bridge current 中文意思是什麼

bridge current 解釋
電橋電流
  • bridge : n 1 橋,橋梁;【造船】艦橋,船橋。2 鼻樑;(假牙上的)齒橋;【音樂】弦柱,弦馬;【電學】電橋;【...
  • current : adj. 1. 通用的,流行的。2. 現在的,現時的,當時的。3. 流暢的;草寫的。n. 1. 水流;氣流;電流。2. 思潮,潮流;趨勢,傾向。3. 進行,過程。
  1. Arcuated built - up system bridges are one of bridge structural styles, which are used extensively at present. on one hand, because of complexity and diversity of this kind of structure, current engineering experiences have not satisfied design requirements no longer. on the other hand, towards this kind of structural system traditional methods simplify complicated structures into planar structures, these methods neglect apparently spatial action among members, especially those primary bearing load members along lateral direction of bridges

    拱式組合體系橋梁是目前廣泛採用的一種橋梁結構形式,一方面由於拱式組合體系橋梁結構的復雜性和多樣性,現有的工程經驗已不能滿足設計需求;另一方面對于這種結構體系過去的傳統做法是將復雜結構簡化成平面結構,這種做法顯然忽略了構件之間的空間作用,尤其是沿橋橫向存在主要承力構件。
  2. A circuit topology of the inverter with duty cycle extended active clamp forward style high frequency pulse dc link is adopted by each independent inverter. each inverter is cascaded by a circuit with duty cycle extended active clamp forward style high frequency pulse dc link and a dc / ac inverting bridge. the control strategy of voltage mode pwm forwardback is adopted by the former, and the control strategy of three - state discrete pulse modulation ( dpm ) hystersis current is adopted by the later

    每個獨立的航空靜止變流器採用占空比擴展有源箝位正激式高頻脈沖直流環節電路拓撲,由占空比擴展有源箝位正激式高頻脈沖直流環節電路與dc ac逆變橋級聯而成,前級採用電壓型pwm前饋控制技術,后級採用三態dpm電流滯環控制技術。
  3. A finite element analysis of 3d eddy current field for heavy current bus bar bridge system

    大電流母線橋三維渦流場的有限元分析
  4. However, it is impossible for astronomers to see the even horizon directly due to the current technical limitation. therefore what scientists discovered so far is only an indirect evidence of the gravitational redshift or similar phenomenon caused by black holes. but those results undoubtedly become an important bridge for linking black hole theory with actual observation

    雖然目前的觀測技術尚未允許我們直接看到黑洞的視界,所以有關黑洞產生的重力紅移或者類似的觀測結果都不是決定性的,但這些結果無疑會成為連系黑洞理論和實際觀測的重要橋梁。
  5. A novel phase - shifted zero - voltage and zero - current switching pwm dc / dc full - bridge converter is presented in this thesis, which is based on the groundwork of summarization of the development of power electronics in recent years and lucubration in theoretical basis of modern high frequency soft switching power convert technique and analysis of operation principle, characteristic of the circuit and inherent drawbacks of the traditional phase - shifted zero - voltage switching pwm dc / dc full - bridge converter

    本文在對近年來電力電子學科的發展高度綜述和對現代高頻軟開關功率變換技術理論基礎深入研究的基礎上,對傳統的移相控制zvspwmdc dc全橋變換器的工作原理、電路特性、存在的缺點進行了分析,在此基礎上提出了一種改進型的移相控制zvzcspwmdc dc全橋變換器。
  6. The front panel houses a bridge-current meter.

    正面板上裝有橋式電流表。
  7. The current eitaibashi bridge was built in 1926 emulating the bridge at remagen over the river rhein in germany

    現在的永代橋建於大正15年( 1926 ) ,是參照德國萊茵河上的remagen鐵橋建造而成的。
  8. In general, a precise resistor is in series with one of the resistors in wheatstone bridge to compensate the zero offset, and the other one is in parallel with another arm of the wheatstone bridge to compensate thermal zero drift. based on this principle, in this paper, a compensation method based on virtual instrument technology has been put forward. actuated by current source, a good calculation method of compensation resistors and their position in the bridge is deduced

    本文基於串並聯電阻補償法的原理,提出了一種基於虛擬儀器的誤差補償方案,推導了在恆流源供電下可以精確的計算出補償電阻大小和補償位置的演算法,並且在虛擬儀器軟體平臺labview上完成了數據採集、處理、顯示等軟體的設計,經過實驗的驗證,對傳感器的零點溫度漂移補償取得較好的效果,而對靈敏度溫度漂移的工藝補償亦有一定的效果。
  9. The paper recites the development, current situation of the ship maneuvering simulator and advantage of the ship maneuvering simulator to demonstrate the designs of harbor and fairway, mainly analyzes the application prospect of the ship maneuvering simulator for the demonstration of the designs of harbor and fairway, which points out a direction for the application of our country " s ship maneuvering simulator. on top of it, author combining a material application example " simulation for assessing the navigation capacity of sutong changjiang road bridge " that author took part in to simulate personally, depicts the whole steps about applying the ship maneuvering simulator to demonstrate the designs of harbor and fairway, which proves the great advantage of the ship maneuvering simulator for the demonstration of the designs of harbor and fairway, then discusses the steps and ways about applying the ship maneuvering simulator to demonstrate the designs of harbor and fairway

    本文從船舶操縱模擬器的發展、應用現狀著手,依託船舶操縱模擬器在港航設計論證上的應用優勢,重點論述了船舶操縱模擬器在我國港航設計論證上的應用前景,為我國的船舶操縱模擬器的應用研究指明了方向;緊接著結合作者參加的具體的港航論證項目「蘇通長江公路大橋船舶通航論證模擬」 ,敘述了運用船舶操縱模擬器進行港航設計論證的整個具體流程,用實例證明了運用船舶操縱模擬器進行港航設計論證的巨大優勢;在此基礎上,探討了運用船舶操縱模擬器進行港航設計論證的具體步驟與方法。
  10. Output voltage and current is often distorted in half bridge converter because voltage unbalance of input capacitors though its application is very abroad

    摘要半橋逆變器應用廣泛,但存在直流分壓電容不均壓,使分壓電容中點電壓漂移,導致輸出電壓和電流畸變的缺點。
  11. To aim at this problem, in term to the feature of fatigue loading of bridge, this paper, on the base of analysis of current bridge reinforcement, makes a relative system experiment research and theory analysis for the fatigue performance of cfrp - strengthened concrete beam

    本文針對這個問題,在分析現有橋梁結構加固方法的基礎上,根據橋梁承受疲勞荷載的特點,對碳纖維布加固混凝土梁的疲勞性能進行了比較系統的試驗研究和理論分析。
  12. Third, this thesis analyzes the angle - control theory based on half bridge converter, and proposes a new way to find the optimized angle. simulation is performed to verify the results. then, this thesis introduces the hardware and software design of the digital control system of doubly salient electro - magnetic motor, which mainly discusses the speed and current loops and angle optimization control

    再次,本文介紹了角度控制與電機轉向的關系,並對基於半橋變換器的電勵磁雙凸極電動機換相角與相電流及輸出轉矩的關系進行了理論分析和模擬驗證,提出了優化電勵磁雙凸極電機換相角的方法。
  13. ( 4 ) the experiment of asymmetrical half bridge converter design and the result of it base of the above analysis, the dc / dc converter is designed, it is proved that asymmetrical half bridge can realize zero voltage switching when it satisfies the condition of load current and deadtime by the experiment

    ( 4 )不對稱半橋的實驗電路設計及實驗結果基於前面的分析,設計了一個不對稱半橋dc dc變換器的實驗電路,進行了實驗研究,實驗結果證實了在滿足死區和負載電流兩個條件時,不對稱半橋可以實現零電壓開關。
  14. Zacarias also said that rebuilding work on the north - south highway ( of which the zambeze bridge is a key section ) would be finished by the end of the term of the current government, in 2009

    扎卡里亞斯還說,在莫南北高速公路的重建工作(贊比西大橋在其中非常重要)將於2009年,即本屆政府結束時竣工。
  15. During the circuit design, the author analyzed the basic principle of the direct current motor, pwm control, h - bridge power driver, and two control techniques of h - bridge power drive circuit, designed its general structure, so the feasibility of the design is confirmed. then, reference, oscillator, power dmos gate drive circuit ( charge pump, bootstrap ), and dead time generation circuit are designed and analyzed in the sub - circuits. a current - controlled oscillator is presented in this thesis

    在電路設計中,作者介紹了直流電機的工作原理和數學模型、脈寬調制( pwm )控制原理、 h橋電路基本原理和h橋功率驅動電路的兩種控制模式,設計了驅動電路的總體結構,給出了電路的功能模塊,確定了設計的可行性,然後在子電路模塊中,重點分析設計了基準源電路、振蕩器電路、高端功率管柵驅動電路(電荷泵及自舉電路) 、低端功率管柵驅動電路和死區時間產生電路。
  16. Regarding natural sand of the spot as model sand, using series model, and under the interaction of irregular wave and tidal current, a systematic test on scouring around pile of land - island approach bridge of jiangsu lng receiving station is carried out

    摘要以現場天然沙為試驗床質,利用系列模型,採用不規則波與潮流相結合的方式,對江蘇lng接卸站陸連島橋樁基周圍的沖刷情況,進行了系統試驗。
  17. It is important to keep the bridge voltage low in order to avoid a self-heating of the measuring element by the bridge current.

    保持電橋低電壓很重要,以避免橋路電流測量元件自熱。
  18. Bridge current indicator

    橋流指示器
  19. After that, the author discusses a novel solid states limiting technology and provides a single - phase solid states bridge current limiter and a main circuit topology of three - phase fault current limiter. it can be found that the new type of three - phase solid states bridge current limiter can handle the fault conditions more flexibly. it can not only remove the fault circuit, but also control the value of stable fault current to cooperate with the existing line three - segment relay

    繼而,介紹了一種新型固態限流技術,給出了單相、三相限流器的主電路拓撲,分析了其基本工作原理和控制方式,指出以全控橋結構為基礎的變壓器耦合橋式限流器能夠更加靈活地處理電力系統的各種短路故障,及時地限制短路電流,並與現有的線路三段保護相配合,還可根據需要實現及時切除故障電路,在故障恢復時軟重合閘。
  20. Four typical actively clamped resonant dc - link inverter ( acrdcli ) applications - - - - - - full - bridge voltage source inverter ( vsi ), half - bridge vsi, full - bridge current source inverter, as well as three - phase vsi, are selected as models

    論文分別以全橋、半橋、電流型以及三相拓撲結構為範例進行雙幅諧振直流環節技術研究。
分享友人