Diesel Engine Gas Engine
Technical adavantages
1. More reliable
Engine life is 30% longer than similar products.
2. More energy-efficient
Gas consumption is 10% lower than similar products.
3. Safer
Safety factor has reached the international advanced level.
4. Greener
The emissions go up to Chin and level.
5. Smarter
Equipped with CAN communication, common-rail monitor and other smart features
WP5 Gas Engine
Based on mature WP5 engine noumenon, Weichai developed WP5NG gas engine according to gas engine technical characteristic, besides it matched and designed cooling of piston, turbocharger, valve and valve seat ring, which is the ideal power of bus.
Technical Data of WP5 Gas Engine
Model | WP5NG165E40/E50 | WP5NG180E40/E50 |
Type | In-line, water cooling, wetliner, turbocharged and intercooled, electronically controlled pre-mixing, spark ignition, lean burn | |
Number of cylinders | 4 | |
Bore(mm) x Stroke(mm) | 108×130 | |
Total displacement(L) | 4.76 | |
Rated power(kW/ps) | 121/165 | 132/180 |
Rated speed(r/min) | 2300 | |
Max torque(N·m/r/min) | 560/1300-1600 | 600/1300-1500 |
Standard fuel | LNG/CNG | |
Minimum fuel consumption rate(g/kW·h) | ≤185 | |
Idle speed(r/min) | 650±50 | |