PLTD Tarakan
Conversion of Engines
to Dual Fuel Operation
Clean Energy System P.O.Box 26, 106 01 Praha 10, Czech Republic
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Telephone : +420 272 654 556 Fax : +420 272 659 740
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www.cesys.cz e-mail: info@cesys.cz
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                    PLTD Tarakan
                    Conversion of Engines to Dual Fuel Operation
                                                                   ▼   MaK diesel engine
▲   Cable tray
                                                                       ▼   Generating set
▲   Gas distribution pipe
                                                   PLTD Tarakan
                            Conversion of Engines to Dual Fuel Operation
                                                                           ▼   Engine gas train
▲   Engine control box
                                                                               ▼   Flexible hoses
▲   Original switch board
■    Original engine governor              ■   Actuator                            ■   Pick up
■    GEV                                   ■   Control panel                       ■   Main gas train
    TECHNICAL DATA
    Engine:                 MaK 8M453               Manufacturer:            Krupp MaK Maschinenbau GmbH
    Serial Number:          26828, 26827            Year of Manufacture:     1985
    Output to DIN 6271:     2650 kW                 Output at site:          2105 kW
    Speed:                  600 r.p.m.
    Engine Output
    Output                                                     Before Conversion                  After Conversion
                                                                                                 Dual Fuel Operation
    Nominal Output (kW)                                            2650 kW                             2650 kW
    Reduced Output at site (kW)                                    2105 kW                             2105 kW
    Ratio of Diesel / Gas Consumption at Full Load:
    Consumption – Optimized Injection Nozzles                  Before Conversion                  After Conversion
                                                                Diesel Operation                 Dual Fuel Operation
    Diesel Consumption (%)                                          100 %                            10 % ± 5%
    Gas Consumption (%)                                               –                              90 % ± 5 %
    Consumption – Original Injection Nozzles                   Before Conversion                  After Conversion
                                                                Diesel Operation                 Dual Fuel Operation
    Diesel Consumption (%)                                          100 %                          15 ÷ 18 % ± 5%
    Gas Consumption (%)                                               –                            85 ÷ 82 % ± 5%
    Fuel and Gas Consumption at engine output 2105 kW:
    Diesel Consumption: constant 10% = 46 kg /h at 41.5 MJ/kg
    Gas Consumption:    480 Nm3/h at net calorific value 36.8 MJ/Nm3