<span style=\"FONT-FAMILY: 宋体;\">上海日行电气有限公司消费的直流高压发作器远销国内外,不断在国际市场上畅销不衰,屡次取得另外国际上多项改范畴的技术荣誉,不断是国内供电部门的协作企业,曾树立起屡次直流高压发作器展览,并取得了同行业分歧好评。上海日行电气有限公司不断把直流高压发作器的科研和技术创新放在xx,在技术创新方面投入比列不断攀升。上海日行电气有限公司xx直流高压发作器研讨热潮,xx直流高压发作器{zxj}技术,不时的进取和创新。上海日行电气有限公司为了在技术创新获得打破,采取了多项措施,先后与国民外xx学府技术协作交流,引进人才战略和扩容并肩等等,不时的从战略到理论,从技术到产品,从产品到客户,全方位,多角度的xx直流高压发作器消费销售的前沿。 <span style=\"FONT-FAMILY: 宋体;\">上海日行电气有限公司的直流高压发作器产品技术参数: <span style=\"FONT-FAMILY: 宋体;\">一<span style=\"font-family:Times New Roman;\">. <span style=\"FONT-FAMILY: 宋体;\">技术指标及运用条件 <span style=\"font-family:Times New Roman;\"> 1. <span style=\"FONT-FAMILY: 宋体;\">技术条件 <span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">电源:<span style=\"font-family:Times New Roman;\">AC220V±10%<span style=\"FONT-FAMILY: 宋体;\">,<span style=\"font-family:Times New Roman;\">50Hz±1% <span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">输出电压指示精度:<span style=\"font-family:Times New Roman;\"><1<span style=\"FONT-FAMILY: 宋体;\">级 <span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">输出电流指示精度:<span style=\"font-family:Times New Roman;\"><1<span style=\"FONT-FAMILY: 宋体;\">级 <span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">纹波系数:≤<span style=\"font-family:Times New Roman;\">0.5% <span style=\"font-family:Times New Roman;\"> 0.75<span style=\"FONT-FAMILY: 宋体;\">倍输出电压指示精度:<span style=\"font-family:Times New Roman;\"><1<span style=\"FONT-FAMILY: 宋体;\">级,带锁存 <span style=\"font-family:Times New Roman;\"> 2. <span style=\"FONT-FAMILY: 宋体;\">运用条件 <span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">相对湿度:<span style=\"font-family:Times New Roman;\">25<span style=\"FONT-FAMILY: 宋体;\">℃<span style=\"FONT-FAMILY: 宋体;\">时不大于<span style=\"font-family:Times New Roman;\">85%<span style=\"FONT-FAMILY: 宋体;\">,无凝露 <span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">工作方式:连续运用<span style=\"font-family:Times New Roman;\">30<span style=\"FONT-FAMILY: 宋体;\">分钟 <span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">环境温度:<span style=\"font-family:Times New Roman;\">- 10 <span style=\"font-family:Times New Roman;\">40<span style=\"FONT-FAMILY: 宋体;\">℃ <span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">海拔高度:<span style=\"font-family:Times New Roman;\">1500m<span style=\"FONT-FAMILY: 宋体;\">以下 <span style=\"font-family:Times New Roman;\"> 3. <span style=\"FONT-FAMILY: 宋体;\">维护功用 <span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">内部过压维护<span style=\"font-family:Times New Roman;\">, <span style=\"FONT-FAMILY: 宋体;\">内部过流维护 <span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">外部过压维护<span style=\"font-family:Times New Roman;\">(<span style=\"FONT-FAMILY: 宋体;\">维护电压可整定<span style=\"font-family:Times New Roman;\">), <span style=\"FONT-FAMILY: 宋体;\">外部过流维护或击穿维护 <span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">内部功率维护 <span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">非零点启动维护 <span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">定时声讯报警 <span style=\"font-family:Times New Roman;font-size:small;\"> <span style=\"FONT-FAMILY: 宋体;\">额定输出直流电压(<span style=\"font-family:Times New Roman;\">kV<span style=\"FONT-FAMILY: 宋体;\">)<span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">额定输出直流电流(<span style=\"font-family:Times New Roman;\">mA<span style=\"FONT-FAMILY: 宋体;\">)<span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">额定输出功率(<span style=\"font-family:Times New Roman;\">W<span style=\"FONT-FAMILY: 宋体;\">)<span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">倍压箱高度(<span style=\"font-family:Times New Roman;\">m<span style=\"FONT-FAMILY: 宋体;\">)<span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">重量(<span style=\"font-family:Times New Roman;\">kg<span style=\"FONT-FAMILY: 宋体;\">) <span style=\"font-family:Times New Roman;font-size:small;\">ZGF-60 60 2 120 0.5 16 <span style=\"font-family:Times New Roman;\"> 60 5 300 0.5 <span style=\"font-family:Times New Roman;\"> 60 10 600 0.5 <span style=\"font-family:Times New Roman;font-size:small;\">ZGF-120 120 2 240 0.8 20 <span style=\"font-family:Times New Roman;\"> 120 5 600 0.8 <span style=\"font-family:Times New Roman;\"> 120 10 1200 0.8 <span style=\"font-family:Times New Roman;font-size:small;\">ZGF-200 200 2 400 1.2 26 <span style=\"font-family:Times New Roman;\"> 200 5 1000 1.2 <span style=\"font-family:Times New Roman;\"> 200 10 2000 1.2 <span style=\"FONT-FAMILY: 宋体;\">二<span style=\"font-family:Times New Roman;\">. <span style=\"FONT-FAMILY: 宋体;\">原理框图 <span style=\"font-family:Times New Roman;\">ZGF<span style=\"FONT-FAMILY: 宋体;\">数字式直流高压发作器应用{zx1}电力电子技术,采用先进的<span style=\"font-family:Times New Roman;\">PWM<span style=\"FONT-FAMILY: 宋体;\">调制技术及大功率<span style=\"font-family:Times New Roman;\">MOSFET<span style=\"FONT-FAMILY: 宋体;\">器件,经过中频倍压整流而成;该发作用具有纹波系数小、输出稳定牢靠,体积小、重量轻的特性,且具有牢靠、灵活的内部维护功用,其原理框图如图<span style=\"font-family:Times New Roman;\">1<span style=\"FONT-FAMILY: 宋体;\">所示。 <span style=\"font-family:Times New Roman;font-size:small;\"> <span style=\"FONT-FAMILY: 宋体;\">图<span style=\"font-family:Times New Roman;\">1. <span style=\"FONT-FAMILY: 宋体;\">原理框图 <span style=\"FONT-FAMILY: 宋体;\">三<span style=\"font-family:Times New Roman;\">. <span style=\"FONT-FAMILY: 宋体;\">面板阐明 <span style=\"font-family:Times New Roman;\">ZGF<span style=\"FONT-FAMILY: 宋体;\">数字式直流高压发作器由控制箱和倍压安装两局部组成,其控制面板布置如图<span style=\"font-family:Times New Roman;\">2<span style=\"FONT-FAMILY: 宋体;\">所示。 <span style=\"font-family:Times New Roman;font-size:small;\"> <span style=\"FONT-FAMILY: 宋体;\">图<span style=\"font-family:Times New Roman;\">2. <span style=\"FONT-FAMILY: 宋体;\">面板布置图 <span style=\"font-family:Times New Roman;font-size:small;\"> <span style=\"font-family:Times New Roman;font-size:small;\"> <span style=\"font-family:Times New Roman;\">1. <span style=\"FONT-FAMILY: 宋体;\">电流显现表<span style=\"font-family:Times New Roman;\"> 2. <span style=\"FONT-FAMILY: 宋体;\">电压显现表 <span style=\"font-family:Times New Roman;\">3. 0.75<span style=\"FONT-FAMILY: 宋体;\">倍电压显现表<span style=\"font-family:Times New Roman;\"> 4. <span style=\"FONT-FAMILY: 宋体;\">“过流”指示灯 <span style=\"font-family:Times New Roman;\">5. <span style=\"FONT-FAMILY: 宋体;\">“过压”指示灯<span style=\"font-family:Times New Roman;\"> 6. 0.75<span style=\"FONT-FAMILY: 宋体;\">倍电压锁存按键 <span style=\"font-family:Times New Roman;\">7. <span style=\"FONT-FAMILY: 宋体;\">接地接线柱<span style=\"font-family:Times New Roman;\"> 8. <span style=\"FONT-FAMILY: 宋体;\">输出插座 <span style=\"font-family:Times New Roman;\">9. <span style=\"FONT-FAMILY: 宋体;\">“高压分”指示灯<span style=\"font-family:Times New Roman;\"> 10. <span style=\"FONT-FAMILY: 宋体;\">“高压分”<span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">按键 <span style=\"font-family:Times New Roman;\">11. <span style=\"FONT-FAMILY: 宋体;\">“高压合”指示灯<span style=\"font-family:Times New Roman;\"> 12. <span style=\"FONT-FAMILY: 宋体;\">“高压合”按键 <span style=\"font-family:Times New Roman;\">13. <span style=\"FONT-FAMILY: 宋体;\">电流整定旋钮<span style=\"font-family:Times New Roman;\"> 14. <span style=\"FONT-FAMILY: 宋体;\">时间继电器 <span style=\"font-family:Times New Roman;\">15. <span style=\"FONT-FAMILY: 宋体;\">电压整定旋钮<span style=\"font-family:Times New Roman;\"> 16. <span style=\"FONT-FAMILY: 宋体;\">电压调理 <span style=\"font-family:Times New Roman;\">17. <span style=\"FONT-FAMILY: 宋体;\">定时开按键<span style=\"font-family:Times New Roman;\"> 18. <span style=\"FONT-FAMILY: 宋体;\">电源插座 <span style=\"font-family:Times New Roman;\">19. <span style=\"FONT-FAMILY: 宋体;\">电源开关<span style=\"font-family:Times New Roman;\"> <span style=\"font-family:Times New Roman;font-size:small;\"> <span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">四<span style=\"font-family:Times New Roman;\">. <span style=\"FONT-FAMILY: 宋体;\">高压倍压箱阐明 <span style=\"font-family:Times New Roman;font-size:small;\"> <span style=\"font-family:Times New Roman;font-size:small;\"> <span style=\"font-family:Times New Roman;\">1<span style=\"FONT-FAMILY: 宋体;\">.<span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">顶帽 <span style=\"font-family:Times New Roman;\">2<span style=\"FONT-FAMILY: 宋体;\">.<span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">均压环 <span style=\"font-family:Times New Roman;\">3<span style=\"FONT-FAMILY: 宋体;\">.<span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">倍压筒 <span style=\"font-family:Times New Roman;\">4<span style=\"FONT-FAMILY: 宋体;\">.<span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">机箱 <span style=\"font-family:Times New Roman;\">5<span style=\"FONT-FAMILY: 宋体;\">.<span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">接地柱 <span style=\"font-family:Times New Roman;\">6<span style=\"FONT-FAMILY: 宋体;\">.<span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">信号输入插座 <span style=\"font-family:Times New Roman;\">7<span style=\"FONT-FAMILY: 宋体;\">.<span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">丈量输出插座 <span style=\"font-family:Times New Roman;font-size:small;\"> <span style=\"font-family:Times New Roman;font-size:small;\"> <span style=\"font-family:Times New Roman;font-size:small;\"> <span style=\"FONT-FAMILY: 宋体;\">五<span style=\"font-family:Times New Roman;\">. <span style=\"FONT-FAMILY: 宋体;\">操作办法及步骤 <span style=\"font-family:Times New Roman;\">1. <span style=\"FONT-FAMILY: 宋体;\">操作前准备 <span style=\"FONT-FAMILY: 宋体;\">将控制箱的输出电缆插座与倍压安装电缆插座用专用电缆衔接好,运用前检查其完好性,联接电缆不应有短路和断路;倍压筒应无凝露现象;用<span style=\"font-family:Times New Roman;\">2.5mm2<span style=\"FONT-FAMILY: 宋体;\">以上的铜线将控制箱接地与倍压安装接地端衔接起来并牢靠接地。 <span style=\"font-family:Times New Roman;\">2. <span style=\"FONT-FAMILY: 宋体;\">操作过程 <span style=\"FONT-FAMILY: 宋体;\">(<span style=\"font-family:Times New Roman;\">1<span style=\"FONT-FAMILY: 宋体;\">)<span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">在高压输出端子和地接线柱之间接入试品。 <span style=\"FONT-FAMILY: 宋体;\">(<span style=\"font-family:Times New Roman;\">2<span style=\"FONT-FAMILY: 宋体;\">)<span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">插上电源线,翻开电源开关<span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">,“高压分”指示灯(绿色)亮,“高压合”指示灯(红色)灭;电压显现表及电流显现表<span style=\"font-family:Times New Roman;\">,<span style=\"FONT-FAMILY: 宋体;\">以及<span style=\"font-family:Times New Roman;\">0.75<span style=\"FONT-FAMILY: 宋体;\">倍电压显现表显现均为零值。 <span style=\"FONT-FAMILY: 宋体;\">(<span style=\"font-family:Times New Roman;\">3<span style=\"FONT-FAMILY: 宋体;\">)<span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">将电压、电流整定旋扭顺时针旋到底<span style=\"font-family:Times New Roman;\">,<span style=\"FONT-FAMILY: 宋体;\">电压调理旋扭逆时针旋到零位。(注:电压调理旋扭不在零位,无法启动“高压合”按键) <span style=\"FONT-FAMILY: 宋体;\">(<span style=\"font-family:Times New Roman;\">4<span style=\"FONT-FAMILY: 宋体;\">)<span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">轻按“高压合”按键,“高压合”指示灯(红色)亮,迟缓调理电压调理旋钮到所需电压值停止测试。测试时电压显现表指示实验电压值,单位为<span style=\"font-family:Times New Roman;\">kV<span style=\"FONT-FAMILY: 宋体;\">;<span style=\"font-family:Times New Roman;\">0.75<span style=\"FONT-FAMILY: 宋体;\">倍电压显现表<span style=\"font-family:Times New Roman;\">11<span style=\"FONT-FAMILY: 宋体;\">指示实验电压值的<span style=\"font-family:Times New Roman;\">75<span style=\"FONT-FAMILY: 宋体;\">%,单位位<span style=\"font-family:Times New Roman;\">kV<span style=\"FONT-FAMILY: 宋体;\">;电流显现表<span style=\"font-family:Times New Roman;\">7<span style=\"FONT-FAMILY: 宋体;\">指示实验电流值,单位为<span style=\"font-family:Times New Roman;\">uA<span style=\"FONT-FAMILY: 宋体;\">。 <span style=\"FONT-FAMILY: 宋体;\">(<span style=\"font-family:Times New Roman;\">5<span style=\"FONT-FAMILY: 宋体;\">)<span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">在试品测试过程中按下<span style=\"font-family:Times New Roman;\">0.75<span style=\"FONT-FAMILY: 宋体;\">倍电压显现锁存按键,则<span style=\"font-family:Times New Roman;\">0.75<span style=\"FONT-FAMILY: 宋体;\">倍电压显现表显现值锁定,维持显现值不便,这样在做氧化锌避雷器实验时很便当地可作为参考电压。 <span style=\"FONT-FAMILY: 宋体;\">(<span style=\"font-family:Times New Roman;\">6<span style=\"FONT-FAMILY: 宋体;\">)<span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">在任何时分按下定时开按键,则启动时间继电器,在记时抵达预设的时间时,蜂鸣器发出报警讯响,同时切断高压输出。 <span style=\"FONT-FAMILY: 宋体;\">(<span style=\"font-family:Times New Roman;\">7<span style=\"FONT-FAMILY: 宋体;\">)<span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">在实验过程中,假如负载电流超越仪器额定输出电流的<span style=\"font-family:Times New Roman;\">0<span style=\"FONT-FAMILY: 宋体;\">-<span style=\"font-family:Times New Roman;\">10<span style=\"FONT-FAMILY: 宋体;\">%时,“过流”指示灯亮,过流维护,避免损坏试品和仪器。 <span style=\"FONT-FAMILY: 宋体;\">(<span style=\"font-family:Times New Roman;\">8<span style=\"FONT-FAMILY: 宋体;\">)<span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">在实验过程中,假如实验电压超越仪器额定输出电压的<span style=\"font-family:Times New Roman;\">0<span style=\"FONT-FAMILY: 宋体;\">-<span style=\"font-family:Times New Roman;\">10<span style=\"FONT-FAMILY: 宋体;\">%时,“过压”指示灯亮,过维护,避免损坏试品和仪器。 <span style=\"FONT-FAMILY: 宋体;\">(<span style=\"font-family:Times New Roman;\">9<span style=\"FONT-FAMILY: 宋体;\">)<span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">实验完毕后,反时针调理电压调理旋钮旋到零位后,电压显现表迟缓回到零位。当三个显现表显现零值后,轻按“高压分”按键,此时“高压合”指示灯(红色)灭,“高压分”指示灯(绿色)亮,再关掉电源开关。 <span style=\"FONT-FAMILY: 宋体;\">(<span style=\"font-family:Times New Roman;\">10<span style=\"FONT-FAMILY: 宋体;\">)<span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">当被试品电容量很大时,电压调理旋钮旋到零位均调到零位后,输出电压显现表迟迟不能回零,则先按“高压分”按键,再关机。然后用放xx将试品放电,再撤除被试品接线。 <span style=\"font-family:Times New Roman;font-size:small;\"> <span style=\"font-family:Times New Roman;\">3. <span style=\"FONT-FAMILY: 宋体;\">维护的设定 <span style=\"FONT-FAMILY: 宋体;\">本仪器设置了过压维护,过流维护及内部功率维护,其中过压维护,过流维护可由外部人为设定,而功率维护在仪器出厂时已肯定,不能由外部肯定。 <span style=\"FONT-FAMILY: 宋体;\">(<span style=\"font-family:Times New Roman;\">1<span style=\"FONT-FAMILY: 宋体;\">)<span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">过压维护 <span style=\"FONT-FAMILY: 宋体;\">在实验时,假如不需求设定时,可将电压整定旋钮顺时针旋到{zd0},这时过压维护在超越额定输出电压动作,过压维护指示灯(黄色)亮。<span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">假如需求设定过压维护值时,在实验前,可先不接被试品,将电压整定旋钮顺时针旋到{zd0},然后按前述操作过程升压至所需电压值,再将电压整定旋钮逆时针旋到过压维护值时且过压维护指示灯(黄色)亮,此时过压维护值即设定。然后关掉电源开关,用接地棒将高压接地放电,接上试品即可实验,此时实验电压超越设定值时将自动切断高压,过压维护动作。 <span style=\"FONT-FAMILY: 宋体;\">(<span style=\"font-family:Times New Roman;\">2<span style=\"FONT-FAMILY: 宋体;\">)<span style=\"font-family:Times New Roman;\"> <span style=\"FONT-FAMILY: 宋体;\">过流维护 <span style=\"FONT-FAMILY: 宋体;\">在实验时,假如不需求设定时,可将电流整定旋钮顺时针旋到{zd0},这时过流维护在超越额定输出电活动作,过流维护指示灯(黄色)亮。假如需求设定过流维护值时,在实验前,可先接上被试品,将电流整定旋钮顺时针旋到{zd0},然后按前述 <span style=\"FONT-FAMILY: 宋体;\"><span style=\"FONT-FAMILY: 宋体; FONT-SIZE: 9pt;\">直高发<span style=\"FONT-FAMILY: 宋体; FONT-SIZE: 9pt;\">操作阐明<span style=\"FONT-FAMILY: Verdana; FONT-SIZE: 9pt;\"> |