US 2021/0268426 A1 · GAS ADSORPTION AND SEPARATION APPARATUS AND APPLICATIONS THEREOF

Abstract

Provided is a gas adsorption and separation apparatus, comprising an adsorption functional module (01) and a further functional module (02), wherein a main functional portion of the adsorption functional module (01) is an adsorption series (011) composed of two or more adsorption units (09) arranged in sequence; the adsorption series (011) comprises a head end (0111) and a tail end (0112); a gas to be separated passes through the adsorption series (011) in a direction from the head end (0111) to the tail end (0112); when reaching a preset degree of saturation adsorption of the adsorbate gas, the adsorption unit (09) located at the head end (0111) is detached from the adsorption series (011) and enter the further functional module (02) comprising a desorption apparatus (021), and sequentially re-enters the adsorption series (011) from the tail end (0112) after a further process treatment including a desorption treatment is completed; and each adsorption unit (09) is an adsorptive fixed bed which is composed of an adsorbent and a mechanical support structure and has a proper mechanical strength and a good permeability, the adsorption unit (09) which has completed saturated adsorption is referred to as a saturated adsorption unit (091), and the adsorption unit (09) which has completed desorption and regeneration is referred to as a regenerated adsorption unit (092).

Claims14

Dependent claims

A gas adsorption and separation apparatus, comprising an adsorption functional module and a further functional module, wherein a main functional portion of the adsorption functional module is an adsorption series composed of two or more adsorption units arranged in sequence;

the adsorption series comprises a head end and a tail end;
a gas to be separated passes through the adsorption series in a direction from the head end to the tail end;
when reaching a preset degree of saturation adsorption of the adsorbate gas, the adsorption unit located at the head end is detached from the adsorption series and enters the further functional module comprising a desorption apparatus, and sequentially re-enters the adsorption series from the tail end after a further process treatment including a desorption treatment is completed;
and each of adsorption units is an adsorptive fixed bed which is composed of an adsorbent and a mechanical support structure and has a proper mechanical strength and a good permeability, the adsorption unit which has completed saturated adsorption is referred to as a saturated adsorption unit, and the adsorption unit which has completed desorption and regeneration is referred to as a regenerated adsorption unit.

1 more element

A method for treating flue gas containing macromolecular colloids by using an adsorption concentration method, comprising the following conditions and steps:

A:
a flue gas treatment apparatus used comprises an adsorption bed for treating gas and a regeneration apparatus for regenerating an adsorbent, the adsorption bed is divided into a plurality of adsorption sections along a path through which the flue gas passes, the adsorption sections are communicated in sequence and are capable of being transferred or converted between the adsorption bed and the regeneration apparatus in sequence, the adsorption section at a flue gas inlet is an initial section, the adsorption section at a flue gas outlet is a final section, a flue gas inlet end of the adsorption bed is an initial end, and a flue gas outlet end of the adsorption bed is a final end;
B:
the flue gas containing the macromolecular colloids continuously passes through the adsorption bed, and is discharged from the flue gas treatment apparatus after the adsorption purification process is completed;
C:
when an adsorbent surface of the initial section is covered by the macromolecular colloids to a certain extent, the adsorption section is detached from the adsorption apparatus and transferred to the regeneration apparatus for desorption treatment, and a new or regenerated adsorption section is supplemented at the final end of the adsorption bed;
D:
the adsorption section that has completed adsorption and been transferred to the desorption apparatus is subjected to a normal temperature desorption treatment, and carbonization regeneration and ashing regeneration are superimposed at a desired frequency on the basis of the normal temperature desorption treatment;
and
E:
the adsorption section that has completed the above regeneration treatment re-enters the adsorption bed.

8 more elements

Dependencies are inferred from the claim text.

Gas adsorption and separation apparatus and applications thereof

Life of this patent

Gas adsorption and separation apparatus and applications thereof

Life of this patent

Abstract

Claims14