The Loading Control Strategy of the Mobile Dynamometer Vehicle Based on Neural Network PID

Table 1

Main parameters of the instruments.

Name	Type specification	Main characteristics
Wheel speed sensor	ZKE4006	Output waveform is square wave; the number of pulses is 1024; the maximum rotor speed is 6000 rpm.
Fuel consumption meter	YH-DP2006	The measurement range is 0.5–120 L/h; the maximum relative error is 0.5%; the maximum pressure of output is 800 kpa.
Engine revolution speed sensor	CZ400	The measurement range is 0–120000 rpm; the output signal is square wave; the range of installation gap is 0.5–3 mm.
Drawing force transducer	BLR-1/10000	The measurement range is 0–10000 kg; the allowable overload value is 20% RL.
Data collection instrument	VDM-BS/TL	The instrument is carried on a secondary development according to the requirement.
GPS vehicle speed sensor	DR-168SF	Tracking capability is −159 dBm; the capture ability is −148 dBm.
Wireless transmission module	YL-500IW	The communication speed is 57600 bps; the transmission distance is longer than 3 km.