convection section中文是什么意思
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用"convection section"造句"convection section"怎么读"convection section" in a sentence
中文翻译手机版
- 对流部分
- 对流段
- 对流区域
- "convection"中文翻译 n. 1.传送。 2.【物理学】运流,环流;【气象学】对 ...
- "section"中文翻译 n. 1. (外科、解剖的)切断;切割;切开。 2.【外 ...
- "auxiliary convection section" 中文翻译 : 辅助对流段
- "convection" 中文翻译 : n. 1.传送。 2.【物理学】运流,环流;【气象学】对流,上升气流。
- "natural convection, free convection" 中文翻译 : 自由对流
- "natural convection, free convection" 中文翻译 : 自由对流
- "absence of convection" 中文翻译 : 对流停止
- "air convection" 中文翻译 : 空气对流
- "benard convection" 中文翻译 : 贝纳尔对流
- "bubble convection" 中文翻译 : 气泡对流
- "by natural convection" 中文翻译 : 自然对流冷却
- "ceiling of convection" 中文翻译 : 对流升限
- "cellular convection" 中文翻译 : 环型对流
- "circulation convection" 中文翻译 : 环流式对流
- "circulatory convection" 中文翻译 : 环流式对流
- "coefficient of convection" 中文翻译 : 对流系数
- "convection activity" 中文翻译 : 对流活动
- "convection baffle" 中文翻译 : 对流挡板
- "convection bank" 中文翻译 : 对流管排; 对流管束
- "convection barrier" 中文翻译 : 对流栅栏
- "convection boiler" 中文翻译 : 对流锅炉; 对流式锅炉
- "convection breaker" 中文翻译 : 对流式断路器
- "convection cell" 中文翻译 : 贝纳单体; 贝纳涡胞; 对了; 对流单体; 对流环; 对流圈; 对流室; 对流体; 对流窝; 对流系统单元
- "convection chamber" 中文翻译 : 对流室
- "convection change" 中文翻译 : 对流变换
例句与用法
- 3 . on boiler retrofit , the calculation of fuel burning , the heat calculation of boiler inside structure and convection section , and the design of structure parameter of feed water heat exchanger are made . the flue gas channels " resistance calculation and the boiler strength verifying are also carried out . replacement of water cooling wall improves heat exchanging and decreases loss of heat radiant
对锅炉本体进行了燃料燃烧计算、炉膛结构热力计算、对流受热面结构热力计算、锅炉给水加热器结构参数设计、烟道阻力计算及锅炉元件强度校核等;改进了水冷壁布置使换热效果更好,减少辐射换热损失;改进对流段结构,更充分的利用炉膛出口烟气余热,提高热效率;并且进行了烟气阻力计算、热效率计算和能量平衡测试,对改进后的稠油燃料和改进前进行了对比,燃烧状况和热效率有明显改善。 - Abstract : the in servie tubular heaters built early in refineries and chemical plans have low thermal load and low heat efficiency , therefore measures for technical reform are offered , including ( 1 ) enlarging the surface area of convection tubes to increase the thermal load of rhe convection section ; ( 2 ) increasign the heat interchanging area of radiant tubes ; ( 3 ) changing the height of the chimney ; ( 4 ) using new burner with forced air supply to increase calorific capacityu ; ( 5 ) adding air preheater between the convection section and chimney to enhence the temperature of the air entering the furnace ; ( 6 ) adopting high temperature radiant coating to improve the effect of radiant heat interchanging
文摘:针对早期建造的炼油厂和化工厂在役管式加热炉热负荷和热效率低的状况,提出了若干技术改造措施包括,增大对流管表面积以增大对流段的热负荷;增加辐射管的换热面积;修正烟囱高度;换用新型燃烧器,变自然通风为强制供风,以增大燃烧器的发热量,减小过剩空气系数,节省燃料2 % 3 % ;在对流段和烟囱之间增设空气预热器以提高空气入炉温度;采用高温辐射涂料增强辐射换热效果,从而增加热源对炉壁的辐射传热量和炉管的传热量等。 - The in servie tubular heaters built early in refineries and chemical plans have low thermal load and low heat efficiency , therefore measures for technical reform are offered , including ( 1 ) enlarging the surface area of convection tubes to increase the thermal load of rhe convection section ; ( 2 ) increasign the heat interchanging area of radiant tubes ; ( 3 ) changing the height of the chimney ; ( 4 ) using new burner with forced air supply to increase calorific capacityu ; ( 5 ) adding air preheater between the convection section and chimney to enhence the temperature of the air entering the furnace ; ( 6 ) adopting high temperature radiant coating to improve the effect of radiant heat interchanging
针对早期建造的炼油厂和化工厂在役管式加热炉热负荷和热效率低的状况,提出了若干技术改造措施包括,增大对流管表面积以增大对流段的热负荷;增加辐射管的换热面积;修正烟囱高度;换用新型燃烧器,变自然通风为强制供风,以增大燃烧器的发热量,减小过剩空气系数,节省燃料2 % 3 % ;在对流段和烟囱之间增设空气预热器以提高空气入炉温度;采用高温辐射涂料增强辐射换热效果,从而增加热源对炉壁的辐射传热量和炉管的传热量等。
相关词汇
convection 中文, convection effect 中文, convection drier 中文, gravitational convection 中文, convection cell 中文, convection street 中文, orographic convections 中文, convection light 中文, convection oven 中文, convection process 中文, convection rainfall 中文, convection recuperator 中文, convection reflow soldering 中文, convection return 中文, convection snowmelt 中文, convection superheater 中文, convection system 中文, convection temperature 中文,
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