基于多导体传输线理论,建立了分析大型汽轮发电机绕组中陡前沿波过程的分布参数仿真模型。
Based on the theory of multi-conductor transmission line, a model used to predict the steep-fronted surge propagation in large turbine generator stator windings was presented.
根据机车主发电机绕组测试检修的技术要求,结合单片机技术,开发出机车主发电机直流电阻测试仪。
The DC resistance tester is designed, by combining the technical requirements of the locomotive power generators winding test and Microcontroller technology.
用多回路法分析大型水轮发电机定子绕组内部故障时,将面临计算量大的困难。
Using the Multi loop Method to analyse the faults inside the stator windings of large hydro-generators will face difficulties of large amount of calculation.
本文针对水轮发电机定子绕组端部电动力进行了分析计算,并提出一套完整的计算方法。
The electric force of end winding in hydrogenerator stator is analyzed and calculated in this paper, and a set of complete calculating method was given.
只有发电机设计与继电保护密切合作,才有可能完成定子绕组的优化设计。
The close cooperation between generator design and protection can only be a way to do optimization design for generator stator winding.
场,发电机或电动机。可指定绕组类型。
本文介绍了利用微机和数字滤波对发电机定子绕组进行100%接地保护的装置。
This paper introduces a device of 100% grounding fault protection for stator windings of generator by microcomputer and digital filter technique.
定子绕组温度异常是发电机故障中的一大类。
Temperature abnormity of generator stator winding is a familiar failure.
本文用数值计算方法研完了凸极同步发电机阻尼绕组对电力系统自动重合闸暂态过程的影响。
In this paper, the effect of damper windings of salient-pole synchronous generator on transients of the recloser in power system is considered by numerical calculation method.
详细分析了发电机发生气隙偏心故障时定子绕组并联支路的环流特征。
The generator stator winding parallel branches circulating current characteristics on air-gap eccentric fault were analyzed.
双输出绕线式发电机的定转子绕组之间不仅有磁的联系,而且有电的直接联系。
There are not only magnetical connection but also direct connection of electricity between stator and rotor windings of the doubly fed slip-ring generators.
详细讨论了发电机参数、交轴稳定绕组及负载对系统运行稳定性的影响。
The effects of generator parameters, quadrature axis stability winding and load on operation stability of the system are studied in detail.
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.
介绍了三峡左岸电站水轮发电机定转子绕组绝缘材料的国产化研究成果和实际应用情况。
This paper describes the study results and actual application instances of national-made insulation materials of the stator and rotor windings for Sanxia Left Bank Power Plant Generators.
长期以来水轮发电机多用空气为介质对其定子、转子绕组以及铁芯进行冷却。
For a long time, the hydro-generator has usually used air as medium to cool its stator, rotor winding and iron core.
发电机定子绕组温度在线监测具有重要意义。
On - line monitoring for stator and rotor winding temperatures of generators is of great concern.
提出的分析方法也可用于双绕组发电机直流侧短路等电磁转矩的分析。
The method can also be used to analyze electromagnetic torques in double-winding AC-DC generators after shorts or just DC side.
简要介绍采用高绝缘低沸点介质替代水内冷介质,用于汽轮发电机定子绕组内部冷却的原理。
This paper presents the inner cooling theory that use the high insulating property and low boiling point materials instead of water as coolant in turbo-generator's stator windings.
采用低压屏蔽法对发电机定子绕组进行直流泄漏试验,发现泄漏电流异常增大。
The direct-current leakage test is implemented by using the microampere shielded in low-voltage, and the leakage current increasing of generator stator winding abnormally is detected.
建立了求解多分支水轮发电机定子绕组内部故障情况下的稳态电气量的通用数学模型。
The generally mathematical model for calculating the steady state currents of the multi branch hydro generator with the internal armature winding faults is established in this paper.
此发电机是一种新型发电机,它由直流机电枢绕组外接多相全波整流桥组成。
This machine is a new kind of generator which comprises DC armature winding connected with a polyphase full wave rectifier bridge.
本文提出一种计算汽轮发电机定子绕组端部振动固有频率的有限元方法。
A finite element method is presented for the calculating natural frequency of turbogenerator stator end windings.
大型发电机定子绕组的故障放电是造成大型发电机损坏事故的重要原因。
The fault discharge of large generator winding is the important reason for the damages.
本文介绍了用于大型汽轮发电机定子绕组端部振动测量的光纤传感技术的目的、方法、原理和结果。
In this paper are presented purpose, method, principle and results of the optical fiber sensing technology used in measuring the vibration of stator end winding for large turbogenerator.
某舰船直流电站由双绕组发电机、双绕组直流配电板、推进电机组成。
The marine DC power station includes double-winding generation, DC distributing board and DC propulsive motor.
所配发电机是一台高效率的4极双馈式发电机,带有绕组转子和滑差线圈。
The matched generator is a high efficient 4-pole double feeding generator with wound rotor and slip windings.
该方法为同步发电机定子绕组匝间短路故障诊断提供了新的思路。
This method provides a new idea for the detection of the internal stator winding fault in synchronous generator.
发电机的谐波组开路或短路,无三次谐波电压输出,检查绕组接头或拆换绕组。
If no triple overtone voltage, check the winding lug or replace with another winding.
本文对超导汽轮发电机篮式气隙电枢绕组提出了一种新的换位联接方法。
This paper presents a new transposed connecting method for the diamond airgap armature winding of the superconducting turbogenerator.
本文对超导汽轮发电机篮式气隙电枢绕组提出了一种新的换位联接方法。
This paper presents a new transposed connecting method for the diamond airgap armature winding of the superconducting turbogenerator.
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