CAMA (Luoyang) Electromechanic Co., Ltd (Original named Nanfeng), affiliated with China Airborne Missile Academy, is the biggest and leading dynamometer and power test bench manufacturer in China.
CAMA exclusively introduced eddy current dynamometer technology from Germany ZOLLNER GMBH in 1988. With military manufacturing history of fifty-year, advantage of quality control system in airborne enterprise, CAMA successfully sold about 6000 engine test benches to more than 800 customers all over the world.
Nowadays CAMA dynamometers hold over 85% market share in China, products are exported to America, Australia, Russia, Turkey, Malaysia, Singapore, Vietnam, Iran, Mongolia, Laos, etc.
The main product include eddy current dynamometer, AC dynamometer, various auxiliary conditioning systems, engine performance test bench, engine duribility test bench, motor test bench, gearbox / transmission test bench, driveline / powertrain test bench, engine end of line test system, fuel mass flow meter, intake air flow meter, data acquisition system, coolant temperature conditioning device, oil conditioning device, chilling water system, air conditioner, and high-integration containerized test cells for engine, automobile parts and powertrain testing.
The Scope of Product:
Standards:
GB/T 18297-2007 Automotive Engine Performance Test Methods
GB/T 19055-2003 Reliability Test Methods for Automotive Engines
QC/T 926-1999 (2005) Engine Type Test Code
Engine Performance test of Enterprise Standard
Test Bed Configurations:
AC electric dynamometer
Inverter and variable frequency control system
FST4 test and control system for AC dynamometer
High-speed data acquisition system
Linear servo motor throttle actuator
Transient fuel consumption (gas consumption) meter
Engine coolant simulation and conditioning system
Engine oil simulation and conditioning system
Engine fuel conditioning system
Engine inter-cooler simulation and conditioning system
High-dynamic elastic coupling
Exhaust pressure measurement and control devices
Steel base plate and air spring shock absorber system
Engine supports, dynamometer basement, protective cover and etc.
Technical Characteristics:
AC dynamometer divided into high-speed and low-speed types, to better meet the requirements of gasoline ,diesel engine and motor ,gearbox test;
Fast dynamic response of AC dynamometer;
Accurate positioning and fast response of linear servo motor throttle actuator;
Adjustable flow and outlet pressure of coolant conditioning system;
Adjustable flow and inlet pressure of oil conditioning system
Adjustable inlet and outlet pressure of inter-cooler system;
Open structure, the test system can be integrated import emission test equipment.
Conditioning unit adopts PLC, which keep the system reliable.
Technical Parameters:
| AC dynamometer | Power Range | 22~1000Kw |
| Torque Range | 35.8~6367N.m | |
| Linear servo motor throttle actuator | Stroke | 120mm |
| Execution | 150N | |
| Engine coolant simulation and conditioning system | Temperature control accuracy (steady state) | ±2ºC |
| Flow simulation range | 50~500L/min | |
| Outlet pressure simulation range | 15~200Kpa | |
| Engine oil simulation and conditioning system | Temperature control accuracy (steady state) | ±2ºC |
| Flow simulation range | 20~50L/min |
Note: The above are CAMA company's standard products, non-standard products can be developed according to different user demands.
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