This system uses the means of distributing control and concentrating management . the remote terminal ( rt ) controls electrical loads , meanwhile the power system processor ( psp ) controls the whole electrical system . this power distribution system realizes effectively load automatic management 该系统采用分布式控制、集中式管理的策略,由各个远程终端( rt )控制电气负载,而由供电系统处理机( psp )负责整个电气系统的综合控制,有效地实现了负载的自动化管理。
The product is widely applied to telecommunication fitting exchanging equipments , telephone sets , cable televisions , computers , modem , various electronic , facilities , equipments , household electrical appliances , terminals of transmission units , electrical equipment and surge protection for power distribution system and so on . switching spark gaps have more extensive use 产品被广泛应用于电信装置交换设备电话机有线电视计算机调制解调器及各类电子设备仪器家用电器,传输装置终端,电气设备及配电系统电涌保护等方面,开关放电管主要用于点火装置,例如汽车氙气灯hid ,燃气炉具,照明灯具等。
Then , using recursive arithmetic calculated reliability indices for directory tree , the method was realized by vb program ; the other is a method of reliability evaluation by interval arithmetic , which is the use of interval arithmetic to evaluate reliability , and the computation theory is also given . during the calculation , interval number replaced the component " s parameter and it takes into consideration the uncertainty of all of the parameters . in the study of power distribution system configuration , a new configuration model is set up which takes into account simultaneously the losses minimization and system reliability , then improved genetic arithmetic is described detail and of advantage for solving this problem 在配电网可靠性评估的研究中,提出了两种实用的配电网可靠性评估方法:其一是利用网络分层和递归算法理论,使用高级语言进行程序设计,提出了一种基于vb编程的配电网可靠性评估方法,该方法通过程序实现了网络拓扑结构的分层等效和可靠性指标的递归计算,使整个计算过程得到了简化,并且界面窗口的可视化,使得评估过程便捷、形象;其二是提出了一种基于区间算法的配电网可靠性评估方法,该方法是一种利用区间理论计算配电系统可靠性的不确定性评估方法;文章给出了区间运算的原理;讨论了配电系统中区间数据的来源途径,并用区间数代替元件的可靠性参数,对辐射形配电网进行了可靠性评估。
Multithreading and message drive mechanism is applied to simulate the intercurrent and schedule of the multitask in power distribution system , which builds the foundation of the development based on real - time operation of the project . at the same time , the software deals with the real - time data by the means of memory database and uses the thread security class to maintain the data ' s integrity 利用windows的消息驱动和多线程机制模拟了配电系统中多任务的并发和调度过程,为课题在嵌入式实时操作系统下的开展打下了一定的基础;同时,对系统中大量实时数据则采用内存数据库管理方式,并利用线程安全类来保证读取数据的完整性。
Be familiar with hv , mv and lv power distribution systems and power factor correction study & harmonic analysis , ups and dc power systems , power fiscal metering , and all necessary calculations to one project including short circuit calculation and protective device coordination study , lightning protection calculation , generator power calculation etc 熟悉项目中的高、中、低压配电系统和功率因素补偿研究及谐波分析, ups和直流电气系统,功率计量,相关计算(包括短路计算和保护装置协调分析,照明保护计算,发电机功率计算等) 。