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BS EN 15316-4-8:2017 - TC Tracked Changes. Energy performance of buildings. Method for calculation of system energy requirements and system efficiencies - Space heating generation systems, air heating and overhead radiant heating systems, including stoves, 2020
- 30309958_New.pdf [Go to Page]
- National foreword
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Symbols and subscripts [Go to Page]
- 4.1 Symbols
- 4.2 Subscripts
- 5 Description of the methods [Go to Page]
- 5.1 Output of the method
- 5.2 Alternative methods
- 5.3 Connection with building needs and zoning
- 5.4 Application data
- 5.5 Using net and gross calorific values
- 6 On/off heaters [Go to Page]
- 6.1 Output data
- 6.2 Calculation intervals
- 6.3 Input data [Go to Page]
- 6.3.1 Product data [Go to Page]
- 6.3.1.1 Product description data (qualitative)
- 6.3.1.2 Product technical data
- 6.3.2 System design data [Go to Page]
- 6.3.2.1 Process design data
- 6.3.2.2 Process control data
- 6.3.3 Operating conditions
- 6.3.4 Constants and physical data
- 6.4 Calculation procedure [Go to Page]
- 6.4.1 Applicable calculation interval
- 6.4.2 Time with burner ON and OFF
- 6.4.3 Loss factors calculation [Go to Page]
- 6.4.3.1 Burner ON losses αlrh,ON
- 6.4.3.2 Burner OFF losses αlrh,OFF
- 6.4.3.3 Losses through the chimney with burner on
- 6.4.3.4 Induced ventilation heat losses αlrh,vent,ON and αlrh,vent,OFF
- 6.4.3.5 Corrected envelope losses αlrh,env,corr
- 6.4.3.6 Heat recovery from condensation αlrh,cond
- 6.4.4 Recovered auxiliary energy [Go to Page]
- 6.4.4.1 Auxiliary energy related to time with burner on
- 6.4.4.2 Auxiliary energy of additional devices (after the burner)
- 6.4.4.3 Auxiliary energy during stand-by
- 6.4.5 Energy calculation [Go to Page]
- 6.4.5.1 Maximum energy output
- 6.4.5.2 Actual energy output
- 6.4.5.3 Actual load factor calculation
- 6.4.5.4 Output data calculation
- 7 High-low and modulating heaters [Go to Page]
- 7.1 Output data
- 7.2 Calculation intervals
- 7.3 Input data [Go to Page]
- 7.3.1 Product data [Go to Page]
- 7.3.1.1 Product description data (qualitative)
- 7.3.1.2 Product technical data
- 7.3.2 System design data
- 7.3.3 Operating conditions
- 7.3.4 Constants and physical data
- 7.4 Calculation procedure [Go to Page]
- 7.4.1 Applicable calculation interval
- 7.4.2 Operating conditions calculation
- 7.4.3 Time with burner ON and OFF [Go to Page]
- 7.4.3.1 Operating mode
- 7.4.3.2 Time with burner ON and OFF in ON-OFF mode
- 7.4.3.3 Time with burner ON and OFF in modulating mode
- 7.4.4 Loss factors calculation [Go to Page]
- 7.4.4.1 Burner ON losses at maximum power αlrh,ON;Pn
- 7.4.4.2 Burner ON losses at minimum power αlrh,ON,Pmin
- 7.4.4.3 Burner OFF losses at minimum power, αlrh,OFF;Pmin
- 7.4.4.4 Losses through the chimney with burner ON at maximum power
- 7.4.4.5 Losses through the chimney with burner on at minimum power
- 7.4.4.6 Induced ventilation heat losses αlrh,vent,ON and αlrh,vent,OFF
- 7.4.4.7 Corrected envelope losses αlrh,env,corr
- 7.4.4.8 Heat recovery from condensation at full load αlrh,cond
- 7.4.4.9 Heat recovery from condensation at minimum load αlrh,cond
- 7.4.5 Auxiliary energy at minimum power [Go to Page]
- 7.4.5.1 Auxiliary energy related to time with burner on at minimum power
- 7.4.5.2 Auxiliary energy of additional devices (after the burner) at minimum power
- 7.4.5.3 Auxiliary energy during stand-by
- 7.4.6 Energy calculation [Go to Page]
- 7.4.6.1 Maximum energy output
- 7.4.6.2 Required energy output
- 7.4.6.3 On/off mode calculation
- 7.4.6.4 Modulating mode calculation
- 8 Stoves and local heaters [Go to Page]
- 8.1 General
- 8.2 Stoves and local heaters without connection to a water based heating system [Go to Page]
- 8.2.1 Output data
- 8.2.2 Input data [Go to Page]
- 8.2.2.1 Full load thermal input Фlrh,cmb,Pn
- 8.2.2.2 Losses through the chimney with burner ON
- 8.2.2.3 Losses through the generator envelope αlrh;env
- 8.2.3 Special cases
- 8.2.4 Data input for solid fuel local heaters included in Lot 20 of Ecodesign regulation
- 8.3 Stoves and local heaters with a connection to a water based heating system [Go to Page]
- 8.3.1 General
- 8.3.2 Output data
- 8.3.3 Specific input data
- 8.3.4 Calculation procedure
- 8.3.5 Specific output data calculation
- 8.3.6 Stoves and local heaters with automatic feed control
- 9 Quality control [Go to Page]
- 9.1 On/off heaters, local heaters and stoves
- 9.2 Modulating and high-low heaters, local heaters and stoves
- 9.3 Stoves with connection to a water system
- Annex A (normative)Template for choices, input data and references [Go to Page]
- A.1 Introduction
- A.2 References
- A.3 Product data [Go to Page]
- A.3.1 Product description data [Go to Page]
- A.3.1.1 Heater type
- A.3.1.2 Type of energy use (services)
- A.3.1.3 Heater fuel
- A.3.1.4 Type of power control
- A.3.1.5 Condensing heater
- A.3.1.6 Pilot flame ignition
- A.3.1.7 Ventilation requirement
- A.3.1.8 Connection to a water based heating system
- A.3.2 Product technical data
- A.4 System design data
- A.5 Method selection criteria
- Annex B (informative)Default choices, input data and references [Go to Page]
- B.1 Introduction
- B.2 References
- B.3 Product data [Go to Page]
- B.3.1 Product description data [Go to Page]
- B.3.1.1 Heater type
- B.3.1.2 Type of energy use (services)
- B.3.1.3 Heater fuel
- B.3.1.4 Type of power control
- B.3.1.5 Condensing heater
- B.3.1.6 Pilot flame ignition
- B.3.1.7 Ventilation requirement
- B.3.1.8 Connection to a water based heating system
- B.3.2 Product technical data
- B.4 System design data
- B.5 Method selection criteria
- Annex C (informative)Equivalence between the data specification according to draft Ecodesign regulation on solid fuel local heaters and the required product data input for this module [Go to Page]