吸收塔臨時(shí)煙囪施工方案

吸收塔臨時(shí)煙囪施工方案目錄1.適用范圍----------------------------------------------------------------12.編制依據(jù)----------------------------------------------------------------13.工程概況及主要工程量----------------------------------------------------14.施工準(zhǔn)備----------------------------------------------------------------15.進(jìn)度計(jì)劃----------------------------------------------------------------46.主要施工方法------------------------------------------------------------47.主要吊裝方案------------------------------------------------------------58.質(zhì)量標(biāo)準(zhǔn)及要求----------------------------------------------------------69.強(qiáng)制性條----------------------------------------------------------------810.安全保證及文明施工-----------------------------------------------------911(危險(xiǎn)因素的辨識(shí)、評(píng)價(jià)及控制--------------------------------------------13upgradingofenterprises.Provincesandcitiesthisyeartoentrepreneursasakeytalent,itisalsotheCountyEnterprisetransformationandupgradingoftheactualneed.Entrepreneursareallkindsoftalentcondensed,usersandenterprisesinnovativeorganizers,isthecoreofenterprisedevelopment,iskeytopromotingtalentsconstructionofprivateenterprise.Therefore,wewouldliketoputtheconstructionofenterprisersinthemostimportantpositiontocatch.Entrepreneurs'abilitytotaketheinitiative,strongquality.Taketheinitiativetovisitthewell-knownenterprisesindevelopedareas,study,wenttoQinghuaUniversity,ZhejiangUniversityandothercollegesanduniversitiestoattendadvancedtraining,positiveinnovation,toseizethecommandingpointinfuturedevelopment,strengthenstrategicthinking.Yucaitoplaytheprincipalroleofenterprises.Mustbewillingtoinvest,lavishedintroducestechnologicalleadingtalents,high-levelexpertsandtalents.Toincreasedtalenttrainingefforts,strengtheningandUniversity,andhospitalby,andtraininginstitutionsofcontactcooperation,activeforenterpriseemployeesbuiltlearningtrainingplatform,especiallyfocusedon"createIIgeneration",andCenozoicentrepreneursoftraining,widelycarriedout"teacherwithacts""tooldwithnew"skillscontest,activities,effectivecreatedgoodoftalentenvironment,effortsconstructionasupportscalebig,andqualityhigh,andstructureexcellentoftalentteam,forPowerfulsupport1(適用范圍本作業(yè)指導(dǎo)書(shū)適用于2×300MW機(jī)組脫硫改造工程的臨時(shí)煙囪制作安裝與焊接。2(編制依據(jù)2.1圖紙臨時(shí)煙囪制作安裝圖紙;2.2《火電廠煙氣脫硫工程施工質(zhì)量驗(yàn)收及評(píng)定規(guī)程》DL/T5417-2009;2.3《火力發(fā)電廠焊接技術(shù)規(guī)程》DL/T869-2004;2.4《火電施工質(zhì)量檢驗(yàn)及評(píng)定標(biāo)準(zhǔn)》(加工配制篇)1996年版;2.5《鋼結(jié)構(gòu)工程施工質(zhì)量驗(yàn)收規(guī)范》DL/T5417-2009;2.6《電力建設(shè)安全工作規(guī)程》火力發(fā)電廠部分DL5009.1-922.7《工程建設(shè)標(biāo)準(zhǔn)強(qiáng)制性條文》(電力工程部分)2006年3.工程概況及主要工程量3.1工程概況×300MW)煙氣脫硫改造工程，2#吸收塔系統(tǒng)安裝工程因與電廠發(fā)電1#、2#燃煤機(jī)組(2生產(chǎn)同步，所以在原鋼煙道上設(shè)置臨時(shí)煙囪。臨時(shí)煙囪重量約46.7噸，尺寸:MAX-5388*8516MIN-3500*8516，煙囪距地面高度為37米。選用150t汽車吊進(jìn)行吊裝。3.2施工地點(diǎn):脫硫塔至煙囪區(qū)域內(nèi)，制作在業(yè)主指定預(yù)制場(chǎng)地制作，焊接運(yùn)至煙囪區(qū)域內(nèi)組合，吊裝。3.3工程特點(diǎn)本工程施工場(chǎng)地狹小，煙道外形尺寸大，部分大件需在現(xiàn)場(chǎng)組合，焊接;吊裝時(shí)應(yīng)充分考慮相應(yīng)的起吊機(jī)械，嚴(yán)禁超負(fù)荷起吊。施工中高空對(duì)接焊接量大，施工時(shí)間較長(zhǎng)，我們必須做好所有的安全防范措施，不允許有任何安全事故發(fā)生。4.施工準(zhǔn)備4.1人員準(zhǔn)備及人員質(zhì)量4.1.1所有的施工人員必須有良好的素質(zhì)，對(duì)工程有強(qiáng)烈的責(zé)任感和事業(yè)心，樹(shù)立“干精品工程，做一流隊(duì)伍”的堅(jiān)定信念。4.1.2特殊工種必須有特殊工種合格證和上崗證，所有的工作人員必須經(jīng)過(guò)三級(jí)安全考試合格后，方可上崗。4.1.3煙道工:有煙道制作、安裝經(jīng)驗(yàn)的熟練技術(shù)工人;upgradingofenterprises.Provincesandcitiesthisyeartoentrepreneursasakeytalent,itisalsotheCountyEnterprisetransformationandupgradingoftheactualneed.Entrepreneursareallkindsoftalentcondensed,usersandenterprisesinnovativeorganizers,isthecoreofenterprisedevelopment,iskeytopromotingtalentsconstructionofprivateenterprise.Therefore,wewouldliketoputtheconstructionofenterprisersinthemostimportantpositiontocatch.Entrepreneurs'abilitytotaketheinitiative,strongquality.Taketheinitiativetovisitthewell-knownenterprisesindevelopedareas,study,wenttoQinghuaUniversity,ZhejiangUniversityandothercollegesanduniversitiestoattendadvancedtraining,positiveinnovation,toseizethecommandingpointinfuturedevelopment,strengthenstrategicthinking.Yucaitoplaytheprincipalroleofenterprises.Mustbewillingtoinvest,lavishedintroducestechnologicalleadingtalents,high-levelexpertsandtalents.Toincreasedtalenttrainingefforts,strengtheningandUniversity,andhospitalby,andtraininginstitutionsofcontactcooperation,activeforenterpriseemployeesbuiltlearningtrainingplatform,especiallyfocusedon"createIIgeneration",andCenozoicentrepreneursoftraining,widelycarriedout"teacherwithacts""tooldwithnew"skillscontest,activities,effectivecreatedgoodoftalentenvironment,effortsconstructionasupportscalebig,andqualityhigh,andstructureexcellentoftalentteam,forPowerfulsupport4.1.4焊工:取得合格證書(shū)的焊工;4.1.5起重工:能獨(dú)立指揮，有豐富吊裝經(jīng)驗(yàn)及合格證書(shū)的技術(shù)工人;4.1.6架子工:能搭設(shè)各種特殊要求的腳手架，經(jīng)驗(yàn)豐富且有合格證書(shū)的熟練工人;4.1.7技術(shù)人員:能全面負(fù)責(zé)該項(xiàng)目的技術(shù)工作。4.1.8所有的施工人員必須經(jīng)過(guò)技術(shù)培訓(xùn)，具有足夠的施工經(jīng)驗(yàn)。4.1.9高空作業(yè)人員必須體檢合格后方可施工。4.1.10所有作業(yè)人員必須是在技術(shù)交底結(jié)束，人人簽字后方可施工。4.1.11施工人員在施工中應(yīng)明確自己的職責(zé)和權(quán)限，做到文明安全施工。4.1.12所需的施工人員配備情況序號(hào)名稱數(shù)量序號(hào)名稱數(shù)量1專工1人6架子工3人2技術(shù)員1人7焊工10人3安全員1人8鐵工6人4質(zhì)檢員1人5起重工1人4.2技術(shù)準(zhǔn)備4.2.1認(rèn)真進(jìn)行圖紙會(huì)審，對(duì)各部分尺寸進(jìn)行嚴(yán)格的校核。4.2.2做出詳細(xì)的施工方案，并進(jìn)行安全、技術(shù)、質(zhì)量交底，指導(dǎo)安全生產(chǎn)。4.2.3特殊工種必須經(jīng)過(guò)技術(shù)培訓(xùn)，持證上崗;施工人員仔細(xì)熟悉施工圖、施工方案、相關(guān)規(guī)范，做到人人心中有數(shù)。施工人員要按圖施工，在施工過(guò)程中出現(xiàn)的問(wèn)題要及時(shí)反饋給技術(shù)人員，不得盲目施工。4.2.4施工人員應(yīng)按作業(yè)指導(dǎo)書(shū)及交底要求進(jìn)行施工，不得擅自變更施工方案。4.2.5技術(shù)人員應(yīng)將經(jīng)過(guò)審批的設(shè)計(jì)修改和材料代用簽證及時(shí)發(fā)放到施工班組。4.3作業(yè)機(jī)械、工具、儀器儀表的要求施工中所需機(jī)械、工器具配備表序號(hào)名稱型號(hào)規(guī)格單位數(shù)量備注upgradingofenterprises.Provincesandcitiesthisyeartoentrepreneursasakeytalent,itisalsotheCountyEnterprisetransformationandupgradingoftheactualneed.Entrepreneursareallkindsoftalentcondensed,usersandenterprisesinnovativeorganizers,isthecoreofenterprisedevelopment,iskeytopromotingtalentsconstructionofprivateenterprise.Therefore,wewouldliketoputtheconstructionofenterprisersinthemostimportantpositiontocatch.Entrepreneurs'abilitytotaketheinitiative,strongquality.Taketheinitiativetovisitthewell-knownenterprisesindevelopedareas,study,wenttoQinghuaUniversity,ZhejiangUniversityandothercollegesanduniversitiestoattendadvancedtraining,positiveinnovation,toseizethecommandingpointinfuturedevelopment,strengthenstrategicthinking.Yucaitoplaytheprincipalroleofenterprises.Mustbewillingtoinvest,lavishedintroducestechnologicalleadingtalents,high-levelexpertsandtalents.Toincreasedtalenttrainingefforts,strengtheningandUniversity,andhospitalby,andtraininginstitutionsofcontactcooperation,activeforenterpriseemployeesbuiltlearningtrainingplatform,especiallyfocusedon"createIIgeneration",andCenozoicentrepreneursoftraining,widelycarriedout"teacherwithacts""tooldwithnew"skillscontest,activities,effectivecreatedgoodoftalentenvironment,effortsconstructionasupportscalebig,andqualityhigh,andstructureexcellentoftalentteam,forPowerfulsupport1汽車吊150t臺(tái)1租用2汽車吊25t臺(tái)1租用3拖拉機(jī)臺(tái)155拖拉機(jī)4半自動(dòng)切割機(jī)臺(tái)25逆變焊機(jī)ZX7-400STG臺(tái)20集中布置6CO2保護(hù)焊機(jī)NBC-500臺(tái)322KW7氣割工具套108手拉葫蘆1,10t個(gè)89千斤頂8,16T個(gè)210鋼絲繩若干此外，各施工點(diǎn)需配備磨光機(jī)、扳手、水平尺等常用小型工器具。施工前對(duì)所使用的機(jī)械仔細(xì)檢查，發(fā)現(xiàn)問(wèn)題及時(shí)處理，以保證機(jī)械安全可靠地運(yùn)行。施工中所使用的儀器、儀表必須經(jīng)有關(guān)部門(mén)檢驗(yàn)合格后方可使用。4.4開(kāi)工前應(yīng)具備的條件:4.4.1施工前，對(duì)煙道下油管路利用鋼管搭設(shè)防護(hù)棚，防止施工時(shí)對(duì)油管路造成破壞。4.4.2準(zhǔn)備施工場(chǎng)地，使材料，機(jī)具的布置合理、整齊。4.4.3開(kāi)工前應(yīng)具備的條件:4.4.4施工圖到達(dá)現(xiàn)場(chǎng)，并經(jīng)會(huì)審與交底。4.4.5施工現(xiàn)場(chǎng)道路通暢，施工現(xiàn)場(chǎng)場(chǎng)地平整，施工電源接通。4.4.6設(shè)備已進(jìn)入現(xiàn)場(chǎng)，施工材料計(jì)劃已經(jīng)落實(shí)。4.4.7施工前，先檢查作業(yè)環(huán)境，對(duì)安全防護(hù)措施驗(yàn)收合格，保證作業(yè)面安全。4.4.8準(zhǔn)備施工場(chǎng)地，使材料的堆放，機(jī)具的布置合理、整齊。4.4.9施工勞力、施工管理人員已配備齊，且已進(jìn)入施工現(xiàn)場(chǎng)，工機(jī)具、設(shè)備已到位。4.4.10作業(yè)指導(dǎo)書(shū)編制完成，對(duì)施工人員的技術(shù)、安全、質(zhì)量交底結(jié)束。4.4.11施工現(xiàn)場(chǎng)的周圍孔洞必須采取必要的安全措施之后方可施工。4.4.12現(xiàn)場(chǎng)的道路必須暢通，施工現(xiàn)場(chǎng)必須配置一定的消防器材，且嚴(yán)禁挪作它用。4.4.13安裝現(xiàn)場(chǎng)應(yīng)有水、電、照明等設(shè)施。upgradingofenterprises.Provincesandcitiesthisyeartoentrepreneursasakeytalent,itisalsotheCountyEnterprisetransformationandupgradingoftheactualneed.Entrepreneursareallkindsoftalentcondensed,usersandenterprisesinnovativeorganizers,isthecoreofenterprisedevelopment,iskeytopromotingtalentsconstructionofprivateenterprise.Therefore,wewouldliketoputtheconstructionofenterprisersinthemostimportantpositiontocatch.Entrepreneurs'abilitytotaketheinitiative,strongquality.Taketheinitiativetovisitthewell-knownenterprisesindevelopedareas,study,wenttoQinghuaUniversity,ZhejiangUniversityandothercollegesanduniversitiestoattendadvancedtraining,positiveinnovation,toseizethecommandingpointinfuturedevelopment,strengthenstrategicthinking.Yucaitoplaytheprincipalroleofenterprises.Mustbewillingtoinvest,lavishedintroducestechnologicalleadingtalents,high-levelexpertsandtalents.Toincreasedtalenttrainingefforts,strengtheningandUniversity,andhospitalby,andtraininginstitutionsofcontactcooperation,activeforenterpriseemployeesbuiltlearningtrainingplatform,especiallyfocusedon"createIIgeneration",andCenozoicentrepreneursoftraining,widelycarriedout"teacherwithacts""tooldwithnew"skillscontest,activities,effectivecreatedgoodoftalentenvironment,effortsconstructionasupportscalebig,andqualityhigh,andstructureexcellentoftalentteam,forPowerfulsupport5.進(jìn)度計(jì)劃根據(jù)總體進(jìn)度計(jì)劃控制，本工程高空作業(yè)較多，施工較為困難。受交叉施工場(chǎng)地使用的影響，工程1#脫硫臨時(shí)煙囪安裝于2013年04月28日開(kāi)工，計(jì)劃于2013年05月04日吊裝完成。6.主要施工方法電雙遼發(fā)電有限公司2×300MW機(jī)組脫硫改造工程，臨時(shí)煙囪重約46.7噸，現(xiàn)場(chǎng)施工場(chǎng)地狹小，這給制作、水平運(yùn)輸?shù)跹b、安裝帶來(lái)了極大不便。為便于制作、運(yùn)輸、吊裝。臨時(shí)煙囪采用分片、分段制作。6.1設(shè)備的清點(diǎn)與編號(hào)6.1.1按計(jì)劃采購(gòu)的鋼板，型鋼必須是國(guó)家定點(diǎn)生產(chǎn)廠家，并保證三證齊全，為確保原材料質(zhì)量應(yīng)進(jìn)行批量抽檢，復(fù)檢結(jié)果應(yīng)符合國(guó)家標(biāo)準(zhǔn)。6.1.2原材料運(yùn)抵現(xiàn)場(chǎng)，應(yīng)進(jìn)行外觀檢查，規(guī)格、型號(hào)是否符合圖紙要求。6.1.3材料應(yīng)分類，分批號(hào)堆放，有些材料應(yīng)入庫(kù)保管，大型材料露天存放時(shí)，應(yīng)用道木，條石墊平。6.1.4已加工的設(shè)備，應(yīng)進(jìn)行除銹防腐。6.2臨時(shí)煙囪制作6.2.1檢查金屬材料的外觀，不得使用有重皮、凹坑、裂紋嚴(yán)重腐蝕、傷痕等缺陷金屬材料;檢查鋼板、型鋼的規(guī)格、鋼號(hào)等技術(shù)條件，應(yīng)符合設(shè)計(jì)要求，并有材質(zhì)合格證書(shū)。6.2.2拼板:鋼板厚度在6mm時(shí)采用V型對(duì)接坡口，鈍邊1,2mm。拼接鋼板時(shí)，應(yīng)遵守以下原則:1)拼接的金屬板材不得小于300-500mm或按設(shè)計(jì)規(guī)定;型鋼不得小于500-800mm或按設(shè)計(jì)規(guī)定，拼接板要預(yù)留符合圖紙要求的間隙。2)拼接時(shí)，鋼板要合理布置，避免十字交叉焊縫，拼接焊縫應(yīng)錯(cuò)開(kāi)300mm以上;并且拼接時(shí)應(yīng)按圖紙?jiān)O(shè)計(jì)要求，保證焊透焊滿。型鋼對(duì)接時(shí)，要求打制坡口，保證焊透焊滿。盡可能減少焊縫尺寸，以減少焊接變形。3)合理用料，減少邊角余量，使廢料消耗控制在3,5%以內(nèi)。鋼板鋪好后做直角法找正，然后放樣。6.3.3放樣:upgradingofenterprises.Provincesandcitiesthisyeartoentrepreneursasakeytalent,itisalsotheCountyEnterprisetransformationandupgradingoftheactualneed.Entrepreneursareallkindsoftalentcondensed,usersandenterprisesinnovativeorganizers,isthecoreofenterprisedevelopment,iskeytopromotingtalentsconstructionofprivateenterprise.Therefore,wewouldliketoputtheconstructionofenterprisersinthemostimportantpositiontocatch.Entrepreneurs'abilitytotaketheinitiative,strongquality.Taketheinitiativetovisitthewell-knownenterprisesindevelopedareas,study,wenttoQinghuaUniversity,ZhejiangUniversityandothercollegesanduniversitiestoattendadvancedtraining,positiveinnovation,toseizethecommandingpointinfuturedevelopment,strengthenstrategicthinking.Yucaitoplaytheprincipalroleofenterprises.Mustbewillingtoinvest,lavishedintroducestechnologicalleadingtalents,high-levelexpertsandtalents.Toincreasedtalenttrainingefforts,strengtheningandUniversity,andhospitalby,andtraininginstitutionsofcontactcooperation,activeforenterpriseemployeesbuiltlearningtrainingplatform,especiallyfocusedon"createIIgeneration",andCenozoicentrepreneursoftraining,widelycarriedout"teacherwithacts""tooldwithnew"skillscontest,activities,effectivecreatedgoodoftalentenvironment,effortsconstructionasupportscalebig,andqualityhigh,andstructureexcellentoftalentteam,forPowerfulsupport1)在放樣以前，必須對(duì)施工圖紙進(jìn)行審查。核對(duì)圖紙上構(gòu)件的數(shù)量和安裝尺寸，檢查構(gòu)件之間有無(wú)矛盾之處等。圖紙審核完后，還要進(jìn)行裝備和機(jī)具的準(zhǔn)備工作。2)放樣時(shí)因焊接變形，切口余量等因素，在縱橫方向尺寸要留有余量，以保證配件完工后尺寸達(dá)到圖紙要求。3)放樣平臺(tái)表面應(yīng)平整、光潔，有凹凸現(xiàn)象的必須進(jìn)行整修。日常施工應(yīng)注意保護(hù)放樣平臺(tái)，不得隨意敲打、點(diǎn)焊或割炬長(zhǎng)時(shí)間烘烤，同時(shí)放樣平臺(tái)要接地良好。6.3.4下料切割:按放樣線進(jìn)行切割，切割前應(yīng)將鋼板切割區(qū)域表面的鐵銹、污油物等清理干凈，切口表面要求平整，切口不得有裂紋、重皮、毛刺、凹凸、縮口、熔渣、氧化皮及鐵屑等。6.3.5煙囪組合:因臨時(shí)煙囪采用原位定點(diǎn)焊接，為防止焊接變形，要采取合理組裝，合理的焊接，剛性加固等手段來(lái)達(dá)到或減少焊接變形。使配件表面凹凸度達(dá)到驗(yàn)收標(biāo)準(zhǔn)要求。焊縫成型要求焊縫過(guò)度平緩，高低寬窄較均勻，接頭良好，焊縫尺寸符合圖紙?jiān)O(shè)計(jì)要求咬邊?0.5mm，表面無(wú)氣孔、夾渣、弧坑、裂紋等，嚴(yán)密無(wú)滲漏，在預(yù)制好的組件上，依照?qǐng)D紙的部件號(hào)進(jìn)行編號(hào)，再進(jìn)行吊裝作業(yè)。6.3.6所有焊縫必須按圖紙和技術(shù)要求進(jìn)行，焊縫高度應(yīng)符合要求。6.3.7焊接組裝完畢后應(yīng)將內(nèi)壁所有焊縫加強(qiáng)面凸出表面部分進(jìn)行打磨，后將煙道內(nèi)外雜物清理干凈，臨時(shí)加固件全部拆除。7.主要吊裝方案安裝的總原則是:臨時(shí)煙囪的安裝以由下至上的原則進(jìn)行安裝。在吊車負(fù)荷允許下盡可能在地面組合的件，應(yīng)盡可能進(jìn)行地面組裝，以減少高空作業(yè)。7.1臨時(shí)煙囪的吊裝臨時(shí)煙囪下15部直段(重3t)，長(zhǎng)為1.8米，編號(hào)?;第1部分煙囪(重19.5t)，長(zhǎng)為7.2米，編號(hào)?;第2部分煙囪(重13.6t)，長(zhǎng)為7.2米，編號(hào)?;第3部分煙囪(重10.6t)，長(zhǎng)為5.6米，編號(hào)?。計(jì)劃選用150t汽車吊;煙囪組裝方法如下:1)將?部分由150t汽車吊直接吊裝就位，用臨時(shí)支撐與原煙道連接牢固;2)將?直接吊裝就位，進(jìn)行臨時(shí)加固;3)將?由150t汽車吊吊裝就位并進(jìn)行臨時(shí)加固;upgradingofenterprises.Provincesandcitiesthisyeartoentrepreneursasakeytalent,itisalsotheCountyEnterprisetransformationandupgradingoftheactualneed.Entrepreneursareallkindsoftalentcondensed,usersandenterprisesinnovativeorganizers,isthecoreofenterprisedevelopment,iskeytopromotingtalentsconstructionofprivateenterprise.Therefore,wewouldliketoputtheconstructionofenterprisersinthemostimportantpositiontocatch.Entrepreneurs'abilitytotaketheinitiative,strongquality.Taketheinitiativetovisitthewell-knownenterprisesindevelopedareas,study,wenttoQinghuaUniversity,ZhejiangUniversityandothercollegesanduniversitiestoattendadvancedtraining,positiveinnovation,toseizethecommandingpointinfuturedevelopment,strengthenstrategicthinking.Yucaitoplaytheprincipalroleofenterprises.Mustbewillingtoinvest,lavishedintroducestechnologicalleadingtalents,high-levelexpertsandtalents.Toincreasedtalenttrainingefforts,strengtheningandUniversity,andhospitalby,andtraininginstitutionsofcontactcooperation,activeforenterpriseemployeesbuiltlearningtrainingplatform,especiallyfocusedon"createIIgeneration",andCenozoicentrepreneursoftraining,widelycarriedout"teacherwithacts""tooldwithnew"skillscontest,activities,effectivecreatedgoodoftalentenvironment,effortsconstructionasupportscalebig,andqualityhigh,andstructureexcellentoftalentteam,forPowerfulsupport4)將?由150t汽車吊直接吊裝就位。7.2煙囪設(shè)立前加固準(zhǔn)備原煙道支架為鋼煙道支架，2013年3月根據(jù)設(shè)計(jì)，重新進(jìn)行加固。原煙道為2012年施工完成的鋼煙道，臨時(shí)煙囪設(shè)立處的煙道支座無(wú)法滿足上部載荷要求，現(xiàn)場(chǎng)根據(jù)力學(xué)計(jì)算，采取增加支座的施工方案，對(duì)原煙道底部載荷進(jìn)行加強(qiáng):在原鋼煙道支架8m層利用腳手鋼管搭設(shè)寬1.5m的工作平臺(tái)，在原鋼煙道下部利用?219作為新增支座(見(jiàn)附圖)，支撐緊密，與煙道外加勁肋焊牢，與煙道支架處采取活動(dòng)支撐，不焊接，利于鋼煙道輕微的變形、移位。此外，臨時(shí)煙囪設(shè)計(jì)為直接對(duì)口于原煙道，為滿足安全需求，在原鋼煙道開(kāi)口周圍，利用Ι250工字鋼做一圈加勁梁，用于加強(qiáng)臨時(shí)煙囪與原剛煙道的連接位置。圖紙?jiān)O(shè)計(jì)臨時(shí)煙囪外部拉桿為剛性拉桿，雖可調(diào)節(jié)，但不易控制。經(jīng)業(yè)主協(xié)商，可否采用鋼絲繩對(duì)煙囪四角進(jìn)行軟連接加固，更為穩(wěn)妥。臨時(shí)煙囪因暫不使用，與原煙道的安裝部位暫不打通，開(kāi)人孔部位在臨時(shí)煙囪安裝完成后，必須進(jìn)行封堵。8.質(zhì)量標(biāo)準(zhǔn)及要求在本工程按項(xiàng)目制造管理法進(jìn)行項(xiàng)目質(zhì)量管理，項(xiàng)目經(jīng)理是本項(xiàng)目的安裝質(zhì)量第一責(zé)任人，并獨(dú)立行使項(xiàng)目質(zhì)量職責(zé)，質(zhì)量負(fù)責(zé)人在項(xiàng)目經(jīng)理授權(quán)范圍內(nèi)具體負(fù)責(zé)項(xiàng)目安裝質(zhì)量管理職責(zé)。具體實(shí)施對(duì)項(xiàng)目的質(zhì)量控制與管理，并根據(jù)項(xiàng)目的質(zhì)量策劃，制定工程的質(zhì)量控制計(jì)劃，確保工程質(zhì)量的控制措施，對(duì)材料、設(shè)備檢驗(yàn)、安裝、交工驗(yàn)收每道工序、每一個(gè)環(huán)節(jié)實(shí)施質(zhì)量監(jiān)督控制，全面貫徹落實(shí)項(xiàng)目部對(duì)安裝工程質(zhì)量的控制要求，實(shí)現(xiàn)對(duì)工程質(zhì)量的期望。1)質(zhì)量方針:堅(jiān)持質(zhì)量第一，依靠持續(xù)改進(jìn)的質(zhì)量管理體系，為顧客和社會(huì)提供優(yōu)質(zhì)的產(chǎn)品和服務(wù)。2)質(zhì)量目標(biāo)竣工交付使用的工程質(zhì)量符合圖紙、規(guī)范要求，達(dá)到業(yè)主滿意。按GB/T9001:2000《質(zhì)量管理體系》建立建全工程項(xiàng)目質(zhì)量管理體系對(duì)產(chǎn)品(工程產(chǎn)品)的形式過(guò)程管理，爭(zhēng)創(chuàng)“精品”工程。3)質(zhì)量保證措施3.1嚴(yán)格執(zhí)行質(zhì)量管理制度，建立質(zhì)量管理體系層層把關(guān)落實(shí)到人，實(shí)現(xiàn)質(zhì)量目標(biāo)。upgradingofenterprises.Provincesandcitiesthisyeartoentrepreneursasakeytalent,itisalsotheCountyEnterprisetransformationandupgradingoftheactualneed.Entrepreneursareallkindsoftalentcondensed,usersandenterprisesinnovativeorganizers,isthecoreofenterprisedevelopment,iskeytopromotingtalentsconstructionofprivateenterprise.Therefore,wewouldliketoputtheconstructionofenterprisersinthemostimportantpositiontocatch.Entrepreneurs'abilitytotaketheinitiative,strongquality.Taketheinitiativetovisitthewell-knownenterprisesindevelopedareas,study,wenttoQinghuaUniversity,ZhejiangUniversityandothercollegesanduniversitiestoattendadvancedtraining,positiveinnovation,toseizethecommandingpointinfuturedevelopment,strengthenstrategicthinking.Yucaitoplaytheprincipalroleofenterprises.Mustbewillingtoinvest,lavishedintroducestechnologicalleadingtalents,high-levelexpertsandtalents.Toincreasedtalenttrainingefforts,strengtheningandUniversity,andhospitalby,andtraininginstitutionsofcontactcooperation,activeforenterpriseemployeesbuiltlearningtrainingplatform,especiallyfocusedon"createIIgeneration",andCenozoicentrepreneursoftraining,widelycarriedout"teacherwithacts""tooldwithnew"skillscontest,activities,effectivecreatedgoodoftalentenvironment,effortsconstructionasupportscalebig,andqualityhigh,andstructureexcellentoftalentteam,forPowerfulsupport3.2辨識(shí)出質(zhì)量通病及預(yù)防措施，對(duì)施工人員培訓(xùn)及交底，以達(dá)到消除質(zhì)量通病的目的。3.3建立健全以項(xiàng)目經(jīng)理、質(zhì)檢和技術(shù)人員為首的質(zhì)量管理體系，嚴(yán)格控制施工過(guò)程中的質(zhì)量問(wèn)題。3.4把好施工用料的質(zhì)量關(guān)，所有采購(gòu)和使用的板材、型材、焊材均有材質(zhì)報(bào)告和產(chǎn)品合格證，并報(bào)項(xiàng)目部和監(jiān)理部核查。3.5對(duì)所有進(jìn)廠設(shè)備必須嚴(yán)格檢查，對(duì)不符合規(guī)范的設(shè)備必須予以校正或更換后方可施工。3.6嚴(yán)格按圖紙?jiān)O(shè)計(jì)要求及有關(guān)施工規(guī)范的規(guī)定進(jìn)行施工，施工中遇到設(shè)計(jì)及影響施工的問(wèn)題要及時(shí)向技術(shù)員、施工員匯報(bào)處理，嚴(yán)禁私自更改設(shè)計(jì)。3.7辨識(shí)出質(zhì)量通病及預(yù)防措施，對(duì)施工人員培訓(xùn)及交底，以達(dá)到消除質(zhì)量通病的目的。3.8施工中，每道工序應(yīng)首先由班組自檢合格后，方可向項(xiàng)目部提出請(qǐng)求檢驗(yàn)，需要三級(jí)檢驗(yàn)的由項(xiàng)目部向總包方申請(qǐng)有關(guān)人員進(jìn)行檢驗(yàn)，檢查結(jié)果應(yīng)作記錄，并由授權(quán)人員簽字確認(rèn)。3.9在上道工序未完成或必要的檢驗(yàn)合格報(bào)告未確定前，不得轉(zhuǎn)入下道工序。3.10對(duì)規(guī)定由業(yè)主(或其委托的另一方)參加的檢測(cè)項(xiàng)目，應(yīng)按事先確定的程序和時(shí)間，通知其派代表到場(chǎng)參加檢測(cè)。檢測(cè)合格后各有關(guān)授權(quán)人員應(yīng)在檢測(cè)結(jié)果和記錄上簽字。4)驗(yàn)收質(zhì)量及要求4.1臨時(shí)煙囪制作安裝檢驗(yàn)標(biāo)準(zhǔn)4.4.1矩形截面煙道組裝公差:外型尺寸預(yù)拼裝后與大樣對(duì)照檢驗(yàn)方式，其偏移值為:?3mm。4.4.2壁板內(nèi)表面錯(cuò)邊量不大于1mm，且內(nèi)壁焊縫需要磨平。直線度允差?0.5L?1000mm，且最大不應(yīng)大于10mm。4.4.3煙囪安裝后的中心線偏差不大于30mm.。4.4.4安裝標(biāo)高偏差?20mm.,縱橫位置偏差?30mm.。4.2焊接的檢驗(yàn)4.2.1按《火力發(fā)電廠焊接技術(shù)規(guī)程》DL/T869,2004的要求進(jìn)行焊接。4.2.2焊縫的外觀檢查應(yīng)符合圖紙?jiān)O(shè)計(jì)規(guī)定和內(nèi)襯母材制作要求。焊縫表面應(yīng)平整均勻，不得有裂紋、氣孔、焊瘤、夾渣、弧坑等缺陷。焊縫與母材應(yīng)圓滑過(guò)度，成型良好。4.2.3所有需襯里的焊縫應(yīng)連續(xù)滿焊不得漏焊。4.2.4焊接采取雙面焊，焊縫應(yīng)保證在1,3mm，焊縫禁止塞鋼筋、加扁鐵，不準(zhǔn)虛焊、漏焊。焊口應(yīng)平整光滑，嚴(yán)密不漏，焊渣、藥皮清除干凈。upgradingofenterprises.Provincesandcitiesthisyeartoentrepreneursasakeytalent,itisalsotheCountyEnterprisetransformationandupgradingoftheactualneed.Entrepreneursareallkindsoftalentcondensed,usersandenterprisesinnovativeorganizers,isthecoreofenterprisedevelopment,iskeytopromotingtalentsconstructionofprivateenterprise.Therefore,wewouldliketoputtheconstructionofenterprisersinthemostimportantpositiontocatch.Entrepreneurs'abilitytotaketheinitiative,strongquality.Taketheinitiativetovisitthewell-knownenterprisesindevelopedareas,study,wenttoQinghuaUniversity,ZhejiangUniversityandothercollegesanduniversitiestoattendadvancedtraining,positiveinnovation,toseizethecommandingpointinfuturedevelopment,strengthenstrategicthinking.Yucaitoplaytheprincipalroleofenterprises.Mustbewillingtoinvest,lavishedintroducestechnologicalleadingtalents,high-levelexpertsandtalents.Toincreasedtalenttrainingefforts,strengtheningandUniversity,andhospitalby,andtraininginstitutionsofcontactcooperation,activeforenterpriseemployeesbuiltlearningtrainingplatform,especiallyfocusedon"createIIgeneration",andCenozoicentrepreneursoftraining,widelycarriedout"teacherwithacts""tooldwithnew"skillscontest,activities,effectivecreatedgoodoftalentenvironment,effortsconstructionasupportscalebig,andqualityhigh,andstructureexcellentoftalentteam,forPowerfulsupport9.強(qiáng)制性條文《電力建設(shè)施工及驗(yàn)收技術(shù)規(guī)范(鍋爐機(jī)組篇)》DL/T5047,19951.1.11設(shè)備安裝過(guò)程中，應(yīng)及時(shí)進(jìn)行檢查驗(yàn)收;上一工序未經(jīng)檢查驗(yàn)收合格，不得進(jìn)行下一步工序施工。隱蔽工程隱蔽前必須經(jīng)檢查驗(yàn)收合格，并辦理簽證?！峨娏ㄔO(shè)施工及驗(yàn)收技術(shù)規(guī)范(管道篇)》DL5031,19941.0.9各類管道應(yīng)按照設(shè)計(jì)圖紙施工，如需修改設(shè)計(jì)或采用代用材料時(shí)，必須提請(qǐng)?jiān)O(shè)計(jì)單位按有關(guān)制度辦理。《火力發(fā)電廠焊接技術(shù)規(guī)程》DL/T869-20044.1.8焊口的局部間隙過(guò)大時(shí)，應(yīng)設(shè)法修整到規(guī)定尺寸，嚴(yán)禁在間隙內(nèi)加填塞物。4.1.10除設(shè)計(jì)規(guī)定的冷拉焊口外，其余焊口應(yīng)禁止強(qiáng)力對(duì)口，不允許利用熱膨脹法對(duì)口。4.2.3焊件經(jīng)下料和坡口加工后應(yīng)按照下列要求進(jìn)行檢查，合格后方可組對(duì):a)淬硬傾向較大的鋼材，如經(jīng)過(guò)熱加工方法下料或坡口制備，加工后要經(jīng)表面探傷檢驗(yàn)合格;b)坡口內(nèi)及邊緣20mm內(nèi)母材無(wú)裂紋、重皮、坡口破損及毛刺等缺陷;c)坡口尺寸符合圖紙要求。4.3.2焊件組對(duì)時(shí)一般應(yīng)做到內(nèi)壁(根部)齊平，如有錯(cuò)口，其錯(cuò)口值應(yīng)符合下列規(guī)定:a)對(duì)接單面焊的局部錯(cuò)口值不得超過(guò)壁后的10%，且不大于1mm。b)對(duì)接雙面焊的局部錯(cuò)口值不得超過(guò)焊件厚度的10%，且不大于3mm5.3.13對(duì)需做檢驗(yàn)的隱蔽焊縫，應(yīng)經(jīng)檢驗(yàn)合格后，方可進(jìn)行其他工序。5.3.14焊口焊完后應(yīng)進(jìn)行清理，經(jīng)自檢合格后做出可追溯的永久性標(biāo)識(shí)。6.1.4外觀檢查不合格的焊縫，不允許進(jìn)行其他項(xiàng)目檢驗(yàn);10.安全保證及文明施工1)加大教育力度，使職工了解有關(guān)安全生產(chǎn)法規(guī)、制度，熟知有關(guān)技能、知識(shí)，增強(qiáng)安全意識(shí)，提高自我保護(hù)和防范能力，遵守職業(yè)道德，做到“三不傷害”。增強(qiáng)勞動(dòng)力監(jiān)督，按安全實(shí)際情況執(zhí)行作業(yè)。2)用電系統(tǒng)采取“三相五線制”系統(tǒng)，實(shí)行“三級(jí)控制兩極保護(hù)”的配電方式。用電設(shè)備實(shí)行“一機(jī)、一閘、一保”制，嚴(yán)禁一閘多用。用電設(shè)備的金屬外殼必須按要求做好接零或接地，與用電設(shè)備相關(guān)的鋼平臺(tái)、鐵棚子、金屬構(gòu)架都必須做好接地，接地極應(yīng)單獨(dú)設(shè)置，與鋼結(jié)構(gòu)沒(méi)有電氣上的聯(lián)系。維護(hù)電工做好日常檢查和維護(hù)。upgradingofenterprises.Provincesandcitiesthisyeartoentrepreneursasakeytalent,itisalsotheCountyEnterprisetransformationandupgradingoftheactualneed.Entrepreneursareallkindsoftalentcondensed,usersandenterprisesinnovativeorganizers,isthecoreofenterprisedevelopment,iskeytopromotingtalentsconstructionofprivateenterprise.Therefore,wewouldliketoputtheconstructionofenterprisersinthemostimportantpositiontocatch.Entrepreneurs'abilitytotaketheinitiative,strongquality.Taketheinitiativetovisitthewell-knownenterprisesindevelopedareas,study,wenttoQinghuaUniversity,ZhejiangUniversityandothercollegesanduniversitiestoattendadvancedtraining,positiveinnovation,toseizethecommandingpointinfuturedevelopment,strengthenstrategicthinking.Yucaitoplaytheprincipalroleofenterprises.Mustbewillingtoinvest,lavishedintroducestechnologicalleadingtalents,high-levelexpertsandtalents.Toincreasedtalenttrainingefforts,strengtheningandUniversity,andhospitalby,andtraininginstitutionsofcontactcooperation,activeforenterpriseemployeesbuiltlearningtrainingplatform,especiallyfocusedon"createIIgeneration",andCenozoicentrepreneursoftraining,widelycarriedout"teacherwithacts""tooldwithnew"skillscontest,activities,effectivecreatedgoodoftalentenvironment,effortsconstructionasupportscalebig,andqualityhigh,andstructureexcellentoftalentteam,forPowerfulsupport3)組織吊裝班組人員進(jìn)行吊裝前的安全技術(shù)交底和安全教育，合格后才允許其上崗作業(yè)，落實(shí)人員崗位和分工;要求每個(gè)上崗人員必須能夠勝任自己的崗位工作，特殊工種必須持有效證件上崗作業(yè)。4)強(qiáng)化操作人員安全意識(shí)，遵守安全規(guī)章制度和操作規(guī)程，操作人員必須掌握吊裝方案的技術(shù)要求和操作特點(diǎn)，并嚴(yán)格遵照?qǐng)?zhí)行。5)吊裝作業(yè)區(qū)域掛好警戒標(biāo)志，圍起隔離警戒繩，非吊裝作業(yè)人員嚴(yán)禁進(jìn)入吊裝區(qū)域。吊裝操作人員嚴(yán)禁在起重物正下方操作或停留。6)吊裝人員必須佩帶好安全帽、安全帶、防滑膠鞋等安全防護(hù)用品，有心臟病，恐高癥及其他易發(fā)疾病的人員不得安排吊裝作業(yè)。登高作業(yè)人員，必須先系安全帶，后進(jìn)行操作。7)吊裝前應(yīng)逐個(gè)檢查吊機(jī)、索具，確保其無(wú)破損，性能完好，滿足使用要求。掛接吊點(diǎn)，索具應(yīng)規(guī)范，稍張緊力后應(yīng)檢查吊扣和索具的張緊狀態(tài)，調(diào)整吊扣位置，防止吊裝時(shí)產(chǎn)生打滑或變位，而造成重物突發(fā)性的晃動(dòng)。8)吊裝重物離地面200mm時(shí)必須檢查吊機(jī)剎車及吊機(jī)承重后的情況，確保吊機(jī)正常，才能繼續(xù)進(jìn)行起吊。汽車吊吊裝前，應(yīng)全部伸出支腿，在承重地面上墊設(shè)鋼制走道板，吊裝前應(yīng)預(yù)壓各支腿支撐面，同時(shí)應(yīng)調(diào)整墊板水平。9)及時(shí)掌握天氣情況，遇5級(jí)風(fēng)以上的天氣，嚴(yán)禁進(jìn)行吊裝作業(yè)。10)汽車吊使用前必須經(jīng)有關(guān)部門(mén)檢驗(yàn)合格，并出具使用許可證后，才可使用。使用過(guò)程中，嚴(yán)禁超載吊裝。11)吊裝過(guò)程中必須注意成品保護(hù)，吊裝過(guò)程應(yīng)平穩(wěn)緩慢進(jìn)行，并設(shè)置繩索拖拽重物，防止其晃動(dòng)碰撞。12)高處作業(yè)，必須配帶安全帶。盡量避免交叉作業(yè)，不可避免時(shí)注意采取措施進(jìn)行可靠隔離。高處作業(yè)應(yīng)從專設(shè)的通道到作業(yè)層;禁止隨意拋擲物件。13)在原煙道支架下方有電廠油管路，利用腳手鋼管、跳板搭設(shè)防護(hù)帳篷。防止高空墜物。150噸汽車起重機(jī)性能表(一)主臂360?75%起重性能upgradingofenterprises.Provincesandcitiesthisyeartoentrepreneursasakeytalent,itisalsotheCountyEnterprisetransformationandupgradingoftheactualneed.Entrepreneursareallkindsoftalentcondensed,usersandenterprisesinnovativeorganizers,isthecoreofenterprisedevelopment,iskeytopromotingtalentsconstructionofprivateenterprise.Therefore,wewouldliketoputtheconstructionofenterprisersinthemostimportantpositiontocatch.Entrepreneurs'abilitytotaketheinitiative,strongquality.Taketheinitiativetovisitthewell-knownenterprisesindevelopedareas,study,wenttoQinghuaUniversity,ZhejiangUniversityandothercollegesanduniversitiestoattendadvancedtraining,positiveinnovation,toseizethecommandingpointinfuturedevelopment,strengthenstrategicthinking.Yucaitoplaytheprincipalroleofenterprises.Mustbewillingtoinvest,lavishedintroducestechnologicalleadingtalents,high-levelexpertsandtalents.Toincreasedtalenttrainingefforts,strengtheningandUniversity,andhospitalby,andtraininginstitutionsofcontactcooperation,activeforenterpriseemployeesbuiltlearningtrainingplatform,especiallyfocusedon"createIIgeneration",andCenozoicentrepreneursoftraining,widelycarriedout"teacherwithacts""tooldwithnew"skillscontest,activities,effectivecreatedgoodoftalentenvironment,effortsconstructionasupportscalebig,andqualityhigh,andstructureexcellentoftalentteam,forPowerfulsupport吊臂長(zhǎng)度(m)工作半徑(m)13.917.721.325.028.732.336.039.61403.6126.965.264.44.0122.9108.965.163.956.55.099.865.161.455.46.080.365.056.651.746.640.87.068.962.053.347.243.937.858.730.034.431.930.29.049.449.244.941.235.831.929.827.227.010.042.041.941.635.733.829.527.225.424.812.029.829.829.227.724.623.321.821.317.614.021.621.621.621.621.420.419.517.416.016.016.316.316.316.316.316.315.213.718.012.612.612.612.612.612.612.612.219.010.723.026.029.03.03.03.03.04.535.03.038.041.00.9(注:本表內(nèi)加粗及加粗以上欄目的數(shù)字為吊臂強(qiáng)度所決定,其下面欄目數(shù)字為傾翻力矩決定)upgradingofenterprises.Provincesandcitiesthisyeartoentrepreneursasakeytalent,itisalsotheCountyEnterprisetransformationandupgradingoftheactualneed.Entrepreneursareallkindsoftalentcondensed,usersandenterprisesinnovativeorganizers,isthecoreofenterprisedevelopment,iskeytopromotingtalentsconstructionofprivateenterprise.Therefore,wewouldliketoputtheconstructionofenterprisersinthemostimportantpositiontocatch.Entrepreneurs'abilitytotaketheinitiative,strongquality.Taketheinitiativetovisitthewell-knownenterprisesindevelopedareas,study,wenttoQinghuaUniversity,ZhejiangUniversityandothercollegesanduniversitiestoattendadvancedtraining,positiveinnovation,toseizethecommandingpointinfuturedevelopment,strengthenstrategicthinking.Yucaitoplaytheprincipalroleofenterprises.Mustbewillingtoinvest,lavishedintroducestechnologicalleadingtalents,high-levelexpertsandtalents.Toincreasedtalenttrainingefforts,strengtheningandUniversity,andhospitalby,andtraininginstitutionsofcontactcooperation,activeforenterpriseemployeesbuiltlearningtrainingplatform,especiallyfocusedon"createIIgeneration",andCenozoicentrepreneursoftraining,widelycarriedout"teacherwithacts""tooldwithnew"skillscontest,activities,effectivecreatedgoodoftalentenvironment,effortsconstructionasupportscalebig,andqualityhigh,andstructureexcellentoftalentteam,forPowerfulsupport150噸汽車起重機(jī)性能表(二)吊臂回轉(zhuǎn)至后部及兩側(cè)時(shí)吊裝性能吊臂長(zhǎng)度(m)工作半徑(m)13.917.721.325.028.732.336.039.6140.03.6131.365.964.44.0122.665.063.74.5109.265.063.756.65.0100.264.980.364.956.551.746.641.27.068.962.052.547.243.937.858.739.034.431.930.39.049.549.344.840.935.831.929.527.127.510.043.041.941.635.633.429.627.425.324.912.031.931.931.327.724.622.622.021.317.614.024.624.624.624.621.420.319.318.215.916.018.518.518.518.417.516.815.413.718.014.714.714.714.714.714.412.512.020.011.811.811.811.811.811.410.623.026.029.04.335.0upgradingofenterprises.Provincesandcitiesthisyeartoentrepreneursasakeytalent,itisalsotheCountyEnterprisetransformationandupgradingoftheactualneed.Entrepreneursareallk