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陕甘宁中部气田在前期开发过程中引进HONEYWELL公司的这套自控系统主要有以下两个部分组成:SCADA系统和TPS系统,SCADA系统又有PDC和GCS两个系统组成。PDC系统主要担负着全气田重点部位的数据实时采集及远程监测,通过该系统完成全气田的生产指挥和历史数据采集,GCS系统主要担负着远程集气站的就地控制、就地数据采集和实时监测,TPS系统主要担负着气田净化厂的工艺自动化控制、是一个大的集散控制系统。其中PDC系统和GCS系统之间的通讯是利用SRT500的一点多址微波通讯系统进行的,PDC系统和TPS系统之间的通讯是利用FDDI的光纤通讯技术来完成的。目前这套引进的自控系统自97年8月投产以来运行相当稳定,达到了预期引进的目的。
Central Shaanxi, Gansu and Ningxia gas fields in the early development process to introduce HONEYWELL company’s automatic control system consists of the following two parts: SCADA system and TPS system, SCADA system and PDC and GCS two systems. The PDC system is mainly responsible for the real-time data collection and remote monitoring of the key parts of the gas field. The production command and historical data acquisition of the gas field are completed through the system. The GCS system mainly takes charge of the remote control of gas gathering stations, on-site data collection and Real-time monitoring, TPS system mainly responsible for gas purification plant process automation control, is a large distributed control system. The communication between PDC system and GCS system is carried out by using SRT500’s one-point multi-access microwave communication system. The communication between PDC system and TPS system is realized by FDDI optical fiber communication technology. At present, this introduced automatic control system has been operating fairly steadily since it was put into operation in August 97, and has achieved the expected purpose of introduction.