induction field 中文意思是什麼

induction field 解釋
【電學】感應磁場,感應電場。

  • induction : n 1 引入,誘發,誘導(作用)。2 【邏輯學】歸納法,歸納推理 (opp deduction)。3 就職,就職典禮;...
  • field : n 菲爾德〈姓氏〉。n 1 原野,曠野;(海、空、冰雪等的)茫茫一片。2 田地,牧場;割草場;〈pl 〉〈集...
  1. The induction of the mixed films of 9 bacteria is like that in field. 5. through extracting the tunic of styela plicata and s. canopus, we found their dissolvable extracts can induce the settlement and metamorphosis of s. canopus larvae

    對皺瘤海鞘( styelaplicata )和冠瘤海鞘被囊進行了初步的抽提,發現所制得的水溶性抽提物能顯著地促進冠瘤海鞘幼體的附著和變態。
  2. This dissertation is the result of the research and development of a speed - sonserless field - oriented controller ( foc ) system of induction motor

    本論文的研究目標是感應電機無速度傳感器矢量控制系統的實現。
  3. There is computer, induction cooker, printer, mp3, hand computer and fittings in electron field

    電子產品主要有電腦,電磁爐,印表機, mp3 ,筆記本電腦,電腦配件等。
  4. Being a method of time - domain electrical magnetic surveying, the transient electromagnetic method ( tem ) can transmit first pulse electromagnetic field to underground making use of loop or electrical source and receive secondary induction field during of the pulse intermission

    瞬變電磁法是一種時間域電磁測量方法,是利用不接地回線或接地線源向地下發送一次脈沖磁場,在一次脈沖磁場的間歇期間,採用不接地線圈接收感應二次磁場。
  5. As the single rectangular coil is the routine induction probe, the system is simulated based on the theory of a - v - a. the perfect induction field is studied. the corresponding relations between the slots and the field are also analyzed, as well as the measurement scale is given here

    )描述下交變磁場測量技術單矩形線圈激勵形式下的數值模擬模型,從場量檢測的角度出發,分析了無缺陷情況下該系統的電磁場分佈特性,以及有缺陷情況下缺陷與場分佈的對應關系以及缺陷檢測的數值范圍。
  6. Next, in order to comprehand the electromagnetic characteristics and the dynamic characteristics of the new type of magnetic micromotors, the dissertation applied the concept of the magnetic scarlar potential of the irrotational magnetic fields and set up the mathmatic model for the inner magnetic field of the new type of motors from the basic equations and the boundary conditions of the motor magnetic field. oh the basis of the mathmatic model, the dissertation analized the various qualities of the magnetic field of the air gap between the rotor and the stator and gave a detailed calculation of the air gap ' s magnetic potential, magnetic field intensity, magnetic induction, the shape of the magnetic scarlar potential level surface, the distribution of the magnetic circuit, the magnetic induction the self - inductance and the mutual inductance of the coils

    其次,為全面了解這種新型電磁電機的電磁特性和動力特性,本文從電機磁場的基本方程及其邊界條件出發,應用無旋磁場的標量磁位概念,建立了端面搖擺式電磁微電機內部磁場的數學模型,並以此為基礎,詳細分析了電機氣隙磁場的各方面性質,對氣隙磁場的磁標位、磁場強度、磁感應強度、等磁位面形狀、電機工作磁路的分佈、電機的工作磁通量以及激勵繞組的自感和相互之間的互感進行了詳細的分析計算。
  7. The induction of our sale, installation is automatic door series product, breed is all ready, norms diversity, construction is careful, vestibular design program innovates, the price is reasonable, after service system is perfect, get the praise highly of broad user and love, the product applies extensively at each big field : line of business of hotel of system of financial system, wealth tax system, public security organs, real estate, guesthouse, shopping centers, wholesome system, education system, newsletter ; participate in early or late completed numerous and major project : na yuan restaurant, overseas chinese restaurant, baud is graceful center, elegant hospital of dagger er group, ao kesi group, golden field group, green city group, shen zhou group, yin continent people, yin ; be appointed to be door of linkage of exchequer special type to order an unit surely by bank of zhejiang province people

    我們銷售、安裝的感應自動門系列產品,品種齊全,規格多樣,施工精細,門廳設計方案創新,價格合理,售後服務體系完善,深受廣大用戶的推崇與喜愛,產品廣泛應用於各大領域:金融系統、財稅系統、公檢法系統、房地產業、賓館酒店、購物中心、衛生系統、教育系統、通訊業等;先後參與完成了眾多重大工程:南苑飯店、華僑飯店、波特曼中心、雅戈爾集團、奧克斯集團、金田集團、綠城集團、申洲集團、鄞洲人民醫院、鄞洲第二人民醫院、歐尚購物中心、麥德龍購物中心、天一廣場、萬達廣場、鄞州體育館、寧波大學、諾丁漢大學、慈溪市政府、北侖區行政中心… …被綠城集團、雅戈爾集團、奧克斯集團、民生銀行、深發銀行、交通銀行、光大銀行等指定為定點服務單位;被浙江省人民銀行指定為金庫特種聯動門定點單位。
  8. Pesticide - guidelines for the field efficacy trials - part 131 : chemical induction of male sterility induce male yeld in wheat

    農藥田間藥效試驗準則二第131部分:化學殺雄劑誘導小麥雄性不育試驗
  9. Based on researching the shaft bearing replacer, this paper built the models of electromagnetic field and vortex density in bearing race snap being induction heating

    摘要在研究軸承內環感應拆裝的基礎上,建立了感應加熱過程中工件內電磁場和渦流分佈的基本方程。
  10. The stresses and nonlinear deformations of thin strip - plate with two simply supported edges under the coupled action of the electromagnetic field arid mechanical load are calculated, the magneto - elastic effects on thin current - carrying strip - plate by the side current and electromagnetic induction density are studied

    由此計算分析兩邊簡支條形薄板在電磁場和機械載荷耦合作用下的應力與變形,研究側向電流和外磁場強度對載流條形薄板的磁彈性效應。
  11. Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively

    本文對大圓環直線感應電機進行了深入細致研究,內容包括: ( 1 )本文採用有限長行波面電流作用於有限長鐵芯上的模型,引用了氣隙磁場一維解,研究了單層繞組磁場,奇數極半填槽雙層繞組在採用整距和短距時磁場的分析、比較,簡單介紹了二維解; ( 2 )用有限元軟體ansoft對大圓環直線感應電機空載氣隙磁場進行了靜態分析,並分析了結果; ( 3 )用軟體進行了額定電壓下的瞬態分析,得到了轉矩,位移,轉速隨時間變化曲線圖,利用單極性霍爾元件測定轉速並與軟體計算結果進行了比較,採用等效電路法計算了堵轉時的最大電磁力並做實驗進行了驗證,由實驗測得了三相電流波形,並與計算結果進行了比較,對其不對稱性進行了定性分析。
  12. The hwtx - i gene was chemically synthesized according to its known cdna sequence, the gene was inserted into vector ppic9k which contained aoxj promotor and the sequence of a secreting signal peptide - a - factor, the cloning ppic9k / hwtx - i was constructed and confirmed by two - step pcr and dna sequence analysis, then it was transformed into host strain gs115, a his + muts cell line was screened and multicopy transformants were screened by various g418 concentrations, the multicopy transformant was named gh1. gh1 was cultivated in flasks. after 6 days of induction by 0. 5 % methanol, the supernatant was checked by 16. 5 % tricine - sds page, which showed there was a band in the position of 3. 5 - 6. 1kd, then it was isolated and desalted by ultrofiltration followed by ion exchange of cm column, after reverse phase hplc of ci8 and vacuum drying, the purified rhwtx - 1 was obtained which was proved to be correct recombinant hwtx - i by tricine sds - page, maldi - tof mass spectrometry, amino acid composition analysis, the n - terminal amino acid sequence and its biological activity, the final field of the purified rhwtx - i was about 80mg / l, accounting for 23. 6 % of it total secretory proteins

    將帶有hwtx -基因的ppic9k經blgii線性化后,轉化酵母宿主菌gs115原生質體后經篩選陽性克隆並經表型鑒定為his ~ + mut ~ s酵母菌,進一步用遺傳毒素g418篩選多拷貝的轉化菌株,命名為gh1 ;將gh1甲醇酵母菌用0 . 5的甲醇誘導表達,發酵上清經90飽和度的( nh _ 4 ) _ 2so _ 4沉澱, yw - 3 ( mwc03000 )的超濾膜超濾,再經cm陽離子交換, c _ ( 18 )反相hplc純化得到分子量為4kd左右的組分,其中4289 . 05的組分經質譜鑒定,氨基酸組成分析和序列測定為正確的表達產物,生物學活性表明其活性為天然毒素活性70 % ,表達量為80mg / l 。
  13. Induction heater is the main part of the electromagnetic induction heating, it determines the heating efficiency and power distribution. this article designs and analyzes the induction heater and magnetic flux field concentrator

    感應器是電磁感應加熱的重要部分,對感應加熱的效率和能量分佈起決定性作用,磁通集中器的設計直接關繫到系統加熱效率。
  14. According to the electromagnetic induction principle, the magnetic field of induction cable of the two communication systems is analyzed, the system parameters is caculated and the system feasibility is being demonstrated

    從電磁感應基本原理出發,對兩種通信系統感應線的電磁場進行了分析,計算了系統相關參數,對系統的可行性進行了論證。
  15. The paper establishes mathematics model of electromagnetic heating system of eddy current field and temperature field, and gives corresponding discrete format with elements as eight nodes, hexahedron equal cell, through calculating eddy - current field to gain the internal heat source that the temperature field needed, to use discrete method to solve the problem of induction - heating part ' s temperature field by axial symmetrical electromagnetic, and then to analyze the characteristic of instantaneous temperature field

    本文建立了電磁加熱系統的渦流場和溫度場間接耦合的數學模型,分析了不同頻率下渦流和溫度的分佈情況,並以八節點六面體等參元為例給出了渦流場對應的離散格式,通過計算渦流場獲得溫度場所需要的內熱源強度,加熱部件的溫度場以軸對稱格式進行離散求解,並對瞬態溫度場有限單元法的求解特點進行了分析。
  16. The resistance and leakage inductance of ten slots are calculated according to the calculation result of non - linear electromagnetic field of the induction machine with compound cage rotor

    根據復合籠條轉子感應電動機一對極下的非線性時變場的求解結果,計算了10個槽的電阻和漏感。
  17. Motion control is a comprehensive subject. modern ac drive is a important embranchment in the field of motion control. however, it is difficult to rea1ize high - performance ac drive systems because induction motors are a kind of strongly - coupled nonlinear system with many variables and the torque is not easy to control. with vector control technology decoupling and torque control of ac motor are solved. the basic idea of vector control is that three - phase system is equiva1ent to two - phase system by coordinate transformation and it realizes the decoupling between field current and torque current of the stator in order to control the flux and current respectively, thus induction motor can be considered dc motor and high performance is achieved easily. with the progress of electric and electronic technology and the development of computer, high - integrated special modules and high - precision digital signal processor ( dsp ) are applied to ac drive so that vector control has been developed rapidly

    但是高性能的交流調速系統實現很困難,這是因為交流電機是多變量、強耦合的非線性系統,不易實現高性能轉矩控制。矢量控制技術則解決了交流電機解耦與轉矩控制問題,其基本思路? ?應用坐標變換將三相等效為二相,實現定子勵磁電流分量與轉矩電流分量之間的解耦,達到對交流電機磁鏈與電流分別控制的目的,交流電機等效為直流電機實現高性能調速。隨著電力電子技術的進步,計算機技術飛躍發展,高度集成的專用模塊和高精度的數字信號處理器應用於交流傳動系統中,促進矢量控制迅猛發展,日趨成熟。
  18. Space vector control according as ac induction motor two - axis theory speed separates the stator current into two components. one is the torque component ; the other is the flux component. a structure similar a dc machine structure where torque and field can be controlled independently is given

    矢量變換控制是以交流電動機的雙軸理論為依據,在同步旋轉坐標系中把定子電流矢量分解為兩個分量:一個分量與轉子磁鏈矢量重合,稱為勵磁電流分量;另一個分量與轉子磁鏈矢量垂直,稱為轉矩電流分量。
  19. The electromagnetic field theory and the variation method is applied to found the 2d mathematics model during the process of starting of the induction machine with compound cage rotor. the dispersion, element analyse and collectivity composing of time - variation field are given

    利用電磁場理論和變分法建立了復合籠條轉子感應電動機起動時二維電磁場的數學模型,給出了正弦時變場單元分析過程和離散格式以及最終的總體合成方程。
  20. A phenomenon called self - induction is at work here : as the current oscillates, the magnetic field around the wire changes, too, inducing voltages that slow the oscillation

    這里運用了一種自感現象:當電流振?時,金屬線周圍的磁場也會改變,產生使振?減慢的電壓。
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