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GB/T 30261-2013: Evaluation methods for exergy efficiency of plate heat exchangers of refrigeration and air-conditioning systems
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 30261-2013 | English | 209 |
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Evaluation methods for exergy efficiency of plate heat exchangers of refrigeration and air-conditioning systems
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GB/T 30261-2013
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PDF similar to GB/T 30261-2013
Standard similar to GB/T 30261-2013 GB 30253 GB 30254 GB 30526 GB 30251 Basic data | Standard ID | GB/T 30261-2013 (GB/T30261-2013) | | Description (Translated English) | Evaluation methods for exergy efficiency of plate heat exchangers of refrigeration and air-conditioning systems | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | F01 | | Classification of International Standard | 27.010 | | Word Count Estimation | 9,926 | | Quoted Standard | GB/T 7725-2004; GB/T 10870-2001; GB/T 25129-2010; JB/T 8701; JB/T 10379 | | Regulation (derived from) | National Standards Bulletin No. 26 of 2013 | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This standard specifies: refrigeration and air conditioning Exergy efficiency plate heat exchanger evaluation, test methods and requirements, labeling. This standard applies to: the design pressure of not more than 5. OMPa- plate heat exchanger, refrigera | GB/T 30261-2013: Evaluation methods for exergy efficiency of plate heat exchangers of refrigeration and air-conditioning systems
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Evaluation methods for exergy efficiency of plate heat exchangers of refrigeration and air-conditioning systems
ICS 27.010
F01
National Standards of People's Republic of China
Refrigeration and air conditioning efficiency plate heat exchanger
Evaluation Method
Issued on. 2013-12-18
2014-07-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Table of Contents
Introduction Ⅲ
1 Scope 1
2 Normative references 1
3 Terms and definitions
4 Evaluation 1
5 2 Test methods and requirements
6 Callout 3
Appendix A (normative) Efficiency Measurement and Calculation 4
Foreword
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
This standard was proposed by the National Development and Reform Commission Environment and Resources Comprehensive Utilization Department.
This standard by the national infrastructure and management of Standardization Technical Committee and Information Branch of energy saving technologies (SAC/TC20/SC8) and the National
Boiler and Pressure Vessel Standardization Technical Committee (SAC/TC262) centralized.
This standard drafting units. China National Institute of Standardization, Tsinghua University, Beijing University of Technology, SWEP Suzhou Science and Technology Co., Ltd., Yangjiang Bao
Marley Automobile Air Conditioning Equipment Co., Intel heat transfer equipment (Zhejiang) Co., Ltd., Ningbo Harley exchanger Equipment Co., Ltd. Zhuhai Gree
Electric Co., Ltd., Beijing Olympic Taihua Refrigeration Equipment Co., Ltd.
The main drafters of this standard. Li Yan, Cheng Jianhong, Jun-Ming Li, Li Hongqi, Mr. Chen Yong, Liu Wei, Huang Linfeng, Li Zhihua, Zhuohong Jiang, Hu Mingxia,
Bo, Chen Li.
Refrigeration and air conditioning efficiency plate heat exchanger
Evaluation Method
1 Scope
This standard specifies the refrigeration and air conditioning evaluation plate heat exchanger efficiency, test methods and requirements, labeling and so on.
This standard applies to the design pressure of not more than 5.0MPa of air conditioning refrigeration plate heat exchanger (hereinafter referred to as heat).
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 7725-2004 room air conditioner
GB/T 10870-2001 displacement and centrifugal water (heat pump) performance test methods
GB/T 25129-2010 cooling air cooler
JB/T 8701 refrigeration plate heat exchanger
JB/T 10379 heat exchanger thermal performance and flow resistance characteristics common measurement method
3 Terms and Definitions
JB/T 8701 defined by the following terms and definitions apply to this document.
3.1
Heat transfer heattransfercapacity
Heat exchanger in the test conditions specified operating time per unit time to give fluid or the heat released in the heat exchanger.
3.2
Flow pressure drop pressuredrop
Heat exchanger in the test conditions specified operating time, one side of the fluid flow through the pressure loss of the heat exchanger.
3.3
Efficiency exergyefficiency
Effective heat input and output sides of the fluid ratio.
4 Evaluation
Heat exchange efficiency of the heat exchanger using efficiency evaluation. A heat exchanger efficiency predetermined manner in accordance with the formula (1) and section 5 and Appendix
Measurement and Calculation.
η =
ΔEout
-ΔEin ×
100% = qm, outqm, in
· (Hout, 2-hout, 1) -T0 (sout, 2-sout, 1) (hin, 1-hin, 2) -T0 (sin, 1-sin, 2) ×
100% (1)
Where.
ΔEin, ΔEout --- are the input and output side of the fluid side of the fluid changes in joules (J);
qm, in, qm, out --- respectively mass flow input side and the output side of the fluid flow, in kilograms per second (kg/s);
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