ANALYSIS AND MANAGEMENT OF GAS PROCESSES FROM REMOTE - Regas Italia

Page created by Erica Watkins
CONTINUE READING
ANALYSIS AND MANAGEMENT OF GAS PROCESSES FROM REMOTE - Regas Italia
ANALYSIS AND MANAGEMENT
   OF GAS PROCESSES
      FROM REMOTE
ANALYSIS AND MANAGEMENT OF GAS PROCESSES FROM REMOTE - Regas Italia
GRETA
                                                                                                       +
                                                                                                    INGRID

                                         GRETA

                     GRETA

    GRETA

                             CITY GATE
                              STATION

                                                                       INGRID

                                                GAS CONTROL
                                                  CENTER

                               GRETA         What is GRETA?
                                             GRETA is a modular multi-function system based on:
            H2 INJECTION

                                         1   field analysis devices,
                                             consisting of miniaturized gas
                                             chromatographic systems that
                                                                                 2     smart SCADA able to process
                                                                                       data received from the field and
                                                                                       activate advanced processes on
    GRETA, A NEW METHOD                      allow fast gas analysis with a            gas distribution and transmission
                                             high degree of reliability;               networks.
OF MANAGING THE GAS NETWORK

            GRETA | 2                                                           GRETA | 3
ANALYSIS AND MANAGEMENT OF GAS PROCESSES FROM REMOTE - Regas Italia
GRETA                                                                                        THE MINIATURIZED
                                                                                             CHROMATOGRAPHIC MODULE
FIELD ANALYSIS DEVICE

                                                                                                                                                             18 cm
GRETA device is a miniaturized                    It will therefore no longer be
gas chromatographic system,
housed in a casing of reduced
                                                  necessary to engage operators
                                                  to perform gas analysis, thus
                                                                                                                                                             1 Kg
size and weight and installed on                  providing obvious economic and
the field.                                        managerial advantages.

It is connected directly to                       The technology is patented
the gas network and has                           internationally and is certified for
the same functions as a gas                       installations in ATEX Zone 1*.
chromatograph, with the
advantage that it remains field-
installed and allows the collection
of remote analysis data.

     COMPONENTS
     Each device has everything necessary
     to operate independently, record the
     analyzed data and send it to SCADA.
     Indicatively, each module consists of:                                                  Each GRETA field module                 Each module is easily accessible
                                                                                             integrates, depending on the            and can be removed by following
     1.     IP65 container or certified for
            ATEX Zone 1*                                                                     configuration, from 1 to 4 gas
                                                                                             chromatographic modules that
                                                                                                                                     a few simple steps. The modules
                                                                                                                                     have a wide life cycle (from 5 to

     2.     High speed remote control
            and communication system
                                                                                             allow the analysis of various
                                                                                             compounds. The form factor
                                                                                                                                     10 years) and guarantee a very
                                                                                                                                     low consumption of calibration
                                                                                             of the modules ensures a high           and carrier gas. Consequently,
     3.     Housing base for 1, 2 or 4
            miniaturized gas
            chromatographic modules
                                                                                             degree of protection against
                                                                                             external factors, allowing
                                                                                                                                     management costs are minimal
                                                                                                                                     compared to any other analysis
                                                                                             outdoor installation without            device capable of ensuring the
     4.     Gas conditioning fluidics
                                                                                             particular limitations.                 same performance.

     5.     Inputs and outputs for remote
            control

                                                           * : avaliable from January 2019

                                              GRETA | 4                                                                       GRETA | 5
POSSIBLE APPLICATIONS                                                                                     TECHNICAL SPECIFICATIONS

1                                                                                                             DIMENSIONS                                             GC COLUMNS

                                                                                                          2
    ADVANCED MANAGEMENT
    OF GAS ODORIZATION                                                                                        Module Weight                                          Thermal Conductivity Detector (TCD)
                                                                                                              1 kg
    GRETA detects the odorization rate present in         BIOMETHANE                                                                                                 Range                 from ppm to %
                                                                                                              Assembly weight
    the network and transmits it to SCADA, where
                                                                                                              10 kg                                                  Loop volume           2 o 20 µL
    an advanced control and analysis system               GRETA field analysis device contains
    combines the data received with what is               miniaturized gas chromatographics that              External enclosure dimensions (LxWxH)
    collected from other points in the network:           ensure the measurement of specific                  320x240x200 mm
                                                                                                                                                                     REPEATABILITY
                                                          compounds.
                                                                                                              Module dimensions (LxWxH)
    PRESSURE                                                                                                  174x94x54 mm
    TEMPERATURE                                           CH4                                                                                                        RSD below 0.1% for concentration
    FLOW RATE                                             CO2                                                                                                        above 60% and 1% for lower concentration
                                                          N2                                                  GAS CARRIER
    The control and analysis system then                  H2
    identifies the optimal set-point to be                O2                                                                                                         OPERATING CONDITIONS
                                                          H2S                                                 External cylinder
    automatically set on the network odorizing
    systems, in order to guarantee, at the point          THT/TBM                                             Helium, hydrogen, nitrogen, argon                      Environmental         -20°C – +60°C
    of remote analysis, a constant odorizing
                                                                                                                                                                     temperatures
    concentration.                                        The gas chromatographic technique ensures
                                                                                                              COMMUNICATION

3
                                                          data reliability.                                                                                          Relative humidity     25-75%
                                                                                                                                                                                           (non-condensing)
                                                          Through the analysis of the indicated               Wired Ethernet                                         Column                40°C – 140°C
    DETECTION                                             compounds, GRETA system determines the
                                                                                                              Possibility to remote control by means of 3G           temperatures          (isothermal)
                                                          useful values for the quality analysis of the
    OF SPECIFIC COMPOUNDS                                 biogas injected into the grid. Very frequent        connection
                                                                                                                                                                     Injector              80°C – 120°C
                                                          measurements are possible.                                                                                 temperatures
    The modular structure of GRETA field analysis
    device allows the accurate identification of                                                              SOFTWARE                                                                     0.5 – 2 bar
    many different compounds in natural gas:              WOBBE INDEX                                                                                                Column pressures
                                                          HIGHER CALORIFIC POWER                                                                                                           ± 0.01 bar
                                                          LOWER CALORIFIC POWER                               Process and laboratory software
    PERMANENT GASES                                       RELATIVE DENSITY
    SULFUR COMPOUNDS                                      OXYGEN CONTENT                                      Web Application compatible with common                 POWER SUPPLY
    ALKANES                                               CARBON DIOXIDE CONTENT                              web browsers and able to monitoring,
    ALKENES                                               HYDROGEN SULFIDE CONTENT                            scheduling and elaborating measurements
                                                                                                                                                                     24 Vdc, 2 A
                                                          ODORANT CONTENT (optional)
    Greta is therefore ready for the next gas
    market challenges, such as real-time                  The system complies with OIML R-140
    monitoring of:                                        and can be integrated in custody transfer
                                                          measurement systems. In addition, it is
    PERMANENT GASES                                       compliant with the provisions of UNI / TR           GAS COMPOUNDS DETECTED BY GRETA MINI-GC MODULES
    SULFUR COMPOUNDS                                      11537.
    ALKANES
    ALKENES                                                                                                   Permanent gases       Hydrogen, Oxygen, Nitrogen, Carbon Monoxide, Carbon Dioxide

                                                                                                              Sulfur compounds      Hydrogen Sulfide, Carbonyl Sulfide, Tetrahydrothiophene, Mercaptans
    As is the case in the odorization management,
    the processed data can be used to monitor                                                                 Alkanes               Methane, Ethane, Propane, Butane, Pentane, Hexane, Cyclohexane, Heptane,
    other complex processes in the area of                                                                                          Octane, Nonane, Decane, Undecane, Dodecane
    the smart management of gas grid
    (e.g. constant monitoring of H2 in power-to-                                                              Alkenes               Ethylene, Propylene, Trans-2-Butene, 1-Butene, Isobutene
    gas applications).

                                                   GRETA | 6                                                                                                 GRETA | 7
SALES & HEAD OFFICE                               FACTORY
   Via dell’Innominato, 10                    Via Lago Maggiore, 7
24053 Brignano Gera D’Adda                  Monticello di Fara – 36040
         (BG), Italy                            Sarego (VI), Italy

  Tel. (+39) 0363 815867                     Tel. (+39) 0444 821499

                      Regas Srl – Milan, Italy
            www.regas-italia.com – regas@regas-italia.com
You can also read