1. 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.

2. Overvoltage level and insulation flashover characteristics are considered in the insulation coordination part as well as safety, reliability, construction and operation cost.

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4. Compared with neutral ungrounded power system, ferroresonance overvoltage occurred in neutral grounded power system has more new features, and the research about it is much .

5. This type of overvoltage is called lightning incoming wave 4.

6. Overvoltage of common carbon anode was much higher up to 0.4-0.6V in aluminium electrolysis. It was mainly caused by that the chemical reaction of carbon with oxygen proceedcd slowly.

7. Until now, lightning overvoltage and insulation coordination of mixed-voltage multi-circuit transmission line has not been fully researched in our country.

8. The overvoltage varies inversely with the current density to some extent.

9. At last, vacuum circuit breaker switching capacitance group overvoltage formative causes and electrode refining for lessening reignition are discuss.

10. Accurate electrical network automatic compensation and overcurrent, overvoltage , undervoltage, overheating, etc protection functions make welding machine more safety and credibility.

11. A simple circuit breaker delivers precision overvoltage protection and overcurrent protection.

12. The anodic overvoltage of neodymium electrolysis was determined by slow scanning oscillogram.

13. This paper analyses the internal overvoltage and the phase current of grounded wye shunt capacitor bank when there are failures in it, and gives corresponding equations.

14. Overvoltage protection level and maximum allowable energy dissipation of MOV are ascertained.

15. As the main appliance for overvoltage protection in electric system, the characteristic of Metal Oxide Surge Arresters (MOA) is decided by the unit residual voltage of non linear resistance.

16. So far as the dangerous level of rotor overvoltage is concerned, no-salient pole has a small value by comparison with salient pole synchronous generator.

17. A mathematical model is developed according to a typical equivalent circuit, witch leads to subharmonic resonant overvoltage.

18. The new carbon-rich zinc process, although based on the alkaline zincate electrolyte, overcomes the hydrogen overvoltage problem, and is capable of direct plating on a variety of castiron surfaces.

19. Because of large capacitive charging of long AC transmission line, capacitance reaction of no loaded line will cause severe overvoltage.

20. It is not necessary that AMPLIFIERs maintain common-mode rejection for signals beyond the supply voltages: what is required is that they do not self-destruct for momentary overvoltage conditions.

21. Based on the insulation aging theories in recent years, the method combining statistic overvoltage parameters with operational records is proposed to estimate the residual life of insulation.

22. The location and quantity of arrestor and impulse grounding resistance of towers has direct influence on lighting overvoltage.

23. Then the influence of rated capacity and nonlinear magnetizing of transformer on overvoltage was analyzed.

24. It can not only effectively compensate the currents of single phase ground capacitance, but also prevent arcing ground overvoltage.Sentencedict

25. In this paper, a formula of approximate analytic solution of subharmonic resonant overvoltage is established according to the theory of region analysis.

26. The test shall be carried out at the power output of the apparatus corresponding to 10% overvoltage with any declared minustolerance on the ohmic resistance.

27. Compared with - star connection MOA, the limiting effect of phase - - phase overvoltage - star connection MOA is better.

28. The performance of electronic current transformer could been deteriorated, even destroyed during some extreme circumstance, for example, overvoltage or over current.

29. It can provide protection from over current, short circuit, undervoltage, phase failure, leakage lockout, and operation overvoltage.

30. This paper describes the mechanism that multiple reignition of breaker can restrain or increase progressively the switching overvoltage during switching off inductive or capacitive load.

31. Main reasons for serious breakdown in these devices are: overcurrent, overvoltage and various interference.

32. For maximum safety, the device features integrated overvoltage and an advanced short-circuit protection when the output is shorted to ground.

33. Adding a solid-state relay and control circuitry to an amplifier's output provides overvoltage protection.

34. It can reduce the capacitive coupling overvoltage by setting metal shielding layer.

35. In order to design a credible and steady system, the function of overvoltage, undervoltage, overcurrent and overload protection is designed in the paper.

36. Therefor by earthing connected net of set , it reduce earthing resistance, make the electricity discharge in earth prompt without dangerous overvoltage.

37. Depending on Q2's base-emitter voltage, the overcurrent-detection mechanism is less precise than the overvoltage function.

38. A surge protector or simple capacitor or varistor can protect against most overvoltage conditions, while a lightning arrestor protects against severe spikes.

39. Adoption of higher voltage class makes more rigor request for allowable value of switching overvoltage of the transmission lines.

40. The inner overvoltage , such as power transient overvoltage , secondary arc current and switching overvoltage , are analyzed and countermeasures to limit the inner voltage are given.

41. Paper covers temporary overvoltages, second arc current, switching overvoltage,( ) major parameters of MOA and insulation level of UHV AC apparatus.

42. This paper infers the probability distribution function of the overvoltage in transmission lines in ungrounded system, when the single phase is grounded at the first arcing over.

43. The relationship between power frequency overvoltage and system operation mode is investigated.

44. Besides adoption of the right RC circuit, attention must be payed on optimum circuit connecting, as well as proper saturable reactor seriesly connected in the circuit in order to suppress overvoltage.

45. Simulation results indicate that this measure adopted by automatic reclosing can greatly reduce the impact current and overvoltage.

46. Any LED system should be able to appropriately track overvoltage, undervoltage, short circuit, open circuit, and thermal runaway conditions.

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