超導態 的英文怎麼說

中文拼音 [chāodǎotài]
超導態 英文
super conducting state
  • : Ⅰ動詞1 (越過; 高出) exceed; surpass; overtake 2 (在某個范圍以外; 不受限制) transcend; go beyo...
  • : 動詞1. (引導) lead; guide 2. (傳導) transmit; conduct 3. (開導) instruct; teach; give guidance to
  • : 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
  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。首先是用解析法推出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,包括穩電抗、瞬電抗和電抗,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. In superconductors, the bosons are the pairs of bound electrons that form at the fermi surface.

    體中,玻色子是在費密表面形成的束縛電子對。
  3. There resided in this almost inhuman detachment the seeds of the eventual destruction of the nixon administration.

    正是這種幾乎不講人情的度埋下了致尼克鬆政府最後垮臺的種子。
  4. Superconducting material is used, for example, in magnetic resonance imaging for medical examinations and particle accelerators in physics

    電性和流動性是在極端低溫狀下發生的2種現象。
  5. Solid state and superconductivity abstracts

    材料文摘庫
  6. Two of us ( grant and starr ) developed the idea further in papers that explored how ultracold hydrogen ? either liquid or supercritical gas ? might both chill the superconducting wires and deliver energy in chemical form within a continental - scale system

    我們其中兩位作者(葛蘭特和史塔)曾經發表論文,探討冷氫(包括液臨界)是否可用以建立大陸規模的系統,在冷卻線路的同時,傳輸化學能源。
  7. The entropy or number of states of system or subsystem are closely related to interaction of particles and energy level distribution, therefore, to study the temperature dependence of the specific heat may supply some important and useful microscopic information which may play an important role in understanding electronic structure, density of state, phonon spectrum etc. the specific heat measurements at low temperatures also play important roles in the finding of the third law of thermodynamics, the quantum theory of solid and bcs theory for superconducting etc. moreover, specific heat measurements help us to understand the different kinds of phase transitions ( such as : structural phase transition, magnetic phase transition, superconducting phase transition etc. ) and the scaling behavior near the critical point

    系統、子系統的熵或微觀狀數與微觀粒子間的相互作用及能級分佈密切相關,因此研究比熱與溫度的依賴關系能夠提供被測量系統許多極其有用的微觀信息,對理解固體的電子結構、電子密度、聲子譜等起著十分重要的作用。低溫比熱的測量和研究對熱力學第三定律、固體量子理論和bcs等理論的建立起到了積極的推動作用。比熱研究還有助於認識各類相變如結構相變,磁性相變,相變等及臨界點附近的標度規律。
  8. After extended the formula of normal state specific heat to the superconducting state, we obtain its electronic specific heat of superconducting state

    擬合其正常比熱,並把正常的晶格比熱延伸到超導態后,在總比熱中減去,就得到mgb2在超導態的電子比熱。
  9. In this thesis, we use the random - matrix - theory to revise the following calculating methods : ( 1 ) the heat capacity and the spin susceptibility of the normal metallic small particles ; ( 2 ) the heat capacity of the conventional metallic small particles at the low temperature using the mean field approximation method ; ( 3 ) the heat capacity of the conventional metallic small particles at the vicinity of the critical temperature using the static path approximation method

    本文採用隨機矩陣理論,計算了: ( 1 )正常金屬小粒子的電子熱容和順磁磁化率。 ( 2 )在平均場近似下,計算了金屬小粒子低溫區的電子熱容。 ( 3 )在靜路徑近似下,計算了金屬小粒子轉變溫區的電子熱容。
  10. Abstract : a quantitative analysis for dynamic stability of a set of superconducting partial torus in a fusion reactor under a pulse current over a stationary current is given

    文摘:對于聚變反應堆中載流磁體在穩電流基礎上受到脈沖電流影響時的動力穩定性給出了定量分析方法。
  11. Being fine, homogeneous and free of melting, the powder prepared by mechanical alloying has applied to develop scattering strengthen - material, magnetic material, high - temperature material, superconductivity material, amorphous, and non - equilibrium material, compound material etc. as a high - tech technology to prepare alloying powder, ma has become a more and more important method for preparing new materials

    機械合金化法制備的粉末晶粒細小、成分均勻,且能避免熔化過程,已用於開發研製彌散強化材料、磁性材料、高溫材料、材料、非晶、準晶、納米晶等各種狀的非平衡材料、復合材料、輕金屬高比強材料、儲氫材料、過飽和固溶體等。作為制備合金粉末的非平衡高新技術,越來越成為一種制備新材料的重要方法。
  12. Ten years after the discovery of high - temperature superconductivity, a technical study by the electric power research institute ( epri ) concluded that with liquid nitrogen as a coolant, a five - gigawatt dc “ electricity pipe ” could compete economically with a gas pipeline or conventional overhead lines for transmission distances of 800 kilometers or more

    發現高溫特性的10年之後,美國電力研究所( epri )一份技術研究報告指出,以液氮當做冷卻劑時, 50億瓦特的直流電管傳輸800公里以上的成本,跟瓦斯管線或傳統架空電纜差不多。
  13. So, we fit the specific heat of its superconducting state by two - gap model, and get the magnitude and relative proportion of the two gaps

    我們用二能隙模型對mgb2的超導態電子比熱擬合,分別得到了兩個能隙的大小和所佔比例。
  14. In practice, this dissertation focuses on the study of the aforementioned two problems, we have investigated and analyzed the controlling mechanism of the adiabatic conditional geometric quantum phase - shift gates for two - qubit, and realized the geometric quantum computation by making use of the nonadiabatic geometric phase of quantum states of the superconducting josephson junctions quantum interference device system. we have also discussed the accessible information of quantum signal resource ensemble, and studied the teleportation of an arbitrary d - dimensional tv - particle unknown state via a partially - entangled quantum channel ; this dissertation comes in four parts

    實際上,我們在本文中就上述兩方面的問題作了一些探討:研究和分析了兩量子位絕熱條件幾何量子相移門的控制機制,利用約瑟夫森結量子器件系統的量子的非絕熱幾何相位實現了幾何量子計算、討論了信源系綜的可接收信息問題以及任意d維n粒子未知量子通過部分糾纏量子通道的隱傳輸問題等。
  15. The results indicates the new hybrid bridge type sfcl using the inductance of the superconducting state and the impendence of the normal state of the superconductor could be more efficient in fault current limiting than the traditional bridge type sfcl

    結果表明,該拓撲結構同時利用了超導態的電感和失后的電阻來限制故障電流,限流效果好,響應和復位速度快,是對橋式限流結構和混合型限流原理的有意義的探索。
  16. Results show that the levitation force is generated between the high temperature superconductor and the magnetic field under the critical temperature. the value of the levitation force is determined by the temperature and the gradient of magnetic field. that is the smaller of the gap, the larger of the levitation force when the temperature is fixed, and the value of the levitation force is an exponential function of the gap

    研究表明,當高溫體的溫度低於其臨界溫度時,在磁場中開始受到力的作用;受到的懸浮力大小由溫度和磁場梯度共同決定;即溫度一定時,懸浮間距越小,對應的磁場梯度越大,懸浮力就越大,力的大小與懸浮間距成指數關系;而當懸浮間距一定時,溫度越低,對應的懸浮力也越大,且體剛進入超導態的一段溫度區間懸浮力增大最快。
  17. A compact microstrip delayline is designed with hts. it has the character of low insertion lose and small size, and it has remarkable advantage in extending system ’ s dynamic range. the models of hts delaylines is built by full - wave field solvers

    應用高溫材料的設計了一種緊湊型延遲線結構,該延遲線具有插損低,體積小的特性,而且在提高系統動范圍方面具有顯著優勢。
  18. Based on the effective mass theory and critical state model, an anisotropic theory of critical current and ac losses for single hts tape and tape stacks were established. analytical formulae were presented to calculate critical currents and ac losses with an arbitrary angle between the wide side of hts tape and the direction of ac or dc applied fields. from the anisotropic theory of ac losses of hts sample, a numerical model to calculate ac losses of hts coil was developed

    基於臨界模型與高溫體的有效質量理論,建立了高溫帶材及並聯堆疊帶材的交流損耗與臨界電流的各向異性理論模型;給出了高溫帶材的交流損耗及臨界電流隨(交、直流)背景磁場與帶面夾角變化規律的理論公式;依據所建立的高溫短樣帶材的各向異性理論公式,給出了高溫線圈交流損耗的數值計算模型;並利用該模型,計算了高溫雙餅線圈的交流損耗;並與實驗測量結果進行了比較分析。
  19. Analysis of two numerical models of ac loss on smes in parallel magnetic filed

    邁斯納球的電磁性質分析
  20. Abstract : one of the unsolved problems of the high power application of high temperature superconductors is how to lower the energy dissipation induced by flux motion. due to the extremely high anisotropy, small coherence length and weak pinning potential, the mixed state phase diagram which is tightly related to the flux dynamics becomes very complicated. a brief account is given of the field induced crossover of criticalities of energy dissipation, which has been observed in our recent sensitive electromagnetic measurement

    文摘:高溫體在強電方面應用的關鍵問題是如何克服磁通運動所造成的能量損耗.由於存在極強的各向異性、短的相干長度和小的磁通釘扎勢,因此與磁通運動緊密相關的混合相圖變得很復雜.文章綜述了根據一系列靈敏的電磁測量所觀察到的磁場誘的能量耗散行為的轉變
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