等溫燒結 的英文怎麼說
中文拼音 [děngwēnshāojiē]
等溫燒結
英文
isothermal sintering-
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 possess accurate processing equipments, such as hydrogen making equipment, reducing furnace, isocratic press machine, 500t capacity hydraulic machine, intermediate frequency induction furnace, high or low temperature fritting durance and forging equipment, which forms whole production line
公司擁有制氫裝置、系列制粉還原爐、等靜壓力機、 500噸油壓機、中頻感應爐、高低溫燒結爐、鍛造設備及精密加工設備。The primary theory of absorption and desorption was also explained. the effects of primary process parameters, such as hydrogen pressure, time and temperature on the magnetic properties of ndfeb have been researched. the structure and magnetic properties have been analyzed by means of optical metallographic microscopy, scanning electronic microscopy, x - ray diffraction analysis, infrared oxygen detector and magnetic properties measurement
本文設計了燒結ndfeb的氫爆制粉設備，對設備調試以及使用過程中出現的主要問題進行了簡要的說明，提出了一系列解決方法；闡述了吸氫、脫氫的基本原理；研究了氫氣壓力、通氫時間、氫爆溫度等基本工藝參數對磁性能的影響；利用金相顯微鏡和掃描電子顯微鏡， x射線衍射分析，紅外線測氧分析及綜合磁性測量儀等手段分析了材料的組織結構和磁性能。For the ceramic materials, the effects of additives such as pbo, b2o3, co2o3, mno2, cr2o3, sb2o3 on the electrical properties of bismuth - free zno - glass varistor were studied. the glass phase formed mainly by pbo and b2o3 during sintering process could decrease the sintering temperature, improve grain uniform growth and inhibit grain second growth. nonlinear property could be improved by properly adding co2o3, mno2, and cr2o3
對瓷料而言，系統研究了非bi系zno -玻璃料配方體系中pbo 、 b2o3 、 co2o3 、 mno2 、 cr2o3 、 sb2o3等添加劑對壓敏電阻電性能的影響規律，其中， pbo 、 b2o3在燒結過程中形成的玻璃相，可降低燒結溫度，促進晶粒均勻生長，抑制晶粒二次長大， co2o3 、 mno2 、 cr2o3做為非線性添加劑，適量添加可提高樣品的非線性， sb2o3做為改性添加劑，在燒結過程形成的尖晶石相可細化晶粒，抑制晶粒二次生長，改善樣品的綜合電性能。Pulse electric current heat treatment ( pecht ) developed by sodick, ltd., of japan, is a recently developed material processing method which consists of spark plasma sintering and welding, plasma activated sintering and welding, big pulse electric current ( bpec ) diffusion welding etc. the following are basic merits of pecht : rapid heating and cooling ; short sintering or welding time ; lowering sintering or welding temperature
脈沖電流熱加工（ pulseelectriccurrentheattreatment ，比如燒結，焊接等）是九十年代發展起來的一種材料快速制備新技術，它包括放電等離子燒結與焊接、等離子活化燒結與焊接、脈沖大電流擴散焊接等。它具有升溫、降溫速度快、能在較低的溫度下燒結或焊接以及時間短的特點。Begin with the comparation of two widely used methods producing the strontium titanate, the oxalate decomposition method shows its advantage hi the microstructure and future performance. the effect of caco3 is studied, and so is the effect of the donor dopant, such as nb2o5, y2o3 and la2o3. the dopant of tio2 is also considered, which involve ti / sr ratio, sintering temperature, oxygen partial pressure, donor dopant, grain growth and future electric performance
從對比草酸鹽分解法和固相合成法這兩種制備srtio _ 3主晶相的方法開始，在予合成料的制備過程中分析了施主nb _ 2o _ 5 、 y _ 2o _ 3 、 la _ 2o _ 3以及caco _ 3所產生的影響；在tio _ 2摻雜的問題上，綜合考慮了ti / sr比、燒結溫度、氧分壓、施主摻雜、晶粒的微觀生長與成瓷后的元件宏觀電性能等之間的相互關系。Dropping of mgo etc can decrease sintering temperature of al2o3 efficaciously, and make al2o3 sintered at 1450 c for 1 hour
Mgo等礦化劑的引入能夠有效的促進al _ 2o _ 3陶瓷的燒結，使其能夠在1450保溫1小時的條件下發生燒結。The questions the researcher concerned are which system will be chosen and how to obtain the good lithium ionic conductor materials, which is the basic departure of the paper. the addition of second phase in composite can change the interface structure and the conduction mechanism, improve the matrix conductivity and other function such as the sintering, crisping and so on, so the research of composites are an interesting field of the ionic conductors. the synthesis of lithium ionic conductor is often by solid state reaction, but this method needs high temperature and leads to the volatility of lithium which not only causes the drift of the compounds but gets the no well - distributed materials
研究者所關注的問題是選擇新的體系進行研究，以期得到性能更好的鋰離子導體材料，這也正是本論文的基本出發點；復合離子導體中第二相的加入改善了基質的界面結構和導電機制，不僅可以提高基質材料的電導率，還可以在一定程度上改善材料的其它性能，如燒結性能、脆性和機械強度等。因此復合材料的研究是離子導體一個有廣闊前景的發展方向；合成鋰離子導體，特別是成分復雜的體系以傳統的固相合成法為主，但這種方法需要較高的溫度，容易引起鋰的揮發，從而造成產物組成的偏移，而且不易得到顯微結構均勻的材料。Bell - style hydrogen furnace : the bell - style hydrogen furnace can be operated at temperature as high as 2050oc under reducing or inert atmosphere such as hydrogen, nitrogen and argon
從美國進口的高溫真空氣氛燒結爐，最高燒結溫度2050 ，能在氫氣、氮氣以及氬氣等氣氛下完成工藝操作。This paper systematically discussed the fundamental, characteristics, research status and equipment of microwave sintering, and introduced the preparation and development of sintered ndfeb magnets, on the basis of which the effects of the parameters on the heating rate and sintering temperature were investigated. and by means of optical metallurgical analysis, x - ray diffraction analysis and the measurement of density and magnetic properties, the paper compared the properties and technology of ndfeb magnets sintered in microwave magnetic field with that of magnets sintered in conventional heating process
本文系統論述了微波燒結基本原理、特點、研究現狀和燒結設備，介紹了燒結ndfeb制備工藝和發展，在此基礎上研究了微波磁場燒結ndfeb永磁材料過程中各因素對升溫速率、燒結溫度的影響，並通過金相顯微分析、 x射線衍射分析、密度及磁性能測試等手段，將微波磁場燒結的ndfeb磁體與常規燒結的磁體進行了工藝與性能的對比分析。The results show that the sinters for the bf in shuicheng iron and steel co., ltd. have middle rdi ( low temperature reduction degradation index ), choice ri ( reduction index ), wider softening temperature range, high start melt and dropping temperature, smaller melt and dropping temperature range
研究結果表明，水鋼燒結礦具有中等及中等偏下的低溫還原粉化性能和優良的還原性能；軟化區間偏寬，開始熔化溫度高和開始滴落溫度高，卻有較窄的熔滴區間。Baseing on the request of low coercivity and high squareness in application, we had confirmed the main formulation of the lizn ferrite ; during the study of the conventional ceramic process, with the main formula foundation, we mainly studied the influence of ti4 +, co3 + on lowering coercivity and bi2o3, v2o5 on lowering sinter temperature. the results showed bi2o3 good characteristic on lowering sinter temperature and the sample which mixed with 1 % bi2o3 could reduce 40 % coercivity through slowing heating rate and extending the holding time
在氧化物陶瓷工藝技術研究中，按實際應用中低矯頑力、高矩形比的要求，確定了lizn鐵氧體的主配方，在主配方基礎上進行了ti4 + 、 co3 +等離子對降低矯頑力的研究以及添加bi2o3 、 v2o5助熔劑對降低燒結溫度的研究，發現bi2o3具有優良的降低燒結溫度的特性，在添加bi2o3樣品燒結過程中，降低升溫速率，延長保溫時間可以降低40 %左右的矯頑力。The experimental data has been used to validate pdm and low temperature sintering mechanics. the advantage and disadvantage of pdm have been discussed also. for the first time, the pdm is used to study the low temperature sintering mechanics of uo _ 2, and the research results indicate : 1
3 、基於燒結頸長大速率與緻密化動力學方程得出，影響二氧化鈾低溫燒結的因素有原始粉末粒徑、粉末堆積方式、坯塊原始密度、燒結溫度、燒結時間、燒結氣氛等;粉末壓坯一定時，燒結溫度、燒結時間和燒結氣氛就成為控制低溫燒結的關鍵因素。On the base of the development of thick film pastes technology, ru - based thick film resistor pastes have been studied due to select conductive phase and inorganic binder. state - of - the - art techniques such as rolling, screen printing and sintering were used for sample preparation. effects of ingredients, printing parameters and sintering parameters, microstructure on the properties of thick film resistor ( trf ) have been analyzed with xrd, sem, dsc and electrical tests
本文在跟蹤國內外厚膜漿料技術發展的基礎上，以釕酸鉍/銀系厚膜電阻漿料為研究對象，通過選用合適的功能相和無機粘結相成分，以三輥軋制、絲網印刷和高溫燒結等制備工藝為技術特徵，採用xrd 、 sem 、 dsc等分析方法和電性能測試手段，系統的研究了漿料中各相的成分配比、制備工藝參數，以及膜層微觀結構對厚膜電阻性能的影響規律。This article studies the main factors, which affect the extract ratio of aluminum oxide from lean alumina ore, such as the ratio of raw material, particle size, broiled temperature, and broiled time
摘要探討了原料配比、粒度以及配料燒結溫度、時間等工藝因素對貧鋁礬土中氧化鋁的提取效率的影響。The iron covered silicon powder was fabricated separately by the milling method and the mixing method. treated separately at 500, 600, 700, 800, 900 and 1000 for 1 minute, the iron silicon alloy bulk was attained. it also found that the density of the bulk was enhanced by the boost of the treated temperature
實驗分別採用球磨法和混料法制備鐵硅包覆粉末，採用放電等離子燒結技術分別在500 ， 600 ， 700 ， 800 ， 900 ， 1000保溫一分鐘進行處理，得到鐵硅合金塊體，研究發現，隨著處理溫度的提高，塊體的緻密度隨之增加，顯微結構的分析表明，塊體基本保持了包覆粉末原始自然狀態。During the preparation process of the solid solution, a series of effect conditions were discussed such as ph value, si / h2o, the content of ligant, the surface active agent, the aging temperature, the drying means, the drier gel calcine and their effects on the gel quality, the process of sol - gel, the granular of powder and the density of the pellets, from which the best reaction condition was found
在制備過程中系統地研究了各種反應條件如ph值、 sal ； o 、絡合劑的添加量、老化溫度、乾燥方式、干凝膠的鍛燒方式等對溶膠「的質量、溶膠凝膠過程、粉體粒度及燒結體密度等的影響，確定了最佳反應條件：三、以li 。石i 。 。Made of high - speed mixing polytetrafluoethylene resin and a certain volume of filling agent ( such as carbon fiber, graphite, molybdenum disulfide, glass fiber and bronze powder etc. ) shaped by moulding then through high heat sintering
用聚四氟乙烯樹酯與一定量的填充劑（如：碳纖維、石墨、二硫化組、玻璃纖維、青銅粉等）經高速混合均勻後用模塑成型經高溫燒結製成。Using this expression to calculate the optimum rare - earths oxides ( nd2o3, ceo2 and la2o3 ) content of zinc oxide varistor, the quantitative calculation results are in accordance with the experimental results approximately. the double shottky potentical barrier was showed in form of catoon using flash, from which we can comprehend the conduction theory of zinc oxide varistor. the electrical properties of varistor can be improved depend on it
運用固體物理、半導體和電子薄膜材料的相關理論，建立數學模型，推導出了最佳摻雜含量的理論計算式，並將之推廣到高溫燒結的氧化鋅壓敏陶瓷材料，運用這一計算式定量計算ndzo3 、 ceoz和lazo3等稀土摻雜的最佳含量，計算結果與本文的實驗結果比較符合。High - quality materials, strict quality management, high - temperature agglomeration and balanced hardening treatment all these guarantee superior quality and long performance life
採用高品質材料嚴格的品質管理，經高溫燒結及均衡之硬化處理等，確保超強品質及延長使用壽命。分享友人