波能推進 的英文怎麼說
中文拼音 [bōnéngtuījìn]
波能推進
英文
wave propulsion-
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。首先是用解析法推導出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解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，包括穩態電抗、瞬態電抗和超瞬態電抗，對穩態電抗考慮飽和影響，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。Collisonal quantum interference ( cqi ) was observed in the intramolecular rotational energy transfer in the experiment of the static cell, and the integral interference angles were measured. to observe more precise information, the experiment in the molecular beam should be taken, from which the differential interference angle can be obtained precisely. in this paper, the theoretical model of cqi is described in an atom - diatom system in the condition of the molecular beam, based on the first - born approximation of time dependent perturbation theory, taking into accounts the anisotropic lennard - jones interaction potentials. the method of observing and measuring correctly the differential interference angle is presented. the changing tendencies of the differential interference angle with the impact parameter, velocity, and et al. are discussed
分子內部轉動傳能的靜態池實驗觀察到了碰撞量子干涉效應（ cqi ） ，並且測得積分干涉角，為了獲得更加精確的分子內部轉動傳能的碰撞量子干涉效應信息，實驗就必須要採用分子束實驗進行.本文理論上採用各項異性相互作用勢，應用含時微擾理論的一級波恩近似，假想在分子束實驗的條件下，建立在原子-雙原子分子體系中碰撞量子干涉的理論模型.理論上推導出微分干涉角具體表達式，通過計算定性地討論了微分干涉角隨著碰撞參數、速率等的變化趨勢，同時初步探討了實驗的正確觀測途徑，得出了採用分子束進行實驗觀測的實驗方法，為進一步進行分子束實驗提供了理論基礎，對實驗的進行起到了一定的借鑒作用The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro
激光陀螺的核心部件為he - ne環形激光器，而掌握光與介質的相互作用理論是研究激光器的關鍵，採用拉姆半經典理論為主，在密度矩陣理論的基礎上，推導環形諧振腔中描述he - ne氣體增益介質原子運動的光學布洛赫方程，運用介質極化理論得出描述激光陀螺反向行波的光強、位相所滿足的自洽場方程組，在此基礎上，運用matlab模擬軟體和虛擬儀器編程語言labwindows / cvi ，對激光陀螺中的介質增益色散特性、頻率牽引效應、燒孔效應及模競爭、閉鎖效應及環激光的光強和相位特性進行模擬試驗研究，並且運用全量子理論，對激光工作原理進行分析，得出二能級系統單模輻射場的光子數密度分佈，得出激光場的光子統計分佈，模擬激光場的動態建立過程。As we have introduced a multilevel decision method with discriminator detection to improve the error rate performance, the deducing and analyzing for this method are present in this article. the theoretical error rate and the monte carlo simulation result are showed in figure to compare the system error rate performance affected by different premodulation filter
在系統誤碼模擬中引入了一種有助於改善誤碼性能的鑒頻加多電平判決的解調方法，文中對此方法也進行了詳細的推導和分析，並給出根據此方法計算出的誤碼理論值，結合系統誤碼性能的蒙特卡羅模擬值，對比分析各種預調濾波器對系統誤碼性能的影響。This paper presents a three - phase harmonic power flow algorithm using phase components and back - forward sweep method to solve the disconvergence when the three - phase transformer harmonic model was used. the example result presented the method was feasible and
本文針對在進行三相諧波潮流演算法時因引入三相變壓器諧波模型而可能導致計算結果不收斂問題，提出了諧波潮流計算的相分量法，其中引用了前推-回代法。Burt of the jet propulsion laboratory in pasadena, calif. “ we needed a bridge to the microwave regime, where we do have electronic counters
美國加州帕沙第納噴射推進實驗室的柏特說：我們需要一個能過渡到微波?圍的橋梁，那裡才有電子計數器。Finally, the values of kinematic parameters in typical swimming are estimated for theoretical calculation and computational simulation. based on the kinematic formulation, this paper applies large - amplitude elongated body theory to propulsive performance of undulatory dorsal / median fins and establishes a set of equations for estimation of the propulsive force and the propeller efficiency. the calculations based on experimental data coincide with blake ’ s result in 1980
從波動運動的參數方程出發，本文基於大擺幅伸長體理論對背鰭/背臀鰭波動模式的推進性能進行了分析，推導推進力和推進效率的計算公式，利用實驗觀測典型運動參數對仿生對象的推進力和推進效率進行了理論估算，結果與blake的計算結果相吻合，從而驗證了所建運動學模型的有效性。Based on bionic experiments in gymnarchus niloticus and rhinecantbus aculeatus, this paper presents a parameterized description of undulatory dorsal / median fin propulsion modes. by referring to large - amplitude elongated body theory and computational fluid dynamics simulation, this paper also provides an explanation of the external morphological and kinematic phenomena that are closely related to propulsion characteristics
本文以「尼羅河魔鬼」和「鴛鴦炮彈」為仿生實驗對象，建立背鰭/背臀鰭波動推進模式的參數化描述，對與推進性能密切相關的若干形態學及運動學特徵進行研究。From the moon - vehicle in apollo plan to nowaday " spirit " and " opportunity ", which are mars vehicle made by nasa, and from battlefield patrol robot to pipeline testing robot and intelligent service robot, those all powerfully show that intelligent mobile robot is progressing with human being together
從阿波羅登月計劃中的月球車到美國最近推出的nasa火星探測機器人，從西方各國正在加緊研製的戰場巡邏機器人、偵察車到新近研製的管道清洗檢測機器人和智能服務機器人，都有力地顯示出智能移動機器人正在與人類共同發展和進步。The innovations consist of : synthetically restraining the filter ' s divergence, as effectively improved the filter ' s numerical stability ; a parallel filter structure is creatively designed to eliminate system biases ; and sprt method is used to control the adjustment of the noise statistics, so as to ameliorate the tracking performance of time - variant noises
對常規的次優遞推sage自適應濾波器進行了改造，包括：對濾波結果發散進行綜合抑制，提高了濾波器的數值穩定性；採用并行結構，消除了結果偏差；應用sprt控制調整，增強了濾波器的動態跟蹤能力。According to the experimental parameters of mpt, the main performance parameters of different propellants have been given by engineering performance computation under designed and working states, which has great importance for the experimental research and the future work. 2. for helium and argon, the factors which influence on mpt ' s vacuum steady work have been discussed such as the material of microwave tie - in, the distance between the probe and inner - conductor, the position of the inner - conductor, the input power of microwave, the mass flowrate of propellant and the vacuum pressure of environment, and the influence has been discussed of the microwave power and the mass flowrate of propellant on the pressure of the resonance cavity, thrust, reflected power and the temperature of the resonance cavity
論文的工作和新見解主要包括： 1在設計狀態和工作狀態下，根據mpt的實驗參數，對mpt使用不同工質時的性能進行了工程估算，這對mpt現階段的實驗研究和今後的研究有重要的指導意義； 2對于he 、 ar推進工質，討論微波的接頭材料、探針與內導體的間隙、內導體的位置、微波的輸入功率、工質的質量流量以及環境真空度對mpt真空啟動和穩定工作的影響，並探討微波的輸入功率、工質的質量流量對諧振腔壓強、推力、反射功率以及諧振腔溫度的影響； 3對于n _ 2 、 h _ 2 、 nh _ 3 、 h _ 2o推進工質，主要討論與he 、 ar工質不同的特性，並從長遠的眼光和工程應用的角度，認為其可行性不容置疑，潛在優勢不可忽略，是未來mpt應用的主流推進工質。It may also be that interest rate volatility, in terms of the extent and the duration of deviation of hong kong dollar interest rates from those for the us dollar, has been further dampened by the three refinements, other things being equal
此外，假設其他因素不變，我們推出的三項優化措施，可能已進一步遏抑利率的波幅以港元利率偏離美元利率的具體幅度及持續時間計。This paper establishes the linear model of hydro - turbine and deducts its transfer coefficients. then the optimized operation parameters are gained in the frequency disturbance and load rejection simulation. through comparing dynamically, this paper analyses the impact on its dynamic performance if some governing system parameter changes
在研究小波動情形時，即系統在穩定工作工況點附近小瞬變時，可以把非線性系統進行線性化處理;本文建立了水輪機調節系統的線性化模型，推導了其中的傳遞系數;對水輪機調節系統的頻率擾動和機組突甩負荷工況進行了模擬試驗，整定了最佳調節參數;通過動態比較，分析了調節系統參數改變對其動態性能的影響。An on - line minimum - variance estimator was developed for thrust acceleration applied to orbit transfer using discrete - time radar measurements. the mass - flow - rate of propellant was selected as a state variant, which was estimated by employing an integral state model and ekf filter. the variation equations for measurement vector to mass - flow - rate have been established to linearize the discrete - time measurement equations. the algorithm has applied successfully to maneuver process in commanding satellite into geo - stationary orbit. the results show that the algorithm developed here can monitor and determine whether engine works well or failure precisely and quickly during orbit transfer process
飛行器軌道機動過程中，為跟蹤、定位機動目標和干預機動控制過程，需要統計處理離散的雷達觀測量實時估計推進發動機的推力，進而確定飛行器的瞬時軌道參數.本文所述演算法是該工程問題的探討和解決方案.文章建立了軌道機動過程中連續變質量運動模型和離散雷達量測模型，推進發動機的質量秒耗量作為表徵推力加速度的一個近似常量，應用擴展卡爾曼濾波對離散的雷達測量數據進行順序統計處理給出秒耗量的最小方差估計;文章詳細地推導了線性化量測模型的變分方程和觀測矩陣;模擬結果表明該演算法能快速、準確地估計推進發動機的質量秒耗量和向機動目標施加的實際推力It is very difficult to research the burning characteristic of high energy propellant in the ddt pipe applying the ionization probe. but the satisfactory results can be easily got using photoelectricity triode
用探針法研究ddt管中高能推進劑的燃燒波和爆轟波的傳播特性，因各種因素的影響難以得到滿意的結果，用光電三極體代替電離探針可得到相對理想的結果。Comparing with conditions in 2002, lehui industry made a great progress in production, business, etc. in 2003, for example, the profit after tax in 2003 exceeds rmb30, 000, 000. 00 ; lehui becomes one of top100 enterprises in ningbo city, and has been elevated to prince - class high - tech enterprise ; lehui is one of the first batch of information experimental unit, etc
為扶持重點企業技術改造，是加速推進企業技術進步，全面提高企業整體素質和競爭能力的重要舉措。經市級有關部門調查、核實、篩選和綜合評選，並報請市人民政府同意，包括寧波樂惠食品設備製造有限公司等10家企業列入寧波市百家重點企業，同時有9家公司被退出百強重點企業名單。Current. in order to make diffluent piers with low ridge to be popularized and applied, the surface wave of low fr. current is chosen as the research object. we measure the surface wave elements and the velocity distribution of various diffluent piers scheme by the experiment of physical model. we also analyze the average wave height, the the average value of the square of wave, unit width of the wave ' s energy, the probability density distribution of wave height, and the power chart character, so as to reveal the weakening wave mechanism of the diffluent piers
低fr水流的核心是波浪問題，為了低坎分流墩的推廣應用，本研究以低fr水流的表面波浪作為研究對象，通過物理模型試驗，對各種分流墩方案消能工的下游水面波浪要素、流速分佈進行測試，分析低坎分流墩下游波浪的平均波高、均方根、單寬波能、波高概率密度分佈及功率譜特性變化規律，從而揭示了低坎分流墩的削波機理。This provides the research with theory basis. secondly, this thesis establishes target system to evaluate international competitive power in service trade and apply this system to adjust the service trade competitive power of our country ; then analyzes the influence on service trade competitive power according to michael porter ’ s theory on national competition superiority and carries on the relevance analysis on various factors. at last, according to the analysis results, make out the strategy to improve international competitive power in service trade such as : cultivate high and specialized elements and promote the accumulation of personnel capital ; take domestic service demand seriously and impel urbanization construction ; enhance the utilization efficiency of foreign capital, and optimize the quality of resource endowment ; strengthen the supports from related industries ; encourage service enterprise to innovate and improve their competition ability ; reinforce the government ' s hatching function and so on
本文首先闡述了服務貿易競爭力的相關理論，並說明了競爭力理論在服務貿易中的應用，這為本文的研究提供了理論依據;其次建立了測評我國服務貿易國際競爭力的指標體系，並運用該指標體系對我國服務貿易競爭力進行了評價及國際比較;然後根據邁克爾?波特的國家競爭優勢理論分析了影響服務貿易競爭力的各因素，對各因素與服務貿易出口進行了相關性分析;最後根據回歸分析的結論提出提升我國服務貿易國際競爭力策略:大力培育高等、專業要素，促進人力資本積累;重視國內的服務需求，推進城市化建設;提高外資的利用效率，優化資源稟賦質量;加強服務貿易相關產業的協調與支持;鼓勵服務企業創新，提高競爭能力;強化政府的孵化和輔助作用等。During the phase in order to make certain whether the enterprise has the capability in put the project in practice, value chain and supply chain was analyzed and assessed involved in organism structure, material - supplying and ordering, product plan, product structure, financial administration, material - disposing, capital administration, transport, storage, marking, sell and client service in the method of administration - diagnosing, phase - analyzing. secondly, the industry and market related to the output of the enterprise and project was analyzed according macro and micro hierarchy. in the process the five models of competitive ability, which are analysis framework of swot and baud ' s value chain, was utilized to analyze the competitive circumstance and competitive predominance in the enterprise and provide with the basis of analyzing cash flux of the debt project then by a qualitative and quantitative analysis the characteristic of the debt project was analyzed, the debt - repaying ability estimated and the risk of it assayed
首先，對企業的經營管理、財務狀況進行了分析，通過特定的財務分析方法體系對企業的償債能力狀況、財務效益狀況、資金營運狀況、發展能力狀況、現金流量狀況進行了橫向和縱向比較分析、評價和定位，通過管理診斷、層次分析的方法對企業的組織結構、原料供應與采購、生產計劃、生產組織、財務管理、材料處理、訂購過程、資產管理、運輸、倉儲、市場營銷、銷售以及客戶服務等企業價值鏈、供應鏈各環節進行了分析評價，以確定企業是否具備實施項目的能力；其次，分析了企業和項目產出所涉及的產業、市場，按照宏觀、中觀、微觀的層次結構分析推進，運用了swot分析框架、波特的一般價值鏈分析框架和波特的五種競爭力模型對企業競爭環境及企業內部產生競爭優勢的能力進行了分析，為債項的現金流量分析提供了較為充實的依據；通過定量、定性的方法分析了債項的特性，測算了償債能力，對債項風險進行了分析評價。It is one of the important parts for the control of hupqc to detect the reference compensation signal. the predictive strategy is presented based on wavelet theory, that means tracing the fundamental signal and replacing with sampling data every half cycle. the fundamental signal is forecasted step - by - step in a half cycle earlier
補償指令信號的檢測是電能質量調節裝置的控制環節之一，本文提出了基於小波理論的預測檢測策略，跟蹤基波信號，以半周期為采樣更新速度，應用小波變換法對信號的基波分量進行遞推式預報，並取其與實時信號之差做為參考，然後產主與之大小相等、相位相反的信號作為hupqc的實時補償指令信號。分享友人