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This standard stipulates the method of steering and stability test for steering of vehicles, steering transient response test method (step steering input, steering wheel pulse input), steering return positive test method, steering portable test method, steady state Turn test method, steering wheel central area handling stability test method.
The choice of equipment:
1, steering wheel torque, steering wheel angle measuring instrument;
2, automotive operating stability test bed;
3, stopwatch;
4, multi-channel data acquisition system.
Measurement parameters:
1. Steering wheel angle;
2, yaw rate;
3, body roll angle;
4, through the effective stake area time;
5. Lateral acceleration.
experiment method:
1. According to the regulations on the test site, 10 stumps shall be arranged.
2. Turn on the instrument power and allow it to warm up to normal operating temperature.
3, the pilot should have a rich driving experience.
4. For the first test, the test speed shall be one half of the reference speed and be rounded to an integer multiple of 10. The straight line shall be stably driven at this speed. Before entering the test section, the zero line of each measurement variable shall be recorded.
5, gradually increase the test speed, repeat the above, a total of 10 times.
For specific details, please contact the Technical Department of Jinan Zhongchuang Industrial Test System Co., Ltd.
Zhong Chuang teaches you how to operate the stability of your car to do a snake test
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