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GB 16912-2008 English PDF

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GB 16912-2008: Safety technical regulation for oxygen and relative gases produced with cryogenic method
Status: Valid

GB 16912: Historical versions

Standard IDUSDBUY PDFLead-DaysStandard Title (Description)Status
GB 16912-2008819 Add to Cart 6 days Safety technical regulation for oxygen and relative gases produced with cryogenic method Valid
GB 16912-1997RFQ ASK 9 days Safety technical regulation for oxygen and relative gases Obsolete

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Basic data

Standard ID: GB 16912-2008 (GB16912-2008)
Description (Translated English): Safety technical regulation for oxygen and relative gases produced with cryogenic method
Sector / Industry: National Standard
Classification of Chinese Standard: C67
Classification of International Standard: 13.100
Word Count Estimation: 37,357
Date of Issue: 2008-12-11
Date of Implementation: 2009-10-01
Older Standard (superseded by this standard): GB 16912-1997
Quoted Standard: Gas Cylinder Safety Supervision; Pressure Vessel Safety Technology Supervision; liquefied gas tanker car safety monitoring procedures; DL/T 5220; GB 10877; GB 12135; GB 12348; GB 13004; GB 14194; GB 3096; GB 4053.1; GB 4053.2; GB 4053.3; GB 4053.4; GB 4962; GB 50011; GB 50016; GB 50019; GB 50030; GB 50034; GB 50052; GB 50057; GB 50058; GB 50140; GB 50177; GB 50191; GB 50235; GB 50236; GB 7144; GB 7231; GB 8958; GB/T 12137; GB/T 12771; GB/T 14976; GB/T 1527; GB/T 3091; GB/T 3323; GB/T 8163; GB/T 9251; HG 20202; JB 6898; SY/T 5037; YS/T 662
Regulation (derived from): Announcement of Newly Approved National Standards No. 19 of 2008 (No. 132 overall)
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 relates to the rules of order and related industrial oxygen gas production (including design, manufacture, installation, alteration, repair), storage, distribution and use should comply with the safety requirements. The order applies to new construction, expansion and renovation of the depth of freezing method using oxygen and relative gas production units.

GB 16912-2008: Safety technical regulation for oxygen and relative gases produced with cryogenic method


---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.
Safety technical regulation for oxygen and relative gases produced with cryogenic method ICS 13.100 C67 National Standards of People's Republic of China Replacing GB 16912-1997 The production of oxygen gas and related deep freezing method Safety regulations Posted 2008-12-11 2009-10-01 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 2 4 Basic requirements 5 5 operation and production equipment - General requirements 12 6 oxygen production and equipment 13 7 associated gas production and equipment 18 8 oxygen pipeline 20 9 Maintenance 27 Maintenance 10 use of oxygen 29 11 32 occupational protection

Foreword

This standard 4.2.2,4.2.3,4.3.1,4.3.2,4.3.3 Rao), 4.3.3 Chou), 4.6.6,4. 6.12,4.6.13,4.6.17,4.6.18, 4.6.19,4.6.20,4.6.21,4.6.22,4.6.23,4.6.24,4.6.26,4.6.28,4. 6.29,4.6.30,4.7.1,4.7.2, 4.7.3,4.7.4,4.8.6,4.11.2,4.11.3,6.2.1,6.2.2,6.2.5,6. 2.10,6.5.2,6.5.3,6.5.4,6.5.12, 6.6.3,6.6.4,6.7.4,6.9.4,6.12.1,7.1.1,7.2.2,7.3.3,7. 3.14,7.3.16,7.3.20,7.3.23,7.3.24, 9.2.15,9.3.2,9.3.7,9.4.6,9.6.1,9.6.2,9.7.1,9.7.4,9. 7.6,10.3.2,10.3.7 mandatory, the rest are pushed Recommended nature. This standard from the date of implementation date, instead of GB 16912-1997 "oxygen and gas safety-related technical regulations." The main difference between the standard and the "oxygen and related gas safety technical regulations" of GB 16912-1997 are as follows. --- The name of the standard was changed to "deep freeze production of oxygen and gas safety-related technical regulations." --- Chapter 1, the main increase "The order applies to new construction, expansion and renovation of the depth-freezing method to produce oxygen and related gas unit. " --- Chapter 2 refers to the latest national standards and industry standards, and an increase in the relevant standards. Chapter 3 --- increased 3.22,3.23,3.24,3.25,3.26,3.27. --- Chapter 4 adds 4.9.5; major revision 4.2.1,4.2.2,4.3.1,4.3.2,4.3.3,4.6 .12,4.6.24,4.6.28, 4.6.29,4.6.31,4.8.5,4.10.1,4.11.2,4.11.3,4.12.1. --- Chapter 5, an increase of 5.10; major revision 5.1,5.11,5.19. --- Chapter 6 adds 6.2.4,6.7.8,6.7.9,6.7.11,6.10.1e); major revision 6.1.1,6. 1.2,6.1.3, 6.2.8,6.3.2,6.4.3,6.5.2,6.5.3,6.5.7,6.7.2,6.7.3,6. 7.5,6.7.7. --- Chapter 7 adds 7.3.15,7.3.24,7.3.25; major revision 7.3.3. --- Chapter 8 major revision 8.1.2,8.1.3,8.1.6,8.1.9,8.1.10,8.1.14d), 8.2, 8.3,8.4.1,8.4.2, 8.4.4,8.6. --- Chapter 9 increased 9.1.5,9.4.4,9.4.6; major revision 9.1.2,9.2.5,9.2.10,9.2 .14,9.2.15. --- Chapter 10 adds 10.2.3j); major amendments to the 10.1.4,10.1.5,10.1.7d), 10.2.2b), 10.2.3a) , 10.3.5. --- Chapter 11 adds 11.3.6; major revision 11.2.2,11.3.1,11.3.4. This standard was proposed by the State Administration of Work Safety. This standard by the National Standardization Technical Committee Production Safety Chemical Safety Technical Committee (SAC/TC288/SC3) centralized. This standard is drafted by. China Steel Group, Wuhan Research Institute of safety and environmental protection. Participated in the drafting of this standard. Wuhan Iron and Steel Group Co., Ltd. oxygen, South China Metallurgical Engineering Technology Co., CISDI workers Cheng Technology Co., Huatian Engineering Technology Co., Ltd., Xinyu Iron and Steel Co., Panzhihua New Steel & Vanadium Company Limited Secretary for Energy and Power Center, Hua Lu Engineering Technology Co., Ltd., Baosteel Branch, Changsha Bell environmental protection and energy conservation Equipment Co., HannStar Jiangyin Machinery Co., Ltd. cooler Research and Development Center, Sea Hawk Qidong City Metallurgical Machinery Factory, Zhejiang Valve Manufacturing Co. Yeongil. The main drafters of this standard. Tsang Cheng, Ma generous, Liu Lingyan, so put Cai, Wang Sulin, Xu Huaxiang, WAN Jian Yu, Wu Ming Cheng Yuzhi, Zhou Hao, Yue Peng, Ma Yue, Liu Xianglin, Tian Guoqing. This standard replaces the previous standard release case. first released in July 1997 GB 16912-1997 "oxygen and related gas Body safety technology point of order ", this revision is the first amendment. The production of oxygen gas and related deep freezing method Safety regulations

1 Scope

The rules of the industry related to the production of oxygen and gas (including design, manufacture, installation, alteration, repair), storage, distribution and use should be Compliance with safety requirements. The order applies to new construction, expansion and renovation of the use of oxygen and production of associated gas deep freezing unit.

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/T 1527 copper and copper alloy tube drawing GB/T 3091 low pressure liquid delivery welded steel pipe GB/T 3323 metal fusion welded joints radiography Noise Standards GB 3096 Urban Environmental GB 4053.1 fixed steel ladders Safety Conditions GB 4053.2 fixed steel inclined ladder safety and technical conditions GB 4053.3 fixed industrial protective railings Safety Conditions GB 4053.4 stationary industrial steel platform GB 4962 use of hydrogen safety technology GB 7144 cylinders color logo Basic identification colors GB 7231 industrial piping, identifying symbols and safety identification GB/T 8163 Seamless steel tubes GB 8958 hypoxia dangerous job safety rules GB/T 9251 Test methods for hydraulic cylinders GB 10877 oxygen cylinders GB 12135 Periodic inspection station technical conditions GB/T 12137 Test method for airtightness of cylinders GB 12348 Standard of noise at boundary of industrial enterprises GB/T 12771 fluid transport stainless steel welded pipe GB 13004 seamless steel gas cylinders Periodic inspection and evaluation GB 14194 permanent gas cylinders GB/T 14976 fluid transport stainless steel seamless pipe GB 50011 Seismic Design of Buildings GB 50016 architectural design code for fire protection GB 50019 Heating, ventilation and air conditioning design GB 50030 oxygen station design specifications GB 50034 architectural lighting design standards GB 50052 power supply and distribution system design specifications GB 50057 Lightning in design GB 50058 Explosion and fire hazard electrical installation design specifications GB 50140 Building fire extinguishers configuration design specifications GB 50177 hydrogen station design specifications GB 50191 Code for seismic design of structures GB 50235 industrial metal pipeline engineering construction and acceptance GB 50236 field equipment, industrial pipe welding engineering construction and acceptance DL/T 5220 10kV and below overhead distribution line design technical regulations HG20202 skimmed construction and acceptance JB6898 cryogenic liquid storage equipment safety rules SY/T 5037 low pressure fluid pipes with spiral submerged arc welded pipe YS/T 662 copper and copper alloy extruded tube "Gas Cylinder Safety Supervision" "Pressure Vessel Safety Technology Supervision" "Liquefied Gas Tanker Safety Supervision"

3 Terms and Definitions

The following terms and definitions apply to this standard. 3.1 In a certain area, depending on the combination of circumstances has at least oxygen station house, filling pressure of oxygen or oxygen station house station house, outdoor equipment and technology Collectively about other buildings and structures. 3.2 To arrange the preparation of oxygen and other equipment based air separation technology products, including related buildings between the main and auxiliary production. 3.3 Arranged to compress, store and transport oxygen filling and other equipment based air separation technology products, including those relating between the main and auxiliary production building. 3.4 To arrange compressed nitrogen delivery technology based equipment, including buildings associated with major and secondary production. 3.5 To arrange storage, transport oxygen, nitrogen, argon and other gases cryogenic liquid system to a user-based facilities, including inter-related primary and secondary production Building. 3.6 To arrange a rare gas purification and process equipment-based, inter-related buildings including the main and auxiliary production. 3.7 Oxygen plant (stations, workshops) in the argon needed for the production of hydrogen and matching, to arrange water electrolysis hydrogen-based device, including those related to major Between buildings and auxiliary production. 3.8 To arrange delivery of oxygen, nitrogen, argon and other gases to the user bus or cylinder container frame or set of loading-based, which also can be stored for an appropriate number of The amount of cylinders buildings. 3.9 Between oxygen, nitrogen room, storage room airbags, between the tank (district), between the cryogenic liquid storage tank (zone), clean room, compressor room, an oxygen filling station house, bus M, m gasifier operation between valves, air separation plant, the main control room, among rare gases, hydrogen station, nitrogen pressure station. 3.10 Room service, processing room, testing room, variable power distribution between the cylinder test, pump house, water treatment facilities, warehouses, garages and the like. 3.11 Set fractionator, heat exchangers, adsorption, cryogenic liquid pumps and other equipment in a cold box, including various types of valves, meters and other general. 3.12 Carbon dioxide in air and water is frozen in the heat exchanger switched (regenerator) channel surfaces, the next cycle by the reflux of the gas is Frozen carbon dioxide and water to bring out the cleaning process equipment. It includes two stages of freezing and clear. 3.13 Mechanical removal of impurities in the air, water, carbon dioxide and acetylene, a hydrocarbon oil, various types of mechanical filters, adsorbers, scrubbers, Reversible heat exchangers and other devices. 3.14 According to process requirements, adjust the oxygen pressure or flow, comprising a valve prior to pneumatic or electric control valve, and, after the bypass valve and instrumentation and control systems Door combination. 3.15 Filling oxygen (nitrogen, argon, etc.) gases, including filling joints (fixtures), lifting fixtures, a gas-water separator, filling pipes, valves, cylinders anti-down Chain, pressure gauge, safety valve and so the whole facility. 3.16 The turbine oxygen compressor package, including fusible probe or temperature probe to monitor the intake and exhaust temperature levels, pressure relief valve, pressure monitoring, pressure nitrogen Gas pipeline, quick opening valve, under accident conditions, automatically inside the turbine oxygen compressor nitrogen extinguishing system. 3.17 Through the computer realized, centralized management display, centralized, decentralized (local) system can control. 3.18 Associated with the production of oxygen, nitrogen, argon, rare gases and hydrogen. 3.19 Oxygen cylinders loaded, oxygen and liquid oxygen piping, etc. for use with gasification gas source. 3.20 Liquid oxygen, liquid nitrogen, liquid argon, liquid air and the like. 3.21 Before the host starts, disconnect the power supply, the normal startup program startup simulation, test start conditions and protection equipment tests. 3.22 Feed air before entering the air separation unit or molecular sieve adsorber, previously cooled to reduce the temperature and moisture content, cooling tower including air, nitrogen, water Cooling towers, chillers, pumps, valves, automatic regulation systems. 3.23 Oxygen-argon production method of the crude argon removed by combustion hydrogenation of said hydrogen-free argon. Argon, oxygen-containing fractions were prepared by the method of full distillation argon removed by separation, because without oxygen hydrogen, said hydrogen-free argon (also known as a full distillation argon). 3.24 An air separation plant cold box by the low-pressure oxygen compressor pressurized oxygen to the user desired pressure oxygen pipe network and then sent to the user's air separation processes, The process is in the air separation plant cold box outside completed, so that the outer compression process (oxygen). The main cold liquid oxygen liquid oxygen pump pressure to the pressure required by the user, and then re-gasification and heat in the main heat exchanger, an air separation Directly to the oxygen pipe network and user processes post-cold box, the process is in an air separation plant cold box completed, it said internal compression process (oxygen). 3.25 Heat soak up the liquid oxygen unit of work, a lot of memory, liquid oxygen, liquid oxygen main face of a high degree of cold, said the main cold bath formula. Independent cold liquid oxygen at the top of the dispenser overflows downward by gravity flow, oxygen liquid oxygen passage film formation, no internal accumulation of liquid oxygen, no oxygen Height of the main surface of said cold falling-film main cold, also known as overflow main cold. 3.26 By installed on production lines and various types of instrumentation equipment, production equipment and continuous automatic detection of health said on-line monitoring. Through various instrumentation and equipment outside the production line, production equipment and the necessary condition, said artificial random testing offline monitor. 3.27 Reduce the frequency of power supply, reduce the starting voltage, reducing power when the device is activated, the motor start-up mode to achieve a large smooth start.

4 Basic requirements

4.1 General Principles 4.1.1 In order to implement the principle of safety in production, preventing oxygen production, transportation, use of accidents and improve working conditions, protection of state property and Life and health of the people, promote development, formulated regulations oxygen industry. 4.1.2 professional manufacturer of oxygen equipment should hold the appropriate manufacturing license, and responsible for the quality and safety of its factory oxygen equipment, spare parts Responsible shall produce safety and quality certification and product certification, and issue the installation, operation, maintenance and other full documentation. 4.1.3 oxygen facility design unit should have the appropriate design qualification. 4.1.4 Construction, installation, maintenance units should carry out construction oxygen equipment, facilities, maintenance qualifications recognition procedures, by the higher authorities granted Registration, obtain appropriate qualifications. Construction, installation, maintenance completed, should do a good job security, quality inspection and acceptance of the transfer. FIG construction units should be Construction, in case of change, by design, construction and installation of production units tripartite agreement, after approval in writing by the design units issued or real change file CONSTRUCTION. Important changes should be reported to higher authorities for approval. 4.1.5 new construction, expansion, renovation oxygen plant (stations, workshops), should strictly enforce hazardous chemicals Project Safety relevant national licensing provisions, Its safety should be the main project designed, constructed and put into production and use. 4.1.6 oxygen production units, should choose the qualified safety assessment agencies evaluate the safety and achieved production of dangerous chemicals After the license before engaging in productive activities. 4.2 general layout 4.2.1 oxygen production sites building site selection should be consistent with the overall planning of the local urban and industrial areas, the technical and economic comparative safety assessment, Select the preferred economic, social and environmental benefits of a good and secure site. a) oxygen production sites should be chosen in the environmental clean area, and arranged annual minimum frequency in dissemination of harmful gases and solid dust source Leeward side of the wind, should consider the impact of surrounding businesses may bring security to the factory when the expansion. b) oxygen production sites should be close to the main user, and should facilitate the transport conditions of the economy. c) oxygen production and storage areas from the national railway of not less than 200m. d) oxygen production sites to consider the distance from residential noise, should be consistent with GB 12348, GB 3096 of the relevant provisions. e) oxygen production sites should have good geological conditions. Oxygen production sites should not choose the peak shock acceleration in seismogenic faults and ground Greater than or equal to 0.4g (basic earthquake intensity is greater than or equal to 9 degrees) of the earthquake zone. 4.2.2 ASU suction outlet and distribute hydrocarbon (particularly acetylene) and other harmful gas generating source should be a safe distance. Suction outlet air of harmful impurity content should be allowed to limit actual testing, comply with the requirements of Table 1. Table 1 suction outlet air content of harmful impurities in the allowable limits Name and impurity content of the formula allowable limits Acetylene C2H2 0.5 × 10-6 Methane CH4 5 × 10-6 Carbon dioxide CO2 400 × 10-6 Nitrous oxide N2O 0.35 × 10-6 Note. When the suction inlet air of harmful impurities and excessive levels can not be avoided, they should take appropriate and effective measures molecular sieve adsorption purification before the air separation unit. 4.2.3 Air Separation Unit suction outlet dust content in the air should not exceed 30mg/m3. 4.3 spacing and fire facilities category Workshop built structures fire spacing production categories, fire resistance rating and built structures and other industrial and civil facilities should comply GB 50016 of the relevant provisions. 4.3.1 production workshop built structures production category and the minimum fire rating shall comply with the provisions of Table 2. Table 2 workshop production facilities and the minimum fire rating categories Type the name of the production of the minimum fire rating main produce workshop And set Oxygen, hyperbaric oxygen plant two B Ding Lei two main plant Liquid oxygen systems B two facilities Oxygen regulator valve manifold chamber B two Filling between oxygen (oxygen filling station house), between two bus B Between nitrogen compressor, mesenchymal bottles between three busbar Group E Group E four nitrogen system facilities Argon gas between compressor, mesenchymal bottles, between bus, liquid argon system facilities Group E four Clean room argon (oxygen hydrogenation process) CPI two Production and build hydrogen storage structures CPI two Aid produce workshop Pump house, cooling towers and water treatment facilities Group E four Category D boiler room three Oxygen Factory dedicated Substations two Class C Immersed transformer room - two Note 1. LOX (liquid nitrogen, liquid argon) system facility comprising. a liqu......
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