電流方向 的英文怎麼說

中文拼音 [diànliúfāngxiàng]
電流方向 英文
current direction
  • 電 : Ⅰ名詞1 （有電荷存在和電荷變化的現象） electricity 2 （電報） telegram; cable Ⅱ動詞1 （觸電） give...
  • 流 : Ⅰ動1 （液體移動; 流動） flow 2 （移動不定） drift; move; wander 3 （流傳; 傳播） spread 4 （向壞...
  • 方 : Ⅰ名詞1 （方形; 方體） square 2 [數學] （乘方） involution; power 3 （方向） direction 4 （方面） ...
  • 電流 : current; galvanic current; electric current; electricity; current flow電流保護裝置 current protec...
  • 方向 : direction; orientation
  1. The direction of conventional current flow is counterclockwise.

    傳統的電流方向是逆時針方向。
  2. Based on the thorough investigation of the post - regulation and efficiency in multiple output switching - mode power supplies, an optimal combination topology for multiple output switching converter is presented in this thesis, which is consisted of forward converter with active clamp ( fac ), synchronous rectification ( sr ) techniques and magnetic amplifier technique ( magamp )

    本文通過研究分析近年來多路輸出開關電源輔助輸出電壓調節和提高效率的方案，面對開關電源朝著輸出低電壓大電流方向發展的趨勢，提出多路輸出開關電源新的拓撲優化組合模式? ?有源鉗位正激變換器、同步整流技術、磁放大器。
  3. In the study of the effect of electric field on the binding property of copper foil - covered veneer sheet, because of lack of experimental method and the complexity of the object studied, it is not found the regular effect of electric field on the binding strength between copper foil and veneer sheet or on the inter - laminar binding strength of veneer sheet. but it is further testified that dc electric field makes the free linkage generated during solidifying of epoxy resins orient along the direction of electric - power line

    在直流電場對覆銅箔板粘接性能影響的研究中，由於受實驗手段和研究對象復雜性的限制，沒有發現直流電場對覆銅箔板銅箔與基體及基體層間的粘接強度產生規律性影響，但在研究中進一步證實了直流電場會使環氧樹脂在固化過程中形成的交聯鍵沿電場方向取向。
  4. Water supplying pipe in front of the coal economizer should be installed with a stop valve and check valve for the factory using boiler of mother tube water supplying

    7採用母管制供水的電廠，進入每臺鍋爐省煤器前的給水支管均應裝設截止閥與逆止閥。兩閥應緊接，按水流方向逆止閥在前。
  5. The optical rotation in er fluids is studied thoericaly. considering the different attenuation in different direction and the theory of light transmission, i derive the expression of rotation angle as function of the angle 6 ( between the electric vector of linearly polarized light and electric field ) and other parameters on the condition of several appropriates and assumptions

    考慮電場作用下電流變液中不同振動方向的線偏振光衰減不同，根據光波在介質中的傳播理論，推導出光通過電流變液的旋光角與（入射線偏振光振動方向與外加電場方向的夾角）及其它參數的關系表達式。
  6. According to the theory of light transmission, we derived the expression of rotation angle as a function of the dielectric constant conductivity of er fluid, and ( the angle between the electric vector of linearly polarized light and electric field ) from maxwell ' s equations and fresnel reflection, on the condition of several appropriate approximations and assumptions

    進而導出了非均相結構電流變液在外電場與光場交互作用下旋光角與（入射線偏振光振動方向與外加電場方向間夾角）及參數（為外加電場e 、分散顆粒介電常數、體積分數、絕緣油介電常數、位置矢量（ ? ）等量的函數）的西北工業大學應用物理系碩士學位論文摘要理論表達式。
  7. Lines which are everywhere tangential to the direction of the flow of electric current are called streamlines.

    處處均與電流方向相切的曲線稱為流線。
  8. The direction of the current is reversed.

    電流方向倒換。
  9. This unwanted effect can be overcome by rapidly changing the direction of current flow.

    此種不利影響可通過迅速改變電流方向來克服。
  10. Technical specification for zero sequence current direction protection equipment

    零序電流方向保護裝置.技術條件
  11. An instrument used to detect, measure, and determine the direction of small electric currents by means of mechanical effects produced by a coil in a magnetic field

    檢流計，電流計一種儀器，用以探測、測量和測定微小電流方向，採用線圈在磁場中產生的機械效果的方法
  12. According to more effect, when the hore component is placed in a gradient field, at the same time the direction of the current is perpendicular to the direction of the voltage, then between the two parallel side face come out the hore voltage. when hore component is set in this kind of uni - gradient magnetic field and the electric current is unchanged, the voltage output of hore component will be proportional to the position of the hore component in the magnetic field. so we can use the hore component to measure the movement of hore component against magnetic field

    根據霍爾效應可知，置於磁場中的霍爾元件若電流方向與磁場方向垂直，則在霍爾元件垂直於磁場和電流方向的兩個側面將產生電勢，將霍爾元件置於強度隨空間位置線性變化的磁場中，且控制電流恆定，輸出就正比于霍爾元件處于磁場中的位置，因此可以用霍爾元件來測量磁場與霍爾元件間的相對位移量。
  13. Influence of dc - rail zero - voltage notch on the output of the inverter is investigated, and an important conclusion is obtained that the direction of output current of the inverter is not effected by the voltage deviation produced by dc - rail zero - voltage notch, on the basis of which, a new simple correction approach is put forward. experiment results show that the proposed correction method is effective

    探索了直流母線零電壓凹槽對逆變器輸出特性的影響，得出了母線零電壓凹槽形成的輸出電壓偏差與逆變器輸出電流方向無關這一重要結論，在此基礎上，提出了一種簡便的校正新方法，通過試驗驗證了該校正方法的有效性。
  14. It includes four criterions of locating fault point ? “ transient zero sequence current amplitude law ”, “ stable base wave zero sequence current phase law ”, “ stable seventh harmonic zero sequence current phase law ” and “ s injection law ”. pointing out how the law locate the fault point to minimal fault section by applying these criterions gradually. the law will not only make up the blemishes existing in current methods for single - phase fault location in small current grounding system, but also locate the fault point to minimal fault isolating unit on fault line

    該方法通過將所包含的四個定位判據- 「暫態零序電流幅值法」 、 「穩態基波零序電流方向法」 、 「穩態7次諧波零序電流方向法」和「 s信號注入法」 -進行有選擇地遞進使用，不僅有效彌補了目前已有小電流接地系統單相接地故障選線的缺陷，更將故障定位在故障線路最小故障區段。
  15. It is shown that under the action of the shock, the region current moves towards the midnight, accompanied by a successive occurrence of two fac structures : an anomalous fac pair of opposite direction to the region current and a new region current of the same direction

    模擬結果表明，在激波的作用下，電離層區電流系統向子夜方向運動，在向陽側相繼出現與原區電流反向的異常場向電流對和同向的新生區電流對。
  16. The contributions done are as follows : according to the mathematical model of doubly fed motor and the theory of vector control, a unit power factor of rotor control scheme is proposed. in the doubly fed adjustment system, in order to control magnetic torque of motor this scheme is designed by controlling the reverse direction between rotor voltage and current to keep the vertical direction between rotor current and flux. it is known from theoretical analysis that for partly decoupling this scheme is only effective under sub - synchronization speed, but not control the system and obtain steady state since speed adjustment system ca n ' t adjust the magnitude of rotor flux under sup - synchronization

    而傳統的無速度傳感器雙饋調速矢量控制系統，由於採用磁鏈定向方法，在同步速附近存在較大的工作死區，針對上述問題，本文做了如下的研究工作：本文從雙饋電機的數學模型出發，根據矢量控制的基本原理，提出了一種轉子側功率因數為1的雙饋電機矢量控制方案的設想，即在雙饋調速時採用轉子電流定向的方法，並控制外加轉子電壓與轉子電流始終反相，以保持了轉子電流與轉子磁鏈矢量垂直，通過控制轉子電流的大小來達到控制電機電磁轉矩的要求。
  17. In this paper, a direct method based on fixing the rotor current is proposed. by the experiment, we can prove that the method is correct

    本論文提出了轉子電流定向的速度辨識方法，並且通過模擬、實驗研究驗證了本方法的正確性及實際的可行性。
  18. After charging, the ink drops travel through a constant electric field whose field lines are perpendicular to the jet

    經過加電，油墨墨滴通過持續電場，電場方向垂直於噴射墨流。
  19. With internet growing more and more fast and getting widely used, packetization based on ip has become the main trend of the evolution of telecommunication networks, and voip technology is being developed very rapidly

    網際網路速度越來越快，覆蓋范圍越來越廣，以ip為核心的分組化已成為電信網路演進的主流方向， voip技術正在經歷前所未有的迅速發展。
  20. The law which goes by his name is a useful rule for predicting the direction of an induced current.

    這條用他的名字命名的定律，是判斷感生電流方向的極有用的定則。
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