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All about Heat pump and solar panels | Hitachi Cooling & Heating

Know all about the match between heat pumps and solar panels, benefits, installation, requirements, and the potential reduction of your carbon footprint.

Heat pump and solar panels: The perfect match

In this article, we are referring to air-source air-to-water heat pumps.

Heat pumps and solar panels are a great combination for those interested in improving the sustainability of their home and reducing their carbon footprint. Both technologies are celebrated for their ability to use renewable energy sources to produce energy, with heat pumps efficiently managing home temperatures by extracting heat from ambient air, and solar panels utilizing the sun to generate electricity.

If you’re curious about how these two technologies work together and whether they could be right for your home, this article is a good place to start as we look at what makes them the perfect match!

– Here, you can learn more about why heat pumps are so energy efficient.

Can you use solar and heat pump together?

As you might have guessed, yes.

Pairing solar panels with a heat pump is a surefire way to further the sustainability your heat pump system offers, thanks to the fact that they rely on electricity, which solar panels generate, contributing to a greener home.

Though the initial investment for installation and setup can be expensive, you are putting yourself on the right path for superior energy savings. Let’s see how!

Integration of Heat Pumps and Solar Panels:

Air source air-to-water heat pumps and solar panels are a team that offers a highly efficient and sustainable way to provide the home with heating and domestic hot water and can even be used for cooling, too.

Being an air source, this means that this type of heat pump extracts heat from the air (also when it’s cold outside) to warm your home, while solar panels capture sunlight to generate electricity. Together, they ensure a continuous energy supply, with solar panels powering the heat pumps during the day and the heat pump efficiently extracting heat from the air even when the sun isn’t shining.

How do solar panels work: A quick understanding:

Solar panels are generally made of silicon, installed in a metal frame, and have a glass casing. Solar panels work by converting sunlight into electricity using the photovoltaic (PV) cells they are built with. When photons of sunlight hit these cells, they release electrons, creating an electric charge, specifically direct current (DC). This DC is then converted to alternating current (AC) by an inverter, making it usable for homes, and in this case used to power your home’s air-to-water heat pump.

Benefits of solar panels for running a heat pump:

Now that we’ve established that pairing a heat pump with solar panels is a good idea, it’s time to look at why in more detail. We’ll start with the topic that is driving the popularity of heat pumps right now…

1. Savings on energy bills

Heat pumps alone are already praised for reducing energy usage and using solar panels to power a heat pump can significantly reduce energy bills even more, cutting down reliance on electricity from the grid and the use of fossil fuel-generated energy (gas, oil, etc.). This combination can save households up to 84% on energy bills, according to a 2022 report by SolarPower Europe.

By 2025 and 2030, advancements in both solar and heat pump technologies are expected to make these systems even more efficient, leading to greater savings and environmental benefits.

2. Reduce carbon footprint

Using solar panels to run a heat pump is also a great way to cut down your carbon footprint. Solar panels harness energy from the sun, a renewable source to power your home. When used with a heat pump, which efficiently transfers heat into your home with minimal electricity, you reduce reliance on fossil fuels.

The International Energy Agency (IEA) predicts that by 2030, the global capacity of heat pumps could nearly triple, significantly reducing natural gas demand and contributing to lower carbon emissions.  Investing in solar panels now not only helps future-proof homes against rising energy costs, but lowers greenhouse gas emissions and, thus, your carbon footprint, making your home eco-friendlier and more cost-effective.

Heat Pump vs Furnace: learn all about the heating systems and their differences –

3. Increasing your energy independence

Using solar panels to run a heat pump can notably increase energy independence. This setup reduces reliance on public utilities and fossil fuels, not only cutting down on energy bills and contributing to environmental sustainability but also increasing your energy independence. By combining air-to-water heat pumps with solar panels, you can enjoy a more self-sufficient energy supply, using renewable energy to maintain comfortable indoor temperatures year-

2. How to install solar panels

When looking at installing solar panels, it comes as no surprise that various things need to be considered beyond permits. For example, is your building suitable for this type of installation, and if so, check if your roof is suitable for solar panels. Evaluating your energy needs is essential to understand how many panels you will need (see below) to run your heat pump, as well as various materials and tools, the panels themselves, an inverter, and mounting hardware. Permits and inspections are necessary to connect to the grid (should you need to fall back on this energy source during peak load times).

Again, considering all the above, it’s much safer to trust a professional to guide and advise you, as well as source materials, and tools and do the installation.

3. How much space do you need to install solar panels?

To install solar panels, you need to consider your household’s energy consumption, roof space, and local climate. The average home typically requires between 17 to 25 solar panels to meet its energy needs. For installation, you generally need between 280 to 350 square feet of roof space for solar panels. This varies based on the efficiency and size of the panels you choose. Higher-efficiency panels can generate more power with less space, making them ideal for smaller roofs.

4. How many solar panels are needed to run a heat pump? To power a heat pump, you’ll need a substantial solar panel system installed. For a three-bedroom home using a 5kW heat pump, around 20 solar panels are required. You will need.

Hitachi heat pumps: The options available for more efficient climate control

The Yutaki range of air-to-water heat pumps for heating & DHW (domestic hot water) offers a variety of efficient solutions for expert climate control in your home. These systems use renewable energy, capturing up to 70% of their energy from the air. Hitachi’s Yutaki heat pumps are versatile, providing heating, cooling, and hot water, and are compatible with solar panels for even greater energy efficiency.

With their advanced technology, they operate efficiently even in extreme temperatures, ensuring comfort throughout the year. The Yutaki range is user-friendly and can be controlled remotely via the HiKumo app, making it a convenient choice for modern homes.

Conclusion and practical implications of using solar panels to power heat pumps

It’s evident that this pairing is more than just a trend, it’s a transformative approach to home energy use. To summarize:

  • Sustainable energy sources: Heat pumps and solar panels create a sustainable loop of energy use, significantly reducing your carbon footprint.
  • Financial viability: The initial investment is offset by significant, long-term reductions in energy bills, and local initiatives to finance installations are available depending on where you live.
  • Increased energy independence: Generating your electricity with solar panels reduces reliance on the grid and fossil fuels, cushioning against price fluctuations and supply disruptions.
  • Practical considerations: Proper installation requires navigating local regulations, permits, and permissions, and accurately assessing energy needs to optimize the number of solar panels.
  • Future outlook: Advances in technology predict greater efficiency and better savings, making solar and heat pump systems a wise long-term investment.
  • Embracing solar panels and heat pumps is a proactive step towards energy independence, lower bills, and a smaller carbon footprint. As we consider the future of clean energy, integrating solar panels with heat pumps appears to be a sensible, sustainable option for modern homes that require heating, cooling, and domestic hot water solutions.
  • Get more detailed information about all Hitachi Cooling and heating Products.

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