匹配電壓器 的英文怎麼說

中文拼音 [pèidiàn]
匹配電壓器 英文
matching transformer
  • : Ⅰ動詞(比得上; 相當; 相配) be equal to; be a match for Ⅱ形容詞(單獨) lone Ⅲ量詞1. (用於馬、騾等) 2. (用於整卷的綢或布)
  • : Ⅰ動詞1 (兩性結合) join in marriage 2 (使動物交配) mate (animals) 3 (按適當的標準或比例加以...
  • : 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...
  • : 壓構詞成分。
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 匹配 : 1. [書面語] (婚姻配合) mate; marry 2. [電學] matching
  • 電壓 : voltage; electric tension; electric voltage
  1. Variable voltage and variable frequency ( vvvf ) inverter control technology applied by ford passenger lift extends the utilization from the elevators drive system to the door machine system, plus its matching none link lever synchronous belt type door machine structure, it results in the more smooth sensitive and secure door open and shut. the passengers feel the doubled warmth in entering into and exiting the elevators

    福德乘客梯所應用的變變頻( vvvf )逆變控制技術,從梯驅動系統延伸運用到了門機系統中,加上與之相的無連桿同步帶式門機結構,使梯門的開啟和關閉更加平穩、靈敏和安全,令進出梯的乘客倍感親切。
  2. Drop passives : matching transformers 75 ohm to 300 ohm

    無源降:75ohm到300ohm
  3. ( 8 ) by studying match between the electronic system and catalytic converter on the base of electronic controlled bypassing air system, conclusions having been gotten as follows : higher conversion efficiency of emission have gotten when a / f fluctuates at definite scope and frequency, by controlling the comparing voltage of 02 sensor, the working scope of catalytic converter can be controlled and the matching that can fulfill the high efficiency of hc, co, nox at same time has been optimized

    ( 8 )進行基於所開發的控補氣系統上的催化控系統的研究,當控制系統調節空燃比在一定范圍按照一定頻率進行波動時,可以提高催化轉化的轉化效率;通過控制氧傳感的比較,可以控制催化轉化的工作窗口,實現排放污染物中, hc 、 co 、 nox轉化的最優
  4. At present, differential protection is often used as the main protection for traction transformers. however, the existing of certain factors, such as magnetizing inrush, over - excitation, ct saturation and mismatching of ct ratio, will result in that it is hard to distinguish state current and fault current, and differential protection misoperation or maloperation, then secure operation of electric railways system will be threatened

    目前,牽引變通常採用差動保護作為主保護,但是在某些因數的影響下差動保護並不能準確的區分牽引變內部故障或非內部故障,如故障流與變處于勵磁涌流、過勵磁, ct飽和及ct變比不等情況下的狀態流就很難準確的區分,可能造成保護誤動或拒動,從而危及整個鐵道氣化系統的安全運行。
  5. The pwm control of duty cycles acts as an electric transformer which regulates the amplitudes of equivalent input voltage and equivalent output voltage, so that both positive and negative amplitudes of equivalent input voltage are equal to those of equivalent output voltage

    件占空比的pwm調節,相當于在路中加入一個子變,使得輸入方波源和輸出方波源的正負幅值分別
  6. The negative sequence current of impedance - matching balance transformer

    阻抗平衡變的負序
  7. Impedance - matching balanced traction transformers ( balanced transformers in this paper for short ) are step - down transformers, they transfer symmetrical three phase voltage in primary side to perpendicular two phase voltage in secondary side. they are different from any other transformers, so their short - circuit current analysis and short - circuit test method must be taken into special account

    阻抗平衡牽引變(本文中簡稱平衡變)是一種將一次側三相對稱變換為二次側二相垂直的降,它不同於已有的任何一種變,短路流的分析計算和短路試驗必須予以重新研究。
  8. It can automatically match rotational speed generator, electromagnetic rotational speed sensor and electromagnetic turbine flowmeter. moreover it can adapted measured signal that is 1v ~ 300v voltage and 1hz ~ 2500hz frequency

    能自動測速發機、磁式測速傳感磁渦輪流量計,適應峰峰值從1伏以下至300多伏、頻率從1hz以下至2500hz以上的被測信號。
  9. As a result, this paper gives a corresponding harmonic prevent me asure. finally, according to the asymmetrical characteristics of electrical traction loads, this paper studies the negative sequence currents under different loads and makes a piece of advice for reducing the negative sequence currents produced

    最後,還根據力牽引負荷三相不對稱的特點,分析了阻抗平衡變在不同負荷條件下的負序流,對如何減小力牽引負荷的負序流提出了一點建議。
  10. The high - intensity - discharge ( hid ) lamps are widely used in lighting system for the high luminous efficacy, long life and good color rendering. high - pressure - sodium ( hps ) lamps have the best combination of the above properties and are considered as ideal light sources. therefore the design of the electronic ballast for the lamps is an important part of the green lighting project

    高強度氣體放( hid )燈以其光效好、壽命長、顯色性好而在照明領域得到廣泛應用,高鈉燈( hps )即為一種具有上述優點的理想光源,而設計與之相子鎮流是實施綠色照明工程的重要組成。
  11. To accept the current signal from high negative voltage circuit, the analog ground is raised to a certain positive voltage, which makes it possible for the signal amplitude to be compressed at the same time of its polarity reversion. a pi control program special for laser gyro current control is brought forward according to the conventional pid control method, in which the control signal is figured out corresponding to the difference between the sample and the reference value by turn of proportion - short step integral - long step integral. and at the end of this paper, a comparison of system performance on different conditions is made and the key elements influencing system performance are educed

    利用集成a / d 、 d / a轉換的新型晶元aduc824 ,實現了流()采樣?數據處理?流控制的閉環控制結構;地位的抬升解決了a / d轉換對負高迴路流采樣時的輸入范圍問題;控制信號反相的同時進行幅度縮,使得輸出調整的解析度提高;根據常規的比例?積分?微分( pid )調節模型,針對陀螺系統的特性,給出了一種可以滿足系統要求、據采樣值偏差大小進行的比例?大步長積分?小步長積分、分層次比例?積分演算法;不同條件下系統穩流性能的對比、分析在論文最後給出,並據此找出了決定該系統穩流精度的關鍵因素,提出了系統的改進意見。
  12. Because the harmonics in tangyin substation are primarily from electric traction loads, this paper gives the structures of several main locomotive models and general harmonics they produce. the harmonics produced by electric locomotive have a characteristic that their range and phase are both dispersive. this paper also analyzes the impedance - matching balance transformer ' s structure and harmonics injected into the power system at its primary side, and sums up the characteristics of the harmonics from electric traction loads in the tangyin traction substation

    鑒于湯陰變站的諧波主要來自力牽引負荷,本文列舉了力機車幾種主要車型的結構以及它們產生諧波的概況,得出了力機車的各次諧波流幅值和相角具有較大分散性的特點。針對湯陰牽引變站的牽引變,分析了阻抗平衡變的結構及其高側注入網的諧波,推導了有關計算公式。通過理論分析並結合湯牽線的實測諧波數據,歸納了力牽引負荷注入湯陰變站的諧波的特點。
  13. A vlsi very large scale integration architecture is also proposed to implement the improved motion estimation algorithm. experimental results show that this algorithm - hardware co - design gives better tradeoff of gate - count and throughput than the existing ones and is a proper solution for the variable block size motion estimation in avs

    考慮到avs主要面向圖像尺寸較大的高清數字縮,這種高復雜度的運算已經超過了現有通用處理的運算能力,因此有必要設計專門的快速演算法和與這種演算法相的硬體加速
  14. Based on designing the models of cutter and dc motor, this paper introduces how to match the characteristic between cutter and dc motor, then analyzes the principle of speed regulator, relay control system and thyristor bridge in the cutter driver system and designs a simplified model. in the end, a small simulation program is provided to demonstrate how to work in cutter driver system model. 4

    在設計絞刀和直流動機的模擬模型的基礎上,提出了絞刀與直流動機特性的方法,然後分析了調速系統、可控硅整流系統和繼控制系統的工作原理,設計了簡化的模擬模型,最後提供了模擬程序的實例; 4 、液系統。
  15. Design of wide - band longitudinal mode piezoelectric transducers with impedance matching layers

    具有阻抗層的寬帶縱向振動換能設計
  16. The fourth part analyzed the intermediate dc voltage and its control principle and the technical parameter of the main parts in the ac transmission system. several key technical problems such as parallel working of the ac motors, the wheel diameter difference under the bogie - control mode, the ac motor - inverter matching principle are studied in detail. the principles to determine the electrical parameters are also discussed

    論文第4章重點研究了變流的中間直流的確定及其控制規律,確定了交流傳動系統主要部件的技術參數;研究了架控方式工作下動機並聯工作、輪徑差、機?變流原則等關鍵的技術問題;詳細分析了交流傳動系統在牽引工況和阻制動工況下各參數的工作過程和控制原則。
  17. The transient simulation model of impedance - matched balancing transformers is established. the effect of transient model and equivalent circuit in calculation of steady short circuit current are compared

    摘要建立了阻抗平衡變的暫態模擬模型,比較了暫態模型和等值路在計算穩態短路流中的效果。
  18. An inverter prototype is given in this chapter. load matching transformer and resonant capacitor are also discussed in chapter three

    給出了逆變布局的結果、高頻設計結果和高頻無功補償容選型和實際參數。
  19. Based on the design theory of power amplifier, a wide - band power amplifier was designed successfully by the push - pull transistor, the feedforward technical of linearization, the matching circuits of transmission line transformers and microstrip, and ads simulation software

    根據寬帶功率放大的設計原理,採用推挽結構晶體管,前饋線性化技術,傳輸線變和微帶混和路,利用ads進行模擬設計,成功的設計出一款寬帶功率放大
  20. Voltage matching transformer

    互感
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