讓我們來了解一下什(shen)么是泵?
泵(beng)是輸(shu)送(song)液(ye)體(ti)或使液(ye)體(ti)增壓的機(ji)(ji)械。它(ta)將原動機(ji)(ji)的機(ji)(ji)械能或其他外部能量傳送(song)給液(ye)體(ti),使液(ye)體(ti)能量增加。

泵主要用來輸(shu)送(song)水(shui)、油(you)、酸(suan)堿液(ye)、乳(ru)化液(ye)、懸(xuan)乳(ru)液(ye)和液(ye)態(tai)金屬(shu)等(deng)液(ye)體(ti)(ti)(ti),也可輸(shu)送(song)液(ye)、氣混合物(wu)及含懸(xuan)浮固(gu)體(ti)(ti)(ti)物(wu)的液(ye)體(ti)(ti)(ti)。
泵(beng)(beng)(beng)(beng)(beng)通常可(ke)(ke)按(an)(an)(an)工(gong)作(zuo)原理(li)分(fen)(fen)為(wei)(wei)容積(ji)式泵(beng)(beng)(beng)(beng)(beng)、動(dong)力式泵(beng)(beng)(beng)(beng)(beng)和其(qi)他類型(xing)泵(beng)(beng)(beng)(beng)(beng)三類。除(chu)按(an)(an)(an)工(gong)作(zuo)原理(li)分(fen)(fen)類外,還可(ke)(ke)按(an)(an)(an)其(qi)他方(fang)法分(fen)(fen)類和命(ming)名。如(ru),按(an)(an)(an)驅動(dong)方(fang)法可(ke)(ke)分(fen)(fen)為(wei)(wei)電(dian)動(dong)泵(beng)(beng)(beng)(beng)(beng)和水(shui)輪泵(beng)(beng)(beng)(beng)(beng)等(deng);按(an)(an)(an)結構可(ke)(ke)分(fen)(fen)為(wei)(wei)單級泵(beng)(beng)(beng)(beng)(beng)和多(duo)級泵(beng)(beng)(beng)(beng)(beng);按(an)(an)(an)用(yong)途可(ke)(ke)分(fen)(fen)為(wei)(wei)鍋爐(lu)給水(shui)泵(beng)(beng)(beng)(beng)(beng)和計(ji)量(liang)泵(beng)(beng)(beng)(beng)(beng)等(deng);按(an)(an)(an)輸(shu)送(song)液(ye)體的性質可(ke)(ke)分(fen)(fen)為(wei)(wei)水(shui)泵(beng)(beng)(beng)(beng)(beng)、油泵(beng)(beng)(beng)(beng)(beng)和泥漿泵(beng)(beng)(beng)(beng)(beng)等(deng)。
泵(beng)的各個性能參數之(zhi)間存在著一定的相互(hu)依(yi)賴變(bian)化(hua)關系,可以(yi)畫成曲(qu)(qu)線來表示,稱為泵(beng)的特(te)性曲(qu)(qu)線,每一臺泵(beng)都有自(zi)己(ji)特(te)定的特(te)性曲(qu)(qu)線。