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Function & performance

Installation example

Wood-/ Pelletstove and Gas-/Oil boilers are mounted in series connection.

 Beispiel zur Installation

Wood comsumption and savings potential of fossile fuels:

 

Explanation:
A wood stove with boiler function with a performance of 9 kW and 80% efficiency is operated for several hours a day. For the other hours, an additional heat source is needed from an oil-/gas heating boiler (low temperature boiler, 93% efficiency)

 

Daily heating time with 9 kW performance Wood consumption per year (225 days) Savings heating oil Saving natural gas
hours Cubic metre beech Liter
1 1,2 215 208
2 2,4 429 417
3 3,6 644 625
4 4,8 859 834
5 6 1073 1042
6 7,2 1288 1251
7 8,4 1502 1459
8 9,6 1717 1667
9 10,8 1932 1876
10 12 2146 2084
11 13,2 2361 2293
12 14,4 2576 2501
13 15,6 2790 2710
14 16,8 3005 2918
15 18 3219 3127
16 19,2 3434 3335
17 20,4 3649 3543
18 21,6 3863 3752