It is found that output voltage of zero-sequence transformer is proportional to voltage UA 'a between phase-failure points.
经研究发现，零序变压器输出电压与断相点间电压u _ (A' A)成正比。
Able to directly control AC 50Hz, 380V asynchronous motor with the protection of overload, phase-failure and voltage-absent.
可控制交流50Hz，380V，三相异步电动机的直接起动停止，并具有过载和断相及失压保护。
Use is made of that zero-sequence transformer outputs a voltage signal when phase-failure occurs in three-phase induction motor.
这种新方法的基础是零序变压器在三相异步电动机断相时输出一个电压信号。
The utility model relates to a phase-failure protection, especially relates to an open-phase protector used in the electrical equipment.
本实用新型涉及一种断相保护装置，尤其涉及一种用于电气设备的断相保护器。
The phase-failure protection can be widely used in the electrical equipment without open-phase protection to make the control part free of the unnecessary damage of the open circuit failure.
此断相保护装置可广泛应用于无缺相保护的电气设备中，使设备控制部件免于遭受断路故障的不必要的损坏。
Thus, a communication failure during commit of the one-phase commit resource introduces the risk of a mixed outcome to the transaction (the heuristic hazard).
因此，在提交单阶段提交资源时通信失败会带来混合的事务结果风险（启发式危险）。
However, the XA protocol does provide some additional integrity to this one-phase commit scenario in its provision of resynchronization and recovery logic for failure during commit processing.
不过，XA协议在提交进程失败时可以提供再同步和恢复逻辑，在这一点上确实比此单阶段提交场景多提供一些附加的完整性。
Such a communication failure during commit of the one-phase commit resource introduces the risk of a mixed outcome to the transaction.
在单阶段提交资源提交过程中，这样的通信故障引入了混合事务结果的危险。
Prior to the two-phase commit process, all work performed during the transaction is said to be in-flight, and failure during this period will lead to a rollback of work.
在两阶段提交进程之前，事务过程中执行的所有工作都被认为是“在处理中”，并且在此期间如果失败将会导致工作回滚。
Unlike a two-phase commit resource, there is no recovery from a communication failure with a one-phase commit resource.
不像两阶段提交资源，单阶段提交资源不能从通信故障中恢复。
What happens if there is a network connection failure during two-phase commit processing?
如果在两阶段提交处理过程中出现网络连接故障，会发生什么情况？
These flows are transactional, using mechanisms such as two-phase commit, so that the entire flow can be rolled back in the case of a failure, or committed in the case of success.
这些流都是事务型的，使用的是两阶段提交之类的机制，这样在失败时可以回滚整个流，或者在成功时提交整个流。
Unlike a two-phase commit process, there is no recovery from a communication failure with a one-phase commit resource.
与两阶段提交进程不同，单阶段提交资源在通信失败时无法恢复。
The two-phase commit (2pc) protocol is an inherently blocking protocol that does not scale well increasing latency, complexity and failure rate.
两段提交(two - phasecommit2pc)协议本来就是一种阻塞型的协议，它的伸缩性不好，会导致延迟、复杂性和失败概率的提高。
This paper uses the failure relation algorithm in the first phase, and the case based reasoning in the other, which will definitely improve the efficiency of failure diagnosis.
在故障定位阶段采用了故障关联算法，在故障诊断阶段用的是基于事例推理的方法，这样有利于提高故障诊断的效率。
WJJL1 intelligence over current relay is a typical electronic apparatus which has over current, short circuit, over voltage, under curent, phase faults and starting failure protective functions.
WJJL1智能过流继电器是典型的电子、电器技术相结合的产品。具有过电流、短路、缺相、过欠压、欠电流、相失衡及启动故障等保护功能。
The causes of treatment failure had close relation with clinical phase, dosage of radiotherapy, measures of combining therapy, histopathologic type and so on.
其失败原因与临床分期，放射剂量，综合治疗措施以及病理组织类型等有密切关系。
Objective to investigate the changes of the left ventricular abnormality and the related risk factors in patients with chronic renal failure (CRF) in non-dialysis phase.
目的采用超声技术研究慢性肾功能衰竭(CRF)非透析患者左心改变的相关影响因素。
The relations between load torque and overload current, load torque and staring time, load torque and current of phase failure are given.
得出了负载转矩与电流过载倍数、负载转矩与启动时间、负载转矩与断相电流的关系曲线。
Feeding error comprizes phase quantization error produced by digital phase shifter, array tolerance and the error produced by failure element.
馈电误差包括由数字移相器的使用引入的相位量化误差、阵列公差和失效单元引起的误差。
Thermal overload relays offer phase failure protection and are convertible from manual to automatic reset.
继电器具有相位故障保护和从手动转换为自动重置的功能。
The designed installation is mainly used in synthetic protection of small AC motor. It has the functions of phase failure protection and overload short protection.
本设计装置主要用于中小型交流电动机的综合保护，它具有断相、过载短路保护功能。
This paper introduces principle and application of a new method circuit selection for small current system when single phase grounding failure happens, namely remote sensing circuit selection device.
本文介绍了一种小电流系统单相故障接地选线的新方法即遥感式选线装置的原理及应用。
At the time of failure, no matter what kind of start state of voltage phase, the zero-sequence transient current has the characteristic of inverse phase.
在故障时刻，无论故障相电压的相位处在何种初始状态下，都有零序电流反向的特征。
Marginal posterior distributions of failure rate in last phase are derived under the assumption that the development process constrains the failure rates to be nonincreasing.
在假设研制过程中失效率是非增的约束下，导出了最末阶段失效率的边缘验后分布。
Stator phase failure is one typical fault of a three-phase induction motor.
缺相故障是三相感应电动机的典型故障之一。
In all faults of Three-phase induction motors, stator phase failure has a higher rate.
在三相感应电机运行的各种故障中，绕组缺相故障的发生率较高。
Four kinds of common motor phase failure operation are analysed, and therefrom the current-voltage equal-ratio rule is derived and verified.
分析了四类常见的电动机断相运行，并由此推出和验证了断相运行状态下的电流—电压等比规律。
Based on practice, the reasons of large and medium-sized high voltage wound rotor three-phase asynchronous motor rotor failure were expounded, and viable approach was designed.
结合生产实践，系统阐述了大中型高压绕线转子三相异步电动机转子产生故障的原因，并提出了可行的处理方法。
Phase shifting is the key technique in phase shifting interference metrology and it greatly effects the measuring precision even results in a failure.
相移器是相移干涉计量中的关键技术，对测量精度有很大的影响，关系到相移技术的成败。
应用推荐