絕熱反應 的英文怎麼說
中文拼音 [juérèfǎnyīng]
絕熱反應
英文
adiabatic reaction-
The temperature rise at the center of a massive concrete wall is calculated by using the adiabatic rise of temperature and heat conduction equations of concrete based on the equivalent time, and considering effects of temperature on the hydration heat reaction ratio and creep characteristics of early - age concrete
摘要基於等效時間的混凝土絕熱溫升、熱傳導方程,考慮溫度對早期混凝土水化熱化學反應速率和徐變特性的影響,計算了大體積混凝土墻中心的溫升。Because thermal insulation was in oxygen - riched condition of afterburner and charred layer was porous, oxygenous gas in mixture would penetrate into charred layer and chemical reaction would take place in whole charred layer, which intensified the ablation process
由於絕熱層處於二次燃燒室富氧的環境中,而且炭化層為疏鬆多孔狀物質,因此將化學反應引入到整個炭化層中。Such reactions are called non-adiabatic.
這種反應叫做非絕熱反應。With the very low water to cement ratio, rpc has ultra - high strength high ductility and low permeability. in this paper, the compressive strength of rpc can reach to a high point with the number approximately 135mpa. as illustrated from the study results, we can approve some fundamental conclusions : there are big effects on rpc with deferent kinds and properties of raw materials and deferent curing conditions ; stress - strain curve shows the process of destroy with rpc samples ; x - ray diffraction analysis indicates that heat treatment at temperatures 90 accelerate the hydration of rpc sharply, therefore, mechanical and microstructural properties of rpc are highly dependent on heat treatment ; it is believed that rpc materials have excellent resistance to chloride permeability ; during the heat treatment, the shrinkage of rpc developed quickly because of chemical reactions ; the rpc with slag mostly has the advantage of rpc without slag about resistance to solutions corrosion
研究結果表明:通過對rpc各組分摻量變化的研究,可以找到rpc的最優配合比;試件成型后的熱養護制度對rpc的性能影響巨大; rpc的抗壓應力?應變曲線可以反映出試件受破壞時微裂紋的擴展情況,剛纖維的摻入可以大幅改善rpc的韌性; rpc在成型后存在較大的收縮,而其中的化學收縮要遠遠大於乾燥收縮; rpc具有很強的抗氯離子滲透性能,漿體的密實度很高;通過x射線衍射實驗,可以發現rpc的膠凝體中ch晶體已經幾乎不存在,膠凝體主要由c - s - h凝膠和未水化水泥顆粒組成;在抗溶液侵蝕的實驗中,摻礦渣rpc的抗溶液侵蝕性能在絕大多數情況下要好於不摻礦渣試件,酸、堿溶液和浙江工業大學碩士學位論文摘要一些鹽溶液都會對rpc的結構產生侵蝕作用,但是機理各有不同。The research of this text is about stopping " alkali - aggregate reaction ", reducing concretes exothermic peak, controling the internal concrete adiabatic storage and using the microexpansivity of magnesia to make up the shrinkage production in the later harden
本文從防止「堿集料反應」 、降低水泥水化放熱峰、控制混凝土內部絕熱溫升和利用mgo微膨脹補償水泥石硬化後期產生的收縮等方面進行研究與探討。Fouriertransformation infro - red microspectroscopy micro - ftir technique was used to investigate the chemical compositions and structures of cutinite, vitrinite and fusinite from jurassic coals in tarim basin at different temperatures. the results show that the chemical structure of cutinite is mainly composed of long aliphatic - side chain with minor amounts of aromatic compounds. vitrinite is mostly composed of aromatic compounds, in addition to large amount of short aliphatic - side chain compounds. whereas fusinite are dominant by aromatic structure. the study indicates that cutinite is one of the best oil source - rocks, with the higher hydrocarbon - generation potential ; vitrinite is one of better gas source - rocks, and has medium hydrocarbon - generating potential ; fusinite has little hydrocarbon - generating potential. in addition, the components of aliphatic structures of cutinite, vitrinite and fusinite decrease, the aromatics are enriched and condensation of aromatic structure increases with increasing the temperature, and along with the rise of temperatures, the intensity of aliphatic structure and heteroatomic compounds decrease obviously, however the aromatic structure changes a little
應用顯微紅外光譜技術,對塔里木盆地侏羅紀煤中有代表性的3種組分角質體鏡質體絲質體在不同熱模擬溫度下的結構組成變化特徵進行了研究,結果表明:角質體結構組成中含有較豐富的長鏈脂族結構,而芳香結構和含氧官能團的含量則相對較少與此相反,絲質體結構組成中芳香烴占絕對優勢,而脂族結構含量則很少鏡質體結構組成介於角質體和絲質體之間,含有較多的短鏈脂族結構和芳香結構。The approach is that we first calibrate the filter radiometer with cryogenic radiometer and measurement equipment of relative spectral responsivity and then calculate the absolute spectral responsivity. because the drift in blackbody temperature directly influnces measurement accuracy, so we adopt a feedback system to stabilize blackbody temperature through controlling the current of blackbody that improves measurement accuracy greatly
該方法首先要用低溫輻射計及相對光譜響應度測量裝置對濾光輻射計進行標定,經計算可得到濾光輻射計的絕對光譜響應度;由於黑體溫度的漂移直接影響到測量精度,我們採用反饋系統通過控制黑體的加熱電流,來穩定黑體溫度。According to the thermodynamics theories, reaction free energy and adiabatic temperature in zro2 - b _ 2o _ 3 - mg system have been theoretically calculated and analyzed. results of adiabatic temperature calculation showed that the adiabatic temperature of zro2 - b _ 2o _ 3 - mg system without diluent was 3093k, and it reduced with improvement of diluent content. when the diluent mgo content was 0 ~ 45 %, or the diluent zrbb2 content was 0 ~ 62 % the shs process would occer
絕熱溫度計算表明:稀釋劑含量為零時, zro _ 2 - b _ 2o _ 3 - mg體系的絕熱溫度tad為3093k ,隨著稀釋劑含量的增加絕熱溫度呈現逐漸降低的趨勢,得出了稀釋劑mgo含量在0 45 % ,稀釋劑zrb2含量在0 62 %之間的所有組分的體系均有足夠的熱量來完成燃燒合成反應的結論。The experimental results show that in situ reaction between several oxides and al balances adiabatic temperature and controls the drastic reaction between cuo and al. at the same time, this kind of in situ reaction also accelerates the other replacement reactions and makes them react till to the end
實驗結果表明採用多種氧化物原位反應法合理調配了不同反應的絕熱溫度,控制了cuo與al劇烈的鋁熱反應,同時促進了其它單質氧化物與al反應,使其能自我維持進行下去。Silica gels have lots of unique capabilities, nicer heat - insulating property, low density with porous structure, good transparency, low reflect index, nice mechanical elasticity, big surface area, for instance. these properties made it to be applied in many fields as optics, catalysis, sensor, high - energy physics, mechanism and so on
二氧化硅( sio _ 2 )凝膠具有許多獨特的性能,如良好的絕熱性,密度低且具有多孔結構,透明性好,反射指數低,機械彈性好,表面積大等,使其在光學、催化、傳感、高能物理、機械等領域獲得了廣泛應用。Simulation results for a non - isothermal cstr process demonstrate the effectiveness and efficiency of the proposed method
通過非絕熱連續反應釜的模擬驗證了本方法的有效性。The work mainly consists of four parts : the first part is to use oxidation and lpcvd technique to produce sio2 mask film and si3n4 insulation film in order to enhance the heating efficiency of micro chamber, and guarantee the carry out of the reaction. the second part is to use the combination of dry etching and wet etching to produce reaction micro chamber, it is the container which carry out the pcr reaction, and dna sample carry out amplification reaction here. the third part is to use the sputtering, photolithography to produce heaters and temperature sensors which heat the reaction micro chamber and provide the temperature condition for the pcr reaction
首先,利用氧化工藝和lpcvd技術,生長sio _ 2掩膜層和si _ 3n _ 4絕緣層,以提高反應腔的熱效率,保證擴增反應的順利進行;其次,用濕法腐蝕和干法刻蝕相結合的方法加工微型腔體,使之作為dna樣品進行pcr擴增反應的容器;第三,用濺射、光刻等工藝在微型腔體底部製作微型加熱器和溫度傳感器,實現對反應腔體的加熱及其溫度的精確測量,提供pcr擴增反應所需的溫度條件。Chemical industry reaction equipment, chemical pipes, oil pipes, lng pipes, lpg pipes, tank bottoms and insulation projects, etc
1石油化工:反應設備化工管道輸油管道液化天然氣輸送管道,貯槽基礎液化石油氣輸送管道,貯槽基礎絕熱項目。Standard test method for using a cone calorimeter to determine fire - test - response characteristics of insulating materials contained in electrical or optical fiber cables
用錐形量熱計對電纜或光纜中絕緣材料的著火試驗反應特性測定的標準試驗方法Test method for using a cone calorimeter to determine fire - test - response characteristics of insulating materials contained in electrical or optical fiber cables
使用錐形量熱計對電氣或光纖電纜含的絕緣材料的著火試驗反應特性進行測定的標準試驗方法分享友人