焙烧
- 网络roasting;calcined;firing;bake
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[roast;bake] 对 [矿物等] 施以灼热,以驱除其中的挥发性组分
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并利用X射线衍射法对所制得的二氧化钛粉体进行表征,研究了TiO2粉体在焙烧过程中的相转变。
And uses XRD to study the phase transition of the TiO_2 powder body in the roasting process .
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同时,通过XRD分析,对焙烧脱砷过程中的物相变化及反应机理进行了探讨。
The phase transformation and reaction mechanism in the process of roasting for arsenic removal was also discussed by means of XRD .
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研究了隐晶质石墨的提纯工艺中焙烧动力学方程。
Kinetic equation in the baking process of purifying aphanitic graphite were researched .
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预焙阳极焙烧炉控制中模糊PID复合控制的应用
Application of Fuzzy-PID Technique in Controlling of the Anode Pre-baking Furnace
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基于PLC与专家控制器的电解槽预焙烧燃烧控制系统
Prebaked Electrolytic Tank Control System Based on PLC and Expert PID Controller
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焙烧温度对Au/Fe2O3Zr-O2水煤气变换催化剂的影响
Influence of calcination temperature on Au / Fe_2O_3-ZrO_2 water-gas shift catalyst
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以氯化镍为前体制备的Ni催化剂,其活性与制备方法有关,未经焙烧而直接还原的催化剂显示出较好的活性。
The activity of the catalyst derived from nickel chloride depends on the preparation method .
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其中主要考察了溶液浓度、pH值、焙烧温度、时间以及气氛等对最终产品物相的影响。
The influences of the solution concentration , pH value , calcination temperature , time and atmosphere were investigated .
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比较500℃与700℃焙烧得到产物,我们发现随着温度升高,C元素的含量减少,材料的电化学储氢容量升高,同时期电化学循环性能降低。
With increasing temperature , the content of C element decreased , the electrochemical hydrogen storage capacity increased while the electrochemical cycle performance decreased .
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焙烧温度对Au/Fe2O3选择性氧化富氢气体中CO催化性能的影响
Effect of calcination temperature on CO selective oxidation in H_2-rich gas over Au / Fe_2O_3 catalyst
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物理法制备的纳米过渡金属催化剂上CO的氧化(Ⅲ)&焙烧预处理
CO Oxidation Over Nanometer Transition Metal Catalysts Prepared by Physical Method (ⅲ) . ── Calcination Pretreatment of Nanometer Copper
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以聚氧乙烯十二烷基醚为模板剂,钛酸四丁酯为钛源制备了中孔TiO2,探讨了焙烧温度和掺杂对中孔TiO2结构的影响。
Mesoporous TiO_2 was prepared using polyoxyethylene-dodecyl-ether as a template and tetrabutyl titanate as a titanium source .
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催化活性评价结果表明,在500℃焙烧2小时得到的铝片负载TiO2薄膜具有最好的光催化降解甲基橙活性,同时该薄膜在反应介质中有很好的稳定性。
The result of catalytic and active evaluation shows that TiO2-carried aluminium foil which is obtained at 500 ?
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同时SiO2膜防止了磁核部分与Al2O3包覆层在高温焙烧时发生反应;
The silica film avoided the reaction between Al_2O_3 and Fe_3O_4 when the particles were calcined .
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其中焙烧温度和掺杂物浓度分别是影响TiO2催化剂晶型结构和晶粒尺寸的主要因素。
The calcination temperature and doping concentration of TiO2 catalysts were main factors affecting the crystal structure and grain size .
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FeCl2·2H2O焙烧过程动力学研究
Kinetics of roasting process for fecl_2 · 2h_2o
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固体超强酸焙烧温度、引入SiO2比例对催化剂的性质以及萘齐聚反应都会产生影响,对萘齐聚物的结构进行了初步分析。
Superacid calcination temperature and the quantity of introduced SiO 2 exhibited effect on catalyst properties and naphthalene oligomerization .
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随焙烧温度升高,载银多孔SiO2抗菌性能逐渐降低。
The antibacterial performance of the Ag-carried porous silica is progressively decreased with the increase of the sintering temperature .
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用高岭土的碱焙烧熟料合成4A分子筛的水热转化机理
The Hydrothermal Conversion Mechanism of Synthesis of 4A Molecular Sieve from Kaolin Alkali Roasting Clinkers
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用XRD测试技术对钾长石焙烧前后及与添加剂共焙烧后的水不溶物进行了物相分析。
The phase compositions of potash feldspar and it 's calcined , and water insoluble substances of co-calcining of potash feldspar with additives were analyzed by XRD .
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又对比了三组微波焙烧所得的粉体和800℃高温炉焙烧粉体的X-ray相,微波焙烧所得粉体也为钙钛矿结构,但与高温焙烧所得粉体相比,结晶程度还不够完整。
Comparison of X-ray diffraction between the former groups of powder and that calcined in stove at 800 ℃ makes it clear that perovskite-type structure formed by microwave calcining is not complete .
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焙烧温度对Fe-Mn催化剂结构和F-T合成性能影响
Effect of calcination temperature on the structure and Fischer-Tropsch performance of Fe-Mn catalyst
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焙烧温度对超细MoO3·B2O3/SiO2催化剂性质及甲烷部分氧化性能的影响
Effect of calcination temperature on the activity for partial oxidation of methane and properties of ultrafine moo 3 · b 2O 3 / sio 2 Catalysts
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结果表明,经氧气焙烧的催化剂Pt/BaKL(b)具有较高的劳构化活性和选择性;
It was found thatPt / BaKL ( b ) Catalyst calcinated in O2 showed high activity and Selectivity for n-hexane aromatization .
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探讨在焙烧红矿中测定Ag偏低的机理,并拟定火焰原子吸收法测定Ag的流程。
The paper discusses the mechanism of low Ag determined in the firing red ores , and draws up a process of Ag determination using flame atomic absorption .
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利用FACTSage5.0数据库,绘制了Me-S-O-H系的优势区图,指出了在水蒸气焙烧的氧势和硫势范围之内各金属的存在形态。
The sulfur-oxygen potential diagrams for Me-S-O-H systems have been plotted by employing Fact Sage 5.0 database .
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通过XRD分析发现,不同焙烧温度制备的VxTi催化剂中TiO2的晶相不同,随着温度的升高,TiO2的晶相将由锐钛矿型转变为金红石晶相。
XRD results showed that V_xTi catalysts prepared at different temperature had different crystalline phase ; TiO_2 phase transferred from anatase to rutile with increase in calcination temperature .
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对含高砷、高硫的金精矿加CaO焙烧时建议采用控制气氛和温度的两段焙烧。
It was suggested that the roasting process of gold concentrates and CaO be divided into two stages with some extent of temperature and atmosphere controlled .
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采用DSC和热膨胀仪对石英新砂和经900℃焙烧砂在加热过程中的相变和热膨胀进行了分析。
During heating , phase transformation and expansibility of the new quartz sands and the quartz sands calcined at 900 ℃ was analyzed by DSC and thermodilatometry .
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结果表明,在523K下焙烧得到的氧化镍BET比表面达到477.7m~2·g~(-1)。
The BET specific surface area reaches 477.7 m2 ? g-1 for NiO calcined at 523 K.