電測高度計 的英文怎麼說
中文拼音 [diàncègāodùjì]
電測高度計
英文
electric altimeter- 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...
- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 高 : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 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...
- 高度 : altitudeheightelevation
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Equipment and instruments : electronic analytic balance, uv and vis spectrophotometer, 97rt fluorescence spectrophotometer, gas chromatograph spectrometer, high speed centrifugal machines, leica rm 2015 microtome, fluorescence microscopes, pcr amplifier, and so on
:電子分析天平、紫外可見光分光光度計、 97rt熒光分光光度計、氣相色譜儀(附4種檢測器) 、高速離心機、病理切片機、熒光顯微鏡、 pcr擴增儀等。The main computer is programmed under windows, while the assistant computer is programmed under dos. the last, based on the idea of module - structure, the software of the testing system are designed, thus this software system is compatible and transplantable to design again. the experiment of measuring principle is taken : take the xy flat of lathe as the parallel - pole device and adjust the angle of sensor, the rotating - probe can test the felloe mould in scanning way
藉助虛擬儀器的思想,對測控系統進行了設計:採用光柵尺、光電編碼器測量可動部件的運動量,解析度高、誤差小;採用細分驅動的步進電機裝置,控制性能好;系統實施環境溫度的檢測、補償,提高了檢測精度;基於兩級微機組建測控系統:主機為人機界面,採用windows編程,從機用dos編程,實時性好;軟體設計採用兼容性和移植性好的模塊式結構,便於二次開發。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。Method of improving the measurement accuracy of prt
提高鉑電阻溫度計測量精度的方法研究Based on the verification regulation of prt, this paper studies the temperature characteristics of prt, suggests a method of improving the accuracy of measurement and supplies the uncertainty of calibration point
摘要分析了檢定規程對鉑電阻溫度計的要求,通過研究鉑電阻溫度計的測溫特性,提出了提高鉑電阻溫度計測量精度的方法,並給出了在溫度校準點的測量不確定度。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。After the temperature measurement system is scaled by the black body furnace, we use least square method and neural network to calculate the temperature respectively according to the images taken from both the black body furnace and the common coal furnace. through comparison the calculation data with the result of thermocouple, an improved method of neural network is proposed. this method is more practical and precise
根據標定結果,本文用最小二乘和神經網路兩種方法分別對黑體爐和普通煤爐的圖像進行了溫度計算;通過比較熱電偶輸出的溫度值和計算的結果,提出了一種改進的神經網路方法,該方法更適用於工程實際,其測溫精度較高。All my samples with good orientation are prepared by rf sputtering. then we invest surface morphology and crystal structure, optical and electrical properties of zno films by afm, xrd, hall testing, ultraviolet - visible spectrum photometer and xps et al. zno films are fabricated on gaas substrate
本文用射頻反應磁控濺射制備了高度c軸擇優取向的zno薄膜,採用原子力顯微鏡( afm ) 、 x射線( xrd ) 、 hall測試儀、紫外?可見分光光度計和x光電子能譜等分析測試手段,研究了樣品的表面形貌、晶體結構、光學和電學性能等。In order to enhance the precision, this design proposes that temperature - measuring circuit of platinum resistors and software should be employed to carry on adjustment of measured precision ; it also proposes that the interference of the grid can be reduced by the voltage front feed ; and meanwhile it calls for the application of the photoelectric insulation, the over heating protection and alarm so as to enhance the security performance of the system
為了提高精度,本設計還採用了鉑電阻溫度測量電路,並利用軟體對測量精度進行自校準;通過電壓前饋控制減少電網干擾。此外,設計中還加入了光電隔離措施及過熱自動保護和報警功能,以增強系統的安全性能。In order to make the sensitivity of 2 - demension accelerometer along the two main arbors almost identical, symmetric four - beam structure that embeds a double - sides interdigitated differential capacitive with puckered beam in two directions was used as sensitive component. in addition, the differential capacitive accelerometer fabricated by bulky silicon micromechanical technique has high sensitivity, wide measurement scope, less nonlinear error, and simple converting circuit. then, the structure parameters of the sensitive component were calculated and stimulated, which results in a set of the optimized structure design parameters, main fabrication procedure and several key fabrication technology
為使二維振動傳感器在兩主軸方向的靈敏度大致相同,敏感元件採用高度對稱的四梁結構,其中每個軸向上均採用帶折疊梁的雙側叉指電容結構,採用體硅微機械工藝製作的高深寬比叉指電容式敏感元件,具有高靈敏度、寬量程、非線性誤差小、外圍電路簡單等優點;對設計的敏感元件結構參數進行了計算,並利用有限元法進行了模擬分析,根據模擬結果得出了優化參數;在確定敏感結構的基礎上,研究了敏感元件採用體硅微機械加工工藝製作的工藝流程和關鍵工藝技術;對敏感晶元內部的c - v介面電路進行了原理設計與分析,利用差動測量技術得到由振動引起的微小電容變化量,經c - v介面電路進行相位調制處理,然後通過解調輸出與加速度成正比的電壓信號。They mark the top class of temperature measurement technology and perform well in all applications from a ships diesel engine to a kitchen stove : remote reading thermometers from tecsis the best selection worldwide
它們代表了溫度測量技術中的最高等級,在所有應用中都有良好的表現,從輪船的柴油機到廚房的電爐: tecsis的遙測讀數溫度計是全世界最好的選擇。In this paper, the author applies photoelectric technology to design a set of real - time on - line unosculant beeline diameter measurement system by ccd. the device can measure the diameter of lifting rope by continuous real - time on - line unosculant measurement, then show the diameter by led. in this means, the measurement is fast and efficent, the extent of automation is high, and the way of display is intuitionistic
本論文應用光電技術,設計了ccd實時在線非接觸式線徑測量系統來對提升鋼絲繩直徑進行實時在線非接觸式測量,以led數碼管顯示,具有測量快速高效、自動化程度高、顯示直觀等特點,並能克服人工檢測所具有的缺點。Reliability assessment of xi - luo - du underground water - power plant : the results have been used by the cheng - du surveying, design and research institute for the preliminary design ; ( 2 ) the stress and strain analysis for the xiao - guan - zi sluice and its foundation : the report has been applied for the reinforcement of the foundation ; ( 3 ) the thermal control procedure for the no. 7 - 14 power plant dam segments of the three gorge project : the research report provides the effective and efficient methods for the controlling of the temperature field in the mass concrete structure ; ( 4 ) the software system development for the long - term monitoring for dikes : the software can automatically give the results of the seepage field and the probability of soil piping of dikes and underground ; ( 5 ) reliability assessment of xiang - jia - ba underground water - power plant : the results have been used by the zhong - nan surveying, design and research institute for the preliminary design ; ( 6 ) fatigue reliability estimation of shipping berthing pillar : the results give the optimized design scheme and prediction of the structural age ; ( 7 ) 3 - d static and dynamic stochastic finite element analysis for the strength, stability and thermal control problem for xi - luo - du project
溪洛渡水電站超大型地下洞室群圍巖穩定的安全可靠性分析:被成都勘測設計研究院應用於比選報告及可行性論證中; ( 2 )小關子水電站攔河閘壩及地基的應力應變分析:被成都勘測設計研究院應用於地基加固處理方案; ( 3 )三峽廠房7 # - 14 #壩段溫控並縫措施研究:為廠房壩段並縫方案的可行性提供了依據; ( 4 )堤防工程體系的長期監控預報預警決策系統開發:為監控、預測預報堤防滲漏管涌破壞提供分析軟體; ( 5 )向家壩地下洞室群圍巖穩定的安全可靠性分析:被中南勘測設計研究院應用於初步設計方案中; ( 6 )靠船墩的疲勞可靠度研究:為廣東航運規劃設計院的靠船墩優化設計和加固提供依據; ( 7 )溪洛渡高拱壩壩體壩基(壩肩)強度和穩定的三維靜動力隨機有限元分析及可靠度計算:為溪洛渡重大工程壩體的靜動力安全穩定性及溫控方案提供依據。On the base of studying imaging theory of lens, the imaging theory of laser confocal scanning microscopy was analyzed in detail in this paper, and the advancement of that the optical fiber was applied to the system was described ; on the base of completed the demonstration for whole project, the experiment scheme was designed ; the relationship between the main parameters of key devices and the resolution was deduced, and the requirements of coupling efficiency and vignetting effects to optical system was analyzed ; the design of optical system and the planar scanning controlling circuit was completed ; a new method was put forward to resolved the inherent non - liner scanning problem of the galvanometer scanner by using software liner controlling in circuit design, and the perfect planar scanning was realized ; at last the low noise, high multiple and non - distortion amplify circuit of photoelectric detector was completed
本文在透鏡成像理論的基礎上,系統、深入地分析了共焦掃描顯微成像的機理,論述了應用單模光纖的激光共焦掃描顯微成像系統的優點;進行了總體方案的論證,並設計確定了單模光纖激光共焦掃描顯微成像系統的總體方案;從理論上推導分析了解析度要求與試驗系統中相關器件主要參數之間的關系,分析了系統耦合效率和漸暈現象對光學系統的設計要求;完成了方案中光學系統和二維掃描控制電路的設計,並在電路設計中採用了用軟體解決檢流計式光學掃描器(振鏡)非線性問題的新方法,能夠實現較為理想的二維模擬掃描;完成了高增益、低噪聲和低失真的探測接收系統的設計和調試。A precision force banacing accelerometer for ineration navigation application is developed. the resolution, low - sensitivity threshold and high thermal stability are considered as design parameters. in order to guarantee a low - sensitivity threshold while maintaining robustness against shock, push - pull type long flexures are used in this paper. to improve thermal stability, this paper discusses the use of electromagnets as a magnetic fied source. the silicon pendulum assembly and modified inducance type pick - up is also developed to reduce assembling procedure. the measure range of accelerometer is 0 - 70g
加速度計的解析度、靈敏度閾值和高的熱穩定性是設計時主要考慮的參數。本論文中使用推?挽式長撓性結構來保證低靈敏度閾值,同時保證抗振魯棒性。為了提高熱穩定性,本文中討論了利用永久磁鐵作為磁場源;微加工技術被引入擺組件的結構設計和利用力矩線圈作為激勵線圈來簡化電感式的檢測裝置。The ade7758 is a high accuracy 3 - phase electrical energy measurement ic. it incorporates adcs, a digital integrator, reference circuitry, temperature sensor, and all the signal processing required performing active, reactive, and apparent energy measurement and rms calculations
Ade7758是高精度三相電量測量專用晶元,它集成了adc 、數字積分器、參考電路、溫度傳感器以及電能測量和有效值計算的數字處理模塊。The automatic measurement system for artillery body inside chamber defect belongs to the application study of intelligent measurement technology. it is the effective combination and application of several technology including modern optics, precision mechanism, electronics and technique of computer. it is a kind of auto lossless detecting which applied computer real - time control to realize high precision and high efficiency
火炮身管膛內疵病測試系統屬智能檢測技術的應用研究,是現代光學、精密機械、電子學與計算機等項高新技術在軍用技術中的有效組合及其應用,是應用計算機實時控制,實現高精度、高效率的自動無損檢測。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。Utilizing the internal high - rate counter in fx2n series plc and simple external circuit, the author real - timely measures the hydro generator frequency with high accuracy and reliability, which meets the engineering application requirements
作者利用fx2n系列plc內部的高速計數器和簡單的外圍電路,實現了對機組頻率的測量,滿足了工程實踐中對測頻可靠性、實時性和精度的要求。There is difference frequency measurement requirement for every part of pid regulating, difference between dynamic quality and static quality in response time and accuracy. according to these, it use the interrupt functions and high - speed counter of the simens s7 - 200 plc cpu226 basic unit and some peripheral circuit to measure frequency ; in software designed, the procedure frame of hydraulic - turbine governor and disperse process of parallel pid are analyzed, an improved pid algorithm is adopted to realize a pid regulation mode with variable structure and parameters ; the mechanical liquid - pressure system of the hydraulic - turbine governor is with electric - hydraulic converter unit of step motor. according to the drive character of five phase of response step motor, a variable frequency regulated voltage driver unit is designed in order to realize interface between plc and driver of step motor
本文利用s7 - 200plc自身的特點設計了頻率測量單元,根據pid調節各個環節的特點,以及調速器動態特性、靜態特性對頻率測量的實時性和精度要求的不同,利用s7 - 200plc基本單元中內置的高速計數器以及相應的外圍放大整形、分頻電路,實現了水輪發電機組頻率的測量;在軟體上,對微機調速器的整個程序框架、並聯pid的離散化過程進行了分析,選用改進的pid演算法實現了變參數、變結構的pid調節模式;調速器的機械液壓隨動系統具有步進電機電液轉換元件,採用五相反應式步進電機,根據其驅動特性設計了變頻調壓驅動器,實現plc與步進電機驅動器之間數字介面。分享友人