超(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)在(zai)(zai)液(ye)體(ti)(ti)(ti)中傳播(bo),使液(ye)體(ti)(ti)(ti)和(he)(he)清(qing)(qing)洗(xi)(xi)槽在(zai)(zai)超(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)頻率(lv)下振(zhen)動(dong)(dong),液(ye)體(ti)(ti)(ti)和(he)(he)清(qing)(qing)洗(xi)(xi)槽在(zai)(zai)自己的固有(you)頻率(lv)(即聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)頻)下振(zhen)動(dong)(dong),人(ren)們聽(ting)到(dao)嗡嗡聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)。沿(yan)著(zhu)(zhu)清(qing)(qing)洗(xi)(xi)行(xing)業的發展,越來越多的行(xing)業和(he)(he)企業使用超(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)清(qing)(qing)洗(xi)(xi)機(ji)。依據超(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)清(qing)(qing)洗(xi)(xi)器(qi)的原(yuan)(yuan)理(li)(li),來源于超(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)換(huan)能器(qi)的高頻率(lv)振(zhen)動(dong)(dong)數(shu)據信(xin)號(hao)根(gen)據超(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)換(huan)能器(qi)轉換(huan)為高頻率(lv)現代(dai)控制(zhi)理(li)(li)論,散播(bo)到(dao)做為物(wu)質的清(qing)(qing)理(li)(li)有(you)機(ji)溶劑中,超(chao)(chao)(chao)音(yin)波(bo)(bo)(bo)在(zai)(zai)清(qing)(qing)潔液(ye)中粗密地前后左右放射性,使液(ye)體(ti)(ti)(ti)流動(dong)(dong)性而造成(cheng)數(shu)十萬(wan)米的直徑50-500μm的細微汽(qi)泡,液(ye)體(ti)(ti)(ti)中存有(you)的細微汽(qi)泡在(zai)(zai)音(yin)場中振(zhen)動(dong)(dong)。這(zhe)些氣(qi)泡形成(cheng)并生(sheng)長在(zai)(zai)超(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)縱向傳輸負壓(ya)(ya)區(qu),而在(zai)(zai)正壓(ya)(ya)區(qu),當聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)壓(ya)(ya)達(da)到(dao)一定值時(shi),氣(qi)泡迅(xun)速(su)增加,然(ran)后突然(ran)關閉(bi)(bi)。并在(zai)(zai)氣(qi)泡閉(bi)(bi)合時(shi)產(chan)生(sheng)沖擊波(bo)(bo)(bo),在(zai)(zai)其周(zhou)圍產(chan)生(sheng)上千個(ge)大氣(qi)壓(ya)(ya),破壞不溶性污(wu)物(wu)而使他(ta)們分散于清(qing)(qing)洗(xi)(xi)液(ye)中,當團體(ti)(ti)(ti)粒子被(bei)(bei)油污(wu)裹著(zhu)(zhu)而黏(nian)附在(zai)(zai)清(qing)(qing)洗(xi)(xi)件表面時(shi),油被(bei)(bei)乳化(hua)(hua),固體(ti)(ti)(ti)粒子及(ji)脫離,從而達(da)到(dao)清(qing)(qing)洗(xi)(xi)件凈化(hua)(hua)的目的。在(zai)(zai)這(zhe)種被(bei)(bei)稱之為“空(kong)化(hua)(hua)”效(xiao)(xiao)應(ying)的過程(cheng)中,氣(qi)泡閉(bi)(bi)合可形成(cheng)幾百度(du)的高溫和(he)(he)超(chao)(chao)(chao)過1000個(ge)氣(qi)壓(ya)(ya)的瞬間高壓(ya)(ya)。超(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)清(qing)(qing)洗(xi)(xi)機(ji)的優(you)點是(shi):超(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)清(qing)(qing)洗(xi)(xi)效(xiao)(xiao)果好,操作簡單。人(ren)們聽(ting)到(dao)的聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)音(yin)是(shi)20-20000Hz頻率(lv)高于20000Hz的聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)信(xin)號(hao),稱為超(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)。一個(ge)原(yuan)(yuan)因是(shi)液(ye)體(ti)(ti)(ti)中的局部拉應(ying)力(li)(li)形成(cheng)負壓(ya)(ya),壓(ya)(ya)力(li)(li)的減小(xiao)使原(yuan)(yuan)溶解氣(qi)體(ti)(ti)(ti)飽和(he)(he),但(dan)從液(ye)體(ti)(ti)(ti)中逃逸(yi),成(cheng)為一個(ge)小(xiao)泡;另(ling)一個(ge)原(yuan)(yuan)因是(shi)強(qiang)拉應(ying)力(li)(li)將(jiang)液(ye)體(ti)(ti)(ti)撕裂成(cheng)一個(ge)孔,稱為空(kong)化(hua)(hua)。
發布時間:
2020
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01
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14
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