摘 要:主要介紹了自動(dòng)控制技術(shù)在氮肥企業(yè)UGI固定層氣化爐炭層高度控制中的應(yīng)用。該技術(shù)由液壓傳動(dòng)設(shè)備驅(qū)動(dòng)的自動(dòng)探焦器和配套編制的微機(jī)程序組成,能自動(dòng)監(jiān)測(cè)炭層高度,并由炭層高度變化趨勢(shì)自動(dòng)控制氣化爐加炭量,改變了過(guò)去人工探焦和加煤的方式,實(shí)現(xiàn)了氣化爐長(zhǎng)周期穩(wěn)定運(yùn)行,降低了單位產(chǎn)品綜合能耗,減少了放空帶來(lái)的環(huán)境污染,具有較好的經(jīng)濟(jì)效益。
關(guān)鍵詞:UGI爐;炭層高度;自動(dòng)控制;應(yīng)用
Use of Technology for Automatic Control of Coal Bed in UGI Gasifier
Li Minghua,Gou Guimin
(Yishan Chemical Co.,Ltd.of Yankuang Group of Shandong Province Zoucheng 273500)
Abstract:This paper describes primarily the automatic control technology for the control of the coal bed height in the UGI fixed-bed gasifier of a nitrogenous fertilizer producer.It comprises of the automatic coal height detector driven by the hydraulic transmissio....