熱阻試驗器 的英文怎麼說
中文拼音 [rèzǔshìyànqì]
熱阻試驗器
英文
heat resistance tester-
So, this paper researches the principle of measuring system of insulating oil dielectric loss and volume resistivity. during the measuring process, the insulating oil must be heated and kept at 90 in 15 minutes. medium - frequency induction heating method is presented to instead of the electrical resistance furnace heating method on chapter 2, and a kind of subdivision - controlled integral - separated digital pid algorithm is designed to control the medium - frequency induction heating apparatus
本文對恆溫控制系統進行了研究，提出了以中頻感應加熱方式取代原有的電阻爐加熱方式，設計了一種分段控制的積分分離式數字pid控制器來控制中頻感應加熱裝置，並通過通信設計將恆溫控制系統與介損及體積電阻率測試系統有機結合為一體機，實驗結果表明該恆溫控制系統完全滿足介損及體積電阻率測試中的控溫要求。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。It has low power and can defrost or heat in the refrigerator and expositing cabinet. both the ends of the heater adopt the imported resin glue and vulcanizate for seal ment and high ni - cr stainless steel as the case. it has good corrosive resisting performance and the insulation resistance is still more than 1000 after immersing in the water and being electrified for a long time
本加熱器的特點為表面功率較小，在冰箱，展示櫃中起加熱化霜作用。電熱管兩端採用進口樹脂膠及硫化橡膠封口，外殼採用高鎳鉻不銹鋼，具有很好的耐腐蝕性能產品經長時間浸入水中通電試驗，其絕緣電阻仍1000m 。The heat - exchange apparatus is the window for air - conditioner to exchange energy with outside. we analyze the efficiency of heat - exchange apparatus by the theory of heat - transmit, and compare the advantage and disadvantage of different type evaporator ' s and condenser ' s design by lots testing, and compare the effect of heat - exchange for different type flake, and compare the effect of heat resistance for different stretch of copper tube and flake. then we get many useful results from those different comparing
蒸發器與冷凝器統稱為換熱器，換熱器是空調器與外界進行能量交換窗口，利用傳熱學原理對換熱器的效率進行分析，通過大量的試驗比較不同的蒸發器，冷凝器設計方案的優劣；比較冷凝器使用不同片型對換熱效果的影響；比較銅管與翅片的不同脹緊對熱阻的影響，通過比較得出很多有用的結論。Rheometer 、 mooney viscometer 、 carbon black dispersion tester 、 tensile strength tester 、 ozone test chamfer 、 plunger / bead unseating tester 、 dynamic testing systems 、 heat generation & flexing fatigue tester, and other rubber and plastic testing instruments
硫化儀、門尼粘度儀、拉力試驗機、外胎強度/胎唇脫圈阻力試驗機、耐臭氧試驗機、疲勞變形發熱試驗機、動態測試分析儀、碳黑分散度儀…等各種橡塑料測試儀器。Adding injection on bottom or fore wall of cavity, based on chief injections on upstream, provides worse lean flameholding performance. experiments on the drag of cavity flame holder were conducted by force measurement system
利用直連式試驗臺推力測量系統，對凹腔火焰穩定器的阻力特性進行了試驗研究，主要對不同噴注方式、不同當量比時的熱試阻力特性進行了對比和分析。分享友人