胶合板行业清洁生产评价指标体系建立与应用

Establishment and application of assessment indicator system of cleaner production in plywood industry

  • 摘要: 胶合板行业面临管理粗放、生产效率低下及污染管控薄弱等问题,亟需以清洁生产审核为抓手,推动行业绿色低碳高质量发展。现行GB/T 29904—2013《人造板工业清洁生产评价指标体系》适用于所有人造板生产企业清洁生产审核,行业针对性和可操作性较差,需进一步优化和明确评价指标的基准值。结合胶合板行业的工艺现状,通过资料调研、现场走访及测试、问卷调查和专家咨询等方法,分析各生产环节主要污染物产生及能源消耗情况,立足绿色循环低碳发展要求,基于源头、过程和末端全过程系统理念,构建一套胶合板行业清洁生产评价指标体系。一级指标包括生产工艺及装备、能源消耗、原/辅料消耗、资源消耗与综合利用、污染物产生与排放、碳排放、产品特征和清洁生产管理8类;二级指标隶属于一级指标,包括23项具体的评价指标,涵盖对企业节能减排和产品质量有重大影响的9项限定性指标。应用本指标体系对胶合板企业进行清洁生产审核,指导企业挖掘清洁生产潜力和机会,支撑胶合板行业清洁生产创新审核。

     

    Abstract: The plywood industry faces problems such as extensive management, low production efficiency and weak pollution control. It is critical to use cleaner production audit as the starting point to promote the green, low-carbon and high-quality development of the industry. The current national standard Assessment Indicator Frame of Cleaner Production for Wood-based Panel Industry (GB/T 29904-2013) is applicable to the cleaner production audit of all wood-based panel production companies. However, it has poor industry specificity and operability, and the benchmark values of the assessment indicators need to be further optimized and clarified. Combined with the current technological status of plywood industry, the main pollutant generation and energy consumption in each production link were analyzed through data research, on-site visits and tests, questionnaires, and expert consultation. Based on the current requirements of green, circular and low-carbon development and the whole process system concept of source, process and end, a relatively scientific and highly operable cleaner production assessment indicator system for the plywood industry was developed. The first-level indicators included 8 categories, i.e. production technology and equipment, energy consumption, raw/auxiliary material consumption, resource consumption and comprehensive utilization, pollutant generation and emission, carbon emissions, product characteristics, and cleaner production management; the second-level indicators belonged to the first-level indicators, with 23 specific assessment indicators proposed, covering 9 restrictive indicators that had a significant impact on corporate energy conservation, emission reduction and product quality. This indicator system was applied to conduct cleaner production audits of plywood companies, guiding them to explore cleaner production potentials and opportunities, and supporting the innovation audit of cleaner production in plywood industry.

     

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