《机炉电大联锁联锁试验单小抄.doc》由会员分享，可在线阅读，更多相关《机炉电大联锁联锁试验单小抄.doc（5页珍藏版）》请在三一文库上搜索。
1、专业好文档 # 3机组机炉电大联锁试验单 编号： 控制系统名称机炉电大联锁试验系统基本情况说明试验开始时间试验内容试验结果备注见附页试验结束时间 运行签字： 生产签字： 3机组大联锁试验1. 锅炉MFT和汽机ETS之间的联锁保护试验（已分别完成）。2. 炉机电联锁保护传动试验2.1. 汽机挂闸，开启主汽门及高中压调节门。汽轮机的相关保护条件投入，各段抽汽逆止门及相关电动门开启。2.2. 锅炉六台磨煤机电机开关置实验位合闸状态，六台磨煤机出口阀全开。六台给煤机启动（工作位空转）；燃油快关阀开启。2.3. 锅炉两台一次风机置实验位，并处于合闸状态。2.4. 汽机高低压旁路阀及喷水阀关闭，模拟机组负
2、荷大于30%（强制SELMW310，30CGA01005CRQ01S为零）。2.5. 发变组“程序逆功率”保护投入；发电机出口断路器，D-AVR灭磁开关（或手动工频励磁开关）在合闸位置。2.6. 在主控室操作台上按下MFT紧急停炉按钮后。2.7. 试验结果检查：ETS电磁阀动作，主汽门、高中压调门应立即关闭。各段抽汽逆止门及电动门联关。磨煤机、给煤机、一次风机应全部跳闸，磨煤机出口阀应全关，燃油快关阀全关。高低压旁路阀及喷水阀应快速开启。检查发变组保护动作，发电机跳闸。发变机出口开关、D-AVR灭磁开关（或手动工频励磁开关）跳闸。 （ ）3. 机电炉联锁保护传动试验3.1. 汽机挂闸，开启主汽
3、门及高中压调节门。汽轮机的相关保护条件投入，各段抽汽逆止门及相关电动门开启。3.2. 锅炉六台磨煤机电机开关置实验位合闸状态，六台磨煤机出口阀全开。六台给煤机启动（工作位空转）；燃油快关阀开启。模拟锅炉负荷大于30%。3.3. 锅炉两台一次风机置实验位，并处于合闸状态。3.4. 汽机高低压旁路阀及喷水阀关闭，模拟机组负荷大于30%。3.5. 发变组“程序逆功率”保护投入；发电机出口开关、D-AVR灭磁开关（或手动工频励磁开关）在合闸位置。3.6. 在控制室操作台上按下汽机“紧急停机”按钮。3.7. 试验结果检查：ETS电磁阀动作，主汽门、高中压调门应立即关闭。各段抽汽逆止门及电动门联关。磨煤机
4、、给煤机、一次风机应全部跳闸，磨煤机出口阀应全关，燃油快关阀全关。高低压旁路阀及喷水阀应不动。检查发变组保护动作，发电机跳闸。发变机出口开关、D-AVR灭磁开关（或手动工频励磁开关）跳闸。 （ ）3.8. 5.3.8模拟锅炉负荷小于30%，其余条件恢复同上，再作一次机电炉联锁保护传动试验。试验结果检查：锅炉不跳闸。ETS电磁阀动作，主汽门、高中压调门应立即关闭。各段抽汽逆止门及电动门联关。高低压旁路阀及喷水阀应快速开启。检查发变组保护动作，发电机跳闸。发变机出口开关、D-AVR灭磁开关（或手动工频励磁开关）跳闸。 （ ） 4. 电机炉联锁保护试验4.1. 汽机挂闸，开启主汽门及高中压调节门。汽
5、轮机的相关保护条件投入，各段抽汽逆止门及相关电动门开启。4.2. 锅炉六台磨煤机电机开关置实验位合闸状态，六台磨煤机出口阀全开。六台给煤机启动（工作位空转）；燃油快关阀开启。模拟锅炉负荷大于30%。4.3. 锅炉两台一次风机置实验位，并处于合闸状态。4.4. 汽机高低压旁路阀及喷水阀关闭，模拟机组负荷大于30%。4.5. 发变组“发电机差动”保护投入、“关闭主汽门”跳闸压板投入；发电机出口开关、D-AVR灭磁开关（或手动工频励磁开关）在合闸位置。4.6. 由电气侧模拟“发电机差动”保护动作，“关闭主汽门”跳闸出口动作。4.7. 试验结果检查：ETS电磁阀动作，主汽门、高中压调门应立即关闭。各段
6、抽汽逆止门及电动门联关。磨煤机、给煤机、一次风机应全部跳闸，磨煤机出口阀应全关，燃油快关阀全关。高低压旁路阀及喷水阀应不动作。检查发变组保护动作，发电机跳闸。发变机出口开关、D-AVR灭磁开关（或手动工频励磁开关）跳闸。 （ ）4.8. 模拟锅炉负荷小于30%，其余条件恢复同上，再作一次电机 炉联锁保护传动试验。试验结果检查：锅炉不跳闸。ETS电磁阀动作，主汽门、高中压调门应立即关闭。各段抽汽逆止门及电动门联关。高低压旁路阀及喷水阀应快速开启。检查发变组保护动作，发电机跳闸。发变机出口开关、D-AVR灭磁开关（或手动工频励磁开关）跳闸。 （ ） Winger Tuivasa-Sheck, wh
7、o scored two tries in the Kiwis 20-18 semi-final win over England, has been passed fit after a lower-leg injury, while Slater has been named at full-back but is still recovering from a knee injury aggravated against USA.Both sides boast 100% records heading into the encounter but Australia have not
8、conceded a try since Josh Charnleys effort in their first pool match against England on the opening day.Aussie winger Jarryd Hayne is the competitions top try scorer with nine, closely followed by Tuivasa-Sheck with eight.But it is recently named Rugby League International Federation player of the y
9、ear Sonny Bill Williams who has attracted the most interest in the tournament so far.The Kiwi - with a tournament high 17 offloads - has the chance of becoming the first player to win the World Cup in both rugby league and rugby union after triumphing with the All Blacks in 2011.Id give every award
10、back in a heartbeat just to get across the line this weekend, said Williams.The (lack of) air up there Watch mCayman Islands-based Webb, the head of Fifas anti-racism taskforce, is in London for the Football Associations 150th anniversary celebrations and will attend Citys Premier League match at Ch
11、elsea on Sunday.I am going to be at the match tomorrow and I have asked to meet Yaya Toure, he told BBC Sport.For me its about how he felt and I would like to speak to him first to find out what his experience was.Uefa hasopened disciplinary proceedings against CSKAfor the racist behaviour of their
12、fans duringCitys 2-1 win.Michel Platini, president of European footballs governing body, has also ordered an immediate investigation into the referees actions.CSKA said they were surprised and disappointed by Toures complaint. In a statement the Russian side added: We found no racist insults from fa
13、ns of CSKA. Baumgartner the disappointing news: Mission aborted.The supersonic descent could happen as early as Sunda.The weather plays an important role in this mission. Starting at the ground, conditions have to be very calm - winds less than 2 mph, with no precipitation or humidity and limited cl
14、oud cover. The balloon, with capsule attached, will move through the lower level of the atmosphere (the troposphere) where our day-to-day weather lives. It will climb higher than the tip of Mount Everest (5.5 miles/8.85 kilometers), drifting even higher than the cruising altitude of commercial airli
15、ners (5.6 miles/9.17 kilometers) and into the stratosphere. As he crosses the boundary layer (called the tropopause),e can expect a lot of turbulence.The balloon will slowly drift to the edge of space at 120,000 feet ( Then, I would assume, he will slowly step out onto something resembling an Olympi
16、c diving platform.They blew it in 2008 when they got caught cold in the final and they will not make the same mistake against the Kiwis in Manchester.Five years ago they cruised through to the final and so far history has repeated itself here - the last try they conceded was scored by Englands Josh
17、Charnley in the opening game of the tournament.That could be classed as a weakness, a team under-cooked - but I have been impressed by the Kangaroos focus in their games since then.They have been concentrating on the sort of stuff that wins you tough, even contests - strong defence, especially on th
18、eir own goal-line, completing sets and a good kick-chase. Theyve been great at all the unglamorous stuff that often goes unnoticed in the stands but not by your team-mates.It is as though their entire tournament has been preparation for the final.In Johnathan Thurston, Cooper Cronk, Cameron Smith an
19、d either Billy Slater or Greg Inglis at full-back they have a spine that is unmatched in rugby league. They have played in so many high-pressure games - a priceless asset going into Saturday.The Kiwis are a lot less experienced but winning a dramatic match like their semi-final against England will do wonders for their confidence.They defeated Australia in the Four Nations final in 2010 and the last World Cup, and know they can rise to the big occasion.5/5