In 2005 , our engineers take the lead in using intelligentize battery administer & smt technics art , designed te hardcore of the sunshine series emergency light , which to prolong battery life & circuit security 2005年，久远求实公司的工程师们率先利用智能化电池管理和smt工艺技术，开发设计了“阳光”系列应急照明灯具的核心部分，延长了电池的使用寿命和增加了电路运行的可靠性。
Recently , with the development of the domestic electric power system , the scale of electric power system expands greatly , become more and more huge and complex . thus , higher dependability and efficiency of electric power are required 近年来,我国加快了电网建设发展步伐,电力系统规模将进一步扩大、越来越庞大复杂,这对加强电力系统运行的可靠性,提高电力系统运行效率提出了更高的要求。
The shortage of this kind of system is that the mechanical frictional waste and noises are n ' t neglectable . this results in the low efficiency and the short life of the equipment so that it ca n ' t guarantee the reliability of the system for long term running 过去，物流传输系统由旋转电机驱动，其缺点是机械磨损和噪音较大，这使得设备的效率不高，使用年限不长，无法保证系统长期运行的可靠性。
Combined diesel or gas turbine ( codog ) power plant is one of the key devices in main naval ships , the credible working is very important , meanwhile its maneuverability decides the ship " s one , which is also one important index of the general performances 柴-燃联合( codog )动力装置是大中型水面舰船的核心设备之一，运行的可靠性是至关重要的，同时其机动性又决定了舰船的机动性，也是总体性能的一个重要指标。
Equipment maintenance is a very important operation of power system . the scientific , rational and practical maintenance schedules are helpful to improve the stability of the power system and the modernization level and profit efficiency of the enterprises 电网设备检修是电力系统运行中一项十分重要的内容，科学、合理、实用的检修计划有利于提高电力系统运行的可靠性，能够提高企业的现代化管理水平和效益。
Equipment maintenance is a very import part of power system operation . the scientific , rational and practical maintenance schedules are helpful to improve the stability of the power system operation and improve the modernization level and profit efficiency of the enterprises 电网设备检修是电力系统运行中一项十分重要的内容，科学、合理、实用的检修计划有利于提高电力系统运行的可靠性，能够提高企业的现代化管理水平和效益。
The unit maintenance scheduling is a part of the digitalized management system in power supply system . the scientific , rational and practical maintenance schedules are helpful to improve the stability of the power system operation and improve the modernization level and profit efficiency of the enterprises 供电检修计划是供电系统数字化管理系统的组成部分，科学、合理、实用的检修计划有利于提高电力系统运行的可靠性，能够提高企业的现代化管理水平和效益。
When refrigeration in this temperature range is realized by using single stage refrigerator with mixed refrigerant , not only the structure of the refrigerator is simplified , thus the operation reliability of the refrigerator is increased , but also the refrigerator can operate with a higher thermodynamic efficiency than that of conventional ones 采用单级压缩的混合工质制冷机进行该温区的深度制冷，不但可以使制冷机的结构得到简化，提高制冷机运行的可靠性，而且还可以获得更高的热力学效率。
The research works are shown mainly as follows : 1 ) the actuality and outlook of on - line detecting and fault diagnosis technology of gases dissolved in oil are analysed deeply , and characteristics of insulation structure of power transformer , evaluation of operating reliability and the relationship between ordinary faults inside transformer and gases dissolved in transformer oil are studied too . analysing the purposes of detecting gases dissolved in transformer oil on - line , we can know that primary indexes to evaluate the technology of on - line detecting gases dissolved in transformer oil are reliability of system , accuracy of detected data , validity of diagnosis , automatization and price of systems 主要研究内容有： 1 )深入分析变压器油中多种溶解气体在线监测及故障诊断技术研究现状及应用前景，研究电力变压器绝缘结构特性、运行可靠性评估以及变压器内部常见故障与油中溶解气体对应关系，通过对在线监测变压器油中溶解气体的目的分析得出系统运行的可靠性、监测数据的正确性、诊断的有效性、系统的自动化程度、系统的价格等是综合评价变压器油中溶解气体在线监测技术的指标。
In order to realize the reliable control and safe operation and maintenance of ship power station , and enhance the automation degree of unmanned engine room , the thesis has designed a novel distributed ship power automation system ( network monitoring and management system ) which can increase the reliability and economic effect , using advanced industrial control technology , computer technology and network programming technology 为了实现船舶电站的可靠控制和安全运行管理，提高无人机舱的自动化程度，本文采用了先进的工业控制技术、计算机技术和网络编程技术，设计了一种新型的船舶电站自动化系统(网络型监控和管理系统) ，能提高电站运行的可靠性和经济效益。
