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A supervisory and control system for oil tanks area based on PLC S7-300 and configuration software Force-Control is introduced in this paper. The hardware structure of the system and the software design are both described in detail. In this system, Superior computers communicate with PLC through Industrial Ethernet. The superior computers system adopts duplex redundancy and the PLC adopts software...
To improve the efficiency and the security of tripping operation and lessen the labor intensity during the drilling operation, the concept of using computer to assist tripping operation was put forward in this paper. It is also very useful to enhance the automation level of the mechanical drilling rig. In this paper, after studying the oil rig equipped with hydraulic disc brake and pneumatic disc...
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