積分計數器 的英文怎麼說

中文拼音 [fēnshǔ]
積分計數器 英文
integration counter
  • : Ⅰ動詞(積累) amass; store up; accumulate Ⅱ形容詞(長時間積累下來的) long standing; long pending...
  • : 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動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
  • : 數副詞(屢次) frequently; repeatedly
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 積分 : 1. [數學] integral; integrate; integration 2. [體育] (積累的分數) accumulate points
  • 計數 : count; tally; counting計數卡 numbered card
  1. Eniac ( for " electronic numerical integrator and computer " ), the first general - purpose electronic computer, is unveiled at the university of pennsylvania

    1946年的今天,首臺通用的電子算機? ?艾尼亞克(意為「電子算機」 ) ,在賓夕法尼亞大學揭開了面紗。
  2. So, this paper researches the principle of measuring system of insulating oil dielectric loss and volume resistivity. during the measuring process, the insulating oil must be heated and kept at 90 in 15 minutes. medium - frequency induction heating method is presented to instead of the electrical resistance furnace heating method on chapter 2, and a kind of subdivision - controlled integral - separated digital pid algorithm is designed to control the medium - frequency induction heating apparatus

    本文對恆溫控制系統進行了研究,提出了以中頻感應加熱方式取代原有的電阻爐加熱方式,設了一種段控制的離式字pid控制來控制中頻感應加熱裝置,並通過通信設將恆溫控制系統與介損及體電阻率測試系統有機結合為一體機,實驗結果表明該恆溫控制系統完全滿足介損及體電阻率測試中的控溫要求。
  3. Electrical numerical integrator and calculator enia

    電子
  4. The third, after theoretically analyzing, the following practicable methods are put forward : 1 ) automatically pick - up the synchronous information by analyzing the spectrum of intercepted video - leaking information ; 2 ) realizing the phase lock and the electronic image stabilization by integral - projection and differential - positioning ; 3 ) improving the effect of accumulation mean filter and the pectination filter by using electronic image stabilization ; 4 ) automatically adjusting image acquisition parameters by detecting the image entropy, therefore the quality acquired image is improved ; 5 ) to realize the quantitative test of a leaking extent, a standard test picture was designed. finally, a proto type for leaking information processing based on our techniques mentioned above and the virtual instrument principle was designed and tested

    在理論析的基礎上,提出了以下的實用技術: 1 )用譜析方法從截獲的信息中自動提取同步信息; 2 )用投影、微定位的方法進行相位檢測,實現可靠的鎖相和電子穩像; 3 )將電子穩像技術用於重加濾波和梳狀濾波的濾波方法,改進了濾波效果; 4 )通過檢測圖像信息熵實現圖像採集參的自動調整,改進了圖像採集的質量; 5 )設了用於儀定標的標準測試圖,可以對泄漏信息進行定量檢測。
  5. The three - order modulator has a 2 - 1 cascaded structure and 1 - bit quantizer at the end of each stage, the modulator is implemented with fully differential switched - capacitor circuits. and then, the discussion will begin by exploring the design of various circuit blocks in the modulator in more detail, i. e., ota, switched - capacitor integrator, quantizer, two - phase non - overlapping clock signal, etc., at the same time, these circuits will be simulated in spectre and hspice. at last, the whole cascaded modulator will do behavioral level simulation by matlab soft and simulink toolbox

    本論文中,首先介紹模轉換的各種參的意義,以及一階sigma - delta調制和高階sigma - delta調制的原理;給出解決高階單環sigma - delta調制不穩定性的方案,引入級聯結構調制,特別針對級聯結構調制中的失配和開關電容的非理想特性進行詳細的討論;本設的sigma - delta調制採用2 - 1級聯結構和一位量化,調制採用全差開關電容電路實現;同時對整個調制的各個模塊進行了電路設,包括跨導放大、開關電容、量化、兩相非交疊時鐘等,並利用hspice和spectre模擬工具對這些電路進行模擬測試;最後,利用matlab軟體和simulink工具對整個級聯調制進行行為級模擬。
  6. To decimators of multi - level system designed based on the hb filter and cic filter, analysis of the filter design parameters involved, whose theory applied to multi - level cic filter of design, and designed half band filter with distributed algorithms. compared to the simulation results. these advanced algorithms applications, and further increase hardware efficiency and operating speed

    對于基於梳狀( cic )濾波和半帶( hb )濾波的多級系統設的抽取濾波組,析了濾波中所涉及的各個參,將剪除理論應用於多級梳狀( cic )濾波的設中,並且採用散式演算法( da )來設半帶( hb )濾波,並對模擬結果進行比較,這些先進演算法的應用,進一步提高了硬體效率和運行速度。
  7. Abstract : it provides a kind of new nonlinear integrator and its mathematical model. its frequency responses is disscussed by the harmonics linearization method. its phase lag is found to be only 27. 6, all high order harmonics are very small, and it is very resistant to disturbances. by using it, an two - objective optimum control system is designed. it has very good control performances and will have good prospects in application

    文摘:提出一種新型的非線性,給出它的學模型,並用諧波線性化原理討論它的頻率特性,其幅頻特性起作用,而相位滯后僅27 . 6 ,高次諧波量小,抗干擾能力強.應用這種了一個雙目標優化的二次優化系統.模擬結果表明,系統的控制性能好,具有廣泛的應用前景
  8. Regarding the hysteretic properties and time - varying of the system, the scan round performance of the controller, adopt incremental pid algorithm in constant - pressure controlling and combine it with the integral - separated dead - zone algorithm as appropriate for the situation of the measuring system and applies fuzzy self - tuning to control pid controller parameters

    由於系統的滯后時變性和控制的循環掃描工作方式,恆壓控制採用增量式pid控制演算法,結合測量系統實際情況加入離帶死區改進演算法,並對pid參進行模糊自整定控制,設了一種參自整定模糊pid控制
  9. The nucleus is the software in the design and realization of virtual instruments. we use the design method of module and use many papers to describe the whole building process of the typical signal generation module, date handling module, date reading and writing module, resultdemonstrate module. as the conclusions, we also offer the panels and the diagrams of virtual signal frequency spectrum analytical instrument, virtual butterworth filter, virtual signal generation instrument, virtual integrator and differentiator regulator and amplitude modulation wave counter modulation instrument

    本文採用模塊化設方法,詳細描述了典型信號生成模塊、據處理模塊、據讀取和存儲模塊、顯示模塊等軟體開發的全過程,析、解決了設及實現過程中出現的問題,並給出了已實現的虛擬信號頻譜析儀、虛擬巴特沃斯濾波、調幅波解調、虛擬信號發生、虛擬和微等實驗教學用虛擬儀的前面板圖和程序流程圖。
  10. It can acquire the voltage on the test appliance and current in the circuit. and it can see these electrical signals as its input and calculates based on the data and gives the parameters and waveform that user needed. the parameters we can get through calculation include power factor, joule ' s integral, available value, maximal value, minimum value, time constant etc. recently, there are many scholar is studying the algorithm that calculate the parameter using test data, but many of them adopt the heuristic method, not using the test data directly

    本課題研製一套電試驗參高速採集系統,能夠檢測試驗迴路中試品上的電壓信號和迴路中的電流信號,並根據這些電信號的值利用算機進行在線算,並給出用戶需要的各種電參值和用戶需要的波形圖,通過算得到的電有功率因、焦耳、有效值、最大最小值、時間常等。
  11. The ade7758 is a high accuracy 3 - phase electrical energy measurement ic. it incorporates adcs, a digital integrator, reference circuitry, temperature sensor, and all the signal processing required performing active, reactive, and apparent energy measurement and rms calculations

    Ade7758是高精度三相電量測量專用晶元,它集成了adc 、、參考電路、溫度傳感以及電能測量和有效值算的字處理模塊。
  12. The features of the new type of integration scheme can be described as follow : high division and easy debug are achieved in the scheme ; accumulative total is used, and the discord of integer part and decimal part are avoided in the scheme ; it can divide as well as detect direction ; it can integrate the counter into isp device and then evaluate the maxim frequency of the counter ; it also integrate square wave and some logic devices into isp device, and then improve integration, reliability, stability ; and have the character of software designation instead of hardware designation and in - system programming, and it becomes very easy to modify the circuit and to extend the function

    新型的集成化設方案具有以下特點:細高而且調整方便;採用累,避免大小的不協調;細同時完成辨向;可以在isp件內完成功能,從而提高了的最高工作頻率;同時將方波發生和一些外圍的字電路集成在一片isp件內,提高了系統的集成度,性能可靠穩定;具有硬體設軟體化及在系統可編程的特點,便於電路的修改和功能的擴展。
  13. This paper simulates the effect of voltage fluctuation inspection through the tool of matlab. and proves the filters ' s stability. in the part of self - checkout, pi ( proportional integral ) control arithmetic is put forward to check the gain k and the calculated results show the method ' s effectiveness. then many comparements toward pst are done in different realization methods such as different interpolation points classification number and sample frequency. though simulation and calculation we can see the designed flicermeter can meet our country ' s standands

    文中利用matlab對電壓波動的檢測效果進行了模擬;並對涉及到的濾波的穩定性做了證明;在自校驗部提出了將pi (比例、)演算法用於字濾波增益k值的確定,取得了不錯的效果;然後別從取不同插值點、不同和不同采樣頻率這幾個方面出發,對算出的p _ ( st )值進行了比較。
  14. This paper put forward a method of using amending sine value in the spwm sine table. this method can correct the distortion of the output voltage waveform, which resulted from the dead time used to the voltage type whole bridge main circuit. the inverter system adopts digital fuzzy controller with feed forward correction and which proportion coefficient and integral coefficient is changeable, so dynamic response is improved

    本文提出了一種採用修補spwm正弦表值的方法,用以改善電壓型全橋逆變主電路因上下橋的功率件切換時先關斷后導通的死區時間而引起的輸出電壓波形畸變;逆變系統採用帶前饋校正的變比例變的模糊控制,提高了系統的動態響應指標;系統設了完善的保護措施,並具有市電電網的故障診斷功能。
  15. It has been shown by our calculations that conductor loss is greatly reduced under velocity matching with relatively thick coplanar waveguide electrodes and thick buffer layer, but the characteristic impedance can not match with that of the external circuit at the same time, and the modulation bandwidth is confined in this case

    然後,用一般的橢圓算了普通共面波導型調制的有效折射率、特徵阻抗和導體損耗系。通過算發現,採用厚電極和厚緩沖層結構,在實現速度匹配的情況下,可以大大減小導體損耗,但是由於阻抗不能同時滿足匹配,調制帶寬受到限制。
  16. Compared with digital integrator composed of reversible counter, the trapezoidal formula digital integrator is utilized in integrating element of phase - lock controller, it has advantages in simple realization, fast transient response, wide lock range, insensitivity to disturbance

    對鎖相控制的環節採用了梯形公式,與可逆構成的相比,梯形公式具有實現簡單、動態響應快、入鎖范圍大、抗擾動能力強等優點。
  17. If the input voltage, for example, is equal to the reference voltage u, the two integration times are equal and the counter would be set to reach its maximum

    如果輸入電壓等於參考電壓, ,兩個時間就相等,就達到最大值。
  18. The thesis describes a prototype fractional frequency synthesizer which is supported by a project granted by the ministry of science and technology of pr china. firstly, based on the principle of pll, this paper briefly describes three basic pll components : phase detector ( pd ), low pass filter ( lpf ), voltage controlled oscillators ( vco ), analyzes the linearized pll and summaries the transfer functions of third - order pll with ideal intergrator filter respectively. based on a microwave vco, the single point frequency pll frequency ranging from 2. 2 to 2. 5ghz is developed

    首先,從鎖相環的基本理論、原理出發,析了鎖相環中的三個基本部件:鑒相、環路濾波和壓控振蕩,此後,針對線性化鎖相環進行了析,研究了在使用比例濾波時,三階鎖相環的環路參算;在電路實現時選用了lmx2353 ,在此基礎上,完成了2 . 2 ~ 2 . 5ghz范圍內的小頻率合成
  19. For the coupling between the laser diode and the tapered single - mode fiber, the overlap integral is used to compute the coupling efficiency on the basis that the laser diode outputting mode field and the fiber eigenmode field is approximated to basic - mode gauss field. and based on the same approximation, the coupling efficiency between the semi - tapered fiber and the laser diode is calculated by using the ray - traced method. the parameters are analyzed for the effect on the coupling efficiency and give the theory foundation to optimize the design of the tapered fiber coupling system

    首先通過對半導體激光輸出模式場和光纖本徵模式場的高斯基模近似,利用交疊算了錐形單模光纖與激光的耦合效率問題;其次依據以上近似,利用光線跡蹤法算了半錐形多模光纖與激光的耦合效率問題,給出各個參對耦合效率的影響和作用,為優化設錐形光纖耦合系統提供了理論依據。
  20. We adopt double alkali cathodal tube 9789qb, which was made by emi corporation in england, as our photomultiplier, whose spectrum ranges between 300nm to 650nm, with less noise counters and single - photon apices, which make it suitable as a single - photon - counter. the disparted - voltage device is designed in a reasonable way and the cooling system of iquefied nitrogen which makes it small in size, simple in structure, easy in processing, cheap in cost and good in performance

    該管型的光譜范圍在300 650nm ,具有暗少,有單光子峰的特點,適于做單光子;本文的光電倍增管合理而冷卻系統採用液氮,該系統體小、結構簡單、加工便利、成本低廉且性能良好。
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