1 IGBT涓昏鐢ㄩ€�
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IGBT鐧�(f膩)灞曡定鍚戞槸楂樿€愬銆佸ぇ闆绘祦銆侀珮閫熷害銆佷綆澹撻檷銆侀珮鍙潬銆佷綆鎴愭湰鐐虹洰妯�(bi膩o)鐨勶紝鐗瑰垾鏄櫦(f膩)灞曢珮澹撹畩闋诲櫒鐨勬噳(y墨ng)鐢�锛岀啊鍖栧叾涓婚浕璺紝娓涘皯浣跨敤鍣ㄤ欢锛屾彁楂樺彲闈犳€э紝闄嶄綆鍒堕€犳垚鏈�锛岀啊鍖栬(di脿o)瑭﹀伐浣滅瓑锛岄兘鑸嘔GBT鏈夊瘑鍒囩殑鍏�(n猫i)鍦ㄨ伅(li谩n)绯�锛屾墍浠ヤ笘鐣屽悇澶у櫒浠跺叕鍙搁兘鍦ㄥギ鍔涚爺绌�銆侀枊鐧�(f膩)锛屼簣浼拌繎2-3骞村収(n猫i)锛屾渻鏈夌獊鐮存€х殑閫�(j矛n)灞�銆傜洰浠婂凡鏈夐仼鐢ㄤ簬楂樺璁婇牷鍣ㄧ殑鏈夐浕澹撳瀷HV-IGBT锛孖GCT锛岄浕娴佸瀷SGCT绛夈€�
2 闂�(gu膩n)鏂锋氮娑岄浕澹�
鍦ㄩ棞(gu膩n)鏂风灛鏅傛祦閬嶪GBT鐨勯浕娴�锛岃鍒囨柗鏅傝€岀敘(ch菐n)鐢熺殑鐬檪闆诲銆傚畠鏄洜甯堕浕鍕曟(j墨)鎰熸€ц矤(f霉)杓夛紙L锛夊強闆昏矾涓紡闆绘劅锛圠p锛夛紝鍏剁附鍊糒锛妏 = L + Lp鍓嘨p锛� = Vce + Vp鑰孷p = L锛妏 di/dt鍦ㄦサ绔儏娉佷笅灏囩敘(ch菐n)鐢烿p锛� Vces锛堥瀹氶浕澹擄級灏�(d菐o)鑷村櫒浠剁殑鎼嶅鐧�(f膩)鐢�锛岀偤姝よ閲囧彇鐩″彲鑳芥笡灏忛浕鎰燂紙L锛夛紝闆昏矾涓殑婕忛浕鎰燂紙Lp锛夆€旂敱鍣ㄤ欢鍒堕€犵祼(ji茅)妲�(g貌u)鑰屽畾锛屼緥鍚堢悊鍒嗗竷锛岀府鐭埌绶氶暦搴�锛岄仼鐣�(d膩ng)鍔犲娓涘帤绛�銆�
3 鎭㈠京(f霉)娴秾闆诲
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4 绶╂矕闆昏矾褰㈠紡
鐢ㄤ互鎺у埗闂�(gu膩n)鏂锋氮娑岄浕澹撳拰鎭㈠京(f霉)娴秾闆诲锛屼互娓涘皯妯″鐨勯枊闂�(gu膩n)鎼嶈€楀強鐬檪閬庨浕澹撳€艰€岄噰鐢ㄧ殑銆傞洊鐒禝GBT鍏锋湁寮�(qi谩ng)澶х殑闁嬮棞(gu膩n)瀹夊叏宸ヤ綔鍗€(q奴)锛屼絾闇€鎺у埗鐬檪闆诲鍊�锛岃€岀珐娌栭浕璺湪姣忔闁嬮棞(gu膩n)寰挵(hu谩n)涓兘鍙€氶亷IGBT鏀鹃浕锛屾晠鏈変竴瀹氬姛鑰楃敘(ch菐n)鐢燂紝浣嗚兘纰轰繚浣跨敤鐨勫畨鍏�銆�
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鍦�1 閫氱敤IGBT绶╂矕闆昏矾[/align]
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5 娓涘皬鍔熺巼闆昏矾鐨勯浕鎰�
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6 鎺ュ湴鍥炶矾褰㈠紡
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鍦�2 閬垮厤鎺ュ湴鍥炶矾鍣伈[/align]
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7 IGBT鐨勬悕鑰�
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8 闂�(gu膩n)浜庣祼(ji茅)婧殑澶у皬
IGBT妯″鐨勮姱鐗囨渶澶ч瀹氱祼(ji茅)婧槸150鈩冿紝鍦ㄤ换浣曞伐浣滄浠朵笅锛岄兘涓嶅厑瑷辫秴閬�锛屽惁鍓囪鐧�(f膩)鐢熺啽鎿婄┛鑰岄€犳垚鎼嶅锛屼竴鑸鐣欎綑鍦�锛屽湪鏈€鎯″姡姊濅欢涓�锛岀祼(ji茅)婧檺瀹氬湪125鈩冧互涓嬶紝浣嗚姱鐗囧収(n猫i)绲�(ji茅)婧洠(ji膩n)娓湁闆e害锛屾墍浠ヨ畩闋诲櫒鐨処GBT妯″锛岄兘鍦ㄦ暎鐔卞櫒琛ㄩ潰瑁濇湁婧帶闁嬮棞(gu膩n)锛屽叾鍊煎湪80-85鈩冧箣闁�锛岀暥(d膩ng)閬�(d谩)鍒版婧害鏅�锛屽嵆鍥犻亷鐔变繚璀�(h霉)鍕曚綔锛屽緸鑰岃嚜鍕曞仠姗�(j墨)锛屼互纰轰繚IGBT鐨勫畨鍏ㄣ€備害鏈夌敤鐔辨晱闆婚樆銆�
9 鏁g啽鍣ㄧ殑瀹夎
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