續流電路 的英文怎麼說

中文拼音 [liúdiàn]
續流電路 英文
freewheeling circuit
  • : Ⅰ形容詞(連接不斷) continuous; successive Ⅱ動詞1 (接在原有的后頭) continue; extend; join 2 (...
  • : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
  • : 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...
  • 電路 : [訊] circuit (ckt); electric circuit; electrocircuit電路板 circuit board; 電路保持 guard of a c...
  1. Finally, because high - speed power solenoid valve is one of the most important executive parts in the electronic control diesel engine and the performances of diesel engine are strongly related to the solenoid valve, the response performance of the solenoid valve is investigated. the response performance of the solenoid is influenced by many factors, such as driving voltage, electric driving unit etc. in order to have high excitation voltage and in low maintaining voltage, a high - low voltage electric driving unit is designed, and in order to make the solenoid valve close more rapidly, an active free - wheeling circuit and a bootstrapping circuit are designed in the electric driving unit, too. in the high - low electric driving unit, high voltage and low voltage are supplied by the dc - dc device and by the accumulator respectively

    高速強力磁閥的響應性能除了與閥本身的結構和材料有關外,與驅動壓、驅動的設計密切相關,本文通過分析,首先開發出一種高低壓驅動,高壓源是山升壓式dc - dc原理獲取的,低壓由蓄池本身提供,實現高壓強激和低壓維持的功能,中採用有源柴汕機中卜軌知介系統的設訓及其七川j敝略的叭究進行,加誣了磁閥的關閉速度;採用自舉吐,降低了場效應管對驅動壓的要求。
  2. On one hand, the focal point that the interface circuit is designed lies in lining up the arrangement of the aerial data, have adopted one pair of ports ram to cooperate with the counter and realize the lining up of the data, on the other hand, interface focal point that circuit design transmission of data, part this finish mainly and interface of linkport of dsp, make data transmisst to dsp processor at a high speed, go on follow - up punish

    一方面,介面設計的重點在於對天線數據的整理排隊,採用了雙埠ram配合計數器實現數據的排隊,另一方面,介面設計的重點是數據的傳輸,這部分主要完成和dsp的linkport的介面,使數據高速傳給dsp處理器,進行后處理。這個項目按照自上而下的設計程,從系統劃分、編寫代碼、 rtl模擬、綜合、布局布線,到fpga實現。
  3. Schottly barrier diode can be used as rectifying and continuous - flow unit in high frequency rectifying, switching and holding circuit, yet reducing the power consumption and circuit noise, enhancing the circuit efficiency and operation frequency

    肖特基二極體在高頻整、開關和保護中作為整元件,可以大幅度降低功耗,提高效率和使用頻率,減少噪聲。
  4. Abstract : a new clock - driven eco placement algorithm is presented for standard - cell layout design based on the table - lookup delay model. it considers useful clock skew information in the placement stage. it also modifies the positions of cells locally to make better preparation for the clock routing. experimental results show that with little influence to other circuit performance, the algorithm can improve permissible skew range distribution evidently

    文摘:提出了一種新的時鐘性能驅動的增量式布局演算法,它針對目前工業界較為行的標準單元布局,應用查找表模型來計算延遲.由於在布局階段較早地考慮到時鐘信息,可以通過調整單元位置,更有利於后的有用偏差時鐘布線和偏差優化問題.來自於工業界的測試用例結果表明,該演算法可以有效地改善合理偏差范圍的分佈,而對的其它性能影響很小
  5. Eddy - current sensor conversion circuit consist amplification circuit, band - pass filter circuit, demodulation circuit, differentiation phase and data sampling circuit. these circuits are used to convert the test signal of eddy - current sensor to discrete signal tend to process. the microprocessor system that formed of dsp chip is used to data fitting of test system, data displaying and data communicating with personal computer, etc. the interference questions of hardware design and the measure of eliminating interference signal in the subject are introduced in the last of this chapter

    硬體的設計主要分三大部分來實現:激勵源部分,由分頻和頻率合成組成,產生頻率穩定的激勵信號以確保檢測任務的正常進行;傳感器變換部分,由放大、濾波、檢波、鑒相和數據採集組成,主要將傳感器檢測線圈檢測到的信號變換成只含有被測信息的離散信號,易於后處理;由dsp晶元構成的微處理系統,主要完成檢測系統的數據擬合、顯示及與主機通信等功能。
  6. A lcc multi - resonant ( mr ) network is added to the traditional three - level converters to realize zvs. the unique arrangement of a multi - resonant network results in absorption of all major parasitic components hi the resonant circuit, such as transistor output capacitance, diode junction capacitance and transformer leakage inductance, which can eliminate parasitic oscillation in the converter

    它的優點在於諧振容吸收了開關管和二極體的結容,諧振感吸收了變壓器的漏感,使得開關管和二極體都能在軟開關的條件下完成導通和關斷過程,消除了中的寄生振蕩。
  7. From the view point of the whole topologies of current mode hfl inverters, two topologies of half - bridge and push - pull current mode hfl inverters are proposed, which are composed of four power switches. hfl inverters in discontinuous current mode ( dcm ) are extended to those in continuous current mode ( ccm )

    從完善拓撲和降低成本的角度出發,本文提出了兩種結構的源高頻鏈逆變,它們分別是由四個功率管組成的半橋和推挽雙向源高頻鏈單級逆變,並將工作在模式的逆變擴展到模式。
  8. Electronic soft starter is a kind of novel motor control device which can implement the soft - start, soft - stop and energy - saving of the asynchronous motor. compare in the traditional motor starter, it has outstanding advantages such as stepless regulation of the motor start, avoid the inrush of the torque and the current, and reliable protections, convenient operation and starting repetitively. so the paper aim at electronic soft starter, asynchronous soft starter of electrical machinery electron as research object, study it ' s high - performance soft starting technology - torque control soft - start, develop its realization circuit

    異步動機子軟起動器是一種集機軟起動、軟停機、輕載節能和多種保護功能於一體的新穎機控制裝置,相比于傳統的起動器,它突出的優點體現在能夠連無級的調節機起動、沖擊轉矩和沖擊小、控制簡便、起動重復性好以及體積小等方面,本文以異步子軟起動器為研究對象,研究高性能的機軟起動技術- - -轉矩起動方式,並研製其實現
  9. This article analyses the operation principle of the semiconductor laser power in detail, and demonstrates the feasible scheme of the main part of the power according to the special request under the quasi - successive working way, designs the corresponding hardware circuits and software procedures which implement the accurate automatic control of timing, steady voltage and invariable current power supply without pulse voltage and surge current for digital display semiconductor laser power

    本文深入分析了半導體激光源的工作原理,根據準連工作方式下的特殊要求,論證了源的主要環節的可行性方案,設計了相應的硬體與軟體程序, (實現了定時的精密自動化控制、數字式顯示機半導體激光源的無脈沖壓、無浪涌的穩壓恆
  10. Become a kind of new electronics circuit - current - mode circuit. it is replacing the traditional design method of the voltage - mode in the high frequency high - speed signal processing realm 。 this thesis mainly discussed the modified second - generation current conveyors based on the current - mode kinds of new cuicuit components, they are stronger modified standard current - mode parts in fuctions on this foundation. mainly including the modified differential difference current conveyor ( mddccii ) 、 the fully balanced second generation current conveyor ( fbccii ) 、 ( full balances ) four - terminal floating nullor ( fbftfn ) and the current differencing buffered amplifier ( cdba ), they are all function very strong standard current - mode parts, they all can provide some circuit functions of better than general operation amplifier, because they have the voltage importation and the current importation, therefore use it since can carry out the voltage - mode signal processing circuit expediently, can also carry out the current - mode signal processing circuit expediently, and have to increase the benefit bandwidth to accumulate more widely than the voltage - mode, but have their advantages more according to the current - mode filter of the modified current conveyor, because it constitutes in brief, the filter wave function is stronger and they are better than in general use operation amplifier of many advantages, be easy to composing for example 、 high speed 、 frequency bandwidth 、 the power supply voltage requests low 、 consume small, the impedance is different from etc. advantages, otherwise they have biggish dynamic range, and flexible circuit synthesize, so they are the best active parts

    從第二代傳輸器ccii入手,重點研究了以下幾種改進型的第二代傳輸器:改進的差動差分傳輸器mddccii 、全平衡第二代傳輸器fbccii 、多輸出四端浮地零器ftfn 、全平衡四端浮地零器fbftfn 、差分緩沖放大器cdba的結構及其模型。然後在此基礎上系統地研究了基於這幾種改進型的第二代傳輸器的濾波器的設計方法,主要方法和結果如下:利用mddccii設計了差分式連時間模式低通、帶通濾波器;模式跳耦結構考爾低通濾波器;利用fbccii設計了帶通二階節濾波器及模式雙二階通用濾波器;設計了基於多輸出端ftfn的模式二階通用濾波器;通過數字化開關選擇的基於fbftfn的模式通用濾波器;設計了基於最少個數緩沖放大器(兩個cdba )的多功能通用模式濾波器及其在非理想因素情況下分析。設計濾波器的主要方法是採用級聯設計、運算模擬(信號圖法)和反饋設計(跳耦法) 。
  11. A testbench program is edited to simulate the behavior of the fifo. after the software simulation is accomplished, a real hardware circuit is designed to multiplex two data channels ( 1553b data channel and 1394 data channel ) according to ccsds standard. during the experiment and hardware debugging, the output logic of the fpga is checked up

    設計中,用vhdl語言對高速復接器進行行為級建模,為了驗證這個模型,首先使用軟體進行模擬,通過編寫testbench程序模擬fifo的動作特點,對程序輸入信號進行模擬,在軟體邏輯模擬取得預期結果后,繼設計硬體,設計出的實際實現了將來自兩個不同速率的信源數據( 1394總線數據和1553b總線數據)復接成一符合ccsds協議的位業務數據。
  12. The steady frequency three - phase ac can be changed into the ac which frequency is continuously adjusted in the experiment unit composed of rectifier, inverter, control circuit, and relay safeguard circuit

    Spwm三相變頻實驗單元能夠把頻率固定的三相交變換成頻率連可調的三相交,它主要包括交直變換、逆變、控制和繼保護
  13. Our item choiced msp430f149, a sort of singlechip as controller, designed our hardware electrocircuit to get the pulse wave singnal, and used msp430f149 to continuously search and calculate the peak - peak value of the pulse wave, and compute oxygen saturaction. in our study, in order to hurdle the dirft of baseline caused by the physiological difference of human bodies. we designed one circuit which can automatically regulate of the baseline of signal

    本文以msp430f149晶元為控制器,設計硬體提取脈搏波信號,連檢測脈搏波峰?峰值,計算氧飽合度。本課題採用了基線自動調節,以克服不同人體生理差異引起的基線漂移;設計了直截取和可控積分放大,以滿足臨床連監測的特殊需要,解決信號飽和問題。
  14. Svc series single - phase stabilizer which are composed of contact type self - coupling voltage regulator, automatic sampling control circuit and servimotor, having the advantage such as compact size, light werght, stable and continuous voltage provision wide voltage adjustment and negligible wave form distortion

    Svc系列單相高精度全自動交穩壓器是由接觸調壓器、取樣控制和伺服機組成;具有輸出壓連平穩、調壓范圍寬、輸出波形失真小和穩定可靠等優點
  15. Svc series three - phase stabilizer which are composed of contact type self - coupling voltage regulator, automatic sampling control circuit and servimotor, having the advantage such as compact size, light weight, stable and contnuous voltage provistion wide voltage adjustment and negligible wave form distortion

    Svc系列三相高精度全自動交穩壓器是由接觸調壓器、取樣控制和伺服機組成,具有輸出壓連平穩、調壓范圍寬、輸出波形失真小和穩定可靠等優點。
  16. Power fast recovery diode, which is abbreviated to frd, is one of the key devices in modern power electronic technology. in the power electronic circuits, frd is usually parallel connected with three - end power devices as their freewheeling diode

    高壓功率快恢復二極體(以下簡稱frd )廣泛地應用於中,作為二極體與三端功率器件並聯使用,是現代子技術中的關鍵器件。
  17. " we will work closer together in a number of areas in the coming year, such as optimisation of lightning location information, upgrade of communication links as well as study of relationship between weather, climate and health, " mr lam said

    來年我們會更加緊密合作,在優化閃定位資料通訊升速天氣氣候與健康研究等領域繼加強技術交
  18. This converter not only retains the advantages of ttfc but also has only two camping diodes. moreover the proposed converter operates at nearly unity duty - ratio for very high efficiency and eliminates the voltage overshoot of the output rectifying diodes

    本文提出了一種新型直直變壓器拓撲,該拓撲不僅保留了雙管正激變換器的優點,而且在原邊僅含兩個二極體,結構簡單。
  19. All the power devices including main switches and auxiliary switches are in soft - switching condition ( zvs or zcs ), while the freewheeling diodes are turned off in zero current condition. besides, the control of resonance between inductance and capacitor can be easily realized without needing of setting the threshold values of the inductance current

    中主開關和輔助開關均滿足zvs或zcs條件,二極體也工作在軟關斷方式,並且感和容之間的諧振控制不需要設定閾值,控制邏輯簡單,可實現四象限運行。
  20. In this paper, the principles on vlsi realization of one - dimension cwt are expounded, and the relevant methods of the implementation are classified and compared with each other. and then, a novel method of implementing one - dimension continuous wavelet transform using switched - current circuit is proposed, in which the continuous wavelet transform is implemented by the parallel structure of biquadratic functions realized with switched - current circuits on the basis of approximation theory of network function

    本文闡述了小波變換vlsi實現的原理,並對相關的實現方法進行了分類和比較,提出了一種新的利用開關實現任意一維連小波變換的方法,基於網函數逼近理論,將連小波變換轉化為雙二次函數並聯結構,並用開關技術實現。
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