�UҺ�ٟ�̎�ÿ��ϵ�y(t��ng)��O(sh��)Ӌ(j��)

��r(sh��)�g��2014-06-03 14:13 ��Դ��Ї�(gu��)�h(hu��n)��a(ch��n)�I(y��) ��: ��x��2405

ժҪ:��B��ᘌ�(du��)�UҺ�ٟ�̎��M(j��n)�еĿ��ϵ�y(t��ng)��PID��Ę�(g��u)�ɡ��O(sh��)Ӌ(j��)�͑�(y��ng)��,��Y(ji��)�Ϸٟ�̎��ϵ�y(t��ng)��̼��g(sh��)Ҫ�c(di��n),��ͨ�^��O(sh��)Ӌ(j��),��(sh��)�F(xi��n)�˷�(w��n)��ҹ��ȫ��ķٟ��b�ÿ��ϵ�y(t��ng)��

�P(gu��n)�I�~:�UҺ;�ٟ�̎��ϵ�y(t��ng);PLC;��λ;��λ

��

��I(y��)��a(ch��n)�^��Е�(hu��)�a(ch��n)��ďUˮ�͏UҺ,��д󲿷ֶ��Բ��ó�Ҏ(gu��)��ʽ̎��,��(du��)�ڲ��֌��Σ�U(xi��n)�U�ﷶ��ĸߝ�ȏUˮ�͏UҺ��y(t��ng)�ķ��o��(sh��)�F(xi��n)��o��̎��,��ٟ�̎��ʽ�đ�(y��ng)�Ì�(du��)�ˆ��}�Ľ�Q��һ��(g��)��x��,��Σ�U(xi��n)�U��ķٟ�̎��ָͨ�^�ٻ�ȼ��Σ�U(xi��n)�U��ʹ֮�ֽⲢ�o��^��[1]��(gu��)��ᘌ�(du��)�ٟ�̎��^��˾��wȫ��Ҏ(gu��)��Ҫ��,��Ȼ��ĿǰһЩ��\(y��n)�I(y��ng)�ķٟ�̎��ϵ�y(t��ng)��f�Ŀ��Ʒ�ʽ��̎��^�̺��ŷŘ�(bi��o)��(zh��n)�ѽ�(j��ng)��ܝM�㌍(sh��)�H��(y��ng)�õ�Ҫ��,��늚��O(sh��)��Ĳ��ڿ��_(t��i)��ͨ�^�ք�(d��ng)��o��(zh��)�Є�(d��ng)��,��(du��)늙C(j��),��õ��\(y��n)�Р�r��Д�ֻ��ͨ�^Ѳ�zӛ䛲��ܵõ�,��(sh��)��Ķ��΃x��b��늚��,��y�ڵ�һ�r(sh��)�g�Д�ٟ�̎��ϵ�y(t��ng)��\(y��n)�Р�B(t��i)��Ҫ�Ĺ�ˇ��(sh��)�H��(j��ng)�(y��n)��(g��)�ք�(d��ng)�{(di��o)��,��o��(g��)ϵ�y(t��ng)�ķ�(w��n)��ܼ��r(sh��)�@��ͻ�l(f��)�Ĉ�(b��o)��¼��Ϣ,��(du��)��Q��F(xi��n)�Ć��}ȱ��ָ��(d��o)�Եȵ�,��Ķ��oϵ�y(t��ng)�\(y��n)�Ў��T�಻��Ҫ��YԴ��M(f��i)��o��ϵ�y(t��ng)�\(y��n)�еķ�(w��n)��Ϳɳ��m(x��)��,��ڰ�ȫ��Ҳ��ںܴ��[��

��O(sh��)Ӌ(j��)��Ԅ�(d��ng)��ϵ�y(t��ng)��о��w,��Y(ji��)�Ϸٟ�̎��ϵ�y(t��ng)�O(sh��)��\(y��n)�е��c(di��n),��M(j��n)�зٟ��b�ÿ��ϵ�y(t��ng)�O(sh��)Ӌ(j��)��Ķ��_(d��)��UҺ�ٟ��b�õ��a(ch��n)Ч��,��߰�ȫ��ܡ��p��ˆT��M(f��i)��Ŀ��(bi��o),��Ķ��^��y(t��ng)�Ąڄ�(d��ng)�ܼ��ҟoӋ(j��)��Ҏ(gu��)�ɵ��I(y��)��ʽ,��

�鿴ȫ����http://www.caepi.org.cn/magazine/t/2612/350638/356937.html

����D(zhu��n)�d��ǳ��ڂ��f��Ϣ֮Ŀ�ġ��Ё�Դ��(bi��o)ע�e(cu��)�`��ַ��ĺϷ��(qu��n)��,��Ո(q��ng)��߳֙�(qu��n)��C��c��W(w��ng)(li��n)ϵ��҂��r(sh��)��,��h��,��x�x��