BTA User Guide
Topling Prnjavor
Page 13
3.2. Technical Description
Hot Water Boiler
BTA
is made of quality boiler steel plate with welding technology with
connection to external pellet burner. The boiler is completely covered by sheet plate.
External pellet burner
is an device in which pellet burning process takes place so that
already formed hot gas stream comes to the firebox. Burner has cylindrical shape with
tangentially positioned channel through which fuel is dosed. The burner is insulated with a thick
layer of concrete for thermal insulation and it has connections for air inlet and the outlet of
combustion products towards the boiler. Centrifugal fan is mounted on the burner, which has a
role to accelerate the combustion process and routing - flowing of gases to the boiler and
chimney
Storage with feeder
consists of storage, screw convenor and rotary feeder. Screw convenor
and rotary feeder are driven by electric motor and gear.
.
Multi Cyclone
separates large particles from the flue gases, in order to reduce environmental
pollution and to prevent the release of sparks that could cause a fire. Flue gas fan through the
flue pipe transports flue gases to the chimney.
Counter controller
automatically leads the combustion process regarding the lower and
upper fixed point of boiler water temperatur
e.
The chimney
must be properly selected. Proper chimney dimensioning is a precondition for
safe boiler operation and heating efficiency. At the bottom of the chimney there is a door for
cleaning. The interior chimney dimensions depend on the chimney height and the power of hot
water boiler.
For proper boiler operation it is necessary to provide a minimum airflow in the chimney which
is achieved by suitable section and chimney height.
Boiler installation is correctly calculated by the designer and expertly performed to achieve
maximum efficiency and to avoid malfunctions and unwanted consequences.
The system is easy for servicing, maintenance and cleaning. Combustion process is very
good, so the contamination of exchange surfaces is minimal, and layers of ashes can be simply
removed.
Cleaning equipment is delivered together with this system by the producer.
Summary of Contents for BTA1000
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