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Home » heat pumps

Articles Tagged with ''heat pumps''

Domestic water heat pump
Hydronics Workshop | John Siegenthaler

Switching heat pumps between domestic water heating and cooling

Switching space heating to cooling, and vice versa.
John Siegenthaler 200x200 author headshot on a white background.
John Siegenthaler, P.E.
September 5, 2024

Air-to-water heat pumps and water-to-water geothermal heat pumps provide warm water for space heating, domestic water heating, and chilled water for cooling. Switching a hydronic heat pump system from space heating to cooling and vice versa seasonally is relatively simple. The system operating mode is changed at the thermostat or a dedicated system mode switch with heat, off, and cool settings.



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LG.gif

LG establishes new Consortium in China, completing its global heat pump R&D network

September 4, 2024

Partnership to enhance company’s high-performance heat pump solutions for cold climates, lay groundwork for the development of next-generation technologies.


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Midea-1.gif

Midea opens first Brooklyn Showroom to promote heat pump adoption

August 27, 2024

Each location showcases a range of heat pump solutions, including Cold Climate Heat Pumps, Packaged Window Heat Pumps, EVOX ducted systems, multi-zone heat pumps and domestic water heating systems, making it an ideal setting for gaining firsthand knowledge about heat pump innovations.


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Daikin donates heat pumps to Houston Home Repair Program

August 27, 2024

Daikin launched the collaboration during the company’s 100th year anniversary and National Air Condition Appreciation Days. Houston Mayor John Whitmire declared August 13 as “Daikin Air Conditioning Appreciation Day” in Houston, in honor of the company’s dedication to sustainability and community well-being.


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Installation of two Raypak XVer L 856 units

Commercial boiler melts away concerns of two Washington businesses

Raypak provides snow-melt solutions in Snoqualmie.
Tim Badger
August 16, 2024

The Pass Life community near Summit at Snoqualmie ski resort struggles to keep up with snow removal due to quick snow accumulation. Traditional methods like shoveling and snowblowing are insufficient.


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August New Products: NTI Boilers Floor mount, fire tube boiler
New Products

NTI Boilers unveils Compass floor-mount boiler

August 6, 2024

The NTI Compass boiler features independently reversible plumbing connections, as well as a built-in ECM pump.


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Mini-Split Heat Pump Heating and Air Conditioning Unit
Hydronics Workshop | John Siegenthaler

Comparing air-to-water versus ductless heat pump systems

An alternative to ductless
John Siegenthaler 200x200 author headshot on a white background.
John Siegenthaler, P.E.
August 2, 2024

I attended a conference hosted by the Building Performance Association and presented on air-to-water heat pump systems. Many professionals were interested in heat pumps, especially ductless air-to-air systems. One person mentioned the difficulty of finding qualified installers for air-to-water heat pumps and noted the higher cost compared to ductless air-to-air systems.



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Bosch acquires residential and light commercial HVAC business from Johnson Controls and Hitachi

July 23, 2024

The purchase price for the acquired businesses is $8 billion. The acquisition is expected to be closed in approximately 12 months. 


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Combining PEX and PP-RCT provides a high-performing, corrosion-resistant solution for domestic water and hydronic piping systems.

The benefits of polymer piping systems for engineers and business owners

Polymer piping systems offer durability and sustainability for commercial projects.
July 15, 2024

PEX's shape memory allows it to expand and shrink without compromising its integrity, making it highly resistant to damage in freezing conditions. This has proven to be a lifesaver in areas like Texas during unexpected mid-winter freezes.


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LG establishes Global R&D Triangle to develop high-performance heat pumps in extreme cold

June 25, 2024

The company aims to develop regionally specialized core technologies optimized for the cold climate of Northern Europe through the establishment of the European Consortium for Advanced Heat Pump Research (ECAHR).


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