Chamber Carbon Dioxide and Ventilation

Abstract

Maintenance of atmospheric carton dioxide (CO2) concentrations within physiologically acceptable limits is critical to the safe operation of hyperbaric chambers and manned diving systems. Quantitative understanding of CO2 accumulation in such systems is required to specify minimum ventilation rates and CO2 scrubbing capacities. Quantitative expressions are derived for computing the maximum carbon dioxide partial pressure (Pco2) attained ins well-stirred chamber at constant temperature and pressure during continuous and intermittent ventilation and for estimating the time course of CO2 accumulation in such a chamber where an internal scrubber continuously removes CO2.

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Document Details

Document Type
Technical Report
Publication Date
Nov 01, 2004
Accession Number
ADA442939

Entities

People

  • Wayne A. Gerth

Organizations

  • United States Navy Experimental Diving Unit

Tags

Communities of Interest

  • C4I

DTIC Thesaurus Topics

  • Availability
  • Carbon Dioxide
  • Chambers
  • Classification
  • Differential Equations
  • Efficiency
  • Equations
  • Gases
  • Hyperbaric Chambers
  • Metabolism
  • Partial Pressure
  • Production
  • Production Rate
  • Rate Of Consumption
  • Security
  • Standards
  • Steady State

Readers

  • Cardiovascular Physiology
  • Combustion science or combustion engineering.
  • Marine Mammal Biology