measurement system error 中文意思是什麼

measurement system error 解釋
量測系統誤差
  • measurement : n. 1. 測量,計量,量度。2. 份量,尺寸,大小,寬度,厚度,深度(等)。3. 測量法。 measurement goods (按體積、容積計算的)體積貨物。
  • system : n 1 體系,系統;分類法;組織;設備,裝置。2 方式;方法;作業方法。3 制度;主義。4 次序,規律。5 ...
  • error : n. 1. 錯誤;失錯。2. 謬見,誤想;誤信;誤解。3. 罪過。4. 【數學】誤差;【法律】誤審,違法;(棒球中的)錯打。adj. -less 無錯誤的,正確的。
  1. Study of error compensation method for magnetic heading measurement system

    磁航向測量系統誤差修正方法研究
  2. Through the simulation and error comparison between classics regression model and neural network model, it showed that bp should be applied in liquid concentration measurement system to improve measurement accuracy and decrease the non - linear effect from temperature

    通過模擬研究,與傳統的回歸模型進行誤差對比,得出了應採用bp神經網路技術建立智能化液漿濃度測量模型,提高測量精度,克服溫度變化非線性影響的結論。
  3. Firstly, the mathematical method, wavelet transform of random error processing and kalman filtering algorithm of system error estimation, is designated ; the process of development of wavelet transform and its present research is recommended ; and, the definition and development situation of real - time data processing and post - flight data processing of trajectory measurement data is summarized briefly

    首先指出了應用的數學方法,即處理隨機誤差的小波變換方法和估計系統誤差的kalman濾波演算法;介紹了小波變換方法的發展過程和國內外的研究現狀;綜述了彈道測量數據的實時數據處理和事後數據處理的概念和發展狀況。
  4. Moreover, the fuzzy clustering discriminate analysis method for distinguishing and eliminating the gross error of the measurement sample is established. the gross error of the practical measured data is distinguished by use of the method prove the established the gross error distinguishing model practical to the measurement system

    建立了測量樣本粗大誤差判別和剔除的模糊聚類判別方法,通過對實際測量數據的粗大誤差判別,證明了所建立的粗大誤差判別模型對測量系統的實用性。
  5. Measuring cylinder is used on test bench of fuel injection pump all over the world, so manufacture error, sight error etc make the accuracy degree low. the thesis analyses the problem of fuel measurement system of the test bench of fuel injection pump, and the experiments and designs are done according to the problem, and the type and situation of the test bench of fuel injection pump all over the world is refered to

    目前國內外噴油泵試驗臺量油系統普遍採用量筒式計量法,該方法存在量筒的製造誤差、沉積誤差、液面讀數誤差、氣泡誤差、揮發誤差以及測量人員的視覺誤差等,使得測量精度較低、耗時長,已不能滿足對汽車發動機的環保技術要求和節能要求。
  6. Error analysis of the measurement system is given

    最後給出了次測量系統的誤差分析。
  7. The test instruments based on this method are highly precise, but costly. the author develops a grounding measurement system of substations based on the virtual instruments, which uses labview as the development software and adopts the small electric current method. the fft method is used to process the measurement data, which can decrease the measurement error

    本文作者研製了基於虛擬儀器的變電站接地網接地測量系統,該系統以labview為軟體開發平臺,採用小電流測試法,並利用快速傅立葉變換方法對測試信號進行數字濾波處理,提高了該系統的信噪比。
  8. A resolution method in software is applied to calibrate zero point and full scale of the circuit. software approach to nonlinear correction for sensor and circuit is presented. therefore system error is eliminated, and measurement accuracy of temperature is improved. the signal of acidity electrode is detected by a differential amplifier circuit, which consists of operational amplifiers tlc2254 with high input impedance and low drift

    採用橋路和單運放差動放大電路對溫度傳感器信號檢測放大,軟體校正溫度傳感器和測量電路的非線性,軟體校準測量電路的零點和滿度,消除測量電路的系統誤差,提高補償溫度的測量精度;採用高阻、低漂移運放tlc2254組成高阻差動放大電路用於酸度電極信號測量。
  9. By using auto - adjusting boundary conditions and the method of three cubed spline curve fitting, the system software can recover both of the horizontal and vertical beam profile. the measurement system can also measure the beam landing screen error of cpt. it provides a important measurement and analysis tool to improve the performance of electron gun and dy, and improve the definition of cpt

    系統軟體中,提出了採用動態確定邊界條件,通過對離散采樣點的三次樣條插值曲線的擬合恢復束斑x和y方向的輪廓,本系統既能準確客觀地描述電子束輪廓,又能夠準確快速地測量電子束著屏誤差等多種參數,為cpt電子槍和偏轉系統的性能改進與解析度的提高提供了有力的測試分析和研究手段。
  10. By analyzing the inter - satellite measurement net of walker constellation at some time in geometry and numeric, the correction of system error and random error caused by the change of orbit elements using different type of estimation of inter - satellite measurement net was provided quantitatively

    並通過對walker星座某一時刻的星間觀測網進行幾何分析和數值分析,定量給出了利用不同類型的星間觀測網對軌道根數變化引起的系統誤差和隨機誤差的修正情況。
  11. Based on the theory of system identification and experimental data, the simulating results of many kinds of parameter models have been compared. among them, we can find a parameter model that can precisely express the dynamic character of measurement system. on the system model constructed, the dynamic error of measuring data is processed by inverse filtering method

    本文先後對測試系統進行了多次動態校準,根據所得實驗數據在系統辨識理論的基礎上,比較了多種參數模型的模擬效果,尋找到一類能夠準確地描述測試系統動態特性的參數化模型,並根據所建立的系統模型,採用反濾波方法改進了測試系統的動態特性。
  12. This inverse filter can consider the efficacious bandwidth of signal tested and the character of measurement system synchronously so we can acquire the estimating value of signal tested and the error is little

    這種反濾波器兼顧被測信號的有效帶寬和測試系統的特性,能夠得到被測信號誤差很小的估計值。
  13. Accuracy of the measurement system is verified by standard signal sources. frequency tracking error does not reach 50hz. the measurement system has merits of visual display and high accuracy, which is an ideal measurement system for dual - path saw mass sensor

    應用標準信號源驗證了測量系統的精確性,頻率跟蹤特性誤差在50hz以內。該測量系統顯示直觀,精度高,是雙聲路聲表面波質量傳感器理想的測量系統。
  14. Error analysis and compensation ways of ultrasonic level measurement system

    超聲物位檢測系統中的誤差來源及補償方法
  15. Abstract : taking an on - line dynamic measurement system as an example, the influence of the distributive position of the filtering network on the error of dynamic measurement is analyzed. the following design criterion is proposed : in differential dynamic measurement system the filtering network must be located behind the add or minus operation circuit

    文摘:通過一個動態在線測量系統實例,分析濾波網路分佈位置對系統動態測量誤差的影響,並提出對於差動式動態測量系統,濾波網路必須位於和差運算電路之後的設計原則。
  16. The precision of the non - contact testing of flywheel gear ' s contour and location error of light electricity inspection machine based on virtual instrument has been carried on theory analysis in this paper. various contour and location tolerances of the part have been distributed depending on the result of the analysis, and the data handling method of measurement has been studied to find a data handling method of getting rid of the system error under one kind of condition of the big sample space

    本文對飛輪齒圈形位誤差光電檢驗機的精度進行了理論分析,依據分析的結果分配了零件的各種形位公差,並對測量結果的數據處理方法進行了研究,找到了一種在大樣本空間的條件下依概率排除系統誤差的數據處理方法,同時為了驗證其可靠度對其進行了計算機模擬實驗。
  17. The multi - port measurement system has the widespread use in microwave measurement, the measurement of multi - port device with two - port vector network analyzer ( vna ) is researched. this paper analyzes the commonly used error models and calibration methods of vna, program a trl calibration procedure for two - port vna, and compare the tested data with the data from vna. the comparison show that the programmed trl calibration procedure is in the same accuracy as the vna

    本文討論了兩埠矢量網路分析儀常用的誤差模型和校準方法,編制了兩埠矢量網路分析儀基於trl校準法的校準程序,並把校準后的測量結果和矢量網路分析儀校準后的測量數據做了比較,比較結果說明編制的trl校準程序校準效果和矢量網路分析儀校準的效果相同。
  18. 4. the performance ultrasonic spread spectrum speed measurement system is tested by experimentation and the error analysis is also done

    4 .通過實驗,測試了超聲擴頻測速系統的各項性能,並進行了誤差分析。
  19. First, the error transfer characteristic among subsystems at different space locations is analyzed, and the direct transfer characteristic from discrete standard measure space to the workpiece measure space under measured in measure system is proven. second, the error reconstruction condition and method of mapping from discrete standard measurement system to continuous standard measure space are analyzed. based on the measurement sample stationarity in limited distance, the prediction model ' s limited astringency and mensurability to the dynamic measuring error and the prediction error respectively are proven

    分析了不同空間位置子系統間的誤差傳遞特性,證明了在測量系統中離散標準量值空間向被測量工件量值空間的直接傳遞性;分析了離散標準量系統向連續量值空間映射的誤差重構條件和方法;基於測量樣本的有限距離的平穩性,證明了預報模型對動態測量誤差的有限收斂性和預報誤差的可測度性,進而證明了以離散標準量值系統對被測工件預報修正的可行性和合理性。
  20. Thus, the inner parts are found which are the main factors of the total accuracy loss. this result can offer the basis to improve the design of dynamic measurement system and to increase its measuring accuracy. in order to prove the theory of the error tracing and accuracy - loss diagnosis of the dynamic measurement, two simple measuring system are selected, that is, pressure transducer system and the dynamic measuring system based on differential mutual inductive displacement transducer

    根據建立的動態系統誤差模型,以誤差溯源結果為依據,用bp神經網路分析方法,求得系統各組成單元的精度損失規律,建立其精度損失時變模型,從而找出對測量系統的總精度損失影響較大的內部組成單元,為改進動態測量系統的設計、提高其測量精度提供依據。
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