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Meisterprüfung Hafner Practice Questions - Meisterprüfung Hafner (Austria) Exam

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A customer requests a custom masonry tiled stove (Kachelgrundofen) with a nominal heat output P_n = 3.2 kW and a nominal heat storage duration (Speicherzeit) t_n = 12 h. Assuming standard dry beech wood (H_u = 4.0 kWh/kg) and the mandatory minimum efficiency η = 80% (0.80) per ÖNORM EN 15544, what fuel charge mass (Holzauflagemenge B) must be dimensioned?
Correct Answer:
12.0 kg

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