鍜ㄨ闆昏┍15866185928瀹嬪厛鐢�
1. SPWM娉�
SPWM娉曞緸闆诲嫊(d貌ng)姗�(j墨)渚涢浕闆绘簮鐨勮搴﹀嚭鐧�(f膩)锛岃憲鐪间簬濡備綍鐢�(ch菐n)鐢熶竴鍊�(g猫)鍙(di脿o)闋昏(di脿o)澹撶殑涓夌浉灏�(du矛)绋辨寮︽尝闆绘簮銆傚叿楂旀柟娉曟槸浠ヤ竴鍊�(g猫)姝ｅ鸡娉綔鐐哄熀婧�(zh菙n)娉紙绋辩偤瑾�(di脿o)鍒舵尝锛�锛岀敤涓€鍒楃瓑骞呯殑涓夎娉紙绋辩偤杓夋尝锛夎垏鍩烘簴(zh菙n)姝ｅ鸡娉㈢浉浜�锛岀敱瀹冨€戠殑浜ら粸(di菐n)纰哄畾閫嗚畩鍣ㄧ殑闁�(k膩i)闂�(gu膩n)妯″紡銆傜偤浜嗘彁楂橀€嗚畩鍣ㄧ殑杓稿嚭闆诲骞呭€�锛岄嚌灏�(du矛)SPWM娉�锛屼汉鍊戞彁鍑轰簡婧�(zh菙n)鍎�(y艒u)鍖栬綁(zhu菐n)PWM娉曪紝鍗充笁娆¤娉㈢枈鍔犳硶銆傚湪姝ｅ鸡娉腑娉ㄥ叆涓€瀹氭瘮渚嬬殑涓夋璜ф尝鍚�锛岃(di脿o)鍒舵尝鐨勫箙鍊煎ぇ澶ч檷浣�锛屽湪瑾�(di脿o)鍒舵尝娌�(m茅i)鏈夐亷(gu貌)瑾�(di脿o)鍒剁殑鎯呮硜涓�锛屽彲浣垮熀娉㈠箙鍊艰秴閬�(gu貌)涓夎娉㈠箙鍊�锛屽(sh铆)鐝�(xi脿n)瑾�(di脿o)鍒剁郴鏁�(sh霉)澶т簬1鐨勮(di脿o)鍒躲€傚湪閫欑ó瑾�(di脿o)鍒舵柟寮忎笅锛屾渶澶ц(di脿o)鍒舵瘮鍙彁楂樺埌1.15宸﹀彸锛岀浉鎳�(y墨ng)鐩存祦姣嶇窔闆诲鐨勫埄鐢ㄧ巼鏈€澶у彲鎻愰珮15锛�銆�
2. SVPWM娉�
纾侀張杩借工鍨婸WM娉曞張绋辩偤闆诲绌洪枔鐭㈤噺鑴堝瑾�(di脿o)鍒讹紙SVPWM锛夛紝鑸嘢PWM娉曚笉鍚�锛屽畠鏄緸闆诲嫊(d貌ng)姗�(j墨)鐨勮搴﹀嚭鐧�(f膩)鐨勶紝钁楃溂榛�(di菐n)鍦ㄤ簬濡備綍浣块浕鍕�(d貌ng)姗�(j墨)鐛插緱鍦撶鍫�(ch菐ng)銆傚畠浠ヤ笁鐩稿皪(du矛)绋辨寮︽尝闆诲渚涢浕鏅�(sh铆)浜ゆ祦闆诲嫊(d貌ng)姗�(j墨)鐨勭悊鎯崇閺堝洜?y脿n)姒涢稙?zh菙n)锛岀敤閫嗚畩鍣ㄤ笉鍚岄枊(k膩i)闂�(gu膩n)妯″紡鎵€鐢�(ch菐n)鐢熺殑瀵�(sh铆)闅涚閺�?zh菙n)鍣剁讣?l谩i)杩借工鍩烘簴(zh菙n)纾侀張鍦擄紝鐢辫拷韫ょ殑绲�(ji茅)鏋滄焙瀹氬嚭閫嗚畩鍣ㄧ殑闁�(k膩i)闂�(gu膩n)妯″紡锛屽舰鎴怭WM娉€€傞€嗚畩鍣ㄧ殑闁�(k膩i)闂�(gu膩n)妯″紡鏈�8鍊�(g猫)绌洪枔闆诲鐭㈤噺锛屽叾涓璙0銆乂7鐐洪浂闆诲鐭㈤噺銆係VPWM涓嶅儏浣垮緱闆绘(j墨)杞�(zhu菐n)鐭╄剤鍕�(d貌ng)闄嶄綆锛岄浕娴佹尝褰㈢暩璁婃笡灏�锛岃€屼笖鑸囧嫊(d貌ng)SPWM鎶€琛�(sh霉)鐩告瘮鐩存祦姣嶇窔闆诲鍒╃敤鐜囨湁寰堝ぇ鎻愰珮锛屽湪閫欑ó瑾�(di脿o)鍒舵ā寮忎笅鐩存祦姣嶇窔闆诲鐨勫埄鐢ㄧ巼鏈€澶у彲鎻愰珮15锛�锛屽苟鏄撲簬鏁�(sh霉)瀛楀(sh铆)鐝�(xi脿n)銆�
3. 涓嶉€ｇ簩(x霉)鐨凷VPWM绛栫暐锛圖HPWM锛�
涓嶉€ｇ簩(x霉)鐨凷VPWM鏂规硶鏄繎骞惧勾鎻愬嚭鐨勪竴绋柊绌庣殑闆诲绌洪枔鐭㈤噺鑴堝瑾�(di脿o)鍒剁瓥鐣�锛屽湅(gu贸)澶栨枃鐛�(xi脿n)绋辩偤涓嶉€ｇ簩(x霉)鐨凷VPWM绛栫暐锛圖HPWM锛�锛屽湅(gu贸)鍏�(n猫i)鏈変簺鏂囩珷绋辩偤娣峰拰鍨嬭(di脿o)鍒剁瓥鐣ワ紙HPWM锛夋垨浣庨枊(k膩i)闂�(gu膩n)鎼嶈€楁ā寮忚(di脿o)鍒�銆傚皪(du矛)浜庨€ｇ簩(x霉)PWM瑾�(di脿o)鍒舵柟娉�锛屼笁鐩歌(di脿o)鍒舵尝閮戒綅浜庡叾灏�(du矛)鎳�(y墨ng)杓夋尝鐨勫嘲鍊间箣闁�锛屽洜姝�锛屾墍鏈夌殑閫ｇ簩(x霉)PWM瑾�(di脿o)鍒舵柟娉曪紝鍏堕€嗚畩鍣ㄧ殑闁�(k膩i)闂�(gu膩n)鎼嶈€楅兘鏄浉鍚岀殑锛屼笖鑸囪矤(f霉)杓夐浕娴佺殑鐩歌鐒�(w煤)闂�(gu膩n)銆傞檷浣庨枊(k膩i)闂�(gu膩n)鎼嶈€楁渶绨�(ji菐n)鍠殑鏂规硶灏辨槸浣块枊(k膩i)闂�(gu膩n)鍣ㄤ欢涓嶅嫊(d貌ng)浣�锛屾垨鑰呭湪涓€鍊�(g猫)鍛ㄦ湡涓洝閲忓皯鍕�(d貌ng)浣�銆傚偝绲�(t菕ng)鐨凷VPWM鏂规硶涓浂鐭㈤噺锛圴0鍜孷7锛夌殑浣嶇疆鍦ㄨ剤瀵敓鎴愪腑鏄皪(du矛)绋卞瓨鍦ㄧ殑锛岄浂鐭㈤噺鐨勫皫(d菐o)閫氭檪(sh铆)闁撶浉绛�锛岃€屼笖浣嶇疆鏄浐瀹氱殑锛屼笉鑳芥敼璁�銆傚鏋滀繚鎸佹湁鏁堝皫(d菐o)閫氱煝閲忕殑鏅�(sh铆)闁撲笉璁婏紝閫欐ǎ鍚堟垚鐨勭┖闁撻浕澹撶煝閲忔湁鏁堝€间笉鏈�(hu矛)鍙楀埌褰遍熆锛屽悓鏅�(sh铆)鏀硅畩闆剁煝閲廣0鍜孷7鍦ㄨ剤瀵垎閰嶄腑鐨勪綅缃�锛屼娇闁�(k膩i)闂�(gu膩n)鍕�(d貌ng)浣滅殑娆℃暩(sh霉)娓涘皯锛岄€欏氨鏄笉閫ｇ簩(x霉)鐨凷VPWM鏂规硶銆�
