隔振效率 的英文怎麼說
中文拼音 [gézhènxiàolǜ]
隔振效率
英文
isolation effectiveness-
On the exhibition of northeast asian new and high technology and product 2004, the vice mayor of shenyang city wang ying introduced to the attendances that on the schedule of shenyang city revolution and opening up ten fields can offer good cooperation opportunities to the other countries and areas of domestic enterprises, the complete automobile and spare parts manufacturing is one of this fields. shenyang automobile industry has special features also has the most brands in our country, such shenyang is also the deeply degree of opening up, bmw of germen, ge of american, hino of japan
專業人士表示，後置后驅車輛的重量集中於汽車的後部，發動機距驅動軸很近，因而驅動輪負荷大，啟動加速時牽引力大，且傳動效率高，燃油經濟性好發動機等主要部件後置有利於車身內部布置，車廂內的面積利用率高，且易於將發動機與車廂隔開，減少車廂內的振動和噪聲，乘坐舒適性良好。Finally, application of adams in the simulation analysis of the electromagnet damping system is based on velocity feedback. the result of the simulation is indicated that : the vibration effect of low frequency and resonance peak is decreased with increment of damping ratio, and the high frequency performance is not affected
最後採用adams對電磁阻尼隔振系統進行了振動模擬分析，模擬結果表明，合理設置阻尼比，能夠有效抑制諧振峰值，大幅度提高低頻隔振效果，並且對隔振平臺諧振頻率和高頻性能影響很小。Through experiment and application, it is proved that the magnetorheological vibration isolator can highly increase vibration isolation efficiency
通過試驗和應用，表明該裝置可有效提高隔振效率。The clamping diodes conduct only once in a switching period, and the resonant inductance current is smaller in zero state, leading to a higher efficiency and reduced duty cycle loss. the operation principle of the improved converter and the comparison with the original converter are analyzed in this paper. the effect of the blocking capacitor in series with the transformer or resonant inductance is discussed, and a best scheme is determined
本文將諧振電感和變壓器交換位置，使變壓器與滯后橋臂相連，這樣箝位二極體在一個開關周期中只導通一次，同時零狀態時諧振電感電流較小，有利於提高變換效率和減小占空比丟失，本文分析改進后變換器的工作原理，並與改進前的變換器進行對比，討論隔直電容在不同位置對變換器工作的影響，確定一種最佳工程方案。The main research is as follows : analyze and research the boundary constraint and the structure characteristic and segment the frame making use of the shell element, the pipe element etc. on the base of it the practical finite element model has been established ; analyze the mode of the frame by dint of the finite element model. and get the inherent frequency and the vibration mode of the frame. tentatively estimate the dynamic characteristic of the frame and analyze the inherent frequency that may be lead to the resonance
論文的主要研究工作如下：分析研究車架的邊界條件和結構特性，並用殼、管等單元對該車架進行離散，建立一種切實有效的車架有限元模型；對該車架的有限元模型進行模態分析，求得其的固有頻率和振型，並對車架的動態特性做出初步評估，分析可能引起車架振動的固有頻率；在模態分析基礎上，研究發動機輸出的簡諧力引起的車架位移響應（即諧響應分析） ，以考察摩托車車架各部位的振動情況並與模態分析對比，分析是否與該車架的固有頻率相耦合而導致共振；在深入研究車架的模態分析及諧響應分析、清晰地認識了摩托車車架動態特性的基礎上，分析並提出了採用橡膠減震器對車架進行隔振的減震方法。Deducing the transfer function of the system, one controller is constructed and it has the wide frequencies isolation performance and zero force transfer rate. the active vibration isolation simulation is made and the results show that the two - stage isolation mounting with the controller constructed using the method mentioned in this paper has perfect isolation property and this provide new way for controller design. 4
通過對雙層隔振振動主動控制系統模型的力傳遞函數的深入研究，構造了一種具有寬帶隔振性能的理論上具有零力傳遞率的控制器，並進行了數字模擬研究，取得了理想的模擬效果，為振動主動控制控制器的設計提供了新的思路。Finally, the technique of vibration suppression is discussed. the passive isolation that is simple is adopted for high frequency part and the effort of high frequency suppression is obvious. the bandwidth adaptive that doesn ’ t need new plants is adopted for low frequency part and simulation results indicate that the scheme is valid for the suppression of bit error rate increasing produced by satellite platform vibration
最後對振動的抑制方法進行了研究，對高頻振動採用被動隔離方式，該方法操作簡單，對高頻振動抑制效果顯著;對低頻振動採用了自適應帶寬抑制方式，該方法無需添加新器件，對抑制低頻振動帶來的誤碼率增加作用明顯，並進行了模擬驗證。In the sixth paragraph, the author discusses how the direct damping under anvil block of forging hammer affects the beating energy, the operation, the safety of the facility and the economic benefits
第六章分析了鍛錘砧下減振技術對打擊能量（打擊效率） 、生產操作、設備安全等的影響，並從經濟效益的角度認識了鍛錘隔振的意義。As far as the tow - stage vibration isolation mounting with dynamoelectric actuator is concerned, the effect of the selection of the error sensor ( displacement, velocity, acceleration ) on the force transfer rate of the pid active vibration control system is analysed and on the basis of this the control simulation with hebb rule on two - stage vibration isolation mounting with the single neural adaptive pid controller is made and the simulation results indicate the method is effective. 2
針對具有電動執行器的雙層隔振實驗臺架，討論了誤差傳感器類型（位移、速度、加速度）的選擇對雙層隔振pid振動主動控制系統力傳遞率的影響，在此基礎上將單神經元自適應控制引入振動主動控制系統，採用hebb學習演算法進行了雙層隔振系統振動主動控制模擬研究，取得了滿意的控制效果。And this paper presents the research on damping of system. it discusses to design damping system, select and fix shock damper and so on. natural frequency of damping system is resolved by theory and experiment method and is twice reduced form 63. 107hz to 35. 3hz. damping system can meet requirement of segregating vibration
同時也深入研究了系統的隔振問題，對隔振系統的設計、隔振器的選型安裝等方面進行了討論，通過理論計算與實驗兩種方法求出了隔振系統的固有頻率，並有效地降低了隔振系統的固有頻率（從63 . 107hz降低到35 . 3hz ） ，使得隔振系統能有效地隔振。Raft vibration - isolate simulation system of this paper can provide the functions as follows : 1. it can calculate the natural frequencies, vibration modes, modular state and dynamic response of the unit according to the given structural parameters of the selected raft vibration - isolating unit, the number of vibration isolators and their installation positions. and also, the design effect of the selected scheme can be displayed vividly
另外，本論文研製的「浮筏隔振裝置減振降噪模擬系統」 （ raftvibration - isolatesimulationsystem ， rviss ） ，功能包括： 1 、計算根據使用者輸入的機組結構參數、減振器的選型參數，可分別進行系統固有頻率及振型、系統模態分析及靜力計算、動力響應計算等，並提供計算報告；利用三維計算機技術實時模擬，形象逼真、動態顯示計算效果。分享友人