Vat tu thiet bi dien cong nghiep

Dung may phat sieu am truyen song dao dong co tan so khong nho hon 20 kHz vao dung moi hay dung dich kiem thi tay rua ong thep se nhanh hon va sach hon rat nhieu. Luc do khong chi dau mo ma ca gi , oxyt, can ban deu duoc tay sach, ke ca trong khe, ranh, lo sau, chan ren Vi co nhieu uu diem nhu vay nen trong cong nghiep san xuat dong ho, linh kien dien tu, ban dan, cong nghe cao rat hay dung sieu am vao viec tay rua. Khi cho song sieu am lan truyen vao chat long se lam xuat hien nhung vung ap suat rat cao xen ke voi nhung vung ap suat rat thap, sau do chung lai hoan vi cho nhau voi tan so rat lon. Neu cuong do dao dong du lon thi nhung bien doi dot ngot ve ap suat luan phien ve khong gian va thoi gian trong moi truong tay tao ra tac dung xam thuc rat manh liet, bao sach moi tap chat tren be mat vat tay. Tang nhiet do se tang tac dung tay rua cua sieu am len. Thanh phan chat long cung anh huong den toc do va chat luong tay bang sieu am. Neu chat long khong co tac dung hoa hoc gi voi chat ban thi tay sieu am chi co tac dung vat ly va co hoc la xam thuc de bao sach be mat, neu chat long lai co the hoa tan hay xa phong hoa duoc chat ban thi tay trong sieu am con co them tac dung hoa ly nua. Bang 3.4 trinh bay mot so dung dich tay dau mo bang sieu am.