Ljubljana, April 2008 Andrej BičaničMatevž Bregar

BIOMASS-CHEAPER HEATING

Republic of Slovenia

Ljubljana

Secondary School of Technical Professions Šiška

BIOMASS-CHEAPER HEATING

This kind This kind of of

furnaces furnaces were were

used for used for heating heating

and and baking by baking by

our our grandmotgrandmot

hers.hers.

FURNACE ON FOREST RESIDUE

1. Idea !1. Idea ! Our heating was based on wood and the work we had

to put in to warm our house. Besides that we also

released a lot of emissions in the air and we were tired of that, so we remodelled

our furnace into forest residue furnace.

2. Why ?2. Why ?

1. Idea !1. Idea !

Because :

-cheaper heating

-less emissions

-automatic activity

-larger utilisation rate

FURNACE ON FOREST RESIDUE

FURNACE ON FOREST RESIDUE

1. Idea !1. Idea !

2. Why ?2. Why ?

3. How ?3. How ?

We upgraded our furnace and first we

had to make a reservoir for forest residue, pipe for pushing up the

residue and other neccesary elements. Automatic activity is set through Siemens

steering program LOGO! I have made

all the neccesary electric conduit by

myself.

FURNACE ON FOREST RESIDUE

4. Where ?4. Where ?

1. Idea !1. Idea !

2. Why ?2. Why ?

3. How ?3. How ?

The reservoir and mechanical

elements were made by my

neighbour. Control armoire was

assembled at my house where it is

also used for steering.

Electric armoire beside the furnace.

The furnace on which the burner for forest residue

is set.

The reservoir with forest

residue, which is pushed

through the pipe up to the

drill.

From a distance.

1.1.

FIRE

SMOKE2.2. HOT AIR FROM

A FAN3.3. FAN

FOREST RESIDUE

DEMONSTRATIONDEMONSTRATION

Sources and literature

1 Pictures for background - www.google.com

Thank you very much for your attentionThank you very much for your attention!!

Author:Andrej

BicanicMatevz

Bregar Mentors:

Valentin Peternel

Polona Petrovcic