眾所周知,超(chao)(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)清(qing)(qing)(qing)洗物(wu)(wu)品(pin)優勢明顯,那么超(chao)(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)到底是(shi)如何完(wan)成清(qing)(qing)(qing)洗工作(zuo)的(de)(de)呢?超(chao)(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)清(qing)(qing)(qing)洗是(shi)利用(yong)(yong)(yong)(yong)(yong)超(chao)(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)在(zai)(zai)液(ye)(ye)體(ti)(ti)(ti)中(zhong)的(de)(de)空(kong)(kong)(kong)化(hua)(hua)作(zuo)用(yong)(yong)(yong)(yong)(yong)、加速度(du)(du)作(zuo)用(yong)(yong)(yong)(yong)(yong)及(ji)直(zhi)進(jin)流(liu)作(zuo)用(yong)(yong)(yong)(yong)(yong)對(dui)(dui)液(ye)(ye)體(ti)(ti)(ti)和污(wu)物(wu)(wu)直(zhi)接、間接的(de)(de)作(zuo)用(yong)(yong)(yong)(yong)(yong),使污(wu)物(wu)(wu)層(ceng)被(bei)(bei)分散、乳(ru)化(hua)(hua)、剝離而(er)達(da)到清(qing)(qing)(qing)洗目(mu)的(de)(de)。目(mu)前所用(yong)(yong)(yong)(yong)(yong)的(de)(de)超(chao)(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)清(qing)(qing)(qing)洗機中(zhong),空(kong)(kong)(kong)化(hua)(hua)作(zuo)用(yong)(yong)(yong)(yong)(yong)和直(zhi)進(jin)流(liu)作(zuo)用(yong)(yong)(yong)(yong)(yong)應用(yong)(yong)(yong)(yong)(yong)得更多(duo)。 (1)空(kong)(kong)(kong)化(hua)(hua)作(zuo)用(yong)(yong)(yong)(yong)(yong):空(kong)(kong)(kong)化(hua)(hua)作(zuo)用(yong)(yong)(yong)(yong)(yong)就(jiu)是(shi)超(chao)(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)以(yi)每秒兩萬次以(yi)上的(de)(de)壓縮力(li)(li)和減(jian)壓力(li)(li)交互性的(de)(de)高(gao)頻(pin)變換方式向(xiang)(xiang)液(ye)(ye)體(ti)(ti)(ti)進(jin)行透(tou)射。在(zai)(zai)減(jian)壓力(li)(li)作(zuo)用(yong)(yong)(yong)(yong)(yong)時(shi)(shi)(shi),液(ye)(ye)體(ti)(ti)(ti)中(zhong)產(chan)生真(zhen)(zhen)空(kong)(kong)(kong)核(he)(he)群(qun)泡(pao)的(de)(de)現(xian)(xian)象(xiang),在(zai)(zai)壓縮力(li)(li)作(zuo)用(yong)(yong)(yong)(yong)(yong)時(shi)(shi)(shi),真(zhen)(zhen)空(kong)(kong)(kong)核(he)(he)群(qun)泡(pao)受壓力(li)(li)壓碎時(shi)(shi)(shi)產(chan)生強大的(de)(de)沖擊力(li)(li),由此(ci)剝離被(bei)(bei)清(qing)(qing)(qing)洗物(wu)(wu)表面的(de)(de)污(wu)垢(gou),從(cong)而(er)達(da)到精密洗凈目(mu)的(de)(de)。 在(zai)(zai)超(chao)(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)清(qing)(qing)(qing)洗過程中(zhong),肉(rou)(rou)眼(yan)能看見的(de)(de)泡(pao)并不是(shi)真(zhen)(zhen)空(kong)(kong)(kong)核(he)(he)群(qun)泡(pao),而(er)是(shi)空(kong)(kong)(kong)氣(qi)氣(qi)泡(pao),它對(dui)(dui)空(kong)(kong)(kong)化(hua)(hua)作(zuo)用(yong)(yong)(yong)(yong)(yong)產(chan)生抑制作(zuo)用(yong)(yong)(yong)(yong)(yong)降(jiang)低清(qing)(qing)(qing)洗效率。只有液(ye)(ye)體(ti)(ti)(ti)中(zhong)的(de)(de)空(kong)(kong)(kong)氣(qi)氣(qi)泡(pao)被(bei)(bei)完(wan)全脫(tuo)走,空(kong)(kong)(kong)化(hua)(hua)作(zuo)用(yong)(yong)(yong)(yong)(yong)的(de)(de)真(zhen)(zhen)空(kong)(kong)(kong)核(he)(he)群(qun)泡(pao)才(cai)能達(da)到最佳效果。 (2)直(zhi)進(jin)流(liu)作(zuo)用(yong)(yong)(yong)(yong)(yong):超(chao)(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)在(zai)(zai)液(ye)(ye)體(ti)(ti)(ti)中(zhong)沿聲(sheng)(sheng)(sheng)(sheng)的(de)(de)傳播方向(xiang)(xiang)產(chan)生流(liu)動的(de)(de)現(xian)(xian)象(xiang)稱為直(zhi)進(jin)流(liu)。聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)強度(du)(du)在(zai)(zai)0.5W/cm2時(shi)(shi)(shi),肉(rou)(rou)眼(yan)能看到直(zhi)進(jin)流(liu),垂直(zhi)于振動面產(chan)生流(liu)動,流(liu)速約為10cm/s。通(tong)過此(ci)直(zhi)進(jin)流(liu)使被(bei)(bei)清(qing)(qing)(qing)洗物(wu)(wu)表面的(de)(de)微油污(wu)垢(gou)被(bei)(bei)攪拌,污(wu)垢(gou)表面的(de)(de)清(qing)(qing)(qing)洗液(ye)(ye)也產(chan)生對(dui)(dui)流(liu),溶(rong)解污(wu)物(wu)(wu)的(de)(de)溶(rong)解液(ye)(ye)與(yu)新(xin)液(ye)(ye)混(hun)合,使溶(rong)解速度(du)(du)加快,對(dui)(dui)污(wu)物(wu)(wu)的(de)(de)搬運(yun)起著很大的(de)(de)作(zuo)用(yong)(yong)(yong)(yong)(yong)。 (3)加速度(du)(du):液(ye)(ye)體(ti)(ti)(ti)粒(li)子推動產(chan)生的(de)(de)加速度(du)(du)。對(dui)(dui)于頻(pin)率較高(gao)的(de)(de)超(chao)(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)清(qing)(qing)(qing)洗機,空(kong)(kong)(kong)化(hua)(hua)作(zuo)用(yong)(yong)(yong)(yong)(yong)就(jiu)很不顯著了(le),這時(shi)(shi)(shi)的(de)(de)清(qing)(qing)(qing)洗主(zhu)要靠(kao)液(ye)(ye)體(ti)(ti)(ti)粒(li)子超(chao)(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)作(zuo)用(yong)(yong)(yong)(yong)(yong)下(xia)的(de)(de)加速度(du)(du)撞擊粒(li)子對(dui)(dui)污(wu)物(wu)(wu)進(jin)行超(chao)(chao)(chao)(chao)精密清(qing)(qing)(qing)洗。
發布時(shi)間:
2019
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09
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10
瀏覽次數:316