超(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)在(zai)(zai)液(ye)(ye)體(ti)(ti)(ti)中(zhong)(zhong)傳播,使(shi)液(ye)(ye)體(ti)(ti)(ti)和清(qing)(qing)(qing)(qing)洗(xi)槽在(zai)(zai)超(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)頻率下振(zhen)(zhen)動(dong),液(ye)(ye)體(ti)(ti)(ti)和清(qing)(qing)(qing)(qing)洗(xi)槽在(zai)(zai)自己(ji)的(de)(de)(de)固(gu)(gu)有頻率(即聲(sheng)(sheng)(sheng)(sheng)頻)下振(zhen)(zhen)動(dong),人們聽到(dao)(dao)嗡(weng)嗡(weng)聲(sheng)(sheng)(sheng)(sheng)。沿(yan)著清(qing)(qing)(qing)(qing)洗(xi)行業(ye)的(de)(de)(de)發展(zhan),越(yue)來越(yue)多的(de)(de)(de)行業(ye)和企業(ye)使(shi)用超(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)清(qing)(qing)(qing)(qing)洗(xi)機。依據超(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)清(qing)(qing)(qing)(qing)洗(xi)器的(de)(de)(de)原(yuan)理(li),來源于(yu)超(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)換能器的(de)(de)(de)高頻率振(zhen)(zhen)動(dong)數據信號根據超(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)換能器轉換為(wei)高頻率現(xian)代(dai)控制理(li)論,散播到(dao)(dao)做為(wei)物質(zhi)的(de)(de)(de)清(qing)(qing)(qing)(qing)理(li)有機溶(rong)(rong)劑中(zhong)(zhong),超(chao)(chao)音(yin)波(bo)(bo)(bo)(bo)在(zai)(zai)清(qing)(qing)(qing)(qing)潔液(ye)(ye)中(zhong)(zhong)粗密(mi)地前后左(zuo)右放射性,使(shi)液(ye)(ye)體(ti)(ti)(ti)流(liu)動(dong)性而造成(cheng)(cheng)數十萬米的(de)(de)(de)直徑50-500μm的(de)(de)(de)細(xi)(xi)微汽泡(pao),液(ye)(ye)體(ti)(ti)(ti)中(zhong)(zhong)存有的(de)(de)(de)細(xi)(xi)微汽泡(pao)在(zai)(zai)音(yin)場(chang)中(zhong)(zhong)振(zhen)(zhen)動(dong)。這些(xie)氣(qi)(qi)泡(pao)形成(cheng)(cheng)并生長在(zai)(zai)超(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)縱向傳輸負壓(ya)(ya)(ya)區(qu),而在(zai)(zai)正(zheng)壓(ya)(ya)(ya)區(qu),當聲(sheng)(sheng)(sheng)(sheng)壓(ya)(ya)(ya)達到(dao)(dao)一(yi)定值(zhi)時(shi),氣(qi)(qi)泡(pao)迅(xun)速增加,然(ran)(ran)后突然(ran)(ran)關閉(bi)。并在(zai)(zai)氣(qi)(qi)泡(pao)閉(bi)合時(shi)產(chan)(chan)生沖擊波(bo)(bo)(bo)(bo),在(zai)(zai)其周圍產(chan)(chan)生上千個(ge)大(da)氣(qi)(qi)壓(ya)(ya)(ya),破壞不溶(rong)(rong)性污物而使(shi)他們分散于(yu)清(qing)(qing)(qing)(qing)洗(xi)液(ye)(ye)中(zhong)(zhong),當團體(ti)(ti)(ti)粒(li)(li)子(zi)被油(you)污裹著而黏附(fu)在(zai)(zai)清(qing)(qing)(qing)(qing)洗(xi)件(jian)表面(mian)時(shi),油(you)被乳(ru)化,固(gu)(gu)體(ti)(ti)(ti)粒(li)(li)子(zi)及脫離,從(cong)而達到(dao)(dao)清(qing)(qing)(qing)(qing)洗(xi)件(jian)凈化的(de)(de)(de)目的(de)(de)(de)。在(zai)(zai)這種被稱(cheng)之為(wei)“空化”效應的(de)(de)(de)過(guo)程中(zhong)(zhong),氣(qi)(qi)泡(pao)閉(bi)合可形成(cheng)(cheng)幾百度的(de)(de)(de)高溫和超(chao)(chao)過(guo)1000個(ge)氣(qi)(qi)壓(ya)(ya)(ya)的(de)(de)(de)瞬(shun)間高壓(ya)(ya)(ya)。超(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)清(qing)(qing)(qing)(qing)洗(xi)機的(de)(de)(de)優(you)點是(shi):超(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)清(qing)(qing)(qing)(qing)洗(xi)效果好,操(cao)作簡單。人們聽到(dao)(dao)的(de)(de)(de)聲(sheng)(sheng)(sheng)(sheng)音(yin)是(shi)20-20000Hz頻率高于(yu)20000Hz的(de)(de)(de)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)信號,稱(cheng)為(wei)超(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)。一(yi)個(ge)原(yuan)因(yin)是(shi)液(ye)(ye)體(ti)(ti)(ti)中(zhong)(zhong)的(de)(de)(de)局部拉(la)應力形成(cheng)(cheng)負壓(ya)(ya)(ya),壓(ya)(ya)(ya)力的(de)(de)(de)減小(xiao)使(shi)原(yuan)溶(rong)(rong)解氣(qi)(qi)體(ti)(ti)(ti)飽和,但從(cong)液(ye)(ye)體(ti)(ti)(ti)中(zhong)(zhong)逃逸,成(cheng)(cheng)為(wei)一(yi)個(ge)小(xiao)泡(pao);另一(yi)個(ge)原(yuan)因(yin)是(shi)強(qiang)拉(la)應力將(jiang)液(ye)(ye)體(ti)(ti)(ti)撕裂成(cheng)(cheng)一(yi)個(ge)孔,稱(cheng)為(wei)空化。
發布時間(jian):
2020
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01
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14
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