Experimental study on shutting of emergency gate for spillway tunnel at Xiluodu Hydropower Station under hydrodynamic condition;
溪洛渡水电站泄洪洞事故闸门动水下门试验研究
This paper analyzed and pointed out the poor reliability,low precision and heavy maintenance of the intake emergency gate control system,then put forwarded a way which triumphantly deal with these bugs by making good use of the PLC and coder in improving the control system.
本文主要介绍针对原进水口事故闸门常规控制系统存在控制可靠性差、精度低、维护量大的缺陷,后利用PLC和编码器新设备对控制系统进行成功技术改进克服这些缺陷的一些情况。
For an emergency gate of surge-tank, some characteristics are observed and analyzed on the basis o f model tests for a large surge-tank with diameter of 24m and height of 100m.
对调压井事故门,在电站机组运行台数不同时下闸闸门水力学特性,以及闸门处于不同位置、机组满发、突然全丢弃、闸门受水锤波冲击引起的上浮力进行了系统的测试、比较和分析,还测试了事故闸门静态店门和涌波过程中下闸时的水力特性。
The essentials about design and commission of boiler’s Level regulation during feedwater pump accident trip are analyzed intensively in the article.
对给水泵事故跳闸工况下保持给水自动控制的设计和投运要点进行了深入分析,对同类大型火电机组配置的电动给水泵组控制的工程化,具有借鉴意义。
Research of non-fault trip accident in 500 kV substation;
500kV变电站开关无故障跳闸事故分析
Physical Model Study on the Dynamic Loads and Flow-induced Vibration of Emergency Sluice Gate in Xiluodu Tunnel Spillway;
溪洛渡水电站泄洪洞事故闸门启闭力及流激振动试验研究
An analysis of the isolating switch operation leading to switch trip
一起刀闸操作引起开关跳闸事故的分析
Using Accident Tree to Analyze Leapfrog Trip Accident of Power System
运用事故树分析电力系统越级跳闸事故
Analysis on Transformer Tripping Incident in 600MW Power Plant
600MW发电厂启备变跳闸事故分析
Analysis on the "7.23" Sequent Tripping Accident of 500 kV Sanlong Ⅱ and ⅠTransmission Lines
“7.23”500kV三龙Ⅱ、Ⅰ回线相继跳闸事故分析
Xing'an Substation 602~# Master Switch Trip Accident Analysis
兴安变电所602~#总开关跳闸事故分析
Analysis on the accident of #1 transformer switch operation in Buqiao 220kV substation
220kV步桥变1#主变跳闸事故分析
Analysis of an Exceeding Limit Tripping off on a 220 kV Transmission Line
一起220kV线路越级跳闸事故的分析
Analysis on a Bipolar Trip in Xing'an HVDC System
兴安直流系统一起双极跳闸事故分析
Fault analysis and fault localization of the main transformer trip event in MZ transformer station
MZ变主变跳闸事件的故障分析与故障点查找
Analysis of Lightning Trip Fault on Transmission Line & Study on Fault Prevention Measure
输电线路雷击跳闸事故浅析及防雷反事故措施的研究
Analysis and Treatment of Generation Unit Trip Due to DC System Ground Fault
直流接地引起机组跳闸事故的分析与处理
Field test analysis on the line protection trip accident in 220kV substation
220kV变电站线路保护跳闸事故现场试验分析
Analysis and countermeasure of leapfrog trip in main transformer zero-sequence protection
一起主变零序保护越级跳闸事故分析与处理
Analysis of a shut-down accident caused by automatic air switch trip
一次自动空气开关跳闸引起停机事故的分析
Experiment on shutting of emergency overhaul gate in surge shaft of Tianshengqiao cascade II hydropower station
天生桥二级水电站事故检修闸门动水下门试验
Analysis of a Circuit Breaker Abnormal-opening Fault Caused by Hydraulic Oil
一起液压油引发的断路器分闸异常事故
Analysis of the MFT Emergency for High Water Wall Temperature of the 600MW Supercritical Once-through Boiler
600MW超临界锅炉水冷壁温度高跳闸事故分析