Genset working condition:
lAcceptable working conditions:
Ambient temperature : -10°C~+40°C
(antifreeze and water heater needed for below 0°C)
Relative humidity:< 90% (20°C)
Altitude:≤ 500m
l Normal working conditions:
Genset can run at rated power on the conditions:
Atmospheric Pressure: 100kPa, Ambient Temp: 20°C, Relative Humidity: 30%.
lApplied gas:
Natural Gas, Biogas, LPG, Landfill gas, Oil gas, Syngas, Coal mine gas
Acceptable fuel gas pressure: 8~12kPa
CH4 content: for natural gas≥85% CH4 content: for biogas≥55%
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.
Engine of CUMMINS EG120 Natural Gas Generator Set |
Engine Model |
CUMMINS 6CT |
Type |
6 cylinders in line |
Bore * Stroke (mm) |
114*134 |
Displacement(L) |
8.3 |
Compression ratio |
10.5:1 |
Rated speed(rpm) |
1500/1800 |
Inlet type |
Exhaust Turbocharger/Air-Air Intercooler |
Cooling type |
Cooling water tank |
Fuel System |
Low and high pressure |
ESC Type |
Special for U.S. GAC natural gas |
Ignition sequence |
1-5-3-6-2-4 |
The allowed maximum speed (Natural gas supply closed at this time) |
2160 rpm |
The allowed maximum rotating speed (The ignition system shut down at this time) |
2160 rpm |
Oil Capacity |
23.8 L |
Cooling water capacity |
24.3 L |
Maximum engine back pressure |
10.2 kpa |
Gas consumption(m3kw·h) |
<0.3 |
Rough oil consumption(g/kWh) |
<1.2 |
Radiator and oil cooler heat |
40KW |
Exhaust pipe heat radiation |
46KW |
Engine thermal radiation |
8KW |
Alternator thermal radiation |
2KW |
Cooling water temperature |
95 Deg C |
Oil temperature |
<120 Deg C |
Exhaust pipe heat energy (above 120 º C section) |
110KW |
Exhaust temperature (before vortex ) |
650±15 Deg C |
Exhaust Flow |
1050 m³/h |
Fan exhaust flow |
7 m³/s |
Noise level from 1 m |
less than 100 db(A) |
|
|
Alternator of CUMMINS EG120 Natural Gas Generator Set |
Alternator Model |
Engga EG225L-120N |
Excitation Method |
Brushless Permanent Magnet |
Winding pitch |
2/3 pitch |
Number of poles |
4 |
Bearing number |
1 |
Stator Windings |
12 ends |
Insulation Class |
H class |
Protection class |
IP 21 or IP 23 |
Load type |
Continuous operation |
AVR Model |
WT-2 |
Alignment |
Fly wheel |
Temperature Range |
Less than 125 degrees Celsius |
Overload Capacity- the percentage of rated power |
110% |
Waveform distortion rate, no-load |
<5% |
Voltage Regulation Mode |
AVR |
Voltage Regulation Range |
±5% |
Steady State Voltage Regulation |
±1% |
No-load line voltage sine wave distortion |
<2% |
Telephone interference factor (TIF) |
< 50 |
|
|
CUMMINS EG120 Natural Gas Generator Set |
Rated Output(KW) |
120 |
Standby Output(KW) |
132 |
Voltage(V) |
400 |
Current(A) |
216 |
Size(mm) |
2500*950*1535 |
Approximate weight(KG) |
1400 |
Emission levels (Nox) |
Euro II emission(mg/m³) |
Naturally aspirated engine intake air temperature |
None |
Air temperature before entering the air to air intercooler |
82-87(Deg C) |
Air temperature after entering the air to air intercooler |
35-42(Deg C) |
Rated Power @ 0.8 power factor (w / pump s and w / o fan) |
120KW (continuous operation) |
Total energy input (100% load) |
332(KW) |
Electrical efficiency |
36.20% |
Thermal efficiency |
87.90% |
Control panel(Deepsea or others) |
Synchronizing Control, Multilingual Mode Digital Control, Diagnostic Function, Direct Text Indicate of Faults, MOBUS Communication Protocol, Compatible Communication, Exchange Telecommunications, Wired Control Data Output, Automatic or manual start |
NATURAL GAS generator Set
Technical Data |
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Genset Model |
Prime Power (KW/KVA) |
Engine Model |
Clylinders |
Bore×Stroke (mm) |
Gas Consumption Rate (m3/kw.h) |
Displacement (L) |
KW |
KVA |
NG2-30KW |
30 |
37.5 |
1004NG |
4 |
100×127 |
0.5-0.3 |
3.99 |
NG2-40KW |
40 |
50 |
1006NG |
6 |
100×127 |
0.5-0.3 |
5.98 |
NG2-90KW |
90 |
112.5 |
1006-G6TAG |
6 |
100×127 |
0.5-0.3 |
5.98 |
NG2-100KW |
100 |
110 |
R615 |
6 |
126×130 |
0.5-0.3 |
9.7 |
NG2-120KW |
120 |
132 |
R615 |
6 |
126×130 |
0.5-0.3 |
9.7 |
NG2-150KW |
150 |
165 |
R618 |
6 |
126×150 |
0.5-0.3 |
11.2 |
NG2-160KW |
160 |
200 |
D11 |
6 |
128×142 |
0.5-0.3 |
10.96 |
NG2-220KW |
220 |
275 |
D15 |
8 |
128×142 |
0.5-0.3 |
14.62 |
NG2-320KW |
320 |
400 |
D22 |
12 |
128×142 |
0.5-0.3 |
21.93 |
NG2-440KW |
440 |
500 |
D30 |
16 |
128×142 |
0.5-0.3 |
29.24 |
2.Genset working condition :
ACCEPTABLE WORKING CONDITIONS: |
|
Ambient temperature : |
-40°C~+45°C |
(antifreeze or hot water needed for below -20°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%. |
APPLIED GAS: |
Natural Gas, Biogas,Oil field gas |
Acceptable gas pipeline pressure: |
0.8~450kPa |
Engine inlet pressure: |
0.8~5.0kPa (80~500mmH2O) |
CH4 content: |
for natural gas ≥75%; for biogas≥40% |
Sulphur content: |
≤400ppm |
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.) |
3 Standard Scope of Supply:
1. Brand new gas engine, 90% parts include engine body , crank shaft, cam shaft, piston, cylinder head, etc made by Cummins with best quality |
2. Brand new brushless France Leroy Somer alternator |
3. Rating: 3 phases 4 lines. 400/230V, 50 HZ , 1500rpm, 0.8PF, IP22-23, Insulation class H |
4. Radiator for 40°C/50°C ambient temperature |
5. Ignition system adopted USA ALTRONIC |
6. Emergency stop mounted |
7. Battery,Battery cable and Battery charger |
8. Standard tool box |
9. Standard Accessory for installation (include bellows,silencer,flange,asbestos pad,Anti-rust water,screw ) |
10. Gas Train include Regulator valve,Electromagnetic Valve, Fire arrestor,Ball Valve (Chinese brand) |
11. Testing report and maintenance manual. |
Hebe Wang
FUJIAN XINYABO POWER TECHNOLOGY CO.,LTD | Tiehu industrial area,Fuan city,Fujian province,China