軸偏心度 的英文怎麼說

中文拼音 [zhóupiānxīn]
軸偏心度 英文
shaft eccentricity
  • : 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)
  • : Ⅰ形容詞1 (不正; 歪斜) inclined to one side; slanting; leaning 2 (只側重一面) partial; prejudi...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  1. Our results show that, during the evolution of a binary system, the system widens as it loses mass, and the orbital period increase, while orbital eccentricity remains nearly constant, which can explain the distribution regulation of orbital elements of normal g - k giant and barium stars and the distribution character of the heavy - element abundances of barium stars

    計算結果表明,隨著星風吸積過程的進行,在星風質量損失階段系統軌道半長將增大,導致軌道周期增大,而率變化不大,由此可以解釋普通紅巨星雙星系統和鋇星系統的軌道根數的分佈規律和變化情況以及鋇星重元素豐分佈特徵。
  2. The influence of the eccentricity mass moment, position of mass center and the bearing stiffness to the vibration characteristics of the rotor system is discussed in detail ; 3. to verify the exactness of fem and learn the principle of vibration of dredge pump further, the orbit of the rotor shaft of the pump in the dredger is measured, the measurement results show : the repeat of the orbit of the rotor shaft is very bad when dredge pump is in the dredging mud condition

    模態分析確定了泥泵的振動特性(固有頻率和振型) ;諧響應分析確定了泥泵轉子力的作用下截面處的最大響應位移;研究了轉子的質位置、承剛和質量矩對轉子振動特性的影響; 3 、採用軌跡法,實船測量了泥泵工作時振動響應值。
  3. Analyze item by item the position of unintact cycle, the running clearance of unintact cycle, locking - deform, datum dimension regulating, repeatly install, power voltage wave and marking running etc. at the same time, we give the calculating formula to calculating the running marking random error, and use it to calculate the system error of big diameter measure instrument - - datum dimension frame error, gyro - wheel diameter error, error caused by circumstance temperature, error caused by backing distance, angle error, delay error of data collecting circuit, lathe main shaft running error, workpiece install partial error

    對不完整圓的位置、不完整圓的轉動間隙、鎖緊變形、基準尺調整、重復安裝、電源電壓波動、標記轉動等隨機誤差進行了逐項分析,並給出轉動標記隨機誤差的計算公式。對大直徑測量儀的系統誤差?基準尺尺架誤差、滾輪直徑誤差、環境溫引起的誤差、後退距離引起的誤差、角誤差、數據採集電路延時誤差、車床主回轉誤差、工件安裝誤差分別進行了計算,最後對誤差進行合成。
  4. The derivation of the leakage flow rate formula of the special annular clearance between the piston and cylinder under condition of variable viscosity in the axial piston pumps was carried out. at same time, considering the questions of the eccentricity and the variable sealing length of piston friction pair, the modified coefficient of the calculation formula of the flow - rate of the leakage was given

    在變粘、柱塞以及變密封長條件下,對向柱塞泵中柱塞與缸孔之間的特殊圓環縫隙的泄漏流量公式進行推導,得到了該計算公式的修正系數; 6
  5. In the formula, our experience in structural strength design and the experimental results are considered. and such factors are also considered as differences in materials of the skin and the reinforcer, effects of bending, torsion, stretching and offcenter of the reinforcer. furthermore, through post - buckling stress analysis of the skin, it is shown that even low stress level will result in buckling of the skin, but the skin still has loading capacity

    在總結過去結構強設計和試驗分析的基礎上,應用扁殼理論,在廣義力與廣義應變關系中考慮了蒙皮與加筋不同材料以及加筋的彎曲、扭轉、伸縮和等的影響,推導出適合於工程應用的加筋殼結構壓屈曲臨界載荷的計算方法;並通過對薄壁結構蒙皮后屈曲應力分析,說明蒙皮在很低的應力水平時就出現失穩現象,但失穩后的蒙皮仍具有一定的承載能力。
  6. The differences in orbital morphologies due to different potentials is slighting, however, given a certain potential, for clusters that have perigalactic distance smaller than 1 kpc, some orbits may exhibit a chaotic behavior. the correlation between the metallicity of samples and the orbital morphologies is unclearly ; ( 4 ) it is found that the semi - major axis, apogalactic distance and azimuth period of 29 sample clusters are changed with their metallicity similarly, but a obvious correlation is seen between orbital eccentricity and metallicity. there is a fraction of 24 % of the sample clusters with eccentricities lower than 0. 4

    不同的引力勢模型對球狀星團軌道的具體形態影響不大,在給定的引力勢模型下,當某些星團的運動軌道穿越距銀1kpc附近的區域時會出現「混沌」現象: ( 4 ) 29個樣本星團的軌道半長、遠銀距和方位周期隨金屬的變化規律基本相似,樣本星團的金屬與其軌道形態之間的相關性並不明顯,然而軌道率與金屬有關,對于所選的暈族樣本星團而言,大約有24的樣本星團的軌道率低於0 . 4 。
  7. The concept of the equivalent mode and the modal participation coefficient is introduced when the regulation structures are studied. as to the vertical irregular structural systems, the inter - story capacity spectrum method is used and the strength reduction coefficient 77 is put forward when the capacity method is used to evaluate the performance of the torsional irregular structures

    對于扭轉不規則結構體系,引入與結構矩大小和結構平面整體尺寸有關的強降低系數叮來考慮結構的扭轉效應,選取結構的基底剪力和邊線的最大反應位移為參數,應用能力譜方法進行抗震性能評估。
  8. The different galactic gravitational potential have not clear influence upon the perigalactic distance, eccentricity and uncertainty of orbital parameters, but which is significant for other parameters, such as the apogalactic distance, semi - major axis, radial period and azimuth period and so on ; ( 5 ) the monte carlo simulation show that : the distribution morphologies of the orbital parameters which are produced by simulation data are separated into three types : gaussian profile, semi - gaussian profile and non - gaussian profile

    不同的引力勢模型對近銀距、率和參數的不確定等量影響較小,但是對遠銀距、軌道半長、徑向周期和方位周期等參數影響較為明顯。 ( 5 ) montecarlo模擬的結果表明:根據模擬觀測數據得到的軌道參數的分佈形態大致可分為三類:高斯分佈、準高斯分佈和非高斯分佈;觀測數據對軌道參數的影響與樣本的選取、軌道參數的類型等有關。
  9. It utilizes the computer digital image processing technology. and this system can measure the characteristic parameters automatically and quickly, such as luminous intensity, center of far light, corner of the close light. the advantage is high accuracy, good repetition and automatic measurement

    此系統採用多維精密可調工作臺,並利用計算機數字圖像處理技術,以vc + +編程實現,達到了自動測量出被測校準器的發光強,遠光中坐標,近光拐點坐標以及光角等特徵參數的目的。
  10. ( 5 ) the reliability analysis of concrete columns under axial and eccentric compression was performed

    5 、對混凝土受壓柱和受壓柱進行了可靠分析。
  11. The numerical results show that : with the enhancement of er effects, the bearing capacity is obviously increased ; the increase magnitude is larger when small radius clearances and large eccentricity ratios ; at low shear rates, the influence of er effects on the lubrication performance of journal bearings are more obvious

    數值研究表明:隨著電流變效應的增強,承潤滑油膜的承載能力明顯提高;承半徑間隙越小,率越大,承承載能力增加的幅也越大;在低剪切速率下,電流變效應對承潤滑性能的影響較大。
  12. Key components in the insulation line : high precision extrusion crosshead with automatic centring produced by swiss unitek, o. d. meter, centrifugal tester, h. f. spark tester, capacitance tester provided by uk beta co., frequency converter, temperature controller, plc and bearing from simens in germany and mitsubishi injapan

    生產線選用的主要關鍵器件:擠出機頭採用瑞士unitek公司的高精自動定機頭;外徑測試、測定、高頻火花、電容測試等均採用英國beta公司的高精儀器;而且擠出機的變頻器、溫控器、 plc和承等均採用德國西門子公司和日本三菱公司的產品。
  13. The thesis studied the change of stress triaxiality in the four - point curved beam made in 16mnr with arc - tip crack and its important effect. in the beam, the points of peak value of stress triaxiality distribute along a line, whose direction is well consistent with the fracture direction got by experiment when so > 3mm

    在圓弧裂紋試件中,裂尖附近的三較高的點呈脊線分佈,按照脊線分佈擬合計算得到的三脊線夾角在距so 3mm時與試驗測得的斷裂角符合較好,這種情況下試件發生的是韌窩型斷裂。
  14. It is constructed that radial impact and rubbing dynamics differential equations of the rotor system having the nonlinear rigidity on the unsteady and non - linear oil film. the bifurcation and chaos behavior of impact and rubbing fault rotor system caused by the parameters of nonlinear rigidity, rotor rotating speed, eccentric mass is analyzed, in the numerical value analysis method. the bifurcation diagrams, maximum lyapunov exponent diagrams, poincar maps, phase plane portraits, trajectories of journal center, time - history curve, amplitude spectra diagrams of the rotor motion are used

    ( 2 )建立了具有非線性剛的轉子系統在非穩態非線性油膜力作用下的徑向碰摩動力學微分方程,並應用含高階余項的非線性動力方程的線性化數值法研究了此類系統響應的復雜動力學行為,利用轉子響應的分岔圖、最大lyapunov指數曲線、 poincar截面映射、時域波形、相軌線、軌跡、幅值譜等圖形分析了系統響應的周期運動、擬周期運動、倍周期分岔、混沌等運動形式的轉化與演變過程,重點研究了非線性剛、轉子轉速、質量等系統參數對碰摩故障轉子系統的分岔和混沌行為的影響。
  15. In this thesis, the experimental research of the behavior of high strength concrete axial compression columns and eccentric compression columns under non - uniform temperature field are conducted. from the experimental analysis, the variational regularity of ultimate load capacity and deformation of high strength concrete compression - flexure members under non - uniform temperature field is obtained. the influences of different factors including temperature, stirrup contents, strength grade of concrete, pre - loading level, eccentricity and different loading - temperature paths to refractory capability of members are investigated

    文中還對高強混凝土受壓柱和受壓柱在不均勻溫場下的力學性能進行了試驗研究,通過試驗分析了高強混凝土壓彎構件極限承載力和變形在不均勻溫場下的變化規律,考察了不同升溫溫、箍筋用量、混凝土強等級、預加荷載水平、荷載以及荷載?溫途徑等對構件耐火性能的影響,通過試驗量測,得到了構件的截面溫場。
  16. Influence of excentric ball track of rolling bearing of spindle of machine tool on machining accuracy of workpiece

    機床主滾動承滾道對工件加工精的影響
  17. The threshold speed and the typical characteristics of the oil whip of the system are simulated under the nonlinear model of oil film force, and the state of motion and type of the bifurcation are analyzed by floquet multiplicators which is computed by the shooting method. secondly, the the nonlinear dynamical model of the low - pressure rotor - bearing system by column bearing with reduced dimensions is presented. the numerical results show the rule of the amplitude with the eccentricity of rotor, the length - to - diameter ratio, oil viscosity and the clearance - to - radius ratio of the bearing under the definite speed

    其次,對降維后的低壓轉子?承系統的非線性動力學方程,計算了圓柱瓦承支撐的轉子系統的振動穩定性在固定轉速下隨距、承長徑比、潤滑油動力粘承間隙比的變化規律,並分析了轉子前頸的失穩轉速與轉子距、承長徑比、潤滑油動力粘承間隙比之間的關系,同時利用floquet理論分析其運動狀態和分岔類型。
  18. Abstract : on the base of the analysis of kinematics and dynamics f or i ntroduced some types of cone crushers, this paper constructs the dynamics models with the fin ite element method on the main components of the cone crushers, such as main shaf t, moving cone and offcentering axial bushing. according to the characters of the load, the paper simplifies and counts the external loads. then using the software of ansys and employing the elements of high accurate three dimension block, the paper analyzes the strength and rigidity of the finite element method and a ttains valuable results

    文摘:在對引進的某型圓錐破碎機的運動學及動力學分析的基礎上,建立了該破碎機主要部件主、動錐及套的有限元分析模型.根據載荷特點,簡化並計算了外載荷.應用ansys軟體,選用精較高的三維塊單元,對其進行了有限元分析,得出了具有參考價值的計算結果
  19. Referring to three kinds of plan irregularity, structures individually with four kinds of irregularity as eccentricity in one direction, eccentricities in two directions, re - entrant corner irregularity and diaphragm discontinuity have been analyzed to investigate the relationship between torsion effects and parameters of above irregular structures. the parameters and the schemes for determining the scope of structures with different kind of irregularity considering seismic action in two directions simultaneously are proposed, some conclusions have been get as following : it is indicated by the analysis results that torsion effect has no dependency relation with eccentric torsional angel adopted in code for seismic design for buildings. it is suggested that the eccentric torsional angel should not be take as the parameter of torsion effect of structures considering seismic action in two directions simultaneously ; for the structures with regular plan and elevation and with eccentricity in one direction due to irregular mass layout, the relative eccentricity can be take as the parameter of torsion effect of structures considering seismic action in two directions simultaneously ; for the structures with regular plan and elevation and with eccentricities in two directions due to irregular mass layout, the ratio of relative eccentricities in two directions and the angel of them can be take as the parameters of torsion effect of structures considering seismic action in two directions simultaneously ; it is indicated by the analysis results that the torsion effect has no dependency relation with re - entrant corner ratio adopted in code for seismic design for buildings as

    所取得的主要結論有:結構的扭轉效應與《抗震規范》所採用的扭轉不規則指標即扭轉角之間的相關性較差,扭轉角不宜作為判斷結構是否計及扭轉效應及需考慮雙向水平地震作用的界定指標;對于樓層間均勻的多層單向結構,建議採用相對距作為需考慮雙向水平地震作用的界定指標,並給出針對不同平面尺寸的界限相對距;對于樓層間均勻的多層雙向結構,建議採用兩個主方向的相對距及其夾角作為界定指標,結合單向結構的界定方案進行需考慮雙向水平地震作用的結構范圍界定;凸凹不規則結構的扭轉效應與凸凹比例無正相關關系, 《抗震規范》要求所有平面布置不對稱的凸凹不規則結構計及扭轉效應的規定欠妥當,建議凸凹不規則界限值從30改為15 ,只要求分析採用空間模型比較合適; 《抗震規范》關于有效樓板寬較小的結構需計及扭轉效應的規定很有必要,樓板局部不連續的結構需採用符合樓板實際剛的計算模型予以分析,可使用相對距(及其夾角)參照單向(和雙向)結構的界定方案,界定樓板局部不連續結構是否需要計入雙向水平地震作用下的扭轉效應。
  20. The paper deduced the seal torque of the tri - eccentric butterfly valve and gave it a qualitative analysis. the results indicated : for the tri - eccentric butterfly valve with the same caliber, theseal torque would decrease with the butterfly disc thickness increasing ; the seal torque would increase with the radial eccentricity increasing ; however, the axis eccentricity effected on the seal torque minutely ; the seal torque would increase with the half cone angle increasing appreciably of the cone which the butterfly disc belonged to

    本文還對三蝶閥的密封力矩作了推導並進行了定性的分析,結果表明,對于同一口徑的三蝶閥,密封力矩與蝶板的厚近似成反比;與徑向距近似成正比,變化也很明顯;而距對密封力矩的影響不是很大;密封力矩隨著蝶板所在的圓錐半錐角的增大而有所增加。
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