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- The high temperature erosion of utility boiler tubes (water wall,superheater,reheater and economizer tubes)by fly ash is recognized as being one main cause of utility boiler tube failures. 水冷壁、过热器、再热器及省煤器管道的飞灰高温冲蚀磨损是电站锅炉管道失效的主要原因之一。
- At the end ,the paper built the mathematical simulation of CFB boiler water wall wear and some approximate calculations was done on water wall wear by making use of some related parameters. 最后本文就循环流化床锅炉水冷壁磨损问题建立了有关数学模型,并利用有关参数进行了水冷壁磨损的近似计算。
- The paper mainly introduced quality analyses and control of water wall economizer of boiler heating surface in course of manufacturing,and the key process quality control method of boiler product. 介绍锅炉受热面膜式省煤器等产品在制造过程中内在质量的分析与控制及锅炉产品制造过程中关键工序质量的控制方法。
- I come from Shanghai.Shanghai’s water is yellow;it's simply undrinkable. 我从上海来，上海的水简直就不能吃了，而且是黄的。
- Conclusions Chitosan and it s water soluble derivatives have no cytotoxicity. 结论壳聚糖及其水溶性衍生物无细胞毒性。
- In picture is UNHCR's water programe in Sri Lanka, beneficiaries are taking simple shower. 这是难民署在斯里兰卡的供水项目，难民们正在进行简单的淋浴。
- 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 evapo-transpiration is taken into account as water loss, subtracted from the soil’s water balance. 蒸散发造成水量的损失，因此要从土壤水量平衡中扣除。
- Applying embedded system in the group control of multi welding powers of Membrane Water Wall. 将嵌入式系统应用于电站锅炉膜式壁多台焊接电源的群控。
- The cytotoxicity of chitosan and it s water soluble derivatives was determined by the inhibition of cell growth. 采用细胞生长抑制法测定壳聚糖与水溶性的异丁基壳聚糖、羧甲基壳聚糖的细胞毒性。
- The authors believe that the water wall erosion is cause by the solid from the reasonless soild-gas flow. 循环流化床锅炉水冷壁管的磨损是影响循环流化床锅炉运行的一个主要因素。
- Abstract : Bilinear quadrilateral method was used to subdivide the spirally water wall and rectangular fin. 摘要 ： 采用双线性四边形法对螺旋管圈水冷壁和鳍片进行了剖分。
- Many of ADB's water projects now involve river basin organizations, such as in People's Republic of China, Lao PDR, and Viet Nam. 亚行的许多水部门项目现在都涉及到流域组织，比如在中国、老挝和越南的项目。"
- The cast steel cools after passing through several water walls. 铸钢反复经过水冷壁之后，冷却下来。
- The order of mutagenic intensity was as follows ;chlorinated tap water > reservoir’s water > source water > water of clarifying filteration. 毒性大小依次为氯化消毒的自来水> 贮水箱水> 水源水> 滤池出水。
- As our country"s water resources allocation system defects, was wanton waste of water resources and faced with a serious shortage phenomenon. 由于我国水资源配置的制度缺陷,水资源遭到肆意浪费并面临着严重短缺的现象。
- Analysis of Water Wall Tube Fin Cracks of Utility Boiler 火电厂锅炉水冷壁鳍片横向拉裂分析
- Methods : Each 200 L of water was collected separately from Huai river source water , water of clarifying filt ration , chlorinated tap water and reservoir’s water. 方法:采集淮河水源水、自来水厂滤池出水、氯化消毒自来水及大型贮水箱水各200 L 。
- Through the comparison of X-ray diffraction analysis and SEM analysis of the water wall pipes samples under both CWT and AVT, the actual effect of CWT was proved. 同时对CWT和AVT给水处理条件下的水冷壁管等进行割管和X 射线衍射分析以及扫描电镜分析,验证了采用CWT后的实际效果。
- The order of mutagenic potentiality of those samples is as follows : chlouinated tap water > reservoir’s water > source water > clarifying fillration water. 遗传毒性大小顺序依次为:消毒处理过的自来水> 贮水箱水> 源水> 滤池出水。
