GB 19577-2024 Minimum allowable values of the energy efficiency and energy efficiency grades for heat pumps and water chillers
1 Scope
This document specifies the technical requirements for the minimum allowable values of the energy efficiency and energy efficiency grades for heat pumps and water chillers, describes the corresponding test methods and defines the implementation of this document.
This document is applicable to water chilling (heat pump) packages using the vapor compression cycle, low ambient temperature air source heat pump (water chilling) packages, water-source (ground-source) heat pumps, lithium bromide absorption water chillers (heaters), water-source high temperature heat pumps using the vapor compression cycle, indirect evaporative cooling water chillers and integrated water chilling (heat pump) packages.
2 Normative references
The following documents contain provisions which, through reference in this text, constitute provisions of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 10870 The methods of performance test for water chilling (heat pump) packages using the vapor compression cycle
GB/T 18362 Direct-fired lithium bromide absorption water chiller (heater)
GB/T 18430.1 Water chilling (heat pump) packages using the vapor compression cycle - Part 1: Water chilling (heat pump) packages for industrial & commercial and similar application
GB/T 18430.2 Water chilling (heat pump) packages using the vapor compression cycle - Part 2: Water chilling (heat pump) packages for household and similar application
GB/T 18431 Steam and hot water type lithium bromide absorption water chiller
GB/T 25127.1 Low ambient temperature air source heat pump (water chilling) packages - Part 1: Heat pump (water chilling) packages for industrial & commercial and similar application
GB/T 25127.2 Low ambient temperature air source heat pump (water chilling) packages - Part 2: Heat pump (water chilling) packages for household and similar application
GB/T 25861 Water-source high temperature heat pumps using the vapor compression cycle
JB/T 12839 Integrated water chilling (heat pump) package
JB/T 12840 Air source heat pump high temperature hot air & hot water unit
JB/T 14640 Compound indirect evaporative cooling water chiller for computer and data processing room
JB/T 14642 High-leaving water temperature chiller based on dew point indirect evaporative cooling
3 Terms and definitions
For the purposes of this document, the terms and definitions given in GB/T 18430.1, GB/T 18430.2, GB/T 18362, GB/T 18431, GB/T 10870, GB/T 19409, GB/T 25127.1, GB/T 25127.2, GB/T 25861, JB/T 14640, JB/T 14642, JB/T 12839 and the following apply.
3.1
minimum allowable values of energy efficiency for water chilling (heat pump) packages using the vapor compression
minimum allowable values of coefficient of performance (COPc), integrated part load value (IPLV), annual cooling coefficient of performance (ACCOP) and/or cooling seasonal performance factor (CSPF) for water chilling (heat pump) packages using the vapor compression under specified standard working conditions
Note: For water-cooled comfort packages and evaporative cooling comfort packages, IPLV and COPc are assessed; for air-cooled comfort packages, CSPF and COPc are assessed; for data center-specific packages, ACCOP is assessed.
3.2
minimum allowable values of energy efficiency for low ambient temperature air source heat pump (water chilling) packages
minimum allowable values of nominal coefficient of performance for heating (COPh), coefficient of performance for heating at low temperature (COPdh), heating seasonal performance factor (HSPF) and/or annual performance factor (APF) for low ambient temperature air source heat pump (water chilling) packages under specified standard working conditions
Note: For fan coil packages, annual performance factor (APF) is assessed for seasonal performance factor; for underfloor heating and radiator packages, heating seasonal performance factor (HSPF) is assessed for seasonal performance factor.
3.3
minimum allowable values of energy efficiency for water-source (ground-source) heat pumps
minimum allowable value of annual coefficient of performance (ACOP) or coefficient of performance (COP) for heating for water-source (ground-source) heat pumps under specified standard working conditions
Note: For heat-pump packages, annual coefficient of performance (ACOP) is assessed; for heat packages, coefficient of performance (COP) for heating is assessed.
3.4
minimum allowable values of energy efficiency for lithium bromide absorption water chillers (heaters)
minimum allowable value of coefficient of performance (COP) or maximum value of consumption of heat source per unit cooling capacity for lithium bromide absorption water chillers (heaters) under specified standard working conditions
Note: For steam packages, consumption of heat source per unit cooling capacity is assessed; for direct-fired packages, coefficient of performance (COP) is assessed.
3.5
minimum allowable values of energy efficiency for water-source high temperature heat pumps using the vapor compression cycle
minimum allowable value of coefficient of performance for heating for water-source high temperature heat pumps using the vapor compression cycle under specified standard working conditions
Note: For water-source high temperature heat pumps, coefficient of performance for heating (COPH) is assessed; for heat pump high temperature hot water chillers using circulating water supply, coefficient of performance for heating (COP) is assessed.
3.6
minimum allowable values of energy efficiency for indirect evaporative cooling water chillers
minimum allowable value of annual energy efficiency ratio (AEER) or energy efficiency ratio (EER) for indirect evaporative cooling water chillers under specified standard working conditions
Contents 1 Scope 2 Normative references 3 Terms and definitions 4 Energy efficiency grades 5 Technical requirements 6 Test and calculation method 7 Document implementation Annex A (Normative) Test and calculation method for cooling seasonal performance factor of air-cooled comfort water chiller (CC≤50kW)
GB 19577-2024 Minimum allowable values of the energy efficiency and energy efficiency grades for heat pumps and water chillers
1 Scope
This document specifies the technical requirements for the minimum allowable values of the energy efficiency and energy efficiency grades for heat pumps and water chillers, describes the corresponding test methods and defines the implementation of this document.
This document is applicable to water chilling (heat pump) packages using the vapor compression cycle, low ambient temperature air source heat pump (water chilling) packages, water-source (ground-source) heat pumps, lithium bromide absorption water chillers (heaters), water-source high temperature heat pumps using the vapor compression cycle, indirect evaporative cooling water chillers and integrated water chilling (heat pump) packages.
2 Normative references
The following documents contain provisions which, through reference in this text, constitute provisions of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 10870 The methods of performance test for water chilling (heat pump) packages using the vapor compression cycle
GB/T 18362 Direct-fired lithium bromide absorption water chiller (heater)
GB/T 18430.1 Water chilling (heat pump) packages using the vapor compression cycle - Part 1: Water chilling (heat pump) packages for industrial & commercial and similar application
GB/T 18430.2 Water chilling (heat pump) packages using the vapor compression cycle - Part 2: Water chilling (heat pump) packages for household and similar application
GB/T 18431 Steam and hot water type lithium bromide absorption water chiller
GB/T 19409 Water-source (ground-source) heat pumps
GB/T 25127.1 Low ambient temperature air source heat pump (water chilling) packages - Part 1: Heat pump (water chilling) packages for industrial & commercial and similar application
GB/T 25127.2 Low ambient temperature air source heat pump (water chilling) packages - Part 2: Heat pump (water chilling) packages for household and similar application
GB/T 25861 Water-source high temperature heat pumps using the vapor compression cycle
JB/T 12839 Integrated water chilling (heat pump) package
JB/T 12840 Air source heat pump high temperature hot air & hot water unit
JB/T 14640 Compound indirect evaporative cooling water chiller for computer and data processing room
JB/T 14642 High-leaving water temperature chiller based on dew point indirect evaporative cooling
3 Terms and definitions
For the purposes of this document, the terms and definitions given in GB/T 18430.1, GB/T 18430.2, GB/T 18362, GB/T 18431, GB/T 10870, GB/T 19409, GB/T 25127.1, GB/T 25127.2, GB/T 25861, JB/T 14640, JB/T 14642, JB/T 12839 and the following apply.
3.1
minimum allowable values of energy efficiency for water chilling (heat pump) packages using the vapor compression
minimum allowable values of coefficient of performance (COPc), integrated part load value (IPLV), annual cooling coefficient of performance (ACCOP) and/or cooling seasonal performance factor (CSPF) for water chilling (heat pump) packages using the vapor compression under specified standard working conditions
Note: For water-cooled comfort packages and evaporative cooling comfort packages, IPLV and COPc are assessed; for air-cooled comfort packages, CSPF and COPc are assessed; for data center-specific packages, ACCOP is assessed.
3.2
minimum allowable values of energy efficiency for low ambient temperature air source heat pump (water chilling) packages
minimum allowable values of nominal coefficient of performance for heating (COPh), coefficient of performance for heating at low temperature (COPdh), heating seasonal performance factor (HSPF) and/or annual performance factor (APF) for low ambient temperature air source heat pump (water chilling) packages under specified standard working conditions
Note: For fan coil packages, annual performance factor (APF) is assessed for seasonal performance factor; for underfloor heating and radiator packages, heating seasonal performance factor (HSPF) is assessed for seasonal performance factor.
3.3
minimum allowable values of energy efficiency for water-source (ground-source) heat pumps
minimum allowable value of annual coefficient of performance (ACOP) or coefficient of performance (COP) for heating for water-source (ground-source) heat pumps under specified standard working conditions
Note: For heat-pump packages, annual coefficient of performance (ACOP) is assessed; for heat packages, coefficient of performance (COP) for heating is assessed.
3.4
minimum allowable values of energy efficiency for lithium bromide absorption water chillers (heaters)
minimum allowable value of coefficient of performance (COP) or maximum value of consumption of heat source per unit cooling capacity for lithium bromide absorption water chillers (heaters) under specified standard working conditions
Note: For steam packages, consumption of heat source per unit cooling capacity is assessed; for direct-fired packages, coefficient of performance (COP) is assessed.
3.5
minimum allowable values of energy efficiency for water-source high temperature heat pumps using the vapor compression cycle
minimum allowable value of coefficient of performance for heating for water-source high temperature heat pumps using the vapor compression cycle under specified standard working conditions
Note: For water-source high temperature heat pumps, coefficient of performance for heating (COPH) is assessed; for heat pump high temperature hot water chillers using circulating water supply, coefficient of performance for heating (COP) is assessed.
3.6
minimum allowable values of energy efficiency for indirect evaporative cooling water chillers
minimum allowable value of annual energy efficiency ratio (AEER) or energy efficiency ratio (EER) for indirect evaporative cooling water chillers under specified standard working conditions
Contents of GB 19577-2024
Contents
1 Scope
2 Normative references
3 Terms and definitions
4 Energy efficiency grades
5 Technical requirements
6 Test and calculation method
7 Document implementation
Annex A (Normative) Test and calculation method for cooling seasonal performance factor of air-cooled comfort water chiller (CC≤50kW)
