2019
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07
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15
點(dian)擊次數:
976
摘要(yao)(yao) 在(zai)煤(mei)(mei)礦(kuang)(kuang)機(ji)(ji)(ji)械(xie)設(she)(she)備(bei)(bei)中(zhong)(zhong)應用(yong)變(bian)(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)(pin)器節(jie)能(neng)(neng)技(ji)術,有(you)利(li)于降低(di)設(she)(she)備(bei)(bei)能(neng)(neng)源的(de)(de)(de)(de)消耗,提高煤(mei)(mei)礦(kuang)(kuang)生產(chan)效(xiao)率(lv),該技(ji)術在(zai)煤(mei)(mei)礦(kuang)(kuang)生產(chan)中(zhong)(zhong)起著(zhu)重(zhong)要(yao)(yao)的(de)(de)(de)(de)作用(yong)。文章結合(he)新科瑞(rui)變(bian)(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)(pin)器在(zai)某煤(mei)(mei)礦(kuang)(kuang)主(zhu)通(tong)(tong)風(feng)(feng)(feng)機(ji)(ji)(ji)上的(de)(de)(de)(de)應用(yong)情況(kuang)進(jin)行(xing)介紹(shao),結果表明采用(yong)新科瑞(rui)變(bian)(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)(pin)器對煤(mei)(mei)礦(kuang)(kuang)主(zhu)通(tong)(tong)風(feng)(feng)(feng)機(ji)(ji)(ji)設(she)(she)備(bei)(bei)進(jin)行(xing)調速(su)(su)節(jie)能(neng)(neng)改造,具備(bei)(bei)良(liang)好(hao)的(de)(de)(de)(de)社會效(xiao)益和(he)(he)經濟效(xiao)益。 煤(mei)(mei)礦(kuang)(kuang)的(de)(de)(de)(de)自(zi)動(dong)(dong)化水平(ping)得到進(jin)一步提升,煤(mei)(mei)礦(kuang)(kuang)生產(chan)過程更加安全可靠(kao)。 存在(zai)的(de)(de)(de)(de)問題: 1、電能(neng)(neng)的(de)(de)(de)(de)嚴重(zhong)浪費 2、啟動(dong)(dong)困難,機(ji)(ji)(ji)械(xie)損傷嚴重(zhong) 3、自(zi)動(dong)(dong)化程度(du)低(di) 應用(yong)變(bian)(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)(pin)器效(xiao)果: 1、節(jie)能(neng)(neng)效(xiao)果:在(zai)主(zhu)通(tong)(tong)風(feng)(feng)(feng)機(ji)(ji)(ji)中(zhong)(zhong)使用(yong)了(le)(le)新科瑞(rui)變(bian)(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)(pin)器控制(zhi)風(feng)(feng)(feng)速(su)(su),有(you)效(xiao)改變(bian)(bian)(bian)(bian)(bian)(bian)了(le)(le)風(feng)(feng)(feng)量風(feng)(feng)(feng)壓的(de)(de)(de)(de)輸出,實(shi)現了(le)(le)節(jie)能(neng)(neng)目(mu)的(de)(de)(de)(de)。而(er)(er)將(jiang)風(feng)(feng)(feng)機(ji)(ji)(ji)作為變(bian)(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)(pin)器負(fu)載設(she)(she)備(bei)(bei),直(zhi)接關系著(zhu)風(feng)(feng)(feng)機(ji)(ji)(ji)的(de)(de)(de)(de)轉(zhuan)(zhuan)速(su)(su)。從流體學來看,轉(zhuan)(zhuan)速(su)(su)和(he)(he)通(tong)(tong)流量之間成正(zheng)(zheng)比(bi),流體的(de)(de)(de)(de)壓力和(he)(he)轉(zhuan)(zhuan)速(su)(su)平(ping)方屬(shu)正(zheng)(zheng)比(bi)關系,而(er)(er)軸(zhou)功率(lv)P和(he)(he)轉(zhuan)(zhuan)速(su)(su)三次方屬(shu)于正(zheng)(zheng)比(bi)。從實(shi)踐(jian)效(xiao)果可知(zhi)將(jiang)風(feng)(feng)(feng)機(ji)(ji)(ji)轉(zhuan)(zhuan)速(su)(su)減小(xiao)了(le)(le)二分之一,自(zi)然能(neng)(neng)耗也就(jiu)隨(sui)之而(er)(er)降低(di)了(le)(le)八分之一,從而(er)(er)可知(zhi)變(bian)(bian)(bian)(bian)(bian)(bian)速(su)(su)器實(shi)現了(le)(le)主(zhu)通(tong)(tong)風(feng)(feng)(feng)機(ji)(ji)(ji)的(de)(de)(de)(de)節(jie)能(neng)(neng)。而(er)(er)且大部(bu)分煤(mei)(mei)礦(kuang)(kuang)都是(shi)一臺(tai)(tai)風(feng)(feng)(feng)機(ji)(ji)(ji)驅動(dong)(dong)兩(liang)臺(tai)(tai)電機(ji)(ji)(ji),因此(ci)可以依據(ju)這個特征一臺(tai)(tai)變(bian)(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)(pin)器能(neng)(neng)夠同(tong)時控制(zhi)兩(liang)臺(tai)(tai)電機(ji)(ji)(ji)正(zheng)(zheng)常運轉(zhuan)(zhuan),無論哪種驅動(dong)(dong)方式控制(zhi)變(bian)(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)(pin)器功率(lv),總功率(lv)都不能(neng)(neng)夠比(bi)兩(liang)臺(tai)(tai)電機(ji)(ji)(ji)的(de)(de)(de)(de)功率(lv)和(he)(he)小(xiao)。 2、控制(zhi)了(le)(le)環境污(wu)染:煤(mei)(mei)礦(kuang)(kuang)主(zhu)通(tong)(tong)風(feng)(feng)(feng)機(ji)(ji)(ji)污(wu)染環境主(zhu)要(yao)(yao)在(zai)兩(liang)個方面(mian),CO污(wu)染和(he)(he)部(bu)分粉塵污(wu)染。變(bian)(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)(pin)器能(neng)(neng)夠自(zi)動(dong)(dong)監測(ce)風(feng)(feng)(feng)機(ji)(ji)(ji)排(pai)出來的(de)(de)(de)(de)有(you)害氣體,如果其濃度(du)超(chao)標,就(jiu)采取(qu)管道(dao)分流,將(jiang)所排(pai)出的(de)(de)(de)(de)氣體送進(jin)特制(zhi)的(de)(de)(de)(de)管道(dao)中(zhong)(zhong),做點燃處理。如果氣體濃度(du)沒有(you)超(chao)標,風(feng)(feng)(feng)機(ji)(ji)(ji)所排(pai)出...