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      翟榮民
    （華北電力設(shè)計(jì)院 北京 100043）

[提要]  首先對(duì)旋轉(zhuǎn)式機(jī)器和框架式基礎(chǔ)的振動(dòng)特征進(jìn)行了綜合描述，并在此基礎(chǔ)上就框架式基礎(chǔ)動(dòng)力特性的鑒定標(biāo)準(zhǔn)及優(yōu)化，綜述了作者的觀點(diǎn)，進(jìn)一步闡述了“動(dòng)規(guī)第五章”的基本思路。
[關(guān)鍵詞]  旋轉(zhuǎn)式機(jī)器 框架式基礎(chǔ)  振動(dòng)特征 優(yōu)化

The paper, first of all, gives a comprehensive description of the vibration characteristic of rotary machine frame-type foundation. Upon its basis, the authenticated criterion and optimum of the dynamic performance is summarized and basic concept of chapter 5 inGBJ40-79 is further expounded.
Keywords: rotaty-machine; frame-type foundation; vibration characteristic; optimum