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GB 16669-2010: General technical specifications for components of carbon dioxide fire extinguishing systems
Status: Valid GB 16669: Evolution and historical versions
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General technical specifications for components of carbon dioxide fire extinguishing systems
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General technical specifications for components of carbon dioxide fire extinguishing systems
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Basic data | Standard ID | GB 16669-2010 (GB16669-2010) | | Description (Translated English) | General technical specifications for components of carbon dioxide fire extinguishing systems | | Sector / Industry | National Standard | | Classification of Chinese Standard | C84 | | Classification of International Standard | 13.220.10 | | Word Count Estimation | 63,657 | | Date of Issue | 2010-09-26 | | Date of Implementation | 2011-03-01 | | Older Standard (superseded by this standard) | GB 16669-1996 | | Quoted Standard | GB 4396; GB 5099; GB/T 9969; GA 61 | | Regulation (derived from) | Announcement of Newly Approved National Standards No. 6 of 2010 (total 161) | | 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 Chinese standard specifies the high-pressure carbon dioxide fire extinguishing systems and component parts of the terms and definitions, basic parameters and model preparation methods, requirements, test methods, inspection rules and instructions written requirements. This standard applies to high-pressure carbon dioxide fire extinguishing systems and components. | GB 16669-2010: General technical specifications for components of carbon dioxide fire extinguishing systems
---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.
General technical specifications for components of carbon dioxide fire extinguishing systems
ICS 13.220.10
C84
National Standards of People's Republic of China
Replacing GB 16669-1996
Carbon dioxide fire extinguishing systems and components General technical conditions
Issued on. 2010-09-26
2011-03-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Table of Contents
Introduction Ⅴ
1 Scope 1
2 Normative references 1
3 Terms and definitions
4 basic parameters and model designation of 2
4.1 Basic parameters 2
4.2 Model methodology 2
5 Requirement 2
5.1 System 2
5.2 extinguishing agent cylinders 3
5.3 actuated gas cylinders 4
5.4 container 4
5.5 container valve 5
5.6 nozzle 6
5.7 selector valve 7
5.8-way valve 8
5.9 manifold 9
5.10 connecting tube 10
5.11 10 safety relief device
5.12 drive device 10
5.13 control panel 11
5.14 leak detection devices 11
5.15 signal feedback means 13
High 5.16 Low vent valve 14 is closed
5.17 pipes, pipe fittings 15
5.18 hook, bracket 15
6 Test methods 16
6.1 Test requirements 16
6.2 appearance, the basic parameters, material inspection 16
6.3 hydraulic strength test 16
6.4 tightness test 16
6.5 Test overpressure 17
6.6 reliability test 17
6.7 Maximum operating pressure at minimum 18 action test
6.8 equivalent length test 18
6.9 salt spray corrosion test 18
Sulfur dioxide test 19 6.10
Stress corrosion testing 19 6.11
6.12 Vibration Test 20
Temperature cycle leakage test 20 6.13
6.14 Impact test dump cylinders 21
6.15 Action test safety relief device 21
6.16 Manual operation test 21
6.17 nozzles 22 flow characteristics test
6.18 nozzles 23 heat and pressure test
6.19 nozzles resistance to heat and cold shock test 23
6.20 total flooding nozzles Experimental 24
6.21 Overhead spray nozzle performance test 27
6.22 slot edge type nozzle characteristics test (critical relationship between flow and splash protection area of the groove side sprinklers) 28
6.23 nozzles impact resistance test 29
6.24 nozzles protective cap Test 29
6.25 one-way valve opening pressure test 30
High 6.26 Low vent seal valve closing pressure test 30
Hot air aging test 30 6.27
Voltage resistance test 31 6.28
6.29 Insulation resistance test 31
6.30 Power Test 31
6.31 connecting pipe low temperature test 31
6.32 control, alarm function tests 31
6.33 high and low temperature test 31
6.34 basic performance test pressure indicator 31
6.35 alternating load test pressure indicator 32
6.36 signal feedback device contact resistance test 32
6.37 overload test weighing device 32
6.38 signal feedback device reliability test work 32
6.39 hook, bracket 32 carrying capacity test
6.40 System Test 32
7 Inspection rules 32
7.1 Inspection classification, test items and test procedures 32
7.2 Sampling and sample number 33
7.3 test results to determine 37
8 manuals - requirements 37
Number of Appendix A (normative) system test procedures and sample 38
Number of Appendix B (normative) fire extinguishing agent cylinders 39 and sample test procedures
Annex C (normative) driving gas cylinders test procedures and sample number 40
Annex D (normative) Test procedures and sample containers Number 41
Appendix E (normative) container valve test procedures and the number of samples 42
Number of Appendix F (Normative Appendix) Test procedures and sample nozzle 43
Annex G (normative) selector valve test procedures and sample number 44
Check valve test procedures and the number of samples in Appendix H (normative) 45
Annex I (normative) manifold test procedures and the number of samples 46
Number of Appendix J (normative) connecting tube 47 and sample test procedures
Annex K (normative) Number of safety relief device test program and sample 48
Number of Annex L (normative) drive test procedures and sample 49
Annex M (normative) Control panel test procedures and the number of samples 50
Annex N (normative) weighing device test program and sample number 51
Appendix P (normative) pressure indicator test procedures and the number of samples 52
Number of Appendix Q (normative) level measuring device 53 and sample test procedures
Number of Appendix R (normative) signal feedback device and sample test procedures 54
Number of Appendix S (normative) pipe, tube and sample test procedures 55
Appendix T (normative) Hook, support test procedures and the number of samples 56
Appendix U (normative) Low High vent valve closure test procedures and sample number 57
Foreword
The standard Chapter 4 (except 4.2), Chapter 5 (except 5.5.12) and the contents of Chapter 7 are mandatory, the rest are recommended.
This standard replaces GB 16669-1996 "carbon dioxide fire extinguishing systems and components for general technical conditions."
This standard compared with GB 16669-1996 main changes are as follows.
--- Added "Instructions write requirements" (see Chapter 8);
--- Added "Appendix" (see appendix);
--- Modify the contents of the file referenced normative chapter (1996 edition Chapter 2, Section 2 of this edition);
--- Modify the terms and definitions chapter content (1996 edition Chapter 3, Chapter 3 of this edition);
--- Increasing the model designation system (edition 4.2);
--- Modify the requirements for a chapter (Chapter 4 1996 edition, edition Chapter 5);
--- Revised test methods for the content of a chapter (Chapter 5, 1996 edition, Chapter 6 of this edition);
--- Modify the inspection rules one chapter (Chapter 6, 1996 edition, Chapter 7 of this edition).
This standard Appendices A to U normative appendix.
The standard proposed by the People's Republic of China Ministry of Public Security.
This standard by the National Standardization Technical Committee on Fire II Technical Committee (SAC/TC113/SC2) centralized.
This standard is drafted by. Ministry of Public Security in Tianjin Fire Research Institute.
Participated in the drafting of this standard. American Ansu Gong Division (Beijing), Internet Security Technology Co., Ltd. Shenzhen, Nanjing Fire Equipment Co. Shares
Company, Beijing Mei Ma Fire Equipment Co., Ltd., Guangdong Ping'an Fire Equipment Co., Ltd. Xi'an Nuclear Equipment Guardian Fire Equipment
Branch, Shanghai Golden Shield Fire Safety Equipment Co., Ltd., Sichuan Fire Equipment Co. Veyron.
The main drafters of this standard. Liu Lianxi, Chen Zemin, Bo Song, ROADS, Li, Yang Zhenming, high Hun Sen, Li Xi Min, Sheng Yanfeng, sip wind Britain,
Hsu Chun-yuan, Zhang wall, Liao Ping, Zhao Ji states, Feng Song, Duzeng Hu, Zhang Zhaoxian, Wang Ying mark.
This standard replaces the standards previously issued as follows.
--- GB 16669-1996.
Carbon dioxide fire extinguishing systems and components General technical conditions
1 Scope
This standard specifies the terms and definitions of the high-pressure carbon dioxide fire extinguishing systems and component parts, the basic parameters and the model designation, requirements,
Test methods, inspection rules and instructions for the preparation of requirements.
This standard applies to the high-pressure carbon dioxide fire extinguishing systems and components.
2 Normative references
The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent
Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research
Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.
GB 4396 carbon dioxide fire extinguishing agent (GB 4396-2005, ISO 5923. 1989, NEQ)
GB 5099 seamless steel gas cylinders (GB 5099-1994, neqISO 4705. 1983)
GB/T 9969 General Instructions industrial products
GA61 fixed fire extinguishing system drive, control devices General
3 Terms and Definitions
The following terms and definitions apply to this standard.
3.1
System working pressure systemworkingpressure
Pressure cylinders fire extinguishing agent container valve outlet.
3.2
Filling density filingdensity
Mass storage container within the fire extinguishing agent with the ratio of the volume of the container, in units of kg/m3.
3.3
Storage pressure storagepressure
For carbon dioxide fire extinguishing agent cylinders inside the storage container by means maximum filling density filling fire extinguishing agent, at 20 ℃ environment balance
pressure.
For driving the gas cylinders inside the storage container by means maximum filling pressure or filling gas filling density at 20 ℃ environment balance
pressure.
3.4
Maximum operating pressure maximumworkingpressure
For carbon dioxide fire extinguishing agent cylinders inside the storage container by means maximum filling density filling fire extinguishing agent, placed in the upper operating temperature range
Equilibrium pressure.
For driving the gas cylinders inside the storage container by means maximum filling pressure or filling gas filling density placed Operating temperature range
Equilibrium pressure.
3.5
Minimum Operating Pressure minimumworkingpressure
For carbon dioxide fire extinguishing agent cylinders inside the storage container by means maximum filling density filling fire extinguishing agent, placed in the operating temperature range lower limit
Equilibrium pressure.
For driving the gas cylinders inside the storage container by means maximum filling pressure or filling density filling gas into the lower operating temperature range
Equilibrium pressure.
3.6
Injection time dischargetime
At 20 ℃ ambient conditions, the nozzle began extinguishing agent discharged to the discharge time extinguishing design concentration of 95% when the dose required.
3.7
High Low vent valve closure lowventinghighclosevalve
Installed in the system startup pipeline, normally in the open state to exclude air leakage due to accumulate in the gas pipeline starts
Body, only the inlet pressure reaches the set pressure when the valve is closed.
4 basic parameters and model designation
4.1 Basic parameters
The basic system parameters in Table 1.
Table 1 Basic System parameters
Operating temperature range a maximum filling density storage pressure
Maximum operating pressure
(50 ℃ when)
Minimum Operating Pressure
(0 ℃ when)
The maximum injection time
0 ℃ ~ 50 ℃ 5.7MPa 600kg/m3 12.4MPa 3.4MPa 60s
When a product designed for a temperature range exceeding the temperature limit, should be made clear permanent signs, the main components of the system on product labels, bottles and other groups
And performance requirements and test methods for components of the actual temperature range should also be adjusted accordingly.
4.2 Model Methodology
System model by the system category number (QME) and the main parameters (volume of fire extinguishing agent cylinders) components.
Example. QME70 volume of fire extinguishing agent cylinders of carbon dioxide fire extinguishing system 70L.
5 Requirements
5.1 System
5.1.1 System Components
5.1.1.1 system at least should fire extinguishing agent cylinders, gas cylinders drive (optional), one-way valve, selector valve (optional), the driving device, manifold,
Connecting pipe, nozzle, signal feedback device, safety relief devices, control panel, leak detection devices, high-low vent valve closure (optional), pipe fittings and other components
constitute.
5.1.1.2 system components should be fixed firmly, reliable connection, component mounting position is correct, the overall layout is reasonable, easy to operate, inspect and
service.
Between the various components of the system connecting thread, flange should meet the relevant national standards, industry standards.
5.1.1.3 System features the same specifications should be the same (except selector valve nozzle), each fire extinguishing agent storage container volume filling density
Should be consistent.
5.1.2 Appearance
5.1.2.1 Each system component parts should be no obvious processing defect or mechanical damage, the outer surface of the parts should be treated with preservatives, anti-corrosion coating, coating
It should be complete and uniform.
5.1.2.2 extinguishing agent storage container in the outer front label "CO2" or "carbon dioxide" tag. Writing should be obvious and clear. Drive cylinders
It should mark the name of the gas drive.
5.1.2.3 Each system shall be manually operated site text, graphics, symbols indicating methods of operation.
5.1.2.4 nameplate shall be securely provided, indicating significant parts of the system. The system name, model specifications, code, the total amount of extinguishing agent performance standards,
Operating temperature range, production units, product number, date of manufacture and so on.
5.1.3 Quasi system working state
Working position each operating system components, control panel control, monitoring, should be in the normal working state registration; extinguishing agent and driving gas
Body leakage monitoring device should be in a normal monitoring state, filling volume extinguishing agent and driving gas to be consistent with the nominal value of the group on the bottle.
5.1.4 Start operating requirements
5.1.4.1 Start mode
5.1.4.1.1 The system shall have automatic start, manual start and mechanical emergency start function.
Effective measures malfunction 5.1.4.1.2 manual start and should prevent mechanical emergency start, and with the text or graphic symbols indicating the operation
method.
5.1.4.2 Delay start function
Automatic start system should have a delayed start function, the delay time can be continuously adjustable within a range of 0s ~ 30s, when the adjustable sub-file per file
Interval should not exceed 10s. Delay time setting error should be no greater than 20% of the set time.
5.1.4.3 combined distribution system operation program
Combined distribution system operation program should also open the container valve after the valve is open or select.
5.1.4.4 start running
5.1.4.4.1 The system uses a different way to start, the action should be accurate, reliable and trouble-free.
5.1.4.4.2 injection system time should not exceed 60s, delayed start time should meet the requirements of 5.1.4.2.
Display 5.1.4.4.3 extinguishing agent injection during and after injection, and the alarm output terminal operation conditions should comply with the requirements of 5.13.
5.2 extinguishing agent cylinders
5.2.1 Operating Pressure
Working pressure fire extinguishing agent cylinders should meet the requirements in Table 1.
5.2.2 filling density
Filling density fire extinguishing agent cylinders fire extinguishers shall comply with the requirements in Table 1.
5.2.3 sealing requirements
6.4.2 according to the method prescribed air tightness test, fire extinguishing agent cylinders should be no air bubbles leak.
The test pressure for the system maximum working pressure, pressure hold time of 5min.
5.2.4 strength requirements
6.3 according to the method prescribed hydraulic strength test, fire extinguishing agent cylinders should not be leakage.
System test pressure of 1.5 times the maximum working pressure, pressure hold time of 5min.
5.2.5 seismic requirements
6.12.1 according to the method prescribed vibration test, fire extinguishing agent cylinders should not have any loose parts, loss and structural damage, fire extinguishing agents
Net weight loss should not exceed 0.125% of the amount of fire extinguishing agent filling, the container valve is automatically activated after the test, there should not be any problems.
5.2.6 Leak temperature cycling requirements
6.13 according to the method prescribed temperature cycle leakage test, weight loss should not exceed the amount of fire extinguishing agent fire extinguishing agent filling quantity
0.125%, automatically starting container valve after the test, there should not be any problems.
5.2.7 anti-dumping impact requirements
6.14 according to the method prescribed anti-dumping impact test conducted, fire extinguishing agent cylinders should not loose parts, loss or damage. Test after extinguishing agent
Group airtight bottle should meet the requirements of 5.2.3, automatic and manual should be able to start the container valve normally open.
5.2.8 siphon
Fire extinguishing agent cylinders with a siphon, siphon the material should be resistant to corrosion extinguishing agent manufacturer of metal materials used.
5.2.9 error injection guards
Container valve outlet extinguishing agent cylinders should have prevented guards in transport, handling and storage during the discharge of extinguishing agent error, guards
Openings should allow the extinguishing agent uniformly blow without generating excessive recoil, and should not be rushed.
5.2.10 extinguishing agent release time
Fire extinguishing agent cylinders at maximum filling density, discharge time extinguishing agent from the container valve injection system should not exceed 80% of the time.
5.2.11 extinguishing agent requirements
Carbon dioxide extinguishing agent shall comply with the requirements of GB 4396.
5.2.12 Flag
In clear site fire extinguishing agent cylinders shall be permanently marked. extinguishing agent name, working pressure, filling volume, filling date, production or commercial units
Other standard.
5.3 actuated gas cylinders
5.3.1 Operating Pressure
Working pressure driving gas cylinders shall be the nominal value of the bottle on the group agreement.
5.3.2 filling pressure, filling density
Driving gas cylinders filling pressure or filling density should value and the nominal cylinders on the same.
5.3.3 sealing requirements
6.4.2 according to the method prescribed air tightness test, should be no air bubbles leak.
Pressure test drive the maximum working pressure of the gas cylinders, pressure-holding time of 5min.
5.3.4 strength requirements
6.3 according to the method prescribed hydraulic strength test drive gas cylinders should not be leakage.
Test pressure is 1.5 times the maximum working pressure of the driving gas cylinders, pressure-holding time of 5min.
5.3.5 seismic requirements
6.12.1 according to the method prescribed vibration test drive gas cylinders should not have any part of structural damage, driving in the gas cylinders
Weight loss should not exceed 0.25% of the gas filling volume of the gas, automatically starting container valve after the test, there should not be any problems.
5.3.6 Leak temperature cycling requirements
6.13 according to the method prescribed temperature cycle leakage test drive in the gas bottle gas group net loss should not exceed the amount of gas filling
0.25% of the amount, automatically starting container valve after the test, there should not be any problems.
5.3.7 anti-dumping impact requirements
6.14 according to the method prescribed anti-dumping impact test conducted, the driving gas cylinders parts shall not be damaged. After the test drive gas bottle gas group
Tightness should meet the requirements of 5.3.3, automatic and manual should be able to start the container valve normally open.
5.3.8 error injection guards
Error injection guard performance should meet the requirements of 5.2.9.
5.3.9 Flag
In clear site actuated gas cylinders should be permanently marked. name of the gas, working pressure, filling pressure (or filling density), fill date
Period, the production unit or trademark.
5.4 Container
5.4.1 container design, manufacture, inspection
Container design, manufacture, inspection shall comply with the provisions of GB 5099.
5.4.2 nominal working pressure
Extinguishing agent storage container nominal working pressure should not be less than the system maximum working pressure; driving a gas storage container nominal working pressure
Driving force of not less than the maximum working pressure of the gas cylinders.
5.4.3 volume and diameter
Public container, said volume and outer should be consistent with the provisions of GB 5099, the nominal volume should not exceed 80L.
5.4.4 Materials
In addition to material of the container shall comply GB 5099's, its corrosion resistance should also allow long-term storage of the filling medium.
5.4.5 Flag
Seal container mark shall comply with the provisions of GB 5099.
5.5 container valve
5.5.1 Flag
Significant parts of the container valve shall be permanently marked. production unit or trademark, model specifications, working pressure.
5.5.2 Materials
Container valve body and its internal mechanical parts should austenitic stainless steel, copper alloy, can also be used strength, corrosion resistance is not low
Manufacture of other metal material of the material.
Elastomeric gasket material long-term contacts with the filling medium without damage or affect the sealing performance of agents and related components should be used
manufacture.
5.5.3 Operating Pressure
The extinguishing agent container valve cylinders on the nominal working pressure of not less than the maximum working pressure of fire extinguishing agent cylinders; gas cylinders on the drive
Container valve nominal working pressure should be less than the maximum working pressure of the driving gas bottle group.
5.5.4 strength requirements
6.3 according to the method prescribed hydraulic strength test, the container should not be leaking valve and its annex, deformed or damaged.
Test pressure is 1.5 times the maximum working pressure of the cylinders, pressure-holding time of 5min.
5.5.5 sealing requirements
6.4.3 according to the method prescribed air tightness test, the container valve is in the closed state should be no air bubbles leak; container valve in the open state of each
Bubble seal leakage connection should not more than 20 parts per minute.
The test pressure for the maximum working pressure of the cylinders, pressure-holding time of 5min.
5.5.6 overpressure requirements
6.5.2 according to the method prescribed hydraulic overpressure test, the container valve and its annex should not have broken the phenomenon.
Test pressure is three times the maximum working pressure of the cylinders, pressure-holding time of 5min.
5.5.7 Maximum and minimum operating pressure operation request
6.7 according to the method prescribed under the maximum and minimum operating pressure test operation, the container valve action should be accurate, reliable, and fully open.
5.5.8 reliability requirements
6.6.1 according to the method prescribed work reliability test, the container valve and its auxiliary drive control device shall operate flexible, reliable, does not
Damage should allow any failure or structural damage (except for normal working parts, but these parts of the body should not be departing from the outlet and spray
A) After the test container valve sealing performance should be consistent with the provisions of 5.5.5.
5.5.9 loss of local resistance
Loss of local resistance tank valves on fire extinguishing agent cylinders (including loss of local resistance siphon, the container valve and connecting pipe joints) and use
Equivalent length of pipe connected to represent.
6.8 Test methods prescribed by the measured value of the container valve equivalent length and production units using instructions posted on value compared to the difference
It should not exceed 10% of the published value of the instructions on use.
5.5.10 corrosion resistance
5.5.10.1 salt spray corrosion resistance
6.9 according to the method prescribed salt spray corrosion test, the container valve and its annex should not have a significant corrosion damage. After the test container valves
Sealing performance should be consistent with the provisions of 5.5.5, and reliability when used as prescribed tests 6.6.1 should be able to accurately and reliably open.
5.5.10.2 resistance to stress corrosion
6.11 according to the method prescribed stress corrosion test, the container valve and its annex should not have cracks, damage. After the test the strength of the container valve
Shall comply with the provisions of 5.5.4.
5.5.10.3 sulfur dioxide corrosion resistance
6.10 according to the method prescribed conduct sulfur dioxide corrosion test, the container valve and its annex should not have a significant corrosion damage. After the test container
Valve sealing performance should be consistent with the provisions of 5.5.5, and reliability when used as prescribed tests 6.6.1 should be able to accurately and reliably open.
5.5.11 Manual operation requirements
Container valve should have a mechanical emergency start function, according to the methods specified in 6.16 for emergency manual operation test shall meet the following
Claim.
a) manually for...
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