通用比較器 的英文怎麼說

中文拼音 [tōngyòngjiào]
通用比較器 英文
general comparator
  • : 通量詞(用於動作)
  • : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
  • : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
  • : Ⅰ動詞1 (比較) compare 2 [書面語] (計較) dispute Ⅱ副詞(比較) comparatively; relatively; fair...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 通用 : be in common use; be current; apply or be used universally
  • 比較 : 1 (對比) compare; compare with; contrast; parallel (with); comparison; by comparison; in comp...
  1. The heat - exchange apparatus is the window for air - conditioner to exchange energy with outside. we analyze the efficiency of heat - exchange apparatus by the theory of heat - transmit, and compare the advantage and disadvantage of different type evaporator ' s and condenser ' s design by lots testing, and compare the effect of heat - exchange for different type flake, and compare the effect of heat resistance for different stretch of copper tube and flake. then we get many useful results from those different comparing

    蒸發與冷凝統稱為換熱,換熱是空調與外界進行能量交換窗口,利傳熱學原理對換熱的效率進行分析,過大量的試驗不同的蒸發,冷凝設計方案的優劣;冷凝使不同片型對換熱效果的影響;銅管與翅片的不同脹緊對熱阻的影響,得出很多有的結論。
  2. The stability of electric power system has been being focused for a long time toprevent a power system from losing synchronism after sudden fault , researchers have done much work and got many accomplishments this paper applied the direct feedback linearization ( dfl ) technique on the power system , a strong nonlinear system simulation results by matlab proved this method efficiency main works and results are as follows : this paper compared some existing methods in excitation control , fast valve control and coordinated control respectively, analyzed the developments and actuality of nonlinear control research in brief, illustrated why ransient stability could be greatly improved by using the fast valve control in chapter 3 , indicated the importance of coordinated control farther this paper introduced the inverse system theory, based on which , discussed the dfl theory, pointed out which had consistency with the inverse theory, expanded the dfl theory combined the idiographic model equations , made which adapt to the model of a single machine - infinite bus power system this paper referenced abundance articles and educed a set of equations , which could describe the dynamical process of excitation and fast valve control for synchronous generators in the equations , there were several very important parameters of power system - - rotor angle ( ) , rotor speed ( ) , generator q axis voltage ( eq ) , transient voltage ( e ' q ) , active power ( pe ) , mechanical input power ( pm ) , valve opening ( ) , generator terminal voltage ( vt ) , based on the model , nonlinear coordinated controller and terminal voltage optimal controller have been designed by using the expanded dfl theory and lq optimal control theory the simulation results showed that the controller could keep power system transiently stable under the effects of a symmetrical 3 - phase short circuit fault , which achieved better postfault regulation compared with another two routine methods , one is the proportion excitation controller and proportion fast valve controller, the other is the proportion excitation controller and the optimal fast valve controller, which could exert good performance when met 1ittle disturbance either

    在介紹逆系統理論的基礎上,詳細介紹了dfl理論,闡明了dfl理論其本質是逆系統方法的一類,並結合具體課題推導出的模型方程將dfl理論進行了擴展,使之適應于電力系統這個強非線性對象。過參考大量的書籍文獻推導出一套實的可將大型汽輪發電機勵磁與汽門綜合起來進行控制的模型方程,此模型方程涵蓋了電力系統中特別引人注目的幾個量- -轉子角、轉子轉速、發電機q軸電勢eq 、暫態電勢e ' q 、有功功率pe 、機械功率pm 、汽門開度、機端電壓vt ,在此基礎上建立了實的電力系統簡化的數學模型,並將擴展的dfl理論應於此模型系統,結合線性二次型最優控制理論設計出大型汽輪發電機的非線性綜合控制及機端電壓最優控制過模擬實驗與採常規的按電壓偏差進行調節的例式勵磁控制+汽門例控制及採常規的按電壓偏差進行調節的例式勵磁調節和基於二次型性能指標設計的最優快控汽門(考慮發電機的飽和因素)進行了對,證實了採此種控制可以有效地提高電力系統的暫態穩定性,並且在電力系統遭受小干擾時同樣具有良好的調節性能。
  3. The calibration of piezoelectric accelerometer is an important area of the shock and vibration measurement technology, and the calibrated piezoelectric accelerometer is divided into standard accelerometer and working accelerometer, usually standard accelerometer is calibrated by absolute method and working accelerometer is calibrated by comparison method

    壓電加速度傳感的校準是振動與沖擊測量技術中的一個重要研究領域,被校的壓電加速度傳感有標準加速度計和工作加速度計之分,常標準加速度計絕對法校準,工作加速度計法校準。
  4. Although there have been many application instances in the field of input / output device technology, we need an specific project and technology route aimed at an given application. in this thesis, we combine the introduction and analysis of relative technology to describe the accomplishment of a coordinate collecting device which is based on incremental rotary encoder. this device is an specific device applied to collect the corrdinate displacement of ground image ’ s three - dimensional model created by full digital photogrammetric station. cpld chip and vhdl are applied in this device to carry out the following work : phase control of the electrical pulse created by incremental rotary encoder, counting the number of electrical pulse, controling the state of signal processing circuit, exchanging data between this circuit and pci control

    本文結合相關技術的介紹和分析,描述了一個基於增量式旋轉編碼的坐標參量採集介面卡的實現,此介面卡是一種於採集全數字攝影測量系統地面影像模型坐標位移量的專設備,該設備採cpld件和vhdl語言實現增量式旋轉編碼的脈沖信號鑒相和計數、信號處理部分的狀態控制以及和pci總線晶元ch365之間的數據交換和信功能,同時該設備的驅動程序基於wdm模式,並且配置有結構良好的動態鏈接庫程序作為系統軟體和驅動程序之間的數據和控制交互中間介面,能夠方便地運行在windows98 / 2000 / xp操作系統平臺上,具有實時性強、工作穩定、好和性價高等特點。
  5. Secondly, a wind resource database and a wind power feasibility study projects database are designed. the algorithms of wind resource characteristic indices calculation and the methods of wind power project assessment are presented. and related application programme has also been deve1oped. at last, active web pages are designed and developed by using the asp technoiogy, which enable the information transmitted from the wind power database to the internet

    首先,分析客戶服務模式與瀏覽服務模式的優缺點,提出了兩種模式混合運行、優勢互補的解決方案,使得系統既具有跨平臺、跨區域特性,又不浪費已有資源;其次,進行了風資源和風力發電可研項目數據庫的設計,提出了風資源特性指標的計算方法和風電項目可行性的評價方法,並開發出相應的客戶端應軟體;最後,運asp技術進行了動態交互web頁面的設計開發,實現數據庫信息的internet發布。
  6. According to negative temperature coefficient of vbe and positive temperature coefficient of vt, a framework of band - gap voltage reference is investigated. the reference offer a source of pir, distributed three voltage, one as upper - threshold voltage of dual - threshold comparator, the other as lower - threshold voltage of comparator, the other as direct current voltage for second band - pass filter amplifier

    同時利pnp晶體管發射結電壓的負溫度特性和發射結差值電壓的正溫度特性設計了一個帶隙基準電壓源。此帶隙基準電壓源本身作為熱釋電紅外傳感的電源電壓,同時分壓提供雙限電壓的上限電平和下限電平以及第二級帶濾波放大的直流電平。
  7. The band - pass filter has a gain of 44db, whose - 3db point are fixed at 1 and 7hz at last, an auto - adaptive hysteresis circuit was used in translating the wave into the form of pulse

    濾波電路增益為44db , 3db點設計在1hz和7hz 。最後運自適應遲滯作為整形,將信號轉化為方波。
  8. On the base of comparing many kinds magnetic material, the amorphous iron material is acted as magnetic core of high power spiral strip pulse transformer

    各種磁芯材料的性能,最終選鐵基非晶態材料作為高功率帶繞式脈沖變壓的磁芯材料。
  9. Advanced fpga technology is introduced to improve the integration of digital circuits, and all digital circuits in the original module are integrated in the fpga chips, which could not only reduce the cost, but also improve the reliability and measurement precision of the circuits. high speed digital signal processor ( dsp ) is selected as the coprocessor instead of scm ; it can receive all kinds of commands sent from vxi, analyze and execute the commands, harmonize each section of the module and process the data. higher - conversion - speed comparator chip is adopted to convert the input signals being measured into square waveform signals which could be identified by fpga chip ; it can expand the measurement range of frequency dramatically

    本文在原有vxi總線四道計數模塊的設計基礎上,過對原模塊缺陷的分析,採一些新的技術和新的電子件來重新設計該計數模塊:採最新的fpga技術來提高數字電路的集成度,將原模塊中的所有數字電路全部集成在fpga晶元中,這樣不僅能節約成本,還能提高電路的可靠性和測量精度;採高速的數字信號處理( dsp )取代原有的單片機作為協處理,來接收vxi發來的各種命令,分析命令、執行命令、協調模塊各部分的工作以及對數據的處理;採轉換速率更高的晶元將輸入的被測信號轉換為fpga晶元能夠識別的方波信號,能極大提高測量頻率的范圍;採d / a轉換晶元和隔離運算放大得到隔離道所需的電平,該電平值能夠根據實際需求進行設置,能增強模塊的使靈活性。
  10. But the cost of the testing system limit the further intelligent development, and " a / d convert " is the key part of this system. in order to solve this conflict problem this paper gives a method - by adding a few components to at89c2051, and using it ' s internal converter we have designed a a / d module with the function of microprocessor

    但是檢測系統的成本在一定程度上限制了傳感向智能化方向發展,而檢測系統的關鍵部件就是「模數轉換裝置」 ,為了解決這一問題,本文利具有極高性能價格的at89c2051單片機本身帶有的內置過外接少量元件,設計出了具有微處理功能的a d模塊。
  11. This thesis deals with design and application of a multiprocessor made of four dsps in monitoring receiver. the broadband monitoring receiver requires a kind of chip with high performance because of complicated intermediate frequency signal processing. the author selects a kind of digital signal processor called adsp21160. during the process of design, the author uses cpld, fpga and some special cpus to finish signal, processing in the monitoring receiver. cluster multiprocessor based on vxibus made of four adsp21160 is put forward. the task distribution of four dsps is solved too. furthermore, data transition methods between chips at a high speed through link ports and chip extension mode using external port are recommended. the author debugs, emulates the program in one adsp - 21160 ez - kit lite and simulates the multiprocessor program in visualdsp + +

    本文主要探討了監測接收機中多dsp處理模塊的設計與應,寬帶監測接收機的中頻處理數據量大、實時性高,這樣,對dsp晶元提出了很高的要求,作者選擇了最適於監測接收機的數字信號處理adsp21160 ,並結合使了cpld 、 fpga以及一些專的cpu來完成監測接收機中的數據處理。作者提出了由四片adsp21160組成的簇式多dsp處理模塊的結構並配以了vxi總線,論述了簇式結構的特點,解決了多dsp處理模塊中四片adsp21160的任務分配問題。
  12. Comparing with the others improved sn - pid controller, it has the advantages of simplicity, stableness and versatility

    與現有的單神經元控制,具有強、演算法簡單、穩定性好的優點。
  13. We also compared the effects of positive and negative third - order dispersion working with srs. the result shows that the effect of negative third order dispersion working with srs is more suitable for pulse propagation and compression. as a result, we proposed two methods to facilitate the propagation of optical pulse in nolm, and hence provided a theoretic guidance to the better design of eight - figure fiber laser

    並且正、負三階色散分別與拉曼散射效應的相互作對飛秒脈沖傳輸特性的影響,發現脈沖拉曼散射與負的三階色散相互作更有利於飛秒脈沖的傳輸與壓縮,從而提出了改善了飛秒光脈沖在環形腔中的傳輸特性的兩種方法,進而為「 8 」字形光纖激光的優化設計提供了理論指導。
  14. There were three kinds of polarized models for cymbal piezoelectric transducers : axial, radial and tangential polarized models. with finite element analyses method calculate the displacements produced by three kinds of models of cymbal transducers separately

    本文運有限元分析方法,分析了壓電陶瓷片分別為縱向極化、徑向極化和切向極化三種工作模式下cymbal換能的縱向位移,最終確定採縱向極化工作模式。
  15. Firstly, the theory and the architecture of hardware system are described, secondly, the steps of the signal processing are discussed in detail. based on the experiments and the characteristics of the signal, we pre - process the signals with band - pass filter, proportional amplifier and coherent demodulator. after sampling and analysis doppler information, we display the final results distinctly to alarm in time

    然後,結合系統中各主要部分的任務,詳細介紹了信號處理的各個步驟:過實驗,並結合接收信號的特點,選濾波例放大、相干檢波等技術對信號進行預處理;然後對獲得的多卜勒信息進行采樣和頻譜分析;最後,直觀的形式顯示數據結果,以及時準確地告警。
  16. To be quite different with the common servers, web server can only provide a sort or sorts of web services to the clients, such as email service, http service, proxy service, etc. because of the compact methods using on the implement of the web server, it can provide a lot of effective services to the users at the lower costs

    服務不同,它只向戶提供一種或幾種網路服務(如email服務、 web服務、代理服務) 。由於採了專而精的設計思想,網路專服務能以低廉的價格向戶提供高性能、高可靠性、易維護的網路服務。
  17. Furthermore, five kinds of methods that discussed the interview web databases of thesis, for the method that in the web server carry the offering in the center piece have two kind : cgi and api. among them, cgi ' s efficiency is low, the speed is slow : api overcame the cgi ' weakness, devolp the permit, conclusion is : use the asp technique interviewing the ssms realizes easily, the function is strong and big, efficiency high etc. the articles design score management system with asp technology

    在此基礎上,本文分析了訪問web數據庫的五種方法,對于在web服務端提供中間件的方法有兩種: cgi和api 。其中, cgi效率低,速度慢: api雖然克服了cgi的缺點,但兼容性差,開發難度大。五種方法的優缺點,得出的結論是:asp技術訪問學生成績數據庫具有易實現、功能強大,效率高等優點。
  18. In order to make full behavior simulation of sigma - delta modulator, the noise models have been set, taking into account most of the sigma - delta modulator ’ s non - idealities and the final result supports the noise models. last, the main circuits of modulator have been designed, such as operational amplifier, comparator and clock generator, the design principle of noise - killed logic circuit has been presented. these circuits have been simulated

    調制的噪聲模型,考慮了影響調制性能的一些主要非理想因素,過模擬驗證了噪聲模型的正確性;最後,設計實現了結構中的主要電路,如運放、、時鐘產生電路,闡述了噪聲抵消邏輯電路的工作原理,利hspice和cadencespectre對各電路進行了模擬,驗證其功能。
  19. The principles of sigma - delta modulator have been discussed firstly and the influences of structure and parameters on resolution have been analyzed. then on the base of theories, the simulink toolbox of matlab has been used to make behavior simulation and fft analyse of two main structures : 2 - 1 - 1 and 2 - 2. the related parameters of modulator such as : psd, sndr and enob have been gotten by simulink toolbox on the conditions of different oversampling rates. from the analyses above, topology of modulator has been chosen

    調制的原理進行了介紹,分析了各種結構及參數對調制精度的影響;其次,在理論指導的基礎上,利matlab的simulink工具包對調制兩種主要級聯結構: 2 - 1 - 1和2 - 2結構進行了行為級模擬和fft分析,得出了在不同過采樣率條件下,兩種結構調制的功率譜密度、信噪失真以及有效位數,確定了調制的拓撲結構。
  20. The properties of the mr smart materials and the mr dampers are all introduced in the paper. then, some kinds of main mechanical models of mr damper are presented particularly and the analysis and comparison of their characteristic are executed. simultaneously, the revised bingham model of mr damper is introduced detailedly in line with the experiment results

    本文介紹了mr智能材料及mr智能阻尼的特性,並詳細介紹了幾種主要的mr阻尼的力學模型分析了各種模型的優缺點,特別是分析並結合實驗分析結果詳細介紹了本文所採的mr智能阻尼修正的bingham模型。
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