流量標定器 的英文怎麼說

中文拼音 [liúliángbiāodìng]
流量標定器 英文
flow calibrator
  • : 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...
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • : Ⅰ名詞1 [書面語] (樹梢) treetop; the tip of a tree2 (枝節或表面) symptom; outside appearance; ...
  • : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 流量 : rate of flow; flow; runoff; discharge; throughput; (flow) rate; quantity (of flow); flux
  • 標定 : demarcate; calibration; calibrating; standardization; pointing
  1. When measuring the magneto performance parameter , we find that the instrument which use to measure voltage and current is still the simple voltmeter and amperemeter in the national standard , and the form of wave that we observed is anomaly. based on the measure principles, it obviously ca n ' t be used to do quantitative analysis ; because the discharge process of ignition system is quite complex, accompanies with very strong electromagnetism interference, and the ignition current and voltage are variable , it make the measure of ignition energy become a difficult thing of ignition system performance detection

    在磁電機常規測時,發現在國家準中用於測電壓、電的儀仍然是普通的電壓、電表,而觀測到的波形多為不規則的形狀,根據測原理,顯然不能用其來做的分析;由於點火系統的放電過程比較復雜,伴隨著很強的電磁干擾,點火電、點火電壓都是變,使得點火能的測成為點火系統性能測試的一個難點。
  2. The author has finished the following several jobs in core of the centre : 1 ) the active compensation method based on bang - bang control was put forward to realize the wide range current transformer. the method converts the complex statement space to i / o description by the two - stage current transformer. with the compensation method, the accuracy of 0. 2 grade current transformer can be improved to less than the 0. 1 grade standard at 100 % rating when the primary side current is changed from 2 % to 120 % of the rating

    圍繞這一工作核心,作者完成了以下幾項工作: ( 1 )以實現寬程電互感為目,提出了基於bang - bang控制的有源補償方法,採用雙級電互感,將復雜的狀態控制分轉化為偏差控制,該方法結構簡單,調試方便,有源補償輸出電小,可以將0 . 2級的電互感經過補償后提高到一次電從額值的2變化到120時,測誤差不超過一次電值100時準確度為0 . 1級的測準。
  3. The button electrode bpm experiments and calibrations have been done on the experimental facilities. the results of the experiment show that the button electrode has an accuracy of 0. 5mm with a resolution of 0. 13mm

    在模擬束平臺上對鈕扣電極進行束位置測的實驗,並根據實驗結果對鈕扣電極束位置探測裝置進行改進和優化。
  4. From the results of 10 ( superscript # ) transformer oil and deionized water, the error is limited to 5 %, which indicates the definite feasibility of the experiment

    通過對110 (上# )變壓油和去離子水等體試樣的測,實驗誤差控制在5 %之內,表明本實驗具有一的可行性。
  5. There are five parts in powerpc603e ? microprocessor : integer execution unit, floating point unit ( fpu ), instruction ( data ) cache, bus interface unit and memory manage unit. the instructions are executed with pipeline way

    Powerpc603e微處理系統由點執行單元、浮點單元、指令(數據) cache 、總線介面單元、存儲管理單元組成,以水和超方式執行指令。
  6. It has five parts, such as integer execution unit, floating point unit ( fpu ), instruction cache, bus interface unit and memory manage unit. the instructions are executed with pipeline way. the instruction set and i / o signals are compatible with powerpc

    它由點執行單元、浮點單元、指令cache 、總線介面單元、存儲管理單元組成,以水和超方式執行指令,指令集和介面時序兼容powerpc ,是典型的risc微處理結構。
  7. To analyze some key technologies of optical network relative with rwa in detail, such as transmission, switching and internetworking ; to emphasize on the research of function, fabric and performance of optical cross - connection ; to carry out numerical simulations for crosstalk introduced by optical cross connect and to present measurements for suppressing it such as doubly filtering, fixing optimum decision threshold and appropriately choosing the number of multiplexed wavelengths ; 3. to research the fundamental principle and some problems relative with rwa, including the type of optical network, the type of traffic, the type of service, the survivability of optical network ; to classify and compare rwa algorithms and particularly research some dynamic rwa algorithms ; 4. to present reserved light - path and classify network resource such as used, unused and reserved status, to emulate establishment of all - optical connection in optical network through modified rwa algorithm and show effectively reducing setup time of all - optical connection utilizing reserved light - path ; to research rwa algorithms of multi - fiber network, to present new link weight functions dependent on node degree, unused fiber ( s ) per wavelength - layer and routing policies, to perform emulation of rwa based wavelength layer graph applying new link weight functions and show them make algorithms better performance and network lower blocking rate ; 5

    詳細分析了與rwa相關的光網路關鍵技術,包括傳輸、交換、組網等,重點研究了光交叉連接的功能和結構、性能,對其引入的串擾進行了詳細分析,選擇恰當的件參數進行了數值模擬,並提出了抑制措施(如雙重濾波、優化判決門限、選擇恰當的復用波長數) ; 3 .研究了光網路的r認叭的基本原理、與r認叭的幾個相關問題(光網路類型、業務類型、類型、光網路生存性) 、 r認人演算法的分類和比較,具體研究了幾種動態r場人演算法; 4 .研究了以全光連接建立時間為優化目的r認認演算法,提出預置光路的概念,對網路資源進行狀態分類(佔用、未佔用、預置) ,利用改進的r認叭演算法模擬,預置光路可為部分新到的連接請求快速建立連接,從而提高網路性能;研究了以多光纖網路連接阻塞率為優化目的r認城演算法,提出了以節點度數、每個波長分層的空閑光纖數以及路由策略決的幾種鏈路權重函數,利用基於波長分層圖模型的并行r場人演算法模擬,利用新的鏈路權重函數使得演算法具有更優的性能,使網路具有更低的連接阻塞率。
  8. Standard practice for determining the performance of oil water separators subjected to surface run - off

    主要用於表面的油水分離的性能測準操作規程
  9. Company is specialized in producing more than twenty series and 200 specifications, such as stop valve, ball valve, electrical magnetic valve, one - way valve, distributor, guiding pipe, filter, accumulator, motor. all of the products are of good quality and are adopted by many famous air - conditioner companies : haier, midea, gree, shinco, fedders xinle, hualing, hitachi, yuetu and so on. some products have been exported to usa, middle east, italy, spain and southeast of asia and are warmly welcomed by the customers

    公司專業生產空調用截止閥電磁閥電控板四通換向閥球閥單向閥分引管儲液筒過濾電機等二十多個系列200多個品種,產品符合各項技術指,性能卓越質可靠,為國內著名的海爾美的奧柯瑪格力新科飛達仕新樂華凌日立月兔等空調企業配套,部份產品已進入美國中東義大利西班牙和東南亞等國際市場,頗受用戶青睞。
  10. The optical structure on solenoid collecting magnetic field is designed applying the above principle, which can improve the stability of aoct greatly. according to iec660044 - 8, the performance of aoct is examined roundly applying the standard testing system authenticated by the state authority. the results indicate that the measurement precision of the aoct has already reached 0. 2 class

    以iec660044 - 8準為依據,以通過了國家權威檢測部門鑒準檢測系統華北電力大學博士學位論文摘要為測試平臺,全面地對所研製的自適應光學電互感的測性能進行了檢測,檢測結果證明了自適應光學電互感已經達到了0 . 2級的測水平。
  11. Motion control is a comprehensive subject. modern ac drive is a important embranchment in the field of motion control. however, it is difficult to rea1ize high - performance ac drive systems because induction motors are a kind of strongly - coupled nonlinear system with many variables and the torque is not easy to control. with vector control technology decoupling and torque control of ac motor are solved. the basic idea of vector control is that three - phase system is equiva1ent to two - phase system by coordinate transformation and it realizes the decoupling between field current and torque current of the stator in order to control the flux and current respectively, thus induction motor can be considered dc motor and high performance is achieved easily. with the progress of electric and electronic technology and the development of computer, high - integrated special modules and high - precision digital signal processor ( dsp ) are applied to ac drive so that vector control has been developed rapidly

    但是高性能的交調速系統實現很困難,這是因為交電機是多變、強耦合的非線性系統,不易實現高性能轉矩控制。矢控制技術則解決了交電機解耦與轉矩控制問題,其基本思路? ?應用坐變換將三相等效為二相,實現子勵磁電與轉矩電之間的解耦,達到對交電機磁鏈與電分別控制的目的,交電機等效為直電機實現高性能調速。隨著電力電子技術的進步,計算機技術飛躍發展,高度集成的專用模塊和高精度的數字信號處理應用於交傳動系統中,促進矢控制迅猛發展,日趨成熟。
  12. Oil - water - gas three - phase flow experimental facility is a equipment to calibrate the production well - logging instrument, and is also is a indispensable equipment to make interpretation plate, study interpretation method and verify interpretation data

    摘要油、水、氣三相模擬實驗裝置是為生產測井儀提供的場所,也是製作解釋圖版、研究解釋方法和驗證解釋資料不可或缺的設施。
  13. Standard test methods for pore size characteristics of membrane filters by bubble point and mean flow pore test

    用起泡點和氣孔平均法測膜過濾孔隙尺寸特點的準試驗方法
  14. Although there are many literatures describing ultrasonic detector for traffic flows, none of the same category has referred the techniques applied in the design herein such as multi - sensor construction, automatically establishing datum line regardless of suspension height, digital filtering and multi - lane detection as well as measuring length of motorcade

    目前有關超聲波車檢測的文獻較多,但本設計中採用的多探頭結構、自動超聲波探頭的架設高度、數據濾波以及多車道測和檢測車隊長度等技術在同類設計中未見使用。
  15. With the compensator, the accuracy of an 2 grade current transformers can be improved to less than the 0. 2 grade standard at 100 % rating when the primary side current is changed from 2 % to 120 % of the rating

    在實驗中將準確度為2級的電互感經過補償以後一次電從額值的5變化到120時,電互感的測誤差不超過一次電值100時準確度為0 . 2級的測準。
  16. Based on the principle of enzyme inhibition, using the immobilized chicken liver esterase and a flow injection analysis ( fia ) enzyme biosensor ( developed by ourselves ), this paper investigated the inhibiting power of several insecticides to the enzyme, and selected methamidophos as the standard pesticide for the quantitive determination

    摘要本文基於酶抑制原理,採用固化雞肝酯酶和自行研製的動注射式酶生物傳感,研究了不同農藥對酶的抑製程度,確了甲胺磷作為農藥檢測的準。
  17. A special clamp for etching optical fiber and depositing pd film on the fiber is designed. designed a encapsulation set of the characteristics that is dampproof, shake and eroding resisted. the experimental set - up for hydrogen sensing includes the light source, gas cell, mass flow controller, stainless steel helical tubing and the detector, etc. the experimental results are also discussed

    本文還設計了一套光纖腐蝕用夾具、光纖封裝加熱夾具和一套光纖濺射鍍膜實驗夾具;設計並製作了一套具有防潮、抗震和抗腐蝕功效的光纖傳感頭封裝裝置;設計了一套由激光、反應混合氣室、光功率計、質子計和控制等組成的氫氣實驗裝置並對實驗數據進行了分析與處理。
  18. In this paper, associated with the key problem of 550kv sf6 high voltage circuit breaker which is used in gis of three gorges project, the mathematical models of static electrical field and one - dimensioned and two - dimensioned gas flow field during the overall breaking process in arc chamber of circuit breaker are developed. on the basis of gas discharge theory, the criteria to judge the interruption success is determined. through the combination of one - dimensioned and two - dimensioned gas flow field software, the problem that the primary two - dimensioned gas flow field software ca n ' t calculate the hot gas flow field has been effectively solved

    本文結合長江三峽550kvgis中sf6斷路的科技攻關項目,建立了斷路開斷過程中滅弧室內靜電場、一維氣場、二維氣場的數學模型;根據氣體放電的基礎理論選了衡斷路能否成功開斷的準,並通過一維和二維氣場的有機結合,有效地解決了原二維氣場計算軟體無法計算有載開斷的難題,具有較強的工程實用性。
  19. As for the dynamic performance, the linear variable differential transformer ( lvdt ) displacement sensor using signal conditioner ad598 is not so good, so the differential rectifier is designed as the measuring circuit of the sensor so as to increase its cross - over frequency. also, the static test and dynamic test is made for the sensor along with the lvdt

    由於使用線性差動變壓信號處理晶元ad598為測電路的差動變壓式傳感的動態性能不夠理想,本文設計製作了差動整電路作為差動變壓式傳感的測電路以提高傳感的截止頻率,並對差動變壓式傳感進行靜態和動態
  20. Gas analysis - preparation of calibration gas mixtures using dynamic volumetric methods - thermal mass - flow controllers

    氣體分析.用混合氣體的制備.動態容法.熱物控制
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