超導懸浮 的英文怎麼說
中文拼音 [chāodǎoxuánfú]
超導懸浮
英文
superconductive suspension-
Moreover, maglevs do have an equivalent for mechanic friction : the magnetic friction between vehicle and guideway is much greater than is the sum of all mechanic friction ( wheel / rail, gears, motors ) of conventional trains
而且,磁懸浮實際有與機械摩擦相似的磨擦存在:車廂與導軌間的磁力磨擦超過了所有傳統列車的機械摩擦(輪軌,齒輪,電力拖動) 。Abstract : experiments were made on a ultrasonic machining tool with work - piece adhered to ultrasonic transducer head, to machine micro - holes on hard and brittle materials such as soda glass and si, to study the effects of tool materials , work - piece materials , amplitude , machining load , slurry concentration , tool length and the size of work - piece on machining rate and wear ratio. in this experiment, the micro - tool was made through wedg
文摘:通過以wedg放電加工手段製作微細超聲加工用工具,在採用工件加振方式的微細超聲加工機上對碳酸玻璃、半導體硅等硬脆材料試件進行微孔加工的實驗,來探討在某一特定加工條件下工具材料、工件材料、工件的振幅、加工靜載荷、磨料懸浮液濃度、工具長度及工件尺寸等重要因素對加工速度、工具損耗率的影響,為微細超聲加工技術的實用化提供參考依據。The research includes temperature controlling in deep cool condition, data sampling, relationship between levitation force and levitation gap in different temperature, and relationship between levitation force and temperature in a certain levitation gap - the deep cool condition is provided by g - m refrigerator, and a bent adapter connector fixed on second step cooling head is designed to fix ybacuo bulk
研究包括深冷環境下的溫度控制;數據採集;不同溫度下懸浮力與懸浮間距的關系及一定懸浮間距下懸浮力與溫度的關系。在g - m製冷機作用下實現深冷測試環境,並設計出固定於製冷機二級冷頭處的轉變接頭以固定高溫超導體。In this paper, the levitation performance of melt - textured growth ( mtg ) ybacuo bulk effected on ndfeb in the condition of deep cool
本文所研究的是深冷環境下熔融織構高溫超導體塊材ybacuo在永久磁體ndfeb作用下的懸浮性能。A linear generator integrated into an existing superconducting magnet of a maglev vehicle
與磁懸浮車輛現有超導磁體合為一體的線性發電機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,當高溫超導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,且超導體剛進入超導態的一段溫度區間懸浮力增大最快。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。It was found that a bulk high - temperature superconductor can stably levitate above or suspend below a permanent magnet soon after the discovery of high - temperature superconductor
高溫超導材料發現后,人們很快注意到用這種陶瓷材料制備的塊狀超導體可以穩定地懸浮在永磁體之上或懸掛于其下。The improvement of performance of hts makes its application in magnetic levitation and other areas become easier
同時,高溫超導體性能的不斷提高,為高溫超導在磁懸浮及其他方面的應用開辟了廣闊的前景。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。Due to the magnetic field discontinuity of the permanent magnet guide - way and the mechanical & electrical coupling, there will be lateral displacement for the high temperature superconductor maglev vehicle
摘要高溫超導磁懸浮列車在運行過程中,導軌磁場的不連續或者機電耦合會引起車身的橫向偏移。As an application of the model, the curve - negotiation performance of a board - like superconducting magnetically levitated system is considered. it is pointed out that more attention should be paid to the reversibility of the movement of the superconductor above the guideway
作為高溫超導體與外場相互作用模型的一個應用,本文最後對類似於當前高溫超導磁懸浮實驗車底盤的平板式高溫超導磁浮系統的曲線通過性能進行了初步研究。Losses of sediment to suspension during dredging for the mainland landing point would only exceed the water quality objectives inside a small ( 1km ) mixing zone and the dredging would have no unacceptable adverse impacts remote from the dredging site
在內地的著陸點進行挖泥工程,將導致該處的沉澱物懸浮水中,但只會令范圍細小( 1公里)的混合區超出水質指標。The superconducting magnetically levitated vehicle is simplified as an infinite - long system whose cross section is considered. a model based on the method proposed by l. prigozhin is built to describe the force the superconductor may experience when moving above the guideway
在理論計算方面,首先對現有高溫超導磁懸浮實驗車系統進行了簡化,將實際的三維系統簡化為無限長直均勻系統,因此僅需分析該系統任一二維截面即可。The present thesis considers the guidance performance of a superconductor when it moving quasi - statically above the permanent magnetic guideway. with different cooling conditions, the guidance forces of superconductors of different geometrical sizes are measured
在實驗方面,利用現有高溫超導磁懸浮測試系統對不同場冷條件下不同尺寸高溫超導體的準靜態導向性能進行了測試。For hts maglev vehicle, cylindrical bulk superconductors with the thickness of 25mm are better to provide enough guidance force and keep enough levitation height when they are field cooled above the ndfeb guideway. the trapped flux ability of superconductors is influenced by the weak links and critical current density and can be reflected by the levitation force. it has no direct relationship with its density
超導體塊材自身的密度跟它的俘獲磁通能力之間並沒有直接的聯系,影響超導體俘獲磁通能力的是超導材料內的弱連接和材料的臨界電流密度,而超導體在一定外場下受到的懸浮力能夠在一定程度上反映出它的俘獲磁通性能。Delledonne and colleagues demonstrated that, in soybean cell suspension, the efficient induction of hypersensitive cell death requires a balance between rois and no production
Delledonne等揭示在蠶豆懸浮細胞中誘導細胞超敏感死亡需要no和rois的產生有一個平衡。At first, the interactions of hts permanent magnet and applied field are studied, that is the levitation force of ybco bulks over the ndfeb guideway and the influences of the applied field to the hts permanent magnet. secondly, the pulsed field magnetization properties of ybco bulks are studied. at last, the influence of the sample ' s thickness, shape as well as the density to the levitation force over the ndfeb guideway and the trapped flux of ybco bulk are studied
文中主要研究了高溫超導永磁體在外場下的受力狀況以及外場對其內部磁通量的影響、高溫超導ybco塊材在不同脈沖場下的俘獲磁通特性以及超導體塊材自身的厚度、形狀、密度等參數對其在外場下受到的懸浮力和俘獲磁通的影響。Based on the intrinsic magnetic flux pinning, this new and simple magnetic levitation yields several possible applications, among which is the high - temperature superconducting magnetically levitated train. the guidance performance is of vital importance for a magnetically levitated train
這一塊狀高溫超導體固有的性質帶來了多種可能的磁懸浮應用,較為引人矚目的便是基於高溫超導塊材和外磁場相互作用的高溫超導磁懸浮列車。The static and dynamic characteristics are measured and analyzed, the hybrid superconducting magnetic bearing system can run safely at high speeds up to 9, 6000rpm, with large scope stability, which reach the performance object of the initial design
首次在國內實現了高溫超導混合磁懸浮軸承高速運轉,運行轉速為9 , 600rpm ,具有大范圍穩定性,達到並超過了本論文工作的設計性能指標。分享友人