1) hydrological telemetering system
水文遥测系统
1.
Because hydrological telemetering systems based on networks have complex heterogeneity.
基于网络的水文遥测系统存在复杂的异构性,导致其软件系统的复杂化,致使多个系统间难以集成,为此,以面向服务的软件体系结构为分析和描述水文遥测系统的基本依据,形成基于Web Service的水文遥测系统软件模型,提出了将系统分割为业务逻辑相对独立的各类服务,并按控制及数据的分布部署服务的原则。
2.
Software reuse can lower the price of software development in the hydrological telemetering system and it can promote the standardization and reliability of software development.
软件复用是减少水文遥测系统软件开发投入,提高软件的标准化与可靠性的有效途径。
3.
To improve the performance of data management and saving in the hydrological telemetering system,a file system for NAND Flash memory is constructed and a hardware driver for NAND flash memory is designed in this paper according to the NAND flash memory\'s analysis and the demands for the interface of file system.
为有效地管理和保存水文遥测系统采集和运行数据,提高系统的性能,根据NAND Flash存储器的特性和文件管理系统接口的要求,构建了一个适合NAND Flash存储器的文件系统,并且设计了NAND Flash存储器的硬件驱动程序。
2) hydrological data acquisition system
水文遥测系统
1.
Reliability Analysis of Hydrological Data Acquisition System (HDAS) in Taihu Basin;
太湖流域水文遥测系统可靠性分析
2.
Because different hydrological data acquisition systems apply a wide variety of formats for communication data stream and network data stream,so the systems exist some shortages in weak generalization and scalability,low real-time performance,high cost of information compatibility & integration.
不同版本的水文遥测系统中用到的通讯及网络数据流形式复杂多样,系统通用性及可扩展性不强,实时性低,信息兼容集成成本高。
4) GSM water level remote sensing system
GSM水位遥测系统
5) Hydrology telemetric System
水情遥测系统
1.
The hydrology telemetric system is a key component of informationization in the field of Water Conservancy.
水利工程是关系国计民生的重要工程,水情遥测系统是水利信息化的重要组成部分。
6) hydrological telemetry
水文遥测
1.
Study on Web Services and Its Application in Integration of Hydrological Telemetry Information;
基于Web Services的水文遥测信息集成研究
2.
The hydrological telemetry systems used in Jiangsu Province were erected at different time, under different supporting facilities and systems, thus existing different problems.
现有的江苏省水文遥测系统是在不同时间、设备、系统下建成的,具有较多缺点,为了解决这些问题,可建立以消息中间件为核心的数据交换中心。
3.
After more than ten years of running, hardware and software of Zhongshundawei hydrological telemetry system has been outdated and couldn t satisfy the demands of decision-making upon informationalizatin and automation.
中顺大围水文遥测系统经过十多年运行,系统硬件设备与软件已不能适应三防决策信息化、自动化的需要。
补充资料:闭环遥测系统
控制端与被控端之间有双向信息流时控制回路中相当于反馈环节的遥测系统。图中示出闭环遥测系统的原理图。在进行遥控时,遥测系统向测控站提供被控对象的工作状态参量,测控站将它与要求达到的工作状态参量进行比较,如果两者不同则发出遥控指令。在被控对象接到遥控指令并进行调整后,遥测系统再将它的工作状态参量送往测控站,这就相当于遥控指令的反馈。继续重复这样的比较,并进行适当的控制,直到两者一致才停止发出遥控指令。这种遥测系统在控制回路中相当于一个反馈环节,使控制回路成为闭合回路,因而称为闭环遥测。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条