鎽� 瑕侊細閲濆皪(du矛)鍌崇当(t菕ng)鐨勬摯(ku貌)鏁�/姘у寲鎺у埗绯荤当(t菕ng)婧害鎺у埗绮惧害銆佺敓鐢�(ch菐n)宸ヨ棟鎺у埗鑳藉姏浠ュ強鑷嫊(d貌ng)閬�(y霉n)琛岃兘鍔涜純浣庣殑鐝�(xi脿n)鐙€锛屾彁鍑轰簡涓€绋櫤鑳芥摯(ku貌)鏁�/姘у寲宸ヨ棟鎺у埗绯荤当(t菕ng)銆傝┎绯荤当(t菕ng)浠ュ彲绶ㄧ▼閭忚集鎺у埗鍣紙PLC锛夌偤鏍稿績锛屼互妯$硦鑷暣瀹歅ID绠楁硶鐐烘帶鍒跺櫒锛岄噰鐢∕odbus鍗�(xi茅)璀板(sh铆)鐝�(xi脿n)PLC鑸囧悇瑷�(sh猫)鍌欓€氫俊銆傚湪瑭茬郴绲�(t菕ng)鐨勬帶鍒朵笅锛屽彲鏈夋晥鍦板(sh铆)鐝�(xi脿n)灏�(du矛)鎿�(ku貌)鏁g垚婧害宸ヨ棟鏇茬窔鍜岃紨鍔╁伐钘濈殑鎺у埗锛屽苟鍙湪绶氳嚜鏁村畾PID鍙冩暩(sh霉)锛屽(sh铆)鐝�(xi脿n)浜嗗崐灏�(d菐o)楂旀摯(ku貌)鏁e伐钘濈殑鑷嫊(d貌ng)鍖�锛屾彁楂樹簡婧害鎺у埗绮惧害浠ュ強宸ヤ綔鏁堢巼銆傛噳(y墨ng)鐢ㄧ祼(ji茅)鏋滆〃鏄�锛岃┎婧帶绯荤当(t菕ng)鍏锋湁鑹ソ鐨勮嚜閬╂噳(y墨ng)鎬у拰榄鎬�銆�
闂�(gu膩n)閸佃锛�鎿�(ku貌)鏁�/姘у寲;鍙法绋嬮倧杓帶鍒跺櫒;妯$硦鑷暣瀹歅ID;鎺у埗绮惧害
Abstract: Aiming at the current conditions of traditional diffusion / oxidize control system which precision, ability to produce the control ability of the craft and automatic operation is the getting lower relatively, it is difficult to realize the current situation of centralized management, diffusion / oxidize the control system of the craft after putting forward a kind of intelligence. This system regard programmable logic controller 锛圥LC锛� as core, with fuzzy self-turning PID algorithm for the controller, adopt Modbus agreement to realize PLC and every apparatus communication.Under the control of this system, can realize to the control spreading the temperature craft curve of stove and auxiliary process effectively, and can online to make PID parameter exactly since, realize semiconductor automation to spread craft, have improved the precision and working efficiency of temperature control. Employ the result to indicate, this temperature-controlled system has well adaptively and stupid and excellent.
Key words: Diffusion/oxidize, Programmable logic controller, Fuzzy self-turning PID, Control the precision
0 寮曡█
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Fig.1 Structure chart of the systematic hardware[/align]
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銆€銆€锛�3锛夊伐钘濆弮鏁�(sh霉)瑷�(sh猫)缃晫闈�銆傜郴绲�(t菕ng)鍙瓨鍎�(ch菙)20濂楀伐钘濋厤鏂�锛屾瘡鍊�(g猫)宸ヨ棟閰嶆柟鐢�20鍊�(g猫)宸ヨ棟娈电祫鎴�锛屾瘡鍊�(g猫)宸ヨ棟娈靛彲鍒嗙偤鍗囷紙闄嶏級婧拰鎭掓韩鍏╂銆傚伐钘濆弮鏁�(sh霉)鐣岄潰瑷�(sh猫)缃彲瀵�(sh铆)鐝�(xi脿n)灏�(du矛)姣忔鐨勬韩搴︽暩(sh霉)鍊�銆佹寔绾�(x霉)鏅�(sh铆)闁撱€佹埃璺祦閲�銆佹帹鎷夎垷浣嶇疆绛夊弮鏁�(sh霉)閫�(j矛n)琛岃ō(sh猫)缃�銆�
銆€銆€锛�4锛夊伐钘濇洸绶氱躬鍒剁晫闈�銆傚皣鎺у埗閬庣▼鐨勫弮鏁�(sh霉)浠ユ暩(sh霉)瀛楁柟寮忛’绀�锛屽皣鐖愰珨鐨勪笁榛�(di菐n)婧害浠ュ強瑷�(sh猫)瀹氭韩搴﹀€间互鏇茬窔褰㈠紡椤ず鍦ㄧ暙闈腑銆�
銆€?銆�?锛塒ID鍙冩暩(sh霉)鑷暣瀹歔4]鐣岄潰銆傛牴鎿�(j霉)宸ヨ棟鐨勬韩搴﹁姹�锛岄伕鎿囨暣瀹氭韩搴︼紝绯荤当(t菕ng)闁嬪灏�(du矛)鐖愰珨鍔犳韩骞堕枊濮嬭嚜鏁村畾閬庣▼锛屽(sh铆)鐝�(xi脿n)PID鍙冩暩(sh霉)鐨勬暣瀹�銆�
銆€銆€3.2 妯$硦鑷暣瀹歅ID鎺у埗绠楁硶瑷�(sh猫)瑷�(j矛)[5][6]
銆€銆€PLC浣滅偤绯荤当(t菕ng)鐨勬牳蹇�锛屽畬鎴愬悇绋俊鎭殑妾㈡脯(c猫)銆佽檿鐞�锛屾帶鍒剁畻娉曠殑瀵�(sh铆)鐝�(xi脿n)锛屾帶鍒堕噺鐨勮几鍑虹瓑銆傜郴绲�(t菕ng)瀵�(sh铆)鐝�(xi脿n)鎺у埗鍖呮嫭锛氬皪(du矛)鎿�(ku貌)鏁g垚涔濋粸(di菐n)婧害鐨勫伐钘濇帶鍒�;灏�(du矛)姘i珨娴侀噺宸ヨ棟閬庣▼鐨勬帶鍒�;灏�(du矛)鎿�(ku貌)鏁g垚鐢熺敘(ch菐n)宸ヨ棟鐨勮嚜鍕�(d貌ng)鍖栭亷绋嬫帶鍒躲€傚叾涓皪(du矛)婧害鐨勬帶鍒舵槸鑷抽棞(gu膩n)閲嶈鐨�锛屾帶鍒舵晥鏋滅殑濂藉鐩存帴姹哄畾钁楀崐灏�(d菐o)楂旀摯(ku貌)鏁g殑璩�(zh矛)閲忋€傛湰绯荤当(t菕ng)閲囩敤妯$硦鑷暣瀹歅ID鎺у埗绠楁硶瀵�(sh铆)鐝�(xi脿n)灏�(du矛)婧害鐨勬帶鍒�銆�
銆€銆€妯$硦鎺ㄧ悊鎺у埗绠楁硶绋嬪簭鐨勬祦绋嬪湒濡傚湒2鎵€绀�銆傝▓(j矛)绠楁檪(sh铆)鏈変互涓嬪咕鍊�(g猫)姝ラ锛�
銆€銆€锛�1锛夌⒑瀹氳宸拰瑾ゅ樊璁婂寲鐜囦互鍙婃帶鍒堕噺鐨勮珫鍩�锛屽皣鍜岀殑瀵�(sh铆)闅涜畩鍖栬寖鍦嶅垎鐐�7妾旓紙鑰冩叜鏈帶鍒剁郴绲�(t菕ng)瑕佹眰鎺у埗绮惧害杓冮珮锛�,浣挎瘡涓€妾旇垏鍏惰珫鍩熺殑鏌愬€�(g猫)鍏冪礌鐩稿皪(du矛)鎳�(y墨ng)銆傞€欐ǎ锛岀郴绲�(t菕ng)鐨勬瘡鍊�(g猫)瀵�(sh铆)娓�(c猫)閲忓氨鍙互琚噺鍖栫偤璜栧煙涓殑鏌愬€�(g猫)鍏冪礌銆�
銆€銆€锛�2锛夋湰绯荤当(t菕ng)閫氶亷闆㈢窔瑷�(j矛)绠楀嚭妯$硦鎺у埗琛�锛屽(sh铆)闅涢亱(y霉n)琛屾檪(sh铆)锛孭LC涓荤▼搴忎腑鏂峰煼(zh铆)琛屾煡琛ㄥ瓙绋嬪簭灏卞彲浠ュ緱鍑烘帶鍒堕噺銆�
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鍦�2 妯$硦鎺ㄧ悊瀛愮▼搴�
Fig.2Fuzzy reasoning subprogram[/align]
銆€銆€鍦ㄧ従(xi脿n)鍫�(ch菐ng)鐨勬帶鍒朵腑锛屾ā绯婅嚜鏁村畾PID鎺у埗鍣ㄧ殑榄鎬у挤(qi谩ng)锛屽弮鏁�(sh霉)鑷暣瀹氭槗浜庡(sh铆)鐝�(xi脿n)锛屾帶鍒剁殑绮惧害杓冮珮銆傛瘮鍠磾鐨凱ID鎺у埗鍣ㄥ叿鏈夋洿蹇殑鍕�(d貌ng)鎱�(t脿i)闊挎噳(y墨ng)鐗规€�锛屽叾鎺ф韩鏁堟灉杓冨ソ銆�
銆€銆€3.3 Modbus閫氫俊绋嬪簭瑷�(sh猫)瑷�(j矛)
銆€銆€绯荤当(t菕ng)閲囩敤Modbus鐝�(xi脿n)鍫�(ch菐ng)绺界窔瀵�(sh铆)鐝�(xi脿n)PLC涓荤珯鑸囨韩搴︽娓�(c猫)妯″銆佹埃楂旇唱(zh矛)閲忔祦閲忚▓(j矛)绛夊悇寰炵珯涔嬮枔鐨勯€氫俊銆�
銆€銆€1銆佷互O(sh猫)MRON PLC鐐轰富绔欑殑涓诲緸绔欑殑閫氫俊[6]
銆€銆€绯荤当(t菕ng)閬告搰OMRON CP1H绯诲垪PLC浣滅偤閫氫俊涓荤珯銆侰P1H鏄瓙濮嗛緧鍏徃鎺ㄥ嚭鐨勫姛鑳藉挤(qi谩ng)澶х殑涓€楂斿寲灏忓瀷PLC锛屽畠鐨勫叐鍊�(g猫)涓插彛涓潎鍏�(n猫i)缃殑Modbus-RTU涓荤珯鍔熻兘锛岄倓閰嶇疆浜嗗叐鍊�(g猫)涓茶閫氫俊閬镐欢鏉縍S422/485涓插彛閬镐欢鏉垮拰RS232涓插彛閬镐欢鏉裤€傜郴绲�(t菕ng)閬告搰浣滅偤寰炵珯鐨凧C-9婧害閲囬泦妯″銆佹埃楂旇唱(zh矛)閲忔祦閲忚▓(j矛)鍜屾帹鎷夎垷鍧囧惈鏈塕S485鎺ュ彛涓斿凡缍�(j墨ng)鍏�(n猫i)缃甅odbus鍗�(xi茅)璀帮紝鍏锋湁Modbus-RTU寰炵珯鍔熻兘锛屽彧瑕佹寜鐓х法绋嬫墜鍐�(c猫)閫�(j矛n)琛岀浉鎳�(y墨ng)瑷�(sh猫)缃嵆鍙(sh铆)鐝�(xi脿n)涓荤珯閫氫俊銆�
銆€銆€2銆佸緸绔欑殑閫氫俊娴佺▼
銆€銆€绯荤当(t菕ng)寰炵珯鍖呮嫭JC-9婧害閲囬泦妯″銆佹埃楂旇唱(zh矛)閲忔祦閲忚▓(j矛)鍜屾帹鎷夎垷瑁濈疆锛屽叾涓埃楂旇唱(zh矛)閲忔祦閲忚▓(j矛)鍜屾帹鎷夎垷瑁濈疆璩肩疆鏅�(sh铆)鍧囧収(n猫i)缃甅odbus鍗�(xi茅)璀帮紙姝よ檿涓嶄綔浠嬬垂锛�銆侸C-9婧害閲囬泦妯″鐐鸿嚜琛岀爺鍒剁殑涔濊矾婧害閲囬泦妯″锛屾妯″鍚玆S485鎺ュ彛锛岀敱浜庣郴绲�(t菕ng)閫氫俊閲囩敤Modbus閫氫俊妯″紡锛岄渶鍦ㄦā濉婁笂鑷畾缇㎝odbus寰炵珯鍗�(xi茅)璀�銆傚緸绔欐敹鍒颁富绔欐寚浠�锛屾牴鎿�(j霉)涓荤珯瑕佹眰鍋氬嚭鍥炴噳(y墨ng)銆傚緸绔欒垏涓荤珯闁撻€氫俊涓柗绋嬪簭铏曠悊娴佺▼濡傚湒3鎵€绀�銆�
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鍦�3 寰炵珯Modbus閫氫俊绋嬪簭铏曠悊娴佺▼
Fig.5 The procedure of Modbus communication procedure of the sub site[/align]
5 绲�(ji茅)鏉熻獮
銆€銆€绯荤当(t菕ng)渚濇摎(j霉)鍗婂皫(d菐o)楂旂敓鐢�(ch菐n)閬庣▼涓摯(ku貌)鏁�/姘у寲宸ヨ棟闇€姹傝€岃ō(sh猫)瑷�(j矛)锛岀祼(ji茅)妲�(g貌u)绨�(ji菐n)鍠�銆佹搷浣滅啊(ji菐n)渚裤€佹垚鏈綆銆佸彲闈犳€уソ锛屽彲澶уぇ鎻愰珮婧害鎺у埗绮惧害鍙婂伐钘濋亷绋嬭嚜鍕�(d貌ng)鍖栨按骞�?锛孎(xi脿n)宸插唬娉涙噳(y墨ng)鐢ㄤ簬鍗婂皫(d菐o)楂旂敓鐢�(ch菐n)浼佹キ(y猫)锛屽叿鏈夎壇濂界殑缍�(j墨ng)婵�(j矛)鏁堢泭鍜岀ぞ鏈�(hu矛)鏁堢泭銆�
鍙冭€冩枃鐛�(xi脿n)
銆€銆€[1] Michael Quirk,Julian Serda.鍗婂皫(d菐o)楂斿埗閫犳妧琛�(sh霉)[M].闊撻劖鐢熺瓑璀�. 鍖椾含锛氶浕瀛愬伐妤�(y猫)鍑虹増绀�锛�2004锛�445-447
銆€銆€[2] 鍔夋郡, 瓒欏姞瀵�. 寰(j墨)娓�(c猫)鎺ф妧琛�(sh霉)鍦ㄥ崐灏�(d菐o)楂旀摯(ku貌)鏁f哀鍖栧伐钘濊ō(sh猫)鍌欎腑鐨勬噳(y墨ng)鐢╗J]. 涓湅鍎€鍣ㄥ剙, 2005, 锛�12锛夛細94-96
銆€銆€[3] 閻樿倗鏂�.銆婂彲绶ㄧ▼鎺у埗鍏跺師鐞嗗強鎳�(y墨ng)鐢ㄣ€媅M]. 鑿崡鐞嗗伐澶у(xu茅)鍑虹増绀�, 2004
銆€銆€[4] 鍔夎壏, 寮�?zh铆)鎵塤, 榛冩澅. 澶氬伐浣嶇噿绲�(ji茅)鐖愭櫤鑳芥韩搴︽帶鍒剁郴绲�(t菕ng)鐨勮ō(sh猫)瑷�(j矛)鑸囨噳(y墨ng)鐢�. 鑷嫊(d貌ng)鍖栧剙琛╗J], 2006,锛�11锛夛細48-50
銆€銆€[5] 鐜嬪厛鏄�, 钄″妽鑿�, 鑳℃儫鏂�. PID绠楁硶鍙婂弮鏁�(sh霉)鑷暣瀹氬湪婧帶绯荤当(t菕ng)涓殑瀵�(sh铆)鐝�(xi脿n). 鑷嫊(d貌ng)鍖栧剙琛╗J], 2007,锛�2锛夛細16-18
銆€銆€[6] 鍔夊湅鍏�. 鍩轰簬Fuzzy-PID鐨勮嚜閬╂噳(y墨ng)婧害鎺у埗鍣�. 涓湅鍎€鍣ㄥ剙琛�, 2002,锛�5锛� 锛�19-22
銆€銆€[7] 閮繆, 鍔夋殺, 濮氬嘲鏋�. 鍩轰簬PLC婧帶绯荤当(t菕ng)鐨凱ID鎺у埗鍣ㄧ殑瀵�(sh铆)鐝�(xi脿n). 姗�(j墨)姊板伐绋嬭垏鑷嫊(d貌ng)鍖朳J], 2005,锛�3锛夛細31-33
銆€銆€绗竴浣滆€呭懆绱呴簵锛屽コ锛�1982骞寸敓锛岀従(xi脿n)鐐洪潚宄剁悊宸ュぇ瀛�(xu茅)瑷�(j矛)绠楁(j墨)宸ョ▼瀛�(xu茅)闄㈠湪璁€纰╁+鐮旂┒鐢燂紝涓昏鐮旂┒鏂瑰悜?y脿n)姗�?j矛)绠楁(j墨)鎺у埗鑸囨娓�(c猫)绯荤当(t菕ng)鐨勮ō(sh猫)瑷�(j矛)銆�