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A closer look at why heat pumps are dominating EV HVAC systems

Charged

Heating or cooling the interior cabin of an EV substantially affects the vehicle’s on-road efficiency, and the HVAC system often gets the proverbial “rented mule” treatment. Heat pumps have two huge advantages: They can operate in both directions and they can transport more heat than the energy required to operate them.

HVAC 103
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Renovations and Improvements for Sustainable Homes

Green Business Bureau

The buildup of dust can weaken HVAC system efficiency, causing it to work harder and use more energy to heat or cool your home. This constant strain puts your HVAC system at higher risk of breaking down and needing repair. Check for HVAC Leaks. Many HVAC systems contain a system of ducts that require regular maintenance.

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Could indoor air quality become part of the post coronavirus playbook?

GreenBiz

In most cases, that air is coming in cooled or heated as well and combines the functions of both conditioning and ventilating the space. The American Society of Heating, Refrigeration and Air Conditioning Engineers (ASHRAE) has a detailed standard that is the reference for many of us in the field ( ASHRAE 62.1 ). Sponsored Article.

Health 479
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Threatened by wildfire smoke, West Coast cities are piloting clean-air centers

Grist

The idea, akin to public cooling centers, is to upgrade air-filtration systems or provide portable air cleaners to community gathering spaces, creating indoor oases where residents can go to get respite from hazardous air. In both places, residents often rely on opening windows to keep cool inside.

Cooling 96
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Is There Enough Biomass to Fuel the World? Part II

Mr. Sustainability

The energy need of the world is referred to generally as the global primary energy consumption. Energy in this sector is mostly spent on heating and cooling to very high or low temperatures, for instance in steel mills or chemical plants. In terms of application, most our energy is used for heating and cooling.

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Inflation Reduction Act Activation Guide: Building Energy Efficiency

EDF + Business

. §179D: Energy Efficient Commercial Buildings Deduction Provision Provides a tax deduction for energy efficiency improvements to commercial buildings, such as interior lighting; heating, cooling, ventilation, and hot water; and building envelope. sq ft to sliding scale of $2.50-$5.00

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Sunlight-Reflecting ‘Cool Walls’ Can Save Building Owners Big Money, Study Says

GreenTechMedia

sunlight-reflecting “cool walls” could save as much or more energy than reflective cool roofs. There's no formal universal definition of what constitutes a “cool wall," said Ronnen Levinson, study co-author and staff scientist at Berkeley Lab. percent for single-family homes, and 4.6

Cooling 172