熱電測溫法 的英文怎麼說
中文拼音 [rèdiàncèwēnfǎ]
熱電測溫法
英文
thermoelectric thermostat- 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
- 溫 : Ⅰ形容詞(不冷不熱) warm; lukewarm; hot; gentle; mild Ⅱ名詞1 (溫度) temperature 2 (瘟) acute ...
- 法 : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
- 溫法 : therapy by warming
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Abstract : a 16 - channel temperature detection apparatus with platinic resistance is presented. the method of the down - lead elimination of the platinic resistance and nonlinear correction with positive feedback are discussed
文摘:介紹了一種經濟實用的16通道鉑熱電阻測溫巡檢顯示儀,並論述了鉑熱電阻的引線消除和用正反饋實現非線性校正的方法。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。Standard test method for thermal emf test of single thermoelement materials by comparison with a reference thermoelement of similar emf - temperature properties
與有相同電動勢溫度性能的標準熱電偶相比較測定單個熱電偶材料的熱電動勢的標準試驗方法We select ni / cr alloy resistor as element together with ceramic embedding hearth ; select small flat - and - disc heat - even hubby ceramic sample holder, select ni / cr & ni / si thermoelectric couple ( type k ) as thermoscope with threads 0. 5 mm in diameter which is installed in the middle of the holders symmetrically ; select aluminum silicate fire - retardant fiber as materials for heat preservation ; design some hardware, for example temperature controller & transporter, signal amplifier etc ; design controlling curve to heat stove ; and introduce the method of least squares nonlinear regression and subsection function to deal with data. in order to obtain the reasonable operation conditions and operation curve, we have also done many theory analysis and experiment discussions
通過理論和試驗探討,選用鎳鉻合金電阻絲作為加熱元件,配以陶瓷質埋入式爐膛;選用陶瓷質小尺寸扁平?圓盤均熱塊體型樣品支持器;選用0 . 5mm絲徑鎳鉻?鎳硅熱電偶( k )作為測溫元件;熱電偶對稱安置在樣品支持器容器的中部;選用硅酸鋁耐火纖維作保溫材料;合理選用和設計了溫度控制器、溫度變送器、信號放大電路等硬體;採用升溫曲線來控制爐膛供熱過程;採用最小二乘法非線性回歸與分段函數相結合的曲線模擬方法,進行圖形處理。Abstract : based on the analysis of the mathematics models of saturation steam density and superheat steam density the paper states that the deviation of the detection on temperature highly affects the accuracy of intelligent flow totalizer. especially for saturation steam , the accuracy of the temperature detection circuit shall be designed higher than the accuracy of the instrument. thus a temperature detection circuit based on ratio method with high accuracy is introduced
文摘:在分析飽和蒸汽和過熱蒸汽密度的數學模型的基礎上指出,溫度檢測的偏差對智能流量積算儀的精度影響極大,尤其是飽和蒸汽,測溫電路的精度應設計為遠高於儀表的精度,同時引入一種基於比率法的高精度測溫電路。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。Longitudinal and transverse metallographic specimens for microscopic observation were prepared using conventional techniques. the morphology evolution was observed with neophot - 1 metaloscope and amray100b sem
利用熱電偶測溫方法,對定向凝固過程中固液界面溫度梯度及影響因素進行測試和分析。The system hardware circuits of tipct and the measures for improving the quality of original thermal image are mainly discussed. the primary research content and innovation are as follows : the innovation is that some methods have been proposed to impove the quality of orginal thermal image, such as controlling excitation time, increasing temperature, reducing noise and enhancing emissivity, and so on
本文主要圍繞電路故障檢測儀的系統硬體電路和熱圖像質量改善方法進行闡述,主要的創新點和研究內容如下:本文主要的創新點是:提出了改善熱圖像質量的幾種方法,如激勵時間控制、增溫法、降噪法和提高發射率法等。A device of measuring the crystallization temperature of mold slag based on single thermocouple wire was introdued
筆者以保護渣結晶溫度為出發點,提出了一種將雙鉑銠熱電偶絲既作為加熱元件,又作測溫元件的熱絲法技術。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。Methods for surface temperature measurement of far infrared heaters by thermocouples
通過熱電偶對遠紅外加熱器進行表面溫度測量的方法In order to improve measurement precision and display fidelity of the instrument, three new methods of nonlinear calibration of thermal instruments, which are based on intelligent control theory, are presented in this paper, such as nonlinear compensation of zr02 oxygen measurement instrument using bp nn, nonlinear calibration of temperature measurement sensors using cmac nn and nonlinear identification of throttle flow meter using ga. these methods prove to be not only simple but also effective
火電廠熱工儀表普遍存在非線性特性,為了提高參數測量的準確度和儀表顯示的精確度,基於智能控制理論,文中提出了熱工儀表非線性校正的新方法: bp神經網路補償氧化鋯氧量計非線性特性的方法、 cmac神經網路校正測溫傳感器非線性特性的方法、遺傳演算法辯識節流式流量儀表非線性特性的方法。The main work lists as following : 1 on the condition that cfrc is an macroscopically isotropic material, the governing equations of electric and thermal conduction for the inspection were established ; the current density and joule heat distribution around several kinds of flaws were investigated 2 by fem, the process of inspection was simulated ; the current density, joule heat and temperature distribution were also investigated, and the simulation results were contrasted with experimental data
主要工作為: 1 、將機敏混凝土合理假定為宏觀各向同性材料的基礎上,建立了檢測過程中的熱、電傳導相關的控制方程;並研究了幾種不同缺陷周圍檢測過程中的電流密度、焦耳熱分佈規律。 2 、通過有限元方法對機敏混凝土的電熱場進行了模擬分析,研究電流密度、焦耳熱分佈及試件表面溫度分佈變化規律並與實驗所得試件表面溫度場進行了對比分析研究。On - line monitoring of hvcb is the precondition of predicting maintenance, is the key element of reliable run, and is the important supplement to the traditional off - line preventive maintenance in fact, the faults are made by hvcb, no matter in number or in times, is over 60 % of total faults so it has determinative importance for improving the reliability of power supply and this can greatly decrease the capital waste used by - dating overhaul in this paper, the inspecting way of hvcb mechanism characteristic is discussed the concept of sub - circuit protector is presented, the scheme that we offered has been combined with sub - circuit integrality monitoring theory, to ensure that it has the two functions as a whole according the shut - off times at rated short circuit given by hvcb manufacturer, the electricity longevity loss can be calculated in each operation, and the remained longevity can be forecast too an indirect way for calculating main touch ' s temperature by using breaker shell temperature, air circumference temperature and breaker ' s heat resistance is improved in this paper, and main touch resistance can be calculated if providing the load current msp430, a new single chip microcomputer made by ti company, is engaged to develop the hardware system of the on - line monitoring device, and special problem brought by the lower supply voltage range of this chip is considered fully
高壓斷路器所造成的事故無論是在次數,還是在事故所造成的停電時間上都占據總量60以上。因此,及時了解斷路器的工作狀態對提高供電可靠性有決定性意義;並可以大大減少盲目定期檢修帶來的資金浪費。本文論述了斷路器機械特性參數監測方法;提出了二次迴路保護器的概念,並將跳、合閘線圈完整性監視和二次迴路保護結合起來,給出具有完整性監視功能的二次迴路保護器實現方案;根據斷路器生產廠家提供的斷路器額定短路電流分斷次數,計算每次分閘對應的觸頭電壽命損耗,預測觸頭電壽命;提出根據斷路器殼體溫度和斷路器周圍空氣溫度結合斷路器熱阻來計算斷路器主觸頭穩態溫升的方法,並根據此時的負荷電流間接計算主觸頭迴路的電阻;在硬體電路設計上,採用美國ti公司最新推出的一種功能強大的單片機msp430 ,並充分考慮該晶元的適用電壓范圍給設計帶來的特殊問題;在通信模塊的設計中,解決了不同工作電壓晶元之間的介面問題,並給出了直接聯接的接線方案。The approach is that we first calibrate the filter radiometer with cryogenic radiometer and measurement equipment of relative spectral responsivity and then calculate the absolute spectral responsivity. because the drift in blackbody temperature directly influnces measurement accuracy, so we adopt a feedback system to stabilize blackbody temperature through controlling the current of blackbody that improves measurement accuracy greatly
該方法首先要用低溫輻射計及相對光譜響應度測量裝置對濾光輻射計進行標定,經計算可得到濾光輻射計的絕對光譜響應度;由於黑體溫度的漂移直接影響到測量精度,我們採用反饋系統通過控制黑體的加熱電流,來穩定黑體溫度。In this system, high temperature tvs are used to collect images, digital image processing technology is applied to process images, thermal radiation theory and plane surface array ccd ' s chroma theory are introduced and the three - colour method is discussed detailedly to detect the temperature
本文旨在以全爐膛看火電視為圖像採集前端設備,以數字圖象處理技術為手段,運用熱輻射學和彩色面陣ccd色度學理論,採用三色測溫法來檢測爐膛火焰溫度。Its accuracy of the temperature measurement is identical with that of the consumptive thermocouple. it can totally take place of the consumptive thermocouple
它的測溫精度與消耗型熱電偶相同,完全可以取代目前使用的消耗型熱電偶測溫的方法。The first phase is the period from the furnace ' s order notification to the first time of measuring temperature with thermocouple, the conventional method of statistical analysis - - regression analytical method for forecasting molten steel, was used
第一階段是爐次通報至第一次用熱電偶測溫,採用傳統的統計分析方法? ?回歸分析法預報鋼水溫度。第二階段是熱電偶第一次測溫至出鋼結束。Standard test method for calibration of refractory metal thermocouples using an optical pyrometer
用光測高溫計作耐火金屬熱電偶校準的試驗方法To the concrete two - phase flow - crude oil, its temperature, speed and capacitance value are measured by flat capacitance sensors, fluke rlc instrument and other auxiliary appliance. assessing the characters of crude oil and predicting the solidifying point is the result of using fuzzy information arithmetic
針對具體的兩相流? ?原油,用平板電容器、 fluke精密電橋和其它輔助傳感器分別測取了原油的熱處理溫度、降溫速率和電容值,利用模糊信息融合演算法對測量值進行處理和尋優,從而進行原油熱處理的綜合評定和凝點的在線預測。分享友人