軸扭轉振動 的英文怎麼說
中文拼音 [zhóuniǔzhuǎnzhèndòng]
軸扭轉振動
英文
whirling- 軸 : 軸Ⅰ名詞1. (圓柱形的零件) axle; shaft 2. (對稱部分的直線) axis 3. (圓柱形的纏繞器物) roller; spool Ⅱ量詞(用於纏在軸上的線以及裝裱帶軸子的字畫)
- 扭 : 動詞1 (掉轉; 轉動) turn round 2 (擰; 旋轉) twist; wrench 3 (擰傷) sprain; wrench 4 (走路時...
- 轉 : 轉構詞成分。
- 振 : 動詞1. (搖動; 揮動) shake; flap; wield 2. (奮起) brace up; rise with force and spirit
- 振動 : vibrate; vibration; vibrance; vibrancy; vibra; vibes; shaking; rumble; jitter; chatter; sway; jar...
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Analysis on torsional vibration for drive system of tracklayer bulldozer
推土機傳動軸系扭轉振動分析To adapt the circumstance in which the crankshaft torsional vibration generally exists, the new method ( tvrs method ) in which the cylinder power is inversely solved according to the torsional vibration curve is put forward and deduced in this paper, that is, the average effective pressure of each cylinder i. e. power condition of each cylinder is estimated based on a crankshaft torsional vibration curve according to the elasticity model of the actual shafting of engine and by use of the i. c. engine dynamics, the numerical calculations and the signal theory etc. although the computing workload is more, the method makes full use of the now available data of the torsional vibration of the i. c. engine, and can be used to all kinds of i. c. engine on any kind of operating condition, so it has higher application value
為適應內燃機普遍存在曲軸扭振的情況,本文提出並推導了利用扭振信號反算的新方法( tvrs法) ,即採用軸系中某一測點的扭轉振動信號,按軸系實際的彈性模型,依據內燃機動力學、數值計算方法和信號理論等,反算各缸的平均有效壓力,定量判斷各缸的作功狀況。此法充分利用內燃機現有的扭振資料,雖然計算工作量較大,但普遍適用於各種類型各種工況的內燃機,有較高的實用價值。In this item, it is very important for studying thu torsional vibrat ion of the shafting of main propulsion system, because i t directly relate to the safety, reliability and life of shafting of ocean - going catcher ship
在該項目中,主動力裝置軸系扭轉振動危險程度的確定至關重要。對于遠洋捕撈作業的船隻,這直接關繫到其安全性、可靠性及船舶軸系的壽命。A open - close mathematic model is introduced into calculation of torsional vibration. results show : kurtosisness and high harmonic will increase when crankshaft have crack. 5. cylinder score is also diagnosed by torsional vibration in this paper, when cylinder score occurring, the friction of piston will decrease the action of air pressure
本文借鑒了裂紋轉子剛度的開閉模型,首次對含有變剛度單元的柴油機動力裝置進行了扭振計算,結果表明柴油機曲軸有裂紋后,扭振的角位移和附加振動力矩的高諧次分量會增加,峭度值增加。The design methods, such as the theory of mechanism dynamic design, the finite element method and the theory of fuzzy reliability etc, are introduced to study the vibration and structural parameters optimization design of the swing movable teeth drive system. the dissertation includes the following six aspects : a ), the torsional vibration dynamic model of swing movable teeth transmission system ; b ). the torsional and flexural vibrations dynamic analyzing model of swing movable teeth drive ; c )
研究的內容包括以下六個方面: a )擺動活齒減速器傳動系統扭轉振動的動力學建模; b )擺動活齒減速器傳動系統彎、扭耦合振動的動力學分析建模; c )擺動活齒減速器箱體振動的有限元模態分析; d )擺動活齒減速器高速軸的抗共振模糊可靠性設計; e )結構參數對活齒傳動嚙合剛度的影響; f )擺動活齒傳動的模糊可靠性優化設計。Torsional vibration mathematical modeling of auger - bit principal axis of digging machine for tree planting and its solution
植樹挖坑機鉆頭主軸扭轉振動數學建模與求解Vibrations of an axially transporting beam are investigated
摘要研究帶有扭轉彈簧兩端鉸支軸向運動梁的橫向振動。Vibrations of an axially transporting beam with torsional springs and simply supported
帶有扭轉彈簧兩端鉸支軸向運動梁的橫向振動分析It is discovered that the fluctuating increment of the instantaneous angular acceleration curve of crankshaft ( ay method ) put forward in this paper can be used to diagnose the power and compression condition of multi - cylinder engine in the state of shorter, more rigid crankshaft and lighter torsional vibration and in the rapidly diagnosed situation, and the ay method is better than the fluctuating increment of the instantaneous rotation speed curve of crankshaft ( n method ) which is used widely now
結果發現,在內燃機曲軸較短、剛性較大、扭振較小、對診斷速度要求很快的場合,用本文提出的曲軸瞬時角加速度波動增量j法能較準確地判斷多缸內燃機各缸的作功狀況和壓縮狀況,優于目前廣泛使用的曲軸瞬時轉速波動增量n法。Torsional vibration of crankshaft systems - measurement and evaluation method
曲軸軸系扭轉振動的測量與評定方法The measuring method for torsional vibration in shaft system of marine diesel engine
船用柴油機軸系扭轉振動測量方法In this paper, the investigation of tosional vibration of shafting in china is compared with the advanced level of other countries. some basic theory and computing methods are discussed in many chapters
本文分析了我國軸系扭轉振動研究的情況及與世界先進水平相比較的差距;簡單介紹了扭轉振動的一些理論和計算方法。With the development of the electric power industry, the capacitance of a turbo - generator has increasingly become larger, which risk the torsional oscillation in the flexible shaft system of large turbine - generators. the problem of shaft torsional oscillation has become the key technology need to be solved urgently in the development of large power system and unit
隨著電力工業的發展,汽輪發電機組的單機容量正日益大型化,導致機組軸系扭轉振動的危害性日益突出,軸系扭振問題已成為發展大電網和大機組所急需解決的關鍵技術問題。Nonlinear characteristics such as bifurcation and chaos under three kinds of models are compared. and nonlinear characteristics of coupled vibrations under the model supporting with bearings are analyzed detailedly. the acquired torsion properties and nonlinear characteristics of cracked rotor have good assistant effect on diagnosing cracked fault
以重力占優的開閉裂紋模型為研究對象,研究了裂紋轉子升速過程的彎扭耦合振動瞬態響應特性及影響因素,探討了1 3階及1 2階亞諧共振特徵;在考慮轉速渦動情況下,比較了三種模型的分叉與混沌等非線性特性,並詳細分析了軸承支承模型的彎扭耦合振動非線性特性。In this paper, three - tower building with name of oriental tunes square in xiamen is analyzed by the international current program sap2000, considering seismic action in two directions. by structural modeling and calculation, the characteristic of vibration of the multi - tower structure is analyzed, the influences of the rigid ratio of the enlarged base to top tower and translation - torsion coupled effects among several towers are investigated, the inter - story displacement, displacement of the top tower and deformation of tower ' s base floor in x and y major orientation under earthquake action are contrasted with those under wind load. at last, the distributing characteristics of stress of transfer plate and of the normal, shearing stress of mostly vertical elements under earthquake action are studied
本文以具有3個塔樓的廈門東方時代廣場為分析對象,採用國際通用有限元分析軟體sap2000進行結構建模和分析,考慮雙向地震動輸入,研究結構的振動特性,分析底盤與塔樓剛度比對結構的影響以及多塔之間的扭轉效應和平扭耦聯作用,對比風荷載和地震作用下塔樓在兩個結構主軸方向的層間位移、頂點位移以及塔樓底層的變形,分析地震作用下轉換層樓板的應力分佈特點及主要豎向構件的正應力和剪應力分佈特點。Through the test of the separating sieve ' s and beams vibration acceleration, the dynamic bending moment, torque and shearing force as well as the analyze of each parameter by dividing rotation speed range from 300 r / min to 600 r / min of the main shaft, the change regularity of the vibration of the separating sieve, the vibration and the dynamic load on dangerous cross section with the change of rotation speed of the main shaft is obtained. research shows that there exits apparent relevance between the vibration as well as the dynamic load of the main beam and the vibration of the separating sieve. the vibration of the separating sieve mainly affects the composition of low frequency of the vibratio n of the main beam, appropriately amending the vibration acceleration of the separating sieve, the loading and vibration of the mam beam can be directly improved
通過分檔測試主軸轉速在300 600r min范圍內分離篩與梁的振動加速度、梁所承受的動態彎矩、扭矩和剪力以及各參量的時頻域分析,得到了主軸轉速與分離篩振動、主梁的振動及其危險截面的動態載荷間的變化規律,研究表明梁的振動和其所承受的動載與分離篩的振動之間具有明顯的相關性,分離篩的振動主要影響梁振動的低頻成分,適度改善分離篩的振動加速度,可直接改善梁的負載和振動特性。Internal combustion engines driven generating sets. limits and measuring methods for torsional vibration of shaft systems
內燃發電機組軸系.扭轉振動的限值及測量方法Study on the torsion vibration of universal - shaft driving system of high - speed p owercar
高速動力車萬向軸傳動系統的扭轉振動研究The response of the vibration system is solved. the torsional and flexural vibrations of swing movable teeth transmission system is analyzed and the elasticity of driving shaft, the elasticity of output shaft bearings and the elasticity of movable teeth are taken into consideration. the dynamic analyzing model of swing movable teeth transmission system is established
對擺動活齒傳動系統的彎曲振動、扭轉振動及其耦合效應進行了分析,並綜合考慮了系統的輸入軸的彈性、輸出軸軸承的彈性以及活齒與激波器、內齒圈的嚙合彈性等的影響,建立了擺動活齒傳動系統彎、扭耦合振動的動力學分析模型。In order to investigate the seismic torsional response of base - isolated structures with frame - shear walls, the lateral - torsion coupling vibration model and the corresponding motion equation are formulated for the high - storey structure with frame - shear wall and isolated foundation under seismic action
摘要為了研究框架剪力墻基礎隔震結構的地震扭轉反應,建立了地震作用下高層框架剪力墻基礎隔震結構的平移扭轉耦聯振動模型和運動方程,分析了單軸偏心基礎隔震結構的平移扭轉耦聯地震響應,並探討了不同偏心率下隔震結構的地震反應。分享友人