Choice of Neutral Inductance and Insulation Level of Shunt Reactor Neutral Point in UHV AC Pilot Project 特高压工程高抗中性点绝缘水平及小电抗选择
Improving Thermal Insulation Level and Strengthening Energy Management 我厂改善绝热工程状况加强能源管理小结
Making smooth lines, cables remain sealed, and to ensure that the insulation level of cable joints to make it safe and reliable operation. 使得线路畅通,电缆保持密封,并保证电缆接头处的绝缘等级,使其安全可靠地运行。
Rated insulation level: testing voltage value refers to that of1000m elevation areas, and for areas with an elevation higher than1000m, it shall increase correspondingly according to GBS and tbs. 绝缘水平:所列试验电压系指1000m海拔地区值,高于1000m海拔地区值应根据(gb)、(tb)标准相应提高。
The utility has merits of reasonable structure, high insulation level, strong pollution flashover and moisture flashover resistance and enhanced reliability of power line function. 本实用新型结构科学合理,绝缘水平高、抗湿闪和抗污闪能力强,增强了电力线路运行的可靠性。
The switching surge insulation level ( SIL) is the dominant factor on EHV systems. 操作冲击绝缘水平(SIL)对超高压系统来讲是决定性因素。
Research on Improvement of Insulation Level of Switchgear in 20 kV System 提高20kV系统中开关柜绝缘水平的探讨
Discussion on Insulation Level of 1 000 kV Transformer 1000kV变压器绝缘水平的探讨
Temperature rise limit shall meet the one specified corresponding to the insulation level. 温升限值应满足相应绝缘等级所规定的温升限值。
The insulation level influences reliability of DC loop in the DC system directly. 直流系统的绝缘性能直接影响直流回路的可靠性。
Sudden changes of the weather are decreased in their effect by the high insulation level and thus most of them can be digested within the comfort range. 高质量的保温把天气突变的影响降到了最低,这样就使温度变化保持在舒适的范围内。
Measure Error of Insulation Level when the Grounding Wire of Transformer Core is Broken 变压器铁芯接地断线时绝缘水平的测量误差
The insulation level of neutral of shunt reactor and of its neutral reactor X_a is determined mainly by the power frequency voltage arised on this reactance. 并联电抗器中性点和中性点小电抗XN的绝缘水平主要决定于出现在XN上的最大的工频电压VN。
The Insulation level between poles and enclosure is important for high voltage shunt capacitors to increase the operation reliability. 高压并联电容器极对壳绝缘水平是保证其在电网安全运行的重要参数。
The insulation level of some components in the switchboard is low. 柜内某些元件绝缘水平低等。
Operation practice shows that the clause explanation concerning cable insulation level in "Cable design specification in power project" should be revised urgently. 运行实践表明,《电力工程电缆设计规范》中的有关电缆绝缘水平的条文说明亟待修正。
Determination Ways for Lead Insulation Level in Transformer Design 变压器设计中引线绝缘水平的确定方法
The InsulatiOn Level of Neutral of Shunt Reactor and of its Neutral Reactor 并联电抗器中性点和小电抗的绝缘水平
It is indicated that correct selection of the rated voltage and insulation level is of great importance to safe, fault-free operation of the high-voltage shunt capacitor in the power network. 并指出正确选择额定电压和绝缘水平对高压并联电容器在电网中安全、无故障运行的重要性。
Research and Analysis for Improving the Insulation Level of SF_6 Circuit Breaker with Single Break Type LW_2& 220 提高LW2&220型单断口SF6断路器绝缘水平的研究分析
SF 6 gas would liquefy partly at super low temperature, so the density of SF 6 in a circuit breaker would decrease, and so did the interrupting ability and insulation level of the circuit breaker. 由于SF6气体在超低温下产生部分液化,使得断路器内的SF6气体密度下降,降低了断路器的开断能力和绝缘水平;
This paper also points out that the unbalanced insulation level modes by increasing or decreasing 10% insulators not only weaken the power frequency voltage insulation level, but also have little effect as the unbalanced degree is too small. 采用减小或增大10%的绝缘子片数的不平衡绝缘方式既削弱了一侧的工频绝缘水平,又因不平衡度太小而起不到作用。
Currently, the conventional detection methods of high voltage cable insulation level mainly include two types: high-voltage power cables preventive tests and high voltage power cable fault location. 目前,高压电缆绝缘水平的常规检测方法主要有两种:高压电缆预防性试验及高压电缆故障定位。
Through the implementation of the vacuum filtration of transformer oil as well as the implementation body transformer vacuum oiling and other measures, the transformers insulation level of oil-paper insulation system was improved effectively. 通过对变压器油实施真空过滤以及对变压器本体实施真空注油等措施,可以有效地提高变压器整体油纸绝缘系统的绝缘水平。
The reliable and safe operation of the electrical equipment in power system depends on the insulation level of the equipment and the voltage set on the insulation. 电力网中各种电气设备能否正常可靠安全运行,主要取决于设备的绝缘水平和作用于绝缘上的电压高低。
In UHV long-distance transmission system, industrial frequency voltage rise decided electrical equipment insulation level. 在特高压远距离输电系统中,工频电压升高决定了电气设备的绝缘水平。
But the principle of shocks insulation design is different, it is increases the shock insulation level between the structure and the foundation, and then limit seismic energy spreads to the structure, thus reduces the superstructure the distortion, achieves the shock insulation the goal. 而隔震设计原理不同,它是在结构和基础之间添加隔震层,限制地震能量向结构传入,从而减小上部结构的变形,达到隔震的目的。
Vacuum interrupter develops to high-voltage, so its internal insulation level also put forward higher requirements. Compared with the medium voltage, the withstand voltage of the high-voltage vacuum interrupter is more prominent. 与中压等级真空灭弧室相比,高压真空灭弧室的耐压问题特别重要,要求其内部具有更高的绝缘水平,这些问题都需要在对其设计的过程中考虑并解决。