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Manufacturing Technology Insights | Wednesday, November 29, 2023
The potential for continuous improvement through APC is boundless, reaffirming that the journey toward process optimization is perpetual.
FREMONT, CA: In the relentless pursuit of efficiency and profitability, the pulp and paper industry is undergoing a seismic shift toward autonomous operations, with digitalization emerging as the linchpin of this transformation. Advanced Process Control (APC) is at the forefront of this revolution, a dynamic tool bridging the gap between low-level automation systems and high-level management. Every company in this industry must incorporate digitalization into its strategic framework, harnessing the potential of APC to unlock unprecedented gains in productivity and profitability. Mills can achieve unprecedented levels of productivity and profitability by embracing this technology.
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In the vanguard of APC lies model predictive control (MPC), a sophisticated set of algorithms rooted in process modeling. While MPC has been a stalwart in various industries, its application in the intricate realm of pulp and paper is a recent development. The intricacies of processes, replete with interdependent variables and competing objectives, have posed formidable challenges to effective control. Factors such as raw material variations, equipment aging, and ambient conditions further compound the complexity. Augmented APC with tools that fortify and enhance its adaptability rendering it more resilient in the face of complexities.
APC's versatility extends beyond fixed targets, allowing it to adapt to various conditions and ensure optimal operation and substantial cost savings without compromising quality. Virtual measurements, or soft sensors, have emerged as a game-changer in an industry where quantifying processes can be exceptionally challenging. Innovations in the paper and pulp industry enhance visibility into pulp quality, enabling real-time adjustments for more consistent processing. Pulp Tracking meticulously charts the progression of crucial pulp properties, providing critical data for various APC modules. It ensures that any deviation in pulp quality can be promptly addressed, averting downstream disruptions.
Continuous monitoring and sharing of key performance indicators are vital to sustain and enhance APC's performance post-implementation. Autonomous operations underscore the potential for long-term success through ongoing collaboration. Transparency and user-friendliness are paramount to securing operator buy-in, enabling swift and efficient deployment. Real-world success stories affirm the synergistic power of multiple APC modules, underscoring their pivotal role in streamlining operations. From significant reductions in energy consumption to substantial savings in lime usage, APC's influence is tangible and transformative. The convergence of digitalization and APC represents a watershed moment for the pulp and paper industry.
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