The document summarizes the results of an energy audit conducted at Kanepi Gymnasium in Estonia. It found that the school's annual electricity consumption is 60,000 kWh and it is heated using wood pellets. Classroom temperatures are typically maintained between 21-22°C. The audit identified opportunities to save energy through more careful monitoring of lighting usage and increased ventilation of classrooms.

1. ENERGY
Kersti Roht
Kanepi Gymnasium
2021

2. Introduction
• Erasmus project Tesla aims for the student’s awareness of suistainable
development through the conscientious energy use.
• The part-project Energy was carried out 22.03-2.04.2021.
• The aim of the survey was to find out energy consumption of the
school and to introduce the results to the students and teachers.

3. INFORMATION ABOUT THE SCHOOL
Information about the building:
Cellar:
Attic:
Outside insulation:
Outside lighting:
Windows:
Doors:
Rain water:
First building was built: 1938
Floor space: 4544 m2
Heated floor space: 4544 m2
Heated, insulated (10 cm)
Insulated (isn’t used)
Insulated (10 cm)
9 lamps (all of them are switched on)
194 windows
106 doors (58 of them close automatically, 48 by
hand)
Isn’t collected or used

4. Windows

5. Automatically closing door in case of fire

6. Automatically closing classroom doors

7. Lamps in the whole school

8. ENERGY IN OUR SCHOOL: HEATING
How is the school heated?:
What parts of the building are heated?:
Yearly consumption of heating energy:
The heating system (regular school days):
The heating system (weekends)
Holidays:
The heating pipes in the cellar are:
Wood pellets
Main building, outbuildings, gym. There
is 1 heating circuit.
60 000 kWh
Target temperature: 21-22℃, heating isn’t
switched off
Heating isn’t switched off
Heating isn’t switched off, lower
temperature
insulated

9. Radiators

10. Regular switches Plugs in computer room
Regular plugs

11. ENERGY IN OUR SCHOOL
How is warm water generated?
Where does the electricity come from?
Current meter reading:
Annual electricity consumption:
Energy output of photovoltaic system:
There is 26 washbowls in the school.
In the classrooms with electrical boilers
Combined heat and power unit
daytime: 2366,443
nighttime: 4068,554
60 000 kWh
-

12. Cellar floor insulation

13. I floor insulation

14. II floor insulation

15. TEMPERATURE PROFILE AT OUR
SCHOOL 1
Room Temperature Thermostat valve
adjusted to
Open windows User survey
3 22°C 3,1 0 Too warm
4 19°C 2 2 2 0 Okay
5 22°C 2 2 0 Too warm
21 22°C 2,5 0 Too warm
25 20°C 2,5 1 Okay
26 19°C 2,5 0 Okay
27 19°C 2,5 0 Okay
28 16°C 2,5 1 Too cold
30 22°C 2,5 0 Too warm
32 21°C 2,5 0 Okay
22 19°C 2,5 0 Okay

16. TEMPERATURE PROFILE AT OUR
SCHOOL 2
Room Temperature Thermostat valve
adjusted to
Open windows User survey
17 22°C 2,5 0 Too warm
16 19°C 2,5 0 Okay
15 21°C 2,5 1 Okay
14 22°C 2,5 0 Too warm
13 19°C 2,5 0 Okay
12 20°C 2,5 0 Okay
24 19°C 2,5 0 Okay
10 21°C 2,5 0 Okay
1 20°C 2,5 0 Okay
2 20°C 2,5 0 Okay
7 19°C 2,5 0 Okay

17. TEMPERATURE PROFILE AT OUR
SCHOOL 3
Room Temperature Thermostat valve
adjusted to
Open windows User survey
18 20°C 2,5 4 Okay
23 17°C 2,5 0 Okay
20 20°C 2,5 0 Okay

18. Results
 All parts of the school are heated and insulated.
 Annual electricity consumption is 60 000 kWh.
 Classrooms have good light situation and new lamps.
 School is only using wood pellets to heat the buildings.
 Target temperature for classrooms is 21-22℃ and there is no saving
options, but the temperature is set lower at holidays.
 Classrooms are ventilated.
 The school was completely renovated in 2020.

19. Recommendations
 Students can monitor the operation of the lamps in the classroom to
save electricity.
 Classrooms can be ventilated more often.