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The paper introduces the characteristics and performance of HGIS devices and their application in Bao'an Converter Station of GuiGuang II DC Project,and analyzes the abnormal condition that a 500 kV HGIS disconnector did not work correctly due to the difference between its framework and blueprint.Based on the analysis of the original blueprint,three design alternation schemes are presented and compared to compensate the mismatch,and the realization of a scheme in this station is discussed.In addition,some suggestions about design,commissioning and operation of an HGIS are proposed.

笔者首先简要介绍了HGIS设备的特点、性能以及国产500 kV HGIS开关设备在贵广II回直流工程宝安换流站的应用情况，接着分析了因隔离开关机构箱与设计图存在一些差别导致现场调试过程中出现隔离开关不能正常操作的情况，在分析原始设计图的设计原则的基础上，给出了3种设计变更方案及其优劣性对比，介绍了该站所选方案的具体实现情况，最后给出了在今后的HGIS设计、调试和运行过程中须注意的几点建议。

Such serial products as sensors and instruments to measure pressure, temperature and fuel, speed sensor, tanchometer, artimeter, gradometer, speedometer, combination meter, pressure switch, shift switch, temperature switch are successfully applied to China Heavy Truck, Chongqin Heavy Truck, Shanxi Automobile, Baotou North Benz Automobile, Chongqin Tiema, Anhui Kasbour Bus, Yangzhou Yaxin Benz Bus, Weifang Diesel ect, furthermore, we have developed and supplied in large quantity with a variety of sensors applied to Euro III diesel electronic ejection system.

公司生产的测量压力、温度及油量的传感器和仪表、车速传感器、转速表、高度表、坡度表、车速里程表、组合仪表、压力开关、位移开关、温度开关等系列产品已为中国重型汽车、重庆红岩重型汽车、陕西汽车制造厂、包头北方奔驰汽车、重庆铁马、安徽凯斯鲍尔客车、扬州亚星奔驰客车、潍坊柴油机等公司进行了多年的配套服务工作，此外，公司还开发了与欧Ⅲ排放标准柴油机电喷系统配套的各种传感器并已批量投放市场。

Microtherm – a strong partner in the design and production of innovative, high-technology and quality components for temperature and current regulation as well as in control and sensor technology for the industrial production of modern household appliances, electronics, electrical engineering, in the automotive industry and many other fields of application.

德国麦科泰姆有限公司是一家设计和生产一系列高品质的温度开关，电机热保护器，电流开关，恒温开关以及温度控制和传感器单元的高科技企业，本公司的产品符合欧美各相关认证。适合于各种家庭电器，电子器材，电气工程，汽车控制单元及各类型马达等领域。

Microtherm – a strong partner in the design and production of innovative, high-technology and quality components for temperature and current regulation as well as in control and sensor technology for the industrial production of modern household appliances, electronics, electrical engineering, in the automotive industry and many other fields of application.

商铺介绍：德国麦科泰姆有限公司（Microtherm GmbH，注册商标：MIC）是欧洲第一家开始设计和生产一系列高品质的温度开关，电流开关，恒温开关以及温度控制和传感器单元的高科技企业，本公司的产品符合欧美各相关认证（UL，CSA，VDE等）。

To overcome the inherent defect of higher cost, both smaller thermal and electrical stress of a power electronic device in a nonarcing hybrid electromagnetic switch, a novel detection technology was presented, which is isolated with electromagnetic switch completely and can obtain all information about transient process of the electromagnetic switch really.

为克服无弧混合型电磁开关中的电力电子器件固有的成本较高，热、电应力都较小的缺陷，提出了一种满足与电磁开关完全电气隔离的，能真实地获得电磁开关暂态变化信息的新型检测技术。

A compensatory voltage vector based overmodulation method for four-switch SVPWM was presented for improving the utilization ratio of the DC voltage.

指出四开关SVPWM最大线性调制比只有六开关时的一半，为提高直流电源电压的利用率，提出基于补偿电压矢量的四开关逆变器SVPWM过调制方法。

Multi-channel multistage rimfire gas switch has suitable structure that multi-gaps connected in series.

边缘点火多级多通道气体开关采用多间隙串联结构，有利于减小开关火花通道电阻、电感、击穿抖动和电极熔蚀，提高开关寿命和稳定性，在脉冲功率装置中得到了广泛应用。

Light curtain, Float level switch, Vibrating fork level limit switch,Rotating paddle level switch, Light tower, connector,pushbutton, indicator, senso...

光幕， 浮子式料位，音义料位开关，阻旋式料位开关，警示灯，接插件，按钮开关，。。。

Setting zero-current switching quasi-resonant SEPIC converter as example, it analyzing the switching mode of SEPIC converter in detail based on the instance of switches' on-off.

以零 电流开关准谐振 SEPIC 变换器为例，根据开关管的通断情况，详细分析了 SEPIC 变换器的开关模态。

In order to prevent the increase /decrease switch node from conglutinating, the increase/decrease switch will be locked by the procedure if the increase/decrease switch operates continuously over 3 seconds, revert the switch to unblock the lock command.

为了防止增减磁开关粘滞，如果连续增磁或减磁操作超过3秒钟，增减磁开关将被程序锁定，可反转开关解除锁定命令。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。