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GBZT299.2-2017 English PDF

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GBZT299.2-2017: Guidelines for prevention and control of occupational hazards in battery manufacturing industry -- Part 2: Silicon solar cell
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Standard similar to GBZT299.2-2017

GBZ/T 300.68   GBZ/T 300.61   GBZ/T 276   GBZ/T 300.165   GB/T 299   GBZ/T 300.65   

Basic data

Standard ID GBZ/T 299.2-2017 (GBZ/T299.2-2017)
Description (Translated English) Guidelines for prevention and control of occupational hazards in battery manufacturing industry -- Part 2: Silicon solar cell
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard C52
Word Count Estimation 22,280
Date of Issue 2017-10-26
Date of Implementation 2018-05-01
Regulation (derived from) State-Health-Communication (2017) 21
Issuing agency(ies) National Health and Family Planning Commission

GBZ/T 299.2-2017: Guidelines for prevention and control of occupational hazards in battery manufacturing industry -- Part 2: Silicon solar cell


---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.
(Guidance for the prevention and control of occupational hazards in battery manufacturing - Part 2. Silicon solar cells) ICS 13.100 C 52 National Occupational Health Standards Battery Manufacturing Occupational Hazard Prevention and Control Guide Part 2. Silicon solar cells Guidelines for prevention and control of occupational hazards in battery Manufacturing industry - Part 2.Silicon solar cell 2017 - 10 - 26 released 2018 - 05 - 01 implementation National Health and Family Planning Commission of the People's Republic of China

Foreword

This part is formulated in accordance with the Law of the People's Republic GBZ /T 299 "Guidelines for the Prevention and Control of Occupational Hazards in the Battery Manufacturing Industry" is currently divided into the following two parts. -- Part 1. Battery; -- Part 2. Silicon solar cells. This part is the second part of GBZ /T 299. This part is drafted in accordance with the rules given in GB/T 1.1-2009. This section drafted by. Jiangsu Provincial Center for Disease Control and Prevention, Jiangsu Provincial Safety Production Supervision Administration, Yangzhou City Disease Prevention and Control heart. The main drafters of this section. Zhu Baoli, Gong Wei, Ni Jinling, Ye Mingxian, Zhang Xiaoling, Wang Qingqing, Cao Yongrong, Wang Xingchun, Dou Jianrui. Battery Manufacturing Occupational Hazard Prevention and Control Guide Part 2. Silicon solar cells

1 Scope

This part of GBZ /T 299 stipulates the duties, hazard identification and assessment of occupational hazard prevention and control in the silicon solar cell production industry. Assessment of protective measures, emergency rescue and prevention work. This section applies to the manufacture of silicon solar cells and the occupational hazard prevention and control of silicon solar cell module manufacturing enterprises. Battery regeneration operation.

2 Normative references

The following documents are indispensable for the application of this document. For dated references, only the dated version applies to this article. Pieces. For undated references, the latest edition (including all amendments) applies to this document. GB 2297 solar photovoltaic energy system terminology GB 4064 Safety Design Guidelines for Electrical Equipment GB 5083 General safety and hygiene design of production equipment GB/T 11651 personal protective equipment selection specification Classification and technical conditions of GB/T 16758 exhaust hood GB 15258 chemical safety label writing specification GB 15603 General rules for the storage of common dangerous chemicals GB 16483 Chemical Safety Data Sheet Preparation Regulations GB 17915 Corrosive commodity storage and maintenance technical conditions GB 17916 Poisonous commodity storage and maintenance technical conditions GB/T 18664 Selection, use and maintenance of respiratory protection products GB/T 20097 protective clothing general requirements GB/T 23466 hearing aid selection guide GB 50016 construction design fire protection specification GB 50019 Heating, Ventilation and Air Conditioning Design Code GB 50029 compressed air station design specification GB 50034 Construction Lighting Design Standard GB 50073 clean factory design specification GB/T 50087 industrial enterprise noise control design specification GB 50187 General Plan for Design of Industrial Enterprises GB 50472 Electronic Industry Cleanroom Design Code GB 50704 Silicon Solar Cell Factory Design Specification GBZ 1 industrial enterprise design hygiene standard GBZ 2.1 Exposure limits for workplace hazards Part 1. Chemical hazards GBZ 2.2 Exposure limits for workplace hazards Part 2. Physical factors GBZ 158 workplace occupational hazard warning sign GBZ 159 Sampling specification for monitoring of hazardous substances in the workplace air GBZ /T 160.6 Determination of calcium and its compounds in workplace air toxic substances GBZ /T 160.9 Determination of copper and its compounds in workplace air toxic substances GBZ /T 160.10 Determination of lead and its compounds in workplace air toxic substances GBZ /T 160.17 Determination of potassium and its compounds in workplace air toxic substances GBZ /T 160.18 Determination of sodium and its compounds in workplace air toxic substances GBZ /T 160.22 Determination of tin and its compounds in workplace air toxic substances GBZ /T 160.29 Determination of toxic substances in workplace air, inorganic nitrogen compounds GBZ /T 160.30 Determination of toxic substances in workplace air - Inorganic phosphorus compounds GBZ /T 160.33 Determination of toxic substances in workplace air toxic substances GBZ /T 160.36 Determination of toxic substances in workplace air GBZ /T 160.37 Determination of toxic substances in workplace air GBZ /T 160.48 Determination of toxic substances in workplace air GBZ 188 Occupational Health Monitoring Technical Specifications GBZ /T 189.3 Measurement of physical factors in workplace - Part 3. Power frequency electric field GBZ /T 189.8 Physical measurement of workplaces - Part 8. Noise GBZ /T 192.1 Determination of dust in workplace air - Part 1. Total dust concentration GBZ /T 194 Code of Practice for Preventing Occupational Poisoning Health Engineering in Workplaces GBZ /T 195 organic solvent workplace, individual occupational disease protective equipment use specification GBZ /T 203 High-toxic goods operation post occupational disease hazard notification specification GBZ /T 205 Code of occupational hazard protection for confined space operations GBZ /T 224 Occupational Hygiene Terminology GBZ /T 225 Employer's Guide to Prevention and Control of Occupational Diseases GBZ /T 229.1 Classification of occupational hazards in the workplace - Part 1. Productive dust GBZ /T 229.2 Classification of occupational hazards in the workplace - Part 2. Chemicals GBZ /T 229.3 Workplace occupational hazard operation classification Part 3. High temperature GBZ 230 Occupational exposure to toxicant hazard classification

3 Terms and definitions

The following terms and definitions defined in GBZ /T 224 and GB 2297 apply to this document. 3.1 Silicon solar cell A solar cell based on crystalline silicon is also called a silicon solar cell or a crystalline silicon cell. 3.2 Photovoltaic module The smallest indivisible solar cell combination device with package and internal connection that can provide DC output separately. 3.3 Antireflective coating An optical film applied to the light-receiving surface or cover sheet of a solar cell to reduce reflection of incident light. 3.4 Silver paste silver paste A slurry for making electrodes mainly composed of silver and containing other components. 3.5 Aluminum paste A slurry for making electrodes mainly composed of aluminum and containing other components. 3.6 Laminating technology A process of vacuum thermoforming of interconnected solar cells and packaging materials.

4 basic requirements

4.1 Occupational Health Protection Principles 4.1.1 Prevention and treatment according to law, prevention, prevention and treatment, classification management, and comprehensive management. 4.1.2 Unit self-discipline, full participation, continuous improvement. 4.1.3 Relying on scientific and technological progress, priority is given to the use of processes, technologies and materials that are conducive to the prevention and treatment of occupational diseases. 4.1.4 Maintain the health and related rights of workers, and pay attention to the high-risk groups of occupational diseases, especially migrant workers. 4.2 Employer duties 4.2.1 The employer shall establish an occupational health management system in accordance with the requirements of the Law on the Prevention and Control of Occupational Diseases, and establish full-time occupational health management personnel to To promote the prevention and control of occupational diseases, to ensure that workers enjoy the occupational health rights stipulated by the Law on the Prevention and Control of Occupational Diseases, accepting the government, workers and For the supervision of trade union organizations, see GBZ /T 225 for details. 4.2.2 Formulate occupational disease hazard prevention and control plans, including identification of occupational hazards and their hazards, implementation of occupational hazard prevention and control Method and schedule; conduct occupational hazard assessment of new, modified and expanded projects; implement identification, evaluation and control for occupational hazards Funding for occupational disease prevention and control such as occupational health training; ensuring that workers participate in the development of occupational hazard control plans and understand relevant content; The occupational hazard control plan is reviewed, reviewed and revised at least once a year, with changes in work tasks, procedures and jobs. Time improvement; revision of occupational hazard control plan should consider new materials and new materials that can eliminate or reduce occupational hazards in the silicon solar cell manufacturing industry. Process, new technology and new equipment. 4.2.3 The employer shall perform possible occupational contact identification for each worker, including listing the positions of the silicon solar cell manufacturing industry. Work list, description of work tasks and procedures. Personal protective equipment is not considered when identifying occupational hazards. according to The results of the identification of occupational hazards, the implementation of occupational disease hazard factors control plans in the workplace, the development and improvement of occupational safety and health operations Procedures to provide workers with workplaces that meet occupational safety and health requirements. 4.2.4 Conduct occupational safety and health training. The person in charge of the enterprise shall participate in the occupational health legal knowledge and health protection knowledge training; Trained full-time occupational health management personnel; workers engaged in silicon solar cell manufacturing should participate in dust, noise, high temperature, poison Training and legal and regulatory education on occupational disease hazard protection knowledge; occupational health knowledge training is retrained once a year, and training recording. 4.2.5 Conduct occupational health education. According to the occupational characteristics of the occupational group, carry out health knowledge and Education of protective knowledge so that individual groups can establish self-care awareness, improve self-care level, and motivate them to take the initiative Preventive measures to prevent damage to health caused by various occupational disease hazards, enterprises should pay attention to the health promotion work of employees. 4.2.6 Pay industrial injury insurance for workers and implement occupational disease treatment for occupational patients. 4.2.7 Conduct occupational health surveillance for workers in accordance with the requirements of GBZ 188. 4.2.8 Do a good job in recording, reporting and transferring files of occupational diseases. 4.2.9 Notification of occupational hazards to workers, including. a) When entering into a labor contract, the occupational hazard factors and their hazards and preventive measures that may be in contact with the operation process should be reported as Know the laborer and write it in the labor contract; b) The labor contract should also clarify the employer's occupational disease prevention responsibilities and obligations, such as improving production processes and establishing safety and health operations. Procedures, work practices and occupational health systems and their standards, providing workers with occupational safety and health working conditions and work cycles Circumstances, the characteristics of production and operation of enterprises and relevant regulations to distribute personal protective equipment and harmful work allowances to workers, It is true that the employer shall bear the corresponding responsibilities for failing to perform the terms of the contract; c) Establish a bulletin board to announce occupational health management systems and operational procedures; d) occupational diseases in texturing, diffusion, cleaning, vapor deposition, single string welding, acid and alkali, hazardous chemical storage, wastewater treatment, etc. The workplace where the hazard factors are located, the monitoring data of occupational hazards are published, and according to the requirements of GBZ 158 and GBZ /T 203, Set warning signs to clarify preventive measures; e) Provide qualified personal protection for workers according to the requirements of GB/T 18664, GB/T 11651, GB/T 20097 and GB/T 23466 Protective products. 4.2.10 Regularly maintain and inspect occupational disease prevention facilities and make relevant records. 4.3 Laborer's duties 4.3.1 Actively participate in the formulation of the employer's occupational health management system and occupational hazard control plan. 4.3.2 Safety production operation procedures should be observed. Occupational health and safety hazards should be reported in a timely manner and actively involved in the elimination of hidden dangers. jobs Develop good safety and hygiene habits. 4.3.3 When an occupational hazard accident occurs in the workplace, it shall immediately report to the supervisory management personnel according to the emergency plan and stop the operation. To the danger of elimination. 4.3.4 Actively participate in and cooperate with the occupational health technical services provided by the employer, such as occupational health examination, occupational health training, occupational diseases Hazard detection, etc. 4.3.5 Properly use, maintain and store personal protective equipment as required. 4.4 Supplier and Contractor Responsibilities 4.4.1 Silicone solar cell production The main raw materials and production equipment suppliers shall provide safety technical specifications and production equipment instructions. The book clarifies the occupational disease hazards and protective measures. Safety technical specifications and production equipment instructions shall comply with GB 15258, GB Requirements for 16483. 4.4.2 The supplier shall provide the technical parameters of the personal protective equipment and the instructions for use in Chinese, and train the workers to use and maintain them properly. 4.4.3 Outsourcing (such as acid and alkali handling, wastewater treatment, etc.) The operation contractor should clarify the responsibilities and measures for occupational health protection. 4.5 Industry Association, Society Responsibilities 4.5.1 Industry associations and associations related to the silicon solar cell industry shall formulate policies and laws not lower than the national policies according to the characteristics of the industry. Regulations, standards and industry guidance documents of this standard, strengthen industry self-discipline, regulate industry behavior, and maintain fair competition. 4.5.2 Organize the employers in the industry to implement relevant national policies, regulations and standards, strengthen occupational health training, and carry out scientific and technological Exchange activities, promote the application of various technical standards and scientific and technological achievements, and provide policy recommendations for national revision of occupational health standards. 4.5.3 Provide information services and technical consultation for industry associations and member institutions of the Society, and guide member units to strengthen occupational health capacity building. 4.6 Trade union duties 4.6.1 Establish trade union organizations as required, and establish a labor protection supervision and inspection network. 4.6.2 Carry out democratic management, democratic supervision, conduct equal consultations, and sign collective contracts. 4.6.3 The trade union organization shall carry out mass occupational health supervision, and focus on checking whether the workshop has occupational health supervisors, organization and work system. Whether the degree is reasonable, whether the personal protective equipment is distributed according to the standard, whether the health care allowance is paid in full and on time, the locker room, the bath room and the rest Whether the sanitation facilities such as the room are available, whether the prevention and control measures are implemented, whether the occupational contraindications and occupational diseases are properly handled and placed. 4.6.4 Collect and analyze workers' opinions and suggestions on occupational health, and propose measures to properly solve them.

5 Hazard identification and risk assessment of occupational exposure

5.1 Identification of Occupational Disease Hazard Factors in Typical Silicon Solar Cell Production Process 5.1.1 Workplaces and posts in which major occupational disease hazards exist 5.1.1.1 Silicon solar cell production mainly includes cell sheet production workshop, component production workshop and auxiliary production workshop. 5.1.1.2 The main positions of the cell production workshop include. texturing, phosphorus diffusion, etching, anti-reflection film, screen printing, battery segmentation Selection, battery pack packaging. The main positions of the component production workshop include electrode processing, wafer sorting, glass cutting, welding, lamination, and gluing. Lamination, component packaging. The main positions in the auxiliary production workshop include mortar preparation, chemical storage, power, equipment maintenance, wastewater treatment, etc. (Refer to Appendix A). 5.1.1.3 Silicon solar cell production has a variety of occupational hazards, including chemically hazardous substances (including dust and chemical factors), Reasonable factors, bad ergonomics, mainly include the following. - Dust mainly includes silicon nitride dust and electric welding fumes; --Chemical substances mainly include hydrochloric acid, hydrofluoric acid, nitric acid, sulfuric acid, phosphoric acid, sodium hydroxide, potassium hydroxide, calcium hydroxide, and nitrogen oxides. Compound, phosphorus oxychloride, ammonia, silane, chlorine, phosphorus pentoxide, metaphosphoric acid, fluorosilicic acid, carbon tetrafluoride, silver paste, aluminum paste, pine oil Alcohol, ethanol, methanol, lead, tin dioxide, copper smoke, etc.; - Physical factors are mainly noise, high temperature and heat radiation; -- Bad ergonomics operations include load-bearing operations, simple repetitive tasks, and poor posture. 5.1.1.4 In the production of silicon solar cells, the same post may be exposed to a variety of occupational hazards, and the same occupational hazard may Exist in different workplaces, see Appendix B, Appendix C for details. 5.1.2 Major health damage 5.1.2.1 The main health damages of silicon solar cell production are occupational noise, occupational poisoning, contact dermatitis, chemical skin burning. Injury, chemical eye burns and acute poisoning. 5.1.2.2 Workers of different types of work face different occupational health risks. 5.2 Identification methods for occupational hazards 5.2.1 Interview with workers to understand general operating procedures, possible occupational hazards and their health effects, and workers Occupational health needs. 5.2.2 Review occupational health monitoring, occupational health surveillance and occupational disease analysis reports, and analyze the development trend of occupational diseases in the silicon solar cell industry. Identify high-risk groups, high-risk activities and operations, check occupational disease reports and data archiving procedures in the silicon solar cell industry, and evaluate the silicon sun The effect of preventive and control measures in the battery industry. 5.2.3 Inspect the entire production process according to the processes of procurement, transportation, storage, processing, processing and disposal, and determine the occupation Hazard to critical control areas. 5.2.4 Check the layout of the workplace, the mode of operation and all sources that may cause occupational hazards, including production processes, equipment, Materials, products, by-products, labor conditions and production environment, identify the types of jobs and related risks of the highest occupational exposure in the silicon solar cell industry The mastery of the occupational protection knowledge of the silicon solar cell industry, the attitudes and behaviors of the employees, and the list of work types. 5.3 Risk assessment Identify occupational hazards and conduct risk assessments to determine the level of risk for occupational groups in the silicon solar cell manufacturing industry. Determine the necessary measures to eliminate the hazard or reduce the risk, and as the basis for the employer to develop an annual occupational hazard control plan. Risk assessment includes. -- The source and contact methods of occupational disease hazards in the solar cell manufacturing industry in the workplace. -- Physicochemical properties, hazard levels, distribution in the workplace, concentration or concentration of occupational disease hazards in the silicon solar cell manufacturing industry Strength and trends and characteristics of the production process. Sampling and measurement of occupational disease hazards shall be in accordance with GBZ 159, GBZ /T 160.6, GBZ /T 160.9, GBZ /T 160.10, GBZ /T 160.17, GBZ /T 160.18, GBZ /T 160.22, GBZ /T 160.29, GBZ /T 160.30, GBZ /T 160.33, GBZ /T 160.36, GBZ /T 160.37, GBZ /T 160.48, GBZ /T 189.3, GBZ /T 189.8, GBZ /T 192.1 and other standards are implemented. -- Exposure to a variety of occupational hazards. -- Factors affecting occupational exposure, including workplace layout, labor organization, mode of operation, occupational safety and health practices, Lighting, cleaning and finishing of workplaces, personal protective equipment and occupational hazard protection facilities. -- Employer responsible person, occupational health management personnel and laborers concerned about the occupational protection knowledge of silicon solar cell manufacturing industry Grip and occupational health training. -- Whether the various types of production equipment and protective equipment used increase or decrease the risk of occupational exposure. -- Implementation of current occupational exposure risk control measures. -- The health level of workers and the incidence of past occupational diseases. -- According to the above information, classify and manage jobs, and determine whether new preventive and control measures are needed, occupational harmful factors For the classification and classification methods, please refer to GBZ /T 225, GBZ /T 229.1, GBZ /T 229.2, GBZ /T 229.3, GBZ 230. Such as standard implementation.

6 Typical silicon solar cell production process occupational health protection measures

6.1 General requirements 6.1.1 Protection principles 6.1.1.1 Priority is given to the use of advanced production processes, technologies and non-toxic (harmful) or low-toxic (hazardous) raw materials (eg lead-free silver paste, no Lead welding rods and new equipment to eliminate or reduce occupational hazards; for processes, technologies and raw materials that do not meet the requirements, The characteristics of production process and occupational disease hazard factors are designed according to the provisions of GB/T 16758, GB 50019, GB 50073, GBZ /T 194. Take appropriate protective measures against dust, anti-virus, noise, heat, and ventilation to make occupational hazards in the workplace where workers are active The level meets the requirements of GBZ 2.1 and GBZ 2.2; if the contact concentration of workers is not expected to meet the requirements, it should be based on actual contact conditions. First of all, we should actively improve engineering and technical measures, and take effective personal protective measures with reference to the requirements of GBZ /T 195. Personal protective equipment See Appendix B for the selection. 6.1.1.2 Site selection, plant layout, production equipment, protective facilities, lighting, and man-machines for silicon solar cell production and construction projects Ergonomic requirements, the design of the auxiliary room is based on GBZ 1, GB/T 50087, GBZ /T 194, GB 5083, GB 50016, GB 50187, The provisions of GB 50034, GB 50073, GB 50704 are implemented. 6.1.2 Site selection 6.1.2.1 The location of silicon solar energy production enterprises shall be based on the provisions of GBZ 1, GB 50472 and GB 50704, combined with...

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