Model NO.
12m
After-sales Service
Life Cycle
Warranty
12 Months
Usage
Bus
Structure
Double Decker Bus
Emission Standard
Euro3
Transmission Type
Automatic
Seats
41~60
Max Speed
51-70km/h
Fuel
Hybrid
Steering Position
LHD
Size
Bus
Intelligence
NBT
Trademark
crrc
Specification
12m
Origin
China
HS Code
8702903000
| Project | Content | |
| Model | 12 Shudu 12M Natural Gas City Bus | |
| Basic parameters | ** ( mm ) Body size length * width * height (mm) | 12000*2550*3420 |
| ( kg ) Maximum total mass | 18000 | |
| (kg) | ||
| ( mm ) Wheelbase (mm) | 6000 | |
| () Number of guests (person) | 89 | |
| Step pattern | Second step | |
| Engine system | Engine model | YC6G260N-50 |
| Engine position | Rear | |
| ( L ) Displacement (L) | 7.8 | |
| (kW/rpm) Rated power (kW / rpm) | 191/2300 | |
| (N.m/rpm) Rated torque (N.m / rpm) | 980/1400 | |
| Gearbox | AMT AMT gearbox | |
| Fuel type | Natural gas | |
| Chassis | Maebashi | 6.5t Axle load 6.4t |
| Rear axle | 11.5t Axle load 11.5t | |
| Tires | 275/70R22.5 | |
| Steering System | Integrated Power Steering | |
| Braking System | ,,ABS Front and rear independent dual-line air brake and spring energy storage parking brake, front and rear disc brakes, ABS | |
| Suspension system | Air suspension | |
| Gas cylinder | 6*120L CNG 6*120L CNG bottle | |
| Bodywork | skeleton | ,Load-bearing rectangular steel pipe frame, vehicle cathodic electrophoresi |
| Passenger door | Front double middle double electric control pneumatic inner swing door | |
| Side window | , Adhesive structure, built-in sliding window | |
| Windshield | Panoramic laminated safety glass | |
| Windshield | Bonded tempered glass | |
| Sunroof | 1 1 safety skylights with ventilation fans | |
| Interior | Floor | Floor leather |
| Handrail | Plastic sprayed steel pipe handrail | |
| Air conditioning duct | Aluminum duct | |
| Interior wall panel and interior decoration | PVC Natte composite PVC panel | |
| Passenger seat | , 47 Plastic seat,47seats | |
| Seat layout | ||
- Vehicle cathode electrophoresis
- Japan paco industry co., ltd. is responsible for equipment manufacturing and installation, with the first-class technical level in China;
- Up to 12 meters large double-deck bus body;
- Automatic operation throughout the process;
- Adopting the world's top brand chemetall pre-treatment agent and basf electrophoretic paint;
- The normal salt spray test of the workpiece after electrophoresis reaches 1400 hours, ensuring the service life of the whole vehicle skeleton skin.
- Establish CAE simulation analysis lab, adopt digital car body design technology and finite element emulation analysis technology to conceptual design, detailed design, structural optimization and manufacturing process. Bus body structure design shall be conducted based on mathematic and mechanical calculation and experiment. Presently, our Company has played a leading role in applying this technology in bus industry.
- As the first gas bus manufacturer in China to enter the catalogue of the ministry of industry and information technology, the company has accumulated independent core technology in gas bus, with the ability of vehicle matching and Engine calibration. It has built a national first-class Gas engine laboratory , Low temperature environment laboratory,Heavy chassis dynamometer and Vehicle road simulation laboratory , has a high level in terms of vehicle and engine power,economy,emission indicators , vehicle and component durability and NVH performance verification . A complete iterative closed-loop design process including vehicle performance matching design, simulation analysis and test verification, vehicle manufacturing and performance testing has been developed .
4.Engine performance testing and optimization
5.Experimental Research on Reliability and Safety of Natural Gas Pipeline System
