By the monitoring of the leakage current, the on-line 380v grid insulation conditions and the off-line insulation resistance can be monitoring in real-time.
现场绝缘监测单元能通过对漏电流的监测,实时的在线监测交流380v电网的绝缘情况和离线测量发电机组的绝缘电阻。
This paper introduces the basic requisition, grid driving power, grid resistance and driving circuit modality of the IGBT. Furthermore, introduces the driving module M57962L of the driving circuit.
介绍了构成IGBT驱动电路的基本要求、栅极驱动功率、栅极电阻和驱动电路形式、常用的驱动模块M 57962l等。
The circuit model for IGBT simulation is provided. The relationships between IGBT power loss and the switch frequency and between IGBT power loss and grid resistance are presented.
建立了IGBT电路仿真模型,给出了IGBT功率损耗与开关频率和栅极电阻阻值之间关系的仿真结果。
The protection grid creates an energetic stability so you may participate more in your world, giving your immune system a chance to build greater strength and resistance.
保护格栅创造了一个能量的稳固,由此你可以在你的世界中参予更多,同时给你的免疫系统一个机会,来建立更大的力量和抵抗力。
According to the practical situations of substation engineering, this paper analyzes the method to reduce grounding resistance. It helps for construction of substation earthing grid.
从变电站工程施工的实际情况出发,分析了变电站降低接地电阻的方法,以期对变电站接地网建设有所裨益。
The resistance to corrosion is comparatively poor for pressure-casting grid.
这是因为压力铸造正板栅抗腐蚀性能较差造成的。
To meet the requirement of reducing unnecessary losses, we should reduce the grounding resistance of grounding grid as far as possible.
为达到要求减少不必要的损失,应尽量减小接地网的接地电阻。
Fire resistance design of large space grid structures by global analysis is studied.
讨论大型网架结构抗火整体分析中的温度加载模型。
The resistance-reducing rate for the small ground grid or electrode is less than 56.6%, even under large permeability.
即使考虑强大的渗透作用,集中接地体或小型地网的降阻率也不会超出56.6%。
The equivalent resistance is derived for distribution transformer load loss and line loss of planning grid, and the maximum current is calculated for each feeder according to their capacity ratios.
推导出规划网架的线路损耗和配变负载损耗的等值电阻,利用馈线容量比值估算馈线最大电流。
Electrochemical performances of different grid alloys, including the performances of corrosion resistance, gassing evolution and the impedance of corrosion layer, were studied systematically.
系统地研究了不同板栅合金的耐腐蚀性、析气性能、表面腐蚀层阻抗等电化学性能。
From the basic concept of grounding grid resistance, a full analysis of the measures and effect of decreasing the grounding grid resistance is performed in non uniform soils condition.
该文从地网接地电阻的物理本质出发,考虑不均匀土壤情况,对地网接地电阻降低措施及效果进行了分析和讨论。
We have added 2-extra rows of grid plates to compensate for the new lower resistance of the stainless steel.
我们已经增加了两排栅板来补偿新不锈钢板的低阻抗。
Sliver alloy grid: Stronger resistance to corrode, more effective discharging.
银合金板栅:具有更强的抗腐蚀性,更大的放电效果。
Inverter, grid connected mode island system, resistance filter, anti - static inverter power supply, UPS power supply, etc. ;
逆变器、并网模式孤岛系统、电阻滤波、防静电逆变电源、UPS电源等储能电源;
A new model for computation on resistance to ground of arbitrary grid is put forward in this paper, which is named 3-dimensional unit net model.
提出了一种计算任意形状接地网接地电阻的新模型三维单元网格模型。
A new model for computation on resistance to ground of arbitrary grid is put forward in this paper, which is named 3-dimensional unit net model.
提出了一种计算任意形状接地网接地电阻的新模型三维单元网格模型。
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