自動控制原理專業(yè)詞匯

1、精選優(yōu)質(zhì)文檔-傾情為你奉上自動控制原理專業(yè)詞匯中文英文自動控制automatic control；cybernation自動控制系統(tǒng)automatic control system自動控制理論automatic control theory經(jīng)典控制理論classical control theory現(xiàn)代控制理論modern control theory智能控制理論intelligent control theory開環(huán)控制open-loop control閉環(huán)控制closed-loop control輸入量input輸出量output給定環(huán)節(jié)given unit/element比較環(huán)節(jié)comp

2、aring unit/element放大環(huán)節(jié)amplifying unit/element執(zhí)行環(huán)節(jié)actuating unit/element控制環(huán)節(jié)controlling unit/element被控對象(control) plant反饋環(huán)節(jié)feedback unit/element控制器controller擾動/干擾perturbance/disturbance前向通道forward channel反饋通道feedback channel恒值控制系統(tǒng)constant control system隨動控制系統(tǒng)servo/drive control system程序控制系統(tǒng)programmed

3、 control system連續(xù)控制系統(tǒng)continuous control system離散控制系統(tǒng)discrete control system線性控制系統(tǒng)linear control system非線性控制系統(tǒng)nonlinear control system定常/時不變控制系統(tǒng)time-invariant control system時變控制系統(tǒng)time-variant control system穩(wěn)定性stability快速性rapidity準(zhǔn)確性accuracy數(shù)學(xué)模型mathematical model微分方程differential equation非線性特性nonlinear

4、 characteristic線性化處理linearization processing泰勒級數(shù)Taylor series傳遞函數(shù)transfer function比例環(huán)節(jié)proportional element積分環(huán)節(jié)integrating element一階慣性環(huán)節(jié)first order inertial element二階慣性環(huán)節(jié)second order inertial element二階震蕩環(huán)節(jié)second order oscillation element微分環(huán)節(jié)differentiation element一階微分環(huán)節(jié)first order differentiation ele

5、ment二階微分環(huán)節(jié)second order differentiation element延遲環(huán)節(jié)delay element動態(tài)結(jié)構(gòu)圖dynamic structure block串聯(lián)環(huán)節(jié)serial unit并聯(lián)環(huán)節(jié)parallel unit信號流圖signal flow graph梅遜增益公式masons gain formula 時域分析法time domain analysis method性能指標(biāo)performance index階躍函數(shù)step function斜坡函數(shù)ramp function拋物線函數(shù)parabolic function /acceleration funct

6、ion沖擊函數(shù)impulse function正弦函數(shù)sinusoidal function動態(tài)/暫態(tài)響應(yīng)transient response靜態(tài)/穩(wěn)態(tài)響應(yīng)steady-state response延遲時間delay time上升時間rise time峰值時間peak time調(diào)節(jié)時間settling time最大超調(diào)量maximum overshoot穩(wěn)態(tài)誤差steady-state error無阻尼undamping欠阻尼underdamping過阻尼overdamping特征根eigen root極點pole零點zero實軸real axis虛軸imaginary axis穩(wěn)態(tài)/靜態(tài)分量

7、steady-state component瞬態(tài)/暫態(tài)/動態(tài)分量transient component運動模態(tài)motion mode衰減attenuation系數(shù)coefficient初相角initial phase angle響應(yīng)曲線response curve主導(dǎo)極點dominant pole勞斯穩(wěn)定判據(jù)Routh stability criterionS平面S plane 胡爾維茨穩(wěn)定判據(jù)Hurwitz stability criterion測量誤差measurement error擾動誤差agitation error結(jié)構(gòu)性誤差structural error偏差deviation根軌

8、跡root locus常規(guī)根軌跡routine root locus根軌跡方程root locus equation幅值magnitude幅角argument對稱性symmetry分離點separation point會合點meeting point漸近線asymptote出射角emergence angle入射角incidence angle廣義根軌跡generalized root locus零度根軌跡zero degree root locus偶極子dipole頻域分析法frequency-domain analysis method頻率特性frequency characteristi

9、c極坐標(biāo)系polar coordinate system直角坐標(biāo)系rectangular coordinate system幅頻特性magnitude-frequency characteristic相頻特性phase-frequency characteristic幅相頻率特性magnitude-phase frequency characteristic最小相位系統(tǒng)minimum phase system非最小相位系統(tǒng)nonminimum phase system奈奎斯特穩(wěn)定判據(jù)Nyquist stability criterion伯德定理Bode theorem穩(wěn)定裕度stability

10、 margin幅值裕度magnitude margin相位/相角裕度phase margin對數(shù)幅頻特性log magnitude-frequency characteristic無阻尼自然震蕩角頻率undamped oscillation angular frequency阻尼震蕩角頻率damped oscillation angular frequency阻尼角damping angle 帶寬頻率bandwidth frequency穿越/截止頻率crossover/cutoff frequency諧振峰值resonance peak系統(tǒng)校正system compensation超前校正l

11、ead compensation滯后校正lag compensation自激震蕩self-excited oscillation死區(qū)特性dead zone characteristic飽和特性saturation characteristic間隙特性backlash characteristic描述函數(shù)法describing function method相平面法phase plane method采樣控制系統(tǒng)sampling control system數(shù)字控制系統(tǒng)digital control system頻譜frequency spectrum采樣定理sampling theorem信號

12、重現(xiàn)signal recurrence拉氏變換Laplace transformZ變換Z transform終值定理final-value theorem差分方程difference equation迭代法iterative method脈沖傳遞函數(shù)pulse transfer function零階保持器zero-order holder映射mapping方框圖block diagram伯德圖Bode diagram特征方程characteristic equation可控性controllability臨界阻尼critical damping阻尼常數(shù)damping constant阻尼比damping ratio初始狀態(tài)initial state初值定理initial-value theorem反Z變換inverse Z-transformation負(fù)反饋negative feedback正反饋positive feedback尼科爾斯圖Nichols chart部分分式展開partial fraction expansion幅角原理a