高導磁 的英文怎麼說
中文拼音 [gāodǎocí]
高導磁
英文
hi-b-
Lues research on the stability and quench issues of superconductors and superconducting magnets spanned both the low and high temperature superconductors
呂錦文在超導體及超導磁鐵的穩定和驟停問題的研究,從低溫超導體延伸到高溫超導體。The research of large igneous rock province - ermei basalt extrusion - mantle plume shows that songpan - ganzi folded belt is a hopeful target for breakthrough of petroleum exploration, and the key issue is how to make well a coupling and optimization among its faults, structures, traps and reservoirs
根據地震測深、重、磁、電等的探查,發現該褶皺帶深部有一低速高導層,而對大火成巖省峨眉玄武巖噴溢地幔柱的認識深化均表明,四川松潘甘孜褶皺帶是可望獲得油氣勘探突破的靶區,重要的是斷裂構造、圈閉、儲集層的耦合與優化。In the second half of his career at ornl, lue worked in the research and development of high - temperature superconducting magnet and cable for power applications
在橡樹嶺國家研究所的後半段時間里,呂錦文從事電動力應用所需的高溫超導磁鐵與電纜的研發。The result shows that the quenching inductor with wimble magnet inlaid is adaptable for this technique, and the vertical quenching machine can be used in mass production
結果表明,帶錐角鑲嵌導磁體的圈式感應器,其有效圈高度、錐角和內徑的合理匹配可以滿足淬硬層形態的要求,採用立式淬火機床連續淬火可以大批量生產合格的半軸。The finer the grain is, the higher the magnetic properties are, such as the improvement of coercivity. according to the theory of remanence, the intensity of remanence is in direct proportion to the density of magnet and ms. the improvement of remanence resulted from the interaction of density of magnet and ms, but the ms took the more important role
究其原因:晶粒的細化可以提高磁體的矯頑力;而根據剩磁的理論公式,剩磁與磁體密度和飽和磁化強度成正比,剩磁的提高是磁體密度和飽和磁化強度的提高的綜合效果,但其中飽和磁化強度的提高佔主導地位。And the first high - speed commercial maglev system which uses all technology from germany has been finished in shanghai. therefor the multi - body kinematics and dynamics simulation of maglev have important meaning in our maglev industry. in one hand, it can give some directions in research of control methods. in another hand, it can make us know about the structure, character, move performance and key technology of the most modern maglev in the world
磁浮列車的多體動力學模擬對研究控制方法的可行性有很一定的指導意義,對目前世界上最先進的常導磁浮列車的技術充分消化吸收也有重要的意義,使國內對高速或中低速常導磁浮列車的結構、性能、運行特點、關鍵技術有深刻的認識,為自主發展磁浮列車事業創造有利條件。On one hand, it may exert damping on the armature of torque motor and overcome self - excitation of jet pipe. one the other hand, it may enlarge magnetic permeability of working clearances and improve magnetic circuit efficiency of torque motor to boost dynamic response speed of servo valve
一方面可增大力矩馬達工作氣隙部分產生的阻尼,從而可以抑制射流管的自激,另一方面又可增大工作氣隙的導磁率,改善力矩馬達部分的磁路效率,從而提高伺服閥的動態響應速度。By using the larger magnetic permeability, magnetic fluid was used to improve the magnetic circuit efficiency in torque motor, enlarge the output torque and displacement of torque motor, and the output flow of servo valve. correspondingly, the ability of noise - overcoming and system damping was enhanced due to the property of magnetic fluid. as a result, the stability of servo valve and servo - control system can be improved
由於磁流體具有較大的導磁率,可提高力矩馬達磁路效率、增大力矩馬達的輸出力矩和位移,從而增加伺服閥的輸出流量;同時,利用磁流體的粘度特性,可增強力矩馬達阻尼及抗干擾能力,從而增強伺服閥及伺服控制系統的穩定性。The feed - back provided by the reflected electron beams reduce the start - up current and the start - up time in a vircator, while the existence of klystron cavity improves the extracting efficiency, hence the radial reflex klystron oscillator with virtual cathode combines the advantages of both devices, becomes a compact, efficient set
利用虛陰極反射電子束對調制腔的正反饋,可以減小起振電流和起振時間,而且提高了微波產生效率。它是一種結構簡單,緊湊,不需要引導磁場的器件。Core : consisted of cold - rolled steel with high permeability
鐵心:由高導磁的冷軋硅鋼片構成。However, mumetal is not especially easy to apply, and if it is saturated by an excessively strong field, it will no longer provide an advantage
雖然高導磁合金有諸多優點,但是這種材料用起來並不是很方便,如果受到強磁場作用而達到磁飽和的話,這種材料就不再具備任何優勢了。The authors hold that the joint actions of numerous factors such as the upper mantle uplifted zone ( the mantle thinned zone of lithosphere ), the upper mantle anomalous area ( relatively low - velocity area ), the uplifted zone of intracrustal high - conductivity layer, the deep fault ( shear zone of lithosphere ), the margin of the crust - upper mantle uneven masses, the basement uplifted area reflected by gravity high, the magmatic belt and tectonic intersection reflected by skipped magnetic field, control the distribution of auriferous skarn deposits and copper ( associated with gold ) skarn deposits
作者認為,上地幔隆起帶(巖石圈地幔減薄帶) 、上地幔異常區(相對低速區) 、殼內高導層隆起帶、深斷裂(巖石圈剪切帶) 、地殼上地幔不均勻性塊體的邊緣、重力高反映的基底隆起區、跳躍磁場反映的巖漿巖帶和構造交匯處等諸多因素的共同作用控制著含金夕卡巖礦床和銅伴生金夕卡巖礦床的分佈。However, the msw - based mo devices haven ’ t still been applied extensively up to now because of low bragg diffraction efficiency. the generation and propagation characteristics of magnetostatic forward volume waves ( msfvws ) under nonuniform bias magnetic field and the bragg diffraction efficiency of gows with the msfvws are theoretically studied in this paper
本論文主要從理論上研究不均勻場中靜磁正向體波( msfvw )的激發與傳播特性,以及不均勻偏置磁場在提高靜磁波對導波光的bragg衍射效率方面所起的作用。Since high tc superconducting ( hts ) tapes for practical applications became commercially available over the past few years, the development of superconducting power technology has achieved significant progress. it is foreseen that superconducting technology will be the prevailing high technology of the 21st century, and that superconducting power equipment will be commercialized soon, enjoying a large - scale worldwide market before 2010. china ' s economy is expanding fast, and the demand for electricity is increasing quickly. at the same time, higher electricity quality will be required. traditional power technology will no longer be able to satisfy future requirements, so superconducting power technology would be the best solution, leading a revolution in the power industry. the history, present status and prospects of superconducting power technology as well as the economic benefits and basic physics problems involved are reviewed
人們認為,超導體在電力方面出現大規模應用的時間距離我們還非常遙遠.然而,隨著最近幾年來實用高溫超導材料的研製取得重大的進展,高溫超導電力技術的應用已經成為現實,預期將在2010年左右出現大規模的應用,並將帶來電力工業的革命.因此,下一個10年將是國際超導技術競爭最關鍵的10年.我國的經濟發展很快,電能需求量增加十分迅速,對電能質量的要求也越來越高.常規電力技術已經無法滿足我國電力發展的需要,超導電力技術是實現我國電力發展目標的必由之路.文章有代表性地介紹了超導電纜、超導限流器、超導磁儲能系統、超導變壓器和超導旋轉電機等的基本工作原理及研究發展歷史,並著重介紹高溫超導電力應用研究的現狀、應用前景、經濟可行性及基本物理問題Both of the two ways can reach fb5b standard of tdk company. the coercive force of strontium permagnetferrite can be improved when a12o3 or cr2o3 was added to caco3 - sio2 or caco3 - hbo3 multi - additives. ( 4 ) comparing with normal caco3 and sio2, the nano caco3 and sio2 improve the magnetic. for the nano caco3 and sio2 have high chemical activations and excellent distribution, the density of permagnetferrite can be improved and the sinter temperature of it can be reduced
納米caco _ 3 、 sio _ 2與普通caco _ 3 、 sio _ 2加入相比,鍶鐵氧體永磁獲得的最佳磁性能高,獲得最佳磁性能的添加量范圍變寬,即納米caco _ 3 、 sio _ 2提高了磁性能的穩定性,有利於大生產時鍶鐵氧體永磁的磁性能的穩定,對生產有重要的指導四川大學碩士論文意義;由於納米caco3 、 510 :分佈更均勻,具有高的化學活性,降低了銘鐵氧體永磁的最佳燒結溫度,提高了銘鐵氧體永磁的燒結密度,因而增大了caco3 、 510 :添加劑對銘鐵氧體永磁的改性效果。One approach to quench decision of a high temperature superconductor magnet
高溫超導磁體的一種失超判別方法Optimum design of current lead on the cryocooler - cooled hts magnet
製冷機直接冷卻高溫超導磁體電流引線優化設計This work provided scientific analysis for the hts maglev system design
該工作可能為高溫超導磁懸浮列車系統提供一定科學依據。The properties of high temperature superconducting magnetic bearings are discussed in detail
深入研究了高溫超導磁懸浮軸承特性。For improved low - frequency magnetic shielding, a shield consisting of a high - permeability magnetic material ( e. g., mumetal ) should be considered
要改善低頻磁屏蔽的效果,就要考慮用高導磁率的磁性材料(即高導磁合金)來製作屏蔽體。分享友人