The 2018 BTO Peer Review was held April 30–May 3, 2018, at the DoubleTree Crystal City in Arlington, Virginia. The review was attended by more than 480 participants and included presentations on 115 projects representing three of BTO’s five technology programs.


Increased building activity, operational demands, changes in codes and design and new energy efficiency strategies were just some of the topics discussed among buildings professionals at the 2019 ASHRAE Winter Conference and AHR Expo.

The 2019 ASHRAE Winter Conference took place Jan. 12-16 at the Omni Hotel Atlanta at CNN Center and the Georgia World Congress...

Changing of the Guard

It’s time to welcome the new simulation sentries and to offer thanks to those who have served for the last two years.

First, I offer thanks to members of the 2017-2019 IBPSA-USA Board of Directors. If you cross paths with one of these brave souls in some dark tavern in a remote land, please listen to their stories and...

By Kim Shinn and Kjell Anderson, AIA, October 24, 2018.

How a new ASHRAE standard can help you improve a project’s cost-effectiveness and energy use.

A decade ago, energy modeling became popular as part of LEED and energy code compliance. But ‘compliance’ modeling, as it is known, often isn’t very effective at reducing energy use and controlling cost. Why...

35% Discount on registration for IBPSA-USA members.

The Energy Simulation Academy (TESA) is back with another energy modeling competition!

Major highlights: 

1. Cash prizes worth $3,000 sponsored by BuildSimHUB
2. Get mentored by industry experts 
3. Free access to machine learning...

A Study of the Relative Strengths and Weaknesses of Building Energy Modeling Tools and Recommendations for Improvements

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The objective of this project is to increase the use of energy modeling tools in building design and operation by collaborating with organizations...