空分電路 的英文怎麼說

中文拼音 [kōngfēndiàn]
空分電路 英文
space division circuit
  • : 空Ⅰ形容詞(不包含什麼; 裏面沒有東西或沒有內容; 不切實際的) empty; hollow; void Ⅱ名詞1 (天空) s...
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : 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...
  • : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
  • 空分 : sd space division
  • 電路 : [訊] circuit (ckt); electric circuit; electrocircuit電路板 circuit board; 電路保持 guard of a c...
  1. The theory of wilkinson power combiner and ratrace coupler is analyzed by using the odd - even mode method in this thesis. on the basis of the theoretical analysis, we designed and tested the wilkinson power divider, the modified wilkinson power divider and ratrace coupler, good agreement is observed. in addition we propose a power combiner based on a waveguide - to - microstrip transition using antipodal finlines. this structure united the two functions of transition and equal power division, it can not only be used in the circuit power combiner but also be used in spatial power combiner

    另外提出一種基於鰭線波導微帶過渡功器,該結構將過渡與功兩種功能完全結合,不但可以用於合成式功率合成,也可用於間功率合成中。對功率合成器,其主要指標是輸出功率和效率,其中提高輸出功率和效率的一個方法是在輸出端抑制諧波,主要是對二次諧波的抑制。
  2. The part of communication card development is mainly composed of the design of reset circuit, the implement and control of sharing ram, the assignation of address and the design of eprom program

    通信卡研製部的主要內容包括復位的設計,共享ram的實現與控制,地址間的配以及板上eprom程序設計等。
  3. Above this 34 - m antenna, called dss - 13, is one of those large dishes of the deep space network in goldstone, california and is primarily used for receiving echoes reflected from asteroids when they are beamed by groundbased radio signals

    圖上這座口徑34米的天線,編號dss - 13 ,隸屬美國加州的深。當天文學家從地面向小行星發射無線波時,小行星會把部波反射回地球,並由dss - 13所接收。
  4. Above ) this 34 - m antenna, called dss - 13, is one of those large dishes of the deep space network in goldstone, california and is primarily used for receiving echoes reflected from asteroids when they are beamed by groundbased radio signals

    (圖上)這座口徑34米的天線,編號dss - 13 ,隸屬美國加州的深。當天文學家從地面向小行星發射無線波時,小行星會把部波反射回地球,並由dss - 13所接收。
  5. Contraposing the measurement principle of the traditional hotwire air mass flowmeter, the reason of the excursion of the result for flow measurement was analyzed and inferred when environment temperature changed ; the method for temperature compensation and the realization circuit was given ; and compared the theory output of the new type hotwire air mass flowmeter with its real output after temperature compensation

    摘要針對傳統型熱線式氣質量流量計的測量原理,析和推導出當環境溫度變化時對流量測量結果產生偏移的原因;提出了一種環境溫度的補償方法和具體的實現;並對經環境溫度補償后的一種新型熱線式氣質量流量計的理論輸出和實際輸出進行了計算與比較。
  6. In the hardware design, the paper completes modules ’ design like outside memory, patulous a / d, patulous d / a, rs232 communication, ecan communication, led control, keyboard control, distant control, emulation, reset, logic voltage switch, dsp supply power regulate and ac - dc power circuit, as well as room layout design like anterior panel, back panel etc. and dsp transfers data with peripheral equipments except outside memory using serial ports. besides, the whole circuit is configured in interrupt response. thus, it can meet system demand as well as take full advantage of tms320f2812 ’ s hardware resource. in the software design, the paper finishs programs like the interface programms intercommunicates with people, the distant control program, ad and da modules ’ control program, in addition, the paper select the velocity and acceleration state - feedback algorithm and is written in the program. the software design uses dsp integrate exploiting environment named ccs2. 2 of ti inc. as software instrument, and programs with the combination of c language and assembly language. moreover, in order to maintenance or modify the software expediently and shorten software ’ s exploitation time, the design adopt software modularization technique. finally, some air cylinder experiments are carried out to proved that the pneumatic controller is very practical

    在硬體設計中,本文完成了片外存儲器擴展、 a / d擴展、 d / a擴展、 rs232通信介面、 ecan通信總線介面、液晶顯示控制、鍵盤控制、遠程控制、模擬、復位、邏輯平轉換、 dsp工作源校正和ac - dc源等模塊設計以及控制器前面板、後面板等的間布局設計。其中dsp與除外部存儲器的外圍設備之間的數據傳送全部採用串口通信,同時系統配置成中斷響應方式,這樣既滿足了系統要求,又充利用了tms320f2812的硬體資源。在軟體設計中,本文完成了人機界面功能模塊、遠程控制模塊、 ad擴展模塊、 da擴展模塊、速度和加速度狀態反饋的控制演算法的程序設計。
  7. Among various fabrication techniques of thin film, the sol - gel process has gained much interest for the preparation of pzt thin film, due to ihe advantages of good homogeneity, easy control of composition, low in - ill i reaving temperature, easy formation of large area thin films pb ( zrxti : - k ) 0 :, ( pzt ) films were prepared on the ito coated glass plates and low resistor silicon wafer in sol - gel dip - coating process associated wi di heat treatment : at different temperatures and characterized by x - ray diffraction ( xrd ) and transmission electron microscopy ( tem ). lt is shown that the pzt ferroelectric thin films with ( 110 ) preferred orientation and well - crystallized perovskite structure can be obtained after annealing at 680 ? for 30 minutes on ito substrate and at 800 " c for lornin on silicon substrate

    Pzt的制備方法有很多,其中溶膠?凝膠( sol - gel )方法可以和集成( ic )光刻工藝相互兼容,處理溫度低,有大面積塗敷性能,能精確地控制組,無需復雜的真設備,成本低廉,所以對于集成鐵薄膜容的應用這種方法有很廣闊的前景。本文利用sol - gel技術在摻錫的in _ 2o _ 3透明導薄膜( ito )襯底和低阻硅襯底上成功地制備了pzt鐵薄膜。運用了x射線衍射, sawyer - tower和lcr別對薄膜的晶化溫度,結構和學性能進行了測試。
  8. This paper analyses the usage of lgk series of air plasma arc cutting machine, and enumerates the causes and solutions of striking arc, main circuit, gas path and cutting torch breakdown

    摘要析了lgk系列氣等離子弧切割機的使用方法,例舉了其引弧故障、主故障、氣故障、割槍故障產生的原因和解決方法。
  9. Crystal defect - parts of the crystal that contain vacancies and dislocations that can have an impact on a circuit ' s electrical performance

    晶體缺陷-部晶體包含的、會影響性能的隙和層錯。
  10. Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively

    本文對大圓環直線感應機進行了深入細致研究,內容包括: ( 1 )本文採用有限長行波面流作用於有限長鐵芯上的模型,引用了氣隙磁場一維解,研究了單層繞組磁場,奇數極半填槽雙層繞組在採用整距和短距時磁場的析、比較,簡單介紹了二維解; ( 2 )用有限元軟體ansoft對大圓環直線感應載氣隙磁場進行了靜態析,並析了結果; ( 3 )用軟體進行了額定壓下的瞬態析,得到了轉矩,位移,轉速隨時間變化曲線圖,利用單極性霍爾元件測定轉速並與軟體計算結果進行了比較,採用等效法計算了堵轉時的最大磁力並做實驗進行了驗證,由實驗測得了三相流波形,並與計算結果進行了比較,對其不對稱性進行了定性析。
  11. 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

    對器件占比的pwm調節,相當于在中加入一個子變壓器,使得輸入方波源和輸出方波源的正負壓幅值別匹配。
  12. Through analysising the characteristics of the power system with floating neutral point deeply, the paper puts forward a new plan of single - phase to ground fault line selection on the base of s ' s signal injecton method and gives the hardware and software design. in this design, the high speed sampling and data processing is carried out through using dsp processor ; the large electrice current is drived through the application of a high - performance audio power amplifier and transformer ; the communication between host computer and detectors is realized through rs485 bus technology ; the difference multilevel frequency - selected amplifier is designed and the feeble signal of space is sampled on the base of the theory of magnetic induction ; the interface between dsp and exterior chip and rs485 interface logical is designed through using fpga ; the using of lcd module and keyboard interfacing chip makes the interface between human and machine ; the programme of host computer and detectors is designed through using blocking design method

    在本設計中,採用高速的dsp處理器,實現了對故障特徵信息的高速採集與處理;採用大功率的功放晶元與變壓器配合的方法,實現了大流信號的驅動輸出;採用485總線技術,組建了裝置主機與多探測器之間的主從式通訊網,實現了多干擾條件下裝置主機與多探測器的可靠通訊;設計了差式多級選頻放大,採用磁感應的方法實現了對間微弱信號的接收;利用fpga技術,實現了控制器與多外設的介面及數字信號的串並轉換;採用了先進的lcd液晶顯示模塊及鍵盤介面晶元,設計了人機信息交互的介面;採用了模塊化的軟體設計方法,開發了裝置主機及探測器的軟體程序。
  13. ( 3 ) modeling of the asymmetrical half bridge converter in the thesis, a small average circuit model of asymmetrical half bridge converter power stage is established by method of state space averaging. in term of it, a system model of total converter is founded. the characteristic of stabilization and dynamic is analysed and the compensator is designed basing of it

    ( 3 )不對稱半橋dc dc變換器的建模析採用狀態間平均法建立了不對稱半橋變換器功率級的小信號平均模型,在此基礎上建立整個變換器系統模型,對系統的動態特性和穩定性進行了析並設計了補償器。
  14. Synchronous pulse generating circuit : got by back panel output 1pps 、 1ppm 、 1pph synchronous pulse signal. pulse is photoelectric isolation static idle contact form output

    同步脈沖發生:通過後面板輸出秒( 1pps ) 、( 1ppm ) 、時( 1pph )同步脈沖信號。脈沖是光隔離的靜態接點形式輸出。
  15. For tq we research fault parallel, search - space parallel and circuit parallel tg approaches

    在tg方面,本文深入研究了基於故障解、搜索解和三種并行tg方法。
  16. In order to make the exploring ability of space environment monitoring systems progress, it is very pivotal to improve the performance of explorers

    如果對標定析系統中的傳感器及其放大作適當的調整,還可以對多種型號的間帶粒子探測器進行標定與量化。
  17. Semiconductor devices - integrated circuits - part 2 - 10 : digital integrated circuits - blank detail specification for integrated circuit dynamic read write memories

    半導體器件集成第2 - 10部:數字集成集成動態讀寫存儲器白詳細規范
  18. Semiconductor devices ; integrated circuits ; part 2 : digital integrated circuits ; section 8 : blank detail specification for integrated circuit static read write memories

    半導體器件.集成.第2部:數字集成.第8節:集成靜態讀寫存儲器白詳細規范
  19. Semiconductor devices - integrated circuits - part 2 : digital integrated circuits ; section 10 : blank detail specification for integrated circuit dynamic read write memories

    半導體器件.集成.第2部:數字集成.第10節:集成動態讀寫存儲器白詳細規范
  20. In connection with the situation of application of hook type earthing resistance meter in the transmission division of yichang power supply bureau, taking account of the principle and the environmental requirement of measurement, the problems in application were proposed and analyzed as well. according to the different grounding structure of lightning protection for overhead transmission lines, the proper measuring method was suggested

    針對宜昌供局輸局鉤式接地阻計使用情況,通過運用該表接地測量原理和適用條件,析並提出使用中存在的問題;對架防雷接地構造差異情況,提出正確的測量方法。
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