The invention discloses an electronic anti-collision control system for a traveling block of a petroleum drilling machine and a control method thereof, belongs to the technical field of petroleum drilling, and aims to solve the problem of poor running speed control precision of a traveling block of an existing petroleum drilling machine. According to the electronic anti-collision control system for the traveling block of the petroleum drilling machine and the control method thereof provided by the invention, an electric motor is connected with a roller through a reduction gearbox; an absolute value encoder counts the number of rotation turns of the roller; the absolute value encoder is connected with a PLC (Programmable Logic Controller); the frequency conversion signal output end of the PLC is connected with the frequency conversion signal input end of a frequency converter; the control signal output end of the frequency converter is connected with the control signal input end of the electric motor, the frequency converter is used for collecting the rotating speed of the electric motor in real time, and the feedback signal output end of the frequency converter is connected with the feedback signal input end of the PLC; and the display signal output end of the PLC is connected with the display signal input end of a touch screen, and the instruction signal output end of the touch screen is connected with the instruction signal input end of the PLC. The electronic anti-collision control system for the traveling block of the petroleum drilling machine and the control method thereof have the beneficial effect of realizing the position, constant speed and electronic anti-collision control of a large hook.
一种石油钻机游车电子防撞控制系统及其控制方法,属于石油钻探技术领域,为了解决现有的石油钻机游车运行速度控制精度差的问题。本发明的电动机通过减速箱与滚筒连接;绝对值编码器对滚筒的旋转圈数进行计数;绝对值编码器与PLC控制器相连;PLC控制器的变频信号输出端与变频器的变频信号输入端相连;变频器的控制信号输出端与电动机的控制信号输入端相连,并且变频器用于实时采集电动机的转速,变频器的反馈信号输出端与PLC控制器的反馈信号输入端相连;PLC控制器的显示信号输出端与触摸屏的显示信号输入端相连,触摸屏的指令信号输出端与PLC控制器的指令信号输入端相连。有益效果为实现了大钩位置、恒速、电子防撞控制。
Electronic anti-collision control system for traveling block of petroleum drilling machine and control method thereof
一种石油钻机游车电子防撞控制系统及其控制方法
2021-09-24
Patent
Electronic Resource
Chinese
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