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Energy Informatics

Table 1 Sample characteristics

From: Identification and classification of heat pump problems in the field and their implication for a user-centric problem recognition

Characteristic

Attribute

N

%

Building type

Single-family houses

207

91%

Apartment house

21

9%

Heat pump type

Air source

123

54%

Ground source

105

46%

 

Mean

SD

Residents in building

3.1

1.7

Heated space area in m2

243 m2

132 m2

Heat pump capacity in kW

12.8 kW

5.3 kW

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