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- Cause analysis of the water cooled wall tube burst focused on irrational points of design,excessive thermal loading,changes of coal category,burner defects and deposits in throttle valves. 着重从锅炉设计不合理、热负荷过高、煤种变化、燃烧器的缺陷及节流阀结垢等方面分析了水冷壁爆管的原因,指出必须进行锅炉改造。
- water- cooled wall tubes 水冷壁管
- Countermeasure and analysis cause of the high temperature corrosion on the water cooling wall tube 水冷壁管高温腐蚀的原因分析及对策
- This paper studied the cause of bursting of water wall tube bythe methods of chemical and metallographical analysis. 采用化学分析、金相检验及力学性能测定等方法,对水冷壁管爆裂原因进行了分析。
- The tube blast of CO boiler water -cooling wall tube affected seriously the normal safe production. CO锅炉水冷壁管的爆裂严重地影响锅炉的正常安全生产。
- A kind of new turblent flow in annular square channel with two cooled wall was designed on basic thermophoresis principle. 依据热泳基本原理,设计了一种新型湍流方环形双壁冷却式通道。
- high temperature corrosion of water cooled wall 水冷壁高温腐蚀
- The connetion between cooling way(the structure of cooling wall),cooling water flux,cooling water temperature and cooling effect is not clear. 冷却方式(冷却壁结构)及冷却水流量和温度与冷却效果之间的关系一直是模糊的。
- The Deformation of thin wall tube in the process of multitool machining is analyzed by using ANSYS software. 应用有限元软件ANSYS对薄壁筒件多刀切削加工进行了变形分析,并从提高工艺刚度的角度出发,提出了相应的工艺措施。
- Esophagus-Stomach-Abdominal Wall Tube Drainage for Delayed Intrathoracic Esophageal Perforation. 晚期中央型肺癌选择支气管动脉介入治疗。
- A kind of new layer flow cycle channel with two cooled walls was designed on basic thermophoresis principle. 依据热泳基本原理,设计了一种新型层流方环形双壁冷却式通道。
- Air hole, burnthrough, cooapse and welding crackle occurred in the fixed overhead weld for aluminium and aluminium alloy tubes, above all the small-size thin wall tube. 针对铝及铝合金管,特别是小口径薄壁管固定口仰焊部位易出现气孔、烧穿、塌陷及焊接热裂纹等问题,分析问题存在的原因,从焊接工艺方面入手,提出一套消除气孔及烧穿的操作手法。
- Keywords Thin wall tube Cool bending Mandril; 薄壁管;冷弯成型;弯管芯棒;
- The rectangle thin wall tube of 316 stainless steel and the contortion thin wall tube of 663 copper alloy are fabricated by Laser Rapid Prototyping. 采用激光快速成型技术制备出316L不锈钢薄壁矩形管和663锡青铜扭曲薄壁方管。
- The clear water mirrored the blue sky. 清澈的水中映出蔚蓝的天空。
- Used for injection between cooling walls and furnace shell. 用于大中型高炉炉体冷却壁与炉壳之间的压入灌浆,常用于炉身下部。
- Function of the system for measuring difference in cooling water temperature and analysis of the heat work system of BF,the distributing of gas flow and the leak of cooling wall were introduced. 重点介绍了水温差在线检测系统的功能以及利用其分析高炉热制度、判断煤气流分布和检查冷却壁漏水的情况。
- The tidal wave formed a terrifying wall of water. 海啸形成一堵骇人的水墙。
- The nurse diluted the drug with saline water. 护士用生理盐水把药加以稀释。