等溫回火 的英文怎麼說
中文拼音 [děngwēnhuíhuǒ]
等溫回火
英文
isothermal tempering-
Medium frequency induction heating equipment are used in metal melting, temperature keeping, diathermic technology, metal - heat processing brass soldering, quenching, tempering and sintering
中頻感應加熱設備適用於各種金屬熔煉，保溫，透熱，金屬熱處理，釬焊，淬火回火，燒結，釬絲鋼絲等。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。The product of electric furnace fittings including : micro - computer program temperature control instrument 、 refractory brick ( ultra - light weight energy saving brick ) 、 resistance wire 、 electroheat belts 、 electrical heat tube 、 silicon carbide rod 、 furnace bottom plate 、 muffle tank 、 vacuum sealed fan 、 wind wheel 、 axis 、 substructure 、 bin seat 、 flat shape plate 、 box 、 panel 、 weatherstrip plate 、 return air plate 、 bin 、 connection box 、 educe rod 、 thermocouple 、 thyristor 、 porcelain pipe 、 crucible 、 furnace chamber 、 furnace frame 、 charging bin 、 substructure 、 pit furnace cover lifter framework ( sole design ) and otherwise
電爐配件產品包括：微電腦程序控溫儀、耐火磚（超輕質節能磚） 、電阻絲、電阻帶、電熱管、硅碳棒、爐底板、馬弗罐、真空密封風機、風葉、軸、底座、料筐座、扁形板、箱體、面板、擋風板、回風板、料筐、爐柵、接線盒、引出棒、熱電偶、可控硅、瓷管、坩堝、爐膛、爐門、爐框、裝料筐、底座、井式爐蓋升降機構（獨家設計）等。It now possesses of not only some production equipment advanced in the national level, such as automatic hydraulic pressure spring eye machines, automatic control quenching furnaces and automatic control tempering furnaces the control accuracy attains 5 and shot blasting machines of landscape and vertical orientation, but also some sophisticated quality detection equipment, such as durometers, metallographic microscopes, stiffness and endurance test machines, etc. besides the hardware equipment, the company has a group of senior specialized technical personnel in the field of the design of the leaf spring processing, the leaf heat treatment as well as the tqc total quality control
擁有自動液壓卷耳機自動控溫的淬火爐和回火爐爐溫控制精度達到5橫向和縱向噴丸機等國內先進的生產設備。同時還有為保證質量購置的硬度計金相顯微鏡剛度檢測及疲勞試驗機等先進的質量檢驗設備。從產品生產開始的每一個環節進行全方位的質量控制。The difference among the elasticity modulus of various microstructures is probably the main reason, which caused the experiment results above. under the same experiment conditions, such as sample shape, size, surface roughness, establishment of testing system, pressure on the probe, and thickness of coupling medium, the variety of relative attenuation coefficient ( or ) in different heat treatment samples is measured and compared by measuring the attenuation obtained from the cylindrical surface of column. the result is as following : for 40cr and 38crmoal, a mt < az mq < a s < a p + f ; for gcrlssimn, a mt < a annea < s < a p + f ; and a increased with the increasing of frequency
在保證試樣形狀、尺寸、表面光潔度、系統參數設置、施加在探頭上的壓力以及耦合層厚度等測試條件一致的情況下，利用棒材圓柱面測衰減系數法，分別測定並比較上述不同熱處理試樣相對衰減系數的變化情況，得到的實驗結果是：對於40cr及38crmoal鋼， _ （低溫回火） （淬火） _ （高溫回火） _ （正火） ；對于gcr15simn鋼， _ （低溫回火） _ （退火） _ （高溫回火） _ （正火） ；且隨著頻率的提高，衰減系數均呈現增加的趨勢。Annealing could reduce hardness and raise toughness, which could be prone to mechanical machining. quenching and low temperature tempering could raise intensity and hardness of materials, not reduce toughness obviously. quenching on same temperature caused ticp / fe in situ composites having the best integral machine properties
退火處理使材料的硬度降低，韌性提高，便於機械加工；淬火+低溫回火處理使材料的強度和硬度提高，而韌性無明顯的降低；採用等溫淬火工藝，可使tic _ p fe復合材料具有最好的綜合機械性能。Qj series amorphous refractory developed by this factory is series insulation castable, which has such advantages as high refractoriness, high crushing strength and small thermal conductivity. this series product is used widely as insultion material for various heating furnace, atmospheric and vacuum furnace and sulfur recovery device in petrocnemical industry
Qj系列不定形耐火材料是我廠自行研製的系列保溫隔熱澆注料，它具有耐火度高，耐壓強度高，導熱系數小等特點，該系列產品廣泛應用於石油化工各類加熱爐，常減壓爐，硫回收裝置等工業窯爐作保溫熱材料。The furnaces can be used for vacuum braze welding of aluminum alloy production, such as aluminum alloy heat exchanger, braze welding of stainless steel, titanium alloy, super - alloy, cemented carbide and nonferrous metals, vacuum temper of high - speed steel, tool and mould steel, bearing steel, stainless steel etc, ageing and annealing of nonferrous metals
實現的基本工藝高溫合金真空釬焊實例：主要用於不銹鋼鈦合金高溫合金硬質合金有色金屬的釬焊及高速鋼工模具鋼軸承鋼不銹鋼等材料的真空回火，以及有色金屬的時效和退火處理。3. regularity of some mechanics index such as compressive strength, constitutive relationship of stress to strain and modulus changing with temperature, standing time, cooling and curing process after cool were studied by test. corresponding regressive equation was obtained with large quantity of data
試驗研究了火災高溫后考慮靜置時間影響的混凝土抗壓強度、應力-應變本構關系及彈性模量等力學性能指標隨混凝土受火溫度、靜置時間、冷卻和冷卻后的養護方式的變化規律，通過對大量試驗數據的處理，給出了相應的擬合回歸公式。If the downward exit is shut off by intense fire, you must rapidly move upwards or to the emergency shelter to wait patiently for the rescue
若所有逃生線路被大火封鎖，要立即退回房間，堵住門縫並向門潑水降溫，向窗外發出求救信號，等待救援。Concrete compression strength was predicted by artificial neural network ( ann ) considered three factors, such as temperature, standing time and cooling and curing process after cool. also it was predicted in different rebound and ultrasonic values. fire resisting performance of concrete was studied and predicted
通過人工神經網路（ ann ）方法預測了火災后考慮不同受火溫度、靜置時間、冷卻及冷卻后的養護方式三種影響因素的混凝土抗壓強度；預測了火災后考慮不同回彈值、大連理工大學博士學位論文一超聲波速值等因素的混凝上抗壓強度，研究並預測了火災后混凝土的抗火性能。Based on the heating treatment control system of a spring steel - wire production line in a factory, hubei province, the paper deals with the design of fully automatically monitoring system across its manufacturing process. through research of parameters of temperature control during the period of heating, annealing and tempering in steel wire manufacturing process, the corresponding composite intelligence fuzzy controller is designed. in light with the way of fast heating, a composite intelligent fuzzy controller combined with on - off control & pi control is set up
本文以湖北某鋼絲繩廠彈簧鋼絲熱處理生產線控制系統為依託，論述了整個生產過程的監控系統的設計，通過對該類鋼絲生產中的快速加熱過程、退火、回火等過程中的溫度控制參數的研究，設計了相應的智能型復合模糊控制器，根據快速加熱過程的實現方式，對于快速反應的被控對象，給出了以模糊控制為基礎的結合開關控制、 pi控制的快速升溫，且不超調的一種智能型復合模糊控制器，對于退火、回火等工藝過程，採用電加熱方式，該類工藝過程作為控制對象屬于具有純滯后的大慣性系統，作者設計出模型預測自適應模糊控制器，並對所設計的控制器進行計算機模擬實驗，取得了滿意的效果。分享友人