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    涓夌浉涓夌窔鍒舵湁婧愰浕鍔涙烤娉㈠櫒锛圓PF锛夊彲浠ュ皪(du矛)鐝�(xi脿n)浠ｉ浕鍔涚郴绲�(t菕ng)涓殑璜ф尝閫�(j矛n)琛岃(b菙)鍎燂紝浣嗘槸鏈夋簮闆诲姏婵炬尝鍣ㄦ湰韬畩娴佸櫒閲囩敤鐨勬槸PWM瑾�(di脿o)鍒舵妧琛�(sh霉)锛岄噰鐢≒WM瑾�(di脿o)鍒舵妧琛�(sh霉)鏈�(hu矛)鐢�(ch菐n)鐢熼珮闋荤殑闁嬮棞(gu膩n)娆¤娉紝閫欎簺楂樻璜ф尝鏈�(hu矛)灏�(du矛)涓€浜涜ō(sh猫)鍌欑敘(ch菐n)鐢熷緢澶х殑闆荤骞叉摼锛屽奖闊胯ō(sh猫)鍌欑殑姝ｅ父閬�(y霉n)琛�^[1-3]銆傛湁婧愰浕鍔涙烤娉㈠櫒灏�(du矛)璜ф尝闆绘祦閫�(j矛n)琛岃(b菙)鍎熸檪(sh铆)锛岄渶瑕佸強鏅�(sh铆)璺熻工鎸囦护闆绘祦銆傜暥(d膩ng)杓稿嚭闆绘姉鍣ㄦ劅閲忛伕鐨勫緢灏忔檪(sh铆)锛岄洊鐒朵繚璀変簡闆绘祦鐨勮窡韫ゆ晥鏋滃嵒閫犳垚闆绘祦鐨勯枊闂�(gu膩n)娆＄磱娉㈠緢澶�锛汚PF鐨勮几鍑洪浕鎶楀櫒鐨勬劅閲忎篃涓嶈兘澶犲お澶�锛屽惁鍓囨⿱鑷傝几鍑洪浕娴佹渻(hu矛)婊悗鎸囦护闆绘祦锛岄€犳垚瑁�(b菙)鍎熸晥鏋滆畩宸€傜敱姝ゅ彲浠ョ湅鍑哄湪閬稿彇灏忔劅閲忛浕鎶楀櫒淇濊瓑闆绘祦璺熻工鏁堟灉鐨勫悓鏅�(sh铆)闇€瑕佸湪骞剁恫(w菐ng)榛�(di菐n)鍔犱笂LCL婵炬尝鐠�(hu谩n)绡€(ji茅)渚嗘烤闄ら枊闂�(gu膩n)娆￠珮闋荤磱娉�^[4]銆�

    鍦ㄦ湁婧愭烤娉㈠櫒骞剁恫(w菐ng)鏅�(sh铆)鍔犱笂LCL婵炬尝鐠�(hu谩n)绡€(ji茅)鍚庡弮鏁�(sh霉)閬稿彇鏈�(hu矛)褰遍熆婵炬尝鏁堟灉锛岀敋鑷抽€犳垚绯荤当(t菕ng)璜ф尟锛屽洜姝ら渶瑕佸厛鍒嗘瀽浜嗚В甯禠CL鐨凙PF鏁�(sh霉)瀛�(xu茅)妯″瀷锛屾壘鍒拌鎸粸(di菐n)浠ュ強鍚堥仼鐨勫弮鏁�(sh霉)锛屽緸鑰屼繚璀夋烤娉㈢殑鏁堟灉鏈€濂姐€�

2  涓夌浉涓夌窔鍒禔PF-LCL鏁�(sh霉)瀛�(xu茅)妯″瀷

    涓夌浉涓夌窔鍒禔PF閲囩敤LCL骞剁恫(w菐ng)鎺ユ硶绲�(ji茅)妲�(g貌u)鍦栧鍦�1鎵€绀�^[5-6]銆�

鍦�1 APF鐨凩CL骞剁恫(w菐ng)鎺ユ硶

    鍦�1涓殑 鐐洪浕缍�(w菐ng)鍋�(c猫)鐩搁浕澹�锛�鐐鸿畩娴佹⿱浜ゆ祦鍋�(c猫)闆诲锛�鐐篈PF杓稿嚭闆绘姉鎰熼噺锛�鐐篖CL闆荤恫(w菐ng)鍋�(c猫)闆绘姉鎰熼噺锛孋鐐篖CL闆诲鍊�锛孯鐐洪浕闃诲€笺€傚皣鍦�1鐨勪笁鐩哥祼(ji茅)妲�(g貌u)妯″瀷绛夋晥鎴愬柈鐩哥殑绲�(ji茅)妲�(g貌u)妯″瀷鐐哄湒2鎵€绀�锛岄樆灏奸浕闃籖鐨勪綔鐢ㄦ槸鎶戝埗璜ф尟銆傛牴鎿�(j霉)鍦�2寰楀埌LCL鐨勬暩(sh霉)瀛�(xu茅)妯″瀷鐐烘柟绋嬬祫锛�1锛夛細

鍦�2 绛夋晥鐨勫柈鐩窵CL妯″瀷

     锛�1锛�

鏂圭▼绲勶紙1锛夌稉(j墨ng)鎷夋櫘鎷夋柉璁婃彌鍚庣殑鍒扮祼(ji茅)妲�(g貌u)妗嗗湒濡傚湒3鎵€绀�銆�

鍦�3 绛夋晥鍠浉LCL妯″瀷绲�(ji茅)妲�(g貌u)妗嗗湒

   鍙互寰楀埌鍌抽仦鍑芥暩(sh霉).

   鍙互寰楀嚭璜ф尟闋荤巼鐐猴細銆�

2  APF-LCL鏁�(sh霉)瀛�(xu茅)妯″瀷鐨勫弮鏁�(sh霉)鍒嗘瀽

    鏍规摎(j霉)鍙冭€冩枃鐛�(xi脿n)[7-8]涓璍CL鍙冩暩(sh霉)鐨勯伕鍙栨柟娉�锛屽苟鑰冩叜鍒癓CL闆诲鍊煎弮鏁�(sh霉)鍦ˋPF涓嶅彲鎺ф暣娴侀爯(y霉)鍏呴浕閬庣▼涓湁杓冨ぇ鐨勫奖闊匡紙渚嬪APF鍟熷嫊(d貌ng)鏅�(sh铆)闄愭祦闆婚樆鐐�51惟锛�40uF闆诲鏅�(sh铆)鏁存祦鍚庣洿娴佸伌(c猫)闆诲绌�(w臎n)瀹氬湪473V锛屾暣娴佹檪(sh铆)鐩存祦鍋�(c猫)闆诲鍏呴浕閬庣▼濡傚湒4鎵€绀猴級锛屽湪APF浠跨湡妯″瀷涓璍CL鍙冩暩(sh霉)鍒嗗垾鍙栧€肩偤琛�1锛屽垎鏋愭敼璁婇浕姘ｅ弮鏁�(sh霉)灏�(du矛)绯荤当(t菕ng)鎬ц兘鐨勫奖闊�銆�

鍦�4 LCL涓瑿鐐�40uF鏅�(sh铆)C涓婇浕澹撴洸绶�

琛�1 LCL鍙冩暩(sh霉)鍙栧€�

    鍒嗙祫灏�(du矛)姣斿垎鏋愬悇鍊�(g猫)鍙冩暩(sh霉)鐨勫奖闊匡細

    锛�1锛塋₁=0.35mH锛孡₂=0.08mH锛孯=1惟锛屾敼璁奀鐨勫€肩偤40uF銆�50uF銆�60uF鏅�(sh铆)灏�(du矛)姣斿偝閬炲嚱鏁�(sh霉)H(S)鐨勪集寰峰湒锛堝鍦�5鎵€绀猴級銆�

鍦�5 涓嶅悓闆诲鍙冩暩(sh霉)bode鍦�

    鐢卞湒5鍙互鐪嬪嚭骞呴牷鐗规€х殑C澧炲ぇ锛岃鎸牷鐜噁_res娓涘皬锛屽悜浣庨牷鍩熺Щ鍕�(d貌ng)銆傚湪浣庨牷娈垫矑鏈変粈涔堣“娓涗綔鐢紝鍦ㄩ珮闋绘灏�(du矛)楂橀牷閮ㄥ垎锛堥珮浜庤鎸牷鐜囩殑閮ㄥ垎锛変互25dB/姣忓崄鍊嶉牷绋嬮€�(j矛n)琛岃“娓�锛岃“娓涙湁鎵€澧炲姞浣嗘槸澧炲姞鐨勯噺寰堝皯锛涚敱鐩搁牷鐗规€у彲浠ョ湅鍑虹浉浣嶈鍋忕Щ璧峰闋荤巼涔熷悜浣庨牷鍩熺Щ鍕�(d貌ng)銆�

锛�2锛塋₁=0.35mH锛孋=50uF锛孯=1惟锛屾敼璁奓₂鐨勫€肩偤0.08mH銆�0.1mH鏅�(sh铆)灏�(du矛)姣斿偝閬炲嚱鏁�(sh霉)H(s)鐨勪集寰峰湒锛堝鍦�6鎵€绀猴級銆�

鍦�6 涓嶅悓闆绘姉鍙冩暩(sh霉)bode鍦�

    鐢卞湒6骞呴牷鐗规€у彲浠ョ湅鍑篖₂鐨勫澶�锛岃鎸牷鐜噁_res娓涘皬锛屽悜浣庨牷鍩熺Щ鍕�(d貌ng)锛屽湪浣庝簬璜ф尟闋荤巼鐨勪綆闋诲煙澧炵泭鐐�0dB锛屾矑鏈夎“娓涗綔鐢�锛屽湪楂樹簬璜ф尟闋荤巼鐨勯珮闋诲煙闁嬪琛版笡灏�(du矛)楂橀牷鐨勮“娓涗綔鐢ㄥ緢鏄庨’锛屽彲浠ユ牴鎿�(j霉)璜ф尟榛�(di菐n)鐪嬪嚭i₂鍦ㄥ亸闆₁鐨勭▼搴�锛屽嵆琛版笡绋嬪害銆傜敱鐩搁牷鐗规€у彲浠ョ湅鍑虹浉浣嶈鍋忕Щ璧峰闋荤巼涔熷悜浣庨牷鍩熺Щ鍕�(d貌ng)銆�

锛�3锛塋₁=0.35mH锛孋=50uF锛孡₂=0.08mH 锛屾敼璁奟鐨勫€肩偤0惟銆�1惟銆�2惟鏅�(sh铆)灏�(du矛)姣斿偝閬炲嚱鏁�(sh霉)H(S)鐨勪集寰峰湒锛堝鍦�7鎵€绀猴級銆�

鍦�7 涓嶅悓闃诲凹闆婚樆鍙冩暩(sh霉)bode鍦�

    鐢卞湒7骞呴牷鐗规€у彲浠ョ湅鍑洪樆灏糝鐨勫澶�锛屾姂鍒惰鎸殑鑳藉姏瓒婂挤(qi谩ng)锛岄樆灏糝鍊煎ぇ浜嗕箣鍚庢渻(hu矛)灏�(d菐o)鑷村湪楂橀牷鍩熷収(n猫i)闆栫劧杓冨ぇ绋嬪害涓婄殑鎶戝埗浜嗚鎸嘲鍊�锛屼絾鏄珮闋诲煙鐨勬烤娉㈡€ц兘璁婂樊锛涢樆灏糝鍊奸亷灏忔渻(hu矛)灏�(d菐o)鑷存姂鍒惰鎸兘鍔涗笉澶�銆傜敱鐩搁牷鐗规€у彲浠ョ湅鍑哄澶ч樆灏糝鍊兼渻(hu矛)灏�(d菐o)鑷寸浉浣嶈鍋忕Щ鐨勯€熷害鍦ㄩ牷鐜囧崌楂樻檪(sh铆)杓冪偤绶╂參銆�

3  APF-LCL浠跨湡绲�(ji茅)鏋�

    寤虹珛涓夌浉涓夌窔APF浠跨湡妯″瀷锛岃娉㈣矤(f霉)杓夐浕娴佸鍦�8鎵€绀�锛岀偤鍏稿瀷鐨勯潪绶氭€ч樆鎬ц矤(f霉)杓夎娉紝THD鍚噺鐐�16.6%锛屼富瑕佸寘鍚�5娆�銆�7娆�銆�11娆°€�13娆¤娉�銆�

鍦�8 鍏稿瀷闃绘€ц娉㈣矤(f霉)杓�

    鏈姞LCL骞剁恫(w菐ng)婵炬尝鍔熻兘锛屽緱鍒扮殑瑁�(b菙)鍎熷悗鐨凾HD鍚噺鐐�1.59%濡傚湒9鎵€绀�銆�

鍦�9 鏈姞LCL鐨凙PF瑁�(b菙)鍎熷悗缍�(w菐ng)鍋�(c猫)闆绘祦

    鍙互鐪嬪嚭10KHZ鐐�200娆¤娉㈠惈閲忔槸姣旇純楂樼殑锛岄噰鐢↙CL鍚庢烤闄ゆ晥鏋滃鍦�10鎵€绀�锛岃(b菙)鍎熷悗鐨凾HD鍚噺鐐�0.95%锛屽皣200娆★紙10KHZ锛�銆�400娆★紙20KHZ锛夐珮闋婚枊闂�(gu膩n)娆¤娉㈢郸琛版笡浜�銆�

鍦�10 鍔燣CL鐨凙PF瑁�(b菙)鍎熷悗缍�(w菐ng)鍋�(c猫)闆绘祦

4  绲�(ji茅)璜�

    鏈枃鍒嗘瀽浜嗗湪涓夌浉涓夌窔鍒禔PF涓姞涓奓CL骞剁恫(w菐ng)婵炬尝鐠�(hu谩n)绡€(ji茅)鐨勬暩(sh霉)瀛�(xu茅)妯″瀷浠ュ強璜ф尟闋荤巼锛岄€氶亷鍒嗘瀽APF-LCL鏁�(sh霉)瀛�(xu茅)妯″瀷鍌抽仦鍑芥暩(sh霉)浼痉鍦栵紝寰楀嚭瑾�(di脿o)鏁村悇鍊�(g猫)闆绘埃鍙冩暩(sh霉)灏�(du矛)APF婵炬尝鏁堟灉鏈変綍绋奖闊�锛屽湪APF-LCL浠跨湡妯″瀷涓皪(du矛)姣斾簡鏈夌劇LCL鐠�(hu谩n)绡€(ji茅)灏�(du矛)婵炬尝鏁堟灉鐨勫奖闊�銆傜敱姝ゅ緱鍑虹祼(ji茅)璜栵細鍦ㄩ伩鍏嶈鎸殑鍩虹(ch菙)涓婂姞涓奓CL鐠�(hu谩n)绡€(ji茅)灏�(du矛)婵鹃櫎APF绯荤当(t菕ng)涓珮娆￠枊闂�(gu膩n)闋荤巼鐨勮娉㈡湁鑹ソ鐨勬晥鏋�銆�

鏂囩珷渚嗘簮锛氥€婂缓绛戦浕姘ｃ€�2014骞寸2鏈�-澧炲垔

鍙冭€冩枃鐛�(xi脿n)

[1] S.Pettersson,M.Salo,and H.Tuusa, 鈥淎pplying an LCL-filter to a four-wire active power filter,鈥漣n 37th  IEEE Power Electronics Specialists Conference, pp. 1鈥�7.

[2] 浠囧織鍑�,妤婃仼鏄燂紝瀛旀綌锛岄櫝鍦嬫煴.鍩轰簬LCL婵炬尝鍣ㄧ殑骞惰伅(li谩n)鏈夋簮闆诲姏婵炬尝鍣ㄩ浕娴侀枆鐠�(hu谩n)鎺у埗鏂规硶[J].涓湅闆绘(j墨)宸ョ▼瀛�(xu茅)鍫�(b脿o)锛�2009,29(18)15-20.

[3] 瓒欎粊寰�,瓒欏挤(qi谩ng)锛屾潕鑺�锛岀帇骞�.LCL婵炬尝鐨勫苟缍�(w菐ng)璁婃彌鍣ㄤ腑闃诲凹闆婚樆褰遍熆鍒嗘瀽[J].闆诲姏绯荤当(t菕ng)鑷嫊(d貌ng)鍖栧(xu茅)鍫�(b脿o)锛�2009,21(6)112-116.

[4] 鐜嬪厗瀹�,妤婂悰,鍔夐€�(j矛n)杌�,鐜嬭簫.璜ф尝鎶戝埗鍜岀劇鍔熷姛鐜囪(b菙)鍎�.鍖椾含:姗�(j墨)姊板伐妤�(y猫)鍑虹増绀綶M ]. 2013

[5] 寮垫啿骞�,鏋楄硣鏃�锛屾潕浜炶タ,瑷辨椽鑿�.LCL婵炬尝鐨凱WM鏁存祦鍣ㄦ柊鍨嬫帶鍒剁瓥鐣J].闆诲伐鎶€琛�(sh霉)瀛�(xu茅)鍫�(b脿o)锛�2007,22(2) 74-77.

[6] 寮垫澅姹�,浠囧織鍑�,鏉庣帀鐜�,闄冲湅鏌�,浣曟箻瀵�.鍩轰簬LCL婵炬尝鍣ㄧ殑楂樼┅(w臎n)鎱�(t脿i)鎬ц兘骞惰伅(li谩n)鏈夋簮闆诲姏婵炬尝鍣╗J].闆诲伐鎶€琛�(sh霉)瀛�(xu茅)鍫�(b脿o)锛�2011,26(6)137-143.

[7] 寮靛湅姒�,闄抽惮,鏉庡畻閳�.骞惰伅(li谩n)鏈夋簮闆诲姏婵炬尝鍣↙CL鍙冩暩(sh霉)鐨勯伕鎿囨柟娉昜J].闆绘脯(c猫)鑸囧剙琛�锛�2011,48(542)44-49.

[8] 寮靛磭宸�锛屽嫉鑸�.PWM鏁存祦鍙婂叾鎺у埗[M].鍖椾含锛氭(j墨)姊板伐妤�(y猫)鍑虹増绀�锛�2003.

浣滆€呯啊(ji菐n)浠嬶細

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