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Table 6 Constraint and guide values for the heating energy consumption indexes of buildings (source: Standard for Energy Consumption of Building (GB/T51161-2016))

From: Research on technology clusters and the energy efficiency of energy-saving retrofits of existing office buildings in different climatic regions

Province

City

Heating energy consumption index of building [Nm3/(m2 a)]

Constraint value

Guide value

Regional central heating

Residential quarter central heating

Single-building household heating

Regional central heating

Residential quarter central heating

Single-building household heating

Shaanxi

Xi’an (natural gas)

7.4

8.2

7.1

3.1

4.2

3.8

Shaanxi

Xi’an (coal)

6.3

11.1

/

3.0

5.6

/

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Energy, Sustainability and Society

ISSN: 2192-0567

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