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1、鄭東新區(qū)熱電有限公司一期12×200MW機組工程編號：8080-HNHY-TSJ-A05-23河南第一火電建設(shè)公司調(diào)試所調(diào)試作業(yè)指導(dǎo)書工程名稱：鄭東新區(qū)一期2×200MW機組工程項目名稱：供熱系統(tǒng)調(diào)試方案編制單位：河南第一火電建設(shè)公司調(diào)試所出版日期：2007年07月19日供熱系統(tǒng)調(diào)試方案-1-河南第一火電建設(shè)公司調(diào)試所 鄭東新區(qū)熱電有限公司一期2×200MW機組工程2工程名稱文件名稱文件類別鄭東新區(qū)熱電廠一期2×200MW機組工程供熱系統(tǒng)調(diào)試方案分系統(tǒng)試運批準年月日審核年月日編制年月日供熱系統(tǒng)調(diào)試方案-2-河南第一火電建設(shè)公司調(diào)試所

2、鄭東新區(qū)熱電有限公司一期2×200MW機組工程3目錄1目的···························································································（04）2依據(jù)···························································································（04）3設(shè)備及系統(tǒng)簡介········································

3、·······························（04）4調(diào)試內(nèi)容及驗評標準·······························································（06）5組織分工··················································································（06）6使用儀器設(shè)備····························································

4、··············（06）7調(diào)試應(yīng)具備的條件··································································（06）8調(diào)試步驟··················································································（07）9優(yōu)化措施及建議····································································（09）10

5、聯(lián)鎖保護···············································································（09）11安全注意事項········································································（09）供熱系統(tǒng)調(diào)試方案-3-河南第一火電建設(shè)公司調(diào)試所 鄭東新區(qū)熱電有限公司一期2×200MW機組工程41目的為了檢驗熱網(wǎng)系統(tǒng)運行可靠性，保證系統(tǒng)試運順利進行，為供熱打下良好的基礎(chǔ)，特制定本措施。2依據(jù)2

6、.1《火電機組達標投產(chǎn)考核標準（2001年版）》。2.2《火力發(fā)電廠基本建設(shè)工程啟動及竣工驗收規(guī)程（1996年版）》。2.3《火電工程調(diào)整試運質(zhì)量檢驗及評定標準（1996年版）》。2.4《電力建設(shè)施工及驗收技術(shù)規(guī)范（汽輪機組篇）》2.5《火電工程啟動調(diào)試工作規(guī)定》。2.6《電力基本建設(shè)工程質(zhì)量監(jiān)督規(guī)定》。2.7《電力建設(shè)安全健康與環(huán)境管理工作規(guī)定（2002年版）》。2.8《鄭東新區(qū)熱電廠2×200MW機組工程調(diào)試大綱》。2.9《工程建設(shè)強制性條文（電力工程）》。2.10《電業(yè)建設(shè)安全工作規(guī)程（熱力機械部分）》。2.11設(shè)備廠家、設(shè)計單

7、位提供的有關(guān)圖紙資料。3設(shè)備及系統(tǒng)簡介鄭東新區(qū)熱電廠2×200MW工程設(shè)計為兩臺雙抽汽供熱機組，向熱網(wǎng)用戶供熱。每臺機組從汽輪機的五段抽汽引出一路作為供熱抽汽，額定抽汽壓力為0.245MPa。供熱抽汽送至熱網(wǎng)加熱器加熱熱網(wǎng)循環(huán)水，通過熱網(wǎng)循環(huán)水向熱用戶供熱。系統(tǒng)設(shè)計有4臺熱網(wǎng)加熱器，用于汽水換熱；4臺熱網(wǎng)循環(huán)水泵，向熱用戶供熱水；4臺熱網(wǎng)疏水泵，將熱網(wǎng)加熱器內(nèi)蒸汽凝結(jié)的水送到除氧器。3.1主要設(shè)備技術(shù)參數(shù)3.1.1熱網(wǎng)疏水泵熱網(wǎng)疏水泵型號熱網(wǎng)疏水泵電機型號250NW—47*3Y2-315L1-41478轉(zhuǎn)速（r/min）流量(m3/h

8、)揚程（m）1480260轉(zhuǎn)速（r/min）電壓（V）功率（KW）380/660185140供熱系統(tǒng)調(diào)試方案-4-河南第一火電建設(shè)公司調(diào)試所 鄭東新區(qū)熱電有限公司一期2×200MW機組工程5汽蝕余量（m）2.9電流（A）