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	<title>ground source heat pump &#8211; BIOENGINEER.ORG</title>
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		<title>Ground Beats Air in Year-Long Heat Pump Trial, but Refrigerant Choice Decides the Winner</title>
		<link>https://bioengineer.org/ground-beats-air-in-year-long-heat-pump-trial-but-refrigerant-choice-decides-the-winner/</link>
		
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		<pubDate>Sun, 18 Oct 2026 16:13:15 +0000</pubDate>
				<category><![CDATA[Technology]]></category>
		<category><![CDATA[air source heat pump]]></category>
		<category><![CDATA[Amman]]></category>
		<category><![CDATA[coefficient of performance]]></category>
		<category><![CDATA[energy efficiency]]></category>
		<category><![CDATA[Geothermal Energy]]></category>
		<category><![CDATA[ground source heat pump]]></category>
		<category><![CDATA[heat pumps]]></category>
		<category><![CDATA[heating and cooling]]></category>
		<category><![CDATA[R134A]]></category>
		<category><![CDATA[R410A]]></category>
		<category><![CDATA[R513A]]></category>
		<category><![CDATA[refrigerants]]></category>
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					<description><![CDATA[A year-long field study in Amman shows ground source heat pumps consume less electricity annually than air source units, but per unit of heat delivered the air source system with R410A holds a slight efficiency edge.]]></description>
		
		
		
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