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- These schemes have been carried out in the WBH-800/750 microprocessor transformer protection device which based on the embedded RTOS. 这些方案在基于RTOS实时多任务系统的WBH-800/750微机型变压器保护装置中得以实现。
- How to discriminate between internal fault and magnetizing inrush current is the difficulty of transformer protection when apply differential relay. 变压器主保护选择差动在原理上存在不足,带来的问题就是如何准确鉴别励磁涌流与内部故障,这也是目前变压器保护的难点。
- On basis of transformer loop equation,a novel principle of transformer protection using equivalent instantaneous leakage inductance is presented. 在变压器回路方程的基础上,提出一种利用等效瞬时漏电感实现变压器保护的新方法。
- A novel principle of transformer protection using equivalent instantaneous leakage inductance, based on the transformer model loop equation, is proposed. 在变压器模型回路方程的基础上,应用等效瞬时漏电感,提出了一种新型变压器保护原理。
- The combination of low-voltage incoming circuit breaker protection and automatic switching device and distribution transformer protection in the power supple system of petrochemical plant is very important, but it is easily neglicted. 石化企业内供电系统中有备自投装置的低压进线断路器保护与配电变保护的配合问题非常重要,但容易疏忽。
- The current configuration state for main transformer of south electric network and several problems met in practical project were introduced. Some of special problems of main transformer protection were analyzed and discussed. 介绍了河北省南部电网主变压器保护的配置现状及在实际工程中遇到的微机主变保护在配置与组屏上存在的问题 ,并对主变保护中的几个特殊问题进行了分析与探讨
- A fresh coat of paint can transform a room. 房间重新粉刷一遍可大为改观。
- She subscribes to an animal protection society. 她捐款给一个动物保护协会。
- XU Yan,WANG Zengping,YANG Qixun,et al.Research on novel transformer protection based on the ratio of voltage and fluxional differential current.Automation of Electric Power Systems,2003,27(23):56-62. [2]徐岩;王增平;杨奇逊;等.;基于电压与电流微分比值原理的新型变压器保护
- For the transformer protection, the inrush current simulations and characteristic analysis are done. The new differential protection principle based ratio-restraint character is explained. 变压器保护重点介绍不同励磁涌流波形的仿真、特性分析及其比率制动差动保护的新原理和新判据。
- According to the features of double transformer protection configuration and double busbar connection,the implementation of bypass breaker replacing transformer breaker is introduced. 根据现行双重化主变保护配置,针对双母线接线特点,提出主变保护旁路断路器代主变断路器方案。
- We subscribe to an animal protection society. 我们定期捐款给一个动物保护基金会。
- The young in our society need careand protection. 我们社会的年轻人需要受到关怀和爱护。
- He was paying out half his profits as protection. 他把所得利润的一半交给歹徒作为保护费。
- They lobbied on the environmental protection issue. 他们就环境保护问题在议员中进行了游说。
- A thin jacket is a poor protection against cold. 一件单薄的夹克衫不足以御寒。
- The settlers banded together for protection. 移民联合起来保护自己。
- He's devoted his whole life to the protection of the rare animals. 他终生献身于珍稀动物的保护。
- A thin coat gives little protection against the cold. 一件薄上衣没有什么御寒作用。
- Transformers, more than meets the eye! 强烈推荐!准备再去看一次!