According to ASHRAE 90.1 (2016/2019) energy standard, the envelope air infiltration characteristics in energy models should account for...

“ENERGY” Energy is the ability/capacity to do work. It is the quantitative property that must be transferred to an object or system in...

Computational Robustness of Building Energy Models (Case: EnergyPlus) Building energy models developed with EnergyPlus are abstracted,...

C-Factor of Thermal Conductance C-factor is one of the overall thermo-physical performance metrics for opaque construction assemblies of...

Simulation-based support to the design of high-performance buildings offers a very rich set of modeling and simulation techniques and...

The fundamental concepts of (architectural) rooms, (BEM) spaces, and (HVAC) zones form the basis of geometric and non-geometric modeling...

Toolset: IESVE 2021 (Apache Sim module) Creating a Custom Thermal Insulation Material In this Youtube tutorial, I explained a IESVE-based...

Toolset: IESVE 2021 (Vista Pro module) It is so common to be overwhelmed with lots and lots of simulation result variables that are...

Air-Change-Per-Hour to Maximum Air Flow Rate Equation (Air) infiltration in buildings is commonly used to denote the thermal interaction...

Here is a line up of some big numbers, their power terms and the prefixes. These are also applicable to the building energy consumption...

Let's think about what can happen when one of your high-performance design alternatives reveals a noticeable reduction in the electric...

A “thermal zone” is the unit element or the building block of a building energy model. A “thermal zone” represents a fully enclosed...

Building energy models are physics-based mathematical representations of the interactions of (mass and energy fluxes) of the building...