上海品质DAWIN韩国大卫模块工厂直销
晶(jing)闸(zha)(zha)管(guan)智(zhi)(zhi)能(neng)模(mo)(mo)(mo)(mo)(mo)(mo)块(kuai)(kuai)(kuai)(kuai)指的是(shi)一种特(te)殊的模(mo)(mo)(mo)(mo)(mo)(mo)板,采(cai)(cai)用(yong)(yong)了(le)采(cai)(cai)用(yong)(yong)全(quan)(quan)数(shu)字(zi)移相(xiang)(xiang)(xiang)(xiang)触(chu)发(fa)集(ji)成电(dian)(dian)(dian)路(lu)(lu)(lu)。中文名晶(jing)闸(zha)(zha)管(guan)智(zhi)(zhi)能(neng)模(mo)(mo)(mo)(mo)(mo)(mo)块(kuai)(kuai)(kuai)(kuai)特(te)点(dian)三(san)相(xiang)(xiang)(xiang)(xiang)交流(liu)模(mo)(mo)(mo)(mo)(mo)(mo)块(kuai)(kuai)(kuai)(kuai)输(shu)出对称性(xing)好(hao)等优(you)(you)点(dian)功耗(hao)低(di),效率高(gao)等适用(yong)(yong)温度-25℃~+45℃目录1模(mo)(mo)(mo)(mo)(mo)(mo)块(kuai)(kuai)(kuai)(kuai)特(te)点(dian)2模(mo)(mo)(mo)(mo)(mo)(mo)块(kuai)(kuai)(kuai)(kuai)规(gui)格(ge)3注意事项4模(mo)(mo)(mo)(mo)(mo)(mo)块(kuai)(kuai)(kuai)(kuai)参数(shu)晶(jing)闸(zha)(zha)管(guan)智(zhi)(zhi)能(neng)模(mo)(mo)(mo)(mo)(mo)(mo)块(kuai)(kuai)(kuai)(kuai)模(mo)(mo)(mo)(mo)(mo)(mo)块(kuai)(kuai)(kuai)(kuai)特(te)点(dian)编辑(ji)(1)本产品均采(cai)(cai)用(yong)(yong)全(quan)(quan)数(shu)字(zi)移相(xiang)(xiang)(xiang)(xiang)触(chu)发(fa)集(ji)成电(dian)(dian)(dian)路(lu)(lu)(lu),实(shi)(shi)现了(le)控(kong)(kong)(kong)制(zhi)电(dian)(dian)(dian)路(lu)(lu)(lu)和(he)晶(jing)闸(zha)(zha)管(guan)主电(dian)(dian)(dian)路(lu)(lu)(lu)集(ji)成一体化,使模(mo)(mo)(mo)(mo)(mo)(mo)块(kuai)(kuai)(kuai)(kuai)具(ju)备(bei)了(le)弱电(dian)(dian)(dian)控(kong)(kong)(kong)制(zhi)强电(dian)(dian)(dian)的电(dian)(dian)(dian)力调(diao)控(kong)(kong)(kong)作用(yong)(yong)。(2)采(cai)(cai)用(yong)(yong)进口方形芯片(pian),模(mo)(mo)(mo)(mo)(mo)(mo)块(kuai)(kuai)(kuai)(kuai)压(ya)降(jiang)小(xiao)(xiao)、功耗(hao)低(di),效率高(gao);采(cai)(cai)用(yong)(yong)进口贴片(pian)元件,保(bao)证触(chu)发(fa)控(kong)(kong)(kong)制(zhi)电(dian)(dian)(dian)路(lu)(lu)(lu)的可(ke)靠性(xing);采(cai)(cai)用(yong)(yong)(DCB)陶瓷覆(fu)铜板,导(dao)(dao)热(re)性(xing)能(neng)好(hao),热(re)循环负载次数(shu)高(gao)于国家标准近10倍;采(cai)(cai)用(yong)(yong)高(gao)级导(dao)(dao)热(re)绝缘(yuan)(yuan)封装材(cai)料,绝缘(yuan)(yuan)、防(fang)潮性(xing)能(neng)优(you)(you)良(liang)。(3)触(chu)发(fa)控(kong)(kong)(kong)制(zhi)电(dian)(dian)(dian)路(lu)(lu)(lu)、主电(dian)(dian)(dian)路(lu)(lu)(lu)和(he)导(dao)(dao)热(re)底板相(xiang)(xiang)(xiang)(xiang)互隔离,导(dao)(dao)热(re)底板不带电(dian)(dian)(dian),绝缘(yuan)(yuan)强度≥2500V(RMS),保(bao)证人(ren)身安全(quan)(quan)。(4)三(san)相(xiang)(xiang)(xiang)(xiang)交流(liu)模(mo)(mo)(mo)(mo)(mo)(mo)块(kuai)(kuai)(kuai)(kuai)输(shu)出对称性(xing)好(hao),直流(liu)分量(liang)小(xiao)(xiao)。大规(gui)格(ge)模(mo)(mo)(mo)(mo)(mo)(mo)块(kuai)(kuai)(kuai)(kuai)具(ju)有过(guo)热(re)、过(guo)流(liu)、缺(que)相(xiang)(xiang)(xiang)(xiang)保(bao)护作用(yong)(yong)。(5)输(shu)入0~10V直流(liu)控(kong)(kong)(kong)制(zhi)信号(hao)或0~5V直流(liu)控(kong)(kong)(kong)制(zhi)信号(hao)、4~20mA仪(yi)表信号(hao),均可(ke)实(shi)(shi)现对主电(dian)(dian)(dian)路(lu)(lu)(lu)输(shu)出电(dian)(dian)(dian)压(ya)进行平滑(hua)调(diao)节(jie);可(ke)手动、仪(yi)表或微机控(kong)(kong)(kong)制(zhi)。(6)适用(yong)(yong)于阻性(xing)和(he)感性(xing)负载。晶(jing)闸(zha)(zha)管(guan)在导(dao)(dao)通(tong)情况下(xia),当(dang)主回路(lu)(lu)(lu)电(dian)(dian)(dian)压(ya)(或电(dian)(dian)(dian)流(liu))减小(xiao)(xiao)到接近于零(ling)时(shi),晶(jing)闸(zha)(zha)管(guan)关(guan)断。上海品质DAWIN韩国大卫模(mo)(mo)(mo)(mo)(mo)(mo)块(kuai)(kuai)(kuai)(kuai)工厂直销
DAWIN韩国大卫模块定义/晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)编辑晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)导(dao)(dao)通(tong)条件(jian)为:加正向电(dian)(dian)压且(qie)门极(ji)有(you)触(chu)发电(dian)(dian)流(liu)(liu);其(qi)派生(sheng)器(qi)件(jian)有(you):快速晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),双向晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),逆(ni)导(dao)(dao)晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),光(guang)控(kong)晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)等(deng)。它(ta)是一种(zhong)大(da)功(gong)率开(kai)关(guan)型半(ban)导(dao)(dao)体(ti)器(qi)件(jian),在电(dian)(dian)路(lu)中(zhong)用(yong)(yong)(yong)文字符号为“V”、“VT”表示(shi)(旧标准中(zhong)用(yong)(yong)(yong)字母“SCR”表示(shi))。晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(Thyristor)是一种(zhong)开(kai)关(guan)元(yuan)件(jian),能(neng)在高(gao)电(dian)(dian)压、大(da)电(dian)(dian)流(liu)(liu)条件(jian)下工(gong)(gong)作(zuo),并且(qie)其(qi)工(gong)(gong)作(zuo)过程可(ke)以控(kong)制(zhi)、被(bei)应用(yong)(yong)(yong)于可(ke)控(kong)整(zheng)流(liu)(liu)、交流(liu)(liu)调压、无(wu)触(chu)点电(dian)(dian)子开(kai)关(guan)、逆(ni)变及(ji)变频等(deng)电(dian)(dian)子电(dian)(dian)路(lu)中(zhong),是典型的(de)(de)小电(dian)(dian)流(liu)(liu)控(kong)制(zhi)大(da)电(dian)(dian)流(liu)(liu)的(de)(de)设备。1957年,美国通(tong)用(yong)(yong)(yong)电(dian)(dian)器(qi)公(gong)司开(kai)发出(chu)世界上个(ge)(ge)晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)产品(pin),并于1958年使其(qi)商业(ye)化。结构/晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)编辑晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)它(ta)是由(you)一个(ge)(ge)P-N-P-N四层(4layers)半(ban)导(dao)(dao)体(ti)构成的(de)(de),中(zhong)间(jian)形(xing)成了三(san)个(ge)(ge)PN结。分(fen)(fen)类/晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)编辑晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)按其(qi)关(guan)断、导(dao)(dao)通(tong)及(ji)控(kong)制(zhi)方式(shi)可(ke)分(fen)(fen)为普通(tong)晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(SCR)、双向晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(TRIAC)、逆(ni)导(dao)(dao)晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(RCT)、门极(ji)关(guan)断晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(GTO)、BTG晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、温控(kong)晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(TT国外,TTS国内(nei))和(he)光(guang)控(kong)晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(LTT)等(deng)多种(zhong)。晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)按其(qi)引脚和(he)极(ji)性可(ke)分(fen)(fen)为二极(ji)晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、三(san)极(ji)晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)和(he)四极(ji)晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)。晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)按其(qi)封(feng)装(zhuang)形(xing)式(shi)可(ke)分(fen)(fen)为金(jin)属(shu)封(feng)装(zhuang)晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、塑(su)封(feng)晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)和(he)陶瓷封(feng)装(zhuang)晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)三(san)种(zhong)类型。其(qi)中(zhong),金(jin)属(shu)封(feng)装(zhuang)晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)又分(fen)(fen)为螺栓形(xing)、平板形(xing)、圆壳形(xing)等(deng)多种(zhong)。上海品(pin)质DAWIN韩国大(da)卫模块工(gong)(gong)厂直(zhi)销(xiao)晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)(zha)(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)有(you)三(san)个(ge)(ge)腿(tui),有(you)的(de)(de)两个(ge)(ge)腿(tui)长,一个(ge)(ge)腿(tui)短,短的(de)(de)那个(ge)(ge)就是门极(ji)。
具有单向导电(dian)(dian)(dian)特性,而(er)(er)阳(yang)极(ji)(ji)(ji)A与(yu)门(men)极(ji)(ji)(ji)之(zhi)间有两(liang)(liang)(liang)个反极(ji)(ji)(ji)性串联(lian)的(de)(de)(de)PN结。因(yin)此,通(tong)(tong)过用(yong)(yong)万用(yong)(yong)表的(de)(de)(de)R×100或R×1kQ档测量(liang)(liang)普(pu)通(tong)(tong)晶(jing)闸(zha)(zha)管(guan)各引(yin)脚(jiao)之(zhi)间的(de)(de)(de)电(dian)(dian)(dian)阻(zu)(zu)(zu)值(zhi)(zhi),即(ji)(ji)能确定三(san)个电(dian)(dian)(dian)极(ji)(ji)(ji)。具体方(fang)法是(shi):将万用(yong)(yong)表黑(hei)表笔(bi)(bi)任接晶(jing)闸(zha)(zha)管(guan)某一(yi)极(ji)(ji)(ji),红(hong)表笔(bi)(bi)依次(ci)(ci)去触碰另(ling)外两(liang)(liang)(liang)个电(dian)(dian)(dian)极(ji)(ji)(ji)。若(ruo)测量(liang)(liang)结果有一(yi)次(ci)(ci)阻(zu)(zu)(zu)值(zhi)(zhi)为(wei)(wei)几(ji)千欧(ou)(ou)姆(kΩ),而(er)(er)另(ling)一(yi)次(ci)(ci)阻(zu)(zu)(zu)值(zhi)(zhi)为(wei)(wei)几(ji)百(bai)欧(ou)(ou)姆(Ω),则(ze)可(ke)判定黑(hei)表笔(bi)(bi)接的(de)(de)(de)是(shi)门(men)极(ji)(ji)(ji)G。在(zai)阻(zu)(zu)(zu)值(zhi)(zhi)为(wei)(wei)几(ji)百(bai)欧(ou)(ou)姆的(de)(de)(de)测量(liang)(liang)中(zhong),红(hong)表笔(bi)(bi)接的(de)(de)(de)是(shi)阴(yin)(yin)极(ji)(ji)(ji)K,而(er)(er)在(zai)阻(zu)(zu)(zu)值(zhi)(zhi)为(wei)(wei)几(ji)千欧(ou)(ou)姆的(de)(de)(de)那次(ci)(ci)测量(liang)(liang)中(zhong),红(hong)表笔(bi)(bi)接的(de)(de)(de)是(shi)阳(yang)极(ji)(ji)(ji)A,若(ruo)两(liang)(liang)(liang)次(ci)(ci)测出的(de)(de)(de)阻(zu)(zu)(zu)值(zhi)(zhi)均(jun)(jun)很大,则(ze)说明黑(hei)表笔(bi)(bi)接的(de)(de)(de)不(bu)是(shi)门(men)极(ji)(ji)(ji)G,应用(yong)(yong)同样方(fang)法改测其他电(dian)(dian)(dian)极(ji)(ji)(ji),直到(dao)找出三(san)个电(dian)(dian)(dian)极(ji)(ji)(ji)为(wei)(wei)止。也(ye)可(ke)以测任两(liang)(liang)(liang)脚(jiao)之(zhi)间的(de)(de)(de)正(zheng)、反向电(dian)(dian)(dian)阻(zu)(zu)(zu),若(ruo)正(zheng)、反向电(dian)(dian)(dian)阻(zu)(zu)(zu)均(jun)(jun)接近(jin)无穷大,则(ze)两(liang)(liang)(liang)极(ji)(ji)(ji)即(ji)(ji)为(wei)(wei)阳(yang)极(ji)(ji)(ji)A和(he)阴(yin)(yin)极(ji)(ji)(ji)K,而(er)(er)另(ling)一(yi)脚(jiao)即(ji)(ji)为(wei)(wei)门(men)极(ji)(ji)(ji)G。普(pu)通(tong)(tong)晶(jing)闸(zha)(zha)管(guan)也(ye)可(ke)以根(gen)据其封装形(xing)(xing)式来判断出各电(dian)(dian)(dian)极(ji)(ji)(ji)。螺栓形(xing)(xing)普(pu)通(tong)(tong)晶(jing)闸(zha)(zha)管(guan)的(de)(de)(de)螺栓一(yi)端为(wei)(wei)阳(yang)极(ji)(ji)(ji)A,较细的(de)(de)(de)引(yin)线(xian)端为(wei)(wei)门(men)极(ji)(ji)(ji)G,较粗的(de)(de)(de)引(yin)线(xian)端为(wei)(wei)阴(yin)(yin)极(ji)(ji)(ji)K。平(ping)(ping)板形(xing)(xing)普(pu)通(tong)(tong)晶(jing)闸(zha)(zha)管(guan)的(de)(de)(de)引(yin)出线(xian)端为(wei)(wei)门(men)极(ji)(ji)(ji)G,平(ping)(ping)面端为(wei)(wei)阳(yang)极(ji)(ji)(ji)A,另(ling)一(yi)端为(wei)(wei)阴(yin)(yin)极(ji)(ji)(ji)K。金属壳封装(T0—3)的(de)(de)(de)普(pu)通(tong)(tong)晶(jing)闸(zha)(zha)管(guan),其外壳为(wei)(wei)阳(yang)极(ji)(ji)(ji)A。塑(su)封(T0—220)的(de)(de)(de)普(pu)通(tong)(tong)晶(jing)闸(zha)(zha)管(guan)的(de)(de)(de)中(zhong)间引(yin)脚(jiao)为(wei)(wei)阳(yang)极(ji)(ji)(ji)A,且多与(yu)自(zi)带(dai)散热片(pian)相连。晶(jing)闸(zha)(zha)管(guan)触发能力检测:对于(yu)小功(gong)率(工作(zuo)电(dian)(dian)(dian)流为(wei)(wei)5A以下)的(de)(de)(de)普(pu)通(tong)(tong)晶(jing)闸(zha)(zha)管(guan),可(ke)用(yong)(yong)万用(yong)(yong)表R×1档测量(liang)(liang)。
塑(su)封晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)又(you)分(fen)(fen)为(wei)带散热片(pian)型和(he)(he)不带散热片(pian)型两种(zhong)。晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)按电(dian)(dian)流容(rong)量可(ke)(ke)分(fen)(fen)为(wei)大功率(lv)(lv)晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、**率(lv)(lv)晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)和(he)(he)小功率(lv)(lv)晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)三种(zhong)。通(tong)(tong)常,大功率(lv)(lv)晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)多采用陶瓷封装,而(er)中、小功率(lv)(lv)晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)则多采用塑(su)封或金属封装。晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)按其关(guan)断速(su)(su)度可(ke)(ke)分(fen)(fen)为(wei)普通(tong)(tong)晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)和(he)(he)快(kuai)速(su)(su)晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),快(kuai)速(su)(su)晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)包括所有专为(wei)快(kuai)速(su)(su)应(ying)用而(er)设计(ji)的(de)晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),有常规的(de)快(kuai)速(su)(su)晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)和(he)(he)工(gong)作在更高频率(lv)(lv)的(de)高频晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),可(ke)(ke)分(fen)(fen)别(bie)应(ying)用于(yu)400HZ和(he)(he)10KHZ以(yi)上的(de)斩波(bo)或逆(ni)变电(dian)(dian)路(lu)中。(备注:高频不能等同于(yu)快(kuai)速(su)(su)晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan))工(gong)作原理/晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)编辑晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)在工(gong)作过(guo)程中,它(ta)的(de)阳极(ji)(A)和(he)(he)阴极(ji)(K)与(yu)电(dian)(dian)源(yuan)和(he)(he)负载连(lian)接,组(zu)(zu)成晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)主电(dian)(dian)路(lu),晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)门(men)极(ji)G和(he)(he)阴极(ji)K与(yu)控制(zhi)晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)装置连(lian)接,组(zu)(zu)成晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)控制(zhi)电(dian)(dian)路(lu)。晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)为(wei)半(ban)控型电(dian)(dian)力(li)电(dian)(dian)子器件(jian),它(ta)的(de)工(gong)作条件(jian)如下(xia):1.晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)承受(shou)反(fan)(fan)向(xiang)阳极(ji)电(dian)(dian)压时,不管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)门(men)极(ji)承受(shou)何(he)种(zhong)电(dian)(dian)压,晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)都处(chu)于(yu)反(fan)(fan)向(xiang)阻断状(zhuang)态。2.晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)承受(shou)正向(xiang)阳极(ji)电(dian)(dian)压时,*在门(men)极(ji)承受(shou)正向(xiang)电(dian)(dian)压的(de)情(qing)况下(xia)晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)才导通(tong)(tong)。这时晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)处(chu)于(yu)正向(xiang)导通(tong)(tong)状(zhuang)态,这就是(shi)晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)闸(zha)(zha)流特(te)性(xing),即可(ke)(ke)控特(te)性(xing)。3.晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)在导通(tong)(tong)情(qing)况下(xia),只要(yao)有一(yi)定的(de)正向(xiang)阳极(ji)电(dian)(dian)压,不论门(men)极(ji)电(dian)(dian)压如何(he),晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)保持导通(tong)(tong),即晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)导通(tong)(tong)后(hou),门(men)极(ji)失去作用。门(men)极(ji)只起触发作用。4.晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)在导通(tong)(tong)情(qing)况下(xia)。晶(jing)(jing)(jing)(jing)(jing)闸(zha)(zha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)是(shi)四层三端(duan)器件(jian),它(ta)有J1、J2、J3三个PN结,可(ke)(ke)以(yi)把它(ta)中间的(de)NP分(fen)(fen)成两部分(fen)(fen)。
在(zai)恢(hui)复(fu)(fu)(fu)电(dian)(dian)(dian)(dian)流(liu)快速(su)衰减时,由(you)(you)于外电(dian)(dian)(dian)(dian)路(lu)电(dian)(dian)(dian)(dian)感的(de)(de)(de)(de)作(zuo)用,会在(zai)晶(jing)(jing)(jing)闸(zha)(zha)(zha)管(guan)(guan)(guan)(guan)两端引(yin)起(qi)反(fan)(fan)(fan)向(xiang)(xiang)(xiang)(xiang)(xiang)的(de)(de)(de)(de)尖峰(feng)电(dian)(dian)(dian)(dian)压(ya)(ya)(ya)U。从正(zheng)(zheng)向(xiang)(xiang)(xiang)(xiang)(xiang)电(dian)(dian)(dian)(dian)流(liu)降为(wei)(wei)(wei)零(ling),到反(fan)(fan)(fan)向(xiang)(xiang)(xiang)(xiang)(xiang)恢(hui)复(fu)(fu)(fu)电(dian)(dian)(dian)(dian)流(liu)衰减至接近于零(ling)的(de)(de)(de)(de)时间(jian)(jian)(jian),就(jiu)是(shi)晶(jing)(jing)(jing)闸(zha)(zha)(zha)管(guan)(guan)(guan)(guan)的(de)(de)(de)(de)反(fan)(fan)(fan)向(xiang)(xiang)(xiang)(xiang)(xiang)阻断(duan)(duan)(duan)(duan)恢(hui)复(fu)(fu)(fu)时间(jian)(jian)(jian)t。[1]反(fan)(fan)(fan)向(xiang)(xiang)(xiang)(xiang)(xiang)恢(hui)复(fu)(fu)(fu)过(guo)程结束(shu)后,由(you)(you)于载(zai)流(liu)子复(fu)(fu)(fu)合过(guo)程比较(jiao)慢,晶(jing)(jing)(jing)闸(zha)(zha)(zha)管(guan)(guan)(guan)(guan)要恢(hui)复(fu)(fu)(fu)其(qi)(qi)对(dui)(dui)反(fan)(fan)(fan)向(xiang)(xiang)(xiang)(xiang)(xiang)电(dian)(dian)(dian)(dian)压(ya)(ya)(ya)的(de)(de)(de)(de)阻断(duan)(duan)(duan)(duan)能(neng)力(li)还需要一段时间(jian)(jian)(jian),这叫做(zuo)反(fan)(fan)(fan)向(xiang)(xiang)(xiang)(xiang)(xiang)阻断(duan)(duan)(duan)(duan)恢(hui)复(fu)(fu)(fu)时间(jian)(jian)(jian)tgr。在(zai)反(fan)(fan)(fan)向(xiang)(xiang)(xiang)(xiang)(xiang)阻断(duan)(duan)(duan)(duan)恢(hui)复(fu)(fu)(fu)时间(jian)(jian)(jian)内(nei)如果重(zhong)新对(dui)(dui)晶(jing)(jing)(jing)闸(zha)(zha)(zha)管(guan)(guan)(guan)(guan)施加正(zheng)(zheng)向(xiang)(xiang)(xiang)(xiang)(xiang)电(dian)(dian)(dian)(dian)压(ya)(ya)(ya),晶(jing)(jing)(jing)闸(zha)(zha)(zha)管(guan)(guan)(guan)(guan)会重(zhong)新正(zheng)(zheng)向(xiang)(xiang)(xiang)(xiang)(xiang)导通(tong),而(er)不(bu)受门极(ji)电(dian)(dian)(dian)(dian)流(liu)控(kong)制而(er)导通(tong)。所以(yi)在(zai)实际应(ying)用中(zhong),需对(dui)(dui)晶(jing)(jing)(jing)闸(zha)(zha)(zha)管(guan)(guan)(guan)(guan)施加足(zu)够长时间(jian)(jian)(jian)的(de)(de)(de)(de)反(fan)(fan)(fan)压(ya)(ya)(ya),使晶(jing)(jing)(jing)闸(zha)(zha)(zha)管(guan)(guan)(guan)(guan)充分恢(hui)复(fu)(fu)(fu)其(qi)(qi)对(dui)(dui)正(zheng)(zheng)向(xiang)(xiang)(xiang)(xiang)(xiang)电(dian)(dian)(dian)(dian)压(ya)(ya)(ya)的(de)(de)(de)(de)阻断(duan)(duan)(duan)(duan)能(neng)力(li),电(dian)(dian)(dian)(dian)路(lu)才能(neng)可靠(kao)工作(zuo)。晶(jing)(jing)(jing)闸(zha)(zha)(zha)管(guan)(guan)(guan)(guan)的(de)(de)(de)(de)电(dian)(dian)(dian)(dian)路(lu)换向(xiang)(xiang)(xiang)(xiang)(xiang)关(guan)断(duan)(duan)(duan)(duan)时间(jian)(jian)(jian)t定(ding)义为(wei)(wei)(wei)t与t之(zhi)和(he),即(ji)t=t+t除了开(kai)通(tong)时间(jian)(jian)(jian)t、关(guan)断(duan)(duan)(duan)(duan)时间(jian)(jian)(jian)t及触发电(dian)(dian)(dian)(dian)流(liu)IGT外,本文比较(jiao)关(guan)注的(de)(de)(de)(de)晶(jing)(jing)(jing)闸(zha)(zha)(zha)管(guan)(guan)(guan)(guan)的(de)(de)(de)(de)其(qi)(qi)它主(zhu)要参数包括:断(duan)(duan)(duan)(duan)态(tai)(反(fan)(fan)(fan)向(xiang)(xiang)(xiang)(xiang)(xiang))重(zhong)复(fu)(fu)(fu)峰(feng)值电(dian)(dian)(dian)(dian)压(ya)(ya)(ya)U(U):是(shi)在(zai)门极(ji)断(duan)(duan)(duan)(duan)路(lu)而(er)结温为(wei)(wei)(wei)额定(ding)值时,允许重(zhong)复(fu)(fu)(fu)加在(zai)器件上的(de)(de)(de)(de)正(zheng)(zheng)向(xiang)(xiang)(xiang)(xiang)(xiang)(反(fan)(fan)(fan)向(xiang)(xiang)(xiang)(xiang)(xiang))峰(feng)值电(dian)(dian)(dian)(dian)压(ya)(ya)(ya)。通(tong)常取(qu)晶(jing)(jing)(jing)闸(zha)(zha)(zha)管(guan)(guan)(guan)(guan)的(de)(de)(de)(de)UDRM和(he)URRM中(zhong)较(jiao)小的(de)(de)(de)(de)标(biao)值作(zuo)为(wei)(wei)(wei)该器件的(de)(de)(de)(de)额定(ding)电(dian)(dian)(dian)(dian)压(ya)(ya)(ya)。通(tong)态(tai)平(ping)均电(dian)(dian)(dian)(dian)流(liu)I:国际规定(ding)通(tong)态(tai)平(ping)均电(dian)(dian)(dian)(dian)流(liu)为(wei)(wei)(wei)晶(jing)(jing)(jing)闸(zha)(zha)(zha)管(guan)(guan)(guan)(guan)在(zai)环(huan)境温度为(wei)(wei)(wei)40℃和(he)规定(ding)的(de)(de)(de)(de)冷(leng)却状态(tai)下,稳定(ding)结温不(bu)超过(guo)额定(ding)结温时所允许流(liu)过(guo)的(de)(de)(de)(de)**大(da)工频正(zheng)(zheng)弦(xian)半波电(dian)(dian)(dian)(dian)流(liu)的(de)(de)(de)(de)平(ping)均值。这也(ye)是(shi)标(biao)称其(qi)(qi)额定(ding)电(dian)(dian)(dian)(dian)流(liu)的(de)(de)(de)(de)参数。晶(jing)(jing)(jing)闸(zha)(zha)(zha)管(guan)(guan)(guan)(guan)的(de)(de)(de)(de)主(zhu)要参数有反(fan)(fan)(fan)向(xiang)(xiang)(xiang)(xiang)(xiang)最(zui)大(da)电(dian)(dian)(dian)(dian)压(ya)(ya)(ya),是(shi)指门极(ji)开(kai)路(lu)时,允许加在(zai)阳极(ji)、阴极(ji)之(zhi)间(jian)(jian)(jian)的(de)(de)(de)(de)比较(jiao)大(da)反(fan)(fan)(fan)向(xiang)(xiang)(xiang)(xiang)(xiang)电(dian)(dian)(dian)(dian)压(ya)(ya)(ya)。上海品质DAWIN韩国大(da)卫(wei)模块工厂直销(xiao)
其(qi)派生器件有:快速(su)晶闸管,双向晶闸管,逆导晶闸管,光控晶闸管等。上海(hai)品(pin)质DAWIN韩(han)国大卫模块工厂直销
人们(men)(men)在制造工艺(yi)和结构上(shang)采(cai)(cai)取了一(yi)些改进措施,做出(chu)了能(neng)(neng)适应于高频(pin)应用的(de)(de)(de)(de)晶(jing)(jing)闸(zha)管(guan)(guan)(guan)(guan),我(wo)们(men)(men)将(jiang)它称为快速(su)晶(jing)(jing)闸(zha)管(guan)(guan)(guan)(guan)。它具有以(yi)下几个特(te)点。一(yi)、关(guan)(guan)(guan)断(duan)(duan)时(shi)(shi)间(jian)(toff)短导通(tong)(tong)(tong)(tong)的(de)(de)(de)(de)晶(jing)(jing)闸(zha)管(guan)(guan)(guan)(guan),当切断(duan)(duan)正向(xiang)(xiang)电(dian)(dian)流(liu)时(shi)(shi)。并不能(neng)(neng)马上(shang)“关(guan)(guan)(guan)断(duan)(duan)”,这(zhei)时(shi)(shi)如立即加上(shang)正向(xiang)(xiang)电(dian)(dian)压,它还会继续导通(tong)(tong)(tong)(tong)。从(cong)切断(duan)(duan)正向(xiang)(xiang)电(dian)(dian)流(liu)直到(dao)控(kong)(kong)制极恢复(fu)控(kong)(kong)制能(neng)(neng)力需要(yao)的(de)(de)(de)(de)时(shi)(shi)间(jian),叫做关(guan)(guan)(guan)断(duan)(duan)时(shi)(shi)间(jian)。用t0仟(qian)表示。晶(jing)(jing)闸(zha)管(guan)(guan)(guan)(guan)的(de)(de)(de)(de)关(guan)(guan)(guan)断(duan)(duan)过(guo)程(cheng),实际上(shang)是储存(cun)载流(liu)子(zi)的(de)(de)(de)(de)消(xiao)失过(guo)程(cheng)。为了加速(su)这(zhei)种消(xiao)失过(guo)程(cheng),制造快速(su)晶(jing)(jing)闸(zha)管(guan)(guan)(guan)(guan)时(shi)(shi)采(cai)(cai)用了掺(chan)金(jin)(jin)工艺(yi),把金(jin)(jin)掺(chan)到(dao)硅(gui)(gui)(gui)中(zhong)减少(shao)基区(qu)少(shao)数载流(liu)子(zi)的(de)(de)(de)(de)寿命。硅(gui)(gui)(gui)中(zhong)掺(chan)金(jin)(jin)量越(yue)多(duo),t0仟(qian)越(yue)小(xiao),但(dan)掺(chan)金(jin)(jin)量过(guo)多(duo)会影响元(yuan)件的(de)(de)(de)(de)其它性能(neng)(neng)。二、导通(tong)(tong)(tong)(tong)速(su)度(du)快.能(neng)(neng)耐较高的(de)(de)(de)(de)电(dian)(dian)流(liu)上(shang)升(sheng)率(lv)(dI/dt)控(kong)(kong)制极触(chu)发(fa)(fa)导通(tong)(tong)(tong)(tong)的(de)(de)(de)(de)晶(jing)(jing)闸(zha)管(guan)(guan)(guan)(guan)。总是在靠近(jin)控(kong)(kong)制极的(de)(de)(de)(de)阴极区(qu)域首(shou)先导通(tong)(tong)(tong)(tong),然后逐渐(jian)向(xiang)(xiang)外扩(kuo)展,直到(dao)整个面(mian)积(ji)导通(tong)(tong)(tong)(tong)。大(da)面(mian)积(ji)的(de)(de)(de)(de)晶(jing)(jing)闸(zha)管(guan)(guan)(guan)(guan)需要(yao)50~100微(wei)秒以(yi)上(shang)才能(neng)(neng)积(ji)导通(tong)(tong)(tong)(tong)。初(chu)(chu)始(shi)(shi)导通(tong)(tong)(tong)(tong)面(mian)积(ji)小(xiao)时(shi)(shi),必须限制初(chu)(chu)始(shi)(shi)电(dian)(dian)流(liu)的(de)(de)(de)(de)上(shang)升(sheng)速(su)度(du),否则将(jiang)发(fa)(fa)生局(ju)部(bu)过(guo)热现象,影响元(yuan)件的(de)(de)(de)(de)性能(neng)(neng),甚(shen)至烧坏。高频(pin)工作时(shi)(shi)这(zhei)种现象更为严重。为此,仿造了集成电(dian)(dian)路的(de)(de)(de)(de)方法,在晶(jing)(jing)闸(zha)管(guan)(guan)(guan)(guan)同一(yi)硅(gui)(gui)(gui)片上(shang)做出(chu)一(yi)个放大(da)触(chu)发(fa)(fa)信(xin)号用的(de)(de)(de)(de)小(xiao)晶(jing)(jing)闸(zha)管(guan)(guan)(guan)(guan)。控(kong)(kong)制极触(chu)发(fa)(fa)小(xiao)晶(jing)(jing)闸(zha)管(guan)(guan)(guan)(guan)后,小(xiao)晶(jing)(jing)闸(zha)管(guan)(guan)(guan)(guan)的(de)(de)(de)(de)初(chu)(chu)始(shi)(shi)导通(tong)(tong)(tong)(tong)电(dian)(dian)流(liu)将(jiang)横向(xiang)(xiang)经过(guo)硅(gui)(gui)(gui)片流(liu)向(xiang)(xiang)主晶(jing)(jing)闸(zha)管(guan)(guan)(guan)(guan)阴极,触(chu)发(fa)(fa)主晶(jing)(jing)闸(zha)管(guan)(guan)(guan)(guan)。上(shang)海品质DAWIN韩(han)国(guo)大(da)卫模块工厂直销(xiao)
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主轴线(xian)(xian)圈(quan)(quan)的(de)(de)(de)性(xing)能(neng)指标:电(dian)感线(xian)(xian)圈(quan)(quan)的(de)(de)(de)性(xing)能(neng)指标主要就(jiu)是(shi)电(dian)感量(liang)的(de)(de)(de)大小(xiao)。另外,绕制电(dian)感线(xian)(xian)圈(quan)(quan)的(de)(de)(de)导(dao)线(xian)(xian)一(yi)(yi)般来说总具有一(yi)(yi)定的(de)(de)(de)电(dian)阻(zu),通(tong)常这个(ge)电(dian)阻(zu)是(shi)很(hen)小(xiao)的(de)(de)(de),可(ke)以(yi)忽略不(bu)记。但当(dang)在(zai)一(yi)(yi)些电(dian)路中流(liu)过的(de)(de)(de)电(dian)流(liu)很(hen)大时线(xian)(xian)圈(quan)(quan)的(de)(de)(de)这个(ge)很(hen)小(xiao)的(de)(de)(de)电(dian)阻(zu)就(jiu) 。
在进行变(bian)频器维(wei)修(xiu)时,需要(yao)(yao)注意以下几点:首(shou)先,维(wei)修(xiu)人(ren)员需要(yao)(yao)具备专(zhuan)业(ye)知(zhi)(zhi)识(shi)和技能(neng)。变(bian)频器是一种复杂的(de)电子设备,维(wei)修(xiu)需要(yao)(yao)有相关的(de)知(zhi)(zhi)识(shi)和技能(neng)。维(wei)修(xiu)人(ren)员应该接受专(zhuan)业(ye)培训(xun),了解变(bian)频器的(de)工作原理和常见故障(zhang),并能(neng)够准确 。
液(ye)压(ya)(ya)(ya)锁是一种(zhong)常见的(de)液(ye)压(ya)(ya)(ya)装(zhuang)置,用于固定和锁定机械设备(bei)的(de)位置。相(xiang)(xiang)对于其(qi)他液(ye)压(ya)(ya)(ya)设备(bei),液(ye)压(ya)(ya)(ya)锁的(de)维护保(bao)养(yang)相(xiang)(xiang)对简单,只需要(yao)定期(qi)更换(huan)液(ye)压(ya)(ya)(ya)油(you)和清(qing)洁液(ye)压(ya)(ya)(ya)阀即可。定期(qi)更换(huan)液(ye)压(ya)(ya)(ya)油(you)是液(ye)压(ya)(ya)(ya)锁维护保(bao)养(yang)的(de)重要(yao)环(huan)节(jie)。液(ye)压(ya)(ya)(ya)油(you)在使用过程 。
产品全(quan)案中(zhong)(zhong)产品包(bao)(bao)装设(she)计(ji)(ji)的(de)(de)(de)基本概(gai)念:包(bao)(bao)装设(she)计(ji)(ji)指的(de)(de)(de)是(shi)在流通过程中(zhong)(zhong)为保(bao)护产品、方(fang)便储运(yun)、促(cu)进销(xiao)售,按一定(ding)技(ji)术方(fang)法而采用的(de)(de)(de)容器、材料和(he)辅(fu)助物的(de)(de)(de)过程中(zhong)(zhong)施加一定(ding)技(ji)术方(fang)法等的(de)(de)(de)操作活动(dong)。从个体(ti)的(de)(de)(de)包(bao)(bao)装,到整包(bao)(bao),再到集中(zhong)(zhong) 。
产品全案中产品包(bao)(bao)装(zhuang)设(she)计的(de)基(ji)本概念:包(bao)(bao)装(zhuang)设(she)计指(zhi)的(de)是在流通过程中为保护产品、方便储(chu)运、促进销售,按一定技术方法(fa)而采用的(de)容(rong)器(qi)、材料和辅助物的(de)过程中施加一定技术方法(fa)等(deng)的(de)操作活(huo)动。从个体(ti)的(de)包(bao)(bao)装(zhuang),到(dao)整包(bao)(bao),再(zai)到(dao)集中 。
首先(xian),我们(men)来认识一(yi)下这家公(gong)司,河北中(zhong)州鸿泰。这个公(gong)司一(yi)直(zhi)致(zhi)力于为小朋(peng)友们(men)提供高质量、安全可(ke)靠(kao)的(de)(de)玩(wan)具。他(ta)们(men)的(de)(de)迷彩(cai)跑酷13件套就是(shi)一(yi)款(kuan)充满创意(yi)和乐趣的(de)(de)玩(wan)具,可(ke)以(yi)让你展现出你的(de)(de)勇气和冒(mao)险精神。当(dang)你打开这个包 。
露(lu)营灯在(zai)(zai)初次(ci)使用前(qian),通常(chang)需(xu)要进行充电(dian)。露(lu)营灯是一种(zhong)便携式照(zhao)明设(she)备,通常(chang)由电(dian)池(chi)或其他可(ke)充电(dian)电(dian)源提供电(dian)力。由于(yu)新购买(mai)的(de)露(lu)营灯可(ke)能(neng)电(dian)量不足(zu),或者电(dian)池(chi)可(ke)能(neng)还没有完全,因此在(zai)(zai)次(ci)使用前(qian)进行充电(dian)是必(bi)要的(de)。充电(dian)时,需(xu) 。
落地灯(deng)具(ju)作为(wei)(wei)(wei)室内(nei)的一(yi)种装饰(shi)元素,能够(gou)为(wei)(wei)(wei)空(kong)间(jian)增添(tian)独特(te)的艺(yi)术气(qi)息。与吊灯(deng)、壁灯(deng)等常规(gui)灯(deng)具(ju)不同,落地灯(deng)具(ju)以(yi)其独特(te)的造(zao)型(xing)和设(she)计(ji),成为(wei)(wei)(wei)室内(nei)空(kong)间(jian)中的亮点之(zhi)一(yi),为(wei)(wei)(wei)家居或商业场所增添(tian)一(yi)份(fen)时尚和个(ge)性。落地灯(deng)具(ju)的设(she)计(ji)风格 。
使用(yong)仓(cang)(cang)库(ku)雨棚可以节省(sheng)建造(zao)固(gu)定仓(cang)(cang)库(ku)的(de)(de)成(cheng)本(ben)。固(gu)定仓(cang)(cang)库(ku)的(de)(de)建设(she)需(xu)要(yao)(yao)投入大(da)量的(de)(de)资(zi)金(jin)和时间成(cheng)本(ben),包括土地购置、建筑材料、施工团队(dui)等(deng)费用(yong)。而(er)仓(cang)(cang)库(ku)雨棚的(de)(de)建设(she)成(cheng)本(ben)相对较低,只(zhi)需(xu)要(yao)(yao)购买(mai)相应的(de)(de)材料和设(she)备,进行简单(dan)的(de)(de)安装即可 。
在安装(zhuang)空(kong)调(diao)风(feng)口之前(qian),需要先清理好安装(zhuang)位置,并保持(chi)表面干(gan)燥、平整、光滑。根据空(kong)调(diao)风(feng)口的尺寸,在安装(zhuang)位置上用电(dian)钻(zuan)钻(zuan)出对应的孔(kong)洞,注意(yi)不要损坏墙面或(huo)天花板。将固(gu)定螺丝安装(zhuang)到墙面上,并用电(dian)钻(zuan)拧紧。注意(yi)不要过紧 。
要通过合理的(de)(de)采(cai)购来减少土建(jian)水(shui)泥设备材(cai)料的(de)(de)成本,需要从(cong)以(yi)下几个方面入(ru)手:1.选(xuan)(xuan)择合适的(de)(de)供应(ying)商(shang)(shang):选(xuan)(xuan)择有信誉、有实(shi)力、价格合理的(de)(de)供应(ying)商(shang)(shang),可(ke)以(yi)保证材(cai)料的(de)(de)质量和价格的(de)(de)合理性。2.采(cai)用集(ji)(ji)中采(cai)购:通过集(ji)(ji)中采(cai)购可(ke)以(yi)获 。