监控系统概述SCADA(Supervisory Control And Data Acquisition)系统,即数据采集与监视控制系统,是以计算机为基础的生产过程控制与调度自动化系统,它可对现场的运行设备进行监视和控制,以实现数据采集、设备控制、测量、参数调节以...监控系统概述SCADA(Supervisory Control And Data Acquisition)系统,即数据采集与监视控制系统,是以计算机为基础的生产过程控制与调度自动化系统,它可对现场的运行设备进行监视和控制,以实现数据采集、设备控制、测量、参数调节以及各类信号报警等功能。展开更多
针对MCGS(Monitor and Control Generated System,简称MCGS)与VB之间的数据交换问题,基于对象的链接与嵌入(Object Linking and Embedd ing,简称OLE)自动化技术和DDE数据交换技术,研究了MCGS与VB之间的两种数据交换方法,实现了MCGS与VB...针对MCGS(Monitor and Control Generated System,简称MCGS)与VB之间的数据交换问题,基于对象的链接与嵌入(Object Linking and Embedd ing,简称OLE)自动化技术和DDE数据交换技术,研究了MCGS与VB之间的两种数据交换方法,实现了MCGS与VB的实时数据交换。运行结果表明,上述两种数据交换方法具有较好的实时性、稳定性和可靠性。展开更多
This paper introduces the design and implementation of sea-water temperature auto-monitoring system based on General Packet Radio Service (GPRS). This system integrates modern wireless communication technology, the ...This paper introduces the design and implementation of sea-water temperature auto-monitoring system based on General Packet Radio Service (GPRS). This system integrates modern wireless communication technology, the signal gathering technology and computer network technology. MSC1210 microcontroller is used in data collection device in order to make system accurate and fast. In addition, wireless and Internet technologies are used for transferring and displaying collected field data. A prototype system has been completed and tested in field trials. The results proved the feasibility and usefulness of this system for monitoring the temperature. By using this system, a lot of resources and money can be saved.展开更多
文摘针对MCGS(Monitor and Control Generated System,简称MCGS)与VB之间的数据交换问题,基于对象的链接与嵌入(Object Linking and Embedd ing,简称OLE)自动化技术和DDE数据交换技术,研究了MCGS与VB之间的两种数据交换方法,实现了MCGS与VB的实时数据交换。运行结果表明,上述两种数据交换方法具有较好的实时性、稳定性和可靠性。
文摘This paper introduces the design and implementation of sea-water temperature auto-monitoring system based on General Packet Radio Service (GPRS). This system integrates modern wireless communication technology, the signal gathering technology and computer network technology. MSC1210 microcontroller is used in data collection device in order to make system accurate and fast. In addition, wireless and Internet technologies are used for transferring and displaying collected field data. A prototype system has been completed and tested in field trials. The results proved the feasibility and usefulness of this system for monitoring the temperature. By using this system, a lot of resources and money can be saved.