Rich/Lean Amine Loading (RAL/LAL) refers to the amount of acid gases (CO2, H2S etc,) dissolved in a given amount of amine. RAL and LAL is a very important factor for the operation, maintenance and performance of an amine plant.

  • To remove contaminants in solution that are in an emulsion form
  • To control foaming in both absorber and in the regenerator
  • To prevent loss of production due to H2S specification problems
  • To reduce solvent losses
  • To maintain operational reliability

References

An Operational Comparison of DEA Versus Formulated High Performance Selective Amine Technology Reprint: Printed September 24, 1998