油氫比 的英文怎麼說
中文拼音 [yóuqīngbǐ]
油氫比
英文
oil hydrogen ratio-
Sulfur in petroleum products by hydrogenolysis and rateometric colorimetry
利用加氫分解作用和速率測定比色法測試石油產品中硫的含量Standard test method for sulfur in petroleum products by hydrogenolysis and rateometric colorimetry
利用加氫分解作用和速率測定比色法測試石油產品中的硫的標準試驗方法Abstract : during the heating of scrap with carbon or hydrocarbon contented substances in some process, it will bring problems like explosion of carbon monoxide, fume and smell from oil volatilization, etc. , if incomplete combustion occurs. through laboratory experiments, the time related variation of gas contents and post combustion ratio of fume during the heating of oil - bearing scrap are studied. the results show that the restrictive chain of reaction procedure is the thermolysis of oil ; that temperature and ( co ) / ( co2 ) ratio influence transformation ratio and post - combustion ratio under lower temperature ; that 900 is the temperature above which the complete reaction can be ensured at all ( co ) / ( co2 ) ratios
文摘:在某些廢鋼熔煉過程中,當爐料中含碳及碳氫物質且燃燒不充分時,會帶來煙氣中一氧化碳的燃爆、油污揮發時造成的煙霧、臭味等問題.通過實驗室裝置研究含油廢鋼在加熱過程中煙氣成分隨時間的改變以及二次燃燒率的變化,試驗結果表明,反應過程的限制性環節是油分的熱分解;在較低的溫度下( co ) / ( co2 )比例影響轉化率和二次燃燒率;而在任意比例下保證充分反應的溫度為900以上Various feedstocks such as straight run distillate ( tbp in the range of 250 to 400 ), hco from fcc and the unconverted oil of hydrocracking can be processed to reduce the pour points for increasing diesel fuel production, accompanied with a higher overall gasoline plus diesel fuel yield in refinery
以直餾輕蠟油、催化裂化重柴油和加氫裂化尾油為原料,經降凝可大幅度增產柴油,並可提高煉油廠輕質油收率、提高柴汽比、滿足市場需求。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。Compared to other types of internal combustion engines, diesel engines that are used more and more widely are more fuel - efficient, provide highest torque and pulling capability, are lower emitters of hydrocarbons and carbon monoxide, but diesel engines can emit up to 30 times more particulate matter than gasoline engines
與其他類型的內燃機相比,應用越來越廣泛的柴油機具有更高的燃油效率、提供更大的轉矩和拖動能力,碳氫化合物排放低,但微粒的排放卻是汽油機的30倍以上。The result indicated that the hydrotreated delayed coking naphtha was qualified for reforming feedstock, its blending ratio could be up to 35 %
結果表明,焦化汽油加氫精製后可作重整原料,且摻煉比可達35 % 。Abstract : to find the way out for delayed coking naphtha and to solve the shortage of catalytic reforming feedstock, tests were conducted in the reformer at anqing general petrochemical works, with feedstock of deeply hydrotreated delayed coking naphtha blended with different proportion of straight - run naphtha
文摘:為尋求焦化汽油出路和緩解催化重整裝置原料不足的矛盾,安慶石化總廠對焦化汽油深度加氫精製后以不同比例調入直餾油作重整原料進行工業試驗。The results showed that : ( 1 ) the application of the above optimization method is feasible in the process of vacuum residue hydrotreating. ( 2 ) shaft power is a small part in the operation fees of the hydrogen system and has little influence on the optimization results. ( 3 ) vent should be decreased to reduce energy consumption because of the high concentration of the cycle hydrogen after rebuilding of the unit
在pc - 133微機上進行了模擬和優化計算,結果表明: ( 1 )以復合形法為核心的可行路徑序貫模塊法在重油加氫過程中的應用是可行的; ( 2 )壓縮機軸功率在重油加氫的氫氣系統操作費用中所佔比例較小,對優化結果影響不大; ( 3 )裝置經過技術改造后循環氫純度過高,可以減少放空以節省能耗; ( 4 )建立的氫耗模型能夠可靠地計算現有裝置的循環氫濃度、溶解氫總量和裝置氫耗量。H c fuel hydrogen carbon ratio
燃油中烴的氫碳比Quality problem is a significant strategy problem. quality management in work site is the important link of the overall quality managment. the paper summarizes the missions of quality management in situ in four aspects, i. e. the prevention of quality defects, control of quality working procedure. improvement of quality, inspection and evaluation of quality. the specific requirements and implement measures for quality management which should be performed strictly by managing staff, technicians and workers are also proposed in this paper
乙醇,俗稱酒精.乙醇汽油是一種由糧食及各種植物纖維加工而成的燃料乙醇和普通汽油按一定比例混配的替代能源.按照現行國家標準,乙醇汽油是用90 ?的普通汽油與10 ?的燃料乙醇調合而成,它可有效地改善油品的性能和質量,降低一氧化碳、碳氫化合物、氮氧化物等主要污染物的排放,有著巨大的環保效應,而且它對機動車的行駛性能也沒有影響Hydrogen contains more energy for its mass than petrol but it also weighs a lot less
氫包含的能量比汽油多,而重量切輕得多。The scope of this study is to find an effective method and appropriate additives to prepare chitosan composite membranes with good physical and biological properties. glycerol is a good additive that could make the chitosan composite membranes have good flexibility and keeps the wound dry. in this paper, chitosan / glycerol blend membranes were prepared by the sol - gel transformation method
當甘油含量為8 ,用無水乙醇、甘油和氫氧化鈉按一定比例配製成的凝膠混合液在70凝膠2小時制備的殼聚糖甘油膜五色透明、表面光潔、無氣泡、手感柔韌性較好,拉伸強度和斷裂伸長率最佳,可以滿足實際應用需要。The high concentration of carbon oxide and hydrogen chloride produced by lpg is 80 per cent less than that produced by a petrol engine
液化石油氣所產生的高關注的碳氧化物和氫氧化物,比汽油引擎產生的還少百分之80 。Pt desulfurizer is a new and effective product with high surface area. sulfur capacity, crushing strength and free volume and low pressure drop. which is widely used in the fine desulfurization of purification process of oil and gas material in synthetic ammonia, methanol and hydrogen making industries
Pt氧化鋅脫硫劑是一種新型高效脫硫劑,具有比表面積大,穿透硫容高,機械強度高,堆積空隙大,床層壓降小的特性,廣泛應用於合成氨、甲醇和制氫等工業原料氣、油的濃度脫硫凈化過程。The flow fields of two - dimension for fuel - air equivalence ratio = 0. 35 are respectively calculated. comparisons made with experimental data obtained at similar ( but not identical ) flow conditions were encouraging
得到了油氣當量比= 0 . 35的氫燃料超燃沖壓發動機燃燒室流場的精細結構。One is phosphatase - like domain and the other is glycerol - 3 - phosphate dehydrogenase domain. the former domain may catalog the dephosphation of the glycerol - 3 - phosphate and the later presumably synthesize the glycerol - 3 - phosphate according to similarity searching, domain localization and structure comparison. these should give an evidence for the functional research of this gene
通過相似性搜索,結構域定位以及結構比較分析我們認為磷酸化酶結構域很可能是催化3一磷酸甘油水解,而3一磷酸甘油脫氫酶結構域是催化3一磷酸甘油合成的,為這個基因功能的鑒定提供了根據分享友人