煤的反應性 的英文怎麼說

中文拼音 [méidefǎnyīngxìng]
煤的反應性 英文
reaction of coal
  • 煤 : 名詞（黑色固體礦物） coal
  • 的 : 4次方是 The fourth power of 2 is direction
  • 反 : Ⅰ名詞1 （方向相背） reverse side 2 （造反） rebellion 3 （指反革命、反動派） counterrevolutionari...
  • 應 : 應動詞1 （回答） answer; respond to; echo 2 （滿足要求） comply with; grant 3 （順應; 適應） suit...
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  1. Meanwhile in the condition of high temperature, water vapors can participate in combustion. water gas reaction will happen, which will reduce carbon particle in flame, and reform combustion performance, so improve combustion efficiency. the article developed a kind of technology of water injection into intake ports for 4135g diesel engine, meanwhile designed a suit of water injection system

    同時在高溫條件下，水蒸汽參與燃燒，部分水分子與未完全燃燒的熾熱的炭粒發生水煤氣反應，形成可燃性氣體，從而減少了火焰中的炭粒，提高了油的燃燒程度，改善了燃燒狀況，提高了油的燃燒效率。
  2. The influences of pressure on the carbonization and activation of activated carbon from taixi anthracite coal were investigated

    摘要研究了反應壓力對太西無煙煤制備活性炭的炭化和活化過程的影響。
  3. The reactivity of different kind of coals, the reactivity of the same coal with different lithotype, and the reactivity of char with different carbon conversion rate were checked by using the specific maximum weight loss rate, and the results were analyzed and compared with those obtained by using other criteria

    定義試樣在熱天平非等溫實驗中的最大失重速率與該樣品乾燥無灰基含碳量的商為最大比失重速率，採用最大比失重速率對不同煤種、同一煤種的不同宏觀煤巖和同一宏觀煤巖不同燃盡度煤焦等試樣的反應性進行了判斷，同時與採用其他判據的判斷結果作了對比。
  4. Abstract : on the basis of site actual measurements, the safety of the combined mining of 16 and 17 thin seams under water body in the 4th mining area of zhaopo coal mine was evaluated by means of inversion analysis and numerical modeling. some relevant mining scheme and technical measures were worked out so as to ensure smooth production

    文摘:以現場實測結果為基礎，利用反演分析和數值模擬計算手段對趙坡煤礦四采區下山部分距老空區水體下極限距離的16 、 17薄煤層聯合開採的安全性進行了評價，並制定了相應的開采方案和技術措施，保證了生產的順利進行。
  5. On the basis of special structure of coal fly ash, the reaction products formed during hydration reaction and reaction process are explained, what ' s more, the mechanisms of additives and pressure hydration are also described

    摘要以粉煤灰的特殊結構為基礎，分析了石灰粉?灰水合反應制備高活性脫硫劑的反應產物、反應過程，以及添加劑和壓力水合的機制。
  6. Tar content in the gas was influenced by the gasification conditions, such as the gasification temperature, residence time of feedstock in the gasifier and the type of feedstock, which can help us to investigate the mechanism of tar production in gasification process. catalytic cracking of tar was performed in a downstream secondary fixed - bed cracker with dolomite, limestone and alumina brick as catalysts. by comparison, thermal cracking of tar was also performed with silica carbide

    在固定床二級催化裂化反應器上，實驗了白雲石、石灰石、高鋁磚等幾種催化劑作用下的焦油催化裂化過程以及炭化硅作用下的熱裂化過程，並對裂化溫度（ 650 950 ） 、氣相停留時間（ 0 . 5 1s ）和催化劑類型等過程參數對焦油轉化效果和熱解煤氣的影響進行了分析，對各種催化劑材料的性能進行了比較，力爭開發出可適用於工業化生物質氣化系統的焦油催化裂化技術。
  7. The convective term is solved by ausm + ( a sequel to ausm which means " the advection upstream splitting method " ). the 7 species 8 steps model and 7 species 7 steps model of hydrogen / air is used in the hydrogen reacting flowfield, the 9 species 5 steps model of methane, the 10 species 10 steps model of ethane and the 10 species 13 steps model of kerosene are used in the hydrocarbon reacting flowfield, the results of the distributions of velocity, mach number, pressure, static temperature, total temperature, species mass fraction and the combustion efficiency are gained, and the numerical results of the pressure of hydrogen and methane are compared with those of the experiment

    計算中通量項採用ausm +通量分裂格式，氫反應流場採用氫/空氣的七組元八方程模型和七組元七方程模型，碳氫反應流場採用甲烷的九組元五方程模型、乙烯的十組元十方程模型和煤油的十組元十三方程模型，得出了超燃發動機燃燒室流場的速度、馬赫數、壓力、靜溫、總溫和組元質量分數分佈及燃燒效率等性能參數，其中氫和甲烷的計算壓力分佈與實驗結果進行了比較。
  8. In this paper, a theory is presented, in which steam is used to promote burning, reduce pollution and economize energy, by analysis of the working mechanism and the property about traditional reversal chained furnace by the coal machine, corresponding physics and chemistry modules are built, and on this ground a system flowing for objects is designed, which is used to promote burning, reduce pollution and economize energy

    摘要通過對傳統拋煤機反轉鏈條爐的工作機理及特性分析，提出了水蒸氣促燃降污節能理論，建立了相應的物理、化學模型，並據此設計了面向對象的促燃降污節能系統應用於實踐。
  9. Results show that the specific maximum weight loss rate can be used as a commonality parameter to evaluate and distinguish the reactivity of different coal and char, and that the heating rate selected in tga experiment has no effect on the judgment

    結果表明，最大比失重速率作為比較物質反應性的判據具有一定的通用性，能夠較好地區分不同煤焦之間的反應性；熱天平試驗升溫速率對判斷結果沒有影響。
  10. Coal - char pyrolysis, firing, burnt and limestone calcination under o _ ( 2 ) / n _ ( 2 ) oro _ ( 2 ) / co _ ( 2 ) atmosphere were carried on a thermobalance. limestone calcination and sulfuration under o _ ( 2 ) / co _ ( 2 ) atmosphere were tested on a bench scale fluidized bed facility. the characteristics of coal combustion and pollutant emission under o _ ( 2 ) / n _ ( 2 ) or o _ ( 2 ) / co _ ( 2 ) atmosphere were experimented on a circulating fluidized bed multi - function test - facility

    在熱天平上進行o _ 2 / n _ 2氣氛與o _ 2 / co _ 2氣氛下的煤焦熱解、著火與燃燼反應動力學及石灰石煅燒分解特性研究；在小型流化床試驗臺上進行石灰石在o _ 2 / co _ 2氣氛下的煅燒與硫化反應特性研究；在設計、搭建的循環流化床多功能綜合試驗臺上進行o _ 2 / n _ 2氣氛與o _ 2 / co _ 2氣氛下的煤燃燒特性與污染物排放規律研究。
  11. Reaction parameters under kinetic control of coal - char pyrolysis and limestone calcination under o _ ( 2 ) / n _ ( 2 ) and o _ ( 2 ) / co _ ( 2 ) atmosphere on the thermobalance were obtained. the effect of different ratio of o _ ( 2 ) and co _ ( 2 ) ( n _ ( 2 ) ) to coal - char reaction was also discussed. simulated calculation was just consistent with the thermogravimetric test results

    採用熱天平（ tga ）對兩種煤焦顆粒和兩種石灰石顆粒分別在o _ 2 / co _ 2氣氛、 o _ 2 / n _ 2氣氛下的反應特性進行了研究，得出了處在化學動力學控制區域內煤焦和石灰石的反應動力學參數，以及o _ 2與co _ 2 （ n _ 2 ）比例關系的變化對煤焦和石灰石熱重反應的影響，並且對試驗結果通過理論分析進行了模擬計算。
  12. According to the rehydration characteristics of dehydrated phases, a kind of new cementious material system can be prepared with gypsum and fly ash

    根據水泥水化產物脫水相具有再水化能力的特點，結合粉煤灰、磷石膏等礦物材料的化學反應特性，組成一個新的膠凝材料體系。
  13. At the same time fly ash and silica fume also can repress the anti - sulfate attack and the alkali - aggregate reaction ; in addition, the relation between air - entraining admi xture, cementitious materials quantity with freezing - thaw property of concrete were studied ; and according to the different affecting factors the durable life of concrete was estimated

    同時粉煤灰、硅灰還可以抑制硫酸鹽侵蝕及堿集料反應；此外，分析了混凝土中含氣量、膠凝材總量等與混凝土抗凍性的關系。並且，根據相應影響因素對混凝土耐久性壽命進行了預測。
  14. Analyze the feasibility of shallow seismic reflection wave method applied in exploration of high - dip coal mining - out area, and appraise the effect of the application in couple with specific engineering cases

    摘要對在高傾角煤層采空區勘探中應用淺層地震反射波法的可行性進行了分析，並結合具體工程實例對應用效果進行了評價。
  15. The combustion conditions in a circulating fluidized bed ( cfb ) boiler are much different from a pulverized coal firing ( pf ) boiler. however, this dissertation has confirmed that coal char in cfb boiler will also experience reactivity loss and ordering of turbostratic carbon structure, which have been reported by many researchers whose work were mainly restricted to pf conditions

    本文通過獲得在cfb燃燒條件下熱解和燃燒過程中的焦碳，對其反應性、亂層碳結構、礦物質催化作用和比表面積等進行了系統研究，指出cfb鍋爐和煤粉爐同樣存在焦碳亂層碳結構有序化和焦碳反應性下降（失活）現象，並全面分析了焦碳失活的機理。
  16. Therefore, the study deashed coal, in addition to being from minerals except coal physical structure, chemical structure, soluble ion content have undergone significant changes in contrast to the ash from coal combustion or after gasification reactivity, without these changes, concludes the reliability is suspect

    因此，在研究煤粉脫灰處理后，除了礦物質被脫除外，煤粉物理結構、化學結構、可溶離子含量都發生了很大變化，在對比脫灰前後煤粉燃燒或氣化反應活性時，如果沒有考慮這些變化，得出結論的可靠性是令人懷疑的。
  17. The calculation results of deformation and internal force have been obtained, with which the experimental results are compared. finally, based on the experimental study and theoretical analysis, with the reference of practical calculation method given by related code of concrete structure in time, the practical calculation method and the design suggestion of coal unloading chute with skew beam are brought forward. the method is both reasonable and simple, and the calculated results are in good agreement with that of the experiment

    最後，在試驗研究和有限元分析的基礎上，參考有關現行規范對同類結構的設計方法，提出了斜梁式淺埋箱形卸煤溝結構的簡化計算模型；針對卸煤溝的特點，提出了相應的構造措施及鋼筋配置方式要求；根據地下結構的動態反應特性、主要破壞特徵及震害分析，提出了卸煤溝避免地震破壞的措施。
  18. Characters of the pyrolysis chars and residual carbons such as reactivity, turbostratic carbon structure and specific surface area have been examined by thermal gravimetric analysis, powder x - ray diffraction and mercury intrusion methods respectively. catalytic effect of minerals has been identified

    高溫下不同煤質焦碳結構趨於一致和礦物質催化作用的失去在一定程度上證明了假定活化能不隨煤質變化的煤焦燃燒反應動力學通用規律的合理性。
  19. The hf of different chars indicates that decreasing coal particle size and increasing oxygen density lead to increased burn out characteristic of chars. a mathematic model concerns with pyrolysis, combustions of volatile and char, reactions between volatiles and char with nox is developed. the experimental reburn processes have been simulated

    利用hf對再燃過程中煤焦燃盡性能的變化規律進行了分析，發現在相同的反應時間內，煤粉越細小、再燃區的過量空氣系數越大，煤焦中殘留的可燃質份額就越少，而且殘留的可燃質越容易燃盡。
  20. Temperature characteristics of shell used as burning coal desulfurizer in sulfuration

    貝殼作為燃煤固硫劑的硫化反應溫度特性研究
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