| 1. | Effect of hydrogen and vapor on laminar flame speeds of methane air mixtures 空气层流火焰传播速度的影响 |
| 2. | Velocity of propagation of flame 火焰传播速度 |
| 3. | Velocity of flame propagation 火焰传播速度 |
| 4. | Standard test method for linear flame propagation rate of lubricating oils and hydraulic fluids 润滑油和液压液线性火焰传播速度的测试方法 |
| 5. | Influence of catalytic reforming reaction for premixed gases with h2 on flame propagation velocity 催化重整反应加氢对预混气火焰传播速度的影响 |
| 6. | It can reflect the flame propagation speed and evaluate the explosion intension 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。 |
| 7. | Laminar premixed flame propagation velocity on - line measurement by image processing technique 应用图像处理技术进行预混层流火焰传播速度的在线测量 |
| 8. | On the basis of experiment , the influence of impressed electromagnetic field on fire transmission speed and overpressure in gas explosion was investigated 摘要在实验的基础上,研究了外加电磁场对瓦斯爆炸过程中火焰传播速度和超压的影响。 |
| 9. | The results of study show that the transmitting speed of flame is slower and the combustion duration is longer than gasoline . the combustion status of lpg is improved , but the problem of long combustion duration also exists when speed and load are increased . it is useful to adjust ignition timing , but nox emission increase 通过研究认识到: lpg燃烧时火焰传播速度比汽油慢,燃烧持续期比汽油长;随着转速和负荷的增大, lpg燃烧状况得到改善,但仍出现后燃期长,热量利用不充分等问题;点火提前角的调整有利于lpg的燃烧,但使nox排放升高。 |
| 10. | In the third chapter of this dissertation , based on the physical and chemical properties of hydrogen and the combustion characteristics of hydrogen , the quasi - dimension combustion calculation model of hydrogen ? fueled engine is set up through analyzing the characteristics of turbulence flame and chemical reaction kinetic of hydrogen ? air mixture . the model includes the dual ? area thermodynamics sub - model , quasi - dimensional turbulent entrainment combustion sub ? model , turbulence flame promulgating sub ? model , hydrogen - air mixture chemical kinetic sub - model and loss of heat transfer sub - model and so on 本文从氢燃料的物化特性和燃烧特征着手,通过分析氢空气混合气燃烧的湍流火焰结构和燃烧化学反应动力学,基于双区燃烧模型,建立了包括双区热力学、准维湍流卷吸燃烧、湍流火焰传播速度、氢空气混合气燃烧化学反应动力学以及传热损失等模块的燃烧模型,并给出了相应的计算方法。 |