high performance circuit 中文意思是什麼

high performance circuit 解釋
高性能電路
  • high : adj 1 高的〈指物，形容人的身高用 tall〉；高處的；高地的。2 高級的，高等的，高位的，重要的。3 高尚...
  • performance : n. 1. 執行，實行，履行；完成；實現；償還。2. 行為，動作，行動；工作。3. 性能；特性。4. 功績；成績。5. 演奏；彈奏；演出；（馴獸等的）表演；把戲。6. 【物理學】演績。
  • circuit : n 1 （某一范圍的）周邊一圈；巡迴，周遊；巡迴路線[區域]；迂路。2 巡迴審判（區）；巡迴律師會。3 【...
  1. High performance and high precision copper and copper alloy strips, electrolytic copper foil, lead frame, copper clad and printed - circuit board, special enameled copper wire, fashioned copper bar, track contact wire, medium and high elastic copper strips for interconnecting devices, precision alloy copper pipes for ac and cooling appliance, over - long and corrosion - resistant copper alloy condenser pipe, seamless cooper water pipe in housing construction and other copper fine and deep processing products will be highly developed in jiangxi province

    江西將重點發展高性能高精度銅及銅合金板帶、電解銅箔、引線框架、覆銅板及印刷電路板、特種漆包線、異型銅排、軌道接觸線、接插元件用中高彈性銅帶材、空調與製冷精密合金銅管、超長耐腐蝕銅合金冷凝管、建築用無縫銅水管等10項銅精深加工產品。
  2. Accelerometer is used widely for measuring acceleration in civil and military field. at present, there are several type of accelerometers such as piezoelectricity electric charge accelerometer, ic piezoelectricity electric accelerometer, compressive resistance accelerometer and alteration capacitance accelerometer. the main part in alteration capacitance accelerometer is capacitance measurement circuit. foreign countries have produced accelerometer that have tiny volume and high performance. however, our country is not able to produce such accelerometer due to the lack of technique

    加速度計作為一種測量加速度的儀器，在民用、軍用領域都有廣泛的應用。目前市場上的加速度計主要有壓電式電荷加速度計、集成電路式壓電加速度計、壓阻式加速度計、變電容式加速度計等幾種類型的加速度計。變電容式加速度計的設計中一個重要的環節就是電容檢測電路的設計。
  3. Above all, we introduce the development of millimeter - wave power combiner and the novel study production at home and abroad. taking circuit form into consideration in the design of millimeter - wave power combiner, the gauge of high reliability and high performance must be defined. we design two kinds of waveguide - to - microstrip transition, the first kind of transition based on the achievement of a matched impedance probe show excellent performance, the second transition can also have good performance on some conditions through numerical simulation

    介紹了國內外毫米波功率合成的發展狀況和最新的研究成果。考慮擬以電路合成方式做毫米波功率合成器，必須解決與功率合成有關的相關組件的高可靠高性能指標問題，因此設計了兩種波導微帶過渡結構，其中探針式過渡測試達到了較好的效果，並對所提出的一種新型微帶波導過渡進行了模擬，在一定條件下具有較好的性能。
  4. Note 1 : the integration is that mode for which adopts import the sensor with stainless steel isolation membrane and high - performance special amplification circuit be directly packed in the probe

    注1 :一體式是採用進口不銹鋼隔離膜片的傳感器和高性能的專用放大電路直接封裝在探頭中。
  5. At first, the pll part and the dds part have been explained rigidly in mathematics. then how the phrase noise and the spur influences the circuit has been discussed in this paper. the above analysis is the basic of designing high performance frequency synthesizers

    本文首先對pll部分和dds的理論做了嚴格的數學解釋，並對其雜散頻譜和相位噪聲進行了討論，給出了其雜散分佈規律及降低雜散的設計方法。
  6. 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

    異步電動機電子軟起動器是一種集電機軟起動、軟停機、輕載節能和多種保護功能於一體的新穎電機控制裝置，相比于傳統的起動器，它突出的優點體現在能夠連續無級的調節電機起動、沖擊轉矩和沖擊電流小、控制簡便、起動重復性好以及體積小等方面，本文以異步電機電子軟起動器為研究對象，研究高性能的電機軟起動技術- - -轉矩起動方式，並研製其實現電路。
  7. Industrial high performance foams, fine celled polyurethane foams, cellular silicone foams, liquid silicone rubber, high frequency circuit materials, flexible circuit materials

    工業用高性能泡綿、微細孔聚氨脂泡沫材料、多孔硅泡沫材料、液體硅橡膠、高頻印刷線路板材料、柔性印刷線路板材料。
  8. Thirdly, the range switch circuit and filter circuit are designed in the analog input channel. to realize the safe high speed acquisition, the interface circuits are separated from the function circuits, and the isolation power with high performance and digital isolator is used to restrain the common mode disturb and noise of the input

    3 .模擬輸入通道設計有量程切換電路和濾波電路，並且採用了屏蔽、浮置技術和磁耦隔離技術，使用了高性能的隔離電源和磁電耦合器，有效地抑制了輸入信號的共模干擾和噪聲，實現了安全、高速的數據採集。
  9. Initial recovery voltage and peak recovery voltage across the circuit - breaker have an essential affect on re - strike. for assessing performance of circuit - breaker, the higher inductance and lower inductance must be considered at the same time when testing according to theoretic analysis, the directly test circuit on switching the no - load overhead by high - voltage circuit breakers of rated voltage 252kv and below, in compliance with the correlative standard jb5871 and the test devices, and the test circuit parameters have been calculated and the many testes have been carried out

    在理論分析的基礎上，考慮實驗室現有設備的情況依據標準jb5871的規定，選用合適的試驗設備，對試驗線路的參數進行計算，在實驗室建立了252kv及以下電壓等級斷路器開合線路充電電流直接試驗線路，利用該線路進行了數臺產品的試驗，分析了試驗結果，並根據試驗結果和理論基礎討論了gb t1984 - 200 《交流高壓斷路器》 （報批稿）關于開合線路充電電流試驗的有關規定。
  10. When switching the no - load overhead lines by alternating - current high - voltage circuit breaker which is a kind of daily operations in electric power system, over - voltage is probably bringed out and insulating property of the electric devices is breakdowned sometimes, especially, when occuring re - strike. the main purposes that the tests on switching line - charging current are performed in the laboratory are assessing re - strike performance of circuit - breakers. according to the test results, the design of the circuit - breaker is optimized and re - strike performance is improved

    交流高壓斷路器是電力系統中最關鍵最重要的設備之一，斷路器開合空載架空線路是電力系統中常見的操作，操作過程中通常會出現過電壓，對系統絕緣造成威脅，嚴重時會破壞系統的絕緣性能，發生事故，隨著電力系統電壓等級的提高、輸電線路不斷延長及傳輸容量的增大，由操作過電壓引起的絕緣閃絡、設備破壞事故的幾率更加突出。
  11. The proposed 64 bits high performance alu is optimized at algorithm level, logic level, circuit level and layout level, and is implemented in 0. 18 m cmos process. furthermore, the testing technique of the alu is discussed. this thesis mainly contributes to the following aspect : 1

    文章從部件的演算法、邏輯結構、電路參數、物理版圖等多個層次進行設計優化，在0 . 18 mcmos工藝下實現了一款64位高性能算術邏輯部件，並對該部件的測試方法進行研究。
  12. The operational principle of the measurement instrument is introduced, the circuit and characteristic of the integrated single channel pulse height analyzer and those of high performance adc are analyzed, and the measured real - time curves of liquid level and foam height are discussed

    介紹了該測量儀的工作原理，分析了高速集成單道幅度分析器和高性能a / d轉換器的電路及特點，討論了液位曲線和泡沫高度曲線。
  13. Analyze and design jitter performance in high speed circuit

    高速電路抖動性能的剖析與設計考慮
  14. Concretely, on the basis of describing the communication specification of arinc 429 with enhanced parallel port ( epp ), the standard and the module application of dsp and cpld, the thesis has proposed the design of the arinc 429 technology based on dsp system. at first, the function and the application of each module of the system and the operation principle of high - performance cmos bus interface circuit hs - 3282 chip which forms the main body of the data diversion of the interface module are introduced. secondly, the hardware structure of the interface module is described in detail, mainly including data latch and buffer circuit, choice circuit of transmission rate, etc. and then the design philosophy and flow charts of the software are fully discussed, such as the basic requirement of software, the design and realization of the function

    本文在簡單的論述了pc並口協議（ epp ）與dsp之間的通信方法、 cpld模塊邏輯控制應用和arinc429的通訊規范的基礎上，給出了基於dsp的arinc429通訊介面的設計方案:對通訊板中各模塊的功能和應用以及構成數據轉換主體的總線介面晶元hs - 3282的工作原理做了說明;介紹了本設計所用的dsp和cpld的功能概況;詳細敘述了通訊板介面模塊的硬體結構設計，其中，對數據緩沖電路、數據傳輸速率選擇電路、邏輯控制電路等各關鍵點做了重點介紹;具體闡述了軟體設計思想及流程圖，包括軟體的基本要求和功能的設計與實現;接著從埠譯碼單元、 i / o通道、電平轉換電路等方面進行了介面模塊的軟、硬體調試;最後，給出了測試結果，對研製工作做了總結，對本設計的優缺點各做了評述。
  15. In order to overcome this problem, constructing the high performance charge pump circuits is essential for low voltage analog circuit design

    為了解決這個問題，對低壓模擬電路來說，設計高性能的電荷泵電路是十分重要的。
  16. This paper demonstrates how to generate variable pwm waveform based on standard cpld device, the proposed circuit is incorporated with mcu to provide simple and effective solution for high - performance pwm converters. in the brushless model, the igbt ( isolated gate bipolar transistor ) switch state period table is gained by mc33035 which analyzes the signal of position feed - back

    這部分功能在cpld器件中用vhdl語言開發實現，其isp （在系統編程）方式使得設計與維護都比傳統方法方便靈活，由於逆變器開關元件的觸發信號是由硬體來產生的，因此更容易實現準確的高速實時控制。
  17. Because direct torque control requires very high performance of real - time, the popular microcomputer core dsp is used as controller in the design of hardware. its high speed of running is suitable for the experiment. in the main circuit, there is a highly integrated power element : ipm as inverter, which includes seven igbt, has high switch frequency and fault diagnosis function

    在本控制系統的具體實現上，由於直接轉矩控制對實時性要求很高，因此在硬體方面，採用了目前比較流行的數字信號處理器（ dsp ）作為系統的控制器，其處理速度高的特點正好符合本實驗的需要：在主電路中，本系統使用了集成度高的功率器件：智能功率模塊（ ipm ） ，作為逆變環節，其集成了七個igbt ，實現了高開關頻率逆變以及故障診斷的功能，從而使控制系統的體積大大縮小、控制更加靈活。
  18. Due to the direct torque control requires very high performance of real - time, the popular microcomputer core dsp is used as controller in the design of hardware. its high speed of running is suitable to the experiment. in the main circuit, there is a highly integrated power element : ipm as inverter, which includes seven igbt, has high switch frequency and fault diagnosis function

    在本控制系統的具體實現上，由於直接轉矩控制對實時性要求很高，因此在硬體方面，本課題採用了目前比較流行的數字信號處理器（ dsp ）作為本實驗的控制器，其處理速度高的特點正好符合本實驗的需要；在主電路中，本系統使用了集成度高的功率器件：智能功率模塊（ ipm ） ，作為逆變環節，其集成了七個igbt ，實現了高開關頻率逆變以及故障診斷的功能，從而使控制系統的體積大大縮小、控制更加靈活。
  19. This paper aims at the request of distribution automation and the disadvantages of existent ttu products and puts forward a scheme of ttu design : dsp ic tms320lf2407a of ti ltd. is chosen as a controller because of its high performance ; a three - phase power / energy ic developed by sames ltd. is used as a measure module to simplify the hardware circuit and software program ; the embedded modem and rs485 / rs232 mode communication interfaces are designed to make the data transfer more flexible and effective ; the 101 communication protocols of international electric power standard are adopted to improve its compatibility

    本文針對配電自動化的要求及現有ttu產品的不足，提出了一種基於dsp的配電變壓器遠方終端單元的研製方案：微控制器選用ti公司高性能定點dsp晶元tms320lf2407a ；使用sames公司推出的三相電能計量晶元sa9904a作為測量模塊，簡化了硬體電路和軟體編程；採用siliconlaboratories的嵌入式modem 、 rs485 rs232等多種通信方式，使數據傳送變得靈活、高效；為了提高設備兼容性及通用性，通信協議採用國際電力標準101規約。
  20. Dds is used to achieve fine resolution, while injection phase lock circuit is used to realize low phase noise high performance input reference frequency

    Dds用於實現小步進，而注入鎖相電路則用來產生低相噪的高性能參考源。
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