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LED灞忓箷鐨勫嚭鐝�(xi脿n)锛岃畵浜哄�戠殑鐢熸椿璁婂緱鏇村姞鏈夊厜褰�銆傞偅涔圠ED灞忓箷鐨勬�ц兘濂�锛岀┅(w臎n)瀹氶珮锛岀暙闈㈡竻鏅板凡缍�(j墨ng)鎴愮偤鐝�(xi脿n)浠ｇぞ鏈�(hu矛)鐨勪笉鍙己灏戠殑锛屼絾宸ュ粻鐪惧锛孡ED鍏ㄥ僵灞忛’绀轰笉瀹屾暣鐨勫晱椤屼緷鐒跺瓨鍦ㄣ�侺ED鍏ㄥ僵灞忛’绀轰笉鍏ㄧ殑鍘熷洜鍙兘鏈変互涓嬪咕榛�(di菐n)锛歭ed鍏ㄥ僵灞�1锛岄浕澹撲笉鍖归厤銆傚鏋淟ED灞忓箷浣跨敤鐨勯浕澹撲笉鑳介仼閰嶈┎灞忓箷锛屽氨鏈�(hu矛)灏�(d菐o)鑷碙ED鍏ㄥ僵灞忓箷椤ず涓嶅畬鏁淬��2锛屽睆骞曟晠闅溿�侺ED灞忓箷鐢辫ū澶氶浂閮ㄤ欢绲勬垚锛屽鎺у埗鍣ㄦ澘銆佸姛鏀炬澘銆佹帴鏀舵澘銆佺櫦(f膩)灏勫櫒绛夛紝鐣�(d膩ng)鍏朵腑鏌愪竴闆朵欢鍑虹従(xi脿n)鏁呴殰鏅�(sh铆)锛屽氨鏈�(hu矛)灏�(d菐o)鑷碙ED灞忓箷椤ず涓�
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寤剁簩(x霉)鎴跺鐢�(ch菐n)鍝佷竴璨殑鍎�(y艒u)鐣版�ц兘锛屽啀娆″皪鐢�(ch菐n)鍝侀��(j矛n)琛屽崌绱�(j铆)锛屾埗澶朙ED椤ず灞忓皣瀵�(sh铆)鐝�(xi脿n)鍏ㄧ郴绡�(ji茅)鑳�銆傜郸瀹㈡埗鏇存サ鑷寸殑鐢�(ch菐n)鍝佸拰鏈嶅嫏(w霉)楂旈(y脿n)锛岀偤瀹㈡埗绡�(ji茅)绱勬洿澶氶浕璨�(f猫i)绛夐亱(y霉n)鐕熸垚鏈�锛屽壍(chu脿ng)閫犲晢妤�(y猫)鍍�(ji脿)鍊兼洿澶у寲銆侺ED鍏ㄥ僵灞� 鎴跺绡�(ji茅)鑳藉ぇ灞忕殑鏅�(sh铆)浠ｅ凡缍�(j墨ng)渚嗚嚚 鎶�琛�(sh霉) 宸茬稉(j墨ng)鎴愮啛鐩墠锛屾埗澶栧叏绯诲垪鐢�(ch菐n)鍝佹閫愭闁嬪鍒囨彌DSPWM绡�(ji茅)鑳介﹨(q奴)鍕�(d貌ng)IC鍔�4V闆绘簮渚涢浕鐨勬埗澶栫瘈(ji茅)鑳芥柟妗�锛岄’绀烘晥鏋滈��(j矛n)涓�姝ユ彁楂�锛屾暣灞忔噳(y墨ng)鐢ㄧ瘈(ji茅)鑳�25%-30%銆侱SPWM椹�(q奴)鍕�(d貌ng)IC鍔�4V闆绘簮渚涢浕绡�(ji茅)鑳芥柟妗堟埗澶朙ED椤ず灞忕瘈(ji茅)鑳芥柟妗�锛�
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