無摩擦模擬器 的英文怎麼說
中文拼音 [wúmócāmónǐqì]
無摩擦模擬器
英文
frictionless simulator- 無 : 無Ⅰ動詞(沒有) not have; there is not; be without Ⅱ名詞1 (沒有) nothing; nil 2 (姓氏) a surn...
- 摩 : 摩構詞成分。
- 擦 : 動詞1 (摩擦) rub 2 (用布、 手巾等摩擦使干凈; 揩拭; 抹) wipe; scrub; clean 3 (塗抹; 搽) spre...
- 模 : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
- 擬 : 動詞1. (設計; 起草) draw up; draft 2. (打算; 想要) intend; plan 3. (模仿) imitate
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 摩擦 : 1 (互相接觸的兩物體作來回相對運動) rub; chafe 2 [物理學] (相互接觸的兩物體在接觸面上發生阻礙相...
- 模擬器 : emulator
- 模擬 : imitate; simulate; analog; analogy; imitation; simulation模擬艙 boilerplate; 模擬電路 [電學] circ...
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Against two kinds of nonlinear friction observers, the analytic expression of zero ve - locity interval t based on the nonlinear model of brushless dc motor system is deduced in this paper. simulation results indicate that the system performance at low velocity can be im - proved effectively using the friction observer based on coulomb friction model
針對兩種不同的非線性摩擦觀測器,推導了基於無刷直流電動機非線性模型的零速度時間間隔腡解析表達式,通過模擬證實,利用基於庫侖摩擦模型的摩擦觀測器可以有效地改善系統的低速控制性能。Presents a simple method of compensating friction against the character of the nonlinear model of a brushless dc motor system which transfers the original system model to a simple linear model using the method of input - output linearization, and estimates the coulomb friction in the system in real - time using a nonlinear friction estimator, and then compensate the friction in the system using a friction feedforward, and concludes from simulation results that this method can effectively eliminate the influence of friction in brushless dc motor systems
針對無刷直流電動機系統的非線性數學模型特點,提出了一種簡單的摩擦補償方法.該方法首先利用輸入輸出線性化方法將原系統模型轉化為一種簡單的線性模型,然後給出一種非線性摩擦估計器實時估計系統中的庫侖摩擦值,最後利用摩擦前饋補償方法對其進行補償.模擬結果表明該方法可以有效地抑制無刷直流電動機系統中的摩擦影響After analyzing state - of - the - art of active and semi - active structural control in the world, the dissertation focus on semi - active structural control based on the magneto - rheological dampers. and a semi - active control method is put forward, which is based on lq ( linear quadratic ) optimum control theory, and imitates the optimum active - control force with bound value to control the structural response. then two structural models " simulation is conducted to compare the effectiveness and usefulness of the semi - active control with the passive control, and present the normed criteria to analysis the results
首先分析了mr可控阻尼機理,及mr阻尼器的兩種力學模型;然後根據最優控制理論中的二次型問題,提出採用限值擬合連續最優主動控制力的半主動控制策略,並以此控制方法針對半主動控制的強非線性控制問題,對兩種結構模型進行了模擬計算,並將半主動控制下的結構響應與採用摩擦型阻尼的被動控制結構及無控結構進行了詳細的比較分析,對計算結果提出採用范數指標進行補充評價的綜合評價方法;通過三種控制狀態下的模擬計算驗證了結構半主動控制的有效性與實用性。
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