250kW 300kVA CHP CCHP Natural Gas Generator 60Hz 1800RPM

Specifications 250kW 300kVA CHP CCHP Natural Gas Generator 60Hz 1800RPM

RTA890G2 Gas Engine 8 Cylinders V type

ECO38-2LN/4 Alternator

250kW 300kVA CHP CCHP Natural Gas Generator 60Hz 1800RPM  

Engine Model		RTA890G2
Rating Speed	rpm	1800
Frequency	Hz	60
Generator Output (COP)	kW	260
Power Factor		0.8
Gas Engine Parameter
Engine Output  (COP)	kW	278
Air Ratio	λ	1.7
Configuration		8 Vee
Displacement	l	14.6
Bore	mm	128
Stroke	mm	142
Compression Ratio		12:1
Piston Speed	m/s	8.52
Number of Flywheel Teeth		160
Flywheel House Size		SAE1-14
System Parameter
Oil Capacity	l	70
Max. Allowed Oil Temperature	°C	110
Oil Pressure Warning	kPa	200
Oil Pressure Shutdown	kPa	160
Coolant Capacity for Engine	l	36
Max. Coolant Warning Temperature	°C	90
Max. Coolant Shutdown Temperature	°C	95
Max. Intercooler Outlet Temperature	°C	50
Flow of Coolant pump (JW)	m³/h	30
Flow of Coolant pump (LT)	m³/h	14
Max. Exhaust Temperature	°C	535
Exhaust Flow	kg/h	1150
Exhaust Flange Diameter	mm	2*125
Charging Alternator Capacity	A	35
Starting Voltage	V	24
Thermal Balance
JW Coolant Heat	±8% kW	158
CAC Intercooler Heat	±8% kW
Exhaust Heat up to 120°C	±8% kW	171
Energy Input	kW	712
ELectrical Efficiency	%	36.5
Mechanical Efficiency	%	38.5
Thermal Efficiency	%	46.2
Total Efficiency	%	82.7
Gas Consumption	MJ/kWh	9.86
Generator Parameter
Generator Model		ECO38-2LN/4
Generator Prime Output	kW	288
Generator Efficiency @ 0.8PF		94.8%
Genset Dimension
Length	mm	3300
Width	mm	1500
Height	mm	2000
Genset Weight	kg	3500

  Standard Supply Scope: 1. Gas engine with alternator, 480V adjustable 2. Ignition coil, spark plug, high pressure wires by Germany Heinzmann/Motortech 3. Ignition control module by Germany Heinzmann/Motortech 4. Electronic Governor and Actuator   5. Gas filter, Gas/Air Mixer, Intake air filter   6. Cut off valve, Pressure regulator, Flame arrester   7. Generator control module by UK Deepsea 7320   8. MCCB breaker for below 500kW model   9. Radiator is standard , Strat battery and charger     Applied Gas:   Natural Gas, Biogas, City Sewage Gas, Landfill gas, Oil gas, farm biogas, Coal mine gas,etc Acceptable fuel gas pressure: 5~12kPa CH4 content: for natural gas≥85% CH4 ,content:for biogas≥40% Gas heat value≥5500kcal/Nm3 (23MJ/Nm3 ). Genset output power will increase as the gas heat value increase, if use low heat value gas for fuel (Heat value<5500kcal/Nm3, it will lower the power efficiency. Gas doesn’t include free water or free materials (the size of impurities should be less than 5μm.) H2S content≤200mg/Nm³ NH3 content≤20mg/Nm³ Impurities content≤30mg/Nm³;size≤5μm Water content≤40g/Nm³, no free water.     Acceptable working conditions:   Ambient temperature : -10°C~+40°C  (antifreeze or preheater needed for below 0°C) Relative humidity:<90%(20°C) Altitude:≤1000m Normal working conditions: Genset can run at rated power on the conditions: Atmospheric Pressure: 100kPa, Ambient Temp: 20°C, Relative Humidity: 30%.