故障检测

Arc fault is a major cause of the electric fire, detecting on the arc fault comprehensively and effectively is the study of this article.

故障电弧是造成电气火灾的重要原因，实现全面而有效的对故障电弧的检测是本文的研究内容。

Being a necessary detection method for CAN bus communication faults in severe environment of intense magnetic field, high temperature and high dust concentration, the invention has the advantages that high difficulty in detecting and eliminating CAN bus communication fault of electrobath control device series during aluminum electrolysis is effectively solved; the method is applicable for YFC-99 intelligent aluminum electrolysis fuzzy controller as well as any control system using CAN bus for communication.

本发明方法为在强磁场、高温、高粉尘浓度的恶劣环境中出现的CAN总线通讯故障提供了必要的检测手段，有效解决了铝电解生产现场槽控机系列CAN总线通讯故障的判断和处理难度大的问题。本发明适用于YFC-99型铝电解智能模糊控制机，也可适用于所有以CAN总线为通讯方式的任何控制系统。

The test results show that the misfire malfunction simulation device can run reliably and have an apparent influence on the engine crankshaft instantaneous speed fluctuation.

实验结果表明，失火故障模拟装置运行可靠，通过对发动机瞬时转速波动的诊断能够有效地检测失火故障。

Based on OBDII standard,some key application technologies used for the system,such as network communication protocol,off-board communication standards,have been analyzed and the analysis of the development trend of the on-board diagnosis system is made.

车载自诊断方法是现代汽车电控系统故障诊断的一种重要方法，它能连续不断地检测有关系统的故障。

Experiment were carried out to validate the performance of this method, which used a rolling bearing with incipient fault on outer raceway.

运用上述方法对具有外环故障的滚动轴承进行了实验研究并成功地实现了滚动轴承外环故障的检测。

The method is applied to sodium pump, Simulation results have shown'the better capability for detecting faults.

经过快堆钠泵的故障仿真，证明该方法能够较迅速地、自适应地检测出系统的故障。

And it emphasized on testing single-phase to ground of power system with floating neutral and separating fault of distribute.

本文讨论了配电网架空线路三相、相间以及单相接地故障的特点，重点讨论了小电流系统单相接地故障的检测。

The Goto function, failure function and output function are established and the model achieves fast and exact fault diagnosis by using dendriform finite state automata.

通过对实际的机车信号检测记录仪记录的数据进行故障诊断实验，表明该模型在机车信号故障诊断中的有效性。

In view of problems of incomplete kind and low reliability of protection of mine belt conveyor, the paper designed an integrated protection system of belt conveyor, analyzed common faults of belt conveyor, introduced hardware structure and software design of the system, identified measuring methods of belt faults of speed, temperature, fog and disalignment.

针对现有大型矿井胶带输送机保护种类不全、可靠性低等问题，设计了一种胶带输送机综合保护系统，分析了胶带输送机的常见故障类型，介绍了系统的硬件结构和软件设计，确定了胶带速度、温度、烟雾、跑偏等故障的检测方法。

Analyzing the concentrations of these byproducts, which can be determinated when the electric equipment is electriferous, is an effective method to judge the internal condition of Gas Insulated Switchgear.

检测SF6 分解产物（可在设备带电状态下进行）是诊断SF6 气体绝缘设备内部运行情况的一个强有力的手段，据此可判断设备是否故障，并确定故障的具体部位，近年来已有不少成功案例。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。