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火焰强度
flame strength
- 从化学计量向贫燃料状态靠近时，预混火焰强度减弱，火焰传播速度 减小，锥形火焰面逐渐增高，退到流速较低的下游区域；
When the CH4-air mixture approaches the lean fuel state, the flame speed accordingly decreases, the flame cone rising and retreating downstream to the area with lower flow speed. - 设计时必须认识到当压力增加时火焰的长度缩短而辐射强度增加。
Design should recognize that burner flame length shortens and intensity of radiation increases as pressure increases. - 它代表火焰，热烈和强度。
It represents fire, heat and intensity.
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