保护设备

In MicroGrid if traditional synchronous generators were used as the main power support, the frequency of MicroGrid would fluctuate greatly during MicroGrid operated from isolated mode to grid-connected mode, and some distributed generations maybe were disconnected from the grid by low frequency relay.

如果选择微型燃气轮机作为微网的主要功率支撑手段，在微网从并网向孤网过渡过程中，系统频率波动较大，且部分分布式电源有可能在低频保护动作下与电网隔离，不利于微网的稳定运行；增加储能设备后，储能设备对于微网的稳定运行可发挥重要的作用。

Production equipment in place, all kinds of generic machine Taiwan 89, AC-DC welder and CO2 gas welding machine 100 sets of protection, the more advanced automatic and semi-automatic cutting equipment 15 sets, product quality assurance, the main products exported to Russia, Ukraine, Vietnam, Burma, Laos, Bangladesh, Thailand and Peru, Pakistan and other countries.

企业生产设备齐备，各类通用机床89台，交直流焊机和CO2气体保护焊机100台套，有较先进的自动和半自动切割设备15台套，产品质量有保证，主要产品远销俄罗斯、乌克兰、越南、缅甸、老挝、孟加拉、泰国和秘鲁、巴基斯坦等国家。

Ninghai County-Machine Tools Co., Ltd will be located in the East China Sea coast, at Ninghai County of Ningbo City bridge-zone and strategic location, convenient traffic, the company founded in 1992, over the years by the unremitting efforts of all staff, has now become a professional Production vehicles, motorcycles, the shock absorber system tools, metal stamping parts enterprise products, the company covers an area of 8,600 square meters and annual production capacity of 50 million yuan, with 16 million yuan in fixed assets, the company has modern factories and advanced standard equipment: 315 Tons of hydraulic presses and machine, punch 200 tons, 125 tons more than a punch, such as Taiwan, 63 tons and 40 tons of press, and so on more than 30 Taiwan, Taiwan more than 10 milling machines, automatic tapping machine and manually tapping machine more than 10 Taiwan, automatic drilling And manual drill more than 10 Taiwan, CA6140 lathes, grinders, radial drilling machine, CO2 gas protection welder, spot welding, and so more than 10 Taiwan, more than 60 meters lathe Taiwan, the company focus on new product technology development, equipment updates.

宁海县必强机械工具有限公司地处东海之滨，位于宁波市宁海县桥头胡开发区内，地理位置优越，交通便捷，公司创建于1992年，多年来经全体员工不懈努力，现已成为一家专业生产汽车，摩托车，减震器系统工具，金属制品冲压件企业，公司占地面积8600平方米，年生产能力5000万元，拥有固定资产1600万元，公司拥有现代化标准厂房和先进设备，：315吨冲床及液压机，200吨冲床，125吨冲床等十余台，63吨及40吨冲床等三十余台，铣床十余台，自动攻丝机及手动攻丝机十余台，自动钻床及手动钻床十余台，CA6140车床，磨床，摇臂钻床，CO2气体保护焊机，点焊机等十余台，仪表车床六十余台，公司注重新产品技术的开发，设备的更新。

Germany has high accuracy, the United States Hai-bao MICOEDGE Series BODA CNC System CNC flame / plasma cutting machine, the United States a world-class CO2 gas shielded welder Miller, the Netherlands Delem two-dimensional numerical control system of Canada°love grams NC machine, CNC Bending Machine, Germany stamping TOX connect equipment, as well as CNC lathes and large gantry milling and other metal components of a set of advanced processing equipment.

公司拥有德国高精度、美国海宝MICOEDGE数控系统的BODA系列数控火焰/等离子切割机、世界一流的美国米勒CO2气体保护焊机、荷兰Delem二维数控系统的加拿大爱克数控剪板机、数控折弯机、德国TOX的冲压连接设备，以及数控车床和大型龙门铣等一整套先进的金属构件加工设备。

Was founded in the twentieth century the eighties, is the production of CO2 gas shielded welding torch, welding machine, wire feeder, such as welding equipment and accessories business professional.

任丘市志远焊接设备有限公司始建于二十世纪八十年代，是生产CO2气体保护焊枪、焊机、送丝机等焊接设备及配件的专业化企业。

In software part, it introduces the development environment, software architecture and uClinux; then it details the implementation of the main device drivers such as LCD and I2C under |j.Clinux; and then it introduces an approach to protect the data, analyzes the mechanism of the implementation of YAFFS, and completes the porting of the file system, it also discusses how to handle the system when power is off illegally; at last it introduces FCR's application software.

软件部分，首先介绍了开发环境、软件的系统结构和μClinux；接着具体设计并实现了系统的几个主要设备的驱动程序，如LCD和I~2C；然后介绍了软件对于数据保护的处理方法，其中详细分析了文件系统YAFFS的实现机制，并完成了对它的移植，同时介绍了对系统断电保护的处理方法：最后介绍了应用程序的设计和实现。

The pilot circuit of underground motor control systems in common use is analyzed and the problems existed in the circuits such as self starting and un intrinsically safety,are pointed out in this paper.

引言随着我国煤矿自动化程度的提高，越来越多的煤矿机电设备需要采用微机对其进行控制和保护，但井下特殊环境对微机保护系统提出了严格的要求。

By comparing properties with graphite-anode,high silicon cast iron anode,lead-silver anode,platinized anode and mixed metal oxide anode,we considered that the mixed metal oxide anode is the most ideal and advanced auxiliary anode material.

目前，外加电流阴极保护技术已广泛应用于地下储罐、钢筋混凝土、船舶、桥梁、化工设备等许多结构的防腐。2阴极保护用阳极的比较和分析2.1牺牲阳极牺牲阳极保护法是指在腐蚀

Based on the principle of "Giving first place to safety and laying stress on prevention" and requirements of power safety production, the whole-process safety identification system was established with emphasis on the key points of protection device checking, electrical equipment maintenance, preventive tests, and safety-related operational work. The system is expected to ensure safety of site operation of 500kV substations and prevent happening of faults due to operational and managerial peccancies.

阐述坚持&安全第一，预防为主&的原则，按照现有电力安全生产的各项措施要求，针对500kV变电站内保护装置校验、电气设备检修、预防性试验及运行操作中涉及安全的关键节点，从作业准备、实施到结束，全过程地建立安全鉴证制度，确保500kV变电站现场作业安全，遏制各类行为性违章和管理性违章造成的人身、电网、设备事故的发生。

AIDA sales in Japan of high-speed punch punch DOBBY full high-speed punch, punch surrounding equipment, materials leveling machine for heavy material plane terminal plane closed feeder feeder feeder wheel light aircraft NC roller feeder Materials Rack and leveling plate straightening machine rivet machine Machine desktop computer 3T 5T precision punch die point detection under the mold protection device microcomputer photoelectric hand smoke machine horizontal light control waste collection feeder surrounding equipment such as punch!

销售日本AIDA冲床 DOBBY高速冲床通力高速冲床，冲床周边设备，材料整平机重型材料架端子收料机平面送料机滚轮送料机轻型材料架 NC滚轮送料机料架兼整平机厚板矫正机铆钉机桌上型精密冲床3T 5T 电脑下死点检出微电脑模具保护装置光电护手吸废料机卧式光控收料机等冲床周边设备！

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。