曲線測試器 的英文怎麼說
中文拼音 [qūxiàncèshìqì]
曲線測試器
英文
curve tester- 曲 : 曲名詞1 (一種韻文形式) qu a type of verse for singing which emerged in the southern song and ji...
- 線 : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 試 : 名詞(古代占卜用的器具) astrolabe
- 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
- 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
- 測試 : test; testing; checkout; measurement
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We select ni / cr alloy resistor as element together with ceramic embedding hearth ; select small flat - and - disc heat - even hubby ceramic sample holder, select ni / cr & ni / si thermoelectric couple ( type k ) as thermoscope with threads 0. 5 mm in diameter which is installed in the middle of the holders symmetrically ; select aluminum silicate fire - retardant fiber as materials for heat preservation ; design some hardware, for example temperature controller & transporter, signal amplifier etc ; design controlling curve to heat stove ; and introduce the method of least squares nonlinear regression and subsection function to deal with data. in order to obtain the reasonable operation conditions and operation curve, we have also done many theory analysis and experiment discussions
通過理論和試驗探討,選用鎳鉻合金電阻絲作為加熱元件,配以陶瓷質埋入式爐膛;選用陶瓷質小尺寸扁平?圓盤均熱塊體型樣品支持器;選用0 . 5mm絲徑鎳鉻?鎳硅熱電偶( k )作為測溫元件;熱電偶對稱安置在樣品支持器容器的中部;選用硅酸鋁耐火纖維作保溫材料;合理選用和設計了溫度控制器、溫度變送器、信號放大電路等硬體;採用升溫曲線來控制爐膛供熱過程;採用最小二乘法非線性回歸與分段函數相結合的曲線模擬方法,進行圖形處理。After analyzing the switching characteristic of mosfet, the object function of optimizing curve of the output capacitance coss is confirmed according to the switching loss caused by output capacitance coss, then the optimized curve of the output capacitance coss is ascertained by applying zoutendijk to seek the optimized value with constraint ; the simulation of switching circuitry and dc - dc circuitry is tested at different frequency in pspice, then the least square method is adopted to fit simulation curves to calculate corresponding energy data
在電子線路模擬軟體pspice中進行了mosfet開關電路以及典型dc dc轉換線路模擬測試,針對不同頻段的測試結果,採用最小二乘擬合法對模擬曲線進行擬合,計算出相應的能量數據,最後綜合模擬結果確定出減小器件開關損耗,提高dc0c轉換線路效率的器件輸出電容cob優化曲線。The evaluation of contactor performances according as dynamic characteristic curves is put forward the first time. fuzzy logic and neural network are introduced to establish a model for the contactor performances intelligent evaluation system. the model mentioned above can give a performance evaluation result in the meanwhile of the contractor dynamic process testing
首次提出以動態特性曲線參數作為接觸器性能評判的依據,並構造了基於模糊聚類分析和神經網路演算法的接觸器動態特性性能評判模型,在實現對接觸器動態過程測試的同時,給出接觸器動態特性性能評判結果。The experiment procedure and analysis result about exteriorly extended end - plate connection with high strength bolt are introduced primarily ; each sample ' s dimension is given. the adding load equipment, measuring apparatus placed, measuring point established is detailed. adding load measure load and m - curve is produced ; the single span gabled frames horizontal displacement formula is deduced when the horizontal concentrated force is applied to it
重點介紹了外伸端板高強螺栓連接的實驗過程及實驗分析結果,介紹了各組試件的形狀尺寸、加載裝置、測量儀器安放、測點的布置等;給出加載方式及測出的m -曲線;計算出試驗節點的初始剛度;推導水平集中力作用下單跨門式剛架考慮節點半剛性的側移計算公式。The contacting measurement method with a double probe is put forward after the detailed analysis of the state - of - the - art measuring methods of the thickness of wall. firstly, the theory - profile generatrix is built, and then the movement curve of the track of joint center is constructed, which aims at making the joint center move along the movement curve and keep the fixed sensor touching the wall. the measuring sensor examines the line in its normal direction of the interior wall all the time, the data from the sensor is the thickness value of the wall
論文通過分析國內外變曲率回轉體壁厚測量的現狀,提出了雙測頭接觸式測量方案:通過構造理論輪廓母線,建立鉸鏈中心的運動曲線,使鉸鏈中心始終沿運動曲線運動,以保證固定觸頭與傳感器測頭的連線始終在內壁法線方向上,從而傳感器測頭所得的數值即為壁厚值,該方案經模擬測試實驗取得了預期效果。Under windows nt and labview development environment, using the linear fit module, exponential fit module > general polynomial fit module of labview to design a method for fitting the experiment data, the results of curve fitting indicate that the purpose of general polynomial fitting is better than the rest. separating the equivalent input impedance of magnetostrictive transducers without stimulate current from input impedance of it with stimulate loop based on the results of curve fitting, and determining the syntony frequency and electric simulation network parameters of magnetostrictive transducers by this input impedance. finally, with labview network functions, realizing magnetostrictive transducer electric simulation system based on web server and discussing a scheme for this system network by datasocket. the method of this paper can more accurately determine the syntony frequency and electric simulation network parameters of magnetostrictive transducers than the testing method of syntony & anti - syntony. at the same time, discussing virtual instrument measurement system and how to realize magnetostrictive transducer electric simulation network system by labview network functions of network virtual instrument measurement development environment
在windowsnt系統環境和labview虛擬儀器技術開發平臺下,首次利用labview中的直線擬合模塊、指數擬合模塊以及多項式擬合模塊,設計了一種對實驗所得數據進行曲線擬合的方法,對三種擬合方法進行了比較,曲線擬合結果表明,多項式擬合方法相對于其它兩種擬合方法效果更好;根據曲線擬合的結果可從帶激勵線圈的磁致伸縮換能器的輸入阻抗中分離出磁致伸縮換能器鐵芯在無激勵電流時機械振動形成的等效輸入阻抗,並由此輸入阻抗確定了磁致伸縮換能器的諧振頻率及其電氣模擬網路參數;最後通過labview提供的網路功能,實現了基於web服務器的磁致伸縮換能器電氣模擬虛擬儀器測試系統,並探討了通過datasocket技術實現該系統網路化的方案。The system is able to efficiently increase temperature and meet crop requirement of temperature for yield. in researching and designing solar energy conserving system in soil for active greenhouse, it adopts instrument of rhlog, tests temperature of six layers to soil temperature, and draws various curve of temperature. it shows the system can efficiency increase soil temperature and reduces change range of temperature in greenhouse in wintertime
在研究和設計主動式溫室太陽能地下蓄熱系統中,採用溫度自記儀器,測試了室溫及土壤中六個不同深度的溫度數據,繪制了相關溫度變化曲線,該曲線表明了主動式溫室太陽能地下蓄熱系統能有效提高冬季溫室土壤的溫度,並且減小了日溫變化幅度。This paper researches basic principle of microwave digital phase shifter deeply, reviews different theories of all kinds of microwave digital phase shifter circuit, analyzes loaded - line phase shifter in detail and draws design curves according to formulas. and this paper presents a novel method, which makes use of modeling simulation that software - ansoft serenade 8. 7 provides to evaluate parameter values of pin diodes through s parameter measurement. then, a kind of 6 - bit digital phase shifter circuit is designed and simulated through software - ansoft serenade 8. 7
本文對微波數字式移相器的基本理論進行了較深入的研究;綜述了各種微波數字式移相器電路的工作原理,著重對加載線式移相器電路進行了理論分析,並根據計算公式作出一系列相應設計曲線;提出利用軟體ansoftserenade8 . 7所提供的測量數據擬合功能,通過測量s參數來確定pin二極體等效電路參數的新穎實驗方法;利用微波電路設計軟體ansoftserenade8 . 7對6位數字式移相器電路進行模擬、優化設計,做出樣品,並對其性能測試分析,對研製微波數字式移相器具有重要的參考意義。Taking dc motor test as an example, a creative idea of applications of some advanced signal processing tools, such as time - frequency analysis, wavelet, and instantaneous frequency ( if ) evaluation, in motor testing field is presented. the paper systematically summarizes basic theories of time - frequency analysis and wavelet transform based on which an in - depth research of effective if evaluation based on wavelet ridge and wavelet curve is carried out. in the end a fast t - n characteristic testing system with neither torque nor speed sensor is successfully developed
本論文主要關注小波分析在電機性能自動測試系統中的應用,針對傳統電機測試系統以及信號處理技術在電機測試領域中應用的不足,以直流電機為例,提出了將時頻分析、小波包變換以及基於小波脊的瞬時頻率提取方法應用到電機測試領域的新思路;較系統地總結了時頻分析和小波變換的基本理論,深入探討了基於小波脊線和小波曲線的瞬時頻率提取,並成功開發了基於正交小波包分析和基於小波脊線的瞬時頻率提取的無轉矩轉速傳感器的直流電機快速測試系統。Two transducers b and c, which record the time when the shock wave front arrives, are placed on both sides of location ( a ) with equal distance, the average shock wave speed at location ( a ) can be calculated from the distance b to c and the time that the shock wave needs to travel from b to c. all the tested signals are stored on a pint - sized system of independent function
同時測速測壓的方法是指在測取沖擊波壓力-時間曲線的同時,在被測點前後等距離處分別安裝壓力傳感器,記錄沖擊波上升前沿到達的時刻,通過時間差來獲取被測點處沖擊波的平均速度。所有的測試信號都被記錄在同一個小型的、能獨立工作的測試系統中。Compressor panel testing mainly includes acculator axle temperature monitor, plc group. after connection of local cable and testing of detector charactertistic contour, testing vibration and site ? change monitor
對其中的壓縮機盤主要是調速器、軸瓦溫度監視器、機組plc調試。至於振動、位移監視器調試,需待現場電纜連接後作探頭特性曲線測試后進行。The research of this paper includes : ? high - speed photography and flash x - ray radiography are both used to capture the process of al shell ' s great deformation under low pressure. front illuminations are used to get the development of the fracture on the al shell. the relative energy release is analyzed from overpressure curves measured with some sensors
本文的研究內容主要包括: ?在受試炸藥經歷低應力大變形過程的susan試驗中,同時採用高速攝影、閃光x射線照相對彈體的撞靶過程進行了拍攝,得到了殼體膨脹變形過程圖像,並使用前照明技術觀察到了鋁殼表面產生的裂紋及其發展變化過程;從壓力傳感器測量的空氣沖擊波超壓曲線,獲得反應釋放總能。In all these 20 specimens, the embedded electronic steel - concrete slip transfer were respectively embedded on the steel shape webs and inside and outside of the flanges at certain intervals along the embedment length to measure the distributions of the interior slip, and the electronic strain gauges were also installed on the shallow grooves of each steel shape web and flanges at close intervals along the length to measure the distributions of the steel shape web and flanges strain, from which the distributions of bond stress were obtained. with these methods of measuring the distributions of slip and bond stresses, the establishment of the bond - slip constitutive relations were ensured
用力的平衡方程,得到推出試驗中型鋼混凝土粘結應力的大小及其分佈規律;根據鋼一混凝土電子滑移傳感器的滑移量測結果,分析了沿型鋼埋置長度的內部滑移分佈規律,並對試驗量測的特徵滑移值進行了統計回歸;根據粘結應力和內部滑移測量結果,得出沿型鋼埋置長度方向上各截面的局部粘結應力一滑移關系曲線,建立了局部粘結滑移本構模型嘆x )一s仁, , … , c , … c 。Theoretically several solutions are derived in the final scheme such as broadband matching technology which included negative - feedback technology, traveling wave technology and balance technology. in addition, the design will be optimized by eda software and the final test result indicates that our design is successful. the principle of microwave amplifier is introduced at first in this paper, especially its main parameters index sign, then the material performance and the influence of parasic parameter and model setting of the gaas phemt is discussed
文中首先介紹寬頻帶放大器的主要參數指標,接著介紹了gaasfet的材料特性,以及phemt管芯寄生參數對實際放大器設計的影響,然後討論gaasphemt的大、小信號模型的建立與分類;結合gaasphemt模型和s埠參數分析了寬頻帶匹配技術的原理;最後論述本課題中各個放大器實現的具體方案,以及在放大器實現過程中應該注意的問題,給出了實際寬帶放大器的測試結果,並將軟體模擬結果與實測曲線進行對比。Base on the ideal sampling theories, fiber length distributions and figrogram of samples taking from the ideal sliver by actual sampler are studied, and factors affecting the distributions curves are researched into, some basic requests and references of sampling are concluded for the future developing of sampler
摘要在理想的截面取樣理論基礎上,進一步研究了具有一定寬度的取樣夾持器以一定角度從「理想棉條」中取樣時試樣的理論分佈及照影機曲線,並結合實驗分析了取樣影響因素;根據研究結果得出了棉纖維長度測試的取樣要求,為取樣器的進一步開發提供了參? 。When dicussing reliability design and reliahbaiiy ensuring methods, a new reliability calculating model of petroleum logging tools is presented, reliability assurimg technologies should be taken in petroleum logging tools and their using approaches are presented and stated from electricity design and mechanical design, reliability system model of petroleum logging tool is set up according to the latest reliability theory, reliability indexes of petroleum logging tool and their acquiring ways are discussed, the reconmended reliability indexes ( mwture, nolwnm, mtbf, mttf ) of petroleum logging tool are presented : the mean working time under rated error ( mwture ) of the new tool is obtained through experiments. when studying data processing methods, the property of gamma - ray signal is stated and the type of it ' s measuring error is examined using statistical method, the basic theory of digital filtering and the basic situation of digital filtering methods are introduced and analyzed, the factors affecting digital filtering effect to gamma - ray signal and the effect of digital filtering to logging curve are analyzed, the evaluting criteria ( rvi, rmse, sfi ) of digital filtering effect are set up from two aspects, named as real value acquiring of steady section and the formation boundary checking and processing, the related filtering methods and examining methods are given out. the design methods of digital filter used to process gamma - ray signal are discussed, the mixed filtering scheme of natural gamma - ray log is presented, the realization ways are discussed. the selective filtering system and it ' s realization flow are given out through quantitive reseaching to part of digital filters, three new filtering sheme will be used to process gamma - ray signal in era2000 logging system
在探討可靠性設計與可靠性保障技術時,提出了石油測井儀器的可靠性計算新模型,從電氣和機械兩個方面,提出並闡述了應採用的可靠性保障技術及其使用方法:根據最新可靠性理論,建立了石油測井儀器的可靠性系統模型,探討了石油測井儀器的可靠性指標及其獲取途徑,提出了推薦使用的石油測井儀器可靠性指標( mwture , nolwnm , mtbf , mttf ) ;通過試驗,得到了所設計儀器的穩定工作時間( mwture ) 。在研究數據處理方法時,闡述了伽瑪信號的特徵,對測量誤差類型進行了統計檢驗;介紹了數字濾波的基本理論、數字濾波方法的概況,並進行了分析;對伽瑪信號數字濾波效果的影響因素及其對測井曲線的影響進行了基本分析;從獲取平穩段真值、地層邊界的檢測與處理兩個方面,建立了數字濾波效果的評價準則( rvi , rmse , sfi ) ,給出了相應的數字濾波方法及效果評價方法;探討了自然伽瑪信號數字濾波器的設計方法,提出了適合自然伽瑪測井的混合濾波方案,探討了混合濾波方案的實現途徑;通過對部分數字濾波方法的定量研究,給出了靈活可選的數字濾波系統構成及實現流程;提出的三種濾波方案,將用於era2000成像測井系統,對自然伽瑪測井數據進行濾波處理。In the traditional way, the servo valve static characteristics tests are done by the signal generator and the x - y recorder
傳統的靜態性能試驗通過信號發生器產生測試信號, x - y記錄儀繪特性曲線完成。Experimental studies of the fabrication of the 8 - channel 16 - channel awg with 200ghz channel spacing are carried out. pecvd icp and lift - off technology are used for fabricating si - based sio2 awg demultiplexers. samples of the fabricated awg are tested and the experimental results are obtained
通過一系列的工藝,完成了awg晶元的製作,對awg晶元的性能進行了檢測,得到了awg器件的初步實驗結果,測試得到了awg的頻譜響應曲線,在awg器件的製作上邁出了有重要意義的一步。Cd1 - xznxte single crystal with good crystallinity has been grown by the descending ampoule with rotation method - before this, high - purity cd1 - xznxte polycrystal materials have been synthesized from 6n gd zn te in the same ampoule. on the basis of this, we deeply explore method of detector fabrication. and we also studied the level and density of traps in detector. gold, indium and c have been deposited as electrodes on polished and chemically etched surfaces of samples with the sizes from 5 5 1 to 10 10 1. 5mm to compare different contact technologies. the behavior of detector ' s leakage current with temperature and leakage current with time were studied as well as th current - voltage characteristics to deduce the level and density of trap in detectors
我們利用熔體溫度振蕩法在石英安瓿中將6n的單質cd 、 zn 、 te合成多晶原料,用坩鍋旋轉下降法在同一安瓿中生長出尺寸為20 40mm的cd _ ( 1 - x ) zn _ xte晶體。在此基礎上對碲鋅鎘探測器的工藝進行了較深入的研究,製作了厚1 ? 1 . 5mm的探測器,測試了c 、 in 、 au等不同金屬的電極接觸性能,並在國內首次通過測試器件的i ? v 、 i ? t曲線、弛豫特性和電容特性對電阻率、陷阱能級、陷阱濃度進行了分析,同時測得的~ ( 241 ) am源的能譜。As a new bus standard in computer peripheral hardware, usb is adopted and widely used in virtual instruments for its ease of use, true plug and play, power supply from bus, high transmission speed, etc. the purpose of this project is to design and develop a virtual instrument that can test and display semiconductor transistor output characteristics curve, instead of tradition instrument which has being used in labs by now
而usb總線作為一種新興的計算機外設總線標準,由於易用、支持熱插拔、總線供電、傳輸速率高等特點,已經在虛擬儀器當中得到采納與普及。本文介紹了一種實現晶體管特性曲線測量的虛擬測試儀器的設計和製作方案,其可用來取代目前在實驗室中使用的老式的晶體管特性圖示儀。分享友人