Heat Pumps: A Beginner’s Guide To The Eco-Friendly Heating System

Ariston Heating and Cooling Staff
December 4, 2023
Table of Contents
Image of two Mitsubishi heat pumps installed on the side of a building

Introduction

If you're looking for a more efficient and eco-friendly way to heat your home, you may want to consider a heat pump. Heat pumps are a type of heating system that uses renewable energy sources to heat and cool your home. They work by transferring heat from one area to another, making them highly energy-efficient and eco-friendly. In this article, we'll cover everything you need to know about heat pumps, including how they work, the different types of heat pumps available, and important facts you should know before investing in one.

What Is A Heat Pump?

A heat pump is a type of heating system that uses a refrigeration cycle to move heat from one place to another. They can be used to heat and cool your home, making them a versatile option for year-round comfort. Heat pumps work by extracting heat from the air or ground outside your home, then transferring it indoors to heat your living space. In the summer, the process is reversed, and heat is removed from your home and released outside to cool it down.

How Does A Heat Pump Work?

Heat pumps work on the principle of thermodynamics, which is the study of the relationship between heat, energy, and work. The refrigeration cycle that powers a heat pump is made up of four main components: a compressor, an evaporator, a condenser, and an expansion valve.

Here's how it works:

  1. The evaporator absorbs heat from the air or ground outside your home.
  2. The refrigerant, a fluid that's used to transfer heat, absorbs this heat and evaporates into a gas.
  3. The compressor then compresses the gas, which increases its temperature and pressure.
  4. The hot, pressurized gas is then sent to the condenser, where it releases its heat into your home's heating system.
  5. The refrigerant then expands through the expansion valve, which lowers its temperature and pressure, and the cycle starts over again.

What Are The Different Types Of Heat Pumps?

There are several different types of heat pumps available, each with their own advantages and disadvantages. Here's a look at some of the most common types of heat pumps:

1. Geothermal Heat Pumps

Geothermal heat pumps use the earth's natural heat to provide heating and cooling for your home. They work by circulating water or refrigerant through a series of underground pipes, which absorb heat from the earth and transfer it to your home.

Advantages of geothermal heat pumps include:

  • They're highly efficient and can save you money on your energy bills.
  • They're very eco-friendly, as they use renewable energy from the earth.
  • They're very quiet and require little maintenance.
  • They can last for up to 50 years.

2. Absorption Heat Pumps

Absorption heat pumps are powered by natural gas, propane, or solar energy. They work by using a heat source to drive a chemical reaction, which produces heat that can be used to heat your home.

3. Ground Source Heat Pumps

A ground source heat pump is similar to a geothermal heat pump, but it uses a different type of loop system to transfer heat from the ground to your home. They work by circulating a mixture of water and antifreeze through a series of pipes that are buried underground.

A ground source heat pump can serve a suite of comfort needs in your living space, including:

  • Heating With Passive Cooling: By providing both heating and cooling, a ground source heat pump can be used to maintain a comfortable indoor temperature throughout the year.
  • Heating With Active Cooling: A ground source heat pump can also be used to provide hot water for your home's heating system, which can be used to heat your home in the winter and cool it in the summer.
  • Heating Only: Some ground source heat pumps are designed to provide heating only, rather than heating and cooling. These systems are typically used in colder climates, where cooling isn't necessary.

One of the key advantages of ground source heat pumps is their high efficiency. Because they extract heat from the ground, which remains at a relatively constant temperature throughout the year, they don't need to work as hard to heat your home. This means that they use less energy than other types of heating systems, which can save you money on your energy bills over time.

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4. Air Source Heat Pumps

Air source heat pumps are one of the most common types of heat pumps, and they work by extracting heat from the air outside your home. They're typically easier to install than other types of heat pumps, and they're also more affordable.

The air source heat pump uses a sink to reject energy when in cooling mode, and the outdoor air is used as the thermal energy source in heating mode. These system units can be classified into two major categories:

  • Air-Water Heat Pumps: These are used in homes with hydronic distribution systems, such as fan coil units, radiant floors, and low-temperature radiators. They work by transferring heat from the outside air to a liquid, such as water or glycol, which is then circulated through your home's heating system.
  • Air-Air Heat Pumps: These are the units that cool or heat the air inside the house and can be classified as ductless or ducted units. Ductless units are more flexible in terms of installation and offer zoned heating and cooling. Ducted units are integrated with existing HVAC systems and can use existing ductwork.

What Are The Important Facts About Heat Pumps?

Now that you know the basics of how heat pumps work and the different types available, here are some important facts to keep in mind if you're considering a heat pump for your home:

  1. Heat pumps can save you money on your energy bills over time. While the upfront cost of a heat pump may be higher than other types of heating systems, they're more energy-efficient, which means you'll save money on your energy bills over time. In fact, according to the U.S. Department of Energy, heat pumps can save homeowners up to 50% on their heating and cooling costs compared to traditional heating systems.
  2. Heat pumps can help reduce your carbon footprint. Because heat pumps use renewable energy sources, they're much more eco-friendly than other types of heating systems. By using a heat pump, you can reduce your carbon footprint and help protect the environment.
  3. Proper installation is crucial. To ensure that your heat pump works efficiently and effectively, it's important to have it installed by a qualified professional. A poorly installed heat pump can lead to higher energy bills and reduced performance.
  4. Maintenance is important. Like any heating system, heat pumps require regular maintenance to ensure that they continue to operate at peak efficiency. This may include things like replacing filters, cleaning coils, and checking refrigerant levels.
  5. Heat pumps may not be the best option for extremely cold climates. While heat pumps are highly efficient, they may not be the best option for homes in extremely cold climates. In these situations, a backup heating system may be necessary to ensure that your home stays warm.
  6. Heat pumps can provide both heating and cooling. One of the key advantages of heat pumps is that they can provide both heating and cooling for your home. This makes them a versatile option that can be used year-round to maintain a comfortable indoor temperature.

Our Final Thoughts

In conclusion, heat pumps are an excellent eco-friendly heating system that can provide reliable heating and cooling for your home. By using renewable energy sources, heat pumps can help reduce your carbon footprint and lower your energy bills. There are several different types of heat pumps available, each with its own unique features and benefits, making them suitable for different types of homes and climates. Whether you choose an air source, ground source, absorption, or geothermal heat pump, it's important to have it installed by a qualified professional and to perform regular maintenance to ensure that it continues to operate at peak efficiency. With the right care, a heat pump can provide efficient and eco-friendly heating and cooling for many years to come.


Do You Need A Professional HVAC Team You Can Trust?

Looking to upgrade your heating and cooling system? Look no further than Ariston, your local family-owned licensed, insured, and bonded C20 contractor! We specialize in top-of-the-line heat pumps, including smart home, integrated high-efficiency upgrades, hybrid and dual-fuel solar-optimized systems, air conditioners, ducting, and indoor air quality. As authorized American Standard and Mitsubishi dealers, you can trust that we offer only the best quality products and materials.

But we don't just provide the best products - we also believe in treating every customer like family. With Ariston, you'll receive a custom-tailored experience with open end dates and a dedication to your complete satisfaction. We want to help you increase your property value, decrease your utility bills, and elevate your home's comfort, convenience, and wellness to a new level.

Don't wait - schedule your free consultation with Ariston Heating and Cooling today and experience the definition of excellence in heat pump installation and service!

By
Ariston Heating and Cooling Staff
·
December 4, 2023