本期建设规模2×600MW燃煤发电机组。锅炉由SEC提供。锅炉为亚临界参数、强制循环、一次中间再热、单炉膛平衡通风、固态排渣、露天布置、全钢构架的∏型汽包炉。文章源自自学土木网-https://www.zxtm.com/fangan/ntgc/3377.html
This project is 2×600MW coal fired thermal units, boiler shall be supplied by SEC. The boiler is all steel structural ∏ type drum boiler of a subcritical parameter, pump circulation, single reheat, single furnace balance draft, dry slagging and hypaethral placement.文章源自自学土木网-https://www.zxtm.com/fangan/ntgc/3377.html
锅炉施工方案 Boiler Erection Plan文章源自自学土木网-https://www.zxtm.com/fangan/ntgc/3377.html
锅炉为上海电气集团生产的亚临界参数、强制循环、一次中间再热、单炉膛平衡通风、固态排渣、露天布置、全钢构架的∏型汽包炉。文章源自自学土木网-https://www.zxtm.com/fangan/ntgc/3377.html
The Boiler shall be supplied by SEC. The boiler is all steel structural ∏ type drum boiler of a subcritical parameter, pump circulation, single reheat, single furnace balance draft, dry slagging and hypaethral placement.文章源自自学土木网-https://www.zxtm.com/fangan/ntgc/3377.html
1 施工场地及主吊机械 Erection site and main hoisting equipments文章源自自学土木网-https://www.zxtm.com/fangan/ntgc/3377.html
1.1 施工场地布置 Erection site plot
锅炉组合场布置按总平面布置图,组合场内布置50t龙门吊各4台,锅炉受热面的大部分组合工作安排在此完成。文章源自自学土木网-https://www.zxtm.com/fangan/ntgc/3377.html
Boiler assembly yard will be arranged as per general layout drawing. Four 50T gantry cranes will be provided respectively. Assembly of most heating surface structures will be done in this area.文章源自自学土木网-https://www.zxtm.com/fangan/ntgc/3377.html
1.2 施工机械选择 Selection of construction plants
根据本工程锅炉的结构特点,以及我公司的机械状况,选用以下机械作为锅炉主要施工机械。Given to the features of the boier and mechanical capacity of our company, we chose plants below as our main construction equipmemnts.文章源自自学土木网-https://www.zxtm.com/fangan/ntgc/3377.html
序号Sl | 机械名称 description | 机械型号 mode | 数量quantity |
1 | 圆筒吊cylindrical crane | FZQ2000/80t | 2 |
2 | 履带吊crawler crane | CC1400 | 1 |
3 | 龙门吊 frame crane | 50t | 4 |
4 | 履带吊crawler crane | CC2500 | 1 |
5 | 劳辛格Stand-jack system | 200t | 2 |
6 | 塔吊 tower crane | C7050/20t | 3 |
(1) FZQ2000/ 80T圆筒吊 FZQ2000/ 80T cylindrical crane文章源自自学土木网-https://www.zxtm.com/fangan/ntgc/3377.html
FZQ2000圆筒吊做为附吊机械,筒身高度102m,采用60m臂长工况,主要负责锅炉本体部件的吊装工作。FZQ2000 cylindrical crane is arranged as auxiliary hoisting plants, which is designed to hoist boiler & components (crane body height 102m , length of jib 60m).文章源自自学土木网-https://www.zxtm.com/fangan/ntgc/3377.html
(2) 250t履带吊 250t Crawler crane文章源自自学土木网-https://www.zxtm.com/fangan/ntgc/3377.html
CC1400/250t履带吊为锅炉主吊机械,采用SWSL塔式工况,后配重40t,主臂角度85度:主副臂:72m加36m;最大作业半径42m,负荷27t;最小作业半径24m时,负荷为39t。文章源自自学土木网-https://www.zxtm.com/fangan/ntgc/3377.html
CC1400/250 Crawler cranes are designed as main boiler hoisting euqipment, adopting SWSL tower working conditions, with a banlance weight of 40t and main jib angle of 85°; length of main & auxiliary jib,72+36m, max working radius 42m,load 27t;min working radius 24m,load 39t.文章源自自学土木网-https://www.zxtm.com/fangan/ntgc/3377.html
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