electromagnetic coil 中文意思是什麼

electromagnetic coil 解釋
電磁感應圈
  • electromagnetic : adj. 電磁的。
  • coil : vt vi 卷，盤繞，（把…）盤[卷]成一圈 （up）。n 1 （一）卷，（一）盤，（一）圈。2 螺旋管，蛇管。3 ...
  1. As a result, the electromagnetic field intensity is changed accordingly and fluctuating current in the damper coil is created. damping force is mostly produced because of the phase difference between fluctuating current and displacement of rotor. the formulas of fluctuating current and damping coefficient are deduced theoretically, and the calculated results are consistent with the experimental results

    通過分析發現電磁阻尼器線圈內由於轉子渦動時變化的磁場而產生的波動電流與轉子位移間的相位差是產生阻尼的主要原因，推導了波動電流、阻尼系數的計算公式，並通過實驗展示了被動式電磁阻尼器的阻尼效應。
  2. Induction heated oil tempered spring wire is a kind of new technical material which has been developed since 1980s. it can be heated by means of eddy induced into itself through electromagnetic coil and this method is mainly used in surface quenching. with correct designing and reasonable current frequency, induction coil and heat treatment process selected, as well as plc controlling applied, the wire can be uniform heated along cross - sectional and longitudinal direction and can be quenched and tempered continuously

    應加熱油淬火-回火彈簧鋼絲，是二十世紀八十年代發展起來的新技術材料，在國外稱為itw induction heat oil tempered spring wire 。是通過線圈電磁感應鋼絲本身產生的渦流進行加熱，通常主要用於表面淬火。經正確設計，選擇電流頻率，合理的感應線圈及熱處理工藝，並實施plc控制，可使鋼絲整個截面及長度上得到均勻加熱，進行連續整體淬火和回火。
  3. Numerical analysis of the electromagnetic field caused by the eddy - current transducer the dissertation calculates the field caused by the solenoid coil with a finite - length ferrite core carrying time - harmonic current by the finite element method

    二、渦流傳感器電磁場數值分析本文採用有限元數值分析方法計算了含有有限長磁芯的放置式線圈的屯磁場。
  4. A circuit element, typically a conducting coil, in which electromotive force is generated by electromagnetic induction

    扼流圈通常是一個電感線圈，但電感線圈不一定都是用做「扼流」 。
  5. The problem about neutral - point - grounding mode is an all - around technical problem which associated with not only power system reliability ， insulation coordination ， electromagnetic interference ， but assault safety 。 in china ， the neutral grounding modes of the 10kv net involved of none grounding, grounding by arc suppressing coils, resistance grounding or reactance grounding in the past 。 with the development of civic power network ， low resistance grounding mode was used to restrain the over voltage, particularly in guangzhou, shanghai ， beijing ， and zhuhai etc. it was reported that the over - voltage level of low resistance grounding mode is lower than that of arc suppressing coil mode, but the operation carried out the other way 。 at substations in guangzhou and shanghai it was found that the low resistance grounding mode is successful 。 but in some areas ， such as zhuhai ， substations grounding with low resistance revealed some problems ， including power supply reliability rapidly dropping ， transmitting line often tripping ； and person safety being threatened 。 so interiorly the grounding mode selection of the 10kv network was disputed, which mainly focused on the fault form of 10kv net grounding, the apply area of suppressing arcing coil grounding mode, power supply reliability level of the two modes, person safety, communication interfere and the workload of maintenance

    爭議點主要是在10kv電網接地故障的形式、消弧線圈接地的應用范圍、兩種運行方式供電可靠性的高低、人身安全、通訊干擾和運行維護工作量等諸多方面。 11 17本論文就是針對以電纜為主的城區10kv電網中性點接地方式的選擇問題進行研究。論文首先對10kv電網的中性點運行各種方式進行分析，比較各方式的特點，然後以重慶儲奇門變電站10kv電網的實際參數來建立數值計算模型，在考慮了電網接地電容電流變化、中性點電阻取值大小、接地點接地電阻值變化等多種影響因素的情況下，對中性點經消弧線圈接地和經小電阻接地方式下電網的過電壓水平和接地點短路電流大小進行了數值計算，其計算結果與電科院所作現場試驗進行了比較。
  6. Based on the electromagnetic theories, this dissertation presents analytical method to solve the magnetic field caused by the air - cored solenoid coil

    本論文從電磁場理論出發分析了空心圓柱線圈的磁場，並利用矢量磁位求出了線圈的電感。
  7. Based on the electromagnetic theories, this dissertation presents an analytical method to analyze the el ectromagnetic field caused by the solenoid coil with ferrite core that is popularly used in eddy - current non - destructing test ( not )

    本論文從電磁場理論出發，應用解析方法分析了渦流無損檢測用帶磁芯的放置式線圈的阻抗，並利用數值方法和實驗驗證了分析結果。
  8. Conductivity reconstruction, one kind of electromagnetic measurement, reconstructs conductive property distribution of the biological tissue exposed to electromagnetic fields by measuring the fields around it. this thesis presents the application of improved genetic algorithm to reconstruct the conductivity distribution of stratified biological tissue by measuring the change of impedance in the coil

    本文主要研究在載流線圈作用下，通過測量生物組織產生的二次場對線圈阻抗的改變，應用改進的遺傳演算法重構分層生物組織各層電導率和厚度的方法。
  9. Measurement of total discharge in open channels - electromagnetic method using a full - channel - width coil

    明渠中總流量的測量.使用全渠寬線圈的電磁法
  10. ( 2 ) analysis magnet field is realized by maxwell 2d on finite - element of electromagnetic field analysis. inductance of coil as well as electromagnetic force was calculated by means of it

    （ 2 ）利用ansoft軟體中的maxwell2d磁場有限元分析軟體進行電機磁場分析、靜態電磁力的模擬計算以及電機線圈自感的計算。
  11. 2. after the electromagnetic coil has been vacuum and sealed in, then coverd the insulation shield, in order to increase heat conduction capacity and machinery strenth, conteol temperature rise and buzzer noise, and resist dampness and 8kv crest voltage thunder strucked

    2電磁線圈真空浸漆封閉后再套絕緣護套，即了熱傳導能和和機械強度，抑制了溫升和蜂鳴噪音，抗潮防濕，可抗擊8kv峰值的雷擊電壓。
  12. Sb2011 precise decade inductance box adopts loop inductance coil, emc screen, special temperature compensation structure, aging technology, and whole - seal moistureproof measure therefore, it possesses many special characteristics, such as strong anti electromagnetic capability, little effect by humidity and temperature, perfect stability, reliable performance, strong adaptability, novel structure, and easy to operate

    Sb2011型精密十進位電感箱採用鐲環形電感線圈及電磁屏蔽，獨特的溫度補償結構與老化處理工藝並採取全封閉式的防潮措施，具有抗電磁干擾能力強、受濕度與溫度影響極小、穩定性好、性能可靠、適應性強、結構新穎、操作方便等獨特優點。
  13. Non - destructive testing ; electromagnetic methods ; representation and general characteristics of test coil assemblies

    無損檢驗.電磁法.第3部分:試驗線圈組件的表示法和一
  14. The explanation for this “ spooky action at a distance ” ( to borrow a term from quantum mechanics ) is that a grid of wires underneath the screen emits an electromagnetic field that causes a coil inside the pen to oscillate at a resonant frequency

    這種幽靈似的超距作用（從量子力學借來的術語） ，是因為螢幕下方的柵極線路會發出電磁場，讓專用筆內部的線圈以某個共振頻率振蕩。
  15. Secondly, methods of improving on probe are investigated in detail : using the electromagnetic shielding effect to decay the direct - coupled magnetic field and using the dual probe to control the energy flow, so as to make the probe to be shorter ; designing 3 - d pick - up coil array to increase detection sensitivity. at last, experiment system is set up to verify the simulation result and the comparing result shows simulation result agrees with experiment result

    其次，對改進傳感器性能的幾種方法進行了詳細研究:利用電磁屏蔽效應以衰減在直接路徑上的磁場傳播、採用復式探頭激勵方式以實現能流控制，從而減小傳感器體積，模擬證實這兩種改進方案有效;設計三維周向檢測線圈陣列以提高缺陷檢測靈敏度，模擬結果證實三維探頭的周向靈敏性。
  16. Utilizing electromagnetic principle, high frequency signal after amplifying output through interaction coil, as the container with compound aluminium tinsel in inner cap pass through the intercationcoil, immediately generate eddy current heat, make the aluminium tinsel side glue closely with bottle mouth, reach the purpose of airtight sealing

    利用電磁感應原理，高頻信號經放大後由感應線圈輸出，當內蓋裝有符合鋁箔墊片的容器經過感應線圈時，既產生渦流發熱，使鋁箔面與瓶口緊密地粘合，達到氣密封口的目的。
  17. Using maxwell electromagnetic equations, by solving the boundary - value problem of magnetic vector potential, analytical expression to impedance increment of the solenoid coil in eddy current testing of the medium in half space was given. theoretical result was modeled in computer. results showed the validity and feasibility of the model

    利用maxwell電磁方程組，通過求解矢量磁位的邊值問題得到了矢量磁位的解析解，進而導出了媒質上方放置式空心線圈的阻抗增量解析式，並對阻抗變化表達式進行單層板厚度和三層板間隙的檢測模型進行了模擬。
  18. However flux leakage is really exist, calculation through formular analytic method has more error, so electromagnetic field analysis is made by using finite element method ( fem ) in ansys7. 1 / multiphysics and ansys / emag programs. typical quantities of interest in a magnetic analysis are available such as magnetic flux density, magnetic field intensity, magnetic forces, power loss and flux leakage in the system of magnetic levitation. then gain the current in the coil which control levitation gap when the stage is stable

    由於存在漏磁，用公式的解析法計算有很大的誤差，因此本文採用有限元法（ fem ）來計算磁懸浮系統磁場分佈，從而計算磁力，通過用ansys7 . 1軟體進行有限元電磁場分析計算，得到平臺穩定懸浮時電磁線圈所需電流、懸浮氣隙等控制參數，由於設計的磁懸浮系統為非軸對稱結構，採用2d磁場分析有一定的誤差，而採用3d電磁場分析更接近實際。
  19. Current transformers are nonreplaceable in the field of protection and measurement for decades, but the electromagnetic current transformers can not meet the development of the electric power system for the reasons of magnetic saturation, ferro resonance, little dynamic range, narrow service band and so on 。 with the popularization of microcompute, it will be irreversible to apply microcompute in the protection and measurement, the equipments do not need the current transformer with high power, so the rogowski coil can apply on the field of protection and measurement

    電流互感器在繼電保護和電流測量中的作用長期以來具有不可替代的地位，但電磁式電流互感器所固有的磁飽和、鐵磁諧振、動態范圍小、使用頻帶窄等都難以滿足電力系統發展的要求。隨著微機的普及，在繼電保護和測量中應用微機已是不可逆轉的潮流，設備已不再需要高功率輸出的電流互感器，因此可以選用rogowski線圈作為低電壓輸出要求的電流測量和繼電保護應用。
  20. In order to decrease heating of driving coil, the structures of electromagnetic circuit and offset magnetic circuit in actuator are carried out design calculation and experimental study, and the shapes of them are optimum designed. the effect of

    研究了驅動線圈的發熱對執行器的微位移精度的影響，在驅動線圈內部設計了冷卻水箱以抑制其發熱，給出了冷卻水流量的計算公式，閑除了冷卻水循環系統；以所u的磁場與位移感知型超磁致伸縮微位移執行器為核心，構成其微位移驅動系統。
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