汽车是适合使用的一种牢固接地或电阻接地系统。
The motor is to be suitable for use on either a solidly earthed or resistive earthed system.
分析了采用小电阻接地系统的必要性及该系统的故障特性。
The necessity of low resistance ground system and its fault characteristic were analyzed.
建议选择高阻接地方式及自动调谐消弧线圈并联电阻接地方式。
It is suggested that high resistance grounded method and automation arc blow-out coil parallel resistance grounded method should be used for power distribution system.
论证小电流接地系统低电阻接地和谐振接地方式对不同类型配电网的应用范围。
The paper also discusses the application scopes of small current grounding, low resistance grounding and resonant grounding in different kinds of power distribution grids.
介绍了电阻接地系统中，接地电流的选取，绝缘水平比较，保护配置方面的考虑。
Selection of ground current, comparison of isolation level and consideration of protective device in the resistance ground system are presented.
探讨了在多年冻土地区影响土壤电阻率的因素和使用低电阻接地模块降低接地电阻的工程方法。
The factors affecting the resistivity of frozen soils were discussed, and some solutions to grounding for lightning using grounding modules were introduced.
并且根据接地电阻的大小选择不同的暂态能量算式，故可判断金属性接地故障和高接地电阻接地故障。
Zero-sequence transient energy is calculated for low earthing resistance and single-phase transient energy for high earthing resistance.
在可靠性、安全性和经济性等方面，高电阻接地有较明显的优势。高电阻接地还可以在较大范围推广应用。
The high resistance ground has obvious advantages in reliability, safety and economy, which is worth to be popularized in a wider scope.
但经多年的运行，各地普遍认为小电阻接地方式比消弧线圈接地方式的过电压水平要低，但同时反映出的运行状况却存在较大差异。
It was reported that the overvoltage level of low resistance grounding mode is lower than that of arc suppressing coil mode, but the operation carried out the other way.
这样通过延伸机组的接地网进一步降低接地电阻，使雷电流迅速流散入大地而不产生危险的过电压。
Therefor by earthing connected net of set, it reduce earthing resistance, make the electricity discharge in earth prompt without dangerous overvoltage.
并通过模拟试验分析了接地坑、自然水对降低空腹式接地装置的接地电阻的作用。
This paper analyzed the effect of shielding between hollow grounding devices and between hollow grounding device and ground grid.
通过求解该模型，可找出优化的均流电阻组合方案，使接地极的性能得到优化。
The optimized average-current resistances can be obtained through solving the model, which will optimize the grounding performance greatly.
定期测量绝缘电阻，检查机壳接地情况。
Periodically measure insulation resistance, inspect motor sheath grounding.
电力系统冲击接地电阻的测量是关系到电力系统稳定运行和电气设备安全的重要问题。
The measurement of grounding resistance under impulse voltage is of great importance for safe operation of power system and electronic equipment.
分析目前电气接地电阻测试存在的问题并相应提出一些建议。
The author analyses the problem of the testing electric grounding resistance in the moment, and provide some advice.
接地电阻值是发电厂、变电站接地系统的重要技术指标。
Grounding resistance is an important technical parameter of grounding system of electric power plant and transformer substation.
变电站避雷器安装位置和数量及输电线终端塔的接地电阻对雷电过电压有著直接的影响。
The location and quantity of arrestor and impulse grounding resistance of towers has direct influence on lighting overvoltage.
就绝缘法兰是否漏电，提出了电流方向法、管道电流法及接地电阻法等判断方法。
Three methods to judge the electric leakage of flange are put forward, that is, current direction method, pipeline current method and earth resistance method.
同时，文章通过市场调研，分析比较了市场上出现的几类杆塔接地电阻测试装置。
Furthermore, through market investigation, the paper analyzes and compares several Testing Devices for Tower Grounding Resistance.
该平坦段可能会被误认为对应于真实接地电阻的补偿点位置，导致测量结果出现巨大误差。
This fl at region would be misidentified as the compensation point of potential electrode corresponding to the actual grounding resistance of substation, and bring huge error.
理论分析和实验结果表明：只需调节一个接地的电阻，振荡频率可调范围相当宽；
Analyzing and experimental results show that a fairly wide range of oscillation frequency can be controlled by a single grounded resistor.
输电线路的接地电阻，线路档距等因素对线路型避雷器的应用有影响。
Tower grounding resistance, distance between towers, etc can affect the function of line-surge arrester.
介绍了钳形接地电阻测试仪的测试原理，即在测量时必须要有一个供电流流过的有效的闭合回路。
It describes the measure principle of the clamp grounded resister tester, that is, a effective close loop for current flow is necessary when doing the test.
在高电阻率地域，将接地电阻降到设计值非常困难。
In the high resistivity area, it is very difficult to reduce the earthing resistance to the given value.
并侧重论述GEOX钳型接地电阻测试仪基本原理及其应用。
The principle of the GEOX clamped on ground meter and its application is emphasized.
接地电阻测量是接地施工中的一个重要环节。
Measurement of the grounding resistance is an important tache in grounding construction.
介绍接地电阻测试的基本原理，设计了符合IEC61010标准的由工业PC控制的接地电阻测试系统。
The paper introduces the principle of grounding resistor test, and designs an IPC-based grounding resistor testing system corresponding to the standard of IEC61010.
应用该模型进行了火花半径、接地体冲击地电位分布、电流波形及冲击接地电阻的计算。
Computation of spark discharge radius, impulse grounding potential distribution, current waveform and impulse grounding resistance is conducted by using this model.
内部接地电阻限制了电池反向接地电流。
The internal ground resistor limits the reverse battery ground current.
内部接地电阻限制了电池反向接地电流。
The internal ground resistor limits the reverse battery ground current.
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