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GUNT Gas Absorption Unit, CO₂-Air Separation with Water Solvent and Regeneration

The GUNT Gas Absorption unit demonstrates the process of removing gaseous components, specifically CO₂, from an air stream using a water solvent. This trainer allows for real-time observation of gas-liquid absorption and regeneration cycles. With comprehensive instrumentation and sample ports, it offers ideal hands-on experience for students in chemical engineering, environmental engineering, and process technology.

Product Features

  • Generates an adjustable CO₂-air mixture using controlled valves and visible flow rate indicators
  • Compressor feeds gas mixture into the lower section of the absorption column for counterflow separation
  • Water used as the solvent to absorb CO₂ from the gas mixture
  • Charged water flows into a desorption column for solvent regeneration
  • Regeneration via temperature increase and pressure reduction to release absorbed CO₂
  • Heater controls the water temperature; water jet pump creates vacuum in the desorption column
  • Recirculation pump feeds regenerated water back into the absorption column
  • Continuously monitored flow rate, pressure, and temperature throughout the process
  • Two-section column includes U-tube manometers for displaying pressure losses in each section
  • Sample outlets allow collection of gas and liquid for performance evaluation
  • Includes a hand-held gas measuring device for on-site CO₂ concentration analysis

Benefits

  • Complete cycle demonstration from absorption to desorption and solvent regeneration
  • Ideal for studying mass transfer, gas-liquid equilibrium, and column efficiency
  • Practical sample ports support hands-on data collection and process evaluation

Why Choose the GUNT Gas Absorption Unit?

This trainer provides a robust setup to explore CO₂ removal via absorption and regeneration. The clearly structured design, visible instrumentation, and sample access offer excellent educational value. Ideal for chemical and process engineering labs, it supports deep understanding of gas-liquid interactions and environmental process optimization.

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