radiant flux

From the solutions, results for the radiant flux leaving the base face of the cavity are presented as a function of the emittance, of the depth-radius ratio of the cavity, and of a temperature gradiant parameter.

结果表明，腔底的有效辐射是比辐射率、腔深和半径之比以及一个表示温度梯度的参数的函数。

A thermal radiant sensor is designed to measure the radiant heat flux of the cylinder head.

设计并制作了测量缸内辐射热流量的热辐射传感器,测量了不同碳酸二甲酯添加比例下缸内辐射热流量.

The paper describes the measuring technique of infrared radiant heat flux density reached the surface or absorbed by the surface of spacecraft during thermal balance test.

文章介绍了在航天器热平衡试验中到达航天器表面或被其吸收的红外辐射热流密度的测量技术。

Firstly, in the integrating spheres measurement way, if we want to get exact result the radiant flux standard lamp is needed.

其中，对于积分球辐射度测量系统我们知道，要想获得理想的测量结果，首先要有辐射通量标准灯。

A two-step turbulent combustion subgrid-scale model is employed for calculating carbon monoxide CO concentration, and the NO subgrid-scale pollutant formation model for the evaluation of the rate of NO formation. The heat flux model is applied to the prediction of radiant heat transfer.

化学反应速率由亚网格EBU燃烧模型来确定，两步亚网格紊流燃烧模型被用来确定CO浓度，NO亚网格污染物生成模型被用来评估NO生成速率，辐射热量传递采用了热通量辐射模型。

Ratio of the absorbed radiant or luminous flux to the incident flux.

吸收的辐射通量或光通量与入射通量之比.

The effects of radiant heat flux, moisture content and species on the ignition behavior were analyzed.

测定了材料的表面温度和质量损失速率,并分析了辐射热能流率 、 含水率和材料种类对材料着火特性的影响.