Short term, Light weight, Low volume Refrigeration Design

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SUMMARY

The discussion centers on designing a lightweight and compact refrigeration system capable of maintaining a temperature of approximately 5 degrees Celsius for 20 minutes within a shoe box-sized volume. The primary constraints include a weight limit of less than 1 kg and minimal space occupation. Participants suggest exploring advanced cooling technologies rather than traditional methods like dry ice, emphasizing the need for innovative solutions in short-term temperature control.

PREREQUISITES
  • Understanding of thermoelectric cooling systems
  • Familiarity with insulation materials and their thermal properties
  • Knowledge of lightweight materials suitable for refrigeration design
  • Basic principles of heat transfer and temperature regulation
NEXT STEPS
  • Research thermoelectric coolers (TECs) and their applications in portable refrigeration
  • Explore advanced insulation techniques to minimize thermal loss
  • Investigate lightweight materials such as aerogels for construction
  • Learn about microcontroller-based temperature control systems for precise regulation
USEFUL FOR

Engineers, product designers, and hobbyists focused on developing portable refrigeration solutions for short-term applications.

Bland67
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Hello Guys,

This is my first time posting here - just wondering if anyone has some insight on a project that I am working on. I want to be able to temperature control an insulated shoe box sized volume at ~5 degrees Celsius for about 20 minutes. The main constraints are that I would need the temperature control system to be lightweight (<1kg) and occupy only a small fraction of the shoe box volume.

Any ideas would be welcomed! I would rather not just throw a block of dry ice in the container, though.

Brandon
 
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Bland67 said:
lightweight (<1kg) and occupy only a small fraction of the shoe box volume.
Bland67 said:
just throw a block of dry ice in the container
You've about optimized it.
 

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