Any LED system should be able to appropriately track overvoltage, undervoltage, short circuit, open circuit, and thermal runaway conditions.
任何LED系统都应当能够适度跟踪过高、欠压、短路、开路和热逃逸等问题。
An equivalent circuit model of a thyristor valve is established, through detailed study on characteristics of its transient overvoltage distributions.
在探讨可控硅换流阀内暂态过电压分布特点的基础上建立了阀体的嵌套等值电路模型。
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.
抑制过电压除了用相应的RC电路外，还要注意它的最佳电路连接方法，以及在回路中串入合适的饱和电抗器等。
At last, vacuum circuit breaker switching capacitance group overvoltage formative causes and electrode refining for lessening reignition are discuss.
最后简要分析了真空断路器开断电容器组过电压的形成原因及为减少重燃的电极老炼措施。
Fuel injector driving circuit Power triode Overvoltage protection;
喷油阀驱动电路；功率三极管；过压保护；
In addition, startup protection circuit and overvoltage protection circuit is also designed, which raise stability of power device IGBT further, thus strengthen the ability to deal with trouble.
另外，设计了启动保护电路和过压保护电路，保护电路进一步提高了功率器件IGBT工作的稳定性，从而增强了处理故障的能力。
Interrupting no load transformer is the most serious case in vacuum circuit breaker switching overvoltage.
切除空载变压器是真空断路器操作过电压问题最严重的情况。
Rotors of 300mw generators imported from France are afflicted by problems concerning short circuit between windings and overvoltage.
从法国进口的300MW发电机转子存在匝间短路和过电压保护问题。
An overvoltage protection control circuit includes a voltage conversion circuit, a voltage comparison circuit, and a switching circuit.
本发明提供了一种过压保护控制电路，包括：电压转换电路、电压比较电路和开关电路。
A simple circuit breaker delivers precision overvoltage protection and overcurrent protection.
一个简单的电路断路器提供精密过压和过流保护。
The danger of overcurrent and overvoltage in the transient process of transformer's secondary short circuit is analyzed and countermeasures to avoid such accidents are introduced.
以一起变压器副边短路事故为例，分析了变压器副边短路过渡过程中产生过电流、过电压的危害性；介绍为避免类似事故发生应采取的防范措施。
The switching-surge overvoltage of the vacuum circuit breaker can seriously imperil safety of electric system and equipment.
真空断路器的操作过电压严重威胁电力系统和设备的安全。
This paper presents the reasons leading to switch overvoltage for vacuum circuit breaker, and then discusses the usual overvoltage protection device in the small hydropower station.
通过对真空断路器操作过电压成因的阐述，探讨小水电领域内常用的过电压保护设备。
This paper builds a general model of switching devices during different turnoff mode, and analyzes the relationship between the overvoltage and the circuit parasitic parameters.
本文建立了开关器件在不同关断方式下的统一模型，分析了关断过电压与电路参数之间的关系。
The circuit in Figure 4 requires only a couple of external components to use an SSR for output-overvoltage protection.
图4电路只需要一对外部器件，用SSR实现输出过电压保护。
The overvoltage protection control circuit is formed inside the chip.
过压保护控制电路形成在芯片的内部。
It can provide protection from over current, short circuit, undervoltage, phase failure, leakage lockout, and operation overvoltage.
具有过流、短路、欠压、断相、漏电闭锁、操作过电压等保护。
Comprehensive protection circuitry, including overvoltage and short circuit protection, is inherent in the design.
综合保护电路系统包括过压和短路保护，过压和短路保护是原有的设计。
A full suite of safety features including short-circuit, overvoltage, and over-temperature protection allows easy implementation of a safe and robust design.
该器件具备完整的安全特性，包括短路保护、过压保护和过温保护，因而很容易实现安全、稳定的设计。
For maximum safety, the device features integrated overvoltage and an advanced short-circuit protection when the output is shorted to ground.
为了获得最大的安全，该设备具有集成过压和先进的短路保护当输出短路到地。
Research on overvoltage output of SPWM inverter after short-circuit fault disappears in a short time;
在现有行波测距装置的基础上，提出线路受雷击和出现短路故障的识别新方法。
Research on overvoltage output of SPWM inverter after short-circuit fault disappears in a short time;
在现有行波测距装置的基础上，提出线路受雷击和出现短路故障的识别新方法。
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