電抗電路元件 的英文怎麼說
中文拼音 [diànkàngdiànlùyuánjiàn]
電抗電路元件
英文
reactive circuit element- 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...
- 抗 : Ⅰ動詞1 (抵抗; 抵擋) resist; combat; fight 2 (拒絕; 抗拒) refuse; defy 3 (對等) contend with...
- 路 : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
- 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
- 電路 : [訊] circuit (ckt); electric circuit; electrocircuit電路板 circuit board; 電路保持 guard of a c...
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At present, most of the domestic simulation systems designed with analogy circuits, are easy to run out and affected by the ambient temperature with their complex structure and poor ability to withstand disturb
目前,國內現有的原動機模擬系統,大多採用模擬電路,存在結構復雜、電子元器件容易老化、易受環境溫度影響、抗干擾能力差等缺點。Some anti - interference techniques are introduced such as appropriate circuit layout and wiring, the component and device screening as well as digital filter and the zero point processing in software
提出了通過從電路合理的布局布線和元器件的篩選以及軟體的數字濾波和零點處理等措施來達到抗干擾的目的。For bus system installation, the focus is put on cable selection principle, installation process and antinoise measure ; for security protection equipment installation, the intrinsic safety concept, installation method equipment selection and installation under two electric power supply modes ( entity concept and fisco model ) and the bus system protection against surge voltage are illustrated ; for network component installation, the selecting, installing and integrating methods of general purpose terminators, repeaters, link equipment, bus power supply and impedance module are described
在總線電纜的安裝方面,著重討論了電纜的選型原則、安裝方法和抗噪防擾措施;在安全保護設備安裝方面,介紹了總線系統中本質安全的概念、安裝方法、兩種供電方式(實體概念和fisco模型)下設備的選擇與安裝以及總線系統浪涌電壓的保護和設備安裝方法;在網路元件的安裝方面,主要列舉了通用終端器、中繼器、鏈路設備、總線電源及其阻抗模塊等的選擇、安裝和集成方法,為總線系統的安裝提供了可以借鑒的實用經驗。The pt secondary loop voltage drop is a changing amount and has the characteristics of indirection and certain randomness. the second, according to the cause of pt secondary loop voltage drop, the different methods to reduce the pt secondary loop voltage drop were analyzed and the conclusions are draw as below : 1. changing bigger section wire and maintaining the connector plugs regularly can reduce the pt secondary loop voltage drop effectively, but ca n ' t guarantee which meets the relevant rules
首先,通過對電壓互感器二次壓降的形成機理進行分析,得出以下關於二次壓降的相關結論: 1 、電壓互感器二次壓降等於二次迴路阻抗和迴路電流的乘積; 2 、電壓互感器二次迴路阻抗分為元器件自身阻抗和接觸阻抗兩部分,且接觸阻抗佔主要部分,從而使得電壓互感器二次迴路阻抗具有動態特性,而且具有一定的隨機性; 3 、電壓互感器二次迴路電流與二次負荷和迴路阻抗大小相關,因而二次迴路電流也是變化的; 4 、電壓互感器二次壓降是一個變化量,且具有單向性和一定的隨機性。1. a small and cheap 8 - bit microcontroller is used as control core. all components of the sensor, some of which are necessary for the multiple and intelligent functions, are selected ones with low cost and small package. by designing all auxiliary logic circuits in a complex programmable logic device ( cpld ), and integrating all analog circuits in an application specific ic ( asic ), the size of pcb board is greatly reduced, which make it possible that the pcb can be installed with the displacement detector together
系統採用小型廉價8位微控制器控制,電路內配置了為實現多功能智能化所必需的硬體,並全部採用低價格、小體積器件,還將所有輔助邏輯電路設計在一片復雜可編程邏輯器件cpld內,所有模擬電路集成於一片專用集成電路asic內,大大縮小了電路板尺寸,再與傳感元件組裝在一起,從而使整個系統在保證智能化功能的前提下,具有體積小、成本低、一體化和抗干擾能力強的特點。In the course of design, we fully consider the actual conditions on the railway and take a series of corresponding measures to the concrete problem. such as we select high - accuracy microconvertor and have the converted function in succession data collecting system chip aduc812, design v / f circuit and external a / d circuit. in anti - interference of the hardware, we try to disperse each function module to avoid interfering each other, adopt photoelectric isolated technology to dispel the circuit connection of input and output. in controlling we import arithmetic mean into strain wave algorithm and real computing technology of virtual value for sample treatment of data, that is using the software to smooth away interfere error and to calculate actual value, thus it makes the precision of the data improve greatly
在設計過程中,根據系統要求,充分考慮鐵路上的實際情況,針對具體問題採取了一系列的相應措施,如在器件選擇方面選用高精度microconvertor系列、具有adcdma連續轉換功能的數據採集微控制器晶元aduc812 ,設計了v f變換電路和外部a d轉換電路;在硬體抗干擾方面,將每個功能模塊盡量分散獨立開來以避免相互干擾、採用光電隔離技術消除輸入輸出通道上的電路聯系;在控制方面對于采樣數據的處理引入了算術平均值濾波演算法和真有效值的計算方法,即通過使用軟體來濾除系統中有干擾造成的誤差並計算真值,從而使數據的準確性得到極大地提高。The first, the effect of the sizes of coupling slots in a coupling double gap cavity on the cavity characteristics is studied through simulation computation of three dimensions electromagnetic field and analysis of equivalent lumped element circuit. it is concluded by the research that, in lower frequency band, bigger coupling slots in a coupling double gap cavity are beneficial to raising the characteristic impedance and lowering the frequency of it mode
第一,採用三維電磁場模擬計算方法和集中元件等效電路法研究了耦合雙間隙腔中耦合槽尺寸對諧振腔性能如何影響等問題,得出了重要結論:在較低頻率波段,耦合雙間隙腔中開大耦合槽有利於提高模的特性阻抗,降低模頻率。The control nuclear of this system is base on the single chip micro - comupter, and use the fuzzy control, transform the dc voltager - stabilzed power supply based on simulate component into a digital one. in this paper, it discussed the theory of three - phase half control ; design the fuzzy controler ; used the fuzzy control in this system
由於目前的直流電源櫃由模擬電路實現,硬體電路復雜、元器件易老化、存在溫漂和抗干擾能力差的缺點,因此提出了單片機模糊控制晶閘管直流調壓系統的課題,對直流電源櫃進行改造,支持電站系統的工作。Sensors using fbg as the sensing component have many advantages including light weight, small size, anti electromagnetism interference, convenience in fiber connecting, wavelength absolute coding etc. multiple point detection of materials ( temperature, strain etc. ) can also be achieved by connecting several sensors into a net using variety of multiplex techniques and embedding it into or sticking on the surface of the material or structure
以光纖布拉格光柵( fbg )為傳感元件的傳感器具有重量輕、體積小、抗電磁干擾、易於光纖連接、波長絕對編碼等優點,還能把多個傳感器利用各種復用技術連接成傳感網路,埋入材料和結構內部或貼裝在其表面,實現對其特性(如溫度、應變等)的多點監測。Yet, most existing high speed on / off valves use electromagnet as their electicity - mechanism conversion element, and good performant electromagnets have to be imported from other countries, in such situation, it is difficity to make excelent high speed electromagnet valve made in our country, even if we can make good performant high speed electromagnet valve in our country, it still has the shortcoming of not high enough respond speed, too small placket and big volumeo in this thesis, a new high speed on / off valve is developed based on two types of existing valves, this new valve has higher respond speed, a little big placket and little volume o for the new valve, several main task was made out as below : a ) several types of high speed on / off were first analyzed, then the basic performance of the actuator of the new valve was analyzed
高速開關閥是20世紀80年代發展起來的一種具有響應速度快、抗污染能力強、與電子電路配合好等特點的一個良好的動力放大元件。但是現有的高速開關閥基本上採用電磁鐵為電?機轉換元件,高性能的電磁鐵又基本為進口,難以滿足高性能高速開關閥國產化的要求,即使是高性能的電磁鐵式高速開關閥,仍存在著響應速度不夠大、開口過小、體積較大的缺點。本文在現有兩種高速開關閥的基礎上,設計了一種新穎的高速開關閥,在提高其動態性能的同時,增大了閥的開口,減小了閥的體積。Elements of electrical and optical connection - test methods - electrical elements - measurement of open circuit impedance of couplers
電氣和光學連接元件.試驗方法.電氣元件.耦合器開路阻抗的測量Aerospace series - elements of electrical and optical connection - test methods - part 701 : electrical elements - measurement of open circuit impedance of couplers
航空航天系列.電氣及光學連接元件.試驗方法.第701部分:電氣元件.耦合器開路阻抗的測量In chapter 3, a carrier synchronization method is put forward, parameters and design of each part of the afc loop are described in detail, at the same time the carrier synchronization unit has been simulated using matlab language and its performance analyzed. simulation results show it efficient
第三章基於綜合抗干擾數據傳輸系統中擴頻同步、自適應陣收斂和載波同步的關系,提出一種適合系統並利於fpga實現的載波同步方法,詳細闡述了自動頻率控制( afc )環路主要部件的參數及電路設計,並對載波同步單元進行了matlab模擬和同步性能分析。In this dissertation, a boa - type waveguide optic switch with double - heterostructure gaas / gaalas has been researched. gaas - based integrated optical devices have good temperature, good anti - radiation and optical - transmission characteristics, and also have wide transparent range of wavelength. they can also be integrated on a chip with optical active devices and electronic devices, such as semiconductor laser, optical modulation, optical amplifier, pin, and so on
基於gaas材料的集成光學器件不僅具有良好的光傳輸特性、溫度特性、抗輻射能力和其較寬的透明波長范圍,還有望進一步實現晶元與光源、光調制器、光探測器和半導體光放大器等其它光電器件以及集成電路的單片集成;採用gaas gaalas雙異質結材料製作的光開關可以得到較低的開關電壓,而且採用gaas gaalas異質結材料的光傳輸損耗很小。In chapter three, the passive vibration control of a smart cantilever beam with piezoelectric shunt damping system is studied theoretically. in this chapter, the mechanical impedance of piezoelectric shunt damping system is analyzed, and the parameters of the rlc piezoelectric shunt circuit are optimized via transfer function of the piezoelectric shunt damped beam in order to optimize the vibration damping effect
研究了利用壓電分流阻尼系統進行壓電智能懸臂梁被動振動控制的方法,分析了壓電分流阻尼系統的機械阻抗,並通過傳遞函數方法對rlc串聯壓電分流諧振電路元件的參數進行了優化,以使壓電分流阻尼系統的阻尼效果達到最優。It has many benefits due to its ultra - wideband nature which including the following : not sensitive to channel fading, low transmit power, extremely difficult to intercept, low complexity of transceiver structure, fine range resolution ( centimeter scale ) for location and so on this paper combines uwb technology and mobile ad hoc network technology, concerting the lasn project of national key laboratory of communication, researchs the baseband process cell of uwb communication transceivers on the base of arithmetic research and spot test
本文結合uwb技術和移動自組織網( manet ,即mobileadhocnetwork )技術,配合通信抗干擾技術國防重點實驗室uwb技術研究項目「 lasnproject 」的工作進展,在演算法研究和現場測試的基礎上,對uwb通信節點樣機的基帶處理單元進行設計研究。樣機結構包含三大模塊:天線、用分立器件形成的射頻電路、由fpga構建的基帶處理單元。Wp - le series intelligent electric power instrument is a kind of new electric power display control instrument developed and produced by wideplus company. it has adopted advanced micro - processor as its core component, it has many characteristics such as precise measurement, visual and clear display, perfect performance, good stability, strong anti - interference capability, high universality and reliability, superior performance and favorable price etc, can replace the point type instrument or normal digital display instrument including the digit display instrument constituted by electronic discrete components and universal integrated circuit
Wp le系列智能電力儀表是上潤公司開發生產的一類新型電力顯示控制儀表,採用了先進的微處理器作為核心部件,具有測量精確,顯示直觀清晰,功能完善,穩定性好,抗干擾性能強,通用性和可靠性高,性能價格比優等特點,可替代指針式儀表或常規數字顯示儀表包括由電子分立元件和通用集成電路構成的數顯儀表。High input impedance, powerful ability of anti - interference, wide range of phase - shift and less outward elements are advantages of the circuit. and it can be simply installed and debugged. in addition, it is reliable to put the circuit into practice
該觸發電路具有功耗小、功能強、輸入阻抗高抗干擾能力強移相范圍寬( 0 177 )外接元件少等優點,而且安裝調試簡單、使用可靠。分享友人