橋由器 的英文怎麼說
中文拼音 [qiáoyóuqì]
橋由器
英文
brouter-
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。Then novel circuit structure of bi - directional voltage mode ( based on forward converter ) inverters with high frequency link, are proposed, which is constituted of input cycloconverter, high frequency transformer, output cycloconverter, input and output filter ; the circuit topologies family of this bi - directional voltage mode inverters with high frequency link include six circuit topologies, such as push pull - full wave mode, push pull - full bridge mode, half bridge - full wave mode, half bridge - full bridge mode, full bridge - full wave mode, and full bridge - full bridge mode etc. taking full bridge - full bridge mode circuit as an example, principle of uni - polarity phase shifting controlled bi - directional voltage mode inverters with high frequency link is introduced
本文首先論述了dc / ac逆變技術的應用前景及發展現狀。基於正激forward變換器的雙向電壓源型高頻環節逆變器電路結構，由輸入周波變換器、高頻變壓器、輸出周波變換器、以及輸入、輸出濾波器構成;雙向電壓源高頻環節逆變器電路拓撲族，包括推挽全波式、推挽橋式、半橋全波式、半橋橋式、全橋全波式、全橋橋式六種電路。Second, the results of theory analysis and simulation research show that the output of one cycle controlled bridge switching power amplifier have dc offset because of the nonideal characteristic of reset signal. the magnitude of output dc offset voltage is proportional to width of reset pulse. a voltage compensation technique is used to solve this question, and the computation formula of compensation voltage is gived. the circuit compensated and not are researched through simulation and experiment, which results show that compensated circuit solve the output dc offset effectively
其次，理論分析和模擬研究結果表明，由於復位脈沖的非理想特性，單周控制的全橋開關功率放大器輸出端存在直流偏置問題，其大小與復位脈沖的寬度成正比。針對輸出直流偏置問題，提出了電壓補償的改進方案，給出了補償電壓的具體計算公式。對補償前和補償后的方案進行了對比模擬研究和實驗研究。The methods that can efficiently suppress the disturbance on gate of switching component of the inverter - bridge are synthesized. a dual - inductor output filter is employed to improve electromagnetic interference ( emi ), due to turn - on or turn - off of the power switches of the inverter, which may be lead loads into trouble
本文詳細論述了1kva25hz新型鐵路信號電源和2kva高頻在線式ups的設計和調試工作，總結了幾種能夠有效抑制逆變橋功率開關管門極干擾的措施，並且運用一種雙電感結構的輸出濾波器來改善由逆變器功率管在開關過程中產生的、影響負載設備正常工作的電磁干擾。The latter ptda discusses the related theorems and rules ofjudgeing the root bridge and root port as well as specifing the bridge and port, makes use of many protocols such as stp, snmp and arp, eventually determines the conjunction relation between router, switches and host in the network
該演算法討論了確定根網橋、根埠、指定網橋和指定埠的相關規則和定理，正確運用了stp 、 snmp 、 arp等協議，成功地確定了網路中路由器、交換機和主機之間的連接關系。Assessment of inadvertent initiation of bridge wire electro - explosive devices by radio - frequency radiation - guide
由射頻輻射引起的測量電橋標準導線電起爆器件的意外著火的評定.指南Fabrication of the box beam is divided into such parts as reinforcement, formwork, concreting, prestressing, moving and storing of beam, pipe grouting under pressure, end sealing of the beam, water - proof layer on the bridge surface system, protective coating etc. the paper makes description of effective box beam construction technology and workmanship which can be adopted in other projects, such technologies as : manufacturing and fixing of reinforcement, steel reinforcement fixing baseplate, web plate and top plate respectively and lifting the steel skeleton into form, requirements of design and manufacturing and way of utilization for dismantling - erection type formwork and hydraulic formwork, optimization of concrete ratio, concrete pouring process of two ends of beam in priority over the middle, in sequence of first baseplate followed by web plate and top plate at last, concrete pouring in inclined section and in horizontal layer, concrete vibration mainly by external vibrator in assistance with internal vibrator, methods and regulation for steam curing of concrete, dual controls over stress and strain to ensure quality of prestressing workmanship, construction method of effective beam moving by heavy - weight special moving facility, some regulations and key notes about construction of grouting under pressure, beam ends sealing, water - proof layer on the bridge surface system, protective coating
箱梁製造由鋼筋工程、模板工程、混凝土工程、預應力工程、移存梁工程、孔道壓漿工程、梁體封端工程、橋面防水層和保護層工程等施工環節組成。文中介紹的採用胎具製作和綁扎鋼筋，分底腹板和頂板分別綁扎並吊裝鋼筋骨架入模；拆裝式和液壓式兩種模板的設計、製作要求和使用方法；綜合考慮、優化混凝土配合比，混凝土灌注從兩端至中間、先底板、后腹板、再頂板的施工順序和斜向分段、腹板水平分層、附著式振搗為主、插入式搗固為輔的施工工藝，蒸汽養護的方法和規定；應力應變雙控制確保預應力施工質量的施工技術；採用重物移運器有效移梁的施工方法；壓漿、封端、橋面防水層和保護層施工的一些規定和注意事項等都是對箱梁製造行之有效的施工技術和施工方法，並可為以後類似施工作借鑒。Fabry - perot sensing is a new strain measurement technology with the development of fiber technology at the end of 1980 ， extrinsic fabry - perot interferometer ( efpi ) had become a hot point in the area of " smart structure " in foreign countries since it has the advantage of simple structure and low sensitivity towards temperature. domestic research on fabry - perot sensor is still at the laboratory stage, and there is little report of the application on the smart structure
光纖法珀應變傳感是80年代末隨著光纖技術的發展而發展起來的一種新型的應變測量技術，其中非本徵型光纖法珀傳感器由於具有結構簡單，溫漂時漂小等優點，非常適合智能結構尤其是橋梁的長期在線應變監測，目前已經成為國外應變傳感技術研究的重點之一。The article consists of three parts mainly : the first part has described the method of detecting the faint signal, mainly include : detection technique of faint signal, principle of the optical fibre sensor, the little lose effects when optic fibre little curved, and the research of the stress sensor of optical fibre. the second part emphasizes on the design of the intelligent photoelectricity system, mainly tells the design of the circuit to process the faint photoelectricity signal, details the software and hardware design of intelligent photoelectricity system made of single chip microcontroller, led, man - machine interface, communication interface, etc. the third part is the network communication of the detection system, details the technology of single chip microcontroller how to group the network, and the communication between single the chip microcontroller system and the modem, and how to realize the data between the field and computer central exchanged through the existing public phone network
文章主要分為三部分：第一部分論述了微小信號的檢測方法，主要包括微小信號的檢測技術、光纖傳感器的原理、光纖微彎損耗效應及光纖應力傳感器的研製；第二部分重點講述了智能光電檢測系統的研製，主要講述了微弱光電信號調理電路的設計及由前（后）向通道、單片機、 led 、人機介面、通信介面等組成的智能光電系統的軟硬體的具體設計；第三部分為檢測系統的網路通信部分，具體闡述了單片機系統間的組網技術、單片機和modem之間的通信及通過現有的公用電話網路實現遠程監控的技術，實現現場檢測系統與橋梁測控中心的數據交換。Gca silicon commutate battery charger are the ideal portable tools for charging, they are composed with the conditions of voltage dropping through rectifier transformer, then the bridge rectifying of rectification circuit. the output full - wave pulstin current charge the storage battery. the voltage changing composed with multiband switch. the outputcurrent can be adjusted. this kind of product used any moment onctarging anyplace
Gca系列整流充電機是由整流變壓器的降壓，再經過流電路的橋式整流，輸出全波脈動直流對電瓶進行充電，電壓調速同多頭波段開關組，輸出流可以調節，該產品用任何需要補充充電的場所。With the increase of the switches, more modulation strategies of the fb tl converter can be presented
全橋三電平直流變換器由於開關管較多，蘊含多種開關方式。In dc - dc converters above a few kilowatts, the zvs full - bridge ( fb ) converter is a preferred topology
全橋直流變換器由於結構上的優勢在中大功率的開關電源中應用較多。In order to the requirement of the full - bridge shift - phase control it designs the pwm wave engender which bases on epld. the pwm wave engender improves the static precision and dynamic speed of the whole control system
為滿足單相全橋移相逆變器的軟開關工作條件，本文重點開發研究了由epld構成的pwm波形發生器，使得整個控制系統的控制精度和動態響應速度大大提高。This inverter consists of a two - quadrant dc / dc converter and an inverted bridge in series, which has a lot of merits such as : the amount of the power switch working in high frequency situation is reduced ; it has not the risk of short - circuit ; the volume and the weight of the filter is minished
本文研究了一種基於dc dc變換器拓撲逆變器，該逆變器是由一兩象限的dc 0c變換器和一逆變橋級聯而成，具有高頻工作的功率管少、無直通、濾波器體積重量小、控制簡單等優點。In fact, hartmann - shack wavefront sensor is affected by the noise of ccd and the constructed error too. in our compare, a bridge is setup, which is the original wavefront composed by zernike polynomial, we transform the original wavefront into far field. then we can compare the accuracy of hartmann - shack wavefront sensor with the accuracy of the system of far field diagnosis in detecting the farfield, using diffraction limit and encircle energy
我們在進行兩者相互比較的過程中，搭建了一個比較的橋梁，即由zernike多項式組成的各種原始像差波前，將它也變換到遠場作為原始理想遠場光斑，然後，以它的衍射極限和環圍能量曲線作為評價標準，比較hartmann - shack波前傳感器和遠場測量系統在光束質量診斷中的探測精度。Device that functions as both a router and bridge
具有網橋和路由器兩者功能的設備。The box isn t a router or a dhcp server or anything, it s just a bridge
這個機器不是路由器，也不是dhcp服務器或者任何別的東西，它只是一個網橋。A bridge connecting the asb system and ahb system is put forward and implemented, which includes two parts : ahb _ asb bridge, which is used to switch the transfers from ahb master to asb slave
提出並實現了一種連接asb和ahb系統的橋接器。該橋接器由兩部分構成： ahbasb橋接器，用於轉接ahb主設備發出的對asb從設備的傳輸。In addition to bridge mode, the module may also be operated in router mode to connect separate ip subnets
除了橋接模式，該型號模塊還可以通過路由器模塊連接分離的ip子網路。As head of the project, the scheme of a high performance san network : hvia - net based on hvia architecture is proposed the hvia - net is comprised of two components : network interface controller ( nic ) and network route controller ( nrc ) nic is a bridge between pci bus and nrc, and nrc is a 6x6 crossbar three kinds of data transfer modes that used for message passing and system area synchronizations are supported in the hvia - net 3
Hvia - net由兩部分組成：網路介面控制器nic和網路路由介面器nrc 。 nic是pci總線與網路路由器之間的橋， nrc是一個6 6的交叉開關。 hvia - net支持三種數據傳輸模式，用於實現消息傳遞和系統級同步。分享友人