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鍦�1 渚涙殩绡€(ji茅)鑳界郴绲�(t菕ng)绲愭绀烘剰鍦�
Fig.1 configuration of the boiler heating system[/align]
銆€銆€1.1 闆嗕腑鎺у埗鍣ㄨō瑷�
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鍦�2 闆嗕腑鎺у埗鍣ㄧ郴绲�(t菕ng)妗嗗湒
Fig.2 circuit of intelligent control system[/align]
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鍦�3 鐢ㄦ埗鏁�(sh霉)瀛楁韩搴︽脯閲忓剙闆昏矾妗嗗湒
Fig.3 circuit of numeric tempreture-measurement[/align]
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銆€銆€1.3 铦堕枼闆绘鎺у埗绯荤当(t菕ng)瑷▓
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鍦�4 铦堕枼闆绘鎺у埗绯荤当(t菕ng)妗嗗湒
Fig.4 control system of butterfly valve[/align]
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鍦�5 闆诲嫊铦堕枼绲愭绀烘剰鍦�
Fig.5 configuration of butterfly valve[/align]
2 杌熶欢绯荤当(t菕ng)瑷▓
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鍦�6 PC姗熺郴绲�(t菕ng)杌熶欢鐣岄潰
Fig.6 soft interface of PC system[/align]
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鍙冭€冩枃鐛�:
銆€銆€[1]閮殦锛岄粌鑿�.閬犵▼鏁�(sh霉)鎿�(j霉)閲囬泦鎺у埗鍒嗗竷寮忕郴绲�(t菕ng)瑷▓[J].寰▓绠楁淇℃伅锛�2006锛�6-1锛�137-138
銆€銆€[2]绋嬪嚤,瀛厠,鏇瑰亯,绛�.2004.RS-485绺界窔鐞嗚珫鍙婃噳鐢ㄥ垎鏋怺M].涓湅娴锋磱澶у鐗╃悊绯�.
銆€銆€[3]闄虫案淇�.2002.婧害鍌虫劅鍣ㄧ殑閬告搰绛栫暐[J].闆诲瓙鐢㈠搧涓栫晫.
銆€銆€[4]榫斿缓鍋�.2001.娣烘瀽PC姗熶覆鍙i€氳▕娴佹帶鍒禰J/OL].榫斿缓鍋夋妧琛撲富闋�,[2005-3-12].http://www.gjwtech.com/scomm/scpccommflowcontrol.htm.
銆€銆€[5]Mario de Sousa.2001.RS232 - RS485 converters[M]. the Automation List dept.
銆€銆€[6]瀛織鍓�.2001.VB瑷晱鏁�(sh霉)鎿�(j霉)搴殑鏂规姣旇純[J/OL].椋涢偿宸ヤ綔瀹�,[2005-5-12].http://www.hktk.com/soft/program/article/vb/vb284.html.