From Lab to Industry: Scale-up Considerations

Learning Outcomes

Knowledge and Understanding

• Explain the fundamental principles governing the scale-up of bioprocesses from laboratory to industrial scale.
• Describe key engineering parameters including mass transfer, heat transfer, mixing, and oxygen transfer in bioreactors.
• Analyse the impact of scale on biological system performance, including microbial physiology and productivity.
• Evaluate bioreactor design, operation strategies, and process control systems used in industrial bioproduction.
• Understand downstream processing techniques and their integration into large-scale production systems.

Skills

• Apply scale-up criteria and engineering principles to design and optimize bioprocesses.
• Analyse and troubleshoot issues related to mixing, oxygen limitation, and process heterogeneity at large scale.
• Design strategies for process monitoring, control, and automation in industrial bioreactors.
• Evaluate downstream processing options for efficient product recovery and purification.
• Assess techno-economic feasibility and performance of scaled-up bioprocesses.

Competencies

• Critically evaluate scale-up strategies and industrial case studies.
• Make informed decisions when addressing challenges related to process robustness, reproducibility, and variability.
• Integrate regulatory requirements, quality assurance, and good manufacturing practices into process design.
• Collaborate effectively with multidisciplinary teams in translating laboratory research into industrial applications.

Module Syllabus

• Introduction to Bioprocess Scale-up – Differences between laboratory, pilot, and industrial scales; key challenges in translating laboratory results to industrial processes.
• Bioreactor Design and Configuration – Types of bioreactors used in industrial biotechnology and their operational characteristics.
• Mass Transfer and Oxygen Transfer in Bioreactors – Gas–liquid transfer phenomena, oxygen limitation, and strategies for optimizing oxygen delivery.
• Mixing, Hydrodynamics, and Shear Effects – Fluid dynamics in bioreactors and their influence on microbial and cell culture performance.
• Heat Transfer and Process Temperature Control – Thermal management in large-scale bioreactors and implications for biological systems.
• Scale-up Criteria and Engineering Parameters – Approaches to scale-up including constant power input, constant oxygen transfer coefficient, and geometric similarity.
• Process Monitoring and Control Strategies – Sensors, automation, and digital tools for controlling large-scale bioprocesses.
• Downstream Processing at Industrial Scale – Separation, purification, and product recovery strategies for large-scale production.
• Process Robustness, Reproducibility, and Regulatory Considerations – Quality control, regulatory frameworks, and good manufacturing practices in industrial biotechnology.
• Techno-Economic Considerations in Scale-up – Cost analysis, productivity metrics, and economic feasibility of industrial bioprocesses.
• Industrial Case Studies: From Discovery to Commercialization – Examples of successful translation of laboratory discoveries into industrial bioprocesses.

Suggested Bibliography

• Shuler ML, Kargi F (2017) Bioprocess engineering: basic concepts. 3rd ed. Prentice Hall, Upper Saddle River.
• Nielsen J, Keasling JD (2016) Engineering cellular metabolism. Cell 164:1185–1197.
• Doran PM (2013) Bioprocess engineering principles. 2nd ed. Academic Press, London.
• Villadsen J, Nielsen J, Lidén G (2011) Bioreaction engineering principles. 3rd ed. Springer, New York.