轉數檢測器 的英文怎麼說

中文拼音 [zhuǎnshǔjiǎn]
轉數檢測器 英文
revolution detector
  • : 轉構詞成分。
  • : 數副詞(屢次) frequently; repeatedly
  • : Ⅰ動詞1 (查) check up; inspect; examine 2 (約束; 檢點) restrain oneself; be careful in one s c...
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 檢測器 : detector
  • 檢測 : check; detection; test; gauging; detecting; sensing; [工業] checkout; measuring
  1. This machine adopts an automatic way to measure torsional stiffness and hysteresis of damper spring on driven plate, the whole machine is controlled by industrial computer. all performances are carried byitself. it is exerted torsion by itself or by manul, then it gathers data, sets up data base for test, and outputs data and figures automatically

    該機採用自動方式汽車離合中從動盤減震的扭特性,工業計算機控制,自動施加扭矩,自動採集據,自動建立據庫及輸出據和圖形。
  2. The apparatus uses 880, 950nm nir led as light source, interference filter as homochromy device, si photronic as detector. digital signal comes from ad transformation, processed by microprocessor system

    以880 、 950nm的近紅外led為光源, 14個窄帶干涉濾光片為單色,以硅光電池為,經ad換得到字信號,送單片機處理。
  3. In the part of detector, it mainly introduces the design of liquor tubes, heater, pressurize, and thermocouple ; in the part of controller, this design uses tms320lf2407 as the cpu. the design part mainly introduces controller circuit design which mainly contains data collection circuit, prepositive magnifying circuit, a / d convert circuit, failure self - diagnosis circuit, the tms320lf2407 interface circuit, temperature control circuit, display circuit, 4 ~ 20ma standard signal output circuit ; in the software part, it mainly introduces software chart of main program and partly linearization subprogram design

    部分重點介紹了導流管的設計、加熱的設計、密封技術的設計以及溫電路的設計;控制部分以tms320lf2407為核心,重點介紹了控制電路設計,主要包括據選擇電路、前置放大電路、 a / d換電路、故障自診斷電路、 tms320lf2407介面電路、控溫電路、顯示電路、 4 20ma標準信號輸出電路共八個部分;軟體設計重點介紹了主程序軟體設計及分段線性化子程序設計。
  4. At present, the typic harmful current detection methods are the fast fourier transform algorithm in frequency domain and methods based on the instantaneous reactive power theory, these methods all require some transform and quick, real - time calculating, so high precision analog multipliers or high speed dsp chip with fast a / d are needed, this results in complex circuit and high cost , which have restricted the development of apf

    目前畸變電流常用的方法有頻域法的fft和基於瞬時無功理論的畸變電流法。這些方法均有一定的變換,需要快速、實時運算,因此必須使用高速的字微處理和高性能a / d,這必將大大提高系統成本,使得電路結構復雜,在一定程度上限制了有源濾波的發展。
  5. The synchro / resolver signal transmit & receive card is the most important and difficult part which used special a / d and d / a ( axis angle converter ) to make conversion between the analog singnals related to angle and its digital counterpart, thus solve the issue of stimulation and test of synchro / resolver signal , improved the test precision and automatic degree

    其中同步卡的開發是難點和重點,它採用特殊的/模、模/件?軸角,實現了角位-字信號相互間的直接換,解決了隨動系統性能中三相同步信號激勵與同步信號/分解信號字化問題,有效提高了系統的自動化程度和精度。
  6. An automatically timely inspecting method is presented to check the states of the components of the truck with the methods of the digital image processing and the matching understanding, and then the paper gives, by analyzing with the hydraulic shock absorber and breaking plate of the truck, an illustration

    摘要提出一種利用字圖像處理技術和匹配理解手段對向架零部件進行在線自動的方法,並通過編程對向架液壓減振和制動盤進行了實例分析。
  7. The signal accesses the microprocessor and undergoes internal a / d transformation, data procession and filtration, then directly drives the digital luminescence tubes to display the concentration of the detected methane and send out an acousto - optic alarm and show low potential detection

    此信號進入微處理經過內部a / d換、據處理、濾波之後直接驅動發光碼管顯示出被甲烷的濃度,並給出聲光報警、低電位等。
  8. It offers working pressure and oil mist separator tank inner pressure indication, separator filter clogging flashing alarm before overpressure e - stop, electric motor temperature control, maximum screw assembly temperature control, air temperature on pressure and indication, electric motor direction of rotation check, time to scheduled maintenance term, total operating hours and operating hours under load, alarm log of last five failure events

    並預設為丙臺以上空壓機聯機遠程控制可包括操作壓力油氣分離罐內壓,電機溫度和向,螺桿總成溫度過濾堵塞報警等參,並可顯示總運行時間和負載運行時間。
  9. At the aspect of hardware design, it adopts pulse distributor and the technology of single polar voltage drive to accomplish the function of controlling and driving stepmotor ; it adopts the technology of pulse width modulation and cmos h - bridge drive to accomplish the function of controlling and driving dc servomotor ; it adopts d / a convertor to accomplish the function of controlling ac transducer ; it adopts the technology of digital phase detection to accomplish the function of detecting the feedback position signal of induction phase shifter ; it adopts dsp ’ s capture cell to accomplish the function of detecting the feedback position signal of photoelectric coder

    硬體方面,採用脈沖分配和單極性電壓驅動技術實現了步進電機的控制和驅動功能;採用脈寬調制技術和cmos互補h橋驅動技術實現了直流伺服電機的控制和驅動功能;採用d / a實現了交流變頻的控制功能;採用字化相位技術實現了感應移相位置反饋信號的功能;採用dsp的捕獲單元實現了光電編碼位置反饋信號的功能。
  10. The company is located at zhejiang ningbo technology park and it engages mainly in the smelting equipment of magnesium and aluminum allo y, quantitative conveying ana pouring equipment, gas protection device and the magnesium alloy pressure casting parts. the more, it can provide services of technology development, achievements transferring, process revamping, material inspection, computer stimulation, etc. the company is based on the strong technical strength of the military technology and the research institutes and has a large number of senior research personnel. the company owns many patents and know - hows, among which the magnesium alloy smelting, gas protection, quantitative pouringas well as the later on processing technology has reached the world advanced levet. the company sticks to aim of quality first, credit supreme and would like to provide best

    公司位於浙江省寧波市科技園區凌雲路199號,是以生產鎂合金鑄件為主業,包括壓鑄低壓鑄造等,並具備技術開發成果化等功能的綜合性科技公司,以兵工業和科研院所的雄厚實力為依託,擁有自主知識產權的多項專利專有技術和國際一流的技術裝備,擁有教授博士碩士等高級專業研究人員名在鎂合金鑄造產品研製及后續加工方面,我公司擁有技術領先優勢,目前我公司為電動工具汽車摩托車零部件it行業以及軍工方面提供配套產品配套設備技術咨詢與技術服務技術讓及聯合開發,還可以進行工藝改造材料驗計算機模擬等多項服務
  11. A linear relation can be found between response value of ultraviolet absorption detector, fluorescence detector, electrochemical detector and refractive index detector and quality of the object under test ; however, relation between response value of evaporative light - scattering detector and quality of the object under test is usually not a linear one, therefore, mathematical conversion of response value should be made before making calculation when necessary

    紫外、熒光、電化學和示差折光的響應值與待物的質量呈線性關系,但蒸發光散射響應值與待物的質量通常並不呈線性關系,必要時需對響應值進行換后進行計算。
  12. The main controller is in charge of managing, communicating and the measuring of grating - displacement and angle - displacement. the subcontrollcr is in charge of the measuring of inner diameter of psd, the analog - to - digital converting of the serial a / d and the data processing of dsp

    主控制完成管理、通信及光柵位移、角位移量控制功能;子控制完成psd內徑尺寸、串列a / d模換及字信號處理( dsp )據處理功能。
  13. There are five parts are as follows : in part one, the concept of switching function is introduced first to establish the nonlinear mathematical model of the induction motor variable frequency speed adjustment system which is fed by a sine pulse width modulated ( spwm ) inverter and takes the effect of the main magnetic circuit saturation into consideration, then the low frequency oscillation of the system is simulated according to the model. next, from the view point of energy conversion of the inverter - induction system, a criterion for the low frequency oscillation is proposed to determine whether the system is in low frequency oscillation which is judged by whether the interval of the negative current component of the inverter input current is more than 1 / fc ( fc is the carrier wave frequency of the inverter ) or not

    首先引入開關函概念,建立了正弦脈寬調制( spwm )逆變供電異步電動機,考慮主磁路飽和時的變頻調速系統整體學模型,模擬系統的低頻振蕩;其次從逆變-異步電動機系統能量換角度出發,提出通過逆變輸入電流中負電流的間隔時間是否大於1 / f _ c ( f _ c為逆變載波頻率)來判定系統是否出現低頻振蕩;最後的實驗結果驗證了系統低頻振蕩建模和判據的實用性和正確性。
  14. Major products : water quality testing monitoring instrument : ph meter, conductivity meter, tds meters, orp meter ; pna meter, salt meter ; rotary speed measurement of the machinery manufacturing equipment : many functions tachometer ; air quality testing instrument : thermometer, hygrometer ; others : refractometer, water pump

    主要產品:水質監控儀: ph酸度計ec電導率儀tds計orp氧化還原計鈉度計鹽度計機械製造設備量:多功能速表光電速表空氣質量儀:字溫度計溫濕度表光學:折射儀以及污水潛水泵。
  15. The distributed plc system of the floodgate ' s opening measuring presented by the paper has many advantages such as high reliable operation, high measuring precision, having the network communication function, convenient installation and correction, etc. this thesis further studies the key device for the floodgate ' s opening measuring, the rotary encoder, selects the absolute rotary encoder adopting the binary cyclic code, studies the method for transforming the cyclic code to the binary data and according to the transforming formula designs the ladder diagram program

    本論文研製的分散式plc閘門開度量系統具有工作可靠、量精度高、具有聯網通信功能、安裝和校正方便等特點。本論文深入研究了閘門開度的關鍵件? ?旋編碼,選用了採用二進制循環碼編碼的絕對式旋編碼,研究了將二進制循環碼換為二進制的方法,根據換公式設計了plc的梯形圖換程序。
  16. There are five parameters need to be measured. there are five channels for input : the displacement of casting - roller, the rotate speed of casting - roller, the pressure of casting and rolling, the casting temperature and the water - speed of cooling water. they are measured by raster, photoelectric coder, strain pressure sensor, thermocouple and turboflowmeter

    系統需要進行監的參有五個,即有五路輸入信號:鑄輥位移、鑄輥速、鑄軋壓力、澆鑄溫度、冷卻水流速,分別採用光柵、光電編碼、應變式壓力傳感、熱電偶和渦輪流量計作為元件。
  17. Firstly, the relationship of atomic force and distance is studied. the scan type of samples and the working mode of probe is confirmed, then pzt is chosen as actuator for micro scan displacement, and optical deflexion method is used to detect the deflexion value of cantilever. after all these work, the system light path design is finished, and its mathematical model is completed

    首先,分析了原子力探針系統的中原子力?距離的關系,並確定探針系統的探針的工作模式和樣品的掃描模式,從而選擇壓電陶瓷作為掃描微位移驅動;採用光學偏微懸臂偏量,並選用了psd作為傳感元件,並在此基礎上進行了系統光路設計及其學模型的建立。
  18. In the design of real - time control system, the paper takes three - phase full - bridge mosfet inverter as the real - time control main circuit, and adopts a control scheme with 120 ? switching mode combined with half - bridge pulse width modulation ( pwm ), which would avoid straightthrough short of a certain bridge. phase current is detected by single current sensor ; three - phase position signals generated by position sensors could not only supply commutation information for inverter, but also be used for speed detecting based on signals " period measurement, which makes the speed sensor unnecessary. the whole control system adopts speed and current dual closed - loop control strategy in order to construct a high performance rare - earth permanent magnetic brushless dc motor ( repm bldcm ) full - digital real - time control system

    在實時控制系統的設計中,本文以三相全橋mosfet逆變電路作為實時控制主電路,採用120導通方式結合半橋pwm調制的控制方案,從而有效地避免了橋臂的直通短路;本文用單電流傳感實現對相電流的,來自位置傳感的三相位置信號不僅為逆變電路提供換相信息,而且也用於基於信號周期量的,這樣就省去了速度傳感;系統採用的是速度、電流雙閉環控制策略,力求構建高性能的稀土永磁無刷直流電動機全字實時控制系統。
  19. Light can be guided into the fiber and transmitted to the remote end where a sensor inserted into sample was fixed. the on - line information can be obtained with the instrument constituted by electron conversion, analog - to - digital transform and data analysis system

    光輻射聚焦進入光纖到達光纖遠端位於試樣中的傳感,實時獲取分析物信息,由及計算機介面進行模換和據處理。
  20. It tells in detail the detection based on hopfield neuralnetwork ( hnn ), which translates the problem of minimizing the objective function ofthe optimal mud into resolving the minimization of energy function for hnnand hasthe disadvantage of easily getting into the local minimization of energy function

    重點介紹了基於hopfield神經網路多用戶,該將求解最優用戶的目標函的最小值問題化為求解hopfield神經網路能量函最小值的問題,但hopfield神經網路存在易陷入能量函局部最小點的缺點。
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