磁化率計 的英文怎麼說

中文拼音 [cíhuàlǜjì]
磁化率計 英文
magnetic susceptibility meter
  • 磁 : 名詞1. [物理學] （磁性; 能吸引鐵、鎳等的性質） magnetism 2. （瓷） porcelain; china
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 計 : Ⅰ動詞1 （計算） count; compute; calculate; number 2 （設想; 打算） plan; plot Ⅱ名詞1 （測量或計算...
  1. The regional stratigraphic petrophysiacl column, which includes density, magnetic susceptibility, remanent magnetization, electrical resistivity and chargeability, has been set up to help geophysical survey in hebei province

    摘要主要介紹河北省區域地層密度、磁化率、剩磁強度、電阻率、極化率物性柱的特徵，其地層物性統計表可供河北省境內的重力、磁法、電法勘查使用。
  2. Using the particle - in - cell ( pic ) model, a 8 millimeter relativistic backward wave oscillator underlying superradiance mechanism was gotten, the influence on both operation frequency and radiation efficiency of the guiding magnetic field, the diode voltage, the beam current and the beam radius as well as the corrugation structure were also presented

    採用pic方法，通過數值模擬優化設計了超輻射狀態下的8毫米相對論返波振蕩器，分析了引導磁場、二極體電壓、電子束流、電子束半徑、周期慢波結構等對器件的輻射功率及輻射效率的影響。
  3. It is the main purpose of this paper to calculate the energy splitting of ground state and excited states induced by thermally assisted quantum tunneling. first, a brief introduction is given for the theoretical and experimental studies on the magnetic macroscopic quantum effects. then, spin tunneling in a uniaxial ferromagnetic particle in transverse magnetic field is converted to a pseudoparticle moving in effective double - well potential with the help of the effective potential description of quantum spin systems developed by ulyanov and zaslavskii. finally using the periodic instanton method we evaluate the transition amplitude, energy shift and prefactor of wkb exponential and the energy splitting of ground state and the tunneling rate for excited states induced by thermally assisted quantum tunneling are obtained

    文章首先對磁性宏觀量子效應的理論和實驗方面作了簡單介紹，然後藉助于ulyanov和zaslavskii發展的一種等效勢描述方法，把外磁場沿難磁化軸方向時的自旋隧穿約化成在等效雙勢阱中運動的粒子，利用瞬子方法給出基態能級劈裂，最後利用周期瞬子方法分別計算了隧穿幅、能級移動以及wkb前因子，從而給出由於熱助量子隧穿引起的激發態的隧穿率。
  4. 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 ）正常態金屬小粒子的電子熱容和順磁磁化率。 （ 2 ）在平均場近似下，計算了超導金屬小粒子低溫區的電子熱容。 （ 3 ）在靜態路徑近似下，計算了超導金屬小粒子轉變溫區的電子熱容。
  5. The control tactics of space voltage vector are investigated, and the simplified algorithm which judges the sector location of reference vector and calculates switch operation time is put forward. by analyzing the current hysteresis control, the relation between switch frequency, and hysteresis bandwidth and input inductance of pwm rectifier is deduced. by applying instantaneous power theory, the principle of pwm rectifier power control is analyzed, and the direct power control by matlab toolbox through estimating active power and reactive power with virtual flux is realized, and the simulation results prove that it is correct

    對常用空間電壓矢量控制策略進行分析，提出了給定參考矢量所在區間判斷的簡化方法，以及電壓矢量作用時間的求取方法；分析了電流滯環控制策略，推導出開關頻率與滯環帶寬以及整流器輸入電感之間的關系；應用瞬時功率理論分析pwm整流器功率控制原理，通過虛擬磁鏈估計有功功率和無功功率，用matlab實現了直接功率控制，並驗證了該控制方法的正確性。
  6. By successful solution of non - linear magnetic fields and revision of the program, we can reach following conclusions : in the computation of nonlinear magnetic fields, if iteration method is used, under - relaxation is necessary when amending the permeability distribution in soft magnetic materials ; and when < wp = 5 > calculating the equivalent current density in permanent magnets, under - relaxation is not a necessity ; when searching for permeability values by interpolation method on the demagnetization curve of soft magnetic materials, if a fixed saturation point is set, around this point an abrupt change of permeability values will be obtained ; this sudden change may cause a little problem in the smoothness of magnetic field distribution ; because the magnetic circuits of microwave tubes are too complicated, in the author ' s view, to describe the working state of a magnet system, the working points of magnets can not do it properly but average energy production of magnets will serve ; as to indicate the quality of a magnet system design for microwave tubes, the efficiency of magnetic energy utilization will be a very good criterion

    由此得出結論，在非線性磁場計算中：採用迭代法的情況下，在各迭代循環之間進行磁導率修正時，一個欠鬆弛迭代過程是必需的；對永磁體中的等效電流修正時可以不作欠鬆弛迭代；在純鐵的磁化曲線上指定某一個固定的磁感應強度為磁飽和值，會使得插值求出的磁導率在該磁飽和值附近有一突變，這一突變對計算結果中磁場分佈變化的光滑性稍有影響。在微波管磁系統設計中，由於微波管磁路比較復雜，作者認為磁體的工作點並不能很好地反映磁體的工作狀態，而採用平均磁能積為衡量磁體工作狀態的標準更加符合微波管磁系統的實際情況；要表示磁系統設計好壞的程度，則用磁能利用的效率為標準更好。
  7. Through measuring and comparing the magnetic susceptibility dates of loess profile in guanzhong plain, and according to regression equation the temperature, precipitation, the climate elements in this area were calculated

    摘要通過測定和對比關中黃土剖面的磁化率數據，依據磁化率與溫度、降水量回歸方程，對該區全新世氣候要素進行了計算。
  8. The innovation in this paper is list below ( 1 ) use rectangle - shape pipeline so that the inducing electromotive force could be enhanced ; ( 2 ) use alternating current whose frequency is adjustable to induce the magnetic ; ( 3 ) make the flowmeter intelligent by use the microprocessor ; ( 4 ) finish designing the ls flowmeter with utra - low power consumption

    本文的創新之處在於採用矩形測量導管大大增加微流量條件下的感應電動勢；採用輸出頻率可調的正弦波電流作為勵磁電流達到消除50hz頻干擾和減少正交干擾的目的；利用單片機等高端現代電子產品實現了電磁流量計的高度智能化及設計出真正的超低功耗的、可用干電池長期供電的ls旋轉流量計。
  9. Based on the deposital velocity of the magnetic strata unit, the paper has worked out the velocity of the genetic unit of the basin utilizing the vertically evolutive map

    以磁性地層單元內的沉積速率為基礎，結合靜43 - 67井的垂向沉積相演化圖，計算出斷陷湖盆成因相的沉積速率。
  10. Characters of the flow field of molten metal in mhd caster are s imulated and analyzed by means of numerical simulation. relationship between flow field of molten metal and the number of magnet poles, arrangement of magnet pole s, rotating velocity of magnetic field as well as helical arrangement of permanen t magnets is revealed. it can be used as reference for optimizing design of perma nent caster

    利用數值模擬對不同磁場條件下的永磁鑄機金屬液流場特徵進行了模擬分析；揭示了金屬液流場與永磁體極數、磁極排布方式、磁場旋轉速率以及永磁體螺旋式排布之間的關系，為永磁鑄機的優化設計提供了參考依據。
  11. Comprising 50249 density data, 11374 magnetic susceptibility data and 8889 remanent magnetization data, the regional stratigraphic physical column column based on stratigraphic regionalization has been set up to guide geophysical survey in jiangxi province, southern china

    摘要對巖礦石50249個密度、 11374個磁化率、 8889個剩磁強度數據，以江西省及其地層區、地層分區為研究區，以構造層、年代地層為單元進行區域地層物性的統計，結果為該區的區域物探、礦區物探工作提供基礎。
  12. To obtain the mechanism, we find the temperature " contribution to the magnetic anisotropy. the change of the temperature have a main effect on the occupied probability to all the energy levels. to the diverse crystal site, the probability is not identical

    為進一步分析ergag石榴石磁性各向異性的產生機理，我們計算溫度的變化對ergag磁化的貢獻，發現溫度的變化對不同方向磁化的影響也很大，溫度的變化影響了離子占據能級的幾率，並且沿不同磁化方向，對不同晶座，溫度的影響也有著不同的差異。
  13. The simulation results show the existence of both limits and optima for the studied parameters, related to the stable operation and the maximum efficiency, respectively. underlying the conditions that the longitudinal guiding magnetic field is 1. 8t, diode voltage is 250 kv, the impedance is 150, we got a peak power as high as 100 mw for the tm01 mode at 38ghz

    經優化設計，本文給出了一個相對論亞納秒毫米波返波振蕩器的物理模型，在引導磁場為1 . 8t 、二極體電壓為250kv 、阻抗為150的情況下得到了超輻射狀態下輸出微波峰值功率為100mw 、中心頻率為38ghz 、模式為tm _ （ 01 ）模的微波輻射。
  14. According to the theory of technic magnetization and the conclusion above, we set up the connection between stress and magnetism conductance, then bring forward basic conception and method of stress detection which are based on the phenomenon of magnetism - stress coupling, investigate mechanism of stress detection, in conclusion scheme out a new system of stress inspection which is based on the phenomenon of magnetism - stress coupling, which establish the base of theory of engineering application

    通過以上的研究結論，並結合技術磁化理論，初步建立了應力和磁導率之間的關系。同時，結合磁路理論，提出了利用磁力耦合原理進行應力檢測的基本概念和方法，研究了相應的檢測機理，設計出了一種新的磁力耦合應力檢測系統，為工程應用奠定了理論基礎。
  15. These methods have many problems to the design and numerical number analogy of electric wire. electric potential and electric eddy - current detector, such as the wire size, the wire core type ( solid core or twisted line ), the wire core conductivity, the magnetic permittivity and the optimize match of the detector ' s form, are n ' t made an incisive analysis

    這種方法對電線電位電渦流透視探頭的設計和數值模擬中的很多問題，如線徑大小，線芯類型（實芯、絞線） ，線芯電導率，磁導率與探頭形狀的優化匹配等問題，還不能透徹分析。
  16. 1. nizn ferrite was developed for using in mini high frequency dc - dc converters and inductors. we measured and analysed the parameters of the nizn ferrite, which we concern about when designing the dc - dc converter. 2. the low loss sample of nizn ferrite were chosen for design - optimization of the high frequency transformer. based on the relevant theoretical researches, the loss properties of the magnetic core material and winding were analyzed in this thesis

    因此，以nizn功率鐵氧體材料為開關電源芯材為基礎，並優化各種開關電源的設計已成為國際上的熱點和技術瓶頸，本論文正是以上述背景為研究目標而開展工作的，主要進行的工作和創新有: 1 .對研製的新型高頻低功耗的功率nizn材料進行參數的測試，並針對dc - dc變換器設計關心的參數對芯材特性進行了分析，選擇在特定頻率下，功耗較小的nizn材料磁芯樣品作為變壓器優化設計的預備磁芯。
  17. According to character of the magnetic data and susceptibility observation values, the thesis analyzes and deals with them by some reasonable methods, for instance the wavelet eliminating noise, the stepwise separated operator separating regional and local magnetic field, the foreboded statistics method distilling susceptibility background value

    處理磁測和磁化率觀測值時，給出的多種合適的方法（如小波去噪方法、分離區域磁場和油氣局部磁場的逐次分離運算元以及提取黃土磁化率背景值的先驗統計提取法等）使數據的有效性顯著提高。
  18. Basic structural parameters of magnetic bearings are analyzed and principles of selecting these parameters are introduced. basic characters of magnetic bearings are analyzed, including static working point, the largest magnetic force and power losses etc. assigning maximal magnetic force as objective function, the optimal design of radial magnetic bearing in magnetic levitated hard disk drive is completed, and the results of optimal design are presented

    對磁力軸承的基本結構參數進行了分析，闡述了這些參數的選用原則；對磁力軸承的幾個基本特性進行了分析，包括靜態工作點、最大承載力、功率損耗等；以最大承載力為目標對磁懸浮硬盤的徑向軸承進行了結構優化設計，並對優化結果進行了分析。
  19. For decreasing bulk, weight and simplifying control circuit of the system, this article has made integral design for main power converter, excitation power circuit and hardware and software circuit

    為了減少系統的體積、重量及簡化控制電路，本文對系統的主功率變換器、勵磁功率電路和硬、軟體控制電路進行了一體化設計。
  20. When the integral equition method is applied to calculate the inductive magnetic field of the main deck model of a vessel, we use equivalent susceptibility to make the steel divisions under the deck into several solid steel units, so that the computation elements will be reduced and computing speed will be raised

    摘要利用積分方程法計算艦船主甲板模型的感應磁場時，將甲板下的鋼質網格部分應用等效磁化率的概念使其化解成為數不多的鋼質實心體單元，從而使計算時剖分單元大為減少，計算速度提高。
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