Test method for comprehensive transmission efficiency of automotive automatic transmission
A technology of automatic transmission and transmission efficiency, applied in the direction of machine gear/transmission mechanism testing, etc., can solve the problems of low efficiency and inaccuracy, achieve accurate test results and avoid human interference
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[0028] The present invention will be further described in detail below with reference to the accompanying drawings, so that those skilled in the art can implement it with reference to the text of the description.
[0029] Such as figure 1 As shown, the method for testing the comprehensive transmission efficiency of the automobile automatic transmission of the present invention includes the following steps:
[0030] Step 1. Install each component of the system on the test platform through fixtures and fixing devices, and adjust the state of each component to the actual vehicle state to prepare for the test.
[0031] The power output device is connected to the input end of the automatic transmission through the first torque speed sensor, and the power output device simulates the automobile engine as the power source. The power output device is preferably a frequency conversion motor, which adopts a dedicated frequency conversion induction motor and an AC speed regulation method of a f...
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