2015年12月17日星期四

About the operating parameters of trailer concrete pump

Take a small pump mounted on the special chassis made without cab and can move on their own by a wireless remote control small range at the construction site, when long distance transitions, the ability to pull a fast then transported by tractor-trailers, is a set of self-propelled, pumping, fabric functions in one efficient concrete conveying equipment. The device is compared with the pump, with a high cost. Control system hardware configuration to improve diesel transfer
Precision speed control, stepper motor drive throttle bodies, there is the difference between the use of closed-loop control diesel engine speed. Operation of the entire device, wireless remote control-based, supplemented by close control, wireless remote control function pumping operations, boom fabric job, the main oil pump displacement control, pump operations, such as walking on their own. By text display, you can display the working status towed boom pump and related operating parameters, adjust the relevant control parameters.
(1) Power section, DC 24V, negative grounding system, powered by 24V160Ah battery, diesel engine generators allow built-in power supply.
(2) Power section, vehicle powered by V () I, V () PEN-TA Company TAD721 VE engine, rated power / speed of 195kW / 2300r / min. Throttle adjusted by 57H41-2.7-001 stepping motor, the HA335 high performance stepper drives the entire half-step drive.
(3) PLC part, Siemens 57-200 series of economic micro PLC, the CPU224DCDCDC host controller and four EM223DCRLY expansion modules, input 46 points and output 42 points. Realization engine speed detection and adjustment, electro-proportional main pump displacement control, receiving control signals from various sensors, switches and wireless remote control for towed boom pump program control.
(4) Wireless Remote Control section, use Hyde (Hetronic) produced by BMS-2 wireless remote control, remote control receiver 6 group PWM outputs, 12 digital output, control towed boom pump pumping, cloth and go on their own.
(5) The text display unit, Siemens TD- 400 text display, with Q PLC them with PPI protocol communications, to complete the work status display, parameter adjustment and related auxiliary control.

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