逆变器初学者必看制作秘笈(全部资料)

閫嗗彉鍣ㄥ垵瀛﹁€呭繀鐪嬪埗浣滅绗堬紙鍏ㄩ儴璧勬枡锛?

鑷粠鍏竷浜?KW姝ｅ鸡娉㈤€嗗彉鍣ㄧ殑鍒朵綔杩囩▼鍚庯紝鏈変笉灏戞湅鍙嬫潵淇★紝鎻愯繖鏍烽偅鏍风殑闂锛屽緢澶氶兘鏄薄鎴戣繖鏍风殑鍒濆鑰呫€備负姝わ紝鎴戣姳浜嗚繎涓€涓湀鐨勬椂闂达紝鍒朵綔浜嗚繖鍙?00W鐨勬寮︽尝閫嗗彉鍣紝骞跺皢姝ゅ彴鏈哄櫒鐨勫埗浣滆繃绋嬪拰鍚勪綅濂藉弸鍦ㄦ鍒嗕韩锛岃皑姝ょ尞缁欐浘缁忓拰鎴戜竴鏍风殑閫嗗彉鍣ㄥ垵瀛﹁€咃紝濡傛偍鑳芥湁鎵€鏀惰幏锛屽苟涓句竴鍙嶄笁锛屽皢鏄垜姝ゆ鍒嗕韩鐨勬渶澶х殑鏀惰幏銆?

璇ユ満鍏锋湁浠ヤ笅鐗圭偣锛?

1.SPWM鐨勯┍鍔ㄦ牳蹇冮噰鐢ㄤ簡鍗曠墖鏈篠PWM鑺墖锛孴DS2285锛屾墍浠ワ紝SPWM椹卞姩閮ㄥ垎鐩稿绾‖浠舵潵璁诧紝姣旇緝绠€鍗曪紝鍒朵綔瀹屾垚鍚庤璋冭瘯鐨勪笢瑗垮緢灏戯紝鎵€浠ワ紝姣旇緝瀹规槗鎴愬姛銆?

2.鎵€鏈夌殑PCB鍏ㄩ儴閲囩敤浜嗗崟闈㈡澘锛屼究浜庡ぇ瀹跺埗浣滐紝鍥犱负锛屽緢澶氱埍濂借€呴兘浼氳嚜宸插仛鍗曢潰鐨凱CB锛屾湁鐨勭敤鎰熷厜娉曪紝鏈夌偣鐢ㄧ儹杞嵃娉曪紝绛夌瓑锛岃繖鏍凤紝灏变笉鐢ㄩ夯鐑CB鍘傚浜嗭紝鑷凡鍦ㄥ閲屽氨鍙互鍋氬嚭鏉ワ紝褰撶劧锛屼富瑕佺殑鐩殑鏄渷閽憋紝鐜板湪鐨凱CB鍘傚澶墰浜嗭紝鏈夌偣鑻ヤ笉璧凤紙鎴戞槸涓囦笉寰楀凡鎵嶅幓鎵綪CB鍘傚鐨勶級銆?

3.璇ユ満鎵€鏈夌殑鍏冧欢鍙婃潗鏂欓兘鍙互鍦ㄦ窐瀹濈綉涓婁拱鍒帮紝鏈変簡缃戣喘鐪熺殑寰堟柟渚匡紝蹇€掗€佸埌瀹讹紝浣犺浠€涔堟湁浠€涔堛€?

濡傛灉PCB娌℃湁鍋氶敊锛屽鏋滃厓鍣ㄤ欢娌℃湁闂锛屽鏋滀綘瀵归€嗗彉鍣ㄦ湁涓€瀹氱殑鍩虹锛屾垜淇濊瘉浣犲埗浣滄垚鍔燂紝褰撶劧锛岄噷闈㈡湁寰堝涓滆タ瑕佽嚜宸插姩鎵嬪仛鐨勶紝鍙互灏戒韩鑷凡鍔ㄦ墜鐨勪箰瓒ｃ€?

4.鍔熺巼鍙湁600W锛屼竴鑸鏉ワ紝鍔熺巼灏忕偣瀹规槗鎴愬姛锛屾棦鍙互鍋氬疄楠屼篃鏈変竴瀹氱殑瀹炵敤鎬с€?

涓嬮潰鏄牱鏈虹殑鐓х墖鍜屽伐浣滄尝褰細

涓€銆佺數璺師鐞嗭細

璇ラ€嗗彉鍣ㄥ垎涓哄洓澶ч儴鍒嗭紝姣忎竴閮ㄥ垎鍋氫竴鍧桺CB鏉裤€傚垎鍒槸“鍔熺巼涓绘澘”锛?ldquo;SPWM椹卞姩鏉?rdquo;锛?ldquo;DC-DC椹卞姩鏉?rdquo;锛?ldquo;淇濇姢鏉?rdquo;銆?

1.鍔熺巼涓绘澘锛?

鍔熺巼涓绘澘鍖呮嫭浜咲C-DC鎺ㄦ尳鍗囧帇鍜孒妗ラ€嗗彉涓ゅぇ閮ㄥ垎銆傝鏈虹殑BT 鐢靛帇涓?2V锛屾弧鍔熺巼鏃讹紝鍓嶇骇宸ヤ綔鐢垫祦鍙互杈惧埌55A浠ヤ笂锛孌C-DC鍗囧帇閮ㄥ垎鐢ㄤ簡涓€瀵?90N08锛岃繖绉?47灏佽鐨勭墰绠★紝鍙鏁ｇ儹鍋氬埌浣嶏紝涓€瀵瑰氨鍙互杈撳嚭600W锛屼篃鍙互鐢↖RFP2907Z锛岃緭鍑鸿兘鍔涘樊涓嶅锛屼环鏍间篃宸笉澶氥€備富鍙樺帇鍣ㄧ敤浜咵E55鐨勭鑺紝鍏跺疄锛屽氨600W鑰岃█锛岀敤EE42涔熻冻澶熶簡锛屾垜鏄负浜嗙粫鍒舵柟渚匡紝鍔犱笂EE55鏄幇瀛樻湁鐨勶紝灏辩敤浜咵E55銆傚叧浜庝富鍙樺帇鍣ㄧ殑缁曞埗锛屼笅闈㈠啀璇︾粏浠嬬粛銆傚墠绾ф帹鎸介儴鍒嗙殑渚涚數閲囩敤瀵圭О骞宠鏂瑰紡锛岃繖鏍峰仛鏈変簩涓ソ澶勶紝涓€鏄彲浠ヤ繚璇佸ぇ鐢垫祦鏃剁殑浜屼釜鍔熺巼绠″伐浣滅姸鎬佺殑瀵圭О鎬э紝淇濊瘉涓嶄細鍑虹幇鍗曡竟鍙戠儹鐜拌薄锛涗簩鏄彲浠ュ噺灏慞CB鍙嶉潰鍫嗛敗灞傜殑鐢垫祦瀵嗗

害锛屽綋鐒讹紝涔熷彲浠ュぇ澶у噺灏忓洜涓虹數娴佷笉骞宠寮曡捣鐨勫共鎵般€傞珮鍘嬫暣娴佸揩閫熶簩鏋佺锛岀敤鐨勬槸TO220灏佽鐨凴HRP8120锛岃繖绉嶇瀛愬彲闈犳€у緢濂斤紝鎴戠敤鐨勬槸浜屾墜绠★紝鎵?鍏冮挶涓€涓€傞珮鍘嬫护娉㈢數瀹规槸470uf/450V鐨勶紝鍦ㄥ彲鑳界殑鎯呭喌涓嬶紝灏藉彲鑳界敤鐨勫閲忓ぇ涓€浜涳紝瀵规敼鍠勯珮鍘嬮儴鍒嗙殑璐熻浇鐗规€у拰鍑忓皯骞叉壈閮芥湁濂藉銆侶妗ラ儴鍒嗙敤鐨勬槸4涓狪RFP460锛岃€愬帇500V锛屾渶澶х數娴?0A锛屼篃鍙互鐢ㄦ€ц兘宸笉澶氱殑绠″瓙浠ｆ浛锛岀敤鍐呴樆灏忕殑绠″瓙鍙互鎻愰珮鏁存満鐨勯€嗗彉鏁堢巼銆侶妗ラ儴鍒嗙殑鐢佃矾閲囩敤鐨勫父瑙勭數璺€?

涓嬮潰鏄姛鐜囦富鏉跨殑PCB鎴浘锛岄暱瀹戒负200X150MM锛屽洜涓猴紝杩欓儴鍒嗙殑鐢佃矾姣旇緝绠€鍗曪紝鎵€浠ワ紝鎴戞病鏈夌敾鍘熺悊鍥撅紝鏄洿鎺ョ敾浜哖CB鍥剧殑銆傝鏉垮竷鏉挎椂锛屾浘寰楀埌濂藉弸鐨勬彁绀哄府鍔╋紝鐗瑰湪姝よ〃绀烘劅璋€?

2. SPWM椹卞姩鏉?

鍜屾垜鐨?KW鏈哄櫒涓€鏍凤紝SPWM鐨勬牳蹇冮儴鍒嗛噰鐢ㄤ簡寮犲伐鐨凾DS2285鍗曠墖鏈鸿姱鐗囥€傚叧浜庤鑺墖鐨勮缁嗕粙缁嶏紝杩欓噷涓嶈璇翠簡銆俇3,U4缁勬垚鏃跺簭鍜屾鍖虹數璺紝鏈骇杈撳嚭鐢ㄤ簡4涓?50鍏夎棔锛孒妗ョ殑浜屼釜涓婄鐢ㄤ簡鑷妇寮忎緵鐢垫柟寮忥紝杩欐牱鍋氱殑鐩殑鏄畝鍖栫數璺紝鍙互涓嶇敤闅旂鐢垫簮銆?

鍥犱负BT鐢靛帇浼氬湪10-15V涔嬮棿鍙樺寲锛屼负浜嗗彲闈犻┍鍔℉妗ワ紝鍏夎棔250鐨勫浘鑵捐緭鍑虹骇宸ヤ綔鐢靛帇涓€瀹氳鍦?2-15涔嬮棿锛屼笉鑳戒綆浜?2V锛屽惁鍒欏彲鑳戒娇H妗ュ姛鐜囩瑙﹀彂澶辫触銆傛墍浠ワ紝杩欓噷鐢ㄤ簡涓€涓狹C34063锛圲9锛夛紝鎶夿T鐢靛帇鍗囪嚦15V锛堣鍗囧帇鐢佃矾鐢遍挓宸ユ彁渚涳級锛屽疄楠岃瘉鏄庯紝杩欐柟寮忓崄鍒嗘湁鏁堛€?

鏁翠釜SPWM椹卞姩鏉匡紝閫氳繃J1,J2鎻掑彛鍜屽姛鐜囨澘鎺ラ€氾紝鍚勬彃閽堣鏄庡涓嬶細

J2:

2P-4P; 7P-9P; 13P-15P; 18P-20P 鍒嗗埆涓篐妗?涓姛鐜囩鐨勯┍鍔ㄥ紩鑴?

23P-24P涓轰氦娴佺ǔ鍘嬪彇鏍风數鍘嬬殑杈撳叆绔€?

J1:

1P涓?285杈撳嚭鑷冲墠绾?525绗?0P鐨勪繚鎶や俊鍙疯繛鎺ョ锛屼竴鏃︿繚鎶ょ數璺惎鍔紝2285鐨?2P杈撳嚭楂樼數骞筹紝閫氳繃璇ユ帴鍙ｆ彃閽堝埌鍓嶇骇3525鐨?0P锛屽叧闂墠绾ц緭鍑恒€?

6P-7P-8P涓哄湴GND銆?

9P鎺ヤ繚鎶ょ數璺殑杈撳嚭绔紝鐢ㄤ簬鍏抽棴鍚庣骇SPWM杈撳嚭銆?

10P-11P鎺T鐢垫簮銆?

涓嬮潰鏄疭PWM椹卞姩鏉跨殑鐢靛師鐞嗗浘鍜孭CB鎴浘锛?

3.DC-DC椹卞姩鏉?

DC-DC鍗囧帇椹卞姩鏉匡紝閲囩敤鐨勬槸寰堝父瑙佺殑绾胯矾锛岀敤涓€鐗嘢G3525瀹炵幇PWM鐨勮緭鍑猴紝鍚庣骇鐢ㄤ簩缁勫浘鑵捐緭鍑猴紝缁忓疄楠岋紝濡傛灉鐢ㄤ竴瀵?90N08锛屽浘鑵鹃儴鍒嗗彲浠ョ渷鐣ワ紝鐩存帴鐢?525椹卞姩灏卞浜嗐€傚洜涓鸿繖DC-DC椹卞姩鏉匡紝鍜屾垜鐨?000W鏈轰笂鐨勬帴鍙ｆ槸閫氱敤鐨勶紝鎵€浠ユ湁鍙岀粍杈撳嚭锛岃鏈轰笂鍙敤浜嗕竴缁勩€傛澘涓婃湁浜屼釜灏忔寜閽紑鍏筹紝S1,S2锛孲1鏄紑鏈虹殑