This paper presents a multi-interface embedded server architecture for remote real-time monitoring system and distributed monitoring applications. In the scheme,an embedded microprocessor( LPC3250 from NXP) is chosen ...This paper presents a multi-interface embedded server architecture for remote real-time monitoring system and distributed monitoring applications. In the scheme,an embedded microprocessor( LPC3250 from NXP) is chosen as the CPU of the embedded server with a linux operation system( OS) environment. The embedded server provides multiple interfaces for supporting various application scenarios. The whole network is based on local area network and adopts the Browser / Server( B / S) model. The monitoring and control node is as a browser endpoint and the remote node with an embedded server is as a server endpoint. Users can easily acquire various sensors information through writing Internet protocol address of remote node on the computer browser. Compared with client / server( C / S) mode,B / S model needs less maintain and can be applicable to large user group. In addition,a simple network management protocol( SNMP) is used for management of devices in Internet protocol( IP) networks. The results of the demonstration experiment show that the proposed system gives good support to manage the network from different user terminals and allows the users to better interact with the ambient environment.展开更多
To optimize the self-organization network, self-adaptation, real-time monitoring, remote management capability, and equipment reuse level of the meteorological station supporting the portable groundwater circulation w...To optimize the self-organization network, self-adaptation, real-time monitoring, remote management capability, and equipment reuse level of the meteorological station supporting the portable groundwater circulation wells, and to provide real-time and effective technical services and environmental data support for groundwater remediation, a real-time monitoring system design of the meteorological station supporting the portable groundwater circulation wells based on the existing equipment is proposed. A variety of environmental element information is collected and transmitted to the embedded web server by the intelligent weather transmitter, and then processed by the algorithm and stored internally, displayed locally, and published on the web. The system monitoring algorithm and user interface are designed in the CNWSCADA development environment to realize real-time processing and analysis of environmental data and monitoring, control, management, and maintenance of the system status. The PLC-controlled photovoltaic power generating panels and lithium battery packs are in line with the concept of energy saving and emission reduction, and at the same time, as an emergency power supply to guarantee the safety of equipment and data when the utility power fails to meet the requirements. The experiment proves that the system has the characteristics of remote control, real-time interaction, simple station deployment, reliable operation, convenient maintenance, and green environment protection, which is conducive to improving the comprehensive utilization efficiency of various types of environmental information and providing reliable data support, theoretical basis and guidance suggestions for the research of groundwater remediation technology and its disciplines, and the research and development of the movable groundwater cycling well monitoring system.展开更多
为了有效管理农机资源,实时监控农机作业状态和工况数据,及时对农机故障进行预警,提高作业效率,采用.NET提供的应用程序开发接口服务(WCF)生成Web Service客户端,并在此基础上通过ArcGIS Server Java框架进行二次开发,设计并实现了基于A...为了有效管理农机资源,实时监控农机作业状态和工况数据,及时对农机故障进行预警,提高作业效率,采用.NET提供的应用程序开发接口服务(WCF)生成Web Service客户端,并在此基础上通过ArcGIS Server Java框架进行二次开发,设计并实现了基于ArcGIS Server的农机远程监管服务系统。该系统的主要功能包括农机信息管理、合作社内部信息管理、农机实时监控、农机历史轨迹查询、农机工况数据实时监测与即时报警。展开更多
介绍了一种基于社区远程监护系统的整个数据体系结构;它是利用当前国际上通用的数据库管理的思想来设计一个社区远程监护系统的信息系统,从而实现社区监护中心的信息高效管理、满足全局性信息管理的需求。根据系统的需求分析,应用统一...介绍了一种基于社区远程监护系统的整个数据体系结构;它是利用当前国际上通用的数据库管理的思想来设计一个社区远程监护系统的信息系统,从而实现社区监护中心的信息高效管理、满足全局性信息管理的需求。根据系统的需求分析,应用统一建模语言(UML)来提炼一个全面的数据模型,并在SQL Server 2000数据库管理系统中得以实现。展开更多
针对传统瓦斯多级监管系统存在的不足,研究了基于ArcGIS Server Java ADF和JSF框架下的网络地理信息关键技术,构建了ArcGIS server API和Java ADF两种技术集成的开发方案,设计了基于元数据的属性数据分布式存储和空间数据集中部署的数...针对传统瓦斯多级监管系统存在的不足,研究了基于ArcGIS Server Java ADF和JSF框架下的网络地理信息关键技术,构建了ArcGIS server API和Java ADF两种技术集成的开发方案,设计了基于元数据的属性数据分布式存储和空间数据集中部署的数据库存储方案,实现了B/S结构中的浏览器端与服务器端的瓦斯多级监管系统。展开更多
基金Sponsored by the National High Technology Research and Development Program(Grant No.2012AA02A604)
文摘This paper presents a multi-interface embedded server architecture for remote real-time monitoring system and distributed monitoring applications. In the scheme,an embedded microprocessor( LPC3250 from NXP) is chosen as the CPU of the embedded server with a linux operation system( OS) environment. The embedded server provides multiple interfaces for supporting various application scenarios. The whole network is based on local area network and adopts the Browser / Server( B / S) model. The monitoring and control node is as a browser endpoint and the remote node with an embedded server is as a server endpoint. Users can easily acquire various sensors information through writing Internet protocol address of remote node on the computer browser. Compared with client / server( C / S) mode,B / S model needs less maintain and can be applicable to large user group. In addition,a simple network management protocol( SNMP) is used for management of devices in Internet protocol( IP) networks. The results of the demonstration experiment show that the proposed system gives good support to manage the network from different user terminals and allows the users to better interact with the ambient environment.
文摘To optimize the self-organization network, self-adaptation, real-time monitoring, remote management capability, and equipment reuse level of the meteorological station supporting the portable groundwater circulation wells, and to provide real-time and effective technical services and environmental data support for groundwater remediation, a real-time monitoring system design of the meteorological station supporting the portable groundwater circulation wells based on the existing equipment is proposed. A variety of environmental element information is collected and transmitted to the embedded web server by the intelligent weather transmitter, and then processed by the algorithm and stored internally, displayed locally, and published on the web. The system monitoring algorithm and user interface are designed in the CNWSCADA development environment to realize real-time processing and analysis of environmental data and monitoring, control, management, and maintenance of the system status. The PLC-controlled photovoltaic power generating panels and lithium battery packs are in line with the concept of energy saving and emission reduction, and at the same time, as an emergency power supply to guarantee the safety of equipment and data when the utility power fails to meet the requirements. The experiment proves that the system has the characteristics of remote control, real-time interaction, simple station deployment, reliable operation, convenient maintenance, and green environment protection, which is conducive to improving the comprehensive utilization efficiency of various types of environmental information and providing reliable data support, theoretical basis and guidance suggestions for the research of groundwater remediation technology and its disciplines, and the research and development of the movable groundwater cycling well monitoring system.
文摘为了有效管理农机资源,实时监控农机作业状态和工况数据,及时对农机故障进行预警,提高作业效率,采用.NET提供的应用程序开发接口服务(WCF)生成Web Service客户端,并在此基础上通过ArcGIS Server Java框架进行二次开发,设计并实现了基于ArcGIS Server的农机远程监管服务系统。该系统的主要功能包括农机信息管理、合作社内部信息管理、农机实时监控、农机历史轨迹查询、农机工况数据实时监测与即时报警。
文摘介绍了一种基于社区远程监护系统的整个数据体系结构;它是利用当前国际上通用的数据库管理的思想来设计一个社区远程监护系统的信息系统,从而实现社区监护中心的信息高效管理、满足全局性信息管理的需求。根据系统的需求分析,应用统一建模语言(UML)来提炼一个全面的数据模型,并在SQL Server 2000数据库管理系统中得以实现。
文摘针对传统瓦斯多级监管系统存在的不足,研究了基于ArcGIS Server Java ADF和JSF框架下的网络地理信息关键技术,构建了ArcGIS server API和Java ADF两种技术集成的开发方案,设计了基于元数据的属性数据分布式存储和空间数据集中部署的数据库存储方案,实现了B/S结构中的浏览器端与服务器端的瓦斯多级监管系统。
