就油田自动化来讲，安全保护系统是确保自动化系统在安全条件下进行油田自动生产和管理的重要部分。
For the oil field automation, the safety system is a important part to ensure production and management at safe condition.
随着油田自动化水平的日益提高，现在正在大量使用仪器仪表和控制系统已经或者即将不再适应生产的要求。
Along with the automation level of oil field enhancement daily, now the massive measuring instruments and the control system already or soon no longer adapted the production request.
这篇文章对安全保护系统在油田自动化中的作用及组成给予了详细的描述，也给出了用PLC设计安全保护系统的基本步骤。
This paper gives the detail description of the safe system structure and its function in the oil field automation. Also, it gives the basic steps for safety system design by using PLC.
油田自动化系统主要由SCADA系统及DCS系统两种系统构成，两系统又分别由各种类型的控制设备、仪表、子系统构成。
The system of the oil field automation is mainly composed of the SCADA system and the DCS system. The two systems are separately composed of every kind of control device, instrument, subsystem.
为电力自动化系统在我国浅海油田大面积应用提供了较成功的范例。
It offered relatively succeed example for more use of electric power automation system in offshore oil field of our country.
产品适用于：航空航天工程、纺织机械、冶金、油田、自动化包装及特殊机械设备等。
Products applicable to: Aerospace engineering, textile machinery, metallurgy, oil, automated packaging and special mechanical equipment.
结合油田配电网的分段开关类型和馈线自动化方式，给出了配电网开关配置的数学模型。
According to the type of disconnection switch and the method of feeder automation, the mathematic model of disconnection switch placement was built for distribution networks in the oil field.
随着技术的进步，油田越来越需要功能强、自动化程度高的油井计量设备来提高劳动生产率和油田的管理水平。
As technology advances, more and more need for oil strong functions, high degree of automation in the oil metering equipment to improve labor productivity and field management.
二是大庆热油田电厂机组设备老化，自动化水平相对较低，暴露出的安全和经济问题非常突出；
Secondly, the equipment in Daqing Thermoelectric Power Factory is too old and the automatic level is quite low, therefore the safety problem and the economic problem are significant.
二是大庆热油田电厂机组设备老化，自动化水平相对较低，暴露出的安全和经济问题非常突出；
Secondly, the equipment in Daqing Thermoelectric Power Factory is too old and the automatic level is quite low, therefore the safety problem and the economic problem are significant.
应用推荐