ground system

the identification of fault type when sending the ground signal in the low current ground system

小电流接地系统发接地信号时的故障类型判断

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The characteristics of the single phase current leakage faults in small current ground system are analysed. A new method of selectively examining the faults is proposed, and it is named as "time sequencing phase comparison" method.

分析了小电流接地系统单相漏电故障的特点，提出了一种新的选择性漏电判别方法&时序比相法。

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These problems restrict the development of the ground system information management in oil field, lead to the lower management level of the ground system management in oil field and make it difficult to adapt the increasingly international competition.

这些问题严重制约着油田地面工程系统管理信息化发展，导致油田地面工程系统管理水平低下，难以适应日益严峻的国际竞争。

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The hardware structure and software function of inverter real time controller are described for 1000 kW oil cooled converter in ground system test.

介绍了1000kW油冷变流器地面试验系统中逆变器实时控制器的硬件结构和软件功能。

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To satisfy the PCM telemetry baseband equipment performance requirements of the ground system of Beijing TTC& M earth station, a new design technique of digitized synthesizer whose output frequency can be changed continuously ( resolution: 1Hz) is proposed in this paper.

针对北京TTC＆M站地面编码遥测基带设备的性能指标要求，设计了一种高性能数控连续可调频率合成器，应用于航天测控系统中。

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Don't add additional equipment outside tripod turnstile without permission and make sure ground system is reliable.

未经许可，设备上请勿添加外围设备且确保系统接地可靠，保证设备工作的安全可靠。

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Autonomous navigation will simplify ground system on spacecraft tracking and routine orbit determination.

通过减少地面系统日常的轨道确定工作和跟踪任务，自主导航可以简化航天器的地面系统。

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This paper introduced data form, data management, function and characteristic of ground system.

主要介绍了土地系统的数据组织, 数据管理, 系统的主要功能以及系统的特性.

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ocx is critical for us as we cannot fly gps iii satellites with our current ground system.

OCX对我们而言很关键，因为我们不能通过现有地面系统使用GPSIII卫星全球定位系统。

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It can simulate the downhole signals and can be connected with the ground system to receive the commands and transmit simulated data to ground system.

它可以模拟成套装备现有的井下仪器，能与地面系统建立通讯，接收地面系统的命令，并根据命令向地面系统发送相应的模拟数据。

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radio block center (rbc) is the kernel subsystem of the ground system in high-speed railway signaling system.

无线闭塞中心（RBC）是高速铁路信号系统的地面核心子系统。

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Aiming at ground system optimization and simplification of Dagang Oilfield, the pilot test of merit chart measurement technology was made.

针对大港油田地面系统优化过程中简化油井计量的难点问题，进行了功图法计量技术的先导试验。

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the engineer explained the overcurrent ground system to the students.

工程师向学生们讲解了过电流接地系统。

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guide for measuring earth resistivity, ground impedance, and earth surface potentials of a ground system

接地系统的接地电阻率，接地阻抗及地表电位的测量指南

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