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frequency changer / frequency converterһNÁ׃lʵ늚O(sh)䡣߀и׃늉oܡ ^ȥ׃lһ㱻늄(dng)l(f)늙C(j)D(zhun)D(zhun)Q늚O(sh)S댧(do)wO(sh)ijF(xin)˂ѽ(jng)a(chn)ȫ(d)׃l ׃lͨ2(g)Mɲ֣rectifier׃InverterݔĽD(zhun)Qֱ늣׃ֱD(zhun)QlʵĽ@2(g)֮׃l߀пܰ׃늳У׃Á׃늉Ըxݔ/ݔ·늳Áa(b)׃l(ni)·ϵpʧ ͬ׃l܉̎ԴDzһӵĎߵ߶С ׃l˿Á׃Դl֮߀Á׃늄(dng)C(j)D(zhun)ٺŤԓ(yng)íh(hun)£͵׃lY(ji)(gu)늉Դ׃lԓ׃lͨ^댧(do)w_P(gun)}_{(dio)ƣPWMƸ늉 ׃l߀ںպI(y)磺wC(j)ϵO(sh)ͨҪ400HzĽʹõĽһ50Hz60Hz(dng)wC(j)ͣڵϕr(sh)Ҫʹ׃lϵ50Hz60HzĽ׃?yu)?00HzĽ늹wC(j)ʹá ׃l·Դ·IPM(q)(dng)o(h)·sL(fng)ȵȎײֽMɡY(ji)(gu)ԪģKʽʹ÷_O(sh)íh(hun)׃l`(dng)l(f)ϣߟoMA(y)ڵ\(yn)ЧδȻȌԭM(jn)J(rn)ȞҪ 1.1 ·ҊϷ ·ҪƽVIPM׃|ԪMSೣҊ늽늽ݵĉҪɼɶ˵ֱ늉̓(ni)ضQڻ·O(sh)Ӌ(j)r(sh)ѽ(jng)x̖ԃ(ni)ĜضȌ늽ĉQ늽(hu)ֱӰ푵׃lʹÉһضÿ10 pһڰbr(sh)Ҫ]m(dng)?sh)ĭh(hun)ضһԲȡʩp}(dng)øƹ(sh)Ľֱ늿Ԝp}(dng)ĶL늽ĉ So(h)r(sh)ͨԱ^לyoД늽ӻr(dng)o~ֵ80%^迹5 Mr(sh)(yng)]Q늽 1.2 ·Ϸ ϬF(xin)׃lڼ١pٻ\(yn)Еr(sh)F(xin)^l ȑ(yng)^(q)ؓ(f)dԭ߀׃lԭ׃lĹͨ^vʷӛ䛲ԃlr(sh)^׃l~ӟ^O(sh)ֵ늉ƽt(yng)]Ƿ^dͻ׃늙C(j)D(zhun)ؓ(f)dT^r(sh)m(dng)Lٕr(sh)g^̌׃loplr(sh)׃l~ӟ^O(sh)(ni)ДIPMģKP(gun)ְl(f)ȿͨ^y׃l·ݔUVW քecֱ(c)PN֮gДIPMģKǷpģKδpt(q)(dng)·˹pٕr(sh)IPMģK^׃lض·lһ׃ϰģK(q)(dng)·ٕr(sh)IPMģK^t°ģK(q)(dng)·ֹl(f)@Щϵԭⲿ҉mM(jn)׃l(ni)h(hun) 1.3 ƻ·Ϸ ƻ·Ӱ׃lԴ֣ƽIPM·еľ_ԭcǰͬ@ͨ^}(dng)ǻ·ؓ(f)dӰ푵ĶֵҪɜضȺͨ늕r(sh)gQ·ͨ^yoДӻr^yһ(j)h(hun)ضԼʹÕr(sh)gǷӽʹÉ Դ·oƻ·IPM(q)(dng)·ͱ@ʾԼL(fng)ȵṩԴ@ЩԴһ㶼Ǐ·ݔֱ늉ͨ^_P(gun)Դٷքeõˣijһ·Դ·˱··ܓp߀ӰֵԴ`ʹԴcӵض̽ʹԴ·_P(gun)Դ֓pģL(fng)ԴĶ·(do)Դ늵һͨ^^Դ·ͱ^װl(f)F(xin) ߉·׃lĺCPUMPURAMEEPROMȴҎ(gu)ģ·кܸߵĿɿF(xin)ϵĸʺСЕr(sh)(hu)_C(j)ʹȫƶͬr(sh)](do)׃lF(xin)EEPROMϣ@ֻҪEEPROM(f)λͿ IPM·(q)(dng);_·Լ^늉ȱȱo(h)·߉ưPWM̖ͨ^ό늉(q)(dng)̖ݔIPMģKڙzyͬr(sh)߀(yng)yIPMģKϵĹ 1.4 sϵy(tng) sϵy(tng)ҪɢƬsL(fng)ȡsL(fng)ȉ^RʹÉr(sh)L(fng)Ȯa(chn)(dng)ͣD(zhun)׃lF(xin)IPM^lsL(fng)ȵĉSs1000035000 h(dng)׃lBm(x)\(yn)D(zhun)r(sh)Ҫ23QһL(fng)ȻSLL(fng)ȵĉһЩa(chn)ƷL(fng)ֻ׃l\(yn)D(zhun)r(sh)Դ_r(sh)\(yn) 1.5 ⲿ늴ŸБ(yng)ɔ_ ׃l܇ڸɔ_Դͨ^ݗԴ׃lă(ni)ƻ·`(dng)ɹͣC(j)(yn)ؕr(sh)p׃lpɔ_ľwУ׃l܇^|ĿƾȦbֹ_늉bRCӿӾܳ^20 cmMs̿ƻ·侀xʹc·x׃lƻ·侀gϹ(ji)x(yng)15 mmc·10 cmϵgࣻ׃lx늄(dng)C(j)h(yun)r(sh)^100 m@r(sh)һɼӴ(do)eC·2%ԃ(ni)ͬr(sh)(yng)b׃lݔ늿Áa(b)Lx(do)a(chn)ķֲݵij׃lӵضӑ(yng)Ҏ(gu)M(jn)нӵڌýӵc(din)ɿӵأͬ늺(dng)ӵػ׃lݔ˰boVpݔߴCĶɽ͏ԴO(sh)Ӱͬr(sh)׃lݔҲboVԽݔ˵ľ· 1.6 bh(hun) ׃lbbh(hun)Ҫ^(yn)fԔ(x)bʹíh(hun)Ҫr_(sh)oM@ЩҪ횱M(yng)ƴʩ(dng)njəC(j)еpҪԭ(dng)_^Ĉ(yng)zȱʩgԚwmȌPg|^Ͷγɶ·ʩ(yng)ưM(jn)зm̎÷]ʽY(ji)(gu)ضӰɿԵҪeǰ댧(do)w(yng)(j)bҪĭh(hun)lb{(dio)չֱ c(din)⣬ڙz׃lĿ՚VsL(fng)ҲǷdzҪĸߺϣֹ̎ض^Ͳ(yng)ȡO(sh)ÿ՚ӟȱҪʩ 1.7 Դ Դ·3Nȱ늉ͣЕr(sh)ҲF(xin)Ļʽ@ЩF(xin)Ҫԭݔ늾·L(fng)ѩדɵЕr(sh)Ҳ?yn)ͬһϵy(tng)(ni)F(xin)ض·g·דͼ(ji)кܴ늉(dng)Щ늾W(wng)аl(f)늵ĆλҲ(hu)F(xin)lʲ(dng)@ЩF(xin)Еr(sh)ڶ̕r(sh)g(ni)؏(f)F(xin)鱣CO(sh)\(yn)׃lԴҲ(yng)Ҫ ֱӆ(dng)늄(dng)C(j)늴ŠtO(sh)ֹ@ЩO(sh)Ͷr(sh)ɵ늉Դ(yng)׃lԴxpСӰ Ҫ˲r(sh)ͣ늺^m(x)\(yn)еO(sh)xmr(ji)׃l߀(yng)A(y)ȿ]늙C(j)ؓ(f)dĽٱ(dng)׃lⲿƻ·˲gͣa(b)ʽr(sh)ʧ؏(f)ͨ^y늙C(j)yفֹڼе^ ҪBm(x)\(yn)еO(sh)(yng)׃lbԄ(dng)ГQIJͣԴbжOݔ뼰ʹÆԴ׃lmȻȱB(ti)Ҳ^m(x)Ђ(g)e^}_^L\(yn)Ќ׃lĉɿɲӰ(yng)z̎ 1.8 דБ(yng) דБ(yng)דγɵě_늉Еr(sh)Ҳ(hu)׃lēp(dng)Դϵy(tng)һ(c)Ք·r(sh)·_](hu)a(chn)^ߵě_늉ֹ_늉^늉pͨҪ׃lݔ˼ӉՔ·(yng)RCӿ׃һ(c)Ք·(yng)ڿƕr(sh)CՔ·(dng)ǰȌ׃l_ 2 ׃lĹ\༰A(y) ̖ľw׃lҪȱc(din)lن(dng)^ؓ(f)dIGBTCPUѸٰl(f)չ׃l(ni)Ƶ\༰Ϸ׃lĿɿ ʹʸ׃lеġȫI(lng)Ԅ(dng)D(zhun)a(b)ܡеġ(dng)D(zhun)ز㡱h(hun)l׃ɳ½ȹԭõܺõĿ˷ԓ׃l(ni)Ӌ(j)C(j)ĸ\(yn)Ӌ(j)(dng)ǰr(sh)ҪD(zhun)Ѹٌݔ늉M(jn)a(b)Եⲿl׃ɵ׃lݔD(zhun)׃ ׃lܛ_l(f)ƣA(y)׃lă(ni)O(sh)øNϷֹʩʹϻܱ^m(x)\(yn)磺ͣ܇^е늙C(j)M(jn)ن(dng)(ni)Ԅ(dng)(f)λBm(x)\(yn)Уؓ(f)dD(zhun)^r(sh)Ԅ(dng){(dio)\(yn)܉?q)C(j)еϵy(tng)ĮD(zhun)M(jn)Йzy ׃lϵԭǶֻڌ(sh)`УY(ji)ܼr(sh)NӵĹϡ ׃lĘ(gu)ɣ ׃lҪ··M ·ǽo늄(dng)C(j)ṩ{(dio){(dio)lԴ׃Q׃l·wϿɷ֞:늉nj늉Դֱ׃Q齻׃lֱ·ĞVݡnjԴֱ׃Q齻׃lֱ·V늸С ֘(gu)lԴ׃Qֱʵġ׃׃a(chn)늉}(dng)ġƽ·Լֱ׃Q齻ʵġ׃ 1ʹõǶOܵ׃ѹlԴ׃QֱԴҲÃɽMw׃(gu)ɿ׃书ʷM(jn)\(yn)D(zhun) 2ƽ·ֱ늉Դ6lʵ}(dng)늉׃a(chn)}(dng)Ҳʹֱ늉׃(dng)늉(dng)늸к}(dng)늉bСr(sh)Դ·(gu)ʡȥ늸вúεƽ· 3׃ͬ෴׃njֱ׃QҪlʵĽ_ĕr(sh)gʹ6(g)_P(gun)(do)ͨP(gun)ͿԵõ3ཻݔ늉pwm׃ʾ_P(gun)r(sh)g늉Ρ ·ǽo늄(dng)C(j)늣늉lʿ{(dio)·ṩ̖Ļ·l늉ġ\(yn)··ġ늉zy·늄(dng)C(j)ġٶșzy·\(yn)·Ŀ̖M(jn)зŴġ(q)(dng)·Լ׃늄(dng)C(j)ġo(h)·M 1\(yn)·ⲿٶD(zhun)صָͬzy·늉̖M(jn)б^\(yn)Q׃ݔ늉l 2늉zy·c·λxzy늉 3(q)(dng)·(q)(dng)··c·xʹ·(do)ͨP(gun) 4ٶșzy·:bڮ늄(dng)C(j)SC(j)ϵٶșzy(tgplg)̖ٶ̖\(yn)·(j)ָ\(yn)ʹ늄(dng)C(j)ָٶ\(yn)D(zhun) 5o(h)·:zy·늉(dng)l(f)^d^늉Ȯr(sh)˷ֹ׃ͮ늄(dng)C(j)pʹ׃ֹͣ늉ֵ
Ƅ(dng)ͨžW(wng) | ͨ˲žW(wng) | ־ | F(tun)(du) | ؟(z) | P(gun)~ |