电力电子技术领域的现状和展望

(430074),::TM76CurrentSituationandProspectsofElectricPowerandElectronicTechnologyWangZhenZhanJiangshanLuoYuncheng(WuhanDigitalEngineeringInstitute,Wuhan430074)Abstract:Thispaperbrieflyintroducesthecurrentsituationofelectricpowerandelectronictechnologyfromthepointofviewofindustry,andsummarizestheprospectsandthedirectionofeffortsinthefieldofelectricpowerandelectronictechnologyforthenextfivetotenyearsfromthepointofviewoftechnology.Keywords:electricpowerandelectronics,currentsituationofindustry,prospectsoftechnologyClassnumber:TM761引言!:,080804,,!!!!!(),,,,!!!!2现状,,,,,,1995,75%,,95%,,,,,,1633:200412102.1:,,,,,180,,300,20,,,1002.1.1通讯电源技术及产业:,,(DSP),,,50,26,,152.1.2PC机开关电源产业:PC,,,,32PC,320,3840,100,38.4,PC,2.1.3DC/DCAC/DC高功率密度集成化电源模块DC/DCAC/DCEMI,,,,875W/in3,MTBF1000,,,:LAMBDACOSELVICORASTECLUCENT(),,102.1.4各种工业军用民用开关电源:IC,,2.2:AC-AC,,AC-DC-AC,AC-DCLC,DC-AC:2.2.1变频调速技术及应用:,40%,,30%()()(),,2.2.2变频感应加热装置:,,,:2.2.3高频逆变式整流式电焊机:,,1733(2005)7200,,1002.2.4各种静止式中频电源逆变电源UPS电源:3展望,,,,,,,3.1:MOSFETIGBT()IGCT()IEGT()IPM(IGBT),MOSFET(1-3V),,,,,3.2:,,,,VTM()3.3,:,:,DSP,,!,3.3.1有源功率因素校正技术(APFC)和脉宽调制技术(PWM)是波形重组的成功范例:APFCPWM,AC-DCAC-DC-AC,,APFCDC-DC,APFCPWMAC-DCAC-DC3.3.2交一交矩阵式变频技术是波形重组技术的典型应用:AC-DC-AC,AC-AC,,,,,,AD/AC,,,,1,,,,18333.3.3有源无功补偿-谐波滤波器,()(∀),,∀,(#)#,--!,-3.4(SVG):SVG,21SVG,SVG,,,∃20MVASVG,∃50MVASVG,∃100MVASVG3.5:62%,,,,500,1000KWH,,(1-10KV)(400-2000KW),,IGBT!(4-8%),,,,!,,,-,,,,3.6(VRM):,,,,198948619974,,,,4,1.6V(1.1-1.85V),60A,,20100.5%0.9V,100-200A,VRMVRMMOSFET(MOSFET)BUCK3.7:,,,,,!,ASTRODYNEDRL::85Vac%265Vac,:5V%48V,:25W320W3.8:;,1933(2005)7(MOSFET!);[1],,,[2],,:,2004928[3],[J].,20022[4],[J].,2004.1.2[5],,[6],(VRM)[J].,2004.1.2(上接第15页)password;DATABASE=databasename!conn.openDSNtestrst=conn.Excute(sqlstring)&SQL∋∋rst.Closeconn.Close&3开发难点与解决技巧3.1,,,,3.2,,,,,,3.3,,,,,3.4,+!,,,4结论B/S,C!,,B/S[1].ASP[M].:.2000.[2].ASP[M].:2001.285(292.2033