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GB/T 35972-2018Energy-saving commissioning method of heating and air conditioning system (English PDF)

供暖与空调系统节能调试方法

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

February 6, 2018

Implementation date

September 1, 2018

Scope

GB/T 35972-2018 is the English-translated version of 供暖与空调系统节能调试方法.

GB/T 35972-2018 sets out how the heating and air-conditioning systems of civil buildings are commissioned for energy saving, that is tested, adjusted and balanced so that equipment and systems run efficiently.

It covers the general requirements for commissioning conditions, personnel and instruments, and the commissioning methods for heating systems by quality adjustment, heating automatic controls, variable flow air-conditioning water systems with primary and secondary pumps, VAV air-conditioning, energy recovery, air-conditioning automatic controls, air and water balancing and energy monitoring systems.

It defines terms such as the proportional method and quality adjustment, and ends with the data check and on-site inspection, with an informative outline of the commissioning programme. It was issued on 6 February 2018 and has applied since 1 September 2018.

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Document preview — GB/T 35972-2018

National Standard of the People's Republic of China

ICS: 91.140.01
Classification: P 31

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Preface
1 Scope
2 Normative references
3 Terms and Definitions
4 General requirements
4.1 debugging conditions
4.2 Debugger
4.3 Commissioning Instrument
5 debugging technology method
5.1 Heating system quality adjustment and debugging
5.2 Heating Automatic Control System Commissioning
5.3 Adjustment of variable flow system for air-conditioning and first- and second-stage pump
5.4 VAV air conditioning system commissioning
5.5 Commissioning of Air Conditioning Energy Recovery System
5.6 Commissioning of Air Conditioner Automatic Control System
5.7 Balance Commissioning of Wind and Water Systems
5.8 Energy Monitoring System Commissioning
6 Inspection
6.1 Data Check
6.2 On-site inspection
Appendix A (Informative) Commissioning Program Outline

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009.

1 Scope

This standard specifies the general requirements for the energy-saving commissioning of heating and air-conditioning systems, commissioning techniques and inspections.

This standard applies to energy-saving commissioning of heating systems and air conditioning systems in civil buildings.

2 Normative references

The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this document. For undated references, the latest version (including all amendments) applies to this document.

GB 50242 Code for Acceptance of Construction Water Supply, Drainage and Heating Engineering Construction Quality

GB 50243 Code for Acceptance of Construction Quality for Ventilation and Air Conditioning Engineering

GB 50303 Code for Acceptance of Construction Electrical Engineering Quality

GB 50411 Code for Acceptance of Construction Quality of Building Energy Conservation Projects

GB 50738 Code for Construction of Ventilation and Air Conditioning Engineering

JGJ/T 132 Energy Efficiency Testing Standard for Residential Buildings

JGJ/T 177 Energy Efficiency Testing Standard for Public Buildings

3 Terms and Definitions

The following terms and definitions apply to this document.

3.1 Energy-saving commissioning

Through the testing, adjustment and balance of equipment and systems, equipment and systems can achieve energy-efficient operation.

3.2 Proportional method

By changing the opening degree of the regulating valve, the method of adjusting the flow rate of the circuit terminal by the same ratio is changed.

3.3 Quality adjustment

At the same time, the system's flow rate and supply and return water temperature are adjusted so that the equipment and system can reach the optimal operating conditions.

3.4 Energy monitoring system

Real-time data collection of building energy consumption, sub-item measurement, operating parameters, etc., with energy monitoring, data processing, control and other functions The collective name of software and hardware systems.

4 General requirements

4.1 Debugging conditions

4.1.1 The equipment and system are installed.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 17 pages — is available in the English PDF.

Referenced standards

Normative references

GB 50303

Similar standards

GB/T 45581-2025|GB/T 46392-2025|GB/T 45158-2024|GB/T 42407-2023|GB/T 39434-2020|GB/T 16803-2018

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