Compressed natural gas vehicle injector rail performance testing device and testing method thereof
A technology of compressed natural gas and injection rail, which is applied in the field of detection and can solve problems such as failure to work normally, unstable engine operation, and rare devices
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[0021] The present invention will be further described below in conjunction with the accompanying drawings.
[0022] Such as figure 1 As shown, the present invention includes three parts: a high-speed data measuring and controlling device 1 , a spray rail driver 2 , and a spray rail test unit 3 .
[0023] High-speed data controller includes communication interface 1-1, DC voltage regulator (DC / DC) 1-2, signal processing unit 1-3, digital output unit 1-4, digital input unit 1-5, analog output unit 1- 6. Analog input units 1-7. The output end of the communication interface is connected to the input end of the signal processing unit, the digital output end of the signal processing unit is connected to the input end of the digital output unit, the digital input end of the signal processing unit is connected to the digital input unit signal, and the analog output of the signal processing unit is The terminal is connected to the signal of the analog output unit, and the analog inp...
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Abstract
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