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Manufacturing Technology Insights | Wednesday, March 22, 2023
The thorough and organized assessment helps find ways to reduce how pulp and paper processes and products affect the climate, making the industry more sustainable.
FREMONT, CA: Decarbonizing the paper and pulp industry (PPI) is not simple, and not all industry challenges are related to decarbonization. PPI must address sociotechnical problems and barriers that affect sustainability. The extraction, processing, transportation, and disposal of pulp and paper products can harm social and ecological systems. The pulp and paper business is the largest user of virgin wood, which harms human health, local flora and wildlife, and aquatic ecosystems. The comprehensive and systematic assessment identifies ways to reduce the climatic impacts of pulp and paper processes and products, making the industry more sustainable.
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The PPI's complexity hinders decarbonization: The PPI is a complex industry to decarbonize, and various factors influence optimization procedures to reduce emissions. Other processes affect industrial energy efficiency, and mechanical pulp production uses electricity the most. Preparing raw ingredients involves pulping efficiency. Debarking techniques, which separate wood and bark to increase the value of woody biomass, affect the end product's energy efficiency and quality. Whether a cradle, dry, or drum debarking procedure will affect quality and energy efficiency. Drying during production uses a lot of energy and affects paper quality.
Barriers to decarbonization: Financial and economic disincentives are significant impediments to decarbonizing the PPI. Decarbonizing the PPI is not a priority in the current economic context. Mills and equipment installed at the turn of the century will still be operational by 2050, which could affect PPI decarbonization. Others have remarked that operations and manufacturing investments aren't a priority due to declining paper and print product demand. Initial high expenses and the difficulties of repaying investments through sales are significant barriers. Access to capital, lack of support, and cost of production disruption from new technology adoption impede a low-carbon future. Insufficient R&D spending is a hurdle.
Training, capacity building, and ignorance: Trained labor to use complicated new technologies is another barrier to energy and carbon efficiency. The PPI workforce is aging, and technical roles lack succession planning. Information and management policies to improve efficiency raise other difficulties. Some facilities struggle with equipment setup and finding information on more efficient equipment. PPI lacks the skills to successfully implement biorefineries and should seek agreements with chemical manufacturers. Expanding relationships with chemical producers may help PPI learn about fuel distribution and infrastructure.
Available resources: Production resources are another impediment. The move to biorefineries is hindered by a shortage of resources and costs, mainly because other businesses compete for the same natural resources. Harvesting wood diminishes natural carbon sinks and using the wood to make short-term products (pulp, paper, and bioenergy) releases carbon into the atmosphere. Increased harvesting decreases forests' ability to sequester CO2.
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