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The food-process subsystem for CELSS: a conceptual analysis.

B Fu1, P E Nelson, C Mitchell

  • 1Department of Food Science, Purdue University, W. Lafayette, IN 47907, USA.

Life Support & Biosphere Science : International Journal of Earth Space
|October 1, 1995
PubMed
Summary
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Designing a food processing subsystem is crucial for controlled ecological life support systems (CELSS) on long space missions. This analysis identifies key design factors and interactions within the CELSS food system.

Area of Science:

  • Space exploration engineering
  • Life support systems
  • Food science

Background:

  • Long-duration space missions necessitate self-sustaining environments.
  • Controlled Ecological Life Support Systems (CELSS) are essential for astronaut survival.
  • Food processing is a critical component of CELSS functionality.

Purpose of the Study:

  • To identify and characterize critical factors for designing a CELSS food processing subsystem.
  • To analyze the integration and interactions of the food processing subsystem with other CELSS components.

Main Methods:

  • Literature review and analysis of existing CELSS concepts.
  • Identification of key parameters for food processing within a closed-loop system.
  • Systems engineering approach to map subsystem interdependencies.
Keywords:
NASA Discipline Life Support SystemsNASA Discipline Number 93-10NASA Program NSCORTNon-NASA Center

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Main Results:

  • Key design factors for the food processing subsystem have been identified.
  • The analysis characterizes the specific requirements and constraints for food processing in space.
  • Interactions between the food subsystem and other CELSS elements (e.g., water, air, waste management) are detailed.

Conclusions:

  • A well-designed food processing subsystem is vital for the success of CELSS.
  • Understanding subsystem interactions is crucial for optimizing overall CELSS performance.
  • This analysis provides a foundational framework for developing advanced space food systems.