normal vibration 中文意思是什麼

normal vibration 解釋
簡正振動。

  • normal : adj 1 正常的,平常的,普通的;平均的。2 正規的,標準的,額定的,規定的。3 智力正常的,精神健全的...
  • 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
  1. In the end, the stability is discussed under the coulomb friction model, getting the normal force compensation method and the additive vibration control method, which are to stabilize the friction drive system to realize the controllability and stability, which is simple to realize in the micro manipulator

    並通過對coulomb摩擦模型的穩定性討論,得出正壓力補償控製法,即以穩定摩擦力驅動摩擦振子實現微操作手運動的可控性及穩定性的方法分析。通過數值方法驗證正壓力補償控製法的適用性,為微操作器的運動控制提出可行方法。
  2. Analysis of the acoustic propagation properties under the sea with normal vibration method

    用簡正波方法分析聲波在海水中的傳播特性
  3. The test result also displays that sometimes the normal vibration associated with squeal firstly occurs prior to the tangential vibration. the tangential vibration does not occur until the normal vibration gets stronger

    試驗發現,有時發射摩擦噪聲的振動首先在法向出現,當這個法向振動比較強時,相同或相近頻率的切向振動才發生。
  4. The measured tangential force, tangential inertial force and normal vibration acceleration are decomposed using a discrete wavelet transform. the relation among these three dynamics state variables is investigated

    利用小波變換技術對測量的切向力、切向慣性力和法向振動加速度進行分解,對這些動力學變量之間的相互關系進行了深層次的研究。
  5. In this paper, according to diesel two - stage vibration isolation test - bed, the experiment investigation based on normal fuzzy active control is made

    本文還針對柴油機雙層隔振模擬試驗臺架,進行了常規模糊主動控制方法的試驗研究。
  6. Analysis software. the analysis show : the gyroscope effect to the flywheel rotor ' s and the shaft ' s vibration character under high rotate speed should be considered. at this time, the system ' s normal frequency is the function of rotate speed ; the amplitude passing through the resonance field can be lowered obviously by improving the effective damping of the electro - magnetic bearing

    建立了高速旋轉狀態下,採用磁軸承作支撐的飛輪轉子和轉軸的動力學模型,給出了有限元法在此問題中的具體應用,並利用i - deas有限元分析軟體具體分析了飛輪系統的共振頻率、系統振型,以及對偏心激勵的響應,分析表明:對于高速旋轉的飛輪轉子和轉軸,應考慮陀螺效應對其動力學特性的影響,此時系統的固有頻率是轉速的函數;通過提高磁軸承的等效阻尼可顯著降低系統通過共振區域時的振幅。
  7. The modal parameters are the basic data for structure dynamic analysis and vibration control. the methods of modal parameters identification can be cataloged into phase resonance testing ( normal - mode force appropriation ) and phase separation approaches

    目前,識別模態參數的方法可分為相位共振法(適調多點激振法)和相位分離法兩種[ 1 ] 。
  8. The movement of rotor is balanced ; while the quality of rotor distributes asymmetrically, the additive moving - pressure the equipment engineering company of chinese jialing group fetches in super - carb - prof ambi - whisking fan that is multi - stoves produce line runs under the circumstance of 950 or so. the leaves of fan are prone to distortion, which results in unbalanced vibration and affects the machine ' s normal movement severely

    中國嘉陵集團設備工程公司從德國ipsen公司引進的超級滲碳氣氛( super - carb - prof )多用爐生產線的氣氛攪拌風機長期運行於950左右高溫環境中,其扇葉極易變形,從而造成不平衡振動,嚴重影響設備的正常運行。
  9. And the impact of every parameters of f - ved element, stiffness coefficient and damper coefficient of ved element, normal stiffness, tangent stiffness and sliding friction of frd element and the cross - section area of the brace on the capability of dissipating vibration energy is computed and analyzed

    並對f - ved單元中ved單元的剛度系數、阻尼系數、 frd的法向剛度、切向剛度、滑動摩擦力及支撐橫截面面積等參數對單元阻尼效果的影響進行了分析研究。
  10. In the third section, i. e. chapter five, the normal raman spectra of nil2, cul2, pdl2 powder are studied under the excitation of laser with the wavelength of 632. 8nm and aqueous silver colloid is prepared by pulsed laser ablation, from which the surface enhanced raman spectra of the three compounds are obtained. after preliminary assignment, the identical and different features of vibration of the compounds due to the different central metal atoms are analyzed

    第三部分,即論文的第五章,我們以632 . 8nln為激發波長研究了nilz 、 culz和pdl :三種新型金屬有機化合物粉末的正常拉曼光譜,並且以脈沖激光刻蝕法制備了水銀膠,以其為襯底研究了三種化合物溶液在其上的表面增強拉曼光譜,通過對其拉曼光譜進行了初步指認,了解由於中心原子的不同,三種金屬有機化合物分子振動的相同和區別。
  11. At last, the conclusion is got that proper ultrasonic vibration can enhance the efficiency of the normal maf due to the ultrasonic vibration can make the grain flow more frequently and then refresh the milling - grain on - working and sharpen the grain ' s blade

    最後對實驗結果進行了分析,得出功率大小適當的超聲振動可以促進磨粒刃口自銳,工作磨粒及時更新,從而提高磨刷切削能力等結論。
  12. Rhodia engineering plastics is highly skilled, especially in the area of acoustics and vibration, in the design of cylinder head covers with technyl polyamides used by many manufacturers to replace the normal metal sheet

    羅地亞工程塑料的精湛技術特別在抗噪音及抗振設計中。用泰克尼聚酰胺設計生產的氣缸蓋被許多廠商用來代替普通的金屬片。
  13. Although the imitation cannot achieve the same high level muscle activity as a good quality vibration device, normal user can hardly differentiate between a good and a poor device as they both give similar tingling sensation

    縱然仿製儀器不能像真正重力提升儀般有效提高肌肉活動水平,仿製儀器卻又能產生與真正重力提升儀相近的震顫感覺,一般用者難以分別。
  14. In the same condition, the tests of concrete cube show that the strengths of vibration members are about 20 percent higher than those of normal ones

    混凝土立方體試塊的試驗表明,最大豎向位移振幅在2mm以內,受振構件強度比非振構件強度提高20左右。
  15. As the concrete members are vibrated from 12 to 72 hours, the difference of its strength between vibration members and normal ones is not obvious. the interface of post - casting section is both the most dangerous position of the structure and focal point of quality control. in addition, the leaking of cement paste out of the formwork of vibration member is of no permission

    試驗表明振動持續時間從12小時到72小時的變化,對混凝土強度沒有明顯差別;濕接頭的界面是最薄弱部位是施工質量控制的重點,振動構件模板應做到務必不漏漿;當振動幅值較大,必須採取隔振、減振措施。
  16. No bad effect on concrete strength is found within a certain range of amplitude. the ultimate loads of vibration members are not lower than those of normal ones am, when vibration frequency is below 40hz and maximum vertical displacement is within 0. 2mm

    在一定的振幅范圍內,對混凝土強度沒有不利影響,當激振頻率在40hz以下,最大豎向位移振幅在0 . 2mm以內,受振與非振構件相比較,其破壞荷載值沒有降低。
  17. 2. the vibration reliability plays a critical role during normal work stage of the go am, for the characteristic of high speed

    2 、在自動機正常工作階段,由於其高速運轉的特性,決定了振動可靠性的突出位置。
  18. In the buckling question under nonconservation force, a simply example ( the dynamic stability question under the uniformly follower forces with small deformation % linear elastic, straight normal. ) is considered. the variational equation of braid composite cylindrical shells subjectd to uniformly follower forces is deduced based on the variation principle of quasinatural frequency of elastic nonconservative system self - excited vibration. the calculated formulas of the flutter load and quasinatural frequency of shells are obtained. the program for calculating the flutter load is developed. the numerical example is given and some useful conclusions are obtained

    對非保守力作用下的屈曲問題,具體研究了圓柱殼在比較簡單的情況,即小變形、線彈性、直法線假設下在隨動力作用下的殼屈曲問題,由擬固有頻率變分原理推出了圓柱殼受隨從力作用的變分方程,得到了顫振載荷與殼彎曲的固有頻率的計算公式,編制了相應的計算機程序,並給出了具體算例,得到了一些有益的結論。
  19. List normal and special sources of acoustic or electromagnetic noise, serious vibration, sources of corrosion, and any other significant interfering parameter that might prevent successful measuring

    列出常見和特殊的聲、電磁噪聲來源,嚴重的振顫,腐蝕源以及所有有可能影響正常測量的干擾因素。
  20. And free vibration frequencies of simple layer a electro - elastic plates re given. electro - elastic plates accompanied with normal material plates : firstly using the theories of simply supported and multilayered magneto - electro - elastic plates, without considering the magneto and electric effect, the general solution formulation of simply supported and multilayered plates are given

    對于簡支壓電復合材料層合板問題,首先由簡支壓電壓磁彈性層合板問題的理論推導,不考慮其磁、電耦合效應,可以得到一般層合板的狀態變量表達式。
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