熱電比測器 的英文怎麼說
中文拼音 [rèdiànbǐcèqì]
熱電比測器
英文
thermodelectric comparator- 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...
- 比 : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 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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The master dissertation introduces passive correlative orientation system and base theory in signal dispose briefly in the first place. the system takes tv sound fm signal from tv satation signal. the power rate of tv station signal to sound signal is ten to one. in the case of submerged by mussy weave and machine ' s hot noise, dispersed target signal is feeble
系統採用電臺的電視伴音調頻信號,其中電臺信號與伴音信號功率之比基本為10 : 1 ,並且目標散射信號較弱,一般情況下淹沒在雜波和機器熱噪聲之下,採用常規的脈沖檢測方法很難對遠距離的目標進行檢測,而以電臺直達信號作為參考與目標回波信號進行相關檢測;系統中信號的相關處理會產生旁瓣,而強目標的旁瓣會影響附近的弱目標檢測。By develop the new type thermostat module which is specialized in the thermoelectrical hgcdte infrared sensor, i have studied some advanced temperature control technique and mapped out a scheme of fuzzy pid control
本課題通過開發專用於熱電製冷型hgcdte紅外探測器的新型溫度控制器模塊,深入研究了當前比較先進的控溫方法,設計了模糊pid控制的總體方案。The new device consists of paint - drying box, heat carrier boiler, heating pipe, expansion tank, gas separator and oil tank, etc. the data of two applied examples shows that heat carrier paint drying method is able to make painting - drying cost drop by 88 %, compared with the conventional one, that it has some advantages such as uniform temperature field, good appearance and lower costs, compared with conventional hot air convection mode
該裝置主要由熱載體烤漆爐、輻射加熱管,熱載體爐、膨脹器、油氣分離器和儲油槽等組成。應用實例的測試數據表明,與傳統的遠紅外電加熱鋼瓶烤漆方式相比較,鋼瓶熱載體烤漆節能和降低能耗費用十分顯著,能耗費用降幅達到88 。與熱風爐對流烤漆方式相比較,熱載體烤漆方法不僅節能,而且烤漆爐溫度場均勻穩定,同時烤漆的外觀質量也得到了明顯提高。So it can not only simplifies the processes, improves the performance of drawroll but also reduce the cost. the system bases on the single - chip microcomputer - c8051f020
該方法與傳統的測控方式相比,由於不使用鉑電阻等測溫傳感器,簡化了機械加工的步驟,提高了熱輥本身的工藝性能,降低了生產成本。In this paper the development and status in quo about temperature measuring technologies and instruments for temperature measurement are fist summarized, and the characteristics and localizations of the current hardware - based instrument for temperature measurement are also pointed out ; and then we take the thermocouple and thermo - resistance instrument for temperature measurement as the example to analyze the most representative temperature measurement and the principle of instrument, including the temperature measuring mechanism, physical structure and notices ; an advanced manufacture technology of instrument - - - virtual instrument technology and the virtual instrument based on which are introduced in succession. this paper also narrates at length the origin, characteristics and system structure. the virtual instrument and hardware - based instrument are contrasted, which stands out the superiority of virtual instrument ; finally we combine virtual instrument and the technology of temperature measurement, which comes into being the virtual multi - channel instrument for temperature measurement debated in detail in this paper
本文首先概述了常用的溫度測試技術和溫度測試儀器的發展與現狀,指出了當前硬體化溫度測試儀器的特點和局限性;然後以熱電阻測溫儀和熱電偶測溫儀為代表分析了最具代表性的溫度測試與儀器的原理,其中包括它們的測溫機理、物理結構和注意事項;接著介紹了一種先進的儀器製造技術? ?虛擬儀器技術以及在此基礎上形成的虛擬儀器,對虛擬儀器的產生、特點、系統結構做了較詳細的介紹並和傳統硬體化儀器做了對比,突出了虛擬儀器的優越性;最後把虛擬儀器和溫度測試技術相結合,形成了本文著重介紹的虛擬式多通道溫度測試儀。Portable long - range infrared surveillance system thermovision 2000 is a state - of - the - art long - range platform mounted thermal imaging system, offering unmatched performance with its long - wave gen - iii qwip sensor and internal three field of view optical system
Thermovision 2000是尖端科技的長距離安裝有紅外熱像系統的監視平臺,提供無與倫比的第三代長波qwip quantum well infrared photondetector量子阱紅外光電探測器的性能和內置三種不同光學視場角25The experimental results are compared with the existing criterion and model so as to obtain the optimal overload protection model, viz. exponential heating and cooling equations, which can be used for protecting motors. based on the selected overload protection model, a thermal protector with single - chip is designed in this paper
利用該裝置測試了被試樣機在不同負載率下的發熱和冷卻過程,並把實際測試結果同現有的電動機熱保護標準和熱過載保護模型作了對比,在分析和討論了各種標準和熱過載保護模型建模機理的基礎上,得出了最佳的、可供單片機式熱保護器使用的熱過載保護模型,即雙時間常數的指數發熱和冷卻方程。The tubular sensors were made with brass tubes used in thermal power plant and their electrochemical impedance spectroscopy ( eis ) were tested and compared in two kinds of cell ( classical tri - electrode cell and the same material tri - electrode cell )
採用熱電廠實際使用的黃銅管製作管狀傳感器,利用交流阻抗法在同種材料三電極體系電解池中測量傳感器的電化學阻抗譜,並與經典三電極體系電解池下的數值作比較。The system can simulate the transfer process of photo - thermal and thermal - electric at a given parameter setting of structure, environment and circuit. on the basis of circuit structure, the calibration, parameter adjusting and signal readout can be simulated, the vary process of readout circuit, readout voltage, optical gain, optical gain rate, and uniformity can be given. in addition, all kinds of character parameters of device can be forecasted
本論文根據umbirfpa的原理,建立它的軟體模擬系統,它可以根據給定的結構、環境、電路設置等參數首先模擬光熱、熱電轉換過程,並可根據電路結構,模擬校準、參數調節並讀出信號,給出讀出電流和電壓、光學增益、光學增益比、非均勻性等各特徵量的定量變化過程,預測製成后器件的各種性能參數。A circuit measures the resistance of the thermistor and provides an output voltage proportional to the temperature
一種電路,測量電熱調節器的抗性,提供與溫度成比例的輸出電壓。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。According to the working condition of electronic element, a testing system established to test the temperature variety of the electronic element surface on several kinds of radiator which designed on different structure under different working condition. on the basic of the experimental results, integrated theoretical model established which include three part : heat simulation copper block, two - phase closed thermosyphon and heat sink
根據電子器件的運行工況,建立了散熱器性能測試系統,並對所設計的不同型式的熱管型電子器件散熱器進行了在不同工況下的性能實驗,比較了在熱流密度、風速、風溫等實驗工況發生改變的情況下各型式的熱管型電子器件散熱器中電子器件表面溫度的變化規律。And the controlling method of pi makes the temperature control quick and stable. at the same time, the paper completes the mutual communication between temperature control equipment and computer by way of serial interface and usb interface, so as to realize the remote control of computer to the temperature control equipment. finally, the performance test of the semi - conductor temperature control equipment researched in this paper is carried out, and the results show that the precision of the temperature of the controller of semi - conductor can reach to 0. 2, and the degree of temperature stablization is less than 0. 05
整個系統採用閉環控制結構,使系統的抗干擾能力大大增強;為半導體製冷器量身定做的驅動電路,可以方便的調節通過tec電流的大小和方向,使tec加熱製冷靈活迅速的特點得到充分發揮;使用比例積分( pi )的控制方法使得溫度控制快速穩定;同時,本文還實現了溫控儀與上位機通過串列口和usb口兩種方式的通訊,實現了上位機對溫控儀的遠程控制;最後,對所研製的半導體溫度控制儀進行了性能測試,測試結果表明,半導體溫度控制儀溫控精度達到0 . 2 ,溫度穩定度小於0 . 05 ,滿足了系統設計的要求。Input. determine inputs, such as thermocouple signals, timer, or analytical test results
輸入。確定輸入,比如熱電偶信號,定時器,或分析測試結果。分享友人