2) jet deflection
射流偏转
1.
The flow-field numerical simulation data at burner region of a tangentially fired PC boiler whose burners are arranged in six corners is used, the influence of pressure distribution at burner region on jet deflection was studied, the old case and improved case of burner flow-field was contrasted and analyzed.
利用某六角切圆燃烧煤粉炉燃烧器区域流场的数值模拟数据,研究燃烧器区域静压力分布对射流偏转的影响,并针对燃烧器改进前后的流场分布进行比较分析。
2.
In this paper the authors have carefully measured the flow fields in the burner zone and pressure distribution along the adjacent wall on an isothermal model, and studied the effect of the structure and operational parameters of jet burner on the aerodynamic field in the furnace, and obtained the factors of leading to jet deflection.
实测结果表明：①燃烧器射流根部压差较大，随着射流前展，射流两侧的压差明显减小；②燃烧器射流的几何轴线与前墙夹角α增大时，射流两侧的压差就减小；③随着燃烧器高宽比（ｈ／ｂ） 的增大，壁面区域相对压力的绝对值增大，气流越易贴壁；④燃烧器只开１ 个喷口时，射流偏转比开４ 个喷口时的小得多。
3.
The research on burner jet deflection in tangential firing frunace at present is introduced in this article at first.
首先介绍了在切圆燃烧炉膛内燃烧器流偏转方面的研究现状 ,然后根据对炉内流动工况的观测 ,提出切圆燃烧炉膛内燃烧器射流的运动在本质上是横向气流射流的运动 ,在分析这个流动模型的卷吸及所受作用基础上推导出射流偏转的计算方法 ,并针对典型 6 0 0 MW的炉膛进行了计算及试验验证 。
3) upstream deflexion
迎流偏转
5) fluid deflection
流体偏转
6) principal stress deflection
主应力偏转
1.
Based on the principal principle that sliding wedge completely existed in static equilibrium state and all friction angles between soil and wall were assumed to get limit value,by analyzing the principal stress deflection of soil on wall surface,the formulas for calculating principal stress deflection angle and coefficient of lateral earth pressure were obtained.
根据库仑土压力理论中墙背滑动楔体整体达到静平衡的基本原理,假定沿墙高方向,土与墙背的摩擦角均达到极限值,从墙背处土体主应力偏转的应力状态分析出发,得到墙背处的主应力偏转角和土侧压力系数的计算公式;把土侧压力系数用于水平层分析法,建立了竖向土压力的基本方程,求解该方程,导出了挡土墙主动土压力、土压力合力及其作用位置的理论公式。
补充资料：主流
即“干流”(310页)。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条