这种试验主要被用于测试中高功率的电力或电子技术中采用的元器件或设备(断路器,开关,变压器,绝缘子等等)。
These tests are above all used to test components or equipment employed in electricity or electro-technology of medium and high power (circuit-breakers, switches, transformers, insulators, etc...).
本文介绍了在风洞中所作的悬垂绝缘子串和跳线的风偏试验以及所测得的数据和曲线。
In this paper measured data and curves obtained by testing full scale suspension insulator string and jumper wire in large wind tunnel are introduced.
最后,利用该样机,完成了一系列线路实测和实验室试验,为进一步研究绝缘子泄漏脉冲电流的规律提供数据支持。
Finally, a series of field and laboratory tests have been carried out with this sample machine, which provides data support for further study on the rule of insulator leakage pulse current.
本文从理论和试验两方面研究了冰雪条件下绝缘子交流闪络特性。
This paper investigated AC flashover performance of insulators covered with snow or ice condition in tow ways of theory and test analysis.
结合运行实际,对复合绝缘子及伞套材料的耐漏电起痕和耐电蚀损性进行了试验。
Tracking and erosion test on insulators and shed material was made under service condition.
因此,对盘形悬式绝缘子直流覆冰试验方法进行研究,对直流覆冰输电线路外绝缘特性的研究具有重大的意义。
Therefore, it has great significance to research DC icing test methods on disk-shaped suspension insulator for study of DC transmission line characteristics of external insulation.
为验证计算结果,还进行了复合绝缘子的电位分布试验。
Improvement of potential and electric field distributions for composite insulators are discussed. Potential distributions tests are performed to verify the calculation result.
型式试验和实际装车运用结果表明研制的绝缘子各项技术指标全部合格,性能优良,成功地替代了国外进口绝缘子。
The results of pattern test and application on actually loads indicate that all most technical factors is qualified and the performance are good. It can substitute the import insulators successfully.
所介绍的试验结果对研究合成绝缘子的污闪机理和制订合成绝缘子的污闪试验方法标准有参考意义。
The research work stated in this paper provided basis for enacting of pollution test method and further investigations of pollution flashover mechanism of synthetic insulators.
文章通过试验探索了合成绝缘子“不明原因”闪络的原因。
Through experiments the reason of unidentified flashover of composite insulators is seeked in this paper.
瓷绝缘子人工污秽试验结果表明:文中提出的红外热像特征选择方法和图像分割算法简单有效。
The results of artificial pollution test of ceramic insulators show that the proposed selection method for infrared thermal image and the image segmentation algorithm are simple and effective.
介绍了故障绝缘子轴向电场分布的计算结果和特点,并给出了实验室检测试验的结果。
The calculation result and the characteristics of the axial electric field distribution of the faulted insulator are described. Testing results at laboratory are given.
通过测定高强度绝缘子的热膨胀和X射线衍射强度进行试验。
Tests were carried out by measuring the thermal expansion and the X-ray diffraction intensities of high-tension insulators.
通过大量的雷电冲击放电试验、工频电弧试验和弯曲负荷试验等试验研究,研制出了一种放电箝位柱式复合绝缘子和配套的绝缘罩。
By means of lots of lightning impulse tests, power frequency arc tests as well as bend loading tests, a kind of clamping post composite insulators with matching insulation hoods is developed.
通过在电瓷绝缘子坯料中使用一种改良膨润土作为增塑剂来弥补粘土可塑性的不足,试验证明其对坯料可塑性能增强效果明显。
Experiments have proved that an improved bentonite used as a plasticizing agent in the body of electrical porcelain insulators can greatly plasticize the body.
绝缘子覆冰及其电气特性试验方法是严重复冰地区外绝缘设计的重要基础,但至今尚无该试验方法的标准。
Insulators icing and electrical tests methods, which is not proposed at any standards by now, are important for the external insulation design of HV transmission lines in severe icing districts.
在力学试验中,采用了倒v型绝缘子串的横担侧挂点固定、导线侧加力的方法。
In the mechanic testing, the method of backward V insulators with the side fixing of cross-arm and adding force on side of wire was adopted.
监测了角度偏移、受压复合绝缘子的应力及水平荷载和垂直荷载,并在多次试验后对受压绝缘子进行了机械破坏负荷试验。
The Angle deflection, buckling stress of insulator, horizontal load and vertical load were recorded. The mechanical failing load test was performed on buckling insulator.
试验测量了13片XP- 160型绝缘子串空间电场分布特性,并与仿真结果进行比较分析。
The space electric field distribution characteristic of XP-160 type string (13 pieces) was measured by test, and those results were compared with the simulation results.
最后,本文利用国内外对绝缘子积污的试验研究验证分析计算结果,并根据计算结果得出线路设计的绝缘子选择规律。
Finally, based on insulator pollution Experimental Study at home and abroad, the author verified the simulation result, and obtained the insulator choice law in designing power lines.
试验中分析了污秽、劣化绝缘子位置、绝缘子型式、检测距离等对检测效果的影响。
The influence of pollution, faulty insulator position, insulator type, detection distance to the detection effect was analyzed by the test.
本文利用有限元素法和导电纸模拟试验的方法,对悬式绝缘子的电场分布进行了分析计算。
Using the finite element method and the method of conductive paper analogue test, the analysis and calculation of the electric field distribution of the hanging insulator is carried out.
合成绝缘子具有很好的防污闪特性,但也会发生污秽闪络,这与常规的人工污秽试验仅考虑盐密的影响不无关系。
The polluted flashover voltages of insulators reduce with the increase of salt density or dust density, and both the influences of salt density and dust.
合成绝缘子具有很好的防污闪特性,但也会发生污秽闪络,这与常规的人工污秽试验仅考虑盐密的影响不无关系。
The polluted flashover voltages of insulators reduce with the increase of salt density or dust density, and both the influences of salt density and dust.
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