無功元件 的英文怎麼說
中文拼音 [wúgōngyuánjiàn]
無功元件
英文
reactive element- 無 : 無Ⅰ動詞(沒有) not have; there is not; be without Ⅱ名詞1 (沒有) nothing; nil 2 (姓氏) a surn...
- 功 : 名詞1 (功勞) exploit; merit; meritorious service [deed]: 戰功 military exploits; 立功 render me...
- 件 : Ⅰ量詞(用於個體事物) piece; article; item Ⅱ名詞1. (指可以一一計算的事物) 2. (文件) letter; correspondence; paper; document
- 無功 : [電學] idle; idle work
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This article imtroduces adesign for a new style nonelastic element flexible c ouple r with good combinedcompensntion functions of axial, radial and anguladirection s. it s a mew idea designwith a simple and reasonable construction, lowpri ce and convenient maintenance. also it hasa super axial compensating ability compared with common couplers. the theory is that therotary force can be changed into lev eladvanced force. it has been proved that this couplerhas a good combined techn ique proprety and a higher rate between quality and price. itmust have cheerful prospects of application
設計了一種具有良好的軸向、徑向及角向綜合補償功能的新型無彈性元件撓性聯軸器.這種聯軸器構思新穎,結構簡單,容易加工製造,便於裝拆維修,具有一般聯軸器所不能實現的軸向超大補償能力.設計原理可引伸拓寬到將轉動動力轉變為直線推進動力的設計上.實踐證明,該聯軸器具有良好的綜合技術性能和較高的性能價格比,極具應用前景Based on the basic analysis of the structure and power elements of the hybrid vehicle, this thesis presents a powertrain system with a metal pushing belt cvt, aiming to the development status and trend of the hybrid vehicle technology in our country. a rational control strategy and its work mode of this powertrain system are determined, and correlative parameters such as the engine power, the starting torque, and the differential ratio, the rated power and torque of the motor, and the ratio of the torque synthesizer are systematically designed for the changan star 6350b. at the same time, the design of these parameters is considered as the base of the simulation of the motor control system in next step
在對混合動力汽車的結構型式和動力元件進行基礎性理論分析后,針對我國汽車技術發展現狀和混合動力汽車技術的發展趨勢,設計了一種基於金屬帶式無級自動變速器cvt混合動力汽車動力傳動系統方案,根據該傳動系統方案制定了比較合理的控制策略和工作模式,並針對長安之星6350b設計了發動機功率和起始轉矩、主減速比、電機的額定功率和轉矩、轉矩合成器速比等相關參數,為下一步的電機控制系統模擬實驗打下基礎。Electronic units are applied to this device and poleless power regulating method is employed to control heating units, therefore the water temperature near the gate is prevented from being affected by the temperature change of surroundings and ice - free temperature is maintained all the time
該裝置利用電力電子元件,採用無極調功的形式控制加熱元件,使閘門附近的水溫不受環境溫度變化的影響,始終保持在不凍的溫度。This modeling method is applicable to most of facts and hvdc devices, not only to those devices including thyristor - controlled reactor ( tcr ), such as thyristor - controlled series capacitor ( tcsc ) and static var compensator ( svc ), but also to those devices including converter bridge, such as hvdc device and static synchronous compenstor ( statcom ), etc. it deduces the mathematical models of tcsc, hvdc, svc and statcom devices with the proposed method
該方法能適用於大多數facts裝置和hvdc裝置,不僅可用於含有晶閘管可控電抗器( tcr )元件的裝置如可控串聯電容補償( tcsc ) 、靜止無功補償器( svc )等的建模,也可用於含換流橋的裝置如hvdc裝置、靜止同步補償器( statcom )等的建模。本論文採用動態相量法建立了tcsc 、 svc 、 hvdc及statcom裝置的數學模型。It is built using graphical technology of geographic information system and can be used as the graphical plate for power system software, making the operation and the management of the devices easy and intuitionist, and the analysis of network topology more automatic and accurate. in the aspect of the calculation of loss, this system calculates the loss of the active power and reactive power, forms the result in the database considering the differences of load - curves at every node, and allows the property or queries loss of the devices using graphic interface
它以地理信息系統( gis )的圖形化技術為基礎,為電力系統軟體架設圖形化平臺,使設備的操作、管理更加直觀,使電力系統的網路拓撲分析程序更加自動化、準確;在線損計算方面,考慮了各負荷節點負荷曲線的不同,可以從計算結果中分別統計有功損耗和無功損耗,也可以方便的在配網圖上對各種元件進行屬性查詢,損耗查詢等。Based on the theory of branch complex power, accurate formulas are derived to determine complex loss and flow components in power elements. to overcome the deficiencies of the traditional methods which transmission cost is allocated to users only based on active power flow and the existed using portion definitions which fail to take it into account that the interaction of active and reactive power, a new definition of the using portion of a power element by a particular generator or load is addressed
針對當前輸電費用只按有功潮流進行分配,無法計及無功潮流交叉影響的缺陷和基於傳統的電路理論無法結合有功無功潮流來定義元件使用份額的問題,本文又在復功率電源的支路功率分量理論基礎之上,基於發電機和負荷的復功率在支路上引起的有功損耗分量,給出了發電機和負荷對元件使用份額的新定義。For trouble - free longevity, it is also equipped with a ball check valve which is a third - check member, its main function being to prevent backpressure on each pump cycle from unnecessarily acting directly on the check members
為了保證長期無故障使用壽命,這種裝置還配置球型止回閥作為第三個止回閥元件,它的主要功能在於防止每個泵循環產生的反壓力不必要直接作用在止回閥元件上。The research work is involved in the main circuits structure and the protection of the valves, the determination for the important parameters of the components in the main circuits, the triggering system of the valves, the technology of hv - tsc valve ' s turn - on without inrush current presentation, and the function design for the controller of the thyristor valves. a real hv - tsc valve controller corresponding to the research work has been developed. field tests has shown that the hv - tsc valve controller is able to provide effectively and reliably control and protection for the hv - tsc valves
本論文對高壓tsc裝置所用的可控硅開關的主電路電氣結構、主電路的保護電路、主電路中的重要元件參數的選擇、可控硅開關的觸發系統構成、無沖擊涌流投入電容器技術、可控硅開關控制器功能設計及其功能實現進行了深入的研究和探討,並對可控硅開關控制器進行了實際的設計和試制,現場測試證明其對可控硅開關的控制是可靠、有效的。One method was supervised recognition, which was to take advantage of some known information to determine a given sequence whether contained some specific functional elements ; the other way was unsupervised learning, which was to utilize some measures of comparability and some search algorithm to discovery some potential signals in biosequences
一種是有指導的識別方法,即利用已知的信息判讀一段未知的序列中是否含有某種功能元件;另一種是無指導的學習方法,即利用一些相似性指標,通過搜索演算法發現序列中可能蘊含的信號。Application of various passive microwave components as functional ele - ments of industial sensors is considered
摘要考慮各種無源微波元件作為工業傳感器功能部件的應用。Reconfigurable flight control systems are control systems that are characterized by the ability to perform in the presence of drastic changes in the system dynamics due, for example, to abrupt system component failures or rapid changes in the operating conditions
可重構飛行控制系統能夠根據預先設定的故障模式,自動地調節故障后系統的控制律。注重於使用無故障元件獲得更大效益、補償故障元件的功能,有利於保持系統的安全運行,最大限度地執行設定的控制指令。Fiber gratings have several distinguished advantages, such as compare with fiber, low loss and high responsibility. as sensing element, they encode the sensing information in a wavelength form, which are their distinguished advantages over other transducers. that not only make the sensing information does not depend on loss of the system or fluctuation of then source power but also decrease the cost of sensing system and realize multipoint and distributed sensing
光纖光柵與光纖之間存在天然的兼容性,它不僅具有易與光纖連接、低損耗、光譜特性好、可靠性高等特點,而且作為傳感元件,它具有其它傳感器無可比擬的優點,即感應的信息用波長編碼,而波長這個絕對參量不受光源功率的波動、連接或耦合損耗的影響。Abstract : constant components and output opened ports in the result of high - level synthesis lead to explicit redundancy in gate - level technology mapping. explicit redundancy can not improve the performance, but increases power consumption, enlarges circuit area and decreases its testability, so it should be removed. this paper proposes a queue loop optimization algorithm to remove explicit redundancy completely which decreases the circuit area and improves the testability
文摘:高級綜合結果中常量元件和輸出懸空埠導致門級工藝映射結果中存在顯式冗餘.顯式冗餘無助於提高電路性能,反而增加功耗,降低電路的可測試性,使電路面積增大,應予消除.文中提出了顯式冗餘的隊列循環優化演算法,完全消除了此類冗餘,從而有效地減少了生成電路的基片面積,提高了電路的可測試性The permanent magnet brush - less motor is driven effectively by selecting the bootstrap components properly and dealing with the parasitics correctly. the software design is composed of c language for dsp and vhdl ( high speed hardware description language ) for cpld
設計了基於功率mosfet和柵極驅動晶元ir2130的功率驅動電路,通過對驅動電路自舉元件的合理選擇以及寄生效應的正確分析和處理,實現了無刷直流電機的高效驅動。Integration, networking and intellectualization are the trend of the infrared alarm system in the future. zigbee is a wireless technology with global standard, and is designed for low - cost, low - power - consumption, and the supporting of wireless network. based on the deep understanding of zigbee, a new type of infrared alarm system is investigated
集成化、網路化和智能化是紅外探測防盜報警系統未來的發展趨勢, zigbee技術是一種全球統一標準的無線技術,低成本,低功耗,支持無線組網,本文在深入研究zigbee技術的基礎上,在開發新型紅外探測防盜報警系統方面作了探索性的研究,主要內容為: 1 .介紹了熱釋電紅外傳感器的原理、結構和特點,以及以熱釋電紅外傳感器作為核心元件的被動式紅外探測器防盜報警技術的發展概況。Vacuum breaker is widely applied in the reactive power compensation as the switch of shunt capacitor banks, which will cause reignition and over - voltage after the switching performance gets deteriorated
進行無功補償時廣泛使用真空斷路器作為並聯電容器組的開關控制元件,其操作性能劣化后,突出的表現就是極易發生重燃和操作過電壓危害。Fibre optic interconnecting devices and passive components - basic test and measurement procedures - examinations and measurements - coupled power ratio measurement for fibre optic sources
光纖互連器件和無源元件.基本試驗和測量程序.檢驗和測量.光纖光源的耦合功率比測量Fibre optic interconnecting devices and passive components - basic test and measurement procedures - part 3 - 31 : examinations and measurements - coupled power ratio measurement for fibre optic sources
纖維光學互連裝置和無源元件.基本試驗和測量程序.第3 - 31部分:檢驗和測量.纖維光學源的耦合功率比的檢測Fibre optic interconnecting devices and passive components - basic test and measurement procedures - examinations and measurements - measurement techniques for characterizing the amplitude of the spectral transfer function of dwdm components
光纖互連裝置和無源元件.基本試驗和測量程序.檢驗和測量. dwdm元件光譜傳輸功能的振幅特性化的測量技術Fibre optic interconnecting devices and passive components - basic test and measurement procedures - part 2 - 14 : tests - maximum input power
光纖互連設備和無源元件.基本試驗和測量程序.第2部分第14節:最大輸入功率分享友人