Preparation and Catalysis Characterization Study of Hexaaluminate High-Temperature Combustion Catalyst; Measurement of Laminar Burning Velocity of Methane-Air Premixed Flame at Different Initial Temperatures 六铝酸盐高温燃烧催化剂的合成与甲烷催化氧化性能研究不同初始温度下甲烷-空气混合气层流燃烧速率的测定
For the three-zone model, a set of coupled correlations has been derived to describe the effect of pressure and temperature on the laminar burning velocity and the laminar flame thickness. 关于三区模子,加上相关的衍生了一套描绘的压力和温度的层流熄灭速度和火焰层厚度的影响。
The proposed parameter, termed as "maximum effective burning velocity", can be derived from the pressure history measurement and can be less dependent on the apparatus. 提出的最大等效燃烧速度参数,可以从等容爆炸实验的实测压力时间序列中求得,同时其对于实验容器的依赖性也大大减轻。
Measurement of Laminar Burning Velocity of Methane-Air Premixed Flame at Different Initial Temperatures 不同初始温度下甲烷-空气混合气层流燃烧速率的测定燃烧效率燃烧室效率
It can reflect the flame propagation speed and evaluate the explosion intension. Strain rate effects on the integral burning velocity of laminar premixed CH4/ air and C3H8/ air flames 计算出的分形维数是衡量湍流火焰传播速度以及爆炸强度的有效参数。火焰拉伸对甲烷/空气和丙烷/空气层流燃烧速度的影响
Empirical correlations for the effect of pressure and temperature on the laminar burning velocity have been reviewed and two were selected to be used in conjunction with the thin-flame model. 为压力和温度的层流熄灭速度的影响停止了检查相关经历,两人将在选定的薄层火焰模子一同运用。
Strain rate effects on the integral burning velocity of laminar premixed CH4/ air and C3H8/ air flames 火焰拉伸对甲烷/空气和丙烷/空气层流燃烧速度的影响
Study on Present Situation of the Domestic Burning Velocity 国内火焰燃烧速度测试研究现状浅析
It is very important for loss-controlled wells to quantify the jet flow and burning body flow and the distribution law of velocity, pressure and temperature fields in its response domain for the plan analysis, the processing design and the processing operation of fire fighting. 量化井喷失控井喷流、燃烧火体及其响应域速度、压力、温度场分布规律对失控着火处理方案分析、处理设计及处理作业都具有重大意义。
When the brominated polystyrene content was 3%, the horizontal burning velocity of the composite was 33 mm/ min, which measured up to FR standard of our country, and the comprehensive properties of the composite were satisfactory. 当在共混物中添加质量分数为3%的BPS阻燃剂时,复合材料的水平燃烧速率为33mm/min,满足了我国关于家用电器的阻燃法规(<40mm/min),而且此时体系的综合性能也较好。
Measurement of Laminar Burning Velocity on Diluted Air-Propane Mixture 氮气稀释丙烷空气混合气的层流火焰速度测量
Experimental measurement of laminar burning velocity of dust air mixtures 粉尘空气混合物层流燃烧速度的实验测定
Moreover, this paper also presents that the excited pulsating combustion is caused by couple of burning process with gas flow velocity and it is necessary to research the velocity-coupled response function of coal. 而且还提出了激起脉动燃烧的反馈机理是煤的燃烧过程与气流速度耦合的论点和应进一步研究煤的速度响应函数的建议。
A little amount of hydrogen supplemented to the gasoline-air mixture can extend the flammability limits of the mixture, increase the rate of flame propagation, accelerate the burning velocity of the lean mixture, thus improving the engine fuel economy and emissions. 在汽油&空气混合气中,添加部分氢气,可扩大混合气的着火界限,提高火焰传播速度,加快稀薄混合气的燃烧速度,从而提高发动机的经济性,改善排放特性。
A Study on Laminar Burning Velocity of Biogas-air Mixture 沼气&空气混合气层流燃烧速度的研究
This paper deals with the ignition dependability, inflammation-erode, and burning velocity for base bleed grain using testing method. the mechanism of ignition combustion for base bleed grain has been gained, which may afford reference to inner-ballistics computing engineering design of base bleed shots. 论文运用试验方法对底排药柱点火可靠性、点火烧蚀性及燃烧速度进行试验研究及计算分析,摸清了底排点火燃烧机理,为底排弹的内弹道计算与工程设计提供参考。
Studies on correlation, step regression and path analysis between chemical components in flue-cured tobacco from different producing area in Henan province and burning velocity of flue-cured tobacco were researched in this paper. 对河南不同产地中部烤烟的化学成分与其静燃速率进行了相关分析、回归分析和通径分析研究。
In this paper, the direct method of calculating laminar burning velocity of dust air mixtures is presented. This method is simple and easy, its calculating precision is comparatively high under low concentration. 给出了计算粉尘层流火焰速度的直接方法,此法简便易行,在粉尘浓度较低时,计算精度较高。
Based on three-channel burner, the latest modern burning theory& great velocity difference and strong cyclone theory are applied in the development of four-channel burner to reduce primary air and to optimize the blast nozzle. 在三通道燃烧器的基础上,四通道燃烧器的开发采用了现代最新燃烧技术&大速差和强旋流理论,减少了一次风量,优化了燃烧器喷嘴。
The role of carbon tetrachloride in the combustion process of methane ⅰ. effects on burning velocity and flame temperature 四氯化碳在甲烷燃烧过程中的作用Ⅰ.对燃烧速度和火焰温度的影响
The results indicate that the dust concentration has a great influence upon the propagation velocity and combustion velocity of the flame, and the error of calculating laminar burning velocity of the flame for the higher dust concentration system increases. 实验结果表明:粉尘浓度对火焰传播速度和燃烧速度有很大的影响,粉尘浓度过大时,粒子运动轨迹就难观测,用直接法计算层流火焰速度的误差增大;
Estimation of burning velocity during vented gaseous deflagrations 气体燃爆泄放过程中燃烧速率的评价
For premixed burner, burning temperature is highest, combustion focuses in the interior of spout mainly, and influence of swirling jet flow on mainstream is great. For diffusion burner, burning temperature is lowest, attenuation of velocity is quick. 完全预混式燃烧器燃烧温度最高,燃烧主要集中在喷口内部,主流受旋转射流影响大。扩散式燃烧器燃烧温度最低,速度衰减快。
Burning theoretical analysis and Study on combustion velocity of bio coal 生物质型煤燃烧机理分析和燃烧速度试验研究
The nano magnesium hydroxide can affect the combustion inhibitor of PVC, when it is filled into the PVC as a fire retardant chemical. Burning velocity of PE/ Mg ( OH) 2 drop markedly when the amount of filled Mg ( OH) 2 is rising. 以纳米Mg(OH)2作为阻燃剂填加到聚氯乙烯中,其对聚氯乙烯阻燃性能的影响表现为:随着Mg(OH)2填充量增加,PVC/Mg(OH)2燃烧速度显著下降。
For diffusion burner, burning temperature is lowest, attenuation of velocity is quick. 扩散式燃烧器燃烧温度最低,速度衰减快。
A study of the effects of carbon tetrachloride on burning velocity and flame temperature in methane combustion has been made. 少量的四氯化碳显著降低甲烷-空气混合物的燃烧速度,但并不显著改变火焰温度。
The second one is the large eddy simulation ( LES) together with a turbulent burning velocity model. 第二种方法为大涡模拟结合湍流燃烧速度模型的方法。