严密性试验
- 网络tightness test;leak test
![严密性试验](../cache/1193529.jpg)
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利用汽轮机真空系统严密性试验获取更多信息的研究
Research on Obtaining More Information by Vacuum Tightness Test of Steam Turbine
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发电机严密性试验结果分析
Analysis on Results of Air Tightness Test of Generator
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根据GEA空冷装置及机组运行特点,总结空冷机组真空严密性试验的基本方法和相关操作。
This paper introduces the operational characteristics of the GEA Air Cooling Unit , and summarizes the basic method and relative operation of the vacuum leakage test of Air Cooling Units .
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对国安电力有限公司2号300MW机组真空系统进行严密性试验,对漏空气点分布规律、检漏方法和消除漏点措施进行了讨论。
The tightness of vacuum system for 300 MW unit no. 2 in Guo'an Electric Power Co Ltd has been tested , the distribution regularity of air leakage points , the leakage detecting method and the leakage eliminating measures being discussed .
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无压管道严密性试验原理分析
Study on Pressurization Test Principle of Pipelines with Free - surface
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我国球墨铸铁给水管道水压严密性试验验收标准分析
Analysis on Hydrostatic Test Standard of Ductile Iron Water Pipeline in China
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直接空冷机组的真空严密性试验方法及标准
Vacuum-tight Test Method and Standard of Direct Air-cooling Unit
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真空系统严密性试验对汽轮机热经济性的影响分析
Analyzing the Affection of Vacuum Tightness Test on Thermal Economy of Steam Turbine
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集中供热大管径长距离管道严密性试验
The test on tightness of large caliber and long distance pipes for central heating
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汽轮机真空严密性试验的一种设想
Assumption about Vacuum System Tightness of Steam Turbine
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对大型汽轮发电机严密性试验的探讨
Inquiry about the Tightness Test of Large Turbogenerator
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结论对于合理选择汽轮机真空系统严密性试验的工况,具有参考价值。
This conclusion is some value to reasonably choose test condition and decrease heat rate .
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汽轮机真空系统严密性试验结果的修正方法研究
Research on the correcting method to the results of vacuum system tightness test of steam turbine
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在机组系统严密性试验合格的前提下,经多次观察,发现是给水泵密封水系统漏空气造成的。
Through analyzing , it is believe that the air leakage from sealing water system of feed water pump leads to the problem .
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城市供热管网水压强度试验合格,补偿器和主次固定支架焊接完毕后需进行水压严密性试验。
After welding compensator and primary and secondary fixed braces , the water pressure test on tightness of pipes need be carried on .
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闭水试验和闭气试验是无压管道进行严密性试验最常采用的两种试验方法。
Two commonly used methods of pressurization test of pipelines with free-surface in best common are close water test and close gas test .
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针对目前真空严密性试验存在的问题,设想了一种新的真空严密性试验系统,为真空严密性试验提供了参考。
At present , some problems are there in the vacuum tightness experimentation . This paper assumes a new system of vacuum tightness experimentation and provides the reference to the vacuum tightness experimentation .
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为防止污水管道渗漏而导致污水外渗污染地下水资源和周边的环境,我国现行的规范规定,无压管道在竣工交付使用之前必须进行管道的严密性试验。
To avoid the pollution of groundwater resource and adjacent environment caused by drainage pipe leakage , current criterion in our country stipulates that there must be a pressurization test before drainage pipes are used .
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通过对凝汽器在不同运行参数条件下汽轮机真空系统严密性试验的仿真,分析了凝汽器在不同运行条件下,真空系统严密性试验对凝汽器冷却管热应力的影响。
Based on the simulation of vacuum tightness test in various operation conditions of condenser , the affection of vacuum tightness test in various operation conditions of condenser on stress of cooling tube is analyzed .
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提高300MW机组真空系统严密性的试验研究
Test Study on enhancing tightness of the vacuum system for 300 MW Unit
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谈长距离大管道严密性水压试验
Talking about the tightness water pressure experiment of long distance and large cross-section pipes
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目前,评价汽轮机真空系统严密性的指标是真空系统严密性试验得到的真空下降速度。
At present , the appraising index is the rate of vacuum down obtained from vacuum tightness test .