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GB/T 29030-2012: Positive displacement CO2 refrigerant compressor (unit)
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 29030-2012 | English | 399 |
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Positive displacement CO2 refrigerant compressor (unit)
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GB/T 29030-2012
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Basic data | Standard ID | GB/T 29030-2012 (GB/T29030-2012) | | Description (Translated English) | Positive displacement CO2 refrigerant compressor (unit) | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | J73 | | Classification of International Standard | 27.200 | | Word Count Estimation | 17,136 | | Quoted Standard | GB/T 2624.1; GB/T 2624.2; GB/T 2624.3; GB/T 2624.4; GB/T 5773-2004; JB/T 7249 | | Regulation (derived from) | National Standards Bulletin No. 41 of 2012 | | 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 the displacement CO2 refrigeration compressor (group) in the name of working conditions, performance tolerance, testing and test methods and requirements, this standard also specifies the input power, cooling coefficient, volumetri | GB/T 29030-2012: Positive displacement CO2 refrigerant compressor (unit)---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Positive displacement CO2 refrigerant compressor (unit)
ICS 27.200
J73
National Standards of People's Republic of China
Volumetric CO2 refrigeration compressor (group)
Issued on. 2012-12-31
2013-10-01 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 nominal condition 1
5 Performance tolerance 2
Test provisions 3 6
7 Test methods 7
8 input power calculation 9
9 refrigeration coefficient calculation 10
10 10 Calculation of volumetric efficiency
11 isentropic efficiency calculation 10
Deviation between 12 X and Y method test method 11
13 Symbols and Definitions 11
Symbols and Definitions Appendix A (informative) used in the formula 12
Foreword
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
The standard proposed by China Machinery Industry Federation.
This standard by the national refrigeration and air conditioning equipment Standardization Technical Committee (SAC/TC238) centralized.
This standard is drafted by. Hefei General Machinery Research Institute, Hefei General Environmental Control Technology Co., Ltd., Hefei Swan Refrigeration
Technology Co., Ltd., Yantai Moon Co., Ltd., Jiangsu Snow Electric Co., Ltd., Zhejiang, Guangdong Electric Co., Ltd., Guangdong Meizhi Refrigeration
Equipment Co., Ltd.
Participated in the drafting of this standard. Zhuhai Gree Electric Appliance Co., Ltd., Shanghai Han Zhong Seiki Co., Ltd., Daikin Air Conditioning (Shanghai)
Ltd., Johnson Controls Building Equipment Technology (Wuxi) Co., Ltd., Shanghai Mitsubishi air conditioning on the motor · Electrical Co., Ltd. Mitsubishi, Bitzer system
Cooling Technology (China) Co., Ltd., Shanghai Carrier Air Conditioning Equipment Co., Ltd. Zhejiang Chunhui air-conditioning compressor, Suzhou IAC special refrigeration
Equipment Technology Co., Ltd., Suzhou Su net Anfa Air Conditioning Co., Ltd. Wenzhou will be the source energy-saving technology.
The main drafters. Zhang Xiuping, Zhang Sheng, Zhong Yu, Ru gold, gold from Zhuo, in Zhiqiang, paint Pengcheng, Taoyu Peng, Chen Zhenhua, Xu Jia,
Deng Zhuang Shijian Chun, Hu Xianghua, Tongxing Sheng, Liu Haifeng, Tangcheng Zhong, Wang Hongming, Chen Yimin, especially the military, and Shao Yong.
Volumetric CO2 refrigeration compressor (group)
1 Scope
This standard specifies the displacement CO2 refrigeration compressor (group) in the name of working conditions, performance tolerances and test requirements and test methods, this standard
Also it provides input power, cooling coefficient, volumetric efficiency, isentropic efficiency calculation. Conditions and test methods described in volunteers for measuring
Capacity of the compressor, power, volumetric efficiency, the isentropic efficiency and coefficient of performance.
This standard applies to CO2 displacement refrigerant compressors (hereinafter referred to as "compressor") and volumetric CO2 refrigeration compressor (hereinafter
Referred to as "unit").
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 2624.1 with the differential pressure measuring device mounted to round pipe full pipe fluid flow - Part 1. General principles and
Claim
GB/T 2624.2 with the differential pressure measuring device mounted to round pipe full pipe fluid flow - Part 2. Orifice
GB/T 2624.3 with the differential pressure measuring device mounted to round pipe full pipe fluid flow Part 3. Nozzles and Venturi
Nozzle
GB/T 2624.4 with the differential pressure measuring device mounted to round pipe full pipe fluid flow - Part 4. Venturi tubes
GB/T 5773-2004 Volume refrigeration compressor performance test methods
JB/T 7249 term refrigeration equipment
3 Terms and Definitions
JB/T 7249 and GB/T 5773 defined by the following terms and definitions apply to this document.
3.1
Volumetric CO2 refrigerant compressors positivedisplacementCO2refrigerantcompressor
By compressing the CO2 refrigerant to achieve cooling and heating function of displacement compressors.
3.2
Volumetric CO2 refrigeration compressor positivedisplacementCO2refrigerantcompressorunit
Assembled together by a CO2 refrigeration compressor displacement, prime mover or other accessories (such as oil pump, oil cooler, oil separator, etc.) for
CO2 refrigerant compressor unit.
3.3
Cooling capacity refrigeratingcapacity
Refrigerant gas from the refrigerant mass flow through compressor test measured by multiplying the specific enthalpy of the compressor suction pressure relative to the exhaust port
Corresponding to the saturation temperature of the liquid specific enthalpy (subcritical cycle) or specific enthalpy (transcritical cycle) the difference between the refrigerant before expansion.
4 Nominal Conditions
Compressor (group) in the name of working conditions in accordance with Table 1.
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