故障信号

The arc voltage signal and arc light intensity signal are detected in order to get fault arc reliably.

为可靠地检测出低压配电箱中的故障电弧，分别对电弧电压信号和弧光信号进行了检测。

In this paper, wavelet theory is applied in noise detection for electromotor in order to complete fault diagnosis of micro-power induction motor.

为利用电机噪声信号对电机进行出厂故障诊断，采用小波分析技术对小功率异步电动机噪声信号进行多分辨率分析。

Direct current is rejected: When the electricity owes and presses the trouble in the city, it will be too automatic to supply power disconnectedly at all that the direct current of connecting with end of direct current is rejected, direct current rejects and can provide the signal while discharging, if discharge to the terminal voltage, will change over to and prepare against the electricity to run in system, while closing to stopping discharging the voltage, the system will provide the signal of warning.

直流屏：在市电欠压或故障时，与直流端相联的直流屏就会自动毫无间断地供电，直流屏放电时会给出信号，如果放电至极限电压，系统就会转入备电运行，在接近终止放电电压时，系统将给出警示信号。

Some traditional and recent methods are brought out to the signal disposal and fault diagnosis.

介绍了汽车发动机振动信号的传统和最新的信号处理和故障诊断方法。

To extract the fault feature signal efficiently, the multi-sensor are needed to place in different place of machine.

为了有效提取故障特征信号，需要在不同位置进行多传感器的振动信号测量。

It can diagnose the tractors flameout failure while the noise signal had been analyzed with wavelet.

基于MATLAB6.5，采用Daubechies小波对近场法测得的发动机缸盖上方的噪声信号进行分解，提取了包含燃爆噪声信号的高频细节分量，该方法可诊断拖拉机失火故障。

Has a malfunction indictor light output, which is capable of "blink"codes.

有故障指示灯显示，能发出闪烁信号输出，不是显示，是代码，不是信号。

Gas fire controller has various functions such as failure alarm, closing blower fan and fire damper, and can feedback manual, automatic, alarming, failure and spray signals to the fire control centre.

气体灭火控制器主要具有各种故障报警及关闭风机、防火阀等联动功能，并实现建手动、自动、报警、故障、喷放等信号反馈至消防联动控制中心。

The characteristic of librating signal of engines jar cover in frequent field is analyzed.The librating diagnosis mechanism to leaking gas fault of engine valve is investigated,and the distilling method of chatacter parameter Eh/Ew which is ratio of high frequency energy to chief energy is introduced.

分析了发动机缸盖振动信号的频域特性，在此基础上，对发动机气门漏气故障的振动诊断机理进行了研究，提取高频能量与总能量之比E_h／E_w作为特征参数来实现气门漏气故障的检测。

In the implementation process, to judge the fault condition and found that failure, the immediate alarm display, while the output volume of a group of relay switch signal to the user, and cut off electrical power supply.

在执行过程中，判断各种故障状态，发现故障，立即报警显示，同时输出一组继电器开关量信号给用户，并切断电机电源。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。