電振動板 的英文怎麼說
中文拼音 [diànzhèndòngbǎn]
電振動板
英文
trembler- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 振 : 動詞1. (搖動; 揮動) shake; flap; wield 2. (奮起) brace up; rise with force and spirit
- 板 : Ⅰ名詞1 (片狀硬物體) board; plank; plate 2 (專指店鋪的門板) shutter 3 [音樂] (打拍子的樂器) ...
- 振動 : vibrate; vibration; vibrance; vibrancy; vibra; vibes; shaking; rumble; jitter; chatter; sway; jar...
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Study on the characteristic of piezoceramic actuator is an important step in the studying of undamaged - inspection process based on piezoceramic actuator technology. this thesis firstly dwells on the sample model of piezoceramic actuator under the restriction of concrete. through theory and experimentation analysis, we arrives at a conclusion that the vibration behavior of piezoceramic actuator belongs to that of the thin plate
本文著重研究了在混凝土約束條件下壓電陶瓷片的樣本模型,在此基礎上通過理論探討和實驗現象分析,認為埋置於混凝土中的壓電陶瓷片是符合彈性力學中克希霍夫有關薄板理論的假設,是屬于薄板振動問題,並確定了其邊界約束條件。The vibration measurement using espi and crack detection of a plate with a crack
含裂紋平板的電子散斑振動測量與識別Based on the vibration test in yantan hydropower house, in this paper the author adopt les method which belong to three dimensions unsteady turbulent flow numerical analysis to simulate vibration resource characteristics of hydrogenerator set, a harmonic vibration model of powerhouse substructure is put forward to carry out firstly a precise modal analysis and dynamic response analysis for generator floor. the numerical calculation results agree well with the surveyed data in situ
本文結合巖灘水電站廠房振動的試驗研究,採用非定常湍流數值分析的大渦模擬方法進行混流機組水力振動振源模擬;提出一種水電站廠房下部結構簡諧振動模型,首次進行了發電機層樓板結構的精確模態分析和水力激振荷載下的動力響應分析,各項計算結果與實測數據吻合良好。In chapter 4, the model - building principle and calculating method of finite element dynamic analysis for large - sized assembled structure are discussed. the substructure model for hydropower house vibration analysis is established to obtain precise modal of generator floor. the harmonic vibration assumption is adopted to calculate house structure ' s dynamic response from hydraulic excitation force of hydraulic turbine generator unit
第四章討論了大型組合結構有限元動力分析的建模原則和計算方法,建立水電站廠房振動分析的下部結構模型,對巖灘廠房進行整體模態分析,較準確地得出發電機層樓板自振特性;同時引進簡諧振動假定,迸行了機組水力振動作用下的廠房結構的動力響應分析。Bringing into play the communication market resources in hangzhou bay, the park devotes itself to the formation of a “ mobile valley ”, which means a unique zhejiang - flavored economic pattern : forming a complete telecommunication industry chain from software and operation development of key parts, such as ic chip, rf modules, base band, display, high capacity battery, to related components like cell phone housing, keypad, antenna, vibration motor, mould, pcb ( circuit board ), photoelectricity device, electronic device, connectors and system and software development, and operation service development
園區依託杭州灣通信市場資源,致力打造「移動谷」 ,創造中國浙江經濟特有的專業版塊模式:從集成電路晶元、 rf組件、基帶、顯示器、高能電池等核心器件到接手機外殼和按鍵、天線、振動馬達、模具、 pcb (電路板) 、光電器件、電子器件、連接件等相關組件及系統和軟體開發、運營服務開發,形成完整的通信產業鏈。A thin disk, especially in a microphone or telephone receiver, that vibrates in response to sound waves to produce electric signals, or that vibrates in response to electric signals to produce sound waves
膜片,振動板一種薄的圓盤(尤其是在麥克風和電話收話器里那種)響應聲波振動產生信號或者響應電信號振動產生聲波Fuzzy control of vibration of a sandwich plate filled with electrorheological fluid
含電流變液夾層板振動的模糊控制In theoretical analysis, finite element method is firstly used to solve the mechanical - electric coupling problems in a flexible plate with piezoelectric elements and to obtain structural vibration modal shapes. focusing on collocated type of piezoelectric sensors / actuators, the maximum determinant of fisher information matrix criteria is chosen as the optimization function and then simplified to determine an optimal principle for the best location of piezoelectric elements
本文研究柔性板振動控制中壓電元件的位置優化設計問題,針對壓電傳感器和驅動器的同位布置結構型式,將壓電元件的有限元分析方法與d優化設計準則相結合,直接利用結構的模態振型確定壓電元件在柔性板上的最優位置。Giving paper department adopts a single board to adjust the sending paper specification continually. distances between papers are adjusted by the import segmentless adjustor and vibrant engine is set to make the sending department more stable. the inputting department adopts the single stopping machine function. the whole machine adopts the import transducer to run this machine is suitable for the outer colored packing boxes and wine boxes and medicine boxes and outer packing boxes of different sizes
給紙部單板操作,調節快速簡便,進口無段調速器調整進紙間距,另配備振動電機使輸送部更穩定,進紙部單獨停機功能,整機採用進口變頻器運轉,該機適用於彩盒外包裝箱及大規格酒盒、藥盒、外包裝箱。The company specializes in the production of air - cooled diesel and gasoline engine, generator sets, sprayer pump, vibrator shaft, compact machinery, cut machinery, robin gasoline enginine, power tiller
公司專業生產風冷柴油機,汽油機,及其配套發電機組,水泵機組,藥泵,振動泵,平板夯,割縫機,羅賓汽油機,手扶拖拉機。All the products are applicable in a wide range of fields, such as electronic appliance, metal processing, automobile manufacturing, fashion, textile material compounding, shoes manufacturing, packing, reflective signal, communications, structure, decoration, waterproof etc, wildly used in adhesion, compound, corrosion resistance, antiseptic insulation for special materials. the series products of pu sieve - plates were manufactured by xinfapu company have got the certificates of iso9000 - 2000, gold prize of china trade fair, and national patent
鑫發聚氨酯篩板充分地利用了聚氨酯彈性體卓越的耐磨性能,寬廣硬度范圍內的高強度,高伸長和高彈性,良好的減震性能以及耐油,耐低溫,耐熱老化,抗輻射,電絕緣等性能,加上其合理篩孔結構和安裝結構設計,被廣泛的運用於各種大型工程的砂石系統,冶金礦山的選礦篩分系統,及其他使用篩分機械振動篩選的企業。In the transversal vibration test of the steel supporting post on the flange of qinshen railway bridge, the practical techniques of instrument selection, the provision of static eliminater and the way of data sampling are mainly discussed
摘要針對秦沈線橋上翼緣板接觸網鋼柱的橫向振動測試,著重論述了儀器的選型、抗靜電干擾措施以及數據採集中的具體技術。In this thesis, we have the rectangular composite plate with piezoelectric sensors and actuators as ours study object. methods of riz and fem are used to analyze the problem of the vibration control of the smart structures with the direct feedback gain
本文以壓電薄板為研究對象,採用解析法(里茲法)和數值分析法(有限單元法)研究了壓電智能結構的振動控制問題,其中採用的反饋控制策略為直接反饋。The magneto - elastic motion equation and the electrodynamic equation of the thin strip conductive plate in a leaning magnetic field are derived on the basis of the principle magneto - elastic theory, and the characteristic equations of the vibration of the plate supported along two long sides are obtained as well
摘要以磁彈性基本假設為出發點,給出了傾斜磁場中無限長條形薄板的磁彈性運動方程及電動力學方程,並推得了兩長邊簡支薄板的磁彈性振動特徵方程式。Finally, the random vibration analysis of the signal transform device is presented. experimental modal analysis is discussed briefly. the reasons why the relays on the printed circuit board were destroyed under random acceleration excitations are found out
本文最後對信號變換裝置進行了隨機振動響應分析,簡要探討了實驗模態分析法,找出了裝在印製電路板上的繼電器在隨機振動試驗中被損壞的原因,也介紹了結構動力模型修正技術的發展。Modal analysis, frequency response analysis, random vibration analysis and vibration fatigue analysis are carried out based on the modified finite element model. the first natural frequency of pcb is 57 hz, and the dynamic response in the first natural frequency is the largest. weak points are also found
為分析該印製電路板可靠性及設計缺陷,需對修改過的有限元模型進行模態分析、頻率響應分析、隨機振動分析及疲勞壽命分析,以全面了解該印製電路板的動態特性(包括:印製電路板的固有頻率、隨機振動響應情況) ,以及存在的薄弱環節。In order to gain high reliability, when designing pcb these questions must be considered : whether the first natural frequency of pcb is large enough or not ? what are the dynamic characteristics of pcb and where are the weak points of pcb
因此,為了保證印製電路板的高可靠性,就必須在印製電路板的設計和振動分析過程中,考慮以下問題:印製電路板的固有頻率是多少,使用中是否會發生共振破壞It also introduces design theory about paver working characteristics and states design method and calculation formula for travelling, bar conveyer, screw conveyer, vibratory rammer, vibration screed, hydraulic system and electric system some empirical formulas and design parameters are presented
並完整地介紹了行走、刮板、螺旋、振搗、振動、液壓、電氣等系統的設計方法和計算公式,同時還推薦了一些經驗公式和設計參數。Fourthly, by theoretical calculation and experimental measure, the characteristics of the plate lamina are acquired. finally, experiments for plate lamina using gfc are carried out, and the results show that the designed system can control very well not only the vibration of plate lamina but also the adaptive lamina
最後建立了基於計算機的振動控制實驗系統,運用灰色預測控制演算法gfc ,對分佈有壓電傳感器和驅動器的平板葉片前兩階彎曲和前兩階扭轉模態進行了單頻控制,並對實驗效果進行了分析。Active control of bending - twisting couple vibration of plate using fuzzy control
壓電薄膜和模糊控制在板的彎曲扭曲振動控制中的應用分享友人