Flame Heat Radiation Hazard Analysis of Elevated Flare Under Accident Condition 高架火炬事故状态火焰热辐射危险性分析
Based on the spectral characteristics of flame radiation, the detector uses the characteristics and the correlation of data received by these infrared sensors to achieve fire determination. 它根据火焰辐射的光谱特征,利用多个红外传感器信号的特征与相互关系识别火焰信号。
With modified slightly, the Global Flame Radiation Model presented recently by de Ris and Orloff was also used to predict the flame radiation from under-ventilated polymer fires. The comparison between the predictions from the two models and experimental data has been found to be satisfactory. 进而,在改进的基础上,以deRis和Orloff新近提出的综合火焰辐射模型进行了对比计算,并进一步与有关实验数据进行了对比,结果是满意的。
The formula with more precise is developed on the theory of color and the effects of flame radiation. 利用色度学理论、辐射定理和火焰的辐射特性,并经过推导与分析,得到了相对精度较高的温度场计算公式,为运行人员提供了燃烧相对温度场图像。
Harmful level to personnel, equipment and materials by flame radiation; 火焰辐射热强度对人体、设备及材料的危害;
With average grey scale value of the flame radiation image as intermediate regulated value, by combining dynamic matrix control algorithm and cascade control, a new control strategy for boiler fuel combustion regulating is stated. 以火焰辐射图象的平均灰度值作为中间被调量,将动态矩阵控制算法与串级控制相结合,提出了一种新的锅炉燃料调节控制方案。
The influence of fire ventilation on flame radiation is important in enclosute fires espociallyfor undervenulated conditions. 受限空间中,通风对于燃烧状况和火焰辐射特性有重要影响。
The Calibration of Two-Colour Method Measurement System for Radiation and the Measurement of Flame Radiation of the Cylindrical Oil-Burnt Furnace 双色法测试系统的标定及燃油炉火焰辐射的测量
These results and findings can provide a basis for utilizing the soot-generated intensified flame radiation characteristics and for their effective control in the natural gas combustion process. 这些结果为利用天然气燃烧过程的炭黑生成强化火焰辐射特性并进行有效控制提供了依据。
Research on Flame Radiation Behaviors of High Temperature Air Combustion 高温低氧燃烧火焰辐射特性的实验研究
This study attempts to provide: ( 1) a deeper scientific understanding of the ventilation effect on polymer fire behavior, and ( 2) a simple model to predict flame radiation in polymer combustion, for enclosure fire analysis. 本文旨在加深认识通风条件对火焰辐射特性及温度的影响、提供估算聚合物燃烧火焰辐射的简化理论模型,为受限空间中燃烧过程的分析提供依据。
Experimental Study of Flame Temperature Measurement Based on Combustion Flame Radiation Multi Wavelength Analysis 基于辐射强度多波长分析的燃烧火焰温度测量方法的实验研究
Calibration method of a flame radiation image probe 一种火焰辐射图像探头的标定方法
The numerical results indicate that the assumption of unity Lewis number is a great approximation and the flame radiation can induce an extinction limit at a low strain rate. 计算结果表明,Lewis数等于1的假定在火焰面结构的计算中存在很大的近似性,火焰辐射可以引起低拉伸条件下的熄火临界。
Experimental results showed that, under the normal combustion condition, the swirl atomizer could produce higher soot concentration and flame radiation in the combustor primary zone, and the trend was much more obvious as the fuel-air ratio in the primary zone was increased. 实验表明:在正常燃烧情况下,简单离心式喷嘴产生较高的烟粒浓度和火焰辐射,并且随着头部油气比增加变得更加明显;
New Model for Computing Flame Radiation Heat Transfer in Cylinder of Diesel Engine 柴油机缸内火焰辐射传热新模型
Ventilation Effect on Polymer Flame Radiation 聚合物火焰辐射的通风影响
Influence of Oxygen Balance on Flame Radiation of Infrared Illuminating Composition 氧差对红外照明剂火焰辐射的影响
The proposed model indicates that the surface effective absorptivity is the function of the surface emissivity and the flame radiation coefficient, which is increased with the increase of surface emissivity, and decreased with the increase of the flame radiation coefficient. 壁面有效吸收系数是壁面黑度和火焰辐射系数的函数,并随壁面黑度的增大而增大,随火焰辐射系数的增大而减小。
Investigation of atomizers effect on soot concentration and flame radiation in a small model gas turbine combustor experimental investigation of spray characteristics of different nozzles 喷嘴特性对燃烧室内烟粒浓度和火焰辐射的影响喷嘴雾化特性实验研究
New Effective Absorptivity Model for Diesel In-Cylinder Flame Radiation 柴油机缸内火焰辐射的新有效吸收系数模型
An approximate model for predicting flame radiation in both well-and under-ventilated polymer combustion is proposed on the basis of estimation of heat release and flame sootiness. 本文以火焰中热量和炭颗粒的生成规律为基础,提出了描述通风影响的聚合物燃烧火焰辐射近似模型。
Experimental studies of flame radiation in cylindrical oil-burnt furnace with two-colour method 燃油炉火焰辐射的双色法实验研究
Determination of a Flame Temperature from the Analysis of a Combustion Flame Radiation Spectrum through the Use of an Optimized Algorithm 采用优化算法分析燃烧火焰辐射光谱求取火焰温度
Experimental study of flame extinction characteristics for a gas turbine combustor burning low BTU gas investigation of atomizers effect on soot concentration and flame radiation in a small model gas turbine combustor 低热值煤气燃烧稳定性的试验研究喷嘴特性对燃烧室内烟粒浓度和火焰辐射的影响
The most attractive advantage of this method is that the effect of the flame radiation can be eliminated because radiation from laser-heated soot is much stronger than the ambient flame radiation. 这种方法最吸引人的特点是粒子经过激光加热后,产生的辐射远高于周围火焰的辐射,这样可以有效地剔除火焰自身的辐射对测量的影响。
A Single Model to Predict Diesel In-cylinder Flame Radiation Heat Transfer 预测柴油机气缸内火焰辐射传热的一个单区模型
And the decrease in the burning rate will further affect such parameters as air entrainment, flame shape, flame and smoke temperature, flame radiation and smoke density, which finally makes combustion law of liquid fuel at high altitude quite different from that at sea level. 由于燃烧速率的降低,进而会影响到空气的卷吸、火焰形状、火焰及烟气的温度、火焰辐射、烟气浓度等参数,从而造成高海拔地区的液体燃料燃烧的规律与内地有所不同。
It firstly analyses the influence of the flame radiation and wire conduction for the temperature measurement without considering the soot deposition. 本文首先在考虑无烟黑沉积时分析火焰辐射及偶丝导热对热电偶测温的影响。
Combining with lens optical imaging principle, calculating medium combustion flame radiation optical imaging. Then, the backward Monte Carlo method is discussed. 再结合透镜光学成像原理,计算介质燃烧火焰的辐射光学成像。