耐候銹鋼板厚度精度的系統控制

　　厚(hou)(hou)(hou)(hou)(hou)度(du)(du)(du)(du)(du)是耐(nai)候銹(xiu)(xiu)(xiu)鋼(gang)(gang)板(ban)的(de)(de)基本(ben)尺寸，厚(hou)(hou)(hou)(hou)(hou)度(du)(du)(du)(du)(du)精(jing)(jing)(jing)度(du)(du)(du)(du)(du)是耐(nai)候銹(xiu)(xiu)(xiu)鋼(gang)(gang)板(ban)極其重(zhong)要的(de)(de)質量(liang)指(zhi)標。為了獲得具有相同(tong)板(ban)差和(he)(he)不(bu)同(tong)板(ban)差的(de)(de)高(gao)(gao)精(jing)(jing)(jing)度(du)(du)(du)(du)(du)板(ban)，并提高(gao)(gao)耐(nai)候銹(xiu)(xiu)(xiu)鋼(gang)(gang)板(ban)的(de)(de)厚(hou)(hou)(hou)(hou)(hou)度(du)(du)(du)(du)(du)精(jing)(jing)(jing)度(du)(du)(du)(du)(du)和(he)(he)成品(pin)率(lv)，必須不(bu)斷開發(fa)和(he)(he)應用各種(zhong)先進的(de)(de)自動(dong)(dong)厚(hou)(hou)(hou)(hou)(hou)度(du)(du)(du)(du)(du)控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)系統(tong)。當(dang)今(jin)耐(nai)候銹(xiu)(xiu)(xiu)鋼(gang)(gang)板(ban)軋制(zhi)(zhi)(zhi)中使用的(de)(de)自動(dong)(dong)厚(hou)(hou)(hou)(hou)(hou)度(du)(du)(du)(du)(du)控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)系統(tong)有多種(zhong)，包(bao)括電動(dong)(dong)自動(dong)(dong)厚(hou)(hou)(hou)(hou)(hou)度(du)(du)(du)(du)(du)控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)、液(ye)壓自動(dong)(dong)厚(hou)(hou)(hou)(hou)(hou)度(du)(du)(du)(du)(du)控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)、監控(kong)(kong)(kong)(kong)自動(dong)(dong)厚(hou)(hou)(hou)(hou)(hou)度(du)(du)(du)(du)(du)控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)、前饋自動(dong)(dong)厚(hou)(hou)(hou)(hou)(hou)度(du)(du)(du)(du)(du)控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)和(he)(he)精(jing)(jing)(jing)密測厚(hou)(hou)(hou)(hou)(hou)儀(yi)厚(hou)(hou)(hou)(hou)(hou)度(du)(du)(du)(du)(du)控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)系統(tong)等。耐(nai)候銹(xiu)(xiu)(xiu)鋼(gang)(gang)板(ban)軋機的(de)(de)耐(nai)候銹(xiu)(xiu)(xiu)鋼(gang)(gang)板(ban)厚(hou)(hou)(hou)(hou)(hou)度(du)(du)(du)(du)(du)精(jing)(jing)(jing)度(du)(du)(du)(du)(du)是指(zhi)當(dang)它(ta)們用于工業生產時，通過在(zai)耐(nai)候銹(xiu)(xiu)(xiu)鋼(gang)(gang)板(ban)軋機上使用不(bu)同(tong)的(de)(de)自動(dong)(dong)厚(hou)(hou)(hou)(hou)(hou)度(du)(du)(du)(du)(du)控(kong)(kong)(kong)(kong)制(zhi)(zhi)(zhi)方法(fa)和(he)(he)方法(fa)，可以達(da)(da)到(dao)的(de)(de)厚(hou)(hou)(hou)(hou)(hou)度(du)(du)(du)(du)(du)精(jing)(jing)(jing)度(du)(du)(du)(du)(du)水(shui)平。耐(nai)候銹(xiu)(xiu)(xiu)鋼(gang)(gang)板(ban)的(de)(de)厚(hou)(hou)(hou)(hou)(hou)度(du)(du)(du)(du)(du)精(jing)(jing)(jing)度(du)(du)(du)(du)(du)可以在(zai)1990年(nian)(nian)之前達(da)(da)到(dao).根據數據，它(ta)已經(jing)達(da)(da)到(dao)了大約525米。從(cong)1990年(nian)(nian)到(dao)1998年(nian)(nian)，耐(nai)候銹(xiu)(xiu)(xiu)鋼(gang)(gang)板(ban)的(de)(de)厚(hou)(hou)(hou)(hou)(hou)度(du)(du)(du)(du)(du)水(shui)平得到(dao)了進一(yi)步(bu)提高(gao)(gao)，這可以達(da)(da)到(dao)更高(gao)(gao)的(de)(de)精(jing)(jing)(jing)度(du)(du)(du)(du)(du)水(shui)平。

　　耐候銹鋼板產(chan)品的(de)厚度精度可以達到525m或(huo)更高的(de)原因是在軋(ya)制(zhi)過程中使用了各種(zhong)自動厚度控制(zhi)系統。

　　在耐候銹鋼(gang)板軋制(zhi)生產過程中，常用的(de)自動控制(zhi)系統(tong)有:壓下位置自動控制(zhi)系統(tong)和電厚度自動控制(zhi)系統(tong)

　　制造系(xi)(xi)統(電動AGC)、液壓厚度自動控(kong)制系(xi)(xi)統(液壓AGC)、監控(kong)AGC、前饋AGC、近測厚儀(yi)厚度自動控(kong)制系(xi)(xi)統等(deng)。

　　為了掌(zhang)(zhang)握(wo)和(he)(he)(he)應用(yong)各(ge)種自(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)動(dong)(dong)(dong)(dong)厚(hou)(hou)度(du)控(kong)(kong)制(zhi)(zhi)(zhi)(zhi)系(xi)(xi)統(tong)(tong)，必須闡明自(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)動(dong)(dong)(dong)(dong)厚(hou)(hou)度(du)控(kong)(kong)制(zhi)(zhi)(zhi)(zhi)的(de)(de)(de)基(ji)本(ben)形式和(he)(he)(he)原(yuan)理(li).各(ge)種形式的(de)(de)(de)自(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)動(dong)(dong)(dong)(dong)電動(dong)(dong)(dong)(dong)沖壓(ya)位(wei)(wei)(wei)置控(kong)(kong)制(zhi)(zhi)(zhi)(zhi)、自(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)動(dong)(dong)(dong)(dong)液壓(ya)沖壓(ya)位(wei)(wei)(wei)置控(kong)(kong)制(zhi)(zhi)(zhi)(zhi)、自(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)動(dong)(dong)(dong)(dong)電動(dong)(dong)(dong)(dong)厚(hou)(hou)度(du)控(kong)(kong)制(zhi)(zhi)(zhi)(zhi)、自(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)動(dong)(dong)(dong)(dong)液壓(ya)厚(hou)(hou)度(du)控(kong)(kong)制(zhi)(zhi)(zhi)(zhi)、自(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)動(dong)(dong)(dong)(dong)厚(hou)(hou)度(du)控(kong)(kong)制(zhi)(zhi)(zhi)(zhi)的(de)(de)(de)計(ji)算機控(kong)(kong)制(zhi)(zhi)(zhi)(zhi)系(xi)(xi)統(tong)(tong)、自(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)動(dong)(dong)(dong)(dong)沖壓(ya)位(wei)(wei)(wei)置控(kong)(kong)制(zhi)(zhi)(zhi)(zhi)的(de)(de)(de)數學模型(xing)、自(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)動(dong)(dong)(dong)(dong)厚(hou)(hou)度(du)控(kong)(kong)制(zhi)(zhi)(zhi)(zhi)的(de)(de)(de)數學模型(xing)、自(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)動(dong)(dong)(dong)(dong)厚(hou)(hou)度(du)控(kong)(kong)制(zhi)(zhi)(zhi)(zhi)的(de)(de)(de)自(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)適(shi)應和(he)(he)(he)自(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)學習等先(xian)進技(ji)術.必須用(yong)于解決實際生產問題，理(li)解和(he)(he)(he)掌(zhang)(zhang)握(wo)它們在實際生產中的(de)(de)(de)具體應用(yong)和(he)(he)(he)實際效(xiao)果。因(yin)此，本(ben)章(zhang)從自(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)動(dong)(dong)(dong)(dong)厚(hou)(hou)度(du)控(kong)(kong)制(zhi)(zhi)(zhi)(zhi)的(de)(de)(de)基(ji)本(ben)要素出發，計(ji)劃分為五(wu)個部分:(1)耐(nai)(nai)候(hou)(hou)銹(xiu)(xiu)鋼板軋制(zhi)(zhi)(zhi)(zhi)的(de)(de)(de)自(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)動(dong)(dong)(dong)(dong)計(ji)算機厚(hou)(hou)度(du)控(kong)(kong)制(zhi)(zhi)(zhi)(zhi)系(xi)(xi)統(tong)(tong);(2)耐(nai)(nai)候(hou)(hou)銹(xiu)(xiu)鋼板厚(hou)(hou)度(du)自(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)動(dong)(dong)(dong)(dong)控(kong)(kong)制(zhi)(zhi)(zhi)(zhi)的(de)(de)(de)基(ji)本(ben)形式和(he)(he)(he)原(yuan)理(li);(3)耐(nai)(nai)候(hou)(hou)銹(xiu)(xiu)鋼板厚(hou)(hou)度(du)自(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)動(dong)(dong)(dong)(dong)控(kong)(kong)制(zhi)(zhi)(zhi)(zhi)的(de)(de)(de)基(ji)礎自(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)動(dong)(dong)(dong)(dong)化系(xi)(xi)統(tong)(tong);(4)自(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)動(dong)(dong)(dong)(dong)控(kong)(kong)制(zhi)(zhi)(zhi)(zhi)耐(nai)(nai)候(hou)(hou)銹(xiu)(xiu)鋼板厚(hou)(hou)度(du)的(de)(de)(de)過(guo)程自(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)動(dong)(dong)(dong)(dong)化系(xi)(xi)統(tong)(tong);(5)耐(nai)(nai)候(hou)(hou)銹(xiu)(xiu)鋼板厚(hou)(hou)度(du)自(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)動(dong)(dong)(dong)(dong)控(kong)(kong)制(zhi)(zhi)(zhi)(zhi)效(xiao)果評價。