**To better view this chart

Average cost of electric heat


Temperature pumps use electrical energy to fully capture temperature and go it in one spot to another. They do not generate heat.

Once the share pump circulates the swimming pool's water, water attracted from share passes through a filter while the temperature pump heater. The warmth pump heater has an admirer that appeals to the exterior atmosphere and directs it across evaporator coil. Liquid refrigerant in the evaporator coil absorbs the heat through the outside environment and becomes a gas. The cozy gasoline into the coil after that passes through the compressor. The compressor increases the temperature, generating a rather hot gas that then passes through condenser. The condenser transfers heat from hot gas on cooler pool liquid propogating through the heater. The warm water then returns on pool. The hot gasoline, as it flows through condenser coil, comes back to fluid kind and returning to the evaporator, where whole process begins once again.

Higher performance heat pump share heating units frequently make use of scroll compressors versus the reciprocal compressors of standard products.

Heat pump share heaters work effectively as long as the surface heat stays over the 45ºF–50ºF range. The cooler the outside air they lure, the greater amount of energy they normally use. But since many people utilize outdoor swimming pools during cozy and mild climate, this frequently isn't a concern.

Picking A Temperature Pump Pool Heater

Temperature pump share heaters are priced at above gasoline share heaters, however they typically have reduced yearly working expenses due to their greater efficiencies. With proper upkeep, temperature pump pool heaters usually keep going longer than gas share heaters. For that reason, you'll save your self more money in the end.

When choosing a heat pump pool heater, you should consider its:

Sizing A Temperature Pump Pool Heater

You need to have a tuned share expert perform a proper sizing analysis for the particular swimming pool to determine pool heater dimensions.

Sizing a temperature pump pool heater requires many elements. Fundamentally, a heater is sized according to the area of the share and also the difference between the pool as well as the normal atmosphere temperatures. Other factors in addition affect the home heating load for outside swimming pools, such as for example wind publicity, moisture amounts, and cool evening temperatures. Consequently, pools based in areas with higher average wind speeds at the pool surface, reduced humidity, and cool nights will demand a larger heater.

Temperature pump pool heating units tend to be rated by Btu output and horse power (hp). Standard sizes consist of 3.5 hp/75, 000 Btu, 5 hp/100, 000 Btu, and 6 hp/125, 000 Btu.

To calculate an estimated heater dimensions for a patio pool, follow these actions:

  1. Establish your desired children's pool heat.
  2. Establish the typical heat when it comes to coldest thirty days of share use.
  3. Subtract the average heat for coldest month from desired share heat. This can provide you with the heat rise needed.
  4. Calculate the pool surface area in sqft.
  5. Utilize the following formula to look for the Btu/hour result dependence on the heater:

Pool Area x Temperature increase x 12

This formula is based on 1º to 1-1/4ºF heat increase per hour and a 3-1/2 mile hourly normal wind on share surface. For a 1-1/2ºF increase multiply by 1.5. For a 2ºF rise multiply by 2.0.

Determining Temperature Pump Swimming Pool Heater Performance

The vitality efficiency of heat pump children's pool heating units is assessed by coefficient of overall performance (COP). The bigger the COP quantity, the more efficient. But there's no standard test for measuring the COP. Therefore, you really cannot compare the COPs of different models unless you know that the makers utilized similar test for every design. Including, the same heat pump will operate at a greater COP when the outside atmosphere heat is greater.

Typically, producers measure the COP by testing a temperature pump share heater with a patio heat of 80ºF and pool temperature of 80ºF. COPs often range from 3.0 to 7.0, which converts to an efficiency of 300per cent–700per cent. This means for virtually any product of electricity it requires to runs the compressor, you obtain 3–7 units of heat from the temperature pump.

Calculating Temperature Pump Swimming Pool Heater Costs and Savings

For a backyard pool, use the following tables to help approximate your annual temperature pump share heater prices and cost savings compared to using an electric weight or a fuel share heater.

Dining table 1 estimates annual swimming heat pump share home heating expenses by location, by-water heat, in accordance with or without needing a share cover.

Dining Table 1. Expenses by area of Heating exterior Pools with a Heat Pump*
Place Period Heat
78° 80° 82°
Miami 1/1–12/31 $1100 $1460 $1845
w/ address 1/1–12/31 $215 $300 $410
Phoenix 3/1–10/31 $680 $875 $1090
w/ address 3/1–10/31 $45 $85 $125
Dallas 4/1–10/31 $760 $970 $1240
w/ address 4/1–10/31 $90 $140 $205
Atlanta 4/1–10/31 $840 $1110 $1425
w/ address 4/1–10/31 $155 $205 $290
L . A . 5/1–10/31 $950 $1210 $1485
w/ address 5/1–10/31 $85 $155 $240
Kansas City 5/1–10/31 $715 $935 $1185
w/ address 5/1–10/31 $145 $205 $270
Ny 5/1–9/30 $740 $975 $1220
w/ address 5/1–9/30 $105 $150 $200
Chicago 5/1–9/30 $810 $1035 $1270
w/ cover 5/1–9/30 $105 $150 $195
Denver 5/1–8/31 $875 $1055 $1245
w/ address 5/1–8/31 $70 $100 $150
Boston 5/1–8/31 $875 $1075 $1280
w/ address 5/1–8/31 $120 $165 $235
Minneapolis 6/1–9/30 $660 $850 $1040
w/ cover 6/1–9/30 $100 $125 $190
San Fran 6/1–8/31 $800 $950 $1110
w/ cover 6/1–8/31 $95 $165 $240
Seattle 6/1–8/31 $770 $900 $1035


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