為了保證井下安全生產(chǎn),系統(tǒng)可靠運(yùn)行,水位信號是水泵自動化一個(gè)非常重要的參數(shù),因此,系統(tǒng)設(shè)置了兩套水位傳感器,模擬量和開關(guān)量傳感器,兩套傳感器均設(shè)于水倉的排水配水倉內(nèi),PLC將接受到的模擬量水位信號分成若干個(gè)水位段,計(jì)算出單位時(shí)間內(nèi)不同水位段水位的上升速率,從而判斷礦井的涌水量,同時(shí)檢測井下供電電流值,計(jì)算用電負(fù)荷率,根據(jù)礦井涌水量和用電負(fù)荷,控制在用電低峰和一天中電價(jià)最低時(shí)開啟水泵,用電高峰和電價(jià)高時(shí)停止水泵運(yùn)行,以達(dá)到避峰填谷及節(jié)能的目的。
MVI46-3964R
MVI46-3964R
MVI46-ADM
MVI46-ADM
MVI46-ADMNET
MVI46-ADMNET
MVI46-AFC
MVI46-DCFM
MVI46-DFCM
MVI46-DFCM
MVI46-DFNT
MVI46-DNP
MVI46-GSC
MVI46-HART
MVI46-MBP
MVI46-MCM
MVI46-MCM
MVI46MNET
MVI46-MNET
MVI46-MNETC
MVI46-MNETC
MVI46-PDPMV1
MVI46-PDPS
MVI56-ADM
MVI56-ADM
MVI56-ADMNET
MVI56-ADMNET
MVI56-AFC
MVI56BAS
MVI56-BAS
MVI56-BDW
MVI56-BDW
MVI56-DFCM
MVI56-DFCM/A01
MVI56-DFCMR
MVI56-DFCMR
MVI56-DH485
MVI56-DNPSNET
MVI56E-MNET
MVI56E-MNETC
MVI56E-MNETCR
MVI56E-MNETCR
MVI56-GEC
MVI56-GSC
MVI56-HART
4256A86G01
4256A94G01
4256A94G02
4256A94G03
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4257A58H04
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5A22138G01-3