damped oscillation

基本解釋

Self-sustained oscillation characteristic of thermoacoustic stack is quantitatively proven based on thermodynamic theory to be negative damped oscillation.
從熱動力學(xué)理論出發(fā)，定量地證明回?zé)崞鞯淖约ふ袷幪匦詾樨?fù)阻尼振蕩。
Due to the comparison between theoretical analysis of pulse forming circuit's damped oscillation and experiment results, the working principle of MS was mastered.
通過脈沖形成回路的阻尼振蕩情況的近似理論分析與實驗結(jié)果進(jìn)行比較，了解了MS的工作過程。
The movement behavior of the movable membrane is taken as a single directional damped oscillation under an electrostatic force, an elastic recovery force and a drag force in the air.
把可動薄膜的運(yùn)動近似地模擬為作用在可動薄膜上的變靜電力、彈力及空氣阻力的單自由度阻尼振動。

衰減振蕩
阻尼振蕩
But power system interconnection has also brought a series of new issues to the operation, such as the possible negative or weakly damped oscillation, the reducement of security and stability levels, the emergence of stability weak links in the grid.
全國聯(lián)網(wǎng)在帶來巨大經(jīng)濟(jì)利益的同時,也對電力系統(tǒng)運(yùn)行帶來一系列的新問題,如多大區(qū)域電網(wǎng)聯(lián)網(wǎng)后,可能出現(xiàn)弱阻尼或負(fù)阻尼振蕩問題;電網(wǎng)互聯(lián)后,網(wǎng)架較薄弱的電網(wǎng)內(nèi)部安全穩(wěn)定水平有可能降低;多大區(qū)電網(wǎng)交流互聯(lián)后,存在一些電網(wǎng)穩(wěn)定問題突出的薄弱環(huán)節(jié),今年1月我國南方十幾個省市遭受數(shù)十年不遇的雪災(zāi),致使許多省份電網(wǎng)出現(xiàn)大面積損毀,電力系統(tǒng)穩(wěn)定性遭到極大破壞,最終導(dǎo)致大面積停電。
減幅振蕩