vibration noise 中文意思是什麼

vibration noise 解釋
振動噪聲
  • vibration : n. 1. 振動，顫動；擺動；【物理學】振動。2. （心的）震顫。3. （思想情緒的）激動。4. 猶豫。adj. -al
  • noise : n 1 聲音，聲響。2 叫喊；嘈雜聲，噪音；喧鬧聲；吵鬧，騷動，騷擾。3 〈古語〉謠言，風聲。4 〈美國〉...
  1. Introducing the theory and application of boundary element method on the sound radiation, giving the process of solving vibration noise radiation problem using boundary element analysis software ; presenting the coupling theory and the combination analysis of finite element method and boundary element method, and doing relevant analysis based on close drum shell ; programming the noise data simulation program using the numerical calculation software, simulating the acoustic and pressure data of a key point in the transient response acoustic field of the close drum shell, realizing the audibility of the noise, using the virtual reality tools to simulate the vibration noise of the drum shell ; combining the finite element method and boundary element method to analyze the vibration noise radiation of some gear box, and completing the whole simulation process of the vibration noise of the gear box

    綜合介紹了邊界元法在聲輻射問題上的理論及應用；並給出了運用邊界元法分析軟體求解振動聲輻射問題的過程。闡述了有限元法和邊界元法的耦合理論及組合分析方法，並以封閉鼓形薄殼為分析對象進行了相應的分析。利用數字計算軟體編制了噪聲數據模擬程序，並模擬了通過組合方法分析封閉鼓形薄殼瞬態響應聲場而獲得一關鍵點的聲壓數據，實現聲音的可聽化，隨后通過虛擬現實工具實現了該情形下橢球殼振動噪聲的虛擬模擬。
  2. Abstract : brief introduction and canalization of the vibration and noise outoftolerance problems arisen during the prototype test for series yax, and the suggestion for the prevention to them are given in t his paper

    文摘:本文簡要介紹了yax系列樣機試制中遇到的振動、噪聲超差問題，進行了原因分析，給出了擬採取的措施。
  3. Eliminating noise and controling vibration, gold plated brass pin, male plug, with duralumin to cut vibration

    消除雜訊制震，銅鍍金插片，公插， duralumin抑震材質使用，防磁體
  4. Vibration isolating grommets are standard for every hard drive and a complex airflow cooling design to maximise airflow and cooling effects with minimum noise

    振動絕緣索環對每種硬盤驅動器和復雜的氣流冷卻設計最大限度的氣流和最小限度噪音的冷卻效果中的一種標準。
  5. Active structure acoustic control ( asac ) is the leading field in the area of vibration and noise control. based on the most current academic and experiment results of domestic and overseas in asac, modern robust control theory ( h _ control theory ) and modern hydrokinetics theory 、 solid dynamics theory are used to build the control model of asac in this thesis. and the h _ control experimental system is build based on modern signal processing technology and compter technology

    本文在國內外最新的asac理論研究與實驗成果的基礎上，首次將現代魯棒控制理論（ h _控制理論）與現代流體動力學、固體動力學理論相結合，建立了結構振動聲輻射主動控制模型，提出了設計魯棒h _控制器的新方法，並採用現代信號處理技術、計算機技術建立了結構振動聲輻射魯棒h _控制實驗裝置，進行了實驗研究。
  6. Production and processing equipment : bearing production equipment, the ball processing equipment, bearing cleaning equipment, packaging equipment bearings, needle roller processing equipment, light jewelry processing equipment, spherical roller processing equipment, rough processing equipment, double - end grinders, spindle, wheel oilstone and other grinding materials, heat production, high - precision coordinates grinder, and outside grinder, seal marking machine, profilometry, contour dynamic analysis, hardness needle - sorting machine, a round instrument, processing tester, processing meter, dynamic vibration and noise analysis, vibration, noise testing device raceway ultra - precision instrument, roughness measuring instrument, the finish detector, sorting machine, converters and bearing products preservatives, lubricants, cleaning agents, such as processing raw materials

    生產及加工設備：軸承生產設備球加工設備軸承清洗設備軸承包裝設備滾針加工設備光飾加工設備球面滾子加工設備毛坯加工設備雙端面磨床電主軸砂輪油石和其他研磨材料熱處理生產高精度坐標磨床內外圓磨床印子打標機輪廓測量儀輪廓動態分析儀硬度針分選機圓度儀加工測試儀加工測量儀振動噪聲動態分析儀震動噪聲測試裝置滾道超精儀粗糙度測量儀光潔度檢測儀分選機變頻器及軸承產品防腐劑潤滑劑清洗劑加工原材料等。
  7. An automated de - noising algorithm based on the energy of wavelet packet not donoho ' s threshold algorithm is established. a gear feature vibration signal extraction method using the wavelet packet energy is proposed, which can separate gear meshing vibration, noise vibration and gear fault vibration signal from the original gearbox case vibration signal. basis pursuit ( bp ) algorithm is introduced into the filed of mechanical signal de - noising and feature extraction for the first time

    第三章擺脫了donoho的閾值消噪思想，從能量的角度建立了基於小波包的自動消噪演算法；提出基於小波包能量分佈的齒輪故障特徵信號提取方法，可以將齒輪嚙合振動信號、干擾振動信號以及故障沖擊振動信號從原始齒輪振動信號中分離出來；首次將基追蹤消噪演算法引入到機械故障信號的消噪與特徵提取上，通過對齒輪故障信號的消噪，表明了它的有效性，並對影響該方法實際應用效果的因素進行了全面的分析，同時也指出了該方法存在的局限性。
  8. Yc series motor is stereo and of nice appearance. it is made with cold - rolled steel plate and high quality bearing with vibration noise much lower than the national standard

    Yc系列電機外觀優美，具有立體感，採用冷軋矽鋼片和優質軸承，振動噪音等遠低於國標要求。
  9. Bearings roller bearings and other components. bearing ring precision rolling production line ; a high - precision, super efficient grinding automatic production line ; bearing assembly line ; signal processing equipment ; blank processing equipment ; crowning roller grinder ; end - grinder ; coordinate precision grinder ;, cylindrical grinder ; surface grinder ; spherical roller processing equipment ; raceway grinder ; heat treatment ; needle processing equipment ; polishing processing equipment ; roller - seiki ; rolling auto - sorting machine parts bearing hardness sorting machine bearing cleaning equipment ; contact angle measuring instrument ; contour meter ; bearing life experimental device ; bearing packaging equipment ; roundness instrument ; dynamic vibration noise analyzer ; noise vibration test equipment ; printing machine measuring instrument ; roughness tester ; scanning electron microscope ; finish detector ; inverter ; spindle, wheel, whetstone and other grinding materials

    軸承套圈精密輾擴生產線高精高效磨超自動生產線軸承自動裝配線球加工設備毛坯加工設備凸度滾子磨床雙端面磨床高精度坐標磨床內外圓磨床平面磨床球面滾子加工設備溝道磨床熱處理生產滾針加工設備光飾加工設備滾道超精機滾動體自動分選機軸承零件硬度選別機軸承清洗設備角接觸測量儀輪廓測量儀軸承壽命實驗裝置軸承包裝設備圓度儀振動噪音動態分析儀振動噪音測試裝置印字機加工測量儀粗糙度測試儀掃描電子顯微鏡光潔度檢測儀變頻器電主軸砂輪油石和其他研磨材料
  10. In addition, instead of portal brake of j53 - 1000b model, the brake device of j53 - 1000c altered into rushing board brake, thus the dependability of braking is consumedly advanced, being convenient to adjust, and the rigidity strengthening of plate design reduces the vibration noise during the working of press. with cast steel as material of slide, slide weight of j53 - 1000c model is increased 1 thousand kgs than j53 - 1000b model with nodular cast iron as material. plus that the width from front and back of frame upright post of j53 - 1000b model is 750mm, while its 1000mm for j53 - 1000c model, increasing 250mm than the former

    J53 - 1000c螺桿螺母螺旋副使用壽命及螺桿的剛度也增加剎車裝置由原j53 - 1000b型門剎車改為j53 - 1000c推板式剎車，制動可靠性大大提高，而且便於調整，平臺設計剛度增強降低了壓力機工作中的振動噪聲j53 - 1000c型滑塊支背材質鑄鋼j53 - 1000b型的為球墨鑄鐵而且j53 - 1000c型滑塊重量比j53 - 1000b型增加1000公斤， j53 - 1000c型機架立柱前後寬1000毫米比j53 - 1000b型機架立柱前後寬750毫米增加250毫米， j53 - 1000c機身重46 . 8噸， j53 - 1000b整體機身重38 . 5噸。
  11. Product info : the vibrating screen with circular motion is specially designed for quarry to separate crushed stone material into different sizes, and is dressing, cibstruction matefial, elecric and chenueal industies. it has a feature of advanced structure, powerful vibrating forces, low vibration noise, easy maintenance, high durability and etc

    上海林滬實業有限公司專為採石場篩分料石設計生產的「山友」牌系列振動篩，運動軌跡呈圓周，也可用於選煤選礦建材電力及化工部門等作產品分級用，本公司產品具有結構先進激振力強振動噪音小易於維修堅固耐用等特點。
  12. With the development of machine manufacturing industry and acute competition of the international market, the spiral bevel gears, as the important basic parts in machine transmission, are required with higher and higher behavior in vibration, noise control and dynamic strength. this problem has long been paid attention by domestic and overseas many experts, and become a crux and top goal

    隨著機械製造業的發展和國際市場競爭的日益劇烈，對機械傳動的重要基礎件? ?弧齒錐齒輪的強度和噪聲要求愈來高，弧齒錐齒輪的振動、噪聲、動強度等，一直引起各國有關專家的廣泛關注，成為齒輪生產中的關鍵技術和制高點。
  13. Nylon for car brake pressure control, hydraulic, fuel supply systems, corrosion resistance, impatient, sealed a good performance, no vibration noise, not shaped, easy to install, convenient vehicle retrofit, good performance is integrated steel, rubber and incomparable

    尼龍壓力管用於汽車制動、液壓、燃料供給系統，耐腐蝕、耐壓、密封性能好、無震動噪音、無需成型、易安裝、方便汽車改型，良好的綜合性能是鋼管、橡膠管無法比擬的。
  14. Self - aligning clutch release bearing is a kind of bearing with stamping encloser and sealers. perfect hermitically construction can prevent sewage from invading. this bearing a changed from inner revolution into outer revolution and diaphragm spring in the bearing can make it self - align. this bearing can reduce vibration & noise and has long life length, light weight and abundant lubrication

    該類型產品為自調心離合器分離軸承，軸承帶沖壓外罩，兩面帶密封圈，能很好的防止污物進入軸承內部，軸承由外圈旋轉改為內圈旋轉，具有膜片彈簧與軸承自調心的功能，潤滑充分，減少振動、降低噪音、重量輕、使用壽命長等特點。
  15. The units " vibration, noise and pressure fluctuation in the draft tube are measured in wanjiazhai hydro power station. eighteen measuring points were arranged on the 2 # and 5 # units respectively

    尾水管壓力脈動以及噪聲等重要參數進行測量分析，試驗包括2 #機組和5 #機組各18個有效測點
  16. Are introduced. the necessity of designing the combined sensor which is held manually and the significance of experiment study of the vibration noise are put forward in chapter one

    本文第一章介紹了發動機振動噪聲的產生和危害，測試系統現狀，提出了手持式一體化傳感器設計的必要性，振動噪聲實驗研究的意義。
  17. Study mechanical vibration and noise theory, through analyzing the frequency spectrum of the vibration noise, study the spread characteristic of the vibration noise and method and technology of reducing vibration and noise, improve the security and environmental protection of the equipment operation

    研究機械振動與噪聲理論，通過對振動噪聲的頻譜分析，研究振動噪聲的傳播特性及減振、降噪的方法與技術，提高設備運行的安全性和環保性。
  18. But there are not very effective solution means that satisfy the rigorous requirement of vibration, noise etc. on the experimental base, the paper applys dynamic design theory and makes a creative exploration to engine design method, and makes a dynamic stiff and strength analysis to remedy the insufficiency of static design

    本文針對上述問題在試驗的基礎上，應用動態設計理論對發動機的設計方法進行了創造性的探索。通過對發動機的主要零部件的動態剛、強度的研究和分析以彌補靜態設計的不足。
  19. 3 ) locale tests of a hydraulic turbine were made. based on the tests, the problems of its acute vibration, noise and crack were settled down

    3 ）對某水輪機進行了現場測試和計算，綜合研究分析，得到該水輪機的劇烈振動、噪音及葉片開裂的原因，並提出解決問題的指導意見。
  20. Were the levels of vibration, noise, or other environmental conditions appropriate

    震動噪音或其他環境項目的程度是否適當？
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