結式熱偶 的英文怎麼說
中文拼音 [jiēshìrèǒu]
結式熱偶
英文
junction couple-
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。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。Thermocouple and thermal resistance in power station suit to measure temperature of electric generator groups and auxiliary machine correspond to 300000 and 600000 kilowatt, which can substitute one from import with many advantages as shock - proof, pressure - resistant, long in service, and convenience in maintain etc. the protective tube is processed in a special construction by deep - blind hole technology whose end not be welded to enhance the strength and prolong service life. thermocouple or thermal resistance
本公司生產的電站專用熱電偶阻，適用於我國30萬60萬千瓦等發電機組及輔機的測溫需要，產品安全可替代進口，具有防震耐壓使用壽命長，維修方便，保護管是採用深盲孔技術加工而成，端部不用焊接，提高了保護管的強度和使用壽命，鎧裝熱電偶熱電阻採用彈簧壓著式結構，在運行中保護管與鎧裝熱電偶熱電阻測量端始終保持著良好的接觸，抗震動，減少熱響應時間，鎧裝熱電偶測量端採用絕緣形式，能防止電磁干憂。Experiments on the measurement of temperature with thermocouple in alternating electromagnetic field are conducted. the effects of factors on the measurement result are studied, such as position, integral time, environment temperature, power supply, heating power and encapsulation mode of thermocouple. effective measures are obtained to decrease the negative effect of alternating magnetic field, which ensure that accurate measurement will be acquired in the following experiments
本文對交變磁場中熱電偶測溫的問題進行了試驗研究，獲得了熱電偶所處位置、積分時間、環境溫度、供電方式、加熱功率和熱電偶的封裝方式等因素對測量結果的影響規律；並提出了減小交變磁場影響的措施，為在即將進行的試驗研究中獲得可靠的數據奠定了基礎。分享友人