预防性试验的英文
prophylactic test
例句与用法
更多例句： 下一页- Transformer ' s dc resistance measurement is one of the primary item before transformer leaving factory and precautionary test . the inherent time constant of transformer is quite long , so it is very important to study how to shorten the measuring time
电力变压器直流电阻测量是变压器出厂及预防性试验的主要项目之一，但电力变压器固有的时间常数较大，研究缩短电力变压器直流电阻的测量时间具有重要意义。 - The dissolve gas analysis method which adopted widely at home and abroad is used as dominant idea to diagnose internal incipient fault . synthetical diagnosis on the basis of combining all kinds of relevant tests make a decision for the fault position . tests include routine test for oil and preventive test for transformer
该系统以国内外公认的油中溶解气体分析作为诊断内部潜伏性故障的主线，结合各种相应的试验项目（预防性试验、油务试验等）进行综合诊断，确定故障的大体部位。 - The measurement of dielectric loss and volume resistivity is effective preventive tests to judge insulating oil isolation status of polluted and aging , and it ' s important method of ensuring the safe operation of transformer and oil - filled circuit breaker , etc . however , the measuring systems of insulating oil dielectric loss and volume resistivity used at present exist the shortcoming of low accuracy , weak repeatability , inconvenience , and its thermostatic control system ca n ' t meet the challenge
绝缘油的介质损耗因数、体积电阻率测量，是判断绝缘油的劣化与污染程度的有效预防性试验，是保障变压器、油断路器等充油电力设备安全运行的重要手段。然而，目前所使用的绝缘油介质损耗因数、体积电阻率测试系统存在着测量精度低、测量结果重复性不好、控温系统不能满足控温要求、操作不便等缺陷，针对这一现状，本文对绝缘油介损及体积电阻率一体化测试系统进行了研究。 - Through preventive and analyzing test of dissolved gas , water content in oil of the large - scale rectification transformer , we discuss the validity of the preventive test , and put forward the proposal on examining method , the failure diagnosis as well as the present situation and the development of maintenance for large - scale rectification transformer
摘要通过对大型整流变压器油中溶解气体、油中含水量分析预防性试验，探讨预防性试验有效性，并对检测方法、故障诊断以及大型整流变压器状态检修的现状与发展提出建议。 - Therefore it is important to evaluate health condition of electric equipments correctly based on expert system technology , fuzzy mathematics and the large quantity of research of data for practical equipments , this paper proposes new method to evaluate the health condition for electric equipments , in which , the preventive test results , present monitor results and previous running conditions are utilized . at the same time , several examples for some main equipments are applied in this paper to show the effectiveness and applicability of the system
本文通过对大量现场试验数据的汇总、分析，将专家知识、模糊评判相结合，针对电力设备的预防性试验数据、绝缘在线监测和历史运行状况等诸多因素，提出电力设备健康状态评估算法；结合工作实际，完成了整个系统功能体系的概要设计，使研制完成的系统在开放性、实验结果可视化等方面能较好的满足工程需要。
