電阻應變片 的英文怎麼說
中文拼音 [diànzǔyīngbiànpiān]
電阻應變片
英文
electrical strain gage-
Using domestic strained integrated resistor as weighing sensor, at89c52 single chip as control unit, combined with arithmetical magnification, analogtodigital conversion ( a / d ), real time clock, liquid crystal display ( lcd ), and series communication interface, a minitype automatic weighing lysimeter is developed. that made measurement of evapotranspiration become conveniently and effectively in studying on water use of crops
為了方便、有效地測定植物的蒸散，為水分利用研究提供價廉物美、簡單易用的儀器，本研究利用國產的集成電阻應變式稱重傳感器，採用at89c52單片機作為控制單元，結合運算放大、模數轉換、實時時鐘、液晶顯示、數據存儲、串列通信等外圍介面電路，研製了小型自動稱重式蒸散儀。The effect is the same as that of placing a shunt resistor across the active gage.
效果相當于跨工作應變片加了一個分流電阻器一樣。The sensor adopted micro melts technology and introduce aviation application science and technology ; using high temperature glass the micro processing silicon voltage dependent resistance strain gauge to melt on the stainless steel diaphragm
傳感器採用的微熔技術，引進航空應用科技，利用高溫玻璃將微加工硅壓敏電阻應變片熔化在不銹鋼膜片上。Abstract : the therortical calculation of the bending stress of the root and experimental stress analysis on the modified profile and the standard involute tooth profile were made with the finite element method and the electric resistance strain film method. this indicated that the modified profile was supe rior to the standard involute profiles in terms of the bending strength
文摘:分別用有限元和電阻應變片法對修形齒形和漸開線齒形進行齒根彎曲應力計算與實驗應力分析.結果證明在彎曲強度方面修形齒形比標準漸開線齒形更優越Two basic forms of the resistance strain gage are the bounded and the unbounded types.
電阻應變片有粘貼式和非粘貼式兩種基本形式。Aiming at the study actuality of fan performance monitoring system and analysis of fan performance curve changes affected by inlet - box and the different fixed - angles of guide blades in the course of installation, a fan flow monitoring model based on rbfnn in whole flow zone was established in this thesis. in the model, the method of no throttle and fan performance curve were used as basis. and on the basis of that model, fan performance curves of 4 - 73no. 8d were approached with experimental data of different speed, different opening - angles of guide blade and different resistance of pipeline, the precision and the error law of model were studied
本文針對電站風機性能監測系統研究較少的現狀，在實驗的基礎上分析了現場加裝進氣箱和由於安裝造成的導流器葉片開度不一致對風機性能曲線的影響，並在此基礎上採用無節流方法測量流量，以風機調節性能曲線為依據，建立了基於徑向基函數（ rbf ）神經網路的風機流量全程監測模型；以實驗室4 - 73no . 8d離心風機為研究對象，探討了rbf神經網路差壓模型在變轉速、變導流器開度和變管網阻力等工況下的應用精度和誤差分佈規律；最後用visualc + +語言開發了風機性能在線監測系統。The conventional resistance strain sensor has played the key role in short - time strain measuring. however, it also has some disadvantages in some aspects
針對大型民用基礎設施的長期在線應變測量，常規的電阻應變片難以滿足其施工監測以及服役期間的狀態監測的需要。3 in experiment the common electrical - resistance strain gages is used as receiver to replace the pzt or velocity and acceleration transducer which is frequently used in pipeline not
3 、實驗採用動態電阻應變電測法，採用普通的電阻應變片作為接收傳感器，代替了通常用於管道檢測的壓電探頭或樁基完整性檢測的反射波法中使用的速度傳感器或加速度傳感器。At last, we introduced the design of demodulation device of white - light interferometer modulation / demodulation fiber - optic fabry - perot sensor. we provide the ways to improve the property of sensor. we performed a experiment to test the capability of our sensor to strain gauge, and applied our sensor into study on carbon fiber material temperature property
最後討論了白光干涉型光纖fp傳感器信號解調裝置的設計，提出了改進該種傳感器性能的方法，並對該傳感器系統與電阻應變片作了對比實驗，將該種傳感器用於了碳纖維材料的溫度性能實驗中。According to the requirements of oil salvage operation and ground equipment, research and develop a system to conduct the dynamic test on the speed and position of oil extractor, and the tension supported by steel wire, with c8051f330 single - chip microcomputer as the core module, hall - effect sensor and resistance sensor as the test components
摘要根據撈油作業和地面設備的需求，研製一種以c8051f330單片機為核心，採用霍爾傳感器和電阻應變片作為檢測元件，實現付撈油抽子升降速度、位置和鋼絲拉繩所承受拉力的動態檢測系統。According to the request of this subject, we have developed the system hardware and software for the slave device and the inspection software running on the pc. in this paper all of the followings is illustrated detailedly, such as the research on the principles of measurement and its realization, three means of water - level measurement that are separately based on photo electricity coder, pressure sensor and potentiometer ; selection of the microchip, we choose an advanced integrated soc ( system on chip ) microchip c8051f021 as the main controller ; realization of signal sampling, processing and its conversion in the mcu ; application of high precision 16 bits adc cmos chip - - ad7705 in our system, designing its interface with the microchip and relevant program ; using a trickle charge timekeeping chip ds1302 in the system which can provide time norm and designing of its i / o interface and program ; additionally, a 4 ~ 20ma current output channel to provide system check - up using ad421. in the system, ad421, ad7705 and the microchip compose spi bus ; to communicate with the master pc, here we use two ways which are separately rs232 and rs485 ; moreover, there are alarm unit, keyboard unit, power supply inspection unit and voltage norm providing unit in the system
針對研製任務的要求，課題期間研製了下位機系統硬體和軟體，開發了上位機監控軟體，其中所作的具體工作包括：測量原理的研究和在系統中的實現，在本次設計中用三種方法來進行水位測量，分別是旋轉編碼器法、液位壓力傳感器法和可變電阻器法；主控晶元的選擇，我們選用了高集成度的混合信號系統級晶元c8051f021 ；實現了信號的採集和處理，包括信號的轉換和在單片機內的運算；高集成度16位模數轉換晶元ad7705在系統中的應用，我們完成了它與單片機的介面設計及程序編制任務；精確時鐘晶元ds1302在系統中的應用，在此，我們實現了用單片機的i o口與ds1302的連接和在軟體中對時序的模擬，該晶元的應用給整臺儀器提供了時間基準，方便了儀器的使用；另外，針對研製任務的要求，還給系統加上了一路4 20ma模擬信號電流環的輸出電路來提供系統監測，該部分的實現是通過採用ad421晶元來完成的，本設計中完成了ad421與單片機的spi介面任務，協調了它與ad7705晶元和單片機共同構成的spi總線系統的關系，並完成了程序設計；與上位機的通信介面設計，該部分通過兩種方法實現： rs232通信方式和rs485通信方式；系統設計方面還包括報警電路設計、操作鍵盤設計、電源監控電路設計、電壓基準電路的設計。Also the regulations of stain and resistivity of smart composite with additives of continuous carbon fiber and graphite are analyzed
本文還對連續碳纖維、鱗片填料在拉伸狀態下應變與體積電阻率之間的變化關系進行了研究和分析。Through the flexural failure tests, it is show that the measured results of fbg sensor and strain gauge are nearly same
試驗梁通過彎曲破壞試驗比較布拉格光柵傳感器與電阻應變片的測試結果。9 pieces of rc test beams were fabricated, the fbg sensors and strain gauges were mounted in the tensile steel, compress concrete and cfrp of the tested beams
制備9根rc試驗梁，將fbg傳感器與電阻應變片同時預置於實驗梁內（受拉鋼筋、壓區混凝土及碳纖維復合材料中） 。Stain gage load cells are diffusely used in the mechanical measurements with high precision. at present, load cell design, manufacture and test in china, especially the strain gage backing material were laggard a lot
電阻應變式測力稱重傳感器在高精度機械測量領域中有著廣泛的應用，但目前國內的傳感器設計、製造、檢驗技術，尤其是應變片基底材料的製造工藝還非常落後。Abstract : after the relationship between radial and tangential strains and resistance changes of strain gage on the surface of elasticity pressure sensor is established by finite element method, the output voltage is related to the resistance changes in the electrical bridge, and the nonlinear precision of this kind of pressure sensor is analyzed
文摘:本文用有限元方法分析平膜片式壓力傳感器彈性元件表面徑向應變及切向應變與薄膜應變片阻值變化的聯系后，根據電橋原理得到與其輸出電壓之間的關系，最終並分析了傳感器之非線性精度An experiment on resistance strain gage to pit test for electromechanical main bearing
用電阻應變片檢測電機主軸運行故障的方法The designed wireless strain collection and transmission system has such characteristic as miniaturization. it can overcome the lacks of the traditional wired system and be
文中提出的基於電阻應變片的無線採集傳輸系統具有小型化的特點，能克服傳統有線採集系統的不足，更適合在現場測試中應用。Experimental result shows that electrical - resistance strain gages can respond well in the frequency range of artificial excitation by impact hammer, at the same time, the experimental scheme brought forward in this paper makes the experimental setting simple and can be manipulated easily as well as can display the excitation and response expediently and synchronously on digital oscillograph. the impact hammer can implement half - sine load
結果表明，電阻應變片在力錘激勵頻段內可以有很好的響應，從而使實驗裝置簡單，方便操作和使用；同時實驗結果顯示出本文採用的實驗方案可以方便地將激勵和響應同步地顯示在示波器上，並且利用力錘可以實現規則的半正弦加載。Acceleration sensor is used to test modal displacement, and strain sensors are used to test modal strain
振動測試中分別採用加速度傳感器進行位移模態分析以及電阻應變片進行應變模態分析。分享友人