靜不平衡 的英文怎麼說
中文拼音 [jìngbùpínghéng]
靜不平衡
英文
static unbalance-
Static balance testing for grinding wheels and unbalance
砂輪靜平衡檢驗方法及不平衡數值Second, we discuss the influence of environmental referance potential temperture and thermal wind on mesoscale symmetric instability. we find the expression of disturbance stream function and criterion of symmetric instability by analytical method and conclude that change caused by environmental referance potential temperture with height and thermal wind make critical richardson number and disturbance critical half - wave length of symmetric instability larger, that is to say, they benefit the occurance of symmetric instability. third, we study nonlinear perturbation analysis of mesoscale vertical circulation and evolution equation by means of f - plane. non - hydrostatic balance and filiter model
第二,討論了環境位溫與熱成風因子對中尺度對稱不穩定的影響。運用解析的方法求出了擾動流函數的表達式和對稱不穩定的判據,發現環境參考位溫隨高度的變化與熱成風因子使得對稱不穩定臨界理查遜數及擾動的臨界半波長都變大,這有利於對稱不穩定的發生。第三,採用f平面、非靜力平衡、濾聲波模式,討論了中尺度垂直環流非線性攝動分析及演變方程。Measurement of fluid flow in closed conduits - velocity area methods - methods of flow measurement in swirling or asymmetric flow conditions in circular ducts by means of current - meters or pitot static tubes
封閉管道內液體流量測量.第2部分:速度范圍法.第3節:用流量計或皮托靜壓管在圓形管道中渦流或不平衡流動條件下測量流量The three - phase aviation static inverter with high frequency pulse dc link is made of three independent aviation static inverters and has the advantages such as strong function with unbalanced load and easy realization for module
三相高頻脈沖直流環節航空靜止變流器由三個獨立的航空靜止變流器構成,具有帶不平衡負載能力強、易於實現模塊化等優點。The analysis result shows that the whole system could reach not only a static balance hut also a dynamic balance at all time because of the special phase angle relation, it keeps all the advantages of the traditional cycloidal - pin wheel planetary gear train
分析表明,由於四片環板採用了特殊的相位角關系,整個系統不僅能夠達到靜力平衡,而且能達到任意時刻的動平衡,同時又保留了擺線針輪行星傳動的優點,是一種具有發展前景的傳動形式。The causes and classification of the imbalances of momentum wheels are explained in detail. the formulas for time varying disturbance torques generated by them are deduced, and the corresponding researchs in literatures are fully summarized
詳細分析了動量輪不平衡產生的原因、分類,給出了動量輪靜動不平衡產生的時變干擾力矩的具體公式,並對文獻相關研究成果進行了較全面的總結。After moving some key obstacles, the author has realized a prototype lvc dvr. the effectiveness of dvr is illustrated by the compensation experiment
論文利用研製的樣機進行了靜態電壓低下、動態電壓暫降、系統三相不平衡等常見電能質量問題的補償實驗。This paper intends to illustrate by the calculation of concrete examples that conductors are different in their electric charge intensity although they are identical in their surface curvature
摘要通過具體實例計算表明,在靜電平衡的條件下導體表面雖然曲率相同,但電荷面密度卻不一定相同。2 a dwarf planet is a celestial body that is in orbit around the sun, has sufficient mass for its self - gravity to overcome rigid body forces so that it assumes a hydrostatic equilibrium nearly round shape, has not cleared the neighbourhood around its orbit, and is not a satellite
2 .矮行星是指符合以下特性的天體: a在圍繞著太陽的軌道上運行b有足夠質量以產生引力達至流體靜力平衡的形狀近似球形c沒有使其軌道附近清空及d不是衛星。The test results demonstrate that this prototype has excellent comprehensive performances such as small bulk, lower weight, high efficiency, high steady precision, fast dynamic response, wide range input voltage, good output waveforms, strong over - load and short - circuit ability, and strong function with different nature load and three - phase unbalanced load
試驗結果表明,該變流器具有體積重量小、變換效率高、靜態精度高、動態響應快、輸入電壓變化范圍寬、輸出波形質量高、過載與短路能力強、帶不同性質負載和帶三相不平衡負載的能力強等優良的綜合性能。In order to separate the disturbance signal of the external vibration from dynamic balance measuring signal of the precision centrifuge, this paper analyzes the measuring signal of dynamic balance measurement system of the precision centrifuge ( the inertial navigation test equipment ), the rotary center of the rotor acted by the static unbalance and the couple unbalance is studied respectively, the horizontal external vibration from the foundation and the effects of angle vibration on the dynamic measurement are studied respectively
為從精密離心機動平衡測試信號中分離出外界振動的干擾信號,分析了慣導用精密離心機動平衡測試系統的測試信號,研究了靜不平衡與偶不平衡作用下轉子的回轉中心,分析了來自地基水平方向的外界振動及外界角振動對精密離心機動平衡測試的影響。The lower - band spectrum caused by unbalancing rotor and eccentric error of primary axes is analysised firstly. the vibration of basic factors and its features caused by the basic member are discussed, such as turbo - propellers, planetary - reducer and bearings
首先分析系統中由於主轉子動靜不平衡、主軸不對中而激發低頻諧波成分的現象,而後討論螺旋槳、行星減速器及軸承的振動故障機理以及整機振動綜合分析方法。Topics covered include : static equilibrium, force resultants, support conditions, analysis of determinate planar structures ( beams, trusses, frames ), stresses and strains in structural elements, states of stress ( shear, bending, torsion ), statically indeterminate systems, displacements and deformations, introduction to matrix methods, elastic stability, and approximate methods
主題包含了:靜力平衡、合力、支承條件、靜定平面結構(梁、桁架、構架)分析,結構構件之應力與應變,應力狀態(剪力、彎矩、扭力) ,靜不定系統,變位與變形,矩陣方法介紹,彈性穩定及近似值解法。Quasi - static unbalance
準靜不平衡The control principle, design idea and engineering fulfilment of tct static var compensator in unbalanced three - phase system are introduced
摘要介紹了三相不平衡系統靜止型動態無功補償裝置的控制原理、設計思想及工程實現。Based on the condition of static equilibrium, the equation of active granule pressure is derived the height of the action point of the granule pressure on the backface of the linear retaining wall is larege than one third of height of the wall and distribution is nonlinear
摘要通過對直線擋墻背散粒體取微分單元,根據靜力平衡條件,推導出直線擋墻主動散粒體壓力沿墻高的分佈的公式,證明直線擋墻主動散粒體壓力沿墻高呈非線性分佈,合力作點的位置大於而不是等於或小於墻高的三分之一。But that of supper quiet fixed structure can not be computed only with quiet equilibrium condition, it must be considered the flexible deformed coordinative condition of structure in same time
超靜定結構的支座反力和各截面的內力不能完全出靜力平衡條件叩。地確定,必須考慮結構的彈性變形協調條件確定之。This paper brings forward that asvg is capable of compensating harmonic, negative sequence and zero sequence currents. so asvg can synchronously compensate the reactive current and harmful currents in three - phase four - wire unbalanced system
本文提出靜止無功發生器還具有抑制諧波和濾除負序、零序電流的能力,從而可以用於對三相四線制不平衡系統同時進行無功補償和有害電流濾除。I couldn t find a balance, as he was rocketing away along his spiritual motorway and i was taking the scenic route on the quiet roads
他沿著靈性的高速公路快速而去,而我則漫步在平靜的風景路上,我的內心因此感到很不平衡。On the basis of the mathematic model of asvg with one - cycle control, the reason that arouse the voltage fluctuation on dc side and imbalance of capacitances " voltage is found out. a simple and efficacious method is proposed according to one - cycle control
在對應用單周控制的靜止無功發生器建立數學模型的基礎上,分析使直流側電壓波動和使兩電容電壓不平衡的原因,結合單周控製法,提出了一種有效、簡單的解決辦法。分享友人