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Can ACs cool the world without warming it?

Grist

Several companies, including Gradient where Romanin is CEO (which landed him on the 2021 Grist 50 list ), are developing new AC technologies and approaches that are starting to show what a more efficient, less climate-intensive approach to cooling will look like. How will it change the HVAC units and window ACs we’ve grown to rely on?

Cooling 91
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Pressure Sensors Are Critical for Heat Exchange Stations

Hydrogen Fuel News

They are used in boilers in power plants, swimming pools, and HVAC units. It can be a water and gas setup such that hot gas goes through a pipe, gradually heating the water that surrounds the structure.  These structures allow two substances to simply exchange heat without mixing.

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A Boom Is Coming for All-Electric Homes Despite Lagging Consumer Awareness

GreenTechMedia

Global revenue for home electric heating, cooling, and cooking equipment could increase more than five times by the end of the decade. The surge in spending on all-electric homes is expected even though many consumers are unfamiliar with the natural gas-displacing electric appliances on the market today.

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AI can significantly improve grid management reports DOE

Smart Energy International

DOE is accelerating its AI work on multiple fronts to not only keep the US globally competitive but also to manage AI’s increasing energy demand so we can maintain our goal of a reliable, affordable and clean energy future.”

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How 10 key energy efficiency actions could save industry $437bn – report

Smart Energy International

Maintain efficient heat exchangers According to the Energy Efficiency Movement, heat exchangers, used widely in building heating and air conditioning, refrigeration, and data centre and fuel cell cooling, are rarely maintained adequately. Combining AI with a digital BMS can cut HVAC emissions by as much as 40% and reduce energy costs by 25%.

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The retrofitting strategy behind Sonoma Clean Power's all-electric headquarters

Business Green

The building's gas line was removed due to new equipment specifications. Using a microgrid controller and WattTime software that can track grid emissions and identify times of peak demand or high carbon intensity the building can also place power back onto the grid to reduce its dependency on fossil fuel power plants.

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Is There Enough Biomass to Fuel the World? Part II

Mr. Sustainability

These are crude oil (35%), coal (28%) and natural gas (24%). 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. Depending on where and when you live, each sector is responsible for approximately 33% of energy demand.