瞬態解 的英文怎麼說

中文拼音 [shùntàijiě]
瞬態解 英文
transient solution
  • : Ⅰ名詞(眼珠一動; 一眨眼) wink; twinkling Ⅱ動詞(眨眼) wink
  • : 名詞1. (形狀; 狀態) form; condition; appearance 2. [物理學] (物質結構的狀態或階段) state 3. [語言學] (一種語法范疇) voice
  • : 解動詞(解送) send under guard
  • 瞬態 : transient; instantaneous condition; transient state
  1. Powerformer have some changes in constract with the conventional generator , subsequently it also have some new problems in order to have an economical , efficient , credible development and application the structure and the philosophy of electromagnetism of powerformer will be on speaking terms changes electrical design , magnetism design , thermal design and structural design are have some new changes above all , the electromagnetism parameter and the harmonic magnetomotive force of powerformer are studied in this paper first , it mainly utilizes analytics to deduce formula of slot leakage reactance it considers three instances , including monolayer - slot , multilayer isometric - slot and multilayer anisometric - slot then , the analytics and the fem are utilized to calculate slot leakage reactance of stator winding of prototype of powerformer and compare their results second , the theory of utilitzing fem to calculate the reactance of powerformer is simply introduced , including stable reactance , transient and subtransient reactance specially , the saturated influence of the stable reactance is considered then , the results are analysed final , it mainly introduces the influence of harmonic magnetomotive force of stator winding and analyses the harmonic magnetomotive force of stator winding then , it mainly analyse harmonic magneto - motive force of stator winding through arranging various arrays of stator winding and observe their influence

    基於上述原因,本文對powerformer的電磁參數以及定子繞組諧波磁勢進行了研究。首先是用析法推導出powerformer定子繞組槽漏抗的計算公式,考慮了單層圓形半閉口槽、多層等半徑圓形半閉口槽和多層不等半徑圓形半閉口槽三種情況,並對powerformer樣機的定子繞組槽漏抗用析法和有限元法進行了計算,並比較其結果;其次,簡要介紹了有限元法計算powerformer電抗參數的原理,包括穩電抗、電抗和超電抗,對穩電抗考慮飽和影響,對結果進行分析;最後,介紹定子繞組諧波磁勢對電機運行性能的影響並對定子繞組諧波磁勢進行了分析。然後通過對定子繞組進行不同排列來分析定子繞組諧波磁勢,看看繞組排列對諧波磁勢的影響。
  2. 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。
  3. Were investigated in aqueous solution by krf laser flash photolysis. from optical studies, the photoionization of aromatic amino acids produced radicals and hydrated electron, and the interaction of tyrosine and phenylalanine with so

    運用激光閃光光吸收光譜研究了色氨酸trp酪氨酸tyr ,苯丙氨酸phe和二肽trp - tyr光電離和被so
  4. Second, adopting the linearity of oil film of the guide bearings, the transient response of the shafts is computed and analysis by integrating with willson method. because of the uncertain position of the shafts in the guide bearing, the model and solution method of nonlinear transient response of the shafts is discussed

    然後結合willson數值積分法,採用線性化油膜力,對機組軸系的線性響應進行了計算分析,根據機組軸系在響應中運動的不確定性,給出了由導軸承油膜力非線性所引起的主軸系統的非線性響應的建模及求方法。
  5. The equations of motion governing the axisymmetric elastic deformation of finite orthotropic cylindrical shells, involving the effect of transverse shear and rotational inertia, are derived. by applying the reverberation method, the displacement and the resultant forces of the shell in the phase space are expressed. then the transient waves in the finite orthotropic cylindrical shell subjected to the axisymmetric impact are obtained by using inverse laplace transforms. furthermore, the transient solutions are decomposed to the generalized ray integrals and computed numerically

    分析了計及剪切變形和轉動慣性的有限長正交異性圓柱殼中彈性波的傳播問題,採用回傳矩陣法,在相空間中給出了位移和內力的表達式。再利用laplace逆變換,得到正交異性圓柱殼受軸對稱沖擊作用時彈性,然後將其分為若干廣義射線積分之和,並用數值方法求之。
  6. The beam - on - dynamic - winkler - foundation ( bdwf ) model was utilized to determine the lateral dynamic response of a pile with finite length in a viscoelastic soil. an analytical solution was obtained in the time domain for the vibration of a pile under a laterally cyclic force applied at the pile head. based on the solution, the transient response of the pile loaded by semi - sine force was acquired with superposition principle

    首先,基於動力winkler模型( bdwf )對粘彈性地基中有限長樁的水平動力響應問題進行求,得到了單樁在樁頂受水平簡諧荷載作用下的時域,並在此基礎上通過疊加原理得到了半正弦激振條件下的瞬態解
  7. And at this foundation through the dispersed domine analyse the paper makes a great emphasis on the application of computer aided design and simulation, then designs a series of apfc design and simulation software. this paper takes out a set of designation and simulation on base of actual circuit. the reliable result, output voltage and inductance current which are got from this software are the same as the actual value

    本文在對一系列apfc電路設計、模擬分析方法討論比較的基礎上,著重應用離散時域法進行了計算機輔助電路設計和模擬方法的應用探索,以此為基礎設計了pfcexpert功率因數校正電路設計、模擬軟體,針對實際電路給出了整個設計和模擬全過程,通過實驗驗證了該軟體所得到的精確穩輸出電壓和電感電流,與實際電路輸出基本相同,所建立的電路模型重現了電路的運行過程,反映了電路的實際工作機理。
  8. Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively

    本文對大圓環直線感應電機進行了深入細致研究,內容包括: ( 1 )本文採用有限長行波面電流作用於有限長鐵芯上的模型,引用了氣隙磁場一維,研究了單層繞組磁場,奇數極半填槽雙層繞組在採用整距和短距時磁場的分析、比較,簡單介紹了二維; ( 2 )用有限元軟體ansoft對大圓環直線感應電機空載氣隙磁場進行了靜分析,並分析了結果; ( 3 )用軟體進行了額定電壓下的分析,得到了轉矩,位移,轉速隨時間變化曲線圖,利用單極性霍爾元件測定轉速並與軟體計算結果進行了比較,採用等效電路法計算了堵轉時的最大電磁力並做實驗進行了驗證,由實驗測得了三相電流波形,並與計算結果進行了比較,對其不對稱性進行了定性分析。
  9. Since the departing process of fire work departing installation is a highly nonlinear transient dynamic process, it relates to many speciality field, and the characteristic of the material is very complex under the highly rate and highly pressure distortion, the design methods and the design formulae by experience which has been used for a long time are very limited, the facter which truly affect the departing process of fire work departing installation cannot been reflected in the design calculation, the structure modelling and optimization of the fire work departing installation is cannot been carried out by the traditional optimization method

    由於火工分離裝置的分離鎖過程是一個高度非線性的動力過程,涉及多個學科和專業領域,而且材料在高速高壓條件下時性十分復雜,長期以來所沿用的經驗設計方法和設計經驗公式的局限性很大,對火工分離裝置分離鎖過程一些實際有影響的因素不能定量地反映到設計計算中來,採用傳統優化方法無法實現火工分離裝置的結構優化建模和計算。
  10. Then the dynamic behavior analysis and harmonically excited transient response analysis are conducted. the time increment method achieves the nonlinear discretized dynamic equations

    接著進行了懸索的動力特性分析和簡諧激振的響應分析,利用增量法實現了離散化的非線性動力方程組的迭代求
  11. Utilizing the method of transient can solve the harmonic problem which include the features of contact. this is a new attempt

    利用分析法來決含有接觸等非線性特性的諧響應問題,這是一種新的嘗試。
  12. We propose in this paper an evaluation method for the transient performance of das, through the period signal, by utilizing the much smaller difference than sampling period between the multi - periods of signal and the multi - sampling periods, getting shorter equivalent sampling period ( i. e. higher equivalent sampling rate ), which is derived from input signal period and sampling period, and then, the problem that how to get the transient performance of das has been solved. the transfer function of das is then evaluated and identified, and practical test results are also presented

    本文介紹一種方法,通過對其加載特定的周期性輸入信號,使用采樣周期的整數倍和信號周期整數倍間的微小偏差,獲得比實際采樣周期小得多的等效采樣周期,從而決了數據採集系統響應特性的獲取問題;並進而獲得了數據採集系統傳遞函數的辨識和評價結果,實現了數據採集系統特性的總體評價。
  13. At the same time, the pressure of dynamic state in different opening and closing velocities can be gained, on the basis of results the axial hydraulic force and the fluid force can be calculated, which offers reference and guide foundations for accurately calculating the drive force on water hydraulic valves

    同時cfd析也可以得到不同啟閉速度下閥腔內的動壓力,在此基礎上計算出作用於水壓閥閥芯的穩軸向液動力,對精確計算閥芯驅動力具有重要的參考價值和指導意義。
  14. After simulating the model of water hydraulic valves, the velocity distribution, pressure distribution, energy distribution can be obtained and relations between the valve channel and the energy loss, the negative pressure distribution can be analyzed, which offers the theory foundation for designing water hydraulic valves with the high efficiency, low energy loss and low noise

    通過對水壓閥模型的cfd穩瞬態解析,可以得到水壓閥內流場的速度分佈、壓力分佈及能量分佈,據此定性分析流道結構(速度、壓力、流動的分離與再附壁,旋渦的產生與消失等)與能量損失、負壓分佈等的關系,從而為設計出高效率、低能耗、低噪聲的水壓閥提供理論依據。
  15. The paper establishes mathematics model of electromagnetic heating system of eddy current field and temperature field, and gives corresponding discrete format with elements as eight nodes, hexahedron equal cell, through calculating eddy - current field to gain the internal heat source that the temperature field needed, to use discrete method to solve the problem of induction - heating part ' s temperature field by axial symmetrical electromagnetic, and then to analyze the characteristic of instantaneous temperature field

    本文建立了電磁加熱系統的渦流場和溫度場間接耦合的數學模型,分析了不同頻率下渦流和溫度的分佈情況,並以八節點六面體等參元為例給出了渦流場對應的離散格式,通過計算渦流場獲得溫度場所需要的內熱源強度,加熱部件的溫度場以軸對稱格式進行離散求,並對溫度場有限單元法的求特點進行了分析。
  16. Heat flux is difficult to measure especially transient heat flux, which has not been resolved until now

    熱流測量是熱工測量中的難點,特別是熱流的測量是熱工測試中一直沒有得到決的問題。
  17. For getting temperature of transient thermal - radiation, lodging the method of measuring the temperature of the time - resolved thermal - radiation with least duple multiply theory, and measuring the temperature of wu lamp with this method, the results showed that the method have best properties for measuring temperature, and measuring the temperature of time - resolved spectrum of matter under pulse laser shocking with this method, getting the primary results

    為了熱輻射溫度,提出用最小二乘法對由多道分析器採集的時間分辨熱輻射譜進行全譜溫度擬合的方法,在以鎢帶燈為輻射源的溫度測量中實現了較高精度的溫度擬合,用此方法對激光沖擊靶材所產生熱輻射的時間分辨譜溫度進行測量,得到了初步結果。
  18. By analyzing and processing bountiful experimental data collected in short time, the curves of temperature variation of fast transient nucleate boiling are then drawn with wavelet analysis theory. also by setting up the mathematical model and applying the temperature variation curves to this mathematical model, heat flux density can be resolved

    利用數學方法? ?小波理論成功分離了快速數據採集系統中溫度信號和噪音信號,得到沸騰的溫度變化曲線;並通過建立數學模型、利用實驗所得的溫度變化曲線,求熱流密度。
  19. In this paper, the repairable queuing system with police is studied. some important queuing quantities and reliability quantities are in detail discussed as follows : ( 1 ) using the renewal process theory and the method of stochastic decomposition, both the transient and equilibrium distributions of the queue length from any state are discussed, and the recursion expression of the equilibrium distribution is given by furthermore, the generating function of equilibrium queuing length distribution is given by ( 2 ) the distribution of waiting time is discussed, and the mean waiting time is given by ( 3 ) the departure of the system is discussed, and the mean value of departure customers when is given by

    具體如下: ( 1 )利用更新過程理論和隨機分方法,討論了從任意初始狀出發隊長分佈的瞬態解和穩,得到了隊長平穩分佈的遞推公式:並進一步求得了系統的穩隊長分佈的母函數( 2 )討論了穩等待時間分佈,求得了平均等待時間: ( 3 )討論了系統的輸出過程,求得了長期單位時間內離去顧客的平均數: ( 4 )討論了服務臺的不可用度,得到了穩不可用度: ( 5 )討論了內服務臺平均故障次數,求得了長期單位時間內的平均故障次數
  20. With the shifted 1 / n expansion, the instantaneous solution of the laser model, i. e., the change of eigenvalues with the pump parameter is obtained

    應用平移1 / n展開方法,得到激光場瞬態解,即本徵值隨抽運參量的變化情況。
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