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1、一、工程概況Overview贊比亞MCL電廠(chǎng),為贊比亞馬安巴煤礦MCL公司投資建設(shè)坑口燃煤熱電廠(chǎng),規(guī)劃分兩期建成總裝機(jī)600MW,本期建設(shè)2*150MWCFB燃煤機(jī)組。項(xiàng)目地點(diǎn)在贊比亞南方省錫納宗圭地區(qū)的馬安巴煤礦內(nèi),該工程由山東電力咨詢(xún)?cè)涸O(shè)計(jì),山東電力建設(shè)第二工程公司按EPC方式完成電站設(shè)計(jì)、采購(gòu)、供貨、運(yùn)輸、安裝、調(diào)試和性能驗(yàn)收試驗(yàn)工作。Theproposed2×150MWCoalFiredPowerPlantwouldbesetupbyMaambaCollieriesLimited(MCL)atasite
2、,whichfallsunderSinazongweZambia.TheprojectwouldbedesignedbySEPECIC,andSEPCOistheEPCcontractor.Thesubcontractorshouldberesponsibleforthefabrication,erection,commissioningandperformancetesting.中低壓管道主要包括熱力系統(tǒng)和水工系統(tǒng)兩部分。熱力系統(tǒng)包括中低壓給水系統(tǒng)、汽機(jī)房?jī)?nèi)循環(huán)水系統(tǒng)及輔機(jī)冷卻水系統(tǒng)、凝結(jié)水及補(bǔ)充水系統(tǒng)、真空
3、系統(tǒng)、加熱器疏放水及排氣系統(tǒng)、壓縮空氣系統(tǒng)、輔助蒸汽系統(tǒng)、抽汽系統(tǒng)、汽輪機(jī)本體汽封以及雜項(xiàng)管道系統(tǒng)等;水工系統(tǒng)包括循環(huán)水、廠(chǎng)區(qū)補(bǔ)充水、廠(chǎng)區(qū)工業(yè)水、廠(chǎng)區(qū)回水及回用水、輔機(jī)循環(huán)水、生活污水處理系統(tǒng)及化學(xué)水系統(tǒng)管道等。IPandLPpipeincludingthermalandhydraulicsystems.ThermalsystemincludesIPandLPfeedwatersystem,circulatingwatersystemandauxiliaryequipmentcoolingwatersystem
4、inturbinehouse,condensateandmakeupwatersystem,vacuumsystem,heaterdrainageandexhaustsystem,compressedairsystem,auxiliarysteamsystem,extractionsteamsystem,steamturbinepropersealandmiscellaneouspipelinesystemetc..Hydraulicsystemincludescirculatingwaterpipeline,
5、makeupwaterpipeinplantarea,servicewaterpipeinplantarea,recovering&recyclingpipeinplantarea,A.C.W.pipesystem,ewagetreatmentsystemandChemicalwatersystempiping,etc.主要系統(tǒng)工作量:Constructionquantitiesofmajorsystems:序號(hào)No.系統(tǒng)名稱(chēng)Name主要材質(zhì)和規(guī)格Material&Specification總量Total1中低
6、壓給水系統(tǒng)IPandLPfeedwatersystem無(wú)縫鋼管pipe:Φ32~Φ50820#/A106C120m2凝結(jié)水系統(tǒng)Condensatewatersystem無(wú)縫鋼管pipe:Φ32~Φ42620#260m3抽氣系統(tǒng)ExtractionSystem無(wú)縫鋼管pipe:Φ25~Φ63012Cr1MoVG/A106C/20#/Q235B800m4輔助蒸汽系統(tǒng)Auxiliarysteamsystem無(wú)縫鋼管pipe:Φ25~Φ21912Cr1MoVG/A106C/20#/A335P221000m5高低加疏水系
7、統(tǒng)HPandLPheaterdrain無(wú)縫鋼管pipe:Φ25~Φ32520#12Cr1MoVG350m6壓縮空氣compressedair無(wú)縫鋼管pipe:Φ25~Φ15906Cr19Ni10500m7廠(chǎng)區(qū)管道Pipeinplantarea無(wú)縫鋼管pipe:DN65~DN2220Q235/20#9000m8其它管道Otherpipeline無(wú)縫鋼管pipe:Φ25~Φ21912Cr1MoVG/A106C/20#/A335P225000m二、施工技術(shù)依據(jù)、工程質(zhì)量驗(yàn)收依據(jù)及本項(xiàng)工程質(zhì)量目標(biāo)Technicalre
8、ference,qualityacceptancestandardandobjectives1、施工技術(shù)依據(jù)和工程質(zhì)量驗(yàn)收依據(jù)Technicalreference,qualityacceptancestandard::1.1IEC-45SteamTurbines;1.2山東電力工程咨詢(xún)?cè)合嚓P(guān)圖紙及技術(shù)文件RelevantdrawingsofferedbySEPECIC;1.3DL/T5