機爐電大聯(lián)鎖聯(lián)鎖試驗單小抄

1、# 3機組機爐電大聯(lián)鎖試驗單 編號： 控制系統(tǒng)名稱機爐電大聯(lián)鎖試驗系統(tǒng)基本情況說明試驗開始時間試驗內(nèi)容試驗結(jié)果備注見附頁試驗結(jié)束時間 運行簽字： 生產(chǎn)簽字： 3機組大聯(lián)鎖試驗1. 鍋爐mft和汽機ets之間的聯(lián)鎖保護試驗（已分別完成）。2. 爐機電聯(lián)鎖保護傳動試驗2.1. 汽機掛閘，開啟主汽門及高中壓調(diào)節(jié)門。汽輪機的相關(guān)保護條件投入，各段抽汽逆止門及相關(guān)電動門開啟。2.2. 鍋爐六臺磨煤機電機開關(guān)置實驗位合閘狀態(tài)，六臺磨煤機出口閥全開。六臺給煤機啟動（工作位空轉(zhuǎn)）；燃油快關(guān)閥開啟。2.3. 鍋爐兩臺一次風機置實驗位，并處于合閘狀態(tài)。2.4. 汽機高低壓旁路閥及噴水閥關(guān)閉，模擬機組負荷大于30%

2、（強制selmw310，30cga01005crq01s為零）。2.5. 發(fā)變組“程序逆功率”保護投入；發(fā)電機出口斷路器，d-avr滅磁開關(guān)（或手動工頻勵磁開關(guān)）在合閘位置。2.6. 在主控室操作臺上按下mft緊急停爐按鈕后。2.7. 試驗結(jié)果檢查：ets電磁閥動作，主汽門、高中壓調(diào)門應(yīng)立即關(guān)閉。各段抽汽逆止門及電動門聯(lián)關(guān)。磨煤機、給煤機、一次風機應(yīng)全部跳閘，磨煤機出口閥應(yīng)全關(guān)，燃油快關(guān)閥全關(guān)。高低壓旁路閥及噴水閥應(yīng)快速開啟。檢查發(fā)變組保護動作，發(fā)電機跳閘。發(fā)變機出口開關(guān)、d-avr滅磁開關(guān)（或手動工頻勵磁開關(guān)）跳閘。 （ ）3. 機電爐聯(lián)鎖保護傳動試驗3.1. 汽機掛閘，開啟主汽門及高中壓調(diào)

3、節(jié)門。汽輪機的相關(guān)保護條件投入，各段抽汽逆止門及相關(guān)電動門開啟。3.2. 鍋爐六臺磨煤機電機開關(guān)置實驗位合閘狀態(tài)，六臺磨煤機出口閥全開。六臺給煤機啟動（工作位空轉(zhuǎn)）；燃油快關(guān)閥開啟。模擬鍋爐負荷大于30%。3.3. 鍋爐兩臺一次風機置實驗位，并處于合閘狀態(tài)。3.4. 汽機高低壓旁路閥及噴水閥關(guān)閉，模擬機組負荷大于30%。3.5. 發(fā)變組“程序逆功率”保護投入；發(fā)電機出口開關(guān)、d-avr滅磁開關(guān)（或手動工頻勵磁開關(guān)）在合閘位置。3.6. 在控制室操作臺上按下汽機“緊急停機”按鈕。3.7. 試驗結(jié)果檢查：ets電磁閥動作，主汽門、高中壓調(diào)門應(yīng)立即關(guān)閉。各段抽汽逆止門及電動門聯(lián)關(guān)。磨煤機、給煤機、一

4、次風機應(yīng)全部跳閘，磨煤機出口閥應(yīng)全關(guān)，燃油快關(guān)閥全關(guān)。高低壓旁路閥及噴水閥應(yīng)不動。檢查發(fā)變組保護動作，發(fā)電機跳閘。發(fā)變機出口開關(guān)、d-avr滅磁開關(guān)（或手動工頻勵磁開關(guān)）跳閘。 （ ）3.8. 5.3.8模擬鍋爐負荷小于30%，其余條件恢復(fù)同上，再作一次機電爐聯(lián)鎖保護傳動試驗。試驗結(jié)果檢查：鍋爐不跳閘。ets電磁閥動作，主汽門、高中壓調(diào)門應(yīng)立即關(guān)閉。各段抽汽逆止門及電動門聯(lián)關(guān)。高低壓旁路閥及噴水閥應(yīng)快速開啟。檢查發(fā)變組保護動作，發(fā)電機跳閘。發(fā)變機出口開關(guān)、d-avr滅磁開關(guān)（或手動工頻勵磁開關(guān)）跳閘。 （ ） 4. 電機爐聯(lián)鎖保護試驗4.1. 汽機掛閘，開啟主汽門及高中壓調(diào)節(jié)門。汽輪機的相關(guān)保

5、護條件投入，各段抽汽逆止門及相關(guān)電動門開啟。4.2. 鍋爐六臺磨煤機電機開關(guān)置實驗位合閘狀態(tài)，六臺磨煤機出口閥全開。六臺給煤機啟動（工作位空轉(zhuǎn)）；燃油快關(guān)閥開啟。模擬鍋爐負荷大于30%。4.3. 鍋爐兩臺一次風機置實驗位，并處于合閘狀態(tài)。4.4. 汽機高低壓旁路閥及噴水閥關(guān)閉，模擬機組負荷大于30%。4.5. 發(fā)變組“發(fā)電機差動”保護投入、“關(guān)閉主汽門”跳閘壓板投入；發(fā)電機出口開關(guān)、d-avr滅磁開關(guān)（或手動工頻勵磁開關(guān)）在合閘位置。4.6. 由電氣側(cè)模擬“發(fā)電機差動”保護動作，“關(guān)閉主汽門”跳閘出口動作。4.7. 試驗結(jié)果檢查：ets電磁閥動作，主汽門、高中壓調(diào)門應(yīng)立即關(guān)閉。各段抽汽逆止門及

6、電動門聯(lián)關(guān)。磨煤機、給煤機、一次風機應(yīng)全部跳閘，磨煤機出口閥應(yīng)全關(guān)，燃油快關(guān)閥全關(guān)。高低壓旁路閥及噴水閥應(yīng)不動作。檢查發(fā)變組保護動作，發(fā)電機跳閘。發(fā)變機出口開關(guān)、d-avr滅磁開關(guān)（或手動工頻勵磁開關(guān)）跳閘。 （ ）4.8. 模擬鍋爐負荷小于30%，其余條件恢復(fù)同上，再作一次電機 爐聯(lián)鎖保護傳動試驗。試驗結(jié)果檢查：鍋爐不跳閘。ets電磁閥動作，主汽門、高中壓調(diào)門應(yīng)立即關(guān)閉。各段抽汽逆止門及電動門聯(lián)關(guān)。高低壓旁路閥及噴水閥應(yīng)快速開啟。檢查發(fā)變組保護動作，發(fā)電機跳閘。發(fā)變機出口開關(guān)、d-avr滅磁開關(guān)（或手動工頻勵磁開關(guān)）跳閘。 （ ） winger tuivasa-sheck, who scor

7、ed 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 conced

8、ed 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 year so

9、nny 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 back i

10、n 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 chelsea

11、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 fans d

12、uringcitys 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 fans of

13、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 cloud co

14、ver. 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 airliners (

15、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 olympic divi

16、ng 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 charnl

17、ey 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 their ow

18、n 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 and 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