119
First House In Scotland Fitted With
Groundbreaking “Heating With Ice” Technology
Stommel Haus, premium
manufacturer of offsite manufactured
homes in Germany, equips a private
dwelling in Aberdeenshire with ground
breaking “Heating with Ice” technology
by Viessmann.
The innovative ice store system is
Additional energy is obtained from
The ambient summer heat around the
installed in a very energy efficient
the freezing process of the water -
store, the solar thermal energy and
eco timber house from Stommel
therefore the term “ice store”.
heat which is drawn from the system
Haus becoming the first of its kind
via an extraction heat exchanger melt
in Scotland. This ground breaking
Freezing is an exothermic process, i.e.
the ice in the ice store and cools the
technology recovers energy from only
as liquid water changes to solid ice,
heating circuit of the house.
renewable sources, such as the sun,
crystallisation energy (latent heat) is
the ambient heat and the soil, to heat
released. This latent heat is retained in
and cool a building and provides hot
the ice store system.
water for the house.
Benefits of the Solar Ice technology
•
Combined utilisation of ambient
air, the sun and the ground as
A heat source management system
heat source
Drawing energy from ice to heat
integrated in the heat pump draws
or cool a house sounds a little bit
energy from either the ice store or
like science fiction, but over the
solar thermal panels on the roof. The
past 4 years Stommel Haus already
ice store also draws energy from the
installed many such systems in
surrounding ground to regenerate
the high COP (Coefficient Of
their eco houses in Germany. The
heat. In summer the ice store can be
Performance) of 5.0. of the heat
ice storage system which consists
used to provide natural cooling: At the
pumps, i.e. for 1 KW electric
of an underground water tank, solar
end of the heating season, the water in
energy, the heat pump produces
thermal panels and a state of the art
the store is turned to ice.
up to 5 KW thermal energy.
heat pump supplies energy to the
•
No drilling – no environmental
risk, no permits required
•
•
Low operating costs thanks to
Particularly high efficiency
heat pump which generates the hot
thanks to intelligent heat source
water and the heat for the under-floor
management and heat pump with
heating on all storeys of the house. It
RCD (Refrigerant Cycle Diagnostic)
also cools the house in summer!
system with electronic expansion
valve (EEV)
The heat pump extracts energy from
the water stored in the ice storage
tank which is installed under ground.
The energy used to provide the
heat slowly turns the water in the
underground tank to ice.
•
Easy-to-use control unit integrated
in the heat pump
www.stommel-haus.co.uk