燒結制度 的英文怎麼說
中文拼音 [shāojiēzhìdù]
燒結制度
英文
sintering schedule-
( 2 ) the properties of the material with finer andalusite particle size are superior to those of coarse particle size at lower temperature, but properties of material of fine and coarse particle size have little difference at higher temperature. this illustrates that the andalusite particle size can lower the sintering temperature and that it brings forth not remarkable influence on the property of the material when the material is sintered completely
( 2 )對于不同粒度的原料,在燒成溫度較低的情況下,粒度小的材料性能明顯高於粒度大的材料,但在燒成溫度較高的情況下,兩者差別不大,說明原料粒度減小能降低製品的燒結溫度,但在制品均完全燒結的情況下對材料性能影響不大。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。The influence of burning system on the properties and structure of the ceramic capacitors has been studied under the certain temperature system, the optimum sintering temperature of the ceramics was primarily decided by the content of bi2o3 ? 3tio2. the sintering temperature dropped with the adding of bi2o3 ? 3tio2. at the range of suitable sintering temperature, slow heating and low temperature sintering can obtain fine grain and dense structure. it results in the improving of the breakdown voltage for the middle - high voltage ceramic capacitors
研究了燒成工藝制度對電容器陶瓷性能和結構的影響,結果表明:在一定的升溫保溫時間下,瓷料的最佳燒結溫度主要取決于組成中bi _ 2o _ 3 ? 3tio _ 2的含量, bi _ 2o _ 3 ? 3tio _ 2含量的增加將降低燒結溫度;在合理的燒結溫度范圍內,慢速升溫和低溫燒結將有利於得到細晶緻密結構,從而改善中高壓陶瓷電容器的耐壓強度。The raw materials, the composition, the time of milling, the calcining temperature, the different additives, the sintering temperature and the sintering parameters were investigated. the result showed : it was advantaged to obtain high initial permeability mnzn ferrite with stable frequency characteristic using high - purity raw materials ; in order to obtain mnzn ferrite with high properties, we must control strictly the composition ; it could improve the properties of mnzn ferrite by optimizing calcining temperature. the lower calcining temperature made the permeability higher, and the higher calcining temperature could promote the frequency characteristic of permeability ; we chosen the right time of milling according to the requirement of power diameter ; in order to improve the properties of mnzn ferrite, it is necessary to add effective additives. in this dissertation, the influence of bi2o3 、 moo3 、 k2co3 、 co2o3 were investigated ; the sintering temperature, the time of heat - retaining and sintering parameters were the key factors of preparing high permeability mnzn ferrites
研究結果表明:採用高純度的fe2o3有利於獲得高起始磁導率且頻率特性優良的鐵氧體;為了制備所需性能的鐵氧體,需要嚴格控制配方中各種原材料的含量,優化配方;由於粉體活性受預燒條件的影響,所以對不同要求的鐵氧體選擇的預燒條件就不一樣,適當降低預燒溫度有利於獲得較高的起始磁導率,而為了獲得良好的頻率特性可以適當地提高預燒溫度;根據對粉體顆粒粒徑的不同需求,可以選擇不同的球磨時間;而有效的添加劑是改善材料性能的必要條件,本文在添加劑的研究中主要對bi2o3 、 moo3 、 k2co3 、 co2o3的影響分別作了詳細地討論;燒結溫度、保溫時間和燒結氣氛是高磁導率mnzn鐵氧體制備最關鍵的工藝,適宜的燒結工藝可以獲得理想微結構和組成,從而得到高性能的鐵氧體材料;而從材料的微結構上來看,要提高材料的截止頻率,就要適當地細化晶粒、增加晶粒內部的氣孔。The results show that it is an effective method for acquiring better electrical properties that the pressed bodies were sintered at 1150 in furnace with the temperature raised dilatorily, heat preserved for 2. 5 hours and furnace cooled to room temperature
研究結果表明,氧化鋅壓敏閥片的最佳燒成制度為:隨爐連續緩慢升溫至1150進行燒結,保溫2 . 5小時后,隨爐緩慢冷卻。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。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 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。One - step synthesization made the electrical properties more stable, controling the reducing sintering temperature and retention time can adjust the electrical properties in a certain scope, changing the oxidation temperature made the varistor ’ s voltage v10ma changed, using the special double - layer silver plasm can eliminate the voltage - direction problem
一次配料得到的樣品電性能一致性更好;控制還原氣氛燒結溫度和保溫時間,可以在一定范圍內調節鈦酸鍶壓敏電阻器的電性能,改變氧化溫度可以獲得不同的壓敏電壓,從而得到系列化產品;採用雙層銀漿工藝成功消除了壓敏電壓的方向性問題。Samples with various compositions were prepared through different calcined temperature, sinter temperature and different maintained time at sinter temperature. the structure, density, shrinkage, and piezoelectric properties were investigated
選取部分組成點,採用不同的預合成溫度、燒結溫度和保溫時間制各樣品,測試各樣品的晶體結構、體積密度、線收縮率和壓電性能。The dry temperature of the metal membrane rangs from 50 c to 60 c, dry time of metal membrane is 10 minutes ; the rate of heat - up is 5 v / 30mins ; the pore size and permeability of metal membrane reduce with the sintered temperature of metal membrane rising. when sintered temperature is over 1000, the influence of sintered temperature to pore size is small
在刷塗工藝條件下,用hdh鈦粉制備的多孔金屬膜的乾燥溫度為50 ? 60 ,乾燥時間為10分鐘;升溫以5v / 30min進行;多孔金屬膜的孔徑隨著燒結溫度的升高而降低,當燒結溫度在1000以上時燒結溫度對孔徑的影響較小。Hot - pressing sintering of w - 15cu alloy
熱壓燒結制備高密度鎢銅合金The influences of the burning system on the microstructure and denseness of the dielectric ceramics have been studied with sem. different burning systems lead to different microstructure and denseness, so the dielectric properties is different
用掃描電鏡分析技術研究了燒成制度對瓷介材料結構、緻密情況的影響,發現不同燒結制度對瓷介材料的結構、緻密情況不一樣,因而介電性能也就不同。During preparation added mgo etc as mineralization were added to decreases sintering temperature of al2o3, control the mineral composion and microstructure, optimize the performance of heat and mechanics, etc, resulting in its use in regenerative combustion field
在制備過程中,引入mgo等礦化劑來降低氧化鋁的燒結溫度,促進氧化鋁陶瓷的燒結,調整材料的礦物組成,控制材料的顯微結構,優化材料的熱學性能和力學性能等,使其能夠應用於高溫蓄熱燃燒領域。Dense lsco ceramic targets without cracks were prepared with cobalt nitrate excess coefficient 1. 05 and pressing pressure 8mp, sintered at 1350 for 3h. the xrd spectrum is consistent with the standard cards of lsco powder
通過大量實驗,確定了最佳燒結工藝:燒結溫度為1350 、保溫3小時,硝酸鈷過量系數為1 . 05 ,壓制壓力為8mp 。Beginning with the analysis of the effects, which are brought by the application of only one kind of pore - former and some other operating factors ( such as sintering temperature, warmth retaining time and so on ), on the properties of the beads, e. g., porosity, strength, size distribution of the beads and pores size, etc., these effects are discussed in detail and the relationship between the factors is studied thoroughly. the use of mpf ( multi - pore - former ) is introduced for the first time, which is of the most importance and significance in this paper
研究從造孔劑選用和燒結過程對顆粒的孔隙率、機械強度、孔徑分佈及粒度分佈的影響入手,找出了造孔劑的種類及含量、燒結溫度以及保溫時間等因素對最終所得產品顆粒的性能影響及它們之間的相互關系,並首次提出將造孔劑復配使用來對填充法加以改進,無需擴孔處理,即能直接制備宏孔徑、高強度、小粒度、比表面大的多孔玻璃載體顆粒。Any products were prepared without impurities. the sps method was used to sintering the zrnisn - based compounds. the influence of different reaction temperature and holding time to density was discussed in detail
採用放電等離子法( sps )燒結制備zrnisn基化合物,並探討了不同的燒結溫度和燒結時間對材料緻密度的影響。For preparing process, the zno ceramic disc samples with 10mm 1mm exhibited good characteristic with > 50, v1ma < 400v and il < 1 a and tsintering < 1100 were obtained by optimum sintering temperature, holding time and firing atmosphere, using proper and silver electrode
Zro2 )對于制備工藝而言,通過優化燒結溫度、保溫時間和燒成氣氛,選用合適的粘合劑和銀端電極,制得了v1ma 400v 、 > 50 、 il < 1 a以及燒結溫度低於1100的10mm 1mm的圓片式壓敏電阻。Limn2o4 films made under these conditions showed good performances, so synthesizing limn2o4 film at low sintering temperatures was realized
最後對真空燒結進行初步探討,在較低的燒結溫度下制備出了電性能較好的limn204薄膜,實現了低溫合成limn2o4薄膜電極。Si1verloaded diatomite is manufactured by mixing diatomite with silver nitrate and then sintering at above 450
摘要將矽藻土與硝酸銀混合,當燒結溫度超過450后,可制得載銀矽藻土。分享友人