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ground loop
- An undesirable feedback condition caused by two or more circuits sharing a common electrical line, usually a grounded conductor.
- In a geothermal heat pump system, a series of fluid-filled plastic pipes buried in the shallow ground, or placed in a body of water, near a building. The fluid within the pipes is used to transfer heat between the building and the shallow ground (or water) in order to heat and cool the building.
Related category
• GEOTHERMAL ENERGY AND POWER
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