Home Energy Saver & Score: Engineering Documentation
Search this site
Welcome
What's New
Sitemap
HES Single Family
Home Energy Saver
Defaults
HES Pro/Consumer API
User Interface
Entry Page
Inputs Page
Error Handling
Results Page
Reports
Known Issues & Release Notes
The Home Energy Scoring Tool
User Interface
Defaults
Dependencies on Occupancy and House Size
Scoring Methodology
Interpreting the Label
Scoring Tool API
Scoring Tool workarounds
Known Issues & Release Notes
Calculation Methodology
Calculation of Energy Consumption
Data Dictionary and Object Model
Bill Calculation
Upgrades
User Reports
Data & Analysis Sources
Accuracy
References
Appendices
HES Multi-Family
Multi-Family
User Interface
Defaults
Calculation Methodology
Multi Family API
Known Issues & Release Notes
Calculation Methodology
This section includes comprehensive documentation of the HES calculation methodology, data, and infrastructure.
Contents
Bill Calculation
Calculation of Energy Consumption
Data & Analysis Sources
Data Dictionary and Object Model
References
Upgrades
User Reports
Calculation of Energy Consumption
Appliances
Appliance Efficiencies
Clothes Dryer Energy Consumption
Clothes Washer Energy Consumption
Dishwasher Energy Consumption
Freezer Energy Consumption
Miscellaneous Equipment Energy Consumption
Oven Energy Consumption
Refrigerator Energy Consumption
Stove Energy Consumption
Heating and Cooling Calculation
Building Envelope, Shape and Dimensions
Combined Boilers
DOE2-inputs, assumptions, and calculations
Heating and Cooling Equipment
Infiltration
Internal Gains
Thermal Distribution Efficiency
Thermostats and Thermostat Schedules
Weather Modeling
Legacy
Heating and Cooling Calculation
Lighting Energy Consumption
User Inputs to the Lighting Model
Water Heater Energy Consumption
Ambient Air Temperature
Annual Water Heater Energy Use
Daily Hot Water Use
Daily Water Heater Energy Use
Standby Heat Loss Coefficient
User Inputs for Water Heater Analysis
User Inputs to the Water Heater Model
Water Heater Energy Factor
Data Dictionary and Object Model
Data Dictionary
Object Model
Bill Calculation
Bill Calculation Scoring Tool
Upgrades
Upgrade Costs
Upgrades Logic
User Reports
Carbon Emissions
Carbon Emissions Scoring Tool
Carbon Footprint Map
Summary by End Use