So there is a lot of wind is not hot, such as too much dust on the surface of the heater, PTC ceramic chip failure, voltage failure and so on can cause the wind is not hot.
出风不热的情况有很多，例如加热器表面灰尘过多、PT C陶瓷片故障、电压故障等等原因都能造成出风不热的情况。
Contact failure can occur when excessive heat or a high current or voltage pulse causes the contacts to weld together, resulting in short circuits.
当过热或者高电流或电压脉冲导致触点焊接在一起时，就会发生接触故障，形成短路。
Introduces the constitutes of low voltage protection system of distributing transformer, analyzes the failure reason, puts forward concrete measures of improving low voltage protective reliability.
介绍了配电变压器低压保护的组成，对故障原因进行了分析，提出了提高低压保护可靠性的具体措施。
The primary failure mode of commomly used circuit protective devices is short-circuit, and so is TVS (Transient Voltage Suppressor) .
常用电路保护器件的主要失效模式为短路，瞬变电压抑制器（TVS）亦不例外。
But the normal method of cell failure prediction which depend on the battery capacity test and cell voltage is not ideal method.
通常采用的电池容量试验和通过监测电池电压预测单体电池故障的方法不是理想的方法。
The charger shall give an alarm signal upon failure initiated by either an under-voltage relay or a zero charging current relay.
充电器应发出警报信号后没有任何一方发起一个欠压继电器或零充电电流继电器。
In power IC, crosstalk between high voltage power devices and low voltage devices can cause circuit operation failure and even latch-up.
在功率集成电路中，高压功率器件会对周围的低压电路产生串扰，从而造成电路失效甚至闭锁等现象。
When the operating voltage lower or higher than the standard display is likely to result in failure.
当工作电压低于或高出标准时就有可能造成显示方面的故障。
Voltage converting device, computer readable recording medium with program recorded thereon for causing computer to execute failure processing, and failure processing method.
电压转换设备，记录了使计算机执行故障处理的程序的计算机可读记录介质，以及故障处理方法。
At the time of failure, no matter what kind of start state of voltage phase, the zero-sequence transient current has the characteristic of inverse phase.
在故障时刻，无论故障相电压的相位处在何种初始状态下，都有零序电流反向的特征。
The ESD sensitivity of the device (defined in volts), as determined by using any of the defined models, may not be the actual failure voltage level in the manufacturing process or user environment.
设备的ESD敏感水平，通过使用任何定义的模型来决定，也可能在制造过程或使用环境 中不是真正的故障电压水平。
Finally using the destructive ac voltage testing method, accurately find the failure for repairing which improve the quality of power supply.
最后使用破坏性试验交流耐压试验方法检查，准确的判断了故障点，使之得以修复，提高了供电质量。
WJJL1 intelligence over current relay is a typical electronic apparatus which has over current, short circuit, over voltage, under curent, phase faults and starting failure protective functions.
WJJL1智能过流继电器是典型的电子、电器技术相结合的产品。具有过电流、短路、缺相、过欠压、欠电流、相失衡及启动故障等保护功能。
Based on practice, the reasons of large and medium-sized high voltage wound rotor three-phase asynchronous motor rotor failure were expounded, and viable approach was designed.
结合生产实践，系统阐述了大中型高压绕线转子三相异步电动机转子产生故障的原因，并提出了可行的处理方法。
Lightning stroke is one of the important reasons that result in power failure. Tower lightning surge response performance is the important factor deciding transmission line lightning over-voltage.
雷击是导致输电线路故障的重要原因之一，杆塔的雷电冲击响应特性是决定输电线路雷电过电压的重要因素。
The contacts voltage of counterpart contacts in the close course of electromagnetic relay is observed and recorded in its failure tests using dynamic contact resistance measurement system.
用动态接触电阻测量系统进行了电磁继电器失效检测试验，监测了其触点闭合过程的接触压降。
Commutation failure is one of the most common failures for the high voltage direct current transmission system.
在特高压直流输电中换相失败也是主要的故障。
Elucidates several failure models and failure mechanism of high - voltage diode of color TV FBT based upon the experience of author work.
以作者的实际工作经验为基础，阐述了彩电FBT 中高压二极管的几种失效模式及失效机理。
The failure causes of high voltage asynchronous electric machine are introduced and analyzed. Some methods of state monitoring and fault diagnosis are put forward.
介绍和分析了高压异步电机的故障原因，提出了状态监测及故障诊断方法。
The work of this paper can be used to predict the critical voltage of dielectric EAP actuator when the failure occurs and guarantee the safety working of dielectric EAP actuator.
本文的研究可用于预测介电型EAP驱动器发生失效的临界电压，有利于保障驱动器的安全工作。
Four kinds of common motor phase failure operation are analysed, and therefrom the current-voltage equal-ratio rule is derived and verified.
分析了四类常见的电动机断相运行，并由此推出和验证了断相运行状态下的电流—电压等比规律。
The cause of failure in high-voltage switch cabinet model 35KV is analyzed from insulation and structure and some countermeasures are introduced in order to avoid such failure.
主要从绝缘及结构两方面分析了35kV小车式高压开关柜易发故障的原因；介绍了为避免类似故障发生可采取的对策。
Especially on the failure causes due to voltage differential relay protection, reason and treatment methods leading to operation failure are introduce in detail.
尤其对由于差压保护动作，导致投运失败的原因和处理方法作了详细的介绍。
Failure ratio and success ratio degree were confirmed as the reliability indexes of low-voltage circuit breaker at the first time.
在此基础上首次提出了采用操作故障率等级与瞬动保护成功率等级作为低压断路器的可靠性指标。
Use is made of that zero-sequence transformer outputs a voltage signal when phase-failure occurs in three-phase induction motor.
这种新方法的基础是零序变压器在三相异步电动机断相时输出一个电压信号。
The contact voltage-drop of counterpart contacts in the closing course of electromagnetism relay is observed and recorded in its failure test using dynamic contact resistance measurement system.
用动态接触电阻测量系统进行了电磁继电器失效检测试验，检测了其触点闭合过程的接触压降。
The feature extraction of partial discharge signal of transformer is the front research project in online monitoring and diagnosing high voltage insulation failure.
大型电力变压器局部放电信号的特征提取是电气设备绝缘在线监测及故障诊断技术领域的前沿研究课题。
The operation characteristics and main failure modes of low-voltage circuit breaker were analyzed.
分析了低压断路器的工作特点和主要故障模式。
But the invasion of lightning surge may lead its failure due to its low voltage withstand level which may affect the normal service power system.
微机保护系统是电力系统的重要组成部分，但由于其耐压水平低，雷电波侵入电源系统时易导致设备的损坏，严重影响了电力系统的正常运行。
The results show that when the battery is charged at low current and constant voltage, its failure mode is the sulphation of negative plate and the softening of positive plate;
用优选充电制度，电池失效模式是正极活性物质软化，板栅腐蚀相对较少。
应用推荐