To treat technical problems of data acquisition,alarm management, and historical data archiving of radiation protection control system in Thorium Molten Salt Reactor, a network prototype system was designed based on e...To treat technical problems of data acquisition,alarm management, and historical data archiving of radiation protection control system in Thorium Molten Salt Reactor, a network prototype system was designed based on experimental physics and industrial control system.Radiation level of many locations in Jiading campus of Shanghai Institute of Applied Physics is being continuously monitored, and boundaries of accelerator facilities and radiochemical areas are defined by the access control system. In this paper, we introduce the control system design,including human–machine interfaces, alarm system, historical data archiving system, and the software for access control. The software development followed the standard of Capability Maturity Model Integration(CMMIò) Level3, and the software had passed a third-party test, which indicated that the functionality and the reliability could fulfill the requirements of the radiation protection system.展开更多
为了有效地管理大型科学装置控制系统的软件系统EPICS(Expefimental Physics and Industrial Control System)的开发过程,保证系统的可靠性及可维护性,本文对EPICS的开发环境进行了分析,并通过对软件管理方法、账号权限管理及开发过程...为了有效地管理大型科学装置控制系统的软件系统EPICS(Expefimental Physics and Industrial Control System)的开发过程,保证系统的可靠性及可维护性,本文对EPICS的开发环境进行了分析,并通过对软件管理方法、账号权限管理及开发过程的研究,提出并建立了一个统一、便捷和可靠的EPICS软件开发平台。展开更多
本文介绍了基于Win32实验物理和工业控制系统(Expefimental Physics and Industrial Control System,EPICS)输入输出控制器(Input/Output Controller,ioc)的设计和实现,提出了EPICS IOC和微软技术的衔接方案,结合高性能数字示波器,将基...本文介绍了基于Win32实验物理和工业控制系统(Expefimental Physics and Industrial Control System,EPICS)输入输出控制器(Input/Output Controller,ioc)的设计和实现,提出了EPICS IOC和微软技术的衔接方案,结合高性能数字示波器,将基于Win32的IOC很好地融入整个EPICS控制系统。展开更多
介绍EPICS(Experimental physics and industrial control system)控制系统中针对Oracle的数据库采集。深入剖析了EPICS通讯协议、Oracle联网协议,详细介绍了采集软件的体系结构和实现方法,最后对EPICS 稳定性做了测试。本文给出了采集...介绍EPICS(Experimental physics and industrial control system)控制系统中针对Oracle的数据库采集。深入剖析了EPICS通讯协议、Oracle联网协议,详细介绍了采集软件的体系结构和实现方法,最后对EPICS 稳定性做了测试。本文给出了采集程序对控制系统影响的测试结果和采集程序运行情况。展开更多
Ether CAT(Ethernet Control Automation Technology)是一种用于工业自动化的实时以太网现场总线协议。通过使用OPC(Object Linking and Embedding for Process Control)Gateway驱动程序实现了EPICS(Experimental Physics and Industria...Ether CAT(Ethernet Control Automation Technology)是一种用于工业自动化的实时以太网现场总线协议。通过使用OPC(Object Linking and Embedding for Process Control)Gateway驱动程序实现了EPICS(Experimental Physics and Industrial Control System)IOC(Input/Output Controller)与Ether CAT设备的通信,从而使Ether CAT成为加速器控制系统中对实时性要求很高的高速控制系统的一种解决方案。在简要介绍EPICS、Ether CAT、OPC及OPC Gateway的基础上,对使用OPC Gateway驱动程序实现EPICS IOC与Ether CAT设备通信进行了测试。结果表明,EPICS IOC可通过OPC Gateway驱动程序与Ether CAT设备正常通信。展开更多
光束线安全防护控制系统是确保储存环正常运行以及线站安全实验不可或缺的部分。论文介绍了合肥光源重大升级改造项目中光束线安全防护控制的方法。在基于EPICS(Experimental Physics and Industrial Control System)软件平台下,以标准...光束线安全防护控制系统是确保储存环正常运行以及线站安全实验不可或缺的部分。论文介绍了合肥光源重大升级改造项目中光束线安全防护控制的方法。在基于EPICS(Experimental Physics and Industrial Control System)软件平台下,以标准化、模块化、高性能的可编程控制器PLC(Programmable Logic Controller)为核心进行光束线联锁控制系统的设计。重大升级改造完成后,各线站的联锁控制在得以统一化和标准化的同时,系统的安全可靠性、稳定性以及抗干扰性等也都得到有效提高。展开更多
冗余技术是提高EPICS(Experimental Physics and Industrial Control System)在核电领域应用可靠性的有效解决方案。不同于当前采用的"热备用"冗余模式,本文借鉴IEC 62439-3标准所发布的并行冗余协议(Parallel Redundancy Pro...冗余技术是提高EPICS(Experimental Physics and Industrial Control System)在核电领域应用可靠性的有效解决方案。不同于当前采用的"热备用"冗余模式,本文借鉴IEC 62439-3标准所发布的并行冗余协议(Parallel Redundancy Protocol,PRP)阐述的"并行"冗余模式,分析了该协议的应用层实现方案用于EPICS系统的可行性,并参照EPICS的通道访问协议(Channel Access,CA),在Linux系统下开发了基于PRP的EPICS CA协议软件。测试表明,基于PRP应用层协议方案的EPICS CA协议,在网络单点故障时可以实现无缝切换的高可靠性要求,为提高核电领域EPICS系统的通信网络可靠性,提供了实现方式。展开更多
现代大型实验物理和加速器装置中,高精度设备的使用越来越广泛。由于一些高精度设备对工作环境温度要求非常苛刻,在这种情况下,对环境温度的监测就显得十分必要。EPICS(ExperimentalPhysics and Industrial Control System)是应用于大...现代大型实验物理和加速器装置中,高精度设备的使用越来越广泛。由于一些高精度设备对工作环境温度要求非常苛刻,在这种情况下,对环境温度的监测就显得十分必要。EPICS(ExperimentalPhysics and Industrial Control System)是应用于大型实验物理和加速器控制系统组态软件工具集,已在多个加速器上得到应用。该文介绍了一种基于EPICS的温度监测报警系统的实现,并在BEPCII电子枪定时插件温度监测中得到应用。展开更多
The new linac and transport line control system of Hefei Light Source (HLS) is a distributed control sys- tem based on EPICS (Experimental Physics and Industrial Control System). Industrial PC (IPC) is widely used as ...The new linac and transport line control system of Hefei Light Source (HLS) is a distributed control sys- tem based on EPICS (Experimental Physics and Industrial Control System). Industrial PC (IPC) is widely used as not only Input/Output Controller (IOC) but also device controller. Besides industrial PC, PLC and microcontroller are also used as device controllers. The software for industrial PC based device controller is developed based on VxWorks real-time operating system. The software for PLC and microcontroller are written with ladder software package and assemble language, respectively. PC with Linux and SUN workstation with Solaris are used as operator interfaces (OPI). High level control is made up of some EPICS tools and Tcl/Tk scripts.展开更多
基金supported by the ‘‘Strategic Priority Research Program’’ of the Chinese Academy of Sciences (No. XDA02010300)
文摘To treat technical problems of data acquisition,alarm management, and historical data archiving of radiation protection control system in Thorium Molten Salt Reactor, a network prototype system was designed based on experimental physics and industrial control system.Radiation level of many locations in Jiading campus of Shanghai Institute of Applied Physics is being continuously monitored, and boundaries of accelerator facilities and radiochemical areas are defined by the access control system. In this paper, we introduce the control system design,including human–machine interfaces, alarm system, historical data archiving system, and the software for access control. The software development followed the standard of Capability Maturity Model Integration(CMMIò) Level3, and the software had passed a third-party test, which indicated that the functionality and the reliability could fulfill the requirements of the radiation protection system.
文摘为了有效地管理大型科学装置控制系统的软件系统EPICS(Expefimental Physics and Industrial Control System)的开发过程,保证系统的可靠性及可维护性,本文对EPICS的开发环境进行了分析,并通过对软件管理方法、账号权限管理及开发过程的研究,提出并建立了一个统一、便捷和可靠的EPICS软件开发平台。
文摘本文介绍了基于Win32实验物理和工业控制系统(Expefimental Physics and Industrial Control System,EPICS)输入输出控制器(Input/Output Controller,ioc)的设计和实现,提出了EPICS IOC和微软技术的衔接方案,结合高性能数字示波器,将基于Win32的IOC很好地融入整个EPICS控制系统。
文摘介绍EPICS(Experimental physics and industrial control system)控制系统中针对Oracle的数据库采集。深入剖析了EPICS通讯协议、Oracle联网协议,详细介绍了采集软件的体系结构和实现方法,最后对EPICS 稳定性做了测试。本文给出了采集程序对控制系统影响的测试结果和采集程序运行情况。
文摘Ether CAT(Ethernet Control Automation Technology)是一种用于工业自动化的实时以太网现场总线协议。通过使用OPC(Object Linking and Embedding for Process Control)Gateway驱动程序实现了EPICS(Experimental Physics and Industrial Control System)IOC(Input/Output Controller)与Ether CAT设备的通信,从而使Ether CAT成为加速器控制系统中对实时性要求很高的高速控制系统的一种解决方案。在简要介绍EPICS、Ether CAT、OPC及OPC Gateway的基础上,对使用OPC Gateway驱动程序实现EPICS IOC与Ether CAT设备通信进行了测试。结果表明,EPICS IOC可通过OPC Gateway驱动程序与Ether CAT设备正常通信。
文摘光束线安全防护控制系统是确保储存环正常运行以及线站安全实验不可或缺的部分。论文介绍了合肥光源重大升级改造项目中光束线安全防护控制的方法。在基于EPICS(Experimental Physics and Industrial Control System)软件平台下,以标准化、模块化、高性能的可编程控制器PLC(Programmable Logic Controller)为核心进行光束线联锁控制系统的设计。重大升级改造完成后,各线站的联锁控制在得以统一化和标准化的同时,系统的安全可靠性、稳定性以及抗干扰性等也都得到有效提高。
文摘现代大型实验物理和加速器装置中,高精度设备的使用越来越广泛。由于一些高精度设备对工作环境温度要求非常苛刻,在这种情况下,对环境温度的监测就显得十分必要。EPICS(ExperimentalPhysics and Industrial Control System)是应用于大型实验物理和加速器控制系统组态软件工具集,已在多个加速器上得到应用。该文介绍了一种基于EPICS的温度监测报警系统的实现,并在BEPCII电子枪定时插件温度监测中得到应用。
文摘The new linac and transport line control system of Hefei Light Source (HLS) is a distributed control sys- tem based on EPICS (Experimental Physics and Industrial Control System). Industrial PC (IPC) is widely used as not only Input/Output Controller (IOC) but also device controller. Besides industrial PC, PLC and microcontroller are also used as device controllers. The software for industrial PC based device controller is developed based on VxWorks real-time operating system. The software for PLC and microcontroller are written with ladder software package and assemble language, respectively. PC with Linux and SUN workstation with Solaris are used as operator interfaces (OPI). High level control is made up of some EPICS tools and Tcl/Tk scripts.
文摘微小角中子散射(Very Small Angle Neutron Scattering,VSANS)谱仪是结构校准的有力工具。为了保证中国散裂中子源(China Spallation Neutron Source,CSNS)VSANS谱仪的运动部件满足重复定位精度优于±2μm的要求,设计了基于实验物理及工业控制系统(Experimental Physics and Industrial Control System,EPICS)软件架构的运动控制系统方案,并搭建了相应的运动控制系统样机。该样机使用步进电机、绝对式光栅和Beckhoff嵌入式控制器,实现了对平移台位置的全闭环控制。测试结果表明:该样机的重复定位精度优于±2μm,且具有稳定可靠性高的特点,很好地满足了CSNS VSANS谱仪的需要。