Australian photovoltaic industry grows up
Recently I was reading about the demise of Unleash Solar and the difficulties of Redset. This got me thinking about the changing face of the Australian solar power industry.
How Does a Heat Pump Work?
Heat pump water heaters operate using a refrigeration cycle that moves heat from a high temperature source (the outside air) to a low temperature destination (the hot water in the tank). In nature heat flow tends to go from higher to lower temperatures. Heat pumps mimic this natural flow by using a refrigerant that boils…