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MAY 2021
www.energymanagermagazine.co.uk
TURNKEY COGENERATION
SOLUTIONS THAT 14
REDUCE ENERGY COSTS
INSIDE THIS ISSUE:
22 26 29
Harmonics What makes Revenue
are costing a supply recovery: are
you money! chain you missing
resilient? out on
thousands?
FRONT COVER STORY:
Turnkey cogeneration
solutions that reduce
energy costs
See page 14
MAY 2021 www.gruppoab.com
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ENERGY MANAGER MAGAZINE • MAY 2021 3
NEWS NEWS
WPD LEADS CONSORTIUM TO CREATE Baxi Heating releases
COMBINED FUTURE ENERGY PLANNING white paper on urgent ULTRAFLO U1000MKII RANGE
APPROACH FOR LOCAL AUTHORITIES need for UK school THE CLAMP-ON ALTERNATIVE TO
CUTTING PIPES AND MECHANICAL
AND UTILITY COMPANIES heating refurbishment METERS FROM MICRONICS, FOR
SIMPLE, LOW COST FLOW AND
to set buildings on the
ENERGY MEASUREMENT FROM
W
estern Power Distribution authority and utility companies. OUTSIDE THE PIPE!
path to net zero
(WPD), the electricity distribution EPIC is seeking to develop a
network operator (DNO) for standardised process and tool
the Midlands, South West and South that can be used with different
T
Wales, has launched a project that local authorities to create a aking immediate action to refurbish ageing school
works together with local authorities in more accurate, local energy plan. heating systems is vital to put ‘hard-to-tackle’
south west England and other energy The project will look to educational buildings on the road to the future of
network companies to lower carbon/ develop an agreed process for heating, according to a new report by Baxi Heating.
achieve net zero carbon emissions and identifying and analysing energy The ‘Refurbishment of School Heating Systems’ white paper
protect the environment. Its Energy plans in relation to increased caomes on the heels of the UK government’s announcement
Planning Integrated with Councils uptake in electric vehicles, small that it will legislate a new target to reduce emissions by
(EPIC) project will explore whether a scale renewable generation, 78% by 2035, as part of a new Sixth Carbon Budget.
combined approach to energy planning the decarbonisation of heat. The report:
can provide greater benefits for local Three areas in the South West the separate processes currently used. • identifies drivers for improvement
authorities and utility companies. The of England will trial the process and PSC will be providing a new tool • encourages holistic systems thinking
£540,000 Network Innovation Allowance supported tool. Experts on regional local for automated high voltage network • outlines the benefits of modern heating
funded project, will see WPD, gas authorities are providing expertise to assessment while EA Technology will technologies and techniques
company Wales & West Utilities, local help ensure that the planning process be adapting their Network Investment • ims to deliver optimal efficiencies for improved
authorities in the South West, Power developed during the project can be Forecasting Tool to analyse the low outcomes and progress towards net zero.
Systems Consultants (PSC), energy applied more generally across local voltage networks in the trial areas. While The urgent need to reduce emissions from heat in UK buildings
consultants Regen and EA Technology authorities. Energy consultants Regen will strategic network planning, including is particularly pressing in the education sector. Many of our schools
work together to develop a tool to allow lead on determining how the different stakeholder engagement, is routine for
NEW!
are ageing and their heating and hot water systems have seen better Now available in the
the investment plans for energy networks planning processes can be aligned the net-works operating at or over 33kV, it days. The report reveals that around 65% of school buildings were original pipe-mounted
or new wall-mounted,
and the local authorities to be jointly so that local authorities and utilities is hoped that modelling the high and low constructed before 1976, 46% were built before 1966 and the rate display & keyboard
analysed to identify potential synergies. plans are based on a common view. voltage networks will pro-vide results that of new school construction is low. The existing stock will therefore
format with extended
pipe range.
In the current process to create Having agreed on a future energy reflect changes at a local neighbourhood continue to overshadow the sector for many years to come.
Distribution Future Energy Scenarios scenario, the impact on utility networks level that are easier for local authorities The UK government has recognised the issues with a ten-
The ULTRAFLO range of clamp-on metering solutions
(DFES), utility companies consult local will then be modelled to identify the to relate to their own plans. year school rebuilding programme. It has also included schools including the New U1000MKII-WM with wall or panel
authorities who provide input into the location and timings of required network The tool is expected to assess the in the Public Sector Decarbonisation Scheme to help them mounted display and keyboard offers a complete
process. However, DFES are based on investments to support the predicted long-term cost to the consumer and install energy efficiency and low carbon heating measures. package alternative to traditional in-line flow and
national scenarios and do not wholly energy consumption. These investments support regional strategic development But schools embarking on a heating refurbishment programme energy meters.
adopt or incorporate local authorities’ will be assessed to optimise the potential goals, such as decarbonisation and often face a range of challenges – from poor insulation to overheating If you need to monitor and manage water and energy
longer term strategic plans. This can benefits to all parties and will be further supporting local jobs. The project consumption in your facility the ULTRAFLO range offers
– that make use of some alternative technologies very difficult.
a best value solution including lower cost, no disruption
lead to different expectations for future assessed on whether the combined plans is expected to last for 20 months. The white paper reveals that 57% of England’s schools have faulty installation and dry maintenance for hot and chilled
energy requirements between the local will deliver additional benefits versus www.westernpower.co.uk boilers or heaters that add an unnecessary financial burden for this water applications ranging from 22 to 225mm OD.
sector. The Carbon Trust Whole School Approach to Energy Savings And the range can be used as a standalone installation
report estimates that UK schools could save £60 million annually or form an integral part of your aM&T or Building
BCIA releases new Technical Guide: through improved energy
management, including
Energy Management System.
Simple to install – connect power and enter the pipe Suitable for:
Control Sensor Selection and Installation
inside diameter, adjust the sensors and clamp-on the Steel, Plastic
upgraded heating and hot pipe – no specialist skills or tools required! and Copper
water systems – often the pipe, 22 to
Compact, rugged and reliable, the ULTRAFLO range
most significant energy 225mm OD
has been designed to provide sustained performance in
The Building Controls Industry Association (BCIA) installation is key to better control. users in school buildings. industrial environments.
Often there are conflicts of interest in The report aims to deliver
has released a new Technical Guide to add to its the location of sensors – architects want better outcomes for students
portfolio of online Guides available to download. them out of sight, control engineers ask and teachers, with reduced
they be located central to the controlled operational costs, through
T
MADE IN
he new Guide, entitled “Good and transmit it as a measured value to space. This document will show best a focus on systems thinking BRITAIN
Practice Guide – Control Sensor the controller. It is crucial that the sensor practice and help resolve such issues.” from design to installation
Selection and Installation”, sets should provide an accurate measurement The BCIA’s Technical Guides are – and to make important
out to describe good selection of of the controlled variable at the reference designed to help members and those in strides towards the UK’s For fur ther information call us on
the building controls and BEMS industry emissions reduction target.
Heating, Ventilation and Air Conditioning
(HVAC) sensors used in Building Energy
point in the control loop. Failure to meet
the desired conditions satisfactorily can work more effectively. All Technical The ‘Refurbishment of + 44 ( 0 )1628 243064
Management Systems (BEMS). lead to poor control, energy wastage and Guides can be downloaded from the School Heating Systems’ or email sales@micronicsltd.co.uk
A BEMS is only as good as the sensor occupant complaints. “Resources” section of the BCIA website: white paper is available for
used to measure the controlled variable Terry Sharp, President of the BCIA, https://bcia.co.uk/resources/ free download from: www. www.micronicsflowmeters.com
(temperature, humidity, pressure etc.) said: “Good sensor selection and baxiheating.co.uk/schools
4 ENERGY MANAGER MAGAZINE • MAY 2021 ENERGY MANAGER MAGAZINE • MAY 2021 5
NEWS
THE NHS STANDARD CONTRACT 2021/22 Multi-occupancy dwellings such as student accommodation
use a lot of energy to keep the rooms comfortable.
AND SUSTAINABILITY –
WHAT DOES IT MEAN FOR YOUR TRUST? Accommodation of this type comes in all shapes and sizes but, one thing that
is consistent is the endeavour to not use more energy than is needed.
Following a recent consultation with Trusts,
NHS England has recently confirmed the A recent survey across seven accommodation sites ranging
new Standard Contract for 2021/22 which
from 75 to 1,236 bedrooms, showed average annual savings of
includes a greater focus on sustainability
£89.74 per room, across 2,534 rooms. That’s £227,401 saved!
in order to deliver the ‘Net Zero’ health
system goals outlined in October 2020.
Inenco Group, energy management
and sustainability consultants, explain Who wouldn’t want savings like that?
what this means for your Trust.
T
he standard contract is used by times of the person Our controls are always striving to minimise the use of heat. The 3-stage profile keeps students
Clinical Commissioning Groups holding this position. those who do have a green plan in place comfortable while they are in their rooms but, ensures energy isn’t wasted when rooms are empty
and NHS England to contract The development of a Green Plan was will need to review the targets they’ve set – making potential savings of 30-40%*.
for all healthcare services bar included in last year’s contract however in and update them to ensure they comply
primary care. It’s likely the next a recent survey of NHS Trusts conducted with the standards outlined in section 18.4.
12 months will be another challenging by Inenco 40% of respondents stated they 18.5 The Provider must ensure that
year for the NHS given the continued do not have a Green Plan in place. Each with effect from the earliest practicable
impact of COVID 19. However, the new Trust is mandated to have a plan which is date (having regard to the terms and
contract indicates a willingness to push on approved by the board; with a summary duration of and any rights to terminate
regardless with other key NHS priorities. of progress against the targets provided existing supply agreements) all electricity
One of those key priorities is to address to the Coordinating Commissioner. it purchases is from Renewable Sources.
the NHS’s carbon footprint. The report New to this year’s contract is the New to this year’s contract is the
published in October, ‘Delivering a Net requirement to appoint a Net Zero lead for requirement of Trusts to procure green
Zero National Health Service’ outlined your Trust and then notify the Commissioner energy, which is a necessity from April
the steps Trusts must take to achieve of who that is. Does your Trust currently 2021. Is your Trust procuring 100%
the net zero carbon goals set for 2040 have a nominated Net Zero Lead? REGO back renewable energy?
and 2045 but the document had no legal 18.4 As part of its Green Plan the Section 18.6 covers the requirement
standing to make its recommendations Provider must have in place clear, of Trusts to set broader sustainability-
mandatory. Section 18 of the new detailed plans as to how it will contribute based targets that take the local
contract – ‘Green NHS and Sustainability’ towards a ‘Green NHS’ with regard community into consideration, these will
includes stronger targets and other to Delivering a ‘Net Zero’ National also need to be agreed upon with the
changes to the previous years’ contracts. Health Service commitments Coordinating Commissioner. For a full
We have found that the impact Section 18.4 describes in further overview of what is required of your Trust
of the standard contract can be detail the actions each Trust needs to moving forward, the standard contract
overlooked when a Trust is considering take in relation to air pollution, climate for 2021/22 can be viewed here.
its sustainability measures. However, change and single-use plastics & waste. Driving the agenda
section 18 should now be addressed The following updates have been made
when setting your goals and writing your to section 18.4 in this year’s contract:
forwards
green plan to ensure compliance. • Your targets must now be aligned to The message is clear that despite
those set in the ‘Delivering a Net Zero the current challenges facing the NHS,
A stronger focus in National Health Service’ document. environmental sustainability is increasingly ecostat2 Irus - Centrally controlled
this year’s contract • Reduce the proportion of desflurane a key priority for NHS England and Programmed locally via the internet portal
We’re going to highlight some of to sevoflurane used in surgery to this is likely to be just the beginning of
the key conditions outlined in the new less than 10% by volume, instead of contractually required processes each
standard contract and discuss their the 20% target in last years contract. Trust must undertake to be fully compliant
potential impact on your Trust…. Nitrous Oxide has also been added to going forward. Ensuring you have a
18.2 The Provider must maintain the list of environmentally damaging comprehensive Green Plan in place will
and deliver a Green Plan, approved gasses which must be addressed. help to focus your Trust on the steps
by its Governing Body, in accordance In our recent survey 47% of Trusts who required to ensure you meet the targets
with Green Plan Guidance and must: responded stated they did not know what outlined in the ‘Delivering a Net Zero
18.2.1 provide an annual summary their current carbon footprint is. Data National Health Service’ document.
of progress on delivery of that plan to collection and analysis is crucial to not only For more on how Inenco Group are
the Coordinating Commissioner; and knowing what your Trusts carbon footprint working with NHS Trusts to develop
18.2.2 nominate a Net Zero Lead is but also to set realistic goals and be strategies for a net zero future
and ensure that the Co-ordinating able to measure against those goals in contact them on 01253 785294 or
Commissioner is kept informed at all accordance with the updated contract. Even go to www.inenco.com/nhs.
prefectcontrols.com • 01787 320604
6 ENERGY MANAGER MAGAZINE • MAY 2021 The ETL symbol is a UK registered certification mark of the Department of Energy and Climate Change - Authorised User: 02371 * Savings are dependant on building, current control methods and settings used.
NEWS
UNRELIABLE DATA IS RESPONSIBLE FOR VARIANCES Recover NHS Trust: £1.4 million
recovered on energy
OF UP TO 2000% IN FORECASTING CARBON USAGE
T
he new report by the Net Zero
Infrastructure Industry Coalition
• Planning framework guidance for
carbon assessment in line with the
The NZIIC harnesses the collective
expertise of those who commission,
lost money University: £1.7 million
from your
(NZIIC) has uncovered huge variances Paris Agreement. We need agreed deliver and operate infrastructure at
recovered on energy
in the way that carbon data is measured, carbon data measuring if we are to scale, to influence the industry and UK
managed, and assessed for planning break the cycle of short-term solutions Government on how infrastructure can
needs across the infrastructure sector. resulting from short timescales, short achieve net zero carbon by 2050.
energy bills
The result is a lack of understanding, political cycles, and reactive solutions. Its latest report is the result of a
meaning the true impact of infrastructure • A shared understanding of the sector thorough audit of the existing embodied
projects on carbon emissions is not clear. share of UK carbon budget. The carbon measurement in the infrastructure
The coalition believes a common
industry-wide approach is essential to the
development of common, long-term
sector targets and trajectories, from
pipeline. This project-by-project approach
was necessary in order to obtain a
NHS Trust: £115,000
availability, quality and transparency of
data, underpinning initiatives to achieve
which individual companies and
projects can be measured against.
true picture, where supply chains are
long and complex. The analysis and
recovered on water
net-zero carbon by 2050. It is also calling • A carbon neutral design option for every recommendations carry extra weight
for significant change in how new assets asset. If we are to achieve carbon neutral because they source data and represent
are designed at feasibility stage. infrastructure, we must ensure that views from across industry and academia.
The report, entitled ‘is our carbon wallet every asset solution has a carbon neutral
empty’, states that the infrastructure sector outline design option, prior to planning
About the coalition
will miss legally binding carbon budgets and tender, by the asset owners. The Net-Zero Infrastructure Industry
that place restrictions on the total amount “We need to create a common carbon Coalition was formed in 2019 in response
of green-house gases the UK can emit. The currency that works for everyone, from to the UK government’s 2050 net-zero
report makes four key recommendations: government and planning authorities to greenhouse gas emissions commitment.
• An agreed carbon zero definition that customers, contractors and the supply chain,” This report was led by Skanksa, with
can be clearly assessed. The industry said Chris Hayes, NZIIC board member and coalition members comprising Mott
must create a single, universally Skanska’s Sustainability Operations Director. MacDonald, Pinsent Masons, the Carbon An energy revenue recovery
Trust, UKCRIC, Leeds City Council, National
audit will also help with:
recognised, managed and constantly “While there is plenty of political and
improving source of carbon emission industry commitment to driving down Grid, and Transport for London.
factors, for the full range of construction
products and building materials that
carbon consumption, we lack consistent
methods to achieving it. Put simply, the
Other coalition members include UK
Green Building Council, Anglian Water, Engie,
It's irrational to go to
are used in infrastructure projects. will is there but the tools are not.” KPMG, and Energy Systems Catapult.
correct reporting on extreme measures to save
greenhouse gas money, but yet not consider
Schools: COVID fears will drive emissions from energy a revenue recovery audit of
deadly surge in toxic car use your energy
A better financial budgeting
s schools across the UK return environmentally-friendly school run have vehicles banned from 2035 onwards.
following months of COVID-19- been driven by in-creasing demands from These zero-emission ambitions are
enforced disruption, new research pupils and parents. A separate national already being matched by action from many
reveals that ongoing infection fears are survey of 1,000 parents, also commissioned forward-thinking schools, with 21.6% of
predicted to significantly increase car by Kura, revealed that over half (53%) of schools reporting having already put in place accurate energy procurement
usage on the daily school run, creating parents would like their child’s school to be investment plans in this area, and a further
more traffic congestion and toxic air doing more to prioritise sustainability and 18% planning to invest in electric vehicles for
pollution around the school gates.
According to a nationally-representative
green initiatives, with a further 49% reporting
that their children feel the same way.
their transport fleets over the coming years.
But cost and a lack of charging infrastructure OJEU framework compliant
survey of 250 school leaders, conducted More promisingly, school leaders do remain the main barriers to change.
by school transport technology specialist predict a greener future for the school run in Only a sixth of respondents (16.4%)
Kura, nearly one in four school leaders the years to come. More than a third (36.8%) reported that they believed that more
(23.2%) believe that infection fears are of schools across the country now believe environmentally-friendly shared transport,
set to drive increased car usage amongst that the coming decade will see more pupils such as school-managed coaches and
Call Visit Email
parents, rising to 35% in independent
schools. Research from the Department
for Transport (DfT) echoes this assertion,
walking and cycling to school, as pupils look
to avoid public transport and the toxic impact
of polluting, low-occupancy car journeys.
minibuses, would rise in prominence – a
concern given that one 49-seater coach
equates to 31 cars taken off the roads.
01253 789 816 biu.com/revenue-recovery hello@biu.com
reporting that car usage soared to 70% School leaders also predict a significant However, schools have also been working
of normal levels since the reopening of rise in electric vehicles on the daily school towards making shared transport a
schools – the highest levels seen this year. run over the coming decade, with nearly safer, more attractive option for their
Two in five respondents (40%) also half (45.2%) asserting electric vehicles, pupils, with a fifth of schools (20.8%)
highlighted traffic congestion around their such as zero-emission school buses, to having invested in additional contact- Recovering lost revenue for
school gates as a problem, with a further
22% expressing concern around the level
be the future of school transport. This
comes amidst the UK’s wider shift towards
tracing technology to improve infection
control on the daily school run.
NHS, local authorities, national
of toxic car fumes around their school. making zero-emission transport standard, For more information: https://ridekura. government, education and
Calls for schools to do more to drive an with sales of new petrol and diesel-fuelled com/request-transport-guide-2021/
institutions since 1997 Optimising energy costs sustainably
8 ENERGY MANAGER MAGAZINE • MAY 2021
OPINION
FIVE WAYS TO MAXIMISE THE IMPACT Get your organisation seen,
OF YOUR SMART CITY PROJECT
Joanne Horrigan,
Head of Renewables
and Smart Cities
These often overlap. For example, EVs can
contribute to cleaner air, but so can easing
congestion. Being clear on your goals from
the outset can prevent enthusiastic project
managers jumping in too fast and allow them
opportunities are major projects such as
stadia, which by virtue of their size, can’t
help but effect the surrounding area.
When there are already large-scale
works in the pipeline or planned, it’s easier
go green
at Enzen, a global to align all relevant stakeholders as required.
If you’re looking to solve air quality with
to incorporate smart district ambitions and
secure agreement from different stakeholder
knowledge EV charging, you’ll need the local power groups. For example, if a new arena is already
enterprise which Distribution Network Operator (DNO) on board.
If you’re focusing on cycling, this isn’t so critical.
set to be built, the added disruption of
upgrading the local power grid for EVs may be
specialises in making Any smart project requires a measured, negligible. The same may apply for upgrading
integrated approach to deliver the street lighting and adding solar assets.
energy and water best outcomes and most sustainable
4. CLEARLY ARTICULATE
more accessible, solution. This is especially critical if you’re
incorporating renewables to support THE BENEFITS
affordable and the generation of clean energy. Communication is key. If you can
sustainable for all. 2. CREATE AN ACHIEVABLE articulate and sell the benefits to affected
stakeholders then you can reap multiple
ROADMAP rewards. It allows stakeholders, whether
As with any project, you can achieve they be local decision makers or the general
greater impact by breaking the task down public, to understand the path you’re taking
into smaller work packages. It may seem and help them realise benefits of their own.
like a paradox: the whole point of a smart A good example of this is the post-
city is to benefit from joined-up thinking and Covid recovery. The pandemic has caused
systems using planning that sees the big everyone to take a step back and re-examine
picture, but to get where you want to be, how we can build a more sustainable, fairer
you need to break down your ambitions. future – one that holistically tackles issues of
Instead of smart cities, we advocate climate change, transport, local food, circular
planners start by thinking about smart economy and inequalities of all types.
C
districts. It’s easy for a city-scale project to Smart projects have an integral role to
get bogged down by disparate and diffuse play in this and it’s important to communicate
hange is coming. Smart cities are
projects dotted around a city, but a district their advantages to local authorities. Make
the future. How do we ensure
is more manageable. A smart district it a priority to engage with those leading the
a collective approach to smart
looks at major developments happening recovery and show them how your contribution
cities that does the best by UK
in one place and considers how to take a can help achieve their ambitions and create
citizens and their tax pounds?
smart, joined-up approach at that scale. a more sustainable future for communities.
There’s an easier way to achieve your sustainability targets and it
Here are five essential steps you must take:
Once several such districts have been doesn’t have to cost the earth.
completed, then it’s time to start thinking about 5. WHAT TO DO NEXT
1. UNDERSTAND ’SMART’ The biggest and simplest thing you can do to green up your
aligning them at town or city-scale. The key
Everyone’s definition of a smart city is
The four steps above can go a long way organisation is to switch to truly 100% renewable electricity and carbon
to this approach is to remain independent, to de-risking and getting the best return
different. As such, it can’t be quantified. neutralised gas with Ecotricity, Britain’s greenest energy company.
choosing technology and platforms that will from a smart district project. But they’re not
It’s perhaps more useful to look at is enable future integration with open protocols. An average organisation using 30,000 kWh would reduce its carbon
easy, and the fact remains these projects
as a progression; a journey to improve There is also a need to think big picture are complex and difficult by nature. footprint by 6 metric tonnes simply by switching to us. We’re not for Not all green energy
urban experiences for citizens through and allow for the future development of core The fifth and final step is to work dividend, which means we invest our profits back into building more is the same?
the use of technology, and to limit our infrastructure. The development of the EV with a partner to achieve smart districts sources of renewable energy, including wind, solar and the UK’s first Ecotricity only supply 100% green
carbon footprint by being intelligent market is a good example for this approach. success. By collaborating with independent, geothermal contribution to the national grid.
about how we use the environment. Investing in future-proof city solutions is key. electricity and carbon neutralised
impartial experts in this space, you’ll gas. But not all ‘green’ energy is the
It’s therefore more accurate to say a We can also help your organisation operate more efficiently and cut
develop a customised, end-to-end same. Suppliers can label units of
smart city is an ethos. However, this ethos still 3. IDENTIFY THE GREATEST solution to map your net zero journey. your carbon footprint even further. From smart meter technology to electricity as green (even if they were
requires direction if it is to become a reality. IMPACT OPPORTUNITY Ultimately, any successful venture or generating your own green energy and more, we’re here to help. generated using fossil fuels) with
From the start, you need to be
What sort of scenarios are suitable for project needs passion. At Enzen, we’re REGO certificates, which authenticate
specific. Smart is an ambition, but what
smart district projects? Transforming half passionate about the power of collaboration green energy. The problem is that
does that exactly mean in your project’s REGOs can be detached from the
a town or city is too big to be manageable, and innovation to improve quality of life
context? What are the goals you’re working green energy and sold separately -
while smart street lighting on a handful for local communities and leave a cleaner
towards? For example, do you wish to: we need to get to 100% green energy
of residential roads is probably too planet for future generations. These,
• improve local air quality in the national grid mix, and we
small to yield noteworthy benefits. more than anything, are the ultimate
• ease congestion with smart traffic routing can only do that by building more
Look for spots where major change is benchmarks of smart districts success.
• facilitate the Electric Vehicle (EV) revolution
already being scoped. Good examples are If you’d like to know more about Get a business quote today renewable sources.
• increase uptake of green heating
where a new transport hub is being proposed how we can help you achieve long-term Join Ecotricity today and get your
systems and renewable energy organisation seen for going truly
or in the early stages of planning, such as a value, discuss your project today.
• monitor flood threats?
new train station or motorway. Other good www.enzen.com/global/contact-UK Alternatively, call us on 0345 600 1994 green in the fight against the
climate crisis. Get a quote today
10 ENERGY MANAGER MAGAZINE • MAY 2021 or email business.sales@ecotricity.co.uk.
OPINION OPINION
tropical waters and island. A
consisted of a collection hydrolysis plant
of interlinking hexagons. is required
Dominic Michaelis, an to produce
Anglo-French architect Hydrogen,
and structural engineer another source
was one of the first of green fuel
advocates of Energy which can
Islands. He explained be produced
that each hexagon via electricity
is: “made up of six generated by
equilateral triangles of wind out at sea.
300-metre-long sides D. Michaelis
and would have a further adds:
longest cross distance “Although some
of 600 metres and the of this generated
shortest cross distance power will be
of 520 metres. Its area used as electricity, a large proportion
would be 234,000m2, can be transformed into hydrogen
or 23.4 hectares. Its fuel by electrolysis, with an efficiency
size would guarantee ranging from 80 to 90%. Hydrogen is
its stability in heavy a clean fuel, combining with oxygen
seas.” This structural when “burnt”, to give water or water
configuration also offers vapour as its by-product, creating
the possibility to follow no atmospheric pollution, and
a cluster or linear plan. therefore considered by many as the
Energy islands, Fuel of the Future.” (D. Michaelis).
DE-CARBONISATION – ARE
said Michaelis, will Denmark has begun planning on
produce and distribute energy that installing two artificial energy islands
stems from four separate avenues: in the North Sea which will triple the up the possibility that neighbouring
‘ENERGY ISLANDS’ A MAJOR
• Wind Energy which will vary site to country’s current installed wind capacity. countries could also benefit.
site. However, considering wind The main energy island under planning Two smaller UK energy islands
conditions off land, maximising wind will produce and provide 3 Gigawatts of are currently being discussed: one in
PART OF THE ANSWER?
energy should not pose a problem. energy rising to 10 over time. An area Cornwall, the other in Anglesey. Both
6 mills at varying heights spread situated 80 km (50 miles) west off the are hoping to generate cleaner forms
across a 600-metre platform should coast of Jutland has been identified as a of fuel production for domestic and
be able to generate 18MW at peak. prime location for its wind and rough sea. commercial use, as well as provide a
Chris Goggin of Rinnai looks at the • Sea Current Energy is site An additional and smaller energy scope of extra vocational options made
available through new industry. A case
dependent but utilizing specifically island is also being planned off Bornholm
advent of energy islands which look designed enabling technology can in the Baltic Sea, to the east of mainland study carried out by researchers at
set to be a major part of the drive generate between 2 and 10 MW. Denmark, which eventually will produce the Major Energy Delivery Programme
• Wave Energy is better suited to 2 Gigawatts of cleanly sourced power. estimate that over a period of 15 years
to de-carbonisation in both the deeper, rougher seas. The average This project will prove to be the the North West Wales regional economy
could receive up to £2.5 billion with extra
wave energy profile of the North biggest construction project undertaken
international arena and the U.K. Sea is 50kW compared to 15kW in by the Danish government with initial employment accounting for 8.6% of
D
tropical waters. Wave energy has estimations amounting to around £24bn. Anglesey’s expected GDP (Hall, Gareth).
ecarbonisation of of renewables. Denmark has the ability to contribute 6MW. Its projected size will be the Man-made energy islands possess
the industrialised heavily invested, both financially • Solar Energy is the last natural equivalent of 18 football pitches – the capability of syphoning off natural
world’s fuel supply is and ethically, in the idea of source that can feed the energy 120,000sq m. Further plans to expand recourses to transmute into domestic
acknowledged as being purpose built ‘energy islands’, island. In terms of production, it is its size by 300% are being discussed and commercial power through a
the over-riding priority floating in either international also the most active. A wide range by the relevant parties. This site will range of innovative and diversifying
in tackling climate change. Industry seas or the territorial waters of solar collection systems can be provide the floor space to accommodate practises; the generation of electricity,
and governments across the globe of sovereign countries. considered for use. “Power Tower” 200 giant offshore wind turbines hydrogen and oxygen is produced
are currently working on advanced An energy island is easily operations in tropical latitudes can which will work with the coastal wind in quantities vast enough to power
plans to alter the composition of explained. It is a manufactured generate collection efficiencies to power 3 million households. Green entire countries with fuel that does not
fuel to ensure a carbon free future. “island” designed with the purpose of 75% and produce a secondary hydrogen will also be mass produced. cause levels of harm to the planet.
This requires a diversification of generating and distributing conversion ratio to electricity of 40%. The Danish state will claim 51% of the The installation and maintenance of
of fuel production and distribution power through renewable To put this energy generation ownership of the energy island leaving energy islands will create new innovative
which does not impinge on fuel recourses situated and gathered into perspective it has been cited free a sizable percentage which is hoped industries and job opportunities that
supplies that allow the global out at sea. The concept of a that by multiple sources that to attract private financial investment. will aid further expansion of the local
economy to operate and grow. floating island or, “Ile Flottante” was 1mw could power anywhere The Danish climate minister, economies. If Denmark’s approach
On mainland Europe in first recorded and introduced by between 400 and 700 homes. Dan Jorgenson, has recently been proves successful, energy islands will
countries such as Germany, Commander Philippe Tailliez of the A separate system dealing in quoted referring to the idea that become a primary source of greener
France, and Italy there has been a French Navy in the early 1950s. Hydrogen conversion will also be Denmark could produce too much fuel production and economic growth.
surge in demand and production Early designs were set in designed and situated on each energy energy to use themselves, opening www.rinnaiuk.com
12 ENERGY MANAGER MAGAZINE • MAY 2021 ENERGY MANAGER MAGAZINE • MAY 2021 13
CHP
CHP: MAXIMIZE POWER
RELIABILITY, WHILE
REDUCING EMISSIONS AND
ELECTRICITY COSTS, FOR
ANY TYPE OF INDUSTRY
I
ndustrial cogeneration is the ideal or with the implementation of
choice for the combined production a completely new technological
of electrical and thermal energy in lay-out. AB has the skills and
many sectors, in particular for “energy- solutions dedicated to tailor-
intensive” companies that require a made installations inside
significant production of heat on an continual buildings without the need
basis, and use a considerable amount of of the module. The design
electricity. Industrial cogeneration levers and realization of these
the benefits of the simultaneous production plants makes evident the
of these two energy carriers, starting from engineering know-how of AB
a single source – natural gas, and in an in determining the optimum
integrated system: the cogeneration plant. configurations and dimension.
The benefits CHP can provide to Skills to which is add the C
businesses are several: significant professionalism in managing the installation M
primary energy savings, up to 30% (and phase, even in the most complex conditions.
in some cases even more!), which mean If the right choice of the most suitable Y
cheaper bills, predictable costs, security technology is very important, the choice CM
of supply, a reduced carbon footprint of the right partner is even more crucial.
MY
and additional income streams such as Since 1981, AB has been at the side
Capacity Market payments, Gas Peaking of companies seeking to improve their CY
Plants or through DSR. For the adventurous, own competitiveness, saving energy and CMY
there are further income streams to be limiting environmental emissions. We
had from frequency response. If the plant build relationships with our customers
K
qualifies for CHPQA, it’s possible to get and partners based on openness and
a beneficial treatment under the CCL. mutual trust: we manufacture, install
The natural gas cogeneration plants and manage systems as if they were our
developed by AB are ideal for many industrial own. Over 40 years of work, we have
scenarios. In fact they meet the expectations developed a know-how and a production
and specific needs of various companies in capacity without equal on a world-wide
the manufacturing and commercial sectors, level, which ensure the excellence of around the world: AB Service is in fact
and they can be defined as a “taylor-made the plants, the maximum quality of both completely dedicated to the assistance
CHP plants”. The design and engineering of the installation and after-sales service. and maintenance of AB installations.
products take into account specific customer AB is the only manufacturer, with Over 90% of plants installed have a
needs, organising the module parts to obtain an industrial process able to internally “Full Service” 24 hour assistance, 365 days
an ideal plant engineering configuration. manage the entire production cycle of the a year, which provides remote monitoring
The first step is a free feasibility study, going cogeneration plant. AB pursues the highest of the plant and original replacement
through the check of available funding degree of innovation with determination, parts. The plant may be constantly kept
support mechanisms, analysis of technical gathering knowledge, experience and under control with the activation of the
performance of existing equipments and technologies, in order to respond with diagnostic and remote assistance service, by
further additional income opportunities, in advanced solutions to a primary need telephone or web, thanks to the monitoring
order to define a certain payback time. of mankind: energy. Contributing to systems, that allows also to choose the
The CHP solution developed by the creation of a better future in the best operating set-up, verify the operating
AB is called ECOMAX® and offers direction of an eco-sustainable system. conditions, determine the daily profitability
the following benefits: it’s compact, The principal production and engineering of the plant. Our local technicians, in
versatile and capable of delivering a high research activities are concentrated in a close contact with customer personnel,
performance and the utmost reliability. modern industrial hub with its head offices intervene in a timely and decisive manner.
It’s an industrial product ready to in Orzinuovi (BS) Italy, spread over about The benefits to our customers
AB ENERGY (UK) LTD
plug, with a rapid installation and start- 34,000m3 of connected buildings, where are: machine stoppages reduced to
up, it requires no building permit and it’s the production facility, engineering offices, a minimum, a guaranteed payback
also relocatable, flexible and scalable. service centre and management are located. time and maximum reliability.
Lower Ground Floor, One George Yard, EC3V 9DF London (UK)
The ECOMAX® solutions may even be To guarantee the plant best A strategic choice which gives
configured for installations within buildings performance, AB offers the largest certainty in payback on the investment.
through integrations with site installations network of specialized technicians www.gruppoab.com Gary Collins - gary.collins@gruppoab.com - +44 7584 354380
14 ENERGY MANAGER MAGAZINE • MAY 2021
PEL 103
MONITORING & METERING
THE NEW U1000-WM
Power & Energy
(WALL MOUNT) IS A Logger
SIGNIFICANT ADDITION Bridge the energy gap between today and tomorrow.
TO THE MICRONICS Increase energy efficiency and reduce your costs.
ULTRAFLO RANGE OF
CLAMP-ON, HEAT/ENERGY Our future energy needs are changing and businesses need
AND FLOW METERS
to improve their energy efficiency. You can reduce required
power generation, save money and increase productivity.
U1000 Heat/Energy Gain a competitive advantage now with the PEL 103.
and Flow meters
are now available
in the original
pipe-mounted
or new wall-
mounted, display
& keyboard format
with an extended
pipe range!
T
he U1000MKII is a “Best
The key to a
Value” Clamp-on, Ultrasonic
heat meter alternative to
reduced carbon
traditional inline energy meters,
for energy management and
footprint & improved
billing applications in domestic and
commercial, district or shared heating or
energy efficiency.
cooling systems, which offers significant
installation cost and dry maintenance
benefits over traditional in-line products.
And the new U1000 Wall Mount version
offers the alternative of Clamp-on pipe-
mounted flow and temperature sensors
Measure and monitor power usage.
but with a wall or control panel, display
and keyboard plus an extended range connectivity the new product supports energy and flow meters continue to offer
Identify inefficiencies and out of hours use.
to cover larger pipe size applications.
Micronics has built on its success
optional Mbus or Modbus RTU slave
and RS485 serial communications
a “Best Value” clamp-on non-invasive
alternative to traditional in-line meter Discover power factor, phase balance and
with the ULTRAFLO U1000 heat/energy for aM&T or BEMs systems. installation, with no drain-down required
& flow meter range to develop a WM Still simple to install: connect power plus dry servicing, providing minimum harmonic issues.
(Wall Mount) version, which extends and enter the pipe inside diameter, downtime and maximum availability.
the pipe size to cover applications adjust the sensors and clamp-on the pipe For further information on this
from 25mm – 225mm (8”) OD pipe and
the temperature range to 135°C.
with no specialist skills or tools required
but now with the added flexibility of
product or the Micronics range call
Micronics on +44(0)1628 810456, visit
Contact us to learn more
And whilst the U1000MKII-WM an alternative wall or panel mounted www.micronicsflowmeters.com
can still be used as a stand-alone
product, in the all important area of
keyboard and display and a wider range
of application the U1000 MKII heat/
or take a look on YouTube.
|
CHAUVIN ARNOUX UK Ltd 125 YEARS IN BUSINESS 30 YEARS IN THE UK |
1 Flagship Square | Shaw Cross Business Park | Dewsbury WF12 7TH | T: 01924 460494 | E: info@chauvin-arnoux.co.uk
16 ENERGY MANAGER MAGAZINE • MAY 2021
TheMONITORING
easy way & METERING
to meter, measure and Energy Controls is an award-winning supplier of electricity
SMART meters and prepayment metering systems.
control your energy supplies. With over 25 years’ experience behind us
E470 GSM SMART meter
we know everything there is to know about
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Our SMART meters are ideal for all types of of your energy supplies.
sub-metering applications ranging from
Landlord properties to Holiday Parks and
Prepayment
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is our speciality!
Prepayment services Key features
Energy Controls is the UK’s No.1 operator of ● Approved to new
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● Exclusive access to PayPoint retailers
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● Top-up online or via our FREE App
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Get paid upfront for your energy with customers a convenient ‘Pay-As-You-Go’
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● As installed by British Gas and many ❝ The way that we manage our electricity supplies is vitally important to our
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email: sales@energycontrols.co.uk to the infrastructure and training. It’s all covered by a small daily service
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ENERGY CONTROLS
www.econtrols.co.uk Metering, Measuring and Managing Resources Metering, Measuring and Managing Resources
email: sales@energycontrol.co.uk
www.econtrols.co.uk
18 ENERGY MANAGER MAGAZINE • MAY 2021 ENERGY MANAGER MAGAZINE • MAY 2021 19CASE STORY - HEAT NETWORK (89-UNIT)
MONITORING & METERING Greenside Views, Mitcham, London CASE STORY - HEAT
MONITORING NETWORK (89-UNIT)
& METERING
Greenside Views, Mitcham, London
SMA RT M- B US & W E B
CREDIT CONTROL OPTIONS
KURVE’s credit control heat disconnect facility is either automatic Pay As You Go,
or at the discretion of the heat supplier, Credit As You Go. HOME EB HOME EB
CURRENT BALANCE CURRENT BALANCE
Lotus Trident chose the PAYG option which gave all residents the ability to
Last Reading 13:20 • 13/09/19 • 355kWh Last Reading 13:20 • 13/09/19 • 355kWh
£3.50 £3.50
access their consumption history and make payments quickly wherever they
Please top Please top
up soon up soon
are 24/7/365. Industry experience indicates that installing a PAYG solution
Today you have used Today you have used
£ kWh £ kWh
1.20 12 1.20 12
over credit billing can cut energy consumption by 10% in the first year, and
TOP UP TOP UP
20% in the second year.
If a resident does not have a mobile device available, alternative vulnerable OPTION 1 OPTION 2
Pay As You Go Credit As You Go
customer support can be provided. In any case there is little investment
needed for metering hardware.
GREENSIDE VIEWS, 89-UNIT - KURVE’S CAPITAL COST SAVING
Looking at the cost of hardware and installation for each metering solution presented to
Lotus Trident, KURVE achieved an average saving of 60% or £33,000 across the site.
ACCURATE & COST EFFECTIVE HEAT METERING AND BILLING PLATFORM
“The savings are genuinely impressive. The real
CP1 requires a metering strategy and selection of heat metering, 18-22 °C value to residents lies in the fact they can easily
prepayment and billing systems that are accurate and cost effective. Children’s
access their energy usage data and manage their
18-19 °C Rooms 19-20 °C
Bedrooms Living Rooms
Traditional in-home display infrastructures add significant capital costs, 16-18 °C
incur replacement expenditure (REPEX) and typically require upgrading every
Hallways, Corridors,
Kitchens & Storage
Rooms
22-24 °C
Bathrooms account anywhere, from any internet device.”
10 years. Such infrastructures also tend to be proprietary to the billing host.
- Arjun Shah of Lotus Trident
To avoid these issues, the KURVE Smart M-Bus & Web energy metering and billing
platform was selected for Lotus Trident’s prestige development in Mitcham.
The KURVE platform uses the building’s hardwired M-Bus network for two-way
communication with the resident’s HIU energy meters, and communicates energy
data and payment functionality to residents across the web.
By showing near real-time energy consumption,
For credit control purposes, KURVE can send a signal via the M-Bus network to close KURVE helps residents understand and better
off the HIU heating supply valve, minimising energy debt. KURVE’s low hosting costs,
KURVE IN ACTION
manage their in-home temperature controls.
and open protocol M-bus network also ensures residents are not locked into KURVE.
Analysis of data collected from Greenside Views showed that
the most viewed page on the KURVE App is the consumption
A HEAT NETWORK FOR LONDON’S CLIMATE ACTION PLAN page, accounting for over 47% of all visits.
The expansion of Greater London has had a profound effect on the small towns and villages surrounding the city. For further information about KURVE please call us
Mitcham is one of those towns that has joined this ever-expanding London collective. In recent years Mitcham on 020 3696 4977 or visit www.kurve-tech.com
has become a popular commuter town due to its proximity to London.
To meet the increasing demand for new residential housing, developer Lotus Trident created Greenside Views,
an 89-unit development of one, two and three-bedroom homes, served by a heat network and specifically
designed to meet the needs of young professionals and families.
KURVE IS A JOINT VENTURE BETWEEN INSITE AND SAV
KURVE IS A JOINT VENTURE BETWEEN INSITE AND SAV Monument House, Monument Way West, Woking, Surrey GU21 5EN
Telephone: +44 (0) 20 3696 4977 • www.kurve-tech.com • enquiries@kurve-tech.com
20 ENERGY MANAGER MAGAZINE • MAY 2021 REV 1 2021 ENERGY MANAGER MAGAZINE • MAY 2021 21MONITORING & METERING MONITORING & METERING
the power frequency current, they can factor as described in the
reduce the torque the motor produces last paragraph. The second
and increase vibration. As a result, it component is the distortion
may be necessary to use a bigger motor, factor (DF), which relates
HARMONICS ARE
and because of the vibration, the life directly to harmonics.
of the motor and the equipment it’s Distortion factor is often
driving may be reduced. Once again, neglected or ignored but,
COSTING YOU MONEY!
this translates to increased costs. because of the prevalence be done? Fortunately, there are many
Harmonics are also a major cause of of harmonics in today’s supply systems, practical and effective ways of mitigating
excess heating in power transformers, it is no longer reasonable to do this. harmonics. The first steps, however,
which means that if significant levels The overall true power factor for are always the same – assess and
If you operate a business that uses with no harmonics the current in the
neutral conductor will be zero. Introduce
of harmonics are present in the supply
system, larger and more expensive
a machine or installation is given by
displacement power factor multiplied by
investigate the problem. The best way
to do this is to use a modern portable
electricity – and which business doesn’t harmonics, however, and things are very transformers will be needed. It may be
easy to assume that this is a problem
distortion factor and, since in practice
distortion factor is always less than 1,
energy logger (PEL), such as the PEL104
different because the so-called triplen
– then it’s a fact that harmonics are harmonics – those that are multiples of for the supply company rather than the true power factor is always worse
or PEL106 from Chauvin Arnoux.
These compact and affordable
costing you money, says Julian Grant of three times the power frequency
(150 Hz, 300 Hz, 450 Hz, etc.) – don’t
the consumer, but bear in mind that
anything that increases costs for
than the displacement power factor
considered alone. And it’s the true power
instruments can be readily connected at
various points in an electrical installation
Chauvin Arnoux. To find out how and sum to zero in the neutral conductor the power company will ultimately factor that determines how much non- to measure and record the level of
result in higher energy prices. And, if productive energy – which has to be paid
what you can do about it, read on! even in a perfectly balanced installation.
In fact, the harmonic currents add, so in harmonic levels in an installation are for – is taken from the supply system.
harmonics present, along with many
I
other parameters such as voltage,
such cases the neutral will potentially be too high, the power company may Clearly there’s an incentive to current and power factor. The data
f you’re thinking that I’ve already frequency. For 50 Hz supplies, this carrying a substantial current. well refuse to provide a supply! improve both the displacement power provided by an exercise like this will
written about harmonics in this means 100 Hz, 150 Hz, 200 Hz, 250 Hz Unless the neutral conductor has Moving on from unwanted heating, factor and distortion factor but there’s give a good insight into the level and
series, you’re right, but I make and so on. The source of harmonics is been sized to take this into account, it another and much less well-known a complication: distortion factor cannot types of harmonic present, together
no apologies for revisiting this non-linear loads – that is, loads where may well overheat and fail. And even problem associated with harmonics is be corrected by adding capacitors. with an indication of their source. This
important topic. Why? Because the current isn’t proportional to the if it is properly sized – which means their effect on power factor. The usual In fact, the addition of capacitors can will allow suitable mitigation measures
these days harmonics are present in applied voltage throughout the whole a larger and more costly conductor assumptions are that power factor actually make the situation worse, to be devised, and once they have been
every power system and they’re a major of each voltage cycle. In the modern – that unwanted heat represents issues are related purely to inductive because resonances may occur at one implemented, further tests with the
cause of unnecessary expenditure. world, non-linear loads are everywhere. wasted energy and whoever pays the loads and they can be corrected by of the harmonic frequencies. Achieving PEL will confirm their effectiveness.
Furthermore, the overall impact of LED lighting systems, variable speed electricity bill pays for that energy. adding capacitors to the power system. an effective solution will depend on the In today’s highly competitive
harmonics is often poorly understood. drives, computers, office machines and Of course, heating in neutral Unfortunately, this is only true in power application but will typically involve the business world, you can’t afford and
Let’s start with a very brief reminder televisions are just a few examples. conductors is not the only problem systems where no harmonics are present. use of both capacitors and chokes. shouldn’t be paying for harmonics
of what harmonics are and where they But why do harmonics matter, and caused by harmonics. Because they The real situation is that power By now it should be readily apparent in your supply system. So make sure
come from. In simple terms, harmonics why do they cost money? One answer can produce a magnetic field that factor has two components. The first is that harmonics in the supply system you don’t – invest in a PEL and set
are currents (or voltages) at frequencies is that they generate unwanted heat. In rotates in the ‘wrong’ direction in a the displacement power factor and this are undesirable and also a potent out on the path to savings today!
that are integer multiples of the power a balanced three-phase power system motor, opposing the field produced by corresponds to the usual view of power source of increased costs. What’s to www.chauvin-arnoux.co.uk
22 ENERGY MANAGER MAGAZINE • MAY 2021 ENERGY MANAGER MAGAZINE • MAY 2021 23You can also read
