Electrolysis cell, electrolysis device for chlor-alkali electrolysis and use of an electrolysis cell for chlor-alkali electrolysis

Abstract

An electrolysis cell for chlor-alkali electrolysis, including an anode chamber for accommodating an anode and for accommodating an electrolytic solution, wherein the anode chamber includes a circulation structure for improving circulation of the electrolytic solution and at least one baffle plate for improving horizontal homogeneity of the electrolytic solution.

1 .- 9 . (canceled) 
     
     
         10 . An electrolysis cell for chlor-alkali electrolysis, comprising:
 an anode chamber including an anode and configured for having an electrolytic solution therein, wherein the anode chamber comprises a circulation structure configured for improving circulation of the electrolytic solution and at least one baffle plate for improving horizontal homogeneity within the electrolytic solution regarding concentration of chemical molecules, density or temperature, wherein the circulation structure and the at least one baffle plate are separate structures, wherein the anode and the circulation structure extend along a height section of the anode chamber,   wherein the circulation structure divides the anode chamber into an upflow section and a downflow section,   wherein the at least one baffle plate is arranged with a slope smaller than 45° compared to a horizontal line,   wherein the at least one baffle plate is arranged such that a stream from at least one inlet of the anode chamber collides with the baffle plate,   wherein the at least one baffle plate is arranged such that a stream of electrolytic solution from the circulation structure collides with the baffle plate.   
     
     
         11 . The electrolysis cell of claim  1 , wherein the circulation structure is arranged in parallel to the anode. 
     
     
         12 . The electrolysis cell of claim  1 , wherein a ratio of a cross section of the upflow section to a cross section of the downflow section is less than 1. 
     
     
         13 . The electrolysis cell of claim  1 , wherein the circulation structure has a height of 50 to 100%, of a height of the anode. 
     
     
         14 . The electrolysis cell of claim  1 , wherein the circulation structure is configured for supporting the anode. 
     
     
         15 . The electrolysis cell of claim  1 , wherein the circulation structure forms at least one downcomer within the anode chamber. 
     
     
         16 . The electrolysis cell of claim  1 , wherein the at least one downcomer includes a V-shape. 
     
     
         17 . An electrolysis device for chlor-alkali electrolysis, comprising a plurality of electrolysis cells of claim  1 . 
     
     
         18 . A method of chlor-alkali electrolysis using an electrolysis device of claim  8 .