底层油温;短路试验;
大容量实验室短路试验测量系统是高电压测量技术的重要组成部分。
Short-circuit test measuring system in high power laboratory is a very important component of high voltage measuring technology.
分析并给出了变压器短路试验电流的计算方法及误差,并提出了短路试验电流调试中的有关问题。
Error and calculating method of current in the short-circuit tests of transformers are analyzed and presented. Relative problems of current debugging in the short-circuit tests are introduced.
SLIM相对旋转异步电机(RIM)存在气隙大、边缘效应等,若采用RIM开路和短路试验方法,会给参数测量带来较大误差。
The SLIM parameters have clear errors to the real values on the base of the RIM parameter measurement method because there are larger air gap and edge effect.
利用上述的这套短路试验系统,对380V/25A高温超导限流器成功地进行了短路试验,实验结果表明:这套短路试验系统能够很好地满足测试高温超导限流器限流能力的要求。
With the short-circuit test system above, the 380V/25A HTSFCL was successfully tested. The results show that the short-circuit test system can satisfy all the requirements to test HTSFCL.
电气强度试验包括在测试过程火线和地线同时短路的情况下测量被测设备的漏电量。
The Dielectric Withstand test consists in measuring the current leak of a device under test, while phase and neutral are short circuited together.
试验结果证明,本驱动电路能够很好的实现正常驱动、动态关断以及短路保护等功能。
Experimental results prove that the designed driver can realize drive, dynamic turn-off and short-circuit protection and so on.
基于交流阻抗和两极电压试验数据的分析,发现发电机转子绕组因存在铜渣而造成匝间短路故障的原因。
Based on the analysis of AC impedance and two poles voltage test data, the reason of turn - to - turn short circuit fault caused by having copper dregs in generator rotor winding was found.
对高压自能式SF_6断路器灭弧室在短路开断试验中容易出现的问题进行了分析、判断和探讨,从而寻求解决的办法。
This paper discusses the matters in which the self-energy SF6 circuit breaker is subject to appearing during short-circuit breaking test in order to find a solution.
经过多次试验证明,该方法判断汽车短路故障点的正确率接近100%。
The many tests show that using this method to judge automotive short circuit trouble point is approximately 100 % accuracy.
试验结果表明:短路保护快速、安全、可靠、简便,具有较大的应用价值。
The experimental results show that the short circuiting protective circuit is fast, safe, reliable and simple, and is of great application value.
介绍了小型三相电力变压器线圈短路故障查找的方法和试验时的注意事项。
This paper introduces the trouble shooting methods for the coil short of miniature three-phase power transformer, and points out some notable matters in the test.
试验结果表明,采用短路过渡焊接可以有效地防止驼峰焊道的产生,提高焊接速度。
The results of experiments indicate that with short circuiting transfer mode, sound weld can be achieved in high speed welding.
目前大型汽轮发电机组轴系扭振特性的现场试验中广泛采用稳态不对称短路变频激振法。
Presently, the method of steady state unbalanced currents is widely used in the field test of torsional vibration characteristics of large-scale steam turbine generator rotor system.
介绍GB 14 0 4 8 4中与短路保护装置(SCPD)协调配合的要求和试验方法,叙述SCPD为断路器或熔断器时选配方法。
The coordination requirements and test methods of short circuit protective device (SCPD) in standard GB14048.4 are introduced. The selection methods of circuit breaker or fuse as SCPD are described.
文章介绍了光纤复合架空地线短路电流试验及试验结果的分析。
This article introduces short circuit current test and the results of optical fiber composite ground wire (OPGW).
试验结果表明,限流器可以有效限制短路电流的峰值和有效值,对于母线电压跌落也有较好的抑制效果。
Experimental results showed that the fault current limiter was effective in curbing the short-circuit current peak and RMS, and it also performed well on inhibiting the bus voltage drop.
曲挠试验:在试验期间经15000次往复运动,即30000次单程运动后不发生电流断路,也不发生导体之间的短路。
Yielding strength test: Cable shall not cause circuit breakdown, and cause short circuit between the conductor after tested by 15000 times return movement i. e. 30000 times of single route movement.
通过舰用断路器样机额定短路分断能力的摸底试验,对试验中出现的问题进行分析和计算。
Through the grope test of the rated short-circuit breaking capacity of model machine of circuit breaker in navy ships, the problems found out in the test were analyzed and calculated.
以试验所用的故障模拟发电机为例,分别对发电机不对称运行和定子绕组匝间短路进行了故障特征计算。
The fault characteristics of stator winding inter-turn short -circuit and asymmetrical operation of generator are calculated for the fault simulation generator.
因此,变压器出口短路后的检测试验一项必要的关系到运行安全的重要工作。
Therefore, Electrical test of transformer in outlet short circuit is a necessary work which relate to the safe operation.
在正负极性直流预压短路树枝试验中,分别提高试样短路树枝起始电压26 8%和36 3%。
The initiation voltage of short circuit treeing after the positive and the negative dc pre-stress increase by 26 8% and 36 3% respectively.
对实现城市道路最短路径的道路数据的组织、相关技术和方法作了初步的研究,并构建了试验环境。
Preliminary research is made on the organization of the road data of the shortest path of urban roads, the relevant technique and methods, and an experimental environment is built.
试验结果表明,通过对短路过渡过程中各个不同阶段的输入能量的控制,可提高焊接过程的稳定性,实现CO2焊的高速化。
The results show that the welding stability can be improved by controlling the input energy in each period to achieve high-speed CO2 arc welding.
试验结果表明,通过对短路过渡过程中各个不同阶段的输入能量的控制,可提高焊接过程的稳定性,实现CO2焊的高速化。
The results show that the welding stability can be improved by controlling the input energy in each period to achieve high-speed CO2 arc welding.
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