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Full Title

of heat on high-rise

high-rise , fluid , heat , ,

【 】

高层建筑的能耗分析有一些基本的局限性,包括建筑规模的处理,微气候参数随海拔高度的变化,以及与现有建筑外墙对流换热系数关联式(CHTC)相关的不确定性。本研究探讨这些参数对不同位置、不同窗墙比、暴露于不同气象条件下的100米的高层建筑各房间能耗的影响。在研究的第一部分中对流换热系数,利用CFD模拟,在建筑物迎风立面生成具有代表性的新CHTC。在研究的第二部分中对流换热系数,使用新生成的CHTC和其他常用的关联式(使用)进行比较能耗评估。

The of high-rise have some that the of size, in with , and the with the façade heat (CHTC)。 This study the of these on the by rooms at a as part of a 100 m high-rise , to , a -to-wall ratio。

In the first part of the study, new-CHTC at the façade of the is by using CFD 。 In the part of the study, is out using the newly CHTC and other used by using 。 The shows that for high-rise with 100% WWR to a windy (such as , MA), a of 11。2% and 4。7% on and , , have been 。

, the of each room the was also to the of 。 to a room at the mid- (15th floor), the on a room at the 5th floor room was 7。8% lower and a room on the 25th floor room the was 7。6% 。 In , this study the of local CHTC to in rooms and to 。

对流换热系数可以是负数吗_对流换热系数求法_对流换热系数

T. , Girma ,

1. of Civil and / , of , , ON, 2. of , of , 3700 , , BC,

引用

M T, G, F(2020). of heat on high-rise . , 13: 127–139 .

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