电气系统

This paper describes the development of urban rail traffic and its significance and the necessity of electric braking. Air brake system and focuses on the analysis, the choice of the braking system, the structure and principles of pneumatic braking system. Finally, the prospect of urban rail transport vehicle braking system developments.

本文阐述了城市轨道交通及其发展的意义，分析了电气制动及其研究的必要性，并着重对空气制动系统进行了分析，分析了制动系统的选择、气动制动系统的结构及原理，最后展望了我国城市轨道交通车辆制动系统的发展趋势。

The three-ply, five-ply, seven-ply, and multi-function corrugated cardboard production line mainly consist of the following equipment; Mill Roll Stand, Surface Paper Preheater , Single Facer, Conveying Span Bridge, Glue Application Machine, Double Facer, Slitter Scorer, Cut-off, Conveyer and Stacker, Heating System, Air compression system and Glue Making System, etc.

主要由纸架、面纸预热器、单面瓦楞机、天桥输送机、涂胶机、双面机、纵切压线机、横切机、堆码机以及加热系统、空气压缩系统、制胶系统、电气控制系统等主要设备组成。

Secondly, its deep research and design is finished about some key technologies of the software for the system. These include the high capability of multi-layer database system, the software of intellectualized electrical simulation drawing, the interlinkage and the real time data exchange of the heterology system, the data exchange with external and the share platform base on web pattern, and the software of system supervising. The software platform is made to fell in with system demand on the basis of current developmental tendency of technique.

其次，对变电站综合自动化中的一些软件关键技术进行深入的研究和开发，这些关键技术包括：高性能多层数据库体系、智能化电气模拟图绘制软件、异构系统互连与实时数据交换、基于web模式的对外信息交换与共享平台、系统安全防护软件，结合目前技术发展的趋势和本系统的实际需求，研制出符合系统要求的软件平台。

This system uses PLC in railway signal system as the core controller and it replaces the additional electric centralized control mode 、overcomes the disadvantages such as hugeness、 low reliability .

该系统将可编程控制器用于铁路信号系统中并作为系统的核心控制器，取代了传统的电气集中控制方式，克服了其系统庞大﹑可靠性低的缺点。

Generated by lightning impulse testing system are used to test many kinds of electrical devices and insulation materials,such as SPD,lightning arrester,etc.

0引言雷电冲击测试系统广泛应用于电力系统、通信系统、邮电系统、输变电设备和电子元件生产企业以及铁道部门等，其产生的冲击电压(1.2/50μs等波形)、冲击电流(4/10、8/20、10/350、10/1000μs等波形)用于对诸多电气设备和绝缘材料，如SPD、避雷器等进行雷电冲击试验，也可以进行冲击联合试验等科学试验。

This paper based on the author's practical development experiences, details some important elements desiring consideration in the dual-processors mobile terminal system integration in physical layer such as how to choose the system architecture,how to inter-connect so many chips with perfect power group organization and interface power level deployment and also some basic low-level communication protocols between master processor and co-processor or other blocks.

本论文基于作者在移动终端研发领域的实际开发经验，详细的阐述和探讨了双处理器架构移动终端系统物理层集成时要考虑的很多因素，如系统架构的选择，芯片互联时的一系列物理层通信协议，芯片互联时电气特性的匹配要求和系统电源系统的配置等问题，其中互连协议是很关键的因素。

The main products TQSW no local place-frequency electrical impulse voltage testing transformer test sets of series resonant frequency generator unit test transformer dry-type high-voltage testing transformer the ball-gap discharge frequency divider DC High-frequency DC generator, generator, inverter-current multi-function grounding impedance test system-current generator (up-flow device) performance of an integrated test bed Transformer Partial Discharge Detector mechanical properties of high-voltage switches Vacuum Tester Tester Tester Loop Resistance transformer capacity Tester-Load Switching Test Transformer tumor resistance measurement Transformer turns ratio tester tester MOA group tester insulating oil dielectric strength tester transformer loss parameter Intelligent Tester transformer loss-line parameter tester frequency interference dielectric loss dielectric loss tester anti-interference relay tester Ground Yin Xiaxian conduction tester cable fault tester tester tester generator rotor impedance large Grounding Resistance Tester Tester transformer features an integrated micro-moisture meter aperture automatic flash point tester Automatic Closed flash point detector vacuum oil filter boots pressure test device (automatic, semi-automatic) nuclear phase Instrument Series wireless digital core Instrument security tools relative to the mechanical properties testing machine clamp grounding resistance of grounding resistance measuring instrument digital megger digital high-voltage insulation resistance tester and a scalable high-altitude test tools, digital dual-phase volt-ampere facade sequence table clamp Three-phase Power Parameters Tester Calibrator lightning strike counter dedicated test wire, clamping insulation boards, pipe, cable tray mats polyimide film conductor line busbar electric appliances

扬州市苏博电气有限公司扬州市苏博电气有限公司主要产品有TQSW无局部放电工频试验变压器冲击电压发生器变频串联谐振试验成套装置试验变压器干式试验变压器高压分压器放电球隙中频直流发生器高频直流发生器变频大电流多功能接地阻抗测试系统大电流发生器变压器性能综合测试台局部放电检测仪高压开关机械特性测试仪真空度测试仪回路电阻测试仪变压器容量测试仪变压器有载开关测试仪变压器肿瘤电阻测试仪变压器变比组别测试仪氧化锌避雷器测试仪绝缘油介电强度测试仪变压器损耗参数智能测试仪变压器损耗线路参数综合测试仪变频抗干扰介质损耗测试仪抗干扰介质损耗测试仪继电保护测试仪接地引下线导通测试仪电缆故障测试仪发电机转子交流阻抗测试仪大型地网接地电阻测试仪互感器特性综合测试仪微量水分测定仪开口闪点全自动测定仪闭口闪点全自动测定仪真空滤油机绝缘靴耐压试验装置核相仪系列无线数字核相仪安全工具力学性能试验机钳形接地电阻仪接地电阻测量仪数字兆欧表数字高压绝缘电阻测试仪可伸缩高空测试工具数字双钳相位伏安表相序表三相电力参数测试仪雷击计数器校验仪专用测试导线，钳绝缘板，管，垫聚酰亚胺薄膜电缆桥架滑触线母线槽电热电器

Electrician Cheng checks and accept a standard: Switch of leakage of electricity is installed it is correct, normal to use; The installation of electric parts of an apparatus, equipment is secured should firm, level off; Experiment of electric equipment electrify, lamps and lanterns tries bright reach lamps and lanterns to control function good; The exterior of parts of an apparatus such as box of switch, electrical outlet, terminal is in good condition, insulation parts of an apparatus is flawless, installation is firm, smooth, installation means accords with a regulation; The switch of paratactic installation, electrical outlet the deviation of terminal box, the clearance of periphery of the face plate of box of dark outfit switch, electrical outlet, terminal, box accords with a regulation; Authority of function of weak cable system is complete, satisfy use requirement, implemental installation is firm, smooth.

电气工程验收标准：漏电开关安装正确、使用正常；电气器件、设备的安装固定应牢固、平整；电器通电试验、灯具试亮及灯具控制性能良好；开关、插座、终端盒等器件外观完好，绝缘器件无裂纹，安装牢固、平正，安装方式符合规定；并列安装的开关、插座终端盒的偏差，暗装开关、插座、终端盒的面板、盒周边的间隙符合规定；弱电系统功能权齐全，满足使用要求，器具安装牢固、平正。

The basic orientation of this auditing system and the database of fire protection law about high-rise building is established. And the problem how to audit the building fire design with the fire protection law is solved. Evacuation, fire water supply, smoke-preventing and fire power supply can be auditing in this system. On the base of this improvement, the mathematical result of the smoke-preventing air curtain is gained by using its mathematical mode.

本文对建筑防火设计审核系统的功能需求、系统设计、系统开发等基本问题进行了探讨，确立了系统的基本定位，建立了高层建筑的防火设计消防法规数据库，可对相应建筑的防火间距以及相应的消防法规进行查询，并解决了如何采用对照法规方法对建筑的防火设计进行审核的问题，可对建筑的消防布局、疏散距离、消防给水、防排烟系统和消防电气进行建筑防火设计审核。

Construction machinery, construction materials, plumbing equipment, ceramics, stone, modified materials, construction chemical additives, coatings, paint, floor and carpet, wallpaper and wall mosaics, window materials, items shed and roof materials, glass, metal construction, plumbing equipment, sanitary ware, windows, metal accessories, valves, fasteners, standard parts, nails screen, heating facilities, air conditioning and ventilation systems, heating, electrical facilities, lighting systems, water systems and equipment, refrigeration systems, bathroom facilities, kitchen utensils, construction products and the structure of the roof, engineering Network, fire safety systems, building technology.

建筑机械、建筑材料、管道设备、陶瓷、石材、修饰材料、建筑化学附加剂、涂料、油漆，地板与地毯、墙纸及墙板镶嵌等、门窗材料、项棚和房顶材料、玻璃、建筑五金、水暖器材、洁具、门窗、五金配件、阀门、紧固件、标准件、钉丝网、采暖设施、空调和通风系统、供热技术，电气设施、照明系统、水系统和设备、制冷系统、卫浴设施、厨具、建筑制品和结构，屋顶、工程管网、防火安全系统、建筑技术等。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。