Search result: GB/T 3606-2025 (GB/T 3606-2001 Older version)
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| Standard ID | GB/T 3606-2025 (GB/T3606-2025) | | Description (Translated English) | Domestic biogas stove | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | Y68 | | Classification of International Standard | 97.040 | | Word Count Estimation | 26,281 | | Date of Issue | 2025-01-24 | | Date of Implementation | 2025-08-01 | | Administrative Organization | National Technical Committee for Standardization of Biogas (SAC/TC 515) | | Issuing agency(ies) | State Administration for Market Regulation, National Standardization Administration |
GB/T 3606-2025.Household biogas stoves
ICS 97.040
CCSY68
National Standard of the People's Republic of China
Replace GB/T 3606-2001
Household biogas stove
Released on 2025-01-24
2025-08-01 Implementation
State Administration for Market Regulation
The National Standardization Administration issued
Table of Contents
Preface III
1 Range 1
2 Normative references 1
3 Terms and Definitions 1
4 Product Categories 2
4.1 Types of stoves 2
4.2 Model compilation method 2
5 Technical Requirements 3
5.1 Basic design parameters and requirements 3
5.2 Performance requirements 3
5.3 Structural requirements 5
5.4 Material requirements 6
6 Test methods 7
6.1 Laboratory conditions 7
6.2 Experimental biogas 7
6.3 Test instruments 7
6.4 Test equipment 8
6.5 Cooking Appliance Test Status 8
6.6 Air tightness test 9
6.7 Heat load test 9
6.8 Combustion condition test 10
6.9 Temperature rise test 13
6.10 Electric ignition device test 14
6.11 Thermal efficiency test 14
6.12 Durability test 15
6.13 Vibration test 15
6.14 Drop test 16
6.15 Packaging pressure test 16
6.16 Structural test 16
6.17 Material testing 16
7 Logo, packaging 16
7.1 Sign 16
7.2 Packaging 17
7.3 Installation Instructions 17
Appendix A (Informative) Provisions on the content of nitrogen oxides [NOx (α=1)] in the flue gas of household biogas stoves 18
A.1 Nitrogen oxide emissions from household biogas stove combustion flue gas 18
A.2 Test instruments 18
A.3 Test conditions 18
A.4 Test status 18
A.5 Test method 18
Appendix B (Informative) Embedded stove installation hole dimensions 19
Preface
This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting rules for standardization documents"
Drafting.
This document replaces GB/T 3606-2001 "Household Biogas Cookers". Compared with GB/T 3606-2001, except for structural adjustments and editorial changes,
In addition to the above, the main technical changes are as follows.
--- Added household biogas stoves, embedded biogas stoves, benchmark status, low calorific value Wobac number, rated heat load (rated heat flow), actual measurement
Heat load (measured heat flow), biogas supply pressure, rated biogas supply pressure, burner, main burner, small fire burner
Terms and definitions (see Chapter 3);
--- Added stove types (see 4.1);
--- Changed the method of compiling stove models (see 4.2, 3.1 of the.2001 edition);
--- Changed the basic design parameters and requirements (see 5.1, 3.3.1 of the.2001 edition);
--- Changed the requirements for the measured heat load conversion of two-burner stoves (see 5.2.2, 3.3.2 of the.2001 edition);
--- Deleted the appearance requirements (see 4.1 of the.2001 edition);
--- Added flameout protection devices for stoves used for centralized biogas supply and air tightness requirements for automatic control valves (see
5.1.4,5.2.1);
--- Added quality requirements for biogas sources (see 5.1.5);
--- Changed the requirements for combustion conditions (see 5.2.3, 4.4 of the.2001 edition);
--- Changed the technical requirements and test methods for the maximum normal temperature rise (see 5.2.4, 6.9, 4.9, 5.7.10 of the.2001 edition);
--- Changed the technical requirements for electric ignition devices (see 5.2.5, 4.8 of the.2001 edition);
--- Changed the technical requirements for thermal efficiency (see 5.2.6, 4.5 of the.2001 edition);
--- Changed the durability requirements (see 5.2.7, 4.11 of the.2001 edition);
--- Added technical requirements and test methods for drop resistance and packaging pressure resistance (see 5.2.9, 5.2.10);
--- Changed the structural requirements (see 5.3, 4.12 of the.2001 edition);
--- Material requirements for cooking appliances are changed to material performance requirements (see 5.4, 4.13 of the.2001 edition);
--- Changed the room temperature requirements in the test room conditions (see 6.1.1, 5.1 of the.2001 edition);
--- Changed the wind speed requirements in the test room conditions (see 6.1.2, 5.1 of the.2001 edition);
--- Added the distance requirements between stoves and walls and other obstructions in the stove test (see 6.5);
--- The test method for thermal efficiency has been changed (see 6.11, 5.7.6 of the.2001 edition);
--- Added the calculation formula of measured heat load and the calculation formula of measured converted heat load (see 6.7);
--- Changed the calculation formula and test method for the percentage concentration of CO in dry flue gas (see 6.8.2, 5.7.7 of the.2001 edition);
--- Added the geometric parameters, quality parameters and surface color parameter requirements of the pot used in the biogas stove test, specific requirements for the test pot and heating
Water volume (see Table 8);
--- Deleted sampling and inspection (see Chapter 6 of the.2001 edition);
--- Changed the technical requirements for marking and packaging (see 7.1, 7.2,.2001 edition 7.1, 7.2);
--- Deleted transportation and storage (see 7.3 and 7.4 of the.2001 edition).
Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents.
This document was proposed by the Ministry of Agriculture and Rural Affairs of the People's Republic of China.
This document is under the jurisdiction of the National Biogas Standardization Technical Committee (SAC/TC515).
This document was drafted by. Chengdu Biogas Research Institute of the Ministry of Agriculture and Rural Affairs, Sichuan Zhongzhao Bioenergy Testing Co., Ltd., Agricultural Agricultural
The village agricultural ecology and resource protection station, Geyi (Anhui) Circular Economy Development Co., Ltd., Shanxi Agricultural Ecological Protection and Resource Zoning Center
Center, Jincheng Modern Agriculture Development Center.
The main drafters of this document are. Wang Chao, Ran Yi, Jiang Hongtao, Liu Yujia, Zhang Jichuan, Xu Wenyong, Chen Jia, Li Bingfeng, Liu Zhigang, Liu Xiangyi,
Xi Jiang, Long Ling, Jing Kun, Wang Juanjuan, Tian Xu, Chen Ziai, Ding Zili, and Wang Yanping.
The previous versions of this document and the documents it replaces are as follows.
--- First published as GB/T 3606-1983 in 1983 and first revised in.2001;
---This is the second revision.
Household biogas stove
1 Scope
This document specifies the product classification, technical requirements, marking and packaging of household biogas stoves and describes the test methods.
This document applies to household biogas stoves with a single burner rated heat load not exceeding 3.86kW.
2 Normative references
The contents of the following documents constitute the essential clauses of this document through normative references in this document.
For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to
This document.
GB/T 191 Pictorial markings for packaging, storage and transportation
GB/T 1019-2008 General rules for packaging of household and similar electrical appliances
GB/T 3768-2017 Acoustics Sound Pressure Method for Determination of Sound Power Level and Sound Energy Level of Noise Source Using Envelope Measurement Surface Above Reflecting Surface
Simple method
GB/T 4857.3 Basic tests for packaging and transport packages Part 3.Static load stacking test method
GB 16410-2020 Household gas stoves
3 Terms and definitions
The following terms and definitions apply to this document.
3.1
A non-commercial combustion machine that uses biogas as fuel, supports the cooking vessel with its own bracket, and directly heats the cooking vessel with the flame of the biogas combustion
appliance.
Note. For household biogas stoves, they are referred to as stoves below.
3.2
Embedded biogas stove embeddedbiogasstove
A biogas stove embedded in the cooking table.
Note. For embedded biogas stoves, they are referred to as embedded stoves below.
3.3
Standard conditions
The dry biogas state is specified at a temperature of 15°C and an absolute pressure of 101.3 kPa.
3.4
Low calorific value Wobbe number netWobbenumber
The ratio of the lower calorific value of biogas to the square root of its relative density.
3.5
Rated heat load nominalheatinput
Rated heat flow
The design value of the heat load of the stove marked by the manufacturer when using the test biogas under reference conditions at the rated biogas supply pressure.
......
GB/T 3606-2001
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 97.040
Y 68
Replacing GB/T 3606-1983
Domestic biogas stove
ISSUED ON. NOVEMBER 12, 2001
IMPLEMENTED ON. MARCH 1, 2002
Issued by. General Administration of Quality Supervision, Inspection and
Quarantine of the PRC
Table of Contents
Foreword . 3
1 Scope .. 4
2 Quoted standards . 4
3 Model and parameters . 4
4 Technical requirements . 5
5 Test methods .. 8
6 Sampling and inspection .. 15
7 Marking, packing, transport, and storage . 16
Domestic biogas stove
1 Scope
This Standard specifies the technical requirements, test methods, inspection
rules, and other contents of domestic biogas stoves.
This Standard is applicable to the domestic biogas stove of which the standard
rated heat flow of a single burner is not less than 2.33 kW (2000 kcal/h).
2 Quoted standards
The provisions contained in the following standards, by reference in this
Standard, constitute provisions of this Standard. At the time of publication of
this Standard, the versions shown are valid. All standards will be revised. The
parties which use this Standard shall explore the possibility of using the latest
version of the following standards.
GB/T 3768-1996 Acoustics - Determination of sound power levels of noise
sources using sound pressure - Survey method using an enveloping
measurement surface over a reflecting plane
GB 16410-1996 Domestic gas appliances
GB/T 16411-1996 Universal test methods of gas burning appliances for
domestic use
3 Model and parameters
3.1 Model preparation
3.1.1 Domestic biogas stove is represented by Chinese pinyin JZZ.
3.1.2 The number of burners of the stove is represented by Arabic numerals.
3.1.3 The product’s remodeling number is represented by Chinese phonetic
alphabets A, B, C, D..
3.2 Model denotation
At the rated pressure, IGNITE a fire hole in the burner. The flame spreads
through all fire holes for no more than 4 s.
4.4.2 Combustion stability
At the rated pressure, the burner flame is uniform, stable; free of tempering,
lifted flame, and yellow flame.
4.4.3 Small fire performance
At 4% of the rated pressure (30 Pa, 60 Pa), the burner flame shall not be
tempered or extinguished.
4.5 Heat efficiency
The heat efficiency at the rated heat flow shall be greater than 55%.
4.6 Concentration of carbon monoxide in exhaust smoke
When working at the rated heat flow, the concentration of carbon monoxide in
exhaust smoke does not exceed 0.05% [Excess air coefficient α=1,%(V/V)].
4.7 Wind resistance
In a windy state, the burner burns stably; and shall not be extinguished and
tempered.
4.8 Ignition rate and performance of electric igniter
4.8.1 Fire ignites 8 times and more in 10 times. There shall be no 2 consecutive
failures, and no deflagration.
4.8.2 When the battery voltage is 70% of the rated voltage, the ignition
performance of the igniter is not affected.
4.9 Surface temperature
The surface temperature of each part of biogas stove shall be less than the
following values.
a) Hand-touched parts during operation (knobs, etc.). room temperature of
metal parts +25°C; room temperature of non-metal parts +35°C
b) Surrounding parts of the parts which are not easy to touch by hand during
operation. room temperature +105°C
c) Dry battery case. room temperature +20°C
4.12.7 The outer surface and interior of the biogas stove shall be easy to clean
and maintain.
4.13 Material and surface treatment
4.13.1 Material requirement
a) The parts of domestic stove can be made of cast iron, steel, non-ferrous
metals, or corrosion-resistant materials. The material requirements shall
meet the current relevant national standards.
b) The nozzle, nozzle holder, and liquid tray shall be made of metal materials
of which the melting point is greater than 500°C.
c) The burner and pot bracket shall be made of metal materials of which the
melting point is greater than 700°C.
d) The gas conduit shall be made of metal materials of which the melting
point is greater than 350°C.
e) The wall thickness of cast products shall not be less than 3 mm; and there
shall be no obvious casting pores and other defects. The wall thickness of
stainless steel products shall not be less than 0.3 mm.
4.13.2 Surface treatment
The parts, which are made of cast iron and steel, shall be treated with
electroplating, paint spraying, enamel, or other suitable anti-rust surfaces.
5 Test methods
5.1 Laboratory conditions
The laboratory conditions shall comply with the provisions of GB/T 16411.
5.2 Test system
The test system shall be equipped with a biogas container with a volume of no
less than 5 m3; and shall be equipped with pressure regulating equipment.
During the test, the pressure fluctuation shall be less than ±10 Pa.
5.3 Biogas for test
It is stipulated that the lower heat value of artificial biogas for test is (21±1)
MJ/m3 (standard volume).
5.4 Instruments for test
5.7.9 Electric igniter performance test
5.7.9.1 The igniter which uses dry battery shall regulate the supply voltage to
70% of rated voltage.
5.7.9.2 At the rated pressure, according to the following operating procedures,
repeatedly IGNITE 10 times, DETECT the number of ignition. The operating
procedure is to perform several preliminary ignitions in advance. The ignition
operating mode and the ignition speed, according to the difference of igniters,
are specified as follows.
- The single-shot piezo igniter operates once at a time. Each time the speed
is controlled within 0.5~1 s;
- The rotary igniter rotates once at a time. Its rotational speed is 0.5~1 s;
- When using direct-current power continuous discharge igniter, PLACE it on
the “ignition” position for 2 s, it shall be considered as once.
5.7.10 Surface temperature test
At 1.5 times the rated pressure, IGNITE the biogas stove; after burning for 30
min, for the stove surface, knob, gas piping joint, valve, and electric igniter
housing and wire, TEST the surface temperature of all parts.
5.7.11 Noise test
5.7.11.1 Combustion noise. At 1.5 times the rated pressure, IGNITE the biogas
stove; at 1 m away from the front of the stove, USE a common sound level
meter to determine in Gear A. The ambient background noise shall be less than
40 dB; or be corrected according to Table 2 in GB/T 3768-1996.
5.7.11.2 Flameout noise. According to the above provisions, USE a sound level
meter to carry out the test; READ the noise variation maximum. The noise
maximum plus 5 dB is used as the test value.
5.7.12 Durability test
5.7.12.1 Plug valve of gas appliance
USE the air of which the pressure is the same as the rated pressure of biogas;
when the plug valve and the gas appliance are separated or the plug valve is
installed on the gas appliance, at an operating speed of 5~20 times per minute,
OPEN and CLOSE the valve; after 6000 tests, CARRY out airtightness test.
5.7.12.2 Electric igniter
USE the biogas at the rated pressure or the air at the same pressure; when the
electric igniter is installed on the igniter durability test equipment or the gas
appliance, at an operating speed of 5~20 times per minute, after testing for
6000 times, CARRY out electric ignition performance test.
6 Sampling and inspection
The biogas stove shall be subjected to exit-factory inspection and type
inspection.
6.1 Exit-factory inspection
6.1.1 The items of exit-factory inspection are 4.1, 4.2, 4.4, and 7.1 of this
Standard.
6.1.2 Only after the product passes the inspection by the quality inspection
department of manufacturer and the certificate of qualification is filled out and
issued, can it leave the factory.
6.2 Type inspection
6.2.1 In any of the following cases, it shall carry out type inspection.
- Trial-manufacture type evaluation for interplant transfer production of new
products or old products;
- After formal production, if there are changes in structure and material and
the product performance may be affected;
- In normal production, when the cycle reaches one year;
- After long-term production suspension of product, when the production
resumes;
- When there is a significant difference between the exit-factory inspection
result and the last type inspection;
- When the state quality supervision authority puts forward the requirement
for type inspection.
6.2.2 The samples for type inspection are randomly selected in batches of
products which have passed exit-factory inspection.
6.2.3 The distribution department, according to this Standard, carries out
acceptance.
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