電平測試器 的英文怎麼說
中文拼音 [diànpíngcèshìqì]
電平測試器
英文
level measuring set- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 平 : Ⅰ形容詞1 (沒有高低凹凸 不頃斜) flat; level; even; smooth 2 (高度相同; 不相上下) on the same l...
- 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
- 測試 : test; testing; checkout; measurement
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In this dissertation, by virtue of self - developed test system, the studies on the optical and electric properties of oled of little molecule with different material, configuration manufactured with different processes have been presented. concepts of chromatics and the mechanism of carrier transportation in the semiconductor device have been applied here to qualitatively analysis and interpret the result of measurement. some interesting conclusions have been given which will be helpful in the further optimization of the performances of oled
在oled研究過程中,對器件性能的表徵工作起到十分重要的作用,本文利用自主開發的測試平臺(包括軟體、硬體的搭建) ,對不同材料、結構、工藝的小分子oled器件進行了光學、電學性能的測試和評估,並依照色度學、半導體電輸運等理論成功的對測試結果作出了定性分析,揭示了制約器件工作性能的相關因素,為器件性能的進一步優化奠定了基礎、指明了方向。With the ever - advancing testing requirement in the checking and controlling field and the development in both the electronical techique area and the computer techquice area, the traditional testing instrument increasing can n ' t meet the demand of the computer time. the traditional instrument is expensive, single - functioned, inadaptable, and low - automationed, and can n ' t conduct comprehensive analysis and evaluation on the system that is examined, which has : a direct effect on the improvement of testing quality as well as the testing standard
隨著測控領域不斷提高的測試要求以及電子技術、計算機技術的迅猛發展,傳統的測控儀器己越來越不能滿足時代的要求(傳統儀器價格昂貴、功能單一、適應面窄、自動化程度低,而且不能對被測系統綜合分析和評估,直接影響著測試水平和質量的提高) ,微機化、自動化、柔性化的虛擬儀器系統是當今測控儀器的發展方向。The hardware is composed of digital luminometer, rotate encoder, step motor and data acquisition card, solenoid - operated clutches. the software is developed in visual c + + 6. 0 which is an oop programming environment and has plenty of resource to use. this system can implement high speed, automatic measurement
課題對測定系統進行了總體設計,硬體部分由數字照度計、旋轉編碼器、步進電機、電磁離合器等組成,軟體部分利用acl - 8216數據採集卡,以vc + + 6 . 0作為軟體開發平臺,充分利用vc + + 6 . 0生成友好界面的優勢和acl - 8216的資源,開發出了測試系統。This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions
首先對加速度計及其測試技術的發展歷史和現狀,液浮擺式加速度計的工作原理和數學模型等作了簡要的介紹,然後確定了以二元調寬脈沖再平衡測試迴路為設計方案,並從控制理論的角度進行了分析,著重研究了系統中各部分的傳遞函數,利用系統開環傳遞函數分析了系統的穩定性,同時設計了系統的校正網路;分析了二元調寬脈沖再平衡測試迴路的解析度、采樣約束以及測試精度等基本問題,並按照系統分析的結果設計了包括前置放大、帶通濾波、交流放大、相敏解調、脈寬調制、頻標電路以及力矩電流發生器等測試系統各部分硬體電路,驗證了電路的正確性,最後按照測試系統的要求,採用了美國ni公司專為測試領域所開發的虛擬儀器工具? ? labview作為測試軟體開發工具,利用該圖形化編程語言完成了測試系統軟體部分的設計,實現了測試功能。Static and dynamic trial experiments indicate that the system, not only can well simulate the prime governor and self _ equilibrium characteristics of a prime mover with its simple hardware line, small size and versatility, but also can highly improve the whole system ' s control precision, reliability and stability when compared with the system design of the analogy circuits
靜態、動態測試實驗表明:該控制系統,不僅硬體線路大為簡化、體積小、通用性強,能夠很好地實現對原型調速器及原動機自平衡特性的模擬,而且與模擬電路的設計方案相比,整個系統的控制精度、可靠性和穩定性等大幅度提高,具有明顯的優勢。The carrier wave is modulated directly by the baseband signal at several frequency point in l band and s band. firstly, this paper clarifies the theory of i / q modulation, elaborates evm and acpl, and analyzes the effect of amplitude and phase unbalance and dc offset on evm. secondly we review the basic principle of phase locked loop and it ’ s composing parts, including the basic conception and design method of pll frequency synthesizer, especially introduce the charge pump pll frequency synthesizer in detail
首先,在闡述i / q正交調制基本原理的基礎上,通過對誤差矢量和鄰近通道功率泄漏的詳細分析,定性、定量地討論了各種非理想電路因素(如相位不平衡、幅度不平衡、直流偏差等)對調制器性能的影響;其次,介紹了鎖相環的工作原理和基本組成部分,包括鎖相環的設計和環路濾波器的設計,特別詳述了電荷泵鎖相頻率源;第三,介紹了採用直接調制技術模擬衛星信號的射頻前端的設計;最後,對整個直接射頻調制系統進行測試,結果基本上達到了課題要求。The inspection equipments including speedometer odometer tester and electron tachometer tester all of them are developed and designed by ourselves have reached the advanced quality at home and the same to the magnetizer demagnetizer. all of them can be provided to customer with our quality products together
公司自主設計開發製造的車速里程錶測試儀和電子轉速表測試儀充磁機退磁器等具有國內先進水平,可隨儀表產品一起滿足顧客的需求。Standard guide for measuring power frequency magnetic properties of flat - rolled electrical steels using small single sheet testers
使用小薄板測試器測量扁平軋制電工鋼工頻磁性能的標準指南The basic calibration of a rf signal generator normally includes tests on output level accuracy, level flatness, and frequency accuracy
射頻信號發生器的基本校正工作一般包括測試輸出電平準確度、電平不平坦度及頻率準確度。We have advanced equipments in the world, whole set apparatus made in german, special tools used in jatta and audi vehicles, advanced testers, wrong readers, launch tester, inner peeper, advanced repairing machines, automatic lift shaft, wheel balancer and italy automatic lacquer baker, computer print reached ministry standard
義大利全自動烤漆房,全自動電腦調漆設備,義大利全自動輪胎平衡機,全自動輪胎安拆機義大利吊裝起重設備加拿大車身校正系統汽車電能試驗器廢氣分析儀電腦故障閱讀器空調系統冷媒測漏儀abs測試儀噴射測試儀機油壓力測試儀等。The design of the full - automatic core system
無線電臺接收激勵器自動測試系統硬體平臺設計In the active circuit part, based on the theories of multiplier of srd and fet, we have designed the circuit of x band 6 multiplier and ka band tripler. then they are simulated and optimized using harmonic balance method. furthermore, the results of optimization and experiments are analyzed
在有源電路部分,我們介紹了階躍管、 fet倍頻器的基本原理,在此基礎上分別設計了兩個倍頻器電路,然後利用諧波平衡法進行了模擬,並對模擬、測試結果作出了比較。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。Execute selective examination rule of measuring instrument and device. calibrate and test electronic balance, scale and platinum resistance
執行計量器具抽查制度,用標準器對電子天平、磅秤、鉑電阻校驗、測試。Bearings roller bearings and other components. bearing ring precision rolling production line ; a high - precision, super efficient grinding automatic production line ; bearing assembly line ; signal processing equipment ; blank processing equipment ; crowning roller grinder ; end - grinder ; coordinate precision grinder ;, cylindrical grinder ; surface grinder ; spherical roller processing equipment ; raceway grinder ; heat treatment ; needle processing equipment ; polishing processing equipment ; roller - seiki ; rolling auto - sorting machine parts bearing hardness sorting machine bearing cleaning equipment ; contact angle measuring instrument ; contour meter ; bearing life experimental device ; bearing packaging equipment ; roundness instrument ; dynamic vibration noise analyzer ; noise vibration test equipment ; printing machine measuring instrument ; roughness tester ; scanning electron microscope ; finish detector ; inverter ; spindle, wheel, whetstone and other grinding materials
軸承套圈精密輾擴生產線高精高效磨超自動生產線軸承自動裝配線球加工設備毛坯加工設備凸度滾子磨床雙端面磨床高精度坐標磨床內外圓磨床平面磨床球面滾子加工設備溝道磨床熱處理生產滾針加工設備光飾加工設備滾道超精機滾動體自動分選機軸承零件硬度選別機軸承清洗設備角接觸測量儀輪廓測量儀軸承壽命實驗裝置軸承包裝設備圓度儀振動噪音動態分析儀振動噪音測試裝置印字機加工測量儀粗糙度測試儀掃描電子顯微鏡光潔度檢測儀變頻器電主軸砂輪油石和其他研磨材料The sample with low emitter efficiency has completed as the method of above. this lead to the greatly decrease of the reverse recovery time and the low reverse leakage and forward voltage, especially the excellent temperature character of the leakage. the test date shows that the samples reach the first class of international level
本論文作者通過模擬測試,驗證了課題研究的理論設想,並設計製作了具有低陽極發射效率結構的高壓功率frd ,利用局域鉑摻雜和電子輻照相結合的壽命控制方式,實現器件反向恢復時間的極大減小,並且反向漏電流、軟度因子、正向壓降等關鍵參數也較理想,且具有極佳的漏電溫度特性,達到器件綜合性能的優良折衷,達到國際先進水平。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。Semiconductor integrated circuits. general principles of measuring methods for level translator
半導體集成電路.電平轉換器測試方法的基本原理The designed testing instrument has the functions of many instruments, such as frequency selective level meter, oscillator, frequency meter, millisecond meter and so on. all measuring and data processing are accomplished by the application software that is installed in a computer
在功能上,裝置集電平振蕩器、高頻頻率計和選頻電平表等多臺儀器的功能於一體,且裝置的所有試驗操作、測量及數據處理由安裝于通用計算機上的應用軟體完成。Transmission measuring set
傳輸電平測試器分享友人