Xinrui Lu

3 Questions 7 Answers 0 Followers

Questions related from Xinrui Lu

Exterior Wall Temperature vs Exterior Air Temperature?

Hello, During my recent field measurement I noticed an interesting phenomenon. On a typical winter day (meaning the interior room temperature is much higher than the outside air temperature so...

10 January 2019 8,011 3 View

Increase insulation (R-value) leads to higher annual cooling energy ?

Hi there, I am modeling a residential house located in cold climate with several different wall systems. One problem I found is that with the increase of wall R-value, the annual heating energy...

29 April 2018 8,974 6 View

How does Energyplus-based software calculate heating load and heat loss through building envelope?

Hi there, I'm trying to explore how does Energyplpus-based software tools, like BEopt, Designbuilder,etc calculate the heating load. For example, if the outdoor temperature is 20°C， does...

27 November 2017 8,002 5 View