焙燒反應 的英文怎麼說
中文拼音 [bèishāofǎnyīng]
焙燒反應
英文
roast reaction-
Abstract : it introduces the reaction principle of oxidative roasting of chromite with few calcic additives, also describs its technical essentials and process control
文摘:介紹了鉻鐵礦少鈣氧化焙燒的反應原理、工業應用及應用過程中的技術要點和過程式控制制。Kinetics of the phase transformation of chalcopyrite in roasting process at lowtemperature in presence of additives
黃銅礦硫化焙燒相變反應動力學研究In this paper, concentrated sulfuric acid and titanium dioxide are used to prepare the tios04 solution that test later required under long time heat. the influences of reaction time and reaction temperature to yield of tioso4 are discussed. in the experiment of preparing tio2 powder, reaction temperature, ph values, material ratio, operation way, velocity of feed, calcining heat and time are researched by the principle of nucleation and growth in thermodynamics and kinetics
在制備tio _ 2粉體實驗中，根據成核生長的熱力學和動力學原理，深入分析了沉澱反應時環境的溫度、 ph值、反應物配比、操作方式、加料速度等因素對ti （ oh ） _ 4粒度的影響，以及焙燒溫度和保溫時間等因素對制得的納米tio _ 2粉體性能的影響，得出了制備銳鈦型納米tio _ 2粉體的優化工藝條件。The results of the study on the processes of precipitation and the followed calcination indicated that the shape and size of the precursor influenced the product obviously. the precursors with shapes of bar or lamellar were obtained by controlling the reaction conditions, and accordingly, the product of nano - zno with different shape and size could be obtained
對該法的沉澱反應和焙燒反應進行了研究，通過控制沉澱反應的工藝參數，可以得到不同尺寸的條狀和片狀前驅物，並對其進行了研究和分析；再經過對焙燒反應參數的調控，可以得到不同形態和尺寸的納米級氧化鋅，如球狀、網狀和棒狀。The results showed that the precursor played an important role on the products and the calcination process had directly influenced on the quality and the shape of the products. the middle infrared, ultraviolet - visible light absorption behaviors of nano - zno were investigated and compared with commercial zno powder
結果表明：前驅物在均勻沉澱法制備納米材料的過程中起到了重要的關聯作用，通過調控沉澱反應的工藝參數就可以控制前驅物的形貌和尺寸，從而經焙燒反應控制了納米氧化鋅的形狀和尺寸。Study on decomposition mechanism of rare earth concentrate by concentrated sulfuric acid
包頭稀土精礦濃硫酸焙燒反應機理研究Carbonaceous materials used in the production of aluminium - baked anodes - determination of the reactivity to carbon dioxide - thermogravimetric method
鋁生產用含碳材料.焙燒陽極.對二氧化碳反應性的測定.熱解重量分析法Carbonaceous materials used in the production of aluminium - baked anodes and sidewall blocks - determination of the reactivity to air - thermogravimetric method
鋁生產用碳素材料.焙燒陽極和側壁塊.空氣反應性的測定.熱重分析法By the increasing of temperature, liyco3 - xo4 was further changed into licoo2 and lixco1 - xo, and then licoo2 formed by the reaction of lixco1 - xo with li2o. the reaction that produces licoo2 is almost completely done at 700, although some remaining li2o and li2co3 present as a partially amorphous film dispersed on the surface of licoo2, which can accelerate the growth of licoo2 crystallites. however, when temperature is higher than 850, some of licoo2 begin to decompose into the solid solution phase of liyco2 - yo2 and lixco1 - xo, and damaged its own crystal structure
制備licoo _ 2的合成反應中licoo _ 2的微結構不斷發生變化，隨著焙燒溫度升高， co _ 3o _ 4晶粒逐漸減小， licoo _ 2晶粒和顆粒逐漸長大，晶格內部缺陷減少， licoo _ 2晶格趨于完整，在焙燒溫度為850時licoo _ 2晶粒達到最大值；焙燒溫度低於700 ，晶胞參數a隨著焙燒溫度上升而減小，晶胞參數c隨著焙燒溫度上升而增大；而高於700則晶胞參數基本保持不變。Through the synthesis of licoo2 by using non - water dispersant and two - step roasting, influences of microstructures of precursor, the roasting temperature and the reaction time on the electrochemical properties of licoo2 were studied. it indicated that co3o4 with nano - crystalline have very good electrochemical property, and can shorten solid reaction time
02的制備工藝，考察了不同微結構的co30 ;先驅物，焙燒溫度和焙燒時間等工藝條件對licoo ，電化學性能的影響，其中以納米晶co3o ;制備出的licooz表現出優良電化學性能，且大大縮短了反應時間。( 2 ) the affecting factors such as components in precipitation process, the add - on, add on of precipitator, calination temperature and calination time were studied in the preparation process of ceo2 nanoparticles. the tg was used to analyze the processor, the xrd, sem and tem were used to characterize the size of crystal type of products. by a series of designed experiments the interaction between different factors and impacts on the preparation of ceo2 nanoparticles were probed, and the optimum preparation condition was gotten
（ 2 ）對納米二氧化鈰制備過程中可能的一些影響因素（反應組分的濃度，沉澱劑的加入量，焙燒溫度，焙燒時間等）進行了研究，並通過tg ? dta分析手段對前驅物進行熱重分析；用xrd 、 sem及tem等測試手段對產物的粒度和晶型進行分析；探索了各個因素對納米二氧化鈰制備的影響及各因素間的交互作用；確定了在該試驗條件下制備納米二氧化鈰比較優化的制備條件。From the experiment, the optimum preparation condition is as follows : ce3 ~ vcitric = 1 : 3, reaction temperature is 65 ?, ph is 2 - 3, drying temperature of gel is 80 ?, sintering temperature is 500 ? and sintering time is 2h. crystal grows up in two steps
通過實驗得出最佳實驗條件，硝酸鈰與檸檬酸的摩爾比為1 ： 3 ，在65水浴中反應成膠， 100下烘乾， 500焙燒，可得到平均晶粒尺寸為7nm的ceo _ 2納米晶。The strength variation of pellets during oxidizing roast was studied with a high temperature compressive tester with adjustable atmosphere
通過還原反應后的高溫抗壓強度研究估算了球團礦焙燒中必要的強度。分享友人