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GB/T 27698.1-2023Test methods for the performance of heat exchangers and heat exchange elements - Part 1: General requirements (English PDF)

热交换器及传热元件性能测试方法第1部分：通用要求

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Issued by

State Administration for Market Regulation; Standardization Administration of China

Level / Type

National · Recommended

Issue date

May 23, 2023

Implementation date

May 23, 2023

Scope

GB/T 27698.1-2023 is the English-translated version of 热交换器及传热元件性能测试方法第1部分：通用要求.

GB/T 27698.1-2023 is the Chinese standard "Test methods for the performance of heat exchangers and heat exchange elements - Part 1: General requirements".

Its scope clause reads: This document describes a general method for performance testing of heat exchangers and heat transfer elements, including test systems, measuring instruments, measurement methods, data Processing methods and test report requirements: This document is applicable to test fluids which are liquid-liquid, steam-liquid, steam-air liquid-liquid without phase change, vapor-liquid condensation with phase change, Performance test of phase transition between vapor-liquid boiling and evaporation, and phase transition between vapor-gas condensation:. Its clauses include terms and definitions.

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Document preview — GB/T 27698.1-2023

National Standard of the People's Republic of China

ICS: 27.060.30
Classification: J 75
Replacing: GB/T 27698.1-2011, GB/T 27698.8-2011

Issued by: State Administration for Market Regulation; Standardization Administration of China

Preface
Introduction
1 Scope
2 Normative references
3 Terms and Definitions
4 Symbols and units
5 Test method
6 Data processing
7 Test report
Appendix A (Normative) Industrial Calibration of Heat Exchangers
Appendix B (Informative) Calculation of Uncertainty
Appendix C (Informative) Thermophysical Properties of Water, Saturated Water Vapor and Dry Air

1 Scope

This document describes a general method for performance testing of heat exchangers and heat transfer elements, including test systems, measuring instruments, measurement methods, data

Processing methods and test report requirements:

This document is applicable to test fluids which are liquid-liquid, steam-liquid, steam-air liquid-liquid without phase change, vapor-liquid condensation with phase change,

Performance test of phase transition between vapor-liquid boiling and evaporation, and phase transition between vapor-gas condensation:

2 Normative references

The contents of the following documents constitute the essential provisions of this document through normative references in the text: Among them, dated references

For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to this document:

GB/T 151 heat exchanger

GB/T 7724 Electronic Weighing Instrument

GB/T 27418 Evaluation and Expression of Measurement Uncertainty

NB/T 47004:1 Plate heat exchangers Part 1: Removable plate heat exchangers

NB/T 47004:2 Plate heat exchangers Part 2: Welded plate heat exchangers

NB/T 47007 Air-cooled heat exchanger

NB/T 47045 Brazed plate heat exchanger

NB/T 47048 spiral plate heat exchanger

3 Terms and Definitions

GB/T 151, GB/T 27418, NB/T 47004:1, NB/T 47004:2, NB/T 47007, NB/T 47045, NB/T 47048 defined and the following terms and definitions apply to this document:

3:1 heat exchanger heatexchanger

Equipment that transfers heat from a hot fluid to a cold fluid to meet specified process requirements:

3:2 heat transfer element heatexchangeelement

Parts in the heat exchanger that directly participate in heat transfer:

3:3 performance performance

The properties and functions of machinery, equipment, objects, etc:

Note: The performance in this document refers to the heat transfer and flow functional characteristics of heat exchangers and heat transfer elements, as well as the noise characteristics of air-cooled heat exchangers:

GB/T 151 | GB/T 47007 | GB/T 27698.3 | GB/T 47194 | GB/T 27698.4 | […]

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 26 pages — is available in the English PDF.

Referenced standards

Normative references

Cited by

Similar standards

GB/T 27698.2-2023|GB/T 27698.1-2011|GB/T 151-2014|GB/T 27698.3-2011|GB/T 2624.1-2006|GB/T 25219-2010

Editions of GB/T 27698.1

Edition	Title	Revision	Status
GB/T 27698.1-2023	Test methods for the performance of heat exchangers and heat exchange elements - Part 1: General requirements	first revision	Current
GB/T 27698.1-2011	Test method for the performance of heat exchangers and heat exchange elements - Part 1: General requirements	first issue	Superseded

This page sells the current edition, GB/T 27698.1-2023. Earlier editions are listed for reference only.

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