水蒸汽
- 名see also 水蒸气
-
水蒸汽作为气化剂和使用催化剂是提高产气中H2含量和降低焦油含量的有效手段。
The addition of steam and catalyst favor hydrogen production and tar reduction .
-
CeO2对甲醇水蒸汽重整反应催化剂的影响
The Effect of CeO_2 on the Catalyst of Methanol Steam-Reforming
-
在Z(409)镍催化剂上环己烷水蒸汽转化宏观反应动力学
Macro Kinetics of Cyclohexane Steam Reforming Reaction over Z_ ( 409 ) Nickel Catalyst
-
方法:采取超临界CO2萃取、微波萃取和水蒸汽蒸馏三种方法提取佩兰挥发油。
Method : The volatile oils were obtained with supercritical CO2 , microwave and stream distillation .
-
高比表面CeO2负载Pt催化剂乙醇水蒸汽重整制氢的研究
Study on High Surface Area CeO_2 Material Supported Pt Catalysts to Produce Hydrogen from Ethanol Steam Reforming
-
在最佳萃取条件下,超临界CO2流萃取法萃取辛夷的出油率可达4.2%,比水蒸汽蒸馏法的出油率平均高出约73%。
Under this condition , the extracting ratio can reach 4.2 % , 73 % higher than that of steam distillation .
-
水蒸汽对CaO颗粒脱硫反应催化作用的实验研究
Experimental study on the catalysis effect of steam in the dry flue gas desulfurization reaction by CaO particles
-
使用积分反应器在孔砖型催化剂原型上研究了CH4、CO2和水蒸汽催化反座。
An integral-mode reactor is used to study the reaction of Ch_4 with CO_2 and steam , over a perforated brick-shaped catalyst mass .
-
水蒸汽通入量:100g原料油5L/min左右。
Discharge of water vapour : 5L / min per 100 grams oil .
-
以粘胶基纤维为原料,用磷酸盐浸渍,水蒸汽活化,制备了ACF。
Rayon-based activated carbon fiber was prepared from Rayon fiber which was impregnated with phosphate solution and activated with water vapour .
-
采用水蒸汽蒸馏法从没药中提取挥发油,利用气相色谱-质谱(GC-MS)联用技术对其化学成分进行了分析。
An essential oil is extracted from Myrrha by using steam distillation and the chemical constituents are separated and identified by GC-MS.
-
NiO对Au/TiO2催化甲醇水蒸汽重整制氢性能的影响
Effect of NiO on the Catalytic Performance of Au / TiO_2 Catalyst for Hydrogen Production from Methanol Steam Reforming
-
添加水蒸汽后,才能提高H2,CO含量,并有效地控制气化炉温度,保持煤气热值的稳定;
The content of H_2 and CO in gas will rise and , the temperature of gasifier and the heat value remain stable after adding steam .
-
煤油馏份的5A分子筛脱蜡减压下的水蒸汽脱附
Separation of normal paraffin by 5A molecular sieve and desorption by steam under subatmospheric pressure
-
从萃取率、萃取时间、萃取油成分及外观颜色等方面比较了超临界CO2萃取方法和常规方法&水蒸汽蒸馏萃取法。
The article compared supercritical CO2 extraction with common extraction ( steam distillation extraction ), putting emphasis on extraction efficiency , extraction time , extract composition and its colour .
-
水蒸汽对ZTM(15)(Y2O3)材料低温时效现象的影响
Effects of water vapor on the ageing behaviour of ZTM_ ( 15 ) ( Y_2O_3 ) composites at low-temperature
-
用溶液共混法成功地制备出魔芋葡甘聚糖/羧甲基淀粉共混膜,并用IR、XRD、SEM、力学性能和水蒸汽透过率测试研究了其结构和性能。
Konjac glucomannan / carboxylmethyl starch blend films were obtained by solution method and characterized by FT-IR , XRD , SEM , and by measurements of mechanical properties and water vapor transmission .
-
实验结果表明超临界CO2萃取和水蒸汽回流提取的杜香挥发油的主要组分基本相同,但超临界CO2萃取法得到的组分相对多一些;
The experimental results showed that the supercritical CO2 extraction can get more components in volatile oil than the method of vapor refluence , but most of the components were the same .
-
超临界CO2萃取和水蒸汽蒸馏法研究乌药中挥发性有机物同时蒸馏萃取法提取黔产鹅不食草挥发油的化学成分分析
Comparison of the Constituents of Essential Oil from Linder aggregate by Supercritical-CO_2 Fluid Extraction and Steam Distillation Analysis on the Chemical Compounds of Essential Oil from Centipeda minima in Guizhou by Simulataneous Distillation and Extraction Method
-
气-汽发生器装置是一种新型热采设备,该装置产生的气-汽混合物主要成分为N2、CO2及水蒸汽。
Gas vapour generator is a new kind of thermal recovery equipment . The main products produced by this equipment contain N 2 , CO 2 and water vapour .
-
关于用水蒸汽蒸馏法从桔皮中提取柠檬烯装置的改进超临界CO2萃取和水蒸汽蒸馏法研究乌药中挥发性有机物
The improvement of equip obout the method distilling water steam from the peel of orange Concerning to detach lemonene ; Comparison of the Constituents of Essential Oil from Linder aggregate by Supercritical-CO_2 Fluid Extraction and Steam Distillation
-
采用GC保留指数和GC-MS-DS技术对水蒸汽蒸馏得到的来凤芫荽子油的化学成份进行分析,鉴定出了35种化合物,占挥发性成分的96.59%。
The authors used GC retention indices and GC-MS-DS technique to analyze the chemical composition of Coriander seed oil from Laifeng county .
-
饱和了乙醇和水蒸汽的循环的CO2气通过活性炭吸附柱,解吸后可获得乙醇浓度为50wt%左右的粗乙醇产品。
The recycled CO_2 , which was saturated with ethanol and water vapor , was then passed through the adsorption column with activated carbon as adsorbent . After desorption , raw ethanol product with 50 wt % ethanol could be obtained .
-
对C/SiC复合材料在空气、水蒸汽和氧水耦合环境中的氧化行为进行了研究,并结合复合材料的显微结构分析,系统地分析了复合材料在不同环境中的氧化机理。
The oxidation mechanisms of 3D C / SiC composites in air , in water vapor and in oxygen / water vapor coupling environment have been systemically analyzed based on the research of oxidation behaviors and microstructures of C / SiC composites .
-
用H2脉冲色谱测定金属表面积的方法,研究了添加剂La2O3、MgO的添加量对甲烷水蒸汽转化催化剂活性组分镍的分散度的影响。
The influence of additives La 2O 3 , MgO on the Nickel dispersity of a steam-reforming catalyst was studied by means of hydrogen chemisorption on metallic surface .
-
甲烷部分氧化制合成气是高转化率、高选择性、高空速、低H2/CO比、温和的放热反应,它很有希望代替常规的水蒸汽重整法。
Partial oxidation of methane to synthesis gas is a promising alternative to conventional steam reforming due to its high conversion rate , high selectivity , high space velocity , low H2 / CO ratio and mild exothermicity .
-
在对实验数据进行分析的基础上,探讨了一些主要参数如:反应器温度,水蒸汽/生物质比率S/B(Steam/BiomassRatio),当量比ER(EquivalenceRatio)以及生物质粒度对气体成分和氢产率的影响。
The effects of reactor temperature , steam to biomass ratio ( S / B ), equivalence ratio ( ER ), and biomass particle size on gas composition and hydrogen production were investigated based on analysis of experimental data .
-
对四氟化乙丙橡胶(TP-2)和氟橡胶(FKM-246G)进行了耐280℃水蒸汽试验。
A test is made on the tetrafluoroethylene-propylene rubber ( TP-2 ) and fluro rubber ( FKM-246G ) which resist the steam at the temperature of 280 ℃ .
-
其共同之处在于蒸腾作用与光合作用都需要太阳能作为推动力,而且CO2和水蒸汽输送途径大部分相同但方向相反;
The identity between the transpiration and the photosynthesis is that they all use solar energy as the driving force . What 's more , the transport ways of CO 2 and steam are the same but the directions are opposite .
-
考察了La2O3和Y2O3对CuO-ZnO-ZrO2催化剂甲醇水蒸汽重整反应性能的影响,并运用BET、XRD、TPR等手段对催化剂进行了表征。
The effects of La_2O_3 and Y_2O_3 on the modification of CuO-ZnO-ZrO_2 catalyst were studied for the methanol-steam reforming reaction . The catalysts were characterized by BET 、 XRD and TPR .