流量表計數器 的英文怎麼說

中文拼音 [liúliángbiǎojìshǔqì]
流量表計數器 英文
flowmeter counter
  • 流 : Ⅰ動1 （液體移動; 流動） flow 2 （移動不定） drift; move; wander 3 （流傳; 傳播） spread 4 （向壞...
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 表 : Ⅰ名詞1 （外面;外表） outside; surface; external 2 （中表親戚） the relationship between the child...
  • 計 : 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 : 數副詞（屢次） frequently; repeatedly
  • 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
  • 量表 : scale量表程序 scalogram
  • 計數 : count; tally; counting計數卡 numbered card
  1. Summarize : multi - input, can be used cooperate with various sensors / transducers, measure 、 display and alarm control the physical quantities such as temperature 、 humidity 、 liquid level and flux # 118alues and transform them to export, can read and write all parameters via the computer through serial communication, besides it can offer 24vdc power supply for 2 - wire transducers, four - bit led displaying, the multi - segment curve correcting function is selectable, one meter can equip four alarm relay outputs 、 one transform ( or communication ) output and one equipped power supply outputs

    萬能輸入，可與各類傳感器、變送器配合使用，實現溫度、濕度、壓力、液位、流量等物理量的測量、顯示、報警控制和變送輸出；通過串列通信口，可在上位計算機中實現全部儀表參數的讀寫；還可為兩線制變送器提供24vdc電源； 4位高亮度led數字顯示；對輸入信號有多段折線修正功能可選；一臺儀表最多可配4個報警繼電器輸出、一路變送（或通信）輸出和一路配電輸出。
  2. A method of fuzzy optimization design based on genetic algorithm is presented as a new method of parameter optimization design for dc double closed loop speed adjusting system. the method covers three steps. firstly, speed overshoot rate and settling time are chosen as performance indice according to the demand of engineering. these indice are normalized by using fuzzy membership function and then weighted to form objective function of optimization model of the system. secondly, the dynamic response curve of the system with corresponding parameters and peoformance indice are obtained by computerized numerical calculation and simulation. finally, parameters of engineering design are expanded as searching space ; and parameters of speed regulator and current regulator are taken as genes in chromosome. these genes in searching space are optimized to get best solution by way of genetic algorithm. as shown by experimental results, the parameters designed by this method are capable of significantly improving performance indice of the system, which proves that it is a practical and effective method

    提出一種基於遺傳演算法的直流雙閉環調速系統參數優化設計方法.根據工程技術的要求，選用速度超調量和過渡時間作為參數優化性能指標.將該指標用模糊隸屬度函數歸一化，再加權平均形成系統優化模型的目標函數.採用計算機數值計算方法，通過模擬獲得系統對應參數的動態響應曲線及其性能指標.最後以工程設計的參數為搜索范圍，以速度調節器和電流調節器的參數為染色體中的基因，通過遺傳演算法在搜索范圍中優化這些基因，獲得優化解.實驗結果表明，所設計的參數能使系統性能指標有顯著提高
  3. Based on the advanced embedded computer and network technology along with the embedded operational system such as windowsce, the instruments can gather many functions such as transmitting and measurement, compensatory computation, signal analysis and processing into one instrument. in this paper a portable instrument for vibration measurement with embedded computer system was discussed. based on windowsce real - time operation system the software of this instrument was designed and developed with evc computer language

    本文基於目前流行的便攜式儀器的核心技術? ? windowsce ，設計開發了應用於現場設備振動測量分析的的便攜式測振儀表，針對現場特點和實際要求，對于測振儀的硬體系統進行了規劃設計，並重點對于儀器軟體進行開發，在windowsce平臺下，利用evc語言開發研製了儀器的應用軟體，實現了包括信號採集、分析、顯示、數據存儲和通信功能的軟體系統；並對該軟體進行了計算機模擬調試。
  4. Examinations of steady status and analysis of dynamic experiments have been conducted on band - tube evaporator and parallel - flow condenser using r134a refrigerant. the steady examination show that the model error was under the allowable error, the inlet mass and enthalpy disturb experiments indicate that the subsection model, be good at reflecting the change of parameters of the heat exchanger, accord with the basic principle of thermodynamics theory and the actual work status. hence, the subsection simulation model research has important benefits both on theory and engineering application

    在進行模擬試驗時，以使用r134a作製冷劑的管帶式蒸發器和平行流式冷凝器為對象，完成了穩態模擬計算、試驗和動態模擬分析，穩態計算結果和試驗數據對比表明，其誤差在允許范圍內；進口質量和焓值的擾動試驗結果表明：本文所建的區段式換熱器模擬模型，能很好的反映換熱器性能參數的動態變化，與系統熱動力學理論和冷凝器、蒸發器的實際工作過程基本一致。
  5. In order to improve measurement precision and display fidelity of the instrument, three new methods of nonlinear calibration of thermal instruments, which are based on intelligent control theory, are presented in this paper, such as nonlinear compensation of zr02 oxygen measurement instrument using bp nn, nonlinear calibration of temperature measurement sensors using cmac nn and nonlinear identification of throttle flow meter using ga. these methods prove to be not only simple but also effective

    火電廠熱工儀表普遍存在非線性特性，為了提高參數測量的準確度和儀表顯示的精確度，基於智能控制理論，文中提出了熱工儀表非線性校正的新方法： bp神經網路補償氧化鋯氧量計非線性特性的方法、 cmac神經網路校正測溫傳感器非線性特性的方法、遺傳演算法辯識節流式流量儀表非線性特性的方法。
  6. By means of the theoretical analysis of the micromachined vibratory rate gyroscope, we get following conclusions : the microgyroscope can be driven by tangent electrostatic force produced by fence structure electrodes, and the normal electrostatic force can be neglected for the influence of the device property ; the parasitical capacitance and fringing effect can ’ t be neglected for the calculating of the detection capacitance ; the coefficient of damping force is comparatively little when the air damping in the driving mode and the sensing mode of the device is the couette flow damping

    主要內容如下: 1 .分析了微機械陀螺的運動特性、靜電驅動特性和在大氣下的阻尼特性，分析結果表明，可以運用切向靜電力驅動質量塊振動，法向靜電力對器件特性的影響可以忽略;在計算微結構電容時，電容的邊緣效應和寄生電容不可忽略;在器件所受阻尼主要為庫埃特流阻尼的情況下，阻尼力系數較小。
  7. The field workstation works under the mode of two - computer hot backup, with the function of collecting the transient parameter of natural gas, calculating the flux, accumulating the flux, showing, saving, alarming, sending the data to server, generating and printing all kinds of report forms

    現場工作站採用雙機熱備份工作模式，完成天然氣實時參數的採集、瞬時流量的計算、流量累積、動畫顯示、數據存儲、實時數據上傳到服務器、數據報警、各種工作報表的自動生成和列印功能。
  8. In this paper. flow properties of multistage fluidized - bed bioreactor with external circulation at a pilot scale is studied. according to characteristic analysis, the model of completely mixing reactor in series is introduced to characterize real reactor as a theoretical model. on the basis of analog computing analysis and discussion of theoretical model. by means of pulse tracer method, experiments on residence time distribution ( rtd ) have been done in different conditions including the change of tracer level, feeding flow rate and circulation flow rate. the result shows when the ratio of circulation flow rate and feeding flow rate amounts to at least 4, the flow properties of multistage fluidized - bed bioreactor with external circulation at a pilot scale is very close to the model of completely mixing reactor in series. an amendatory model has been established by the regression method

    作者首先在對反應器進行特徵分析的基礎上，建立了描述中試規模多級外循環流化床生物反應器流動特性的串級全混流模型，並對理論模型進行了模擬計算分析和討論，在此基礎上，作者分別在無循環和有循環（改變示蹤劑用量、流加流量和循環流量）的條件下，利用脈沖示蹤法對一到五級串聯外循環流化床反應器進行了停留時間分佈實驗，結果表明，在循環流量與流加流量的比值達到大於等於4時，中試規模多級外循環流化床反應器的流動特性接近串級全混流模型，通過數據回歸擬合的方法，建立了中試規模一到五級串聯外循環流化床反應器的流動模型。
  9. Among these a three - phase voltage - style pwm rectifier is selected, and voltage space vector pwm is employed. and its principle, mathematics models and the selection of control parameters are studied in details. in addition to, a fast algorithm for space vector pwm, the method of decomposition matrix proposed in this paper can simplify the calculation process and with which we may omit the triangular function tables

    分析總結了現有的三相整流電路拓撲及其控制策略，選擇以三相電壓型pwm整流器為研究對象，並採用電壓空間矢量pwm控制策略；分析研究了整流器的工作原理，建立了數學模型；研究了控制方法及其參數設計；提出了電壓空間矢量的pwm快速演算法，不需要三角函數表，由dsp實時計算得到精確的工作矢量及零矢量的作用時間。
  10. This updated universal monitor is the compound of a flow meter, a pollution treatment facility operation recorder, a pollutant indicators " collector and a adapter of general monitors, which is characteristic of intellectualization, networking and functional modularization with the modern techniques relevant to microprocessor, data communication and control network

    它是採用先進的微處理器、數據通信技術口控制網路技術，實現了智能化、網路化、功能模塊化，並集監測儀表中的流量計、污染處理設施運行記錄儀、污染指標數據採集儀、適配器於一體的新型環境監測通用儀表。
  11. In this paper, some theories about intelligent instrument, dsp ( digital signal processing ) technology and the method of measure the electric power under the influences of harmonics is first of all described. and then it focuses on discussing the design and development of hardware and software

    論文首先對本次設計所依據的智能儀器、 dsp技術以及高次諧波影響下的電壓、電流有效值及其他電參數測量原理進行了理論闡述，然後著重從硬體、軟體兩個部分論述了整個儀表系統的設計與實現。
  12. Intelligent tri - phase ac active reactive power instrument adopt advanced microprocessor carry out smart control, and to the inputed tri - phase ac voltage and current signal carry out accurate measurement, through cpu automatically count out the tri - phase ac active reactive power value total power, conduct clear and visual display by high brightness led display tube, it can be simultaneously transferred to standard voltage current signal to transmit output, and have super - limit control alarm standard serial communication function etc

    智能三相交流有功無功功率儀表採用先進的微處理器進行智能控制，對輸入的三相交流電壓與電流信號進行精確的測量，經過cpu自動計算出三相交流有功無功功率值總功率，由高亮度led數碼管進行清晰直觀的顯示，同時可轉換成標準電壓電流信號變送輸出，並具有超限控制報警標準串列通訊等功能。
  13. Zhonglong instrument co. ltd is a hi - tech enterprise specialized in manufacturing flowments. the headpuarters is located in qixianling industrialization base of dalian hi - tech zone. our company is the director unit of the flowinter committee of china metrological measuning institute and china instrument manufacturer association ( cima ). the standing director unit of liaoning province quality and technology supervision association ; and the professional flowmeter committee of liaoning province metrological measurin institute is located at our company. our company has established the subsidiaries of yantai zhonglong instrument co. ltd. shanghai zhonglong industrial co ltd. harbin zhonglong instrument co ltd and beijing zhonglong weite instrumentation co, ltd. shandong fangyuan measurement instruments test co. ltd. by means of share holding. it ” s a stock enterprise integrated with research and development, manufacturing, markting and service of flowmeters

    中隆儀表有限公司是一家專業生產流量儀表的高新技術企業.公司的總部設在大連高新園區七賢嶺產業基地，是中國計量學會和中國儀器儀表協會流量委員會的理事單位;遼寧省計量測試學會流量主要委員會所在單位.公司已參股控權形式設有煙臺中隆儀表有限公司.上海中隆實業有限公司.西安中隆儀表有限公司.沈陽中隆數碼科技有限公司.哈爾並中隆儀表有限公司.北京中隆維特儀器儀表有限公司.山東方圓計量器具檢測有限公司.是集流量儀表研發.製造.銷售和服務為一體的股份制的企業
  14. In order to validate the theoretical investigation, experimental motor sampled signal ( the voltage and the current ) is conversion to digital quantity and given to observer for estimating speed. the comparative results of estimated speed and actual speed show that both are in good agreement

    為了驗證理論研究的正確性，本文將實驗中的電機采樣信號（電壓和電流）轉換為數字量后加在觀測器上估計轉速，並把結果和實際電機轉速作了對比，結果表明穩態下兩者很好地一致。
  15. By application investigation of mix subsystem in practice, special measure device was produced and substituted the widely used electromagnetic flow meters in order to solve the problem of original coagulant measurement existing in the chemical mixture. this device is simple in structure and apt for automatic control. using this method to realize automatic mixture of chemicals can decrease numbers of system instruments

    通過配液子系統在生產實踐中的應用研究，針對藥液自動配兌過程存在的混凝劑原液計量問題製作專用計量裝置取代普遍採用的電磁流量計，該裝置結構簡單、易於實現自動控制，採用這種方式實現自動配液減少了系統採用的儀器儀表數量。
  16. For capacity planning purposes, note that unlike the tabular data stream protocol, soap performance varies by application and can require additional server resource overhead

    出於容量計劃的目的，請注意，與表格格式數據流（ tds ）協議不同， soap性能因應用程序而異，並可能要求額外的服務器資源開銷。
  17. To meet this request, we develop the process control experimental system. it use all kinds of sensors to obtain the value of pressure, liquid location, temperature, flow ? four kinds of basic physical quantities, etc. and through the intelligent meters, data collecting circuit, it sends the measuring signal to the computer, then realize the functions such as fictitious showing, data processing and real - time control by industrial configuration software

    為滿足這一要求，我們研製開發過程式控制制實驗系統，它採用各類傳感器，獲取壓力、液位、溫度、流量等四種基本物理量，並通過智能儀表、數據採集卡，將測量信號轉送到計算機，再利用工控組態軟體完成虛擬顯示、數據處理和實時控制等功能。
  18. Whole system include available for user intellectual heating form and collector of design realized to design make up already, a machine gets user ' s heat of using within some time through measuring the instantaneous flow and temperature of the hot water in real time ; the measurement can reach the pc of the administrative center of the property far through the collector, finish data processing, expenses close, report form person who type multiple tasks in unison by administrative center

    整個系統包括已經設計實現的供用戶使用的智能暖氣表和設計中的通訊模塊以及採集器組成，戶機通過按時測量熱水的流量及溫度，得到用戶在一段時間內的用熱量；測量數據通過採集器可以遠傳至物業管理中心的pc機，由管理中心統一完成數據處理、費用結算、報表列印等多項任務。
  19. With the broad application of the electrical and electronic technology in the industry branches and the power apparatuses, the number of non - linear loads is much more and more, and the capacity of them is biggish, so a mass of harmonic is injected into the power system, which produces the waves of voltage and current in power system to be aberrant seriously

    隨著電力電子技術在各工業部門和用電設備上的廣泛應用，非線性負荷數量越來越多，容量也越來越大，諧波大量注入電網，使電力系統電壓、電流波形發生嚴重的畸變。由於大多數儀器、儀表是針對工頻正弦波設計的，因而造成指示數據不正確。
  20. Intelligent ac power factor instrument adopt advanced microprocessor carry out smart control, to the simultaneous input single phase or tri - phase ac voltage and current signal carry out accurate measurement, through cpu automatically count out ac power factor value, which is displayed clearly and visually by high brightness led digital tube, and can select serial communication function

    智能交流功率因數儀表採用先進的微處理器進行智能控制，對同s時輸入單相或三相交流電壓與電流信號進行精確測量，經過cpu自動計算出交流功率因數值，由高亮度led數碼管進行清晰直觀的顯示，並可選擇串列通訊功能。
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