【正文】
allation for panel 中國(guó) 第十一建設(shè)有限公司寧夏哈納斯工程項(xiàng)目部 化 學(xué) 工 程 China Eleventh Chemical Construction Company Limited NingXia Hanas Project 15 / 29 根據(jù)變電所情況,采用手液壓動(dòng)小車將盤柜運(yùn)至室內(nèi)。 Panels shall be grounded firmly and equipment with grounding device for maintenamce. GIS 系統(tǒng)安裝 / GIS system installation 在制造廠已組裝好的各部件在安裝時(shí)不得隨意拆卸。 Confirm the center elevation of main generatrix by water level, plumb and jack, 中國(guó) 第十一建設(shè)有限公司寧夏哈納斯工程項(xiàng)目部 化 學(xué) 工 程 China Eleventh Chemical Construction Company Limited NingXia Hanas Project 17 / 29 Main generatrix center elevation=actual center size of norm distance main generatrix + foundation embedded fits max error. Main generatrix both ends flange center elevation error 177。 Clean the seal gasket and cheak the conduct, insulator and bolt without looseand singularity. 采用吸塵器、無(wú)毛紙、無(wú)水乙醇清潔罐體內(nèi)部,做到罐內(nèi)干燥、潔凈、無(wú)塵。 Installation adjust expansion joint appropriate for error ing from foundation unleveling and hole distance error. 溫度補(bǔ)償用伸縮節(jié),主要用于因熱脹冷縮、振動(dòng)或其它外力作用而引起的管道和設(shè)備的小量位移。檢查密封圈有無(wú)制造質(zhì)量問(wèn)題,如果有變形、開裂、損傷等現(xiàn)象,必須更換。繼續(xù)抽真空 2 小時(shí)后,向氣室充注 SF6 氣體,也可用氣瓶經(jīng)氧氣減壓器直到額定氣壓直接充注 SF6 氣體 為止( 20℃ )。 Measure the size of generatrix bridge after transformer and cabi installation. 10KV 母線橋應(yīng)該是空氣絕緣型的, 1KV 以下母線橋應(yīng)是密集型母線橋。 Air isolation generatrix bridge should jump connection for earthing between two sections, both side of bridge have to earthing. 密集型母線橋安裝主要是支撐架必須有足夠的稱重量,然后固定牢靠。一般力矩值的標(biāo)準(zhǔn)如下表所示: MV amp。 Isolation value of whold generatrix bridge tested and bolt torque value tested, close the cover is qualified. 以上兩種母線橋的軟連接安裝前,必須測(cè)量母線橋的整體絕緣,絕緣合格后,用電設(shè)備絕緣合格后,才能安裝軟連接。母線接觸面保持清潔,表面要涂導(dǎo)電復(fù)合脂,螺栓壓接要符合設(shè)計(jì)要求,扭矩值符合下表要求。 Earthing: after GIS installation, support and equipment has to earthing properly. 中國(guó) 第十一建設(shè)有限公司寧夏哈納斯工程項(xiàng)目部 化 學(xué) 工 程 China Eleventh Chemical Construction Company Limited NingXia Hanas Project 21 / 29 中低壓母線橋安裝 MV amp。 thirsty vessel, and then encase into GIS immediately, it exposure in the air can’t beyond 60mins. 抽真空 / Vacuumize 中國(guó) 第十一建設(shè)有限公司寧夏哈納斯工程項(xiàng)目部 化 學(xué) 工 程 China Eleventh Chemical Construction Company Limited NingXia Hanas Project 20 / 29 在 GIS 各元件形成獨(dú)立封閉 氣室,且更換吸附劑后,即可進(jìn)行抽真空,具體程序是:斷路器氣室的真空度在 及以下,其它分隔氣室的真空度在 1Kpa 及以下,抽真空時(shí)必須設(shè)專人監(jiān)護(hù),以防止真空泵突然停止或因誤操作而引起真空泵油倒灌事故。 Prior to ponent connect, remove the protection shield of basin isolator, use wipe paper dipping alcohol to clean surface of isolator and internal surface of conductor, to ensure the connect seal and properly touch, install the seal ring. 安裝密封圈 : 拆下密封面保護(hù)罩,檢查密封存面和密封的表面,粗糙度是否有磕碰損傷。 Mesure the loop resistance of main generatrix, the measured value should less the times rated value. 按照上述方式,安裝其余間隔 Install the other diatance following the method above. 母線伸縮節(jié)安裝 Gengeratrix Expansion Joint Installation 中國(guó) 第十一建設(shè)有限公司寧夏哈納斯工程項(xiàng)目部 化 學(xué) 工 程 China Eleventh Chemical Construction Company Limited NingXia Hanas Project 18 / 29 伸縮節(jié)按功能分為安裝調(diào)整用和溫度補(bǔ)償用兩種。 Release the nitrogen, remove counterflange cover. 對(duì)主母線罐體通風(fēng)送氧,罐內(nèi)作業(yè)時(shí),用氧氣濃度表測(cè)定含氧濃度為 18%以上方可進(jìn)入。主母線兩端法蘭中心標(biāo)高誤差 177。 Cabi assembly from advance wire cabi, generatrix of advance wire cabi match to transformer, it is in order to generatrix bridge installation. 盤、柜單獨(dú)或成列安臵時(shí),其垂直度、水平偏差以及盤、柜面偏差和盤、柜間接縫的允許偏差應(yīng)符合以下規(guī)定: .For panel installed installed individually or in line,the allowances shall be: 盤、柜安臵的允許偏差 項(xiàng)目 /Item 允許偏差 / Allowance 垂直度 /Verticality( m) 〈 水平偏差 /roof 相鄰兩盤頂部 /Ajacement panels 〈 2 成列盤頂部 /Panels in line 〈 5 盤面偏差 /surface 相鄰兩盤邊 /Ajacement panels 〈 1 成列盤面 /Panels in line 〈 5 盤間接縫 /Seam between panels 〈 2 中國(guó) 第十一建設(shè)有限公司寧夏哈納斯工程項(xiàng)目部 化 學(xué) 工 程 China Eleventh Chemical Construction Company Limited NingXia Hanas Project 16 / 29 盤柜的接地應(yīng)牢固良好,同一列盤柜應(yīng)有不少于兩點(diǎn)接地,接地線應(yīng)直接與主母線 或接地匯流排相連接,接地線采用黃綠接地軟銅線,具體規(guī)格應(yīng)遵循設(shè)計(jì)圖紙。進(jìn)行裝飾工作有可能損壞已安裝設(shè)備或設(shè)備安裝后不能再進(jìn)行施工的裝飾工作已全部結(jié)束。 Measure the difference level of the floor by level, choose a point as reference, level it according to design height. Embeded steel of this project finished by civil constructor 基礎(chǔ)型鋼的找平應(yīng)采用墊鐵找平,分段找平直采用點(diǎn)焊,待整體找平后再進(jìn)行最后焊接。 GIS System Installation 基礎(chǔ)型鋼安裝 Installation for section steel on foundation 本變電所的 電氣盤柜及 GIS 系統(tǒng)的 基礎(chǔ)型鋼設(shè)計(jì)是 10槽鋼,安裝的方式是立式安裝,型 中國(guó) 第十一建設(shè)有限公司寧夏哈納斯工程項(xiàng)目部 化 學(xué) 工 程 China Eleventh Chemical Construction Company Limited NingXia Hanas Project 13 / 29 鋼安裝后,先進(jìn)行防腐處理,然后進(jìn)行面漆處理。監(jiān)視或保護(hù)變壓器的二次電纜外引線、排列應(yīng)整齊,應(yīng)有保護(hù)措施,接線盒應(yīng)密封良好,端子接線有標(biāo)識(shí)。所以安裝附件是變壓器安裝的一個(gè)重要環(huán)節(jié)。下料 時(shí)盡量少用氣割,以減小型鋼的變形度。 Use the special working plate for transportation. The work plate in accordance with drawing 7055U003DW1642009, the designing bearing capacity is 25 KN/m2. It has to apply for inspection prior to using, only the qualified work plate could be use. 滾杠選用 /roller selection:選用φ 32 L=2m 鋼管 / Steel tube 10 根 /Pic. 2t 的手動(dòng)液壓推車 2 臺(tái)。 ground treatment→ equipment in place→ crane in work condition→ lifting gear hook up→ prelifting amp。 LV and GIS system cabi, SWL of crane should ~2 times weight of cabi. Lifting gear should in good condition and wrap the cabi from bottom of cabi by lifting belt for lifting, lifting slowly. Fix properly for transportation. Driving in constant speed, and avoid emergency brake. 運(yùn)至現(xiàn)場(chǎng)后視吊車位臵停車,便于吊裝。 Thread of HV amp。 Transportation 設(shè)備 檢驗(yàn) / Equipment Inspection 110KV 變壓器由于設(shè)備太大,運(yùn)輸直接到達(dá)現(xiàn)場(chǎng),其余設(shè)備根據(jù)現(xiàn)場(chǎng)條件出庫(kù),設(shè)備在吊裝之前需經(jīng)過(guò)承包方及質(zhì)檢方的共同檢驗(yàn),并做記錄,必要時(shí)要拍攝照片,設(shè)備主要符合下例要求: Due to the big bulk of 110Kv Transformer, it had better transfer to installation site directly, the other euqipemnt handover in accordance with actual condition. Equipment joint inspection carry out by TPT and ELECO, prior to lifting, record and take the photographer is necessary。 TRANSPORTATION............................................ 3 5 設(shè)備的吊裝 /LIFTING ................................................................................................................. 4 6 設(shè)備的安裝 EQUIPMENT INSTALLATION ..................................................................................10 7 質(zhì)量保證措施 QUALITY GUARANTEE MEASURES ............