该系统在现场条件下可对多种不同型号的ATE、专用测试设备进行自动化综合计量校准,提高了计量保障效率和质量。
The system can perform automatic synthesis calibration of much more types of ATE and Special Purpose Test Equipment. Servicing efficiency and quality of measurement support is improved.
论文首先探讨了基于网络的大型泵站综合自动化系统的设计,整个流程包括现场级、监控级、管理级的控制。
Firstly, the paper presents the design of the comprehensive automation system based on network. The whole design includes spot process, process monitoring level and management level.
对直流系统管理单元纳入变电所综合自动化系统现场总线进行了研究。
The problem is discussed on connecting between management unit of DC control power system and field bus of the substation automation system.
研究设计了转炉炼钢综合自动化系统,介绍了其结构和原理,讨论了工业现场经常出现的调试难点及相应的解决方法。
The structure and principle of integrating automated system of steel making converter was studied and the testing difficulties appeared in industrial site and corresponding solutions were discussed.
现场总线是计算机技术,通信技术和控制技术高度综合与集成的产物,是新一代的全分布式和开发式的控制系统。
Field bus is a product integrating technology of computer, communication and control, is a new generation control system which is distributivity and open up.
控制主机做为系统的控制和综合判断中心,利用RS-485通信线与PLC进行通信,实现现场设备的实时监控。
The master computer is used as the centre of control system and synthetic judgment, and is connected with PLC by RS-485 communication line to perform real-time monitoring on local apparatus.
根据管控一体化系统特点,提出了CAN现场总线和以太网综合应用的控制方案,以及采用SHCAN 2000型现场总线控制系统的设计与实现。
According to the character of integration system of management and control, we present the scheme of process controlling of CAN field -bus and Ethernet, and its realization adopted SHCAN2000.
在以80c 196MC为核心重新设计变频控制系统后进行了现场试验,结果表明,综合节电率达到了22.28%。
After the frequency converter system centered on 80c196mc is redesigned, it is put into test. Field test shows that the energy saving rate reaches 22.28%.
理论分析和系统的现场运行结果证明了综合补偿系统的有效性和可行性。
The feasibility and validity of the combined compensation system is verified by the theoretic analysis and practical operation results.
在现场综合测试的基础上,分析了采用可控硅供电的1150初轧机主传动系统的扭振状况。
On the basis of synthetical test, the paper analysed the torsional vibration of the main drive system of 1150 blooming mill, which used thyristor power supply.
现场总线带来了过程控制系统的开放性,使系统成为具有测量、控制、执行和过程诊断等综合能力的控制网络。
Fieldbus has brought opening to process control system and made the system become control networks with abilities of measurement, control, actuation and process diagnosis etc.
其次,论述了目前变电站综合自动化系统(ISA)的沟通模式,并介绍了硬件结构和现场总线在ISA的职能。
Next, the paper discusses the communication mode of the current integrated Substation Automation Systems (ISA) and describes the hardware structure and the functions of the ISA with fieldbus.
并采用现场试验资料与岩体质量分级指标的相互关系进行系统综合分析,提出不同级别岩体的力学参数。
Rock mass mechanical parameters corresponding to individual rock mass quality at different levels are determined by means of correlation analysis and statistical analysis.
系统综合应用了先进MCGS工控组态软件、GPRS模块、信号检测与处理等技术对油井现场进行了有效地监控,能对各种数据进行方便地统计和查询。
The system comprehensively applied advanced MCGS configuration software, GPRS module, signal detection and processing technology, can effectively monitor, do statistics and enquire all kinds of data.
本论文在对盾构技术充分现场调研的基础上,通过阅读、分析及综合大量文献,对盾构管片拼装机电液控制系统进行了设计与分析研究,并得出了一些有价值的结论。
Based on the investigation and research result by reading, analyzing and summarizing lots of literatures, this paper discusses the electro-hydraulic control system of shield machine's erection system.
结合管控一体化系统特点,提出了CAN现场总线和以太网综合应用的控制方案,以及采用SHCAN 20 00型现场总线控制系统的设计与实现。
According to the character of integration system of management and control, this paper presents the scheme of process controlling of CAN field-bus and Ethernet, and its realization adopted SHCAN2000.
结合管控一体化系统特点,提出了CAN现场总线和以太网综合应用的控制方案,以及采用SHCAN 20 00型现场总线控制系统的设计与实现。
According to the character of integration system of management and control, this paper presents the scheme of process controlling of CAN field-bus and Ethernet, and its realization adopted SHCAN2000.
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