比例放大器 的英文怎麼說

中文拼音 [bǐlìfàngdàqì]
比例放大器 英文
proportional amplifier
  • 比 : Ⅰ動詞1 （比較; 較量高下、 長短、距離、好壞等） compare; compete; contrast; match; emulate 2 （比...
  • 放 : releaseset freelet go
  • 器 : 名詞1. （器具） implement; utensil; ware 2. （器官） organ 3. （度量; 才能） capacity; talent 4. （姓氏） a surname
  • 比例 : 1. （長度上縮小和放大的倍數） scale; scaling 2. （比率） proportion; ratio; proportionality
  • 放大器 : amplifier; pantograph; lawnmower; enlarger; magnifier
  • 放大 : amplify; magnify; boost; enlarge; blow up; gain; amplification; enhancement; multiplication; magn...
  1. Long - hole and geometrical proportion type of mixing unit is finally adapted in lpg supply system, and power and torque output of lpg engine are improved by increasing compression ratio, and ignition characteristic is tried to adjusted to satisfy engine performance. meantime emission performance and noise level of lpg engine at full - throttle and other various part - throttle operations are tested and compared with former gasoline engine. ( 3 ) it is verified by engine dyno tests that lpg engine has better synthesized performance at aspects of power and torque, fuel economy, as well as emission than former gasoline engine

    選擇了等比例長孔式混合器控制空燃比；通過提高壓縮比來彌補動力性的損失；以動力性為主控目標，對最大功率點、最大扭矩點、中等轉速、最低轉速點所對應的發動機轉速做了點火特性的調節；通過空燃比的合理控制，直接改善發動機的動力性、經濟和排放指標；作為對缸內燃燒過程的理論分析，進行了燃燒特性的實驗測試；對原汽油機和新開發的液化石油氣發動機，進行了外特性和部分負荷特性以及怠速的排放及噪聲對比性測試。
  2. Process equipment under different choice of pneumatic or electric implementing agencies, forming an aerodynamic ball valve and electrical ball valve, such as pneumatic ball valve regulated to achieve proportional valve positioner to be allocated, such as the electric ball valve to be regulated to achieve proportional election electronic implementing agencies or distribution of electric servo amplifiers

    根據工藝設備不同可選用氣動或電動執行機構，分別組成氣動球閥和電動球閥，其中氣動球閥如要實現比例調節須配閥門定位器，電動球閥如要實現比例調節須選電子式電動執行機構或配伺服放大器等。
  3. The bacterial bioplastic coating argument is the strongest, as there have been cases in which ancient textiles have yielded radiocarbon dates much younger than other artifacts in the same sites ? most notably in the instance of mummy 1770 in the british museum, whose bones dated 800 to 1, 000 years older, according to the radiocarbon tests, than the textile in which they were wrapped

    細菌性的「原生體覆蓋物」的爭論來得更激烈，已經有案例，就是古代紡織品的放射性碳年代測定比其他同樣大小的史前器物的年代要晚得多? ?最值得注意的例子就是1770年陳列在大英博物館的木乃伊，根據放射性碳年代測定，骨骼的年代為800至1000年之久，它們都被包裹著。
  4. The improvement system is made up of the pressure sensor, flow sensor, displacement sensor, electro - hydraulic proportional flow control valve, power amplifier, data gathering board and computer. the platform can carry out testing the hydraulic parameters, processing the tested data, saving the processed data and drawing, adjusting the pressure automatically

    改造后的測控系統主要由壓力傳感器、流量傳感器、位移傳感器、比例節流閥、功率放大器、數據採集卡和計算機組成。改造后的實驗臺具有自動採集實驗數據、自動處理實驗數據、自動保存實驗數據、自動調節液壓系統負載壓力等功能，大大提高了實驗臺的工作效率、測試精度和智能化水平。
  5. Ratio current amplifier and its application in the calibration for mini - current transformer

    比例電流放大器及其在微電流互感器校驗中的應用
  6. Pertaining to a device that operates in a proportional or continuous manner, such as an analog amplifier. not discrete or digital, but analog

    用於修飾或說明一種設備（工作特性）的術語，這種設備以成比例或連續方式進行工作，例如用於說明模擬放大器的工作特性不是離散的或數字的，而是模擬的。
  7. The thesis has done the widespread investigation and study to the domestic and foreign ’ s technologies of analogy low voltage and low power, and analyzes the principles of work, merts and shortcomings of these technologies, based on the absorption of these technologies, it designs a 1. 5v low power rail - to - rail cmos operational amplifier. when designing input stage, in order to enable the input common mode voltage range to achieve rail - to - rail, it does not use the traditional differential input pair, but use the nmos tube and the pmos tube parallel supplementary differential input pair to the structure, and uses the proportional current mirror technology to realize the constant transconductance of input stage. in the middle gain stage design, the current mirror load does not use the traditional standard cascode structure, but uses the low voltage, wide - swing casecode structure which is suitable to work in low voltage. when designing output stage, in order to enhance the efficiency, it uses the push - pull common source stage amplifier as the output stage, the output voltage swing basically reached rail - to - rail. the thesis changes the design of the traditional normal source based on the operational amplifier, uses the differential amplifier with current mirror load to design a normal current source. the normal current source provides the stable bias current and the bias voltage to the operational amplifier, so the stability of operational amplifier is guaranteed. the thesis uses the miller compensate technology with a adjusting zero resistance to compensate the operational amplifier

    本論文對國內外的模擬低電壓低功耗技術做了廣泛的調查研究，分析了這些技術的工作原理和優缺點，在吸收這些技術成果基礎上設計了一個1 . 5v低功耗軌至軌cmos運算放大器。在設計輸入級時，為了使輸入共模電壓范圍達到軌至軌，不是採用傳統的差動輸入結構，而是採用了nmos管和pmos管並聯的互補差動輸入對結構，並採用成比例的電流鏡技術實現了輸入級跨導的恆定;在中間增益級設計中，電流鏡負載並不是採用傳統的標準共源共柵結構，而是採用了適合在低壓工作的低壓寬擺幅共源共柵結構;在輸出級設計時，為了提高效率，採用了推挽共源級放大器作為輸出級，輸出電壓擺幅基本上達到了軌至軌;本論文改變傳統基準源基於運放的設計，採用了帶電流鏡負載的差分放大器設計了一個基準電流源，給運放提供穩定的偏置電流和偏置電壓，保證了運放的穩定性;並採用了帶調零電阻的密勒補償技術對運放進行頻率補償。
  8. Until now, there have had the single way proportional valve controlling the power or the route, double way ratio valve controlling the orientation. they cover flux control, pressure control, velocity control and position control. according to these functions, ratio amplifier has single way or double ways type amplifier

    由於比例閥已經發展出單通道力、行程控制比例閥，雙通道方向控制比例閥，廣泛用於流量、壓力、速度、位置控制等環節中，比例放大器也本著這些功能研製出了單、雙通道的比例電控器。
  9. One harmonic analytics deducted from matlab fft was worked out to set up analysis system with modern communication network. the paper ticked off a lot of examples on harmonic value of paralleled capacitor in different seasons and operation modes, especially, the modification and resonance from system harmonic because the capacitor put into the network. and the technical measures finalized to treat and restrain harmonic

    例舉有關的實測數據，對部分典型大型用戶和變電站無功補償並聯電容器組在不同季節和不同運行方式下的產生的有關諧波值進行比對研究，尤其對系統諧波因電容器組的投入產生的放大問題、諧波有可能引起的系統諧振問題進行了比較深入的分析，有針對性的提出諧波治理和抑制的有關技術措施。
  10. But homemade ratio amplifier still stays the base of step control. the stepless controlling amplifier always depends on the import

    但國內在開發比例放大器方面一直停留在檔位式調節基礎上，具有連續調節式的比例放大器多依靠進口。
  11. The proportional valve " natural work depends on the accurate setting of the ratio amplifier. so the work parameter must be set before the running of the valve

    由於比例放大器與比例閥是一一對應的關系，比例閥的正常工作很大程度上是依靠對比例放大器的準確設定，所以比例放大器中各調節指數都需要經過測試。
  12. Because of signal proportional valves with the ratio between the need to install dc amplifier, a corresponding increase in investment costs

    由於在輸入信號與比例閥之間需設置直流比例放大器，相應增加了投資費用。
  13. With the development of the ratio system, the proportional amplifier develops constantly as the control equipment

    而作為比例電磁鐵的電控設備，比例放大器一直是隨著比例系統的發展而發展的。
  14. 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：通過實驗比較，並結合接收信號的特點，選用帶通濾波器、比例放大器、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，用比較直觀的形式顯示數據結果，以及時準確地告警。
  15. This paper analyses the type, function and characteristics of usual proportional control valves and raises a new modificative version in the light of their drawback. that is, basing on the principle of flow amplification and electrical feedback and throughout calculation and analysis on flow closed loop control and pressure flow combination., determination of the minimum controlled pressure difference as well as flow controlling range and structure of main valve and research of the dynamic and static characteristic, the paper puts forward control principle of " flow - load pressure change - displacement revision " and pressure / flow double closed loop, and further expounds that using a proportional controller and a electric mechanical transducer can separately serve the control function of pressure or flow as well as flow pressure combination

    本論文分析了目前常用比例閥的類型、功能、特性，並針對其不足提出新的改進方案，即：以流量放大，電反饋兩個原理為基礎，通過對流量閉環控制及壓力流量復合的計算分析、確定上最小控制壓差及流量控制范圍，確定主閥結構、功能特性研究等，提出了「流量? ?負載壓力變化? ?位移修正」的控制原理和壓力流量雙閉環控制原理，並進一步論述了利用一個比例控制器和一個「電?機械轉換器」就可完成獨立的壓力或流量控制功能以及流量壓力復合控制功能。
  16. Expect for the design of the amplifier, the emphases is to test the static state and dynamic characteristic of the control system and provide a great deal reference data so that the system can work well

    論文中除了對放大器的電路做了介紹外，重點是對放大器在比例控制系統的運行中做了大量的靜態、動態參數測試，為比例電磁閥的良好工作提供了一系列的參考數據。
  17. Power : put to say to, and the sum settle the power to is just valid index sign that evaluate the to put the function. it points within the scope of certain of the wave lose true, and the make longer a work can biggest power of the output s. enlarger while connecting into the box of the different resistance that exportation power can have different, usually the enlarger can mark clearly its sum to settle the exportation resistance ; for example a sum that set enlarger while loading a resistance to settle the exportation power to the, and load the resistance to may increase the the above. because the power there is method of various marks, some and illegal factory to can have intention to exaggerate the data, purchase or choose the hour to want with physically hear the to take in to distinct, comparison

    它是指在一定的諧波失真范圍內，功放長期工作所能輸出的最大功率。放大器在接入不同阻抗的音箱時的輸出功率會有所不同，通常放大器會標明其額定輸出阻抗例如一臺放大器在負載音箱阻抗為時的額定輸出功率為，負載阻抗為時就可能增加到以上。因為功率有多種標法，某些不法廠商會有意誇大數據，購買或選配時要以實際聽音加以區別比較。
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