電導率傳感器 的英文怎麼說
中文拼音 [diàndǎolǜzhuàngǎnqì]
電導率傳感器
英文
conductivity sensor- 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...
- 導 : 動詞1. (引導) lead; guide 2. (傳導) transmit; conduct 3. (開導) instruct; teach; give guidance to
- 率 : 率名詞(比值) rate; ratio; proportion
- 傳 : 傳名詞1 (解釋經文的著作) commentaries on classics 2 (傳記) biography 3 (敘述歷史故事的作品)...
- 感 : Ⅰ動詞1 (覺得) feel; sense 2 (懷有謝意) be grateful; be obliged; appreciate 3 (感動) move; t...
- 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
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Indium stannum oxide ( ito ) as semiconductor have caused a great deal of interest due to their prominent electro - optical behavior. ito has high prominent transmittance, high infrared reflectance, good electrical conductivity, ito applied as gas sensors, photovoltaic devices, heat reflecting mirrors, solar cells, flat panel displays, liquid crystal displays, electroluminescent, devices and organic light - emitting diodes ( oled ) etc. although preparations and applications of ito films have been studied deeply. nano - ito composites hardly studied
氧化銦錫( ito )是一種高簡並的n型半導體,由於具有導電性,可見光高透過率,紅外反射性,穩定的化學性,被廣泛應用於熱反射建築玻璃、抗靜電塗層,太陽能電池,熱發射鏡,平板顯示器和液晶顯示屏,傳感器,有機光致二級管( oled )等方面,國內外對高質量的ito薄膜的制備和應用進行了深入的研究,但是很少有ito納米粒子與高分子材料復合的報道。The experimental results showed that the substrate of pyroelectric sensor could significantly affect the detectivity. the porous silicon dioxide and pet plastic film substrate could effectively decrease the thermal conduction and the thermal fluctuation noise of the pyroelectric element, increase the voltage responsivity and the detectivity obviously
結果表明,多孔氧化硅和pet塑料可有效降低熱釋電元件的對外熱傳導,明顯提高傳感器的電壓響應率和降低熱釋電元件的熱噪聲。Conventional hard switching technology has several flaws below : on and off loss, inductive off, capacitive on and diode recover problems. comparing with it, the loss of on and off decreases markedly, as the switches are on and off in zero voltage or zero current cases. and also the size of converter becomes smaller because of the higher of switching frequency
傳統硬開關技術由於存在開通關斷損耗大、感性關斷、容性開通、二極體反向恢復等問題,與之相比,軟開關技術在零電壓或零電流條件下導通,開關損耗明顯降低,加上開關頻率的提高使得變換器的體積得以減小,這也是軟開關技術受到青睞的原因。The chip of microbridge structure thermocouple type microwave power sensor is designed by using seeback domino offect of thermocouple. ta2n of relatively low resistor - temperature coefficient and si of relatively high thermoelectric power seebeck coefficient are used as thermocouple materials in the chip
微梁結構熱偶微波功率傳感器晶元就是利用熱偶的塞貝克效應設計的,晶元選擇具有低電阻溫度系數的ta2n和具有高熱電系數的半導體單晶si作為熱偶材料。In order to eliminate the influences caused by temperature, electrode - polarization and autoeciousness - capacitance, the traditional instrument has added complicated circuits so that it cause such shortcomings as big error, time - retardation and a relatively small scope. through the problems caused by 2 - probe electrode and ac current source, a new measuring circuit based on the excitation of bi - directional voltage pulse and the sensor of 4 - probe electrode is proposed, using single - chip to achieve auto - temperature compensation
作者在參閱國內外大量相關參考文獻的基礎上,從電導測試技術的原理性研究出發,分析了採用交流激勵源、兩電導電極為傳感器的傳統電導測試系統所面臨的種種問題,提出並研製了一種基於雙極性脈沖電壓激勵、以四電導電極為探頭、運用單片機進行溫度自動補償的新型電導率測量系統。The effect of static magnetic field on the growth of eschrichia coli was discussed by the sensitive response of spqc sensor to the conductivity of solutioa a relative frequency shift response model was derived on the basis of theory analysis and the relative parameters were estimated
利用spqc傳感器對溶液電導率的靈敏響應,探討了了一定強度的靜磁場對大腸桿菌的生長狀況的影響。在理論分析的基礎上,導出了相關的頻移響應模型,估計了有關參數。With the development of electronic technology in the field of high - frequency and high - power, power mosfet is gradually enhancing its important status in semiconductor apparatus and is being widely applied in power converters as switch. with the increasing of the operating frequency ( > 200khz ), the energy loss caused by parasitic capacitance will affect the efficiency of power transforming in converters. especially in the applications of high frequency power supply using mosfet as main devices ( the unit of frequency is mhz ), the energy loss caused by the switch process will badly affect its efficiency
隨著電力電子技術進一步向高頻的大功率用電領域發展,功率mosfet在各種電力半導體器件中的重要地位日益顯著,使用功率mosfet作為開關器件的功率轉換電路也日益增多,但隨著器件開關頻率的提高(大於200khz ) ,由器件極間電容引起的能量損耗將會影響到功率轉換電路的能量傳輸效率,特別是在以mosfet作為開關器件的高頻感應加熱電源中(工作頻率可達兆赫) , mosfet在開關過程中的能量損耗嚴重影響到電源的效率,因此如何減小開關器件的損耗提高高頻功率轉換線路的效率成為電力電子技術領域的重要研究課題之一。Recent years, the using of piezoelectric sensors becomes a focus in novel biosensors research. the basic principle is that the characters of its oscillation are highly responded with the changes of the surface mass adsorption, or the physic characters in the reaction system including density, viscosity, conductivity and so on. a piezoelectric biosensor with a nanogram sensitivity could be constructed through a reasonable biological processing and structure designing to the piezoelectric quartz crystal
近年來,壓電傳感器檢測技術逐漸成為生物分析中的研究熱點,其基本原理是利用石英晶體振蕩特性對石英晶體表面質量負載(質量效應)和反應體系物理性狀如密度、粘度、電導率(非質量效應)等的改變具有高度敏感的特性,通過對石英晶體進行適當的生物學處理和結構設計,構建出具有具有ng級檢測能力的生物傳感器。It is a new branch to band piezoelectric chemistry and biological sensing technology. piezoelectric sensors are highly sensitive to multiple signals such as the surface mass and the density, viscosity, conductivity, dielectric effect of the liquid. the piezoelectric sensors are especially suitable for analysis of the proteins with high molecular weight
壓電傳感器除了可響應質量效應外,還可響應溶液的粘度、密度、介電常數、電導率等多種信號,除了氣相之外,當前的壓電傳感器還提供液相壓電傳感理論和應用技術,尤其是用於生物大分子的測定。The paper deduced the relations between the phase fractions of the multiphase flow and measured signals, such as the dielectric constant from the capacitance sensor, the electrical conductivity from the conductance sensor, and the ratio of absorption from the rf sensor
推導了多相流的介電常數、電導率、吸收率和含率的關系,設計和製作了電容、電導、射頻傳感器以及處理電路,提出了基於這些技術的多相流截面含率的測量方法。On the aspect of errors analysis of hrg, a brief introduction of the close - loop detection theory of hrg is present first. later the expressions of close - loop detection errors are deduced in theory. the impact of stimulating signals, turning speed, outside appended oscillation, the location & area of electrodes, and the current loss in capacitor is considered, and the primary analysis of error compensation is given
在半球諧振陀螺誤差分析方面,本文從半球諧振陀螺的閉環檢測原理出發,對半球諧振陀螺閉環檢測誤差進行了分析和推導,考慮了激勵信號、轉動速率、外界附加振蕩、電極位置及極板面積和電容傳感器等因素造成的陀螺誤差並對誤差補償進行初步分析。Starting with automation system, this paper, firstly, outlines the status of sensor lying in automation field and its developing state, shows the superiority about eddy current test by comparing it with the other nondestructive tests, expatiates the modern developing state about eddy current technology both here and there, shows the vista about eddy current test in our country and the background of the subject about the test for the width and thickness of stripe in the in - wall of cylinder after laser thermal treatment. secondly, beginning with maxwell equation in electromagnetic field theory and combining with some electromagnetic phenomena in real life, this paper explains qualitatively the operating principle about eddy current technology and the test theory for multi - parameter test with multi - frequency by math illation and gives some applying occasions about it
通過同其它幾種無損檢測技術的比較,給出了電渦流技術的優越性,闡述了國內外電渦流技術的發展現狀,展望了我國電渦流技術發展的未來,給出了汽缸內壁激光熱處理條紋厚度與寬度的檢測這個課題的背景;然後從電磁場理論中的麥克斯韋方程出發,通過一系列的數學嚴密推導,並結合現實生活中的一些電磁現象,定性地解釋了電渦流技術的原理,以及電渦流傳感器多頻率多參數的檢測原理,給出了電渦流技術的部分應用場合,以及電渦流檢測的等效電路。While integrating with the characteristics of microbial growth and biological reaction, this thesis presents a theoretical and applied study of several new system based on the response of one - face contacting liquid piezoelectric quartz crystal sensor to the viscosity and density of solution, and the response of spqc sensor to the conductivity of the solutioa the creative works are summarized four aspects as follows : 1
本文充分利用單面觸液型壓電傳感技術對溶液粘度和密度的響應以及串聯式聲波傳感器( spqc )對溶液電導率和介電常數的響應,與微生物生長和生化反應特徵相結合,對幾個新的體系進行了理論與應用方面的研究。在下述四個方面取得了一些創新性的成果: 1Then virtual dielectric constant method is adopted to calculate the electric field distribution with floating electrodes, and equivalent conductance rate method is adopted to calculate the electric field distribution with surface filth or local puncture in the insulator, furthermore the value scope of virtual conductance rate and equivalent conductance rate are discussed and some useful results are got. for the solution of vortex loss of silicon steel sheets concerning current transformer, the h solution has also been put forward rather than traditional a ? ( p method in order to reduce calculation load
採用虛擬介電常數法計算絕緣子存在懸浮導體的電場分佈,採用等效電導率法計算絕緣子存在表面污穢或局部擊穿情況下的電場分佈。對虛擬介電常數和等效電導率的取值范圍進行了討論,得出了一些有用的結論。對于電流互感器硅鋼片渦流損耗的計算,本文提出了不同於傳統的a -方法的h求解辦法,從而大大簡化了計算。It produce general planning of fibre optic pressure sensor design, established pressure signal measuring mathematic model, deduce lights numerical aperture in bent optical fiber, analyses some kind of photoelectric detection mode. it expound characterization of optical fiber illuminating source and light detector, exhaustively analyse of illuminating source - optical fiber, light detector - fiber optical and fiber optica - fiber optic
論文提出了光纖壓力傳感器的總體方案,建立了壓力信號測試的數學模型,推導出了光在彎曲光纖中的數值孔徑,分析了光電探測的幾種方式。詳盡闡述了光纖、光源和光探測器的特性,對光源?光纖和光探測器?光纖的耦合效率進行了分析。Polyaniline ( pan ) have potential applications in technology : such as light - emitting diodes ( led ), sensors, rechargeable batteries, photovoltaic cell, electromagnetic interference shielding and metal anti - corrosion because of their variable structure, varied electronic properties through doping and lightweight
聚苯胺由於具有結構多樣化,通過摻雜電導率可調,重量輕等特點,在發光二極體、傳感器、太陽能電池、二次電池、電磁屏蔽、金屬的防腐等領域呈現廣泛的應用前景。Then the de - lay differential method of detecting the milling cutter breakage is put forward according to the above research work and the changing characteristics of power signal and vibration displacement signal when the tool breakage occurs, the monitoring stategy of sensors fusion based on the artificial neural network is put forward. the monitoring system of milling cutter breakage based on the information fusion of the power signal and vibration displace - ment signal has been developed. the diff culty in giving a dectecting threshold due to the changeable character of character of cutting condition has been solved, and a good reliability is ensured over a wide range of conditions
在上述研究工作的基礎上,提出了基於人工神經網路用於多傳感器信息融合的監測策略,開發研製了以機床主電機功率信號和主軸振動位移信號特徵參量融合的銑刀破損監測實驗系統,解決了銑削過程中切削條件多變導致監測閾值難以設置的難題,保證了在較寬的工作范圍內具有較高的識別準確率。Meanwhile, the soft - field characteristics of ert systems in different numbers of electrodes are studied, and the main soft - field characteristics of ert systems are found. the results show that the soft - field characteristics are greatly reflected in the influence of distribution of mediums and the difference in conductivity of two - phase mediums on the distributions of the sensitivity field
最後研究了當電極數目不同時對ert軟場特性的影響,得出了ert傳感器軟場特性的規律: ert傳感器的「軟場」特性主要體現在其靈敏場的分佈受被測介質的分佈及兩相介質電導率差值的影響。分享友人