超(chao)(chao)(chao)(chao)聲(sheng)(sheng)波(bo)(bo)在(zai)液(ye)(ye)(ye)體(ti)(ti)(ti)中(zhong)(zhong)(zhong)傳播(bo)(bo),使(shi)液(ye)(ye)(ye)體(ti)(ti)(ti)和(he)(he)清(qing)(qing)洗槽(cao)在(zai)超(chao)(chao)(chao)(chao)聲(sheng)(sheng)波(bo)(bo)頻(pin)(pin)率(lv)下振動(dong)(dong),液(ye)(ye)(ye)體(ti)(ti)(ti)和(he)(he)清(qing)(qing)洗槽(cao)在(zai)自己(ji)的(de)(de)(de)(de)(de)(de)固有頻(pin)(pin)率(lv)(即(ji)聲(sheng)(sheng)頻(pin)(pin))下振動(dong)(dong),人(ren)們(men)聽到(dao)嗡嗡聲(sheng)(sheng)。沿著(zhu)清(qing)(qing)洗行業(ye)(ye)的(de)(de)(de)(de)(de)(de)發展,越(yue)(yue)來越(yue)(yue)多的(de)(de)(de)(de)(de)(de)行業(ye)(ye)和(he)(he)企(qi)業(ye)(ye)使(shi)用超(chao)(chao)(chao)(chao)聲(sheng)(sheng)波(bo)(bo)清(qing)(qing)洗機(ji)。依據超(chao)(chao)(chao)(chao)聲(sheng)(sheng)波(bo)(bo)清(qing)(qing)洗器的(de)(de)(de)(de)(de)(de)原(yuan)(yuan)(yuan)理(li),來源(yuan)于(yu)超(chao)(chao)(chao)(chao)聲(sheng)(sheng)波(bo)(bo)換能(neng)(neng)器的(de)(de)(de)(de)(de)(de)高頻(pin)(pin)率(lv)振動(dong)(dong)數(shu)據信號根(gen)據超(chao)(chao)(chao)(chao)聲(sheng)(sheng)波(bo)(bo)換能(neng)(neng)器轉換為(wei)高頻(pin)(pin)率(lv)現代控制理(li)論,散播(bo)(bo)到(dao)做為(wei)物質的(de)(de)(de)(de)(de)(de)清(qing)(qing)理(li)有機(ji)溶(rong)劑中(zhong)(zhong)(zhong),超(chao)(chao)(chao)(chao)音(yin)波(bo)(bo)在(zai)清(qing)(qing)潔(jie)液(ye)(ye)(ye)中(zhong)(zhong)(zhong)粗密地前后左右放射(she)性,使(shi)液(ye)(ye)(ye)體(ti)(ti)(ti)流動(dong)(dong)性而(er)(er)造成(cheng)數(shu)十萬米(mi)的(de)(de)(de)(de)(de)(de)直(zhi)徑50-500μm的(de)(de)(de)(de)(de)(de)細微汽泡(pao)(pao),液(ye)(ye)(ye)體(ti)(ti)(ti)中(zhong)(zhong)(zhong)存有的(de)(de)(de)(de)(de)(de)細微汽泡(pao)(pao)在(zai)音(yin)場中(zhong)(zhong)(zhong)振動(dong)(dong)。這些氣(qi)泡(pao)(pao)形(xing)成(cheng)并生(sheng)長(chang)在(zai)超(chao)(chao)(chao)(chao)聲(sheng)(sheng)縱向傳輸(shu)負壓(ya)(ya)區,而(er)(er)在(zai)正壓(ya)(ya)區,當聲(sheng)(sheng)壓(ya)(ya)達到(dao)一定值時(shi)(shi),氣(qi)泡(pao)(pao)迅(xun)速增加,然(ran)后突(tu)然(ran)關(guan)閉(bi)。并在(zai)氣(qi)泡(pao)(pao)閉(bi)合(he)時(shi)(shi)產(chan)生(sheng)沖擊波(bo)(bo),在(zai)其(qi)周(zhou)圍產(chan)生(sheng)上(shang)千個大氣(qi)壓(ya)(ya),破壞不溶(rong)性污(wu)物而(er)(er)使(shi)他們(men)分散于(yu)清(qing)(qing)洗液(ye)(ye)(ye)中(zhong)(zhong)(zhong),當團體(ti)(ti)(ti)粒(li)子被油污(wu)裹(guo)著(zhu)而(er)(er)黏附(fu)在(zai)清(qing)(qing)洗件表(biao)面時(shi)(shi),油被乳(ru)化(hua),固體(ti)(ti)(ti)粒(li)子及脫離,從而(er)(er)達到(dao)清(qing)(qing)洗件凈(jing)化(hua)的(de)(de)(de)(de)(de)(de)目(mu)的(de)(de)(de)(de)(de)(de)。在(zai)這種被稱之為(wei)“空(kong)化(hua)”效應(ying)的(de)(de)(de)(de)(de)(de)過(guo)程中(zhong)(zhong)(zhong),氣(qi)泡(pao)(pao)閉(bi)合(he)可形(xing)成(cheng)幾(ji)百度的(de)(de)(de)(de)(de)(de)高溫和(he)(he)超(chao)(chao)(chao)(chao)過(guo)1000個氣(qi)壓(ya)(ya)的(de)(de)(de)(de)(de)(de)瞬間高壓(ya)(ya)。超(chao)(chao)(chao)(chao)聲(sheng)(sheng)波(bo)(bo)清(qing)(qing)洗機(ji)的(de)(de)(de)(de)(de)(de)優點是:超(chao)(chao)(chao)(chao)聲(sheng)(sheng)波(bo)(bo)清(qing)(qing)洗效果(guo)好,操作(zuo)簡單。人(ren)們(men)聽到(dao)的(de)(de)(de)(de)(de)(de)聲(sheng)(sheng)音(yin)是20-20000Hz頻(pin)(pin)率(lv)高于(yu)20000Hz的(de)(de)(de)(de)(de)(de)聲(sheng)(sheng)波(bo)(bo)信號,稱為(wei)超(chao)(chao)(chao)(chao)聲(sheng)(sheng)波(bo)(bo)。一個原(yuan)(yuan)(yuan)因是液(ye)(ye)(ye)體(ti)(ti)(ti)中(zhong)(zhong)(zhong)的(de)(de)(de)(de)(de)(de)局部拉應(ying)力(li)形(xing)成(cheng)負壓(ya)(ya),壓(ya)(ya)力(li)的(de)(de)(de)(de)(de)(de)減小(xiao)使(shi)原(yuan)(yuan)(yuan)溶(rong)解氣(qi)體(ti)(ti)(ti)飽和(he)(he),但從液(ye)(ye)(ye)體(ti)(ti)(ti)中(zhong)(zhong)(zhong)逃(tao)逸,成(cheng)為(wei)一個小(xiao)泡(pao)(pao);另一個原(yuan)(yuan)(yuan)因是強拉應(ying)力(li)將液(ye)(ye)(ye)體(ti)(ti)(ti)撕(si)裂成(cheng)一個孔,稱為(wei)空(kong)化(hua)。
發(fa)布時間(jian):
2020
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01
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14
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