An increasing number of energy efficient appliances operate on direct current (DC)
internally, offering the potential to use DC from renewable energy systems directly and
avoiding the losses inherent in converting power to alternating current (AC) and back. This
paper investigates that potential for netmetered residences with on-site photovoltaics (PV)
by modeling the net power draw of the 'direct-DC house'with respect to today's typical
configuration, assuming identical DC-internal loads. Power draws were modeled for houses …

An increasing number of energy-efficient appliances operate on direct current (DC)
internally, offering the potential to use DC power from renewable energy systems directly
and avoiding the losses inherent in converting power to alternating current (AC) and back.
This paper investigates that potential for net-metered residences with on-site photovoltaics
(PV) by modeling the net power draw of the" direct-DC house" with respect to today's typical
configuration, assuming identical DC-internal loads. The power draws were modeled for …