水(shui)(shui)(shui)力發電(dian)，研究將(jiang)水(shui)(shui)(shui)能(neng)(neng)(neng)轉(zhuan)換(huan)為(wei)(wei)(wei)電(dian)能(neng)(neng)(neng)的(de)(de)工程建(jian)設和生產運行(xing)等技術經濟問題的(de)(de)科學(xue)技術。水(shui)(shui)(shui)力發電(dian)利用(yong)的(de)(de)水(shui)(shui)(shui)能(neng)(neng)(neng)主要(yao)是蘊藏于水(shui)(shui)(shui)體中的(de)(de)位能(neng)(neng)(neng)。為(wei)(wei)(wei)實現將(jiang)水(shui)(shui)(shui)能(neng)(neng)(neng)轉(zhuan)換(huan)為(wei)(wei)(wei)電(dian)能(neng)(neng)(neng)，需要(yao)興(xing)建(jian)不(bu)同(tong)類型(xing)的(de)(de)水(shui)(shui)(shui)電(dian)站。