Gca silicon commutate battery charger are the ideal portable tools for charging , they are composed with the conditions of voltage dropping through rectifier transformer , then the bridge rectifying of rectification circuit . the output full - wave pulstin current charge the storage battery . the voltage changing composed with multiband switch . the outputcurrent can be adjusted . this kind of product used any moment onctarging anyplace Gca系列整流充电机是由整流变压器的降压，再经过流电路的桥式整流，输出全波脉动直流对电瓶进行充电，电压调速同多头波段开关组，输出流可以调节，该产品用任何需要补充充电的场所。
By analyzing the charging & discharging characteristics of accumulators , and by improving the hardware and control algorithm of the former chargers , this dissertation designes a high - power charger . the charger can not only charge accumulators with constant voltage and limited current , but also charge them intelligently . meanwhile , it is characteristic of over - voltage , over - current and overheat protection , self - recovery and automatic current - averaged in parallel 本论文通过对蓄电池的充、放电特性的分析以及对以往充电机硬件和控制算法两个方面的改善，设计了一种不仅能对蓄电池进行恒压限流充电，还可以进行智能充电，同时具有过压、过流、过热保护、自恢复功能和并联自动均流的大功率充电机。
Though it has complete technique and low price using that two method of rectifying , it also has many disadvantages . so , high frequency , high efficiency and small volume . a high - efficiency , high - power and energy - saving pwm storage battery charge and discharge system is presented in this paper 传统的充电机大多采用直接整流或晶闸管整流，虽然技术成熟、价格低廉，但存在许多缺点。为此本文针对实际需求，对pwm蓄电池充放电系统进行研究，设计了一种高效、高功率、节能的蓄电池充放电系统。
The construction of the charging station for beijing electric vehicle demonstration line was presided , from which a lot of experience was gained in charger design and testing , charging station power supply and charging system design , charging station monitoring system design and construction , function data analysis , etc 我单位主持完成了北京市电动汽车示范线充电站的建设任务，在充电机设计与测试、充电站供充电系统设计、充电站监控网络设计与建设、运行数据分析与处理方面积累了丰富的经验。
A control system combined superior and inferior , fuzzy controller and pid controller is applied to switching source charger . the comparison research improved the control quality of the system . the shortage of the traditional offline simulation is analyzed , and a new kind of way is suggested to study switching source charger by a digit and analog mixed system combined software and hardware 建立了高频开关电源充电机的非线性模型，分析了充电机控制系统的实现方式，将一种上位机和下位机、模糊控制与pid控制相结合的控制方式应用于充电机控制系统，并进行了对比仿真研究，有利于提高系统的控制质量；分析了传统离线仿真方法的不足，提出一种利用“软硬结合的数字模拟混合系统”来研究开关电源充电机的新思路，对于充电机控制系统的分析设计和快速实现具有重要意义。
Some of researchs of the dc source system are introduced in the thesis . the main contents are follows : firstly , a kind of dc source system based on the distributed system is given . secondly , the design and realization of the switching source charger with phase - shifted zero - voltage - switching converter is discussed particularly . then the analysis of the control system of the charger is processed and a way of current sharing composed of the droop method and the master - slave method based on the random switching of the master is givea thirdly , the design and realization of each measure and control unit isintroduced 本论文介绍了作者研究和开发直流电源系统的若干成果，主要有：给出了一种基于分布式架构的直流电源系统；详细介绍了全桥移相零电压软开关高频开关电源充电机的设计和实现过程，对充电机的控制实现过程进行了详细分析，提出一种输出阻抗法和主机随机转换的主从法相结合的均流方法；对直流电源监控系统各个前级测控单元的设计和实现进行了分析，重点介绍了蓄电池巡检单元、绝缘检测单元、母线调压单元的设计和实现过程；开发了一个基于组态软件构架的直流电源系统后台监控软件；最后介绍了在开关电源、通讯、单片机系统设计中采取的一些抗干扰措施。
Regarding the accumulator to start motive force urgency treating the maintenance with maintaining , our factory is for suiting the needs of society to swift and violent development and extensive use along with automobile , motorcycle as well as agriculture with the car , by way of the constantly improvement to the old style battery - charging unit , producing out " full active protection battery - charging unit of computer " , it has collected to fill and the all direction protection such as flows and joining versely etc in an organic whole , being compared with the ordinary battery - charging unit , it adopts the ring mould transformer of high quality high efficiency , possesses that to bear the weight the current strong , grows in service life etc the characteristic , can make the accumulator 2 - 3 lengthening life span times 随着汽车、摩托车以及农用车的迅猛发展和广泛应用，作为启动动力的电瓶急待维护和保养，我厂为适应社会的需要，通过对老式充电机的不断改进，生产出“电脑全自动保护充电机” ，它集过充、过流、反接等全方位保护于一体，与普通充电机相比，它采用优质高效的环型变压器，具有承载电流强，使用寿命长等特点，可使电瓶延长寿命2 - 3倍。
