Beaches Energy Services • Energy Conservation Program • 11 N. 3rd Street • Jacksonville Beach, Fl 32250 • Must be a Solar Water Heater. • All solar water heater system components (i.e using a correction factor formula. • Beaches Energy Services reserves the right to inspect
Highly corrosive effects of hot water. This formula Minimum Energy Factor of 0.91. Photo is of M-2-HE40S6DS Copper Screw Type Immersion Element (Incoloy type immersion element available upon request) Residential Upright High Efficiency Energy Saver Electric Water Heater
An ENERGY STAR qualified gas tankless water heater must have an energy factor of 0.82 or higher. Of 600 qualified models, * Solar energy factor is based on the Solar Rating and Certification Corporation’s conversion formula: Solar fraction = 1 – (energy factor/solar energy factor),
water heater with Energy Factor of 2.0 or greater to a standard natural gas water heater with obtained through the following formula: Although there is a significant electric savings, there is an associated increase in natural gas
WATER HEATER SIZING GUIDE FOR ENGINEERS We recommend NOT using the Diversity Factor. FORMULAS Formula Legend: RD = Recovery Demand 40°F to 140°F Energy Factor “E” and Heat Loss “HL” are determined from the table below.
A value-priced water heater that can keep your energy bills under control Energy conserving low input pilot Tank protected by exclusive porcelain formula 76% recovery efficiency for more hot water • Energy Factor and Average Annual Operating Costs based on D.O.E.
Typical 50 Gallon Water Heater Free Standing Energy Factor (EF) Energy Factor (EF) Energy Factor (EF) Energy Factor (EF) Energy Factor the kW To solve for flow rate using a derated kW use the formula: will be reduced, see de-rating factors below:
Energy Factor with the following formula: An Energy Factor of 0.5 means that only half of the energy input into the the typical efficiency of a standard gas water heater.A commercial water heater with an Energy Factor of 0.61 or more is recommended for dairy appli-cations.A standard water
ICEBO2006, Shenzhen, China Renewable Energy Resources and a Greener Future Vol.VIII-1-6 Analysis of the Effects of the Application of Solar Energy Water Heater in
The WHAM equation1 yields average daily water heater energy consumption (Qin), and is expressed as follows: The performance adjustment factor is given by the following formula:
ELECTRIC TANKLESS WATER HEATER WATER HEATERS Accurate – E˜icient – Endless Hot Water THE WAY! Energy Factor (EF) Energy Factor (EF) Energy Factor Sizing Formula For Average Household
water heater. The higher the energy factor, the more efficient the water heater will be. energy factor requirement. The formula for gas water heaters is different than the above example. RESIDENTIAL ELECTRIC WATER HEATER
Q water heater’s daily energy consumption (Btu) (kWh) dm This equation establishes the EF for water heaters. water heater setpoint and the inlet water temperature. The energy factor is equal to the heat content of the water drawn from the heater divided by