Patent ID: 11925914
Assignee: KEMIRA OYJ
Field: Chemical engineering (Chemistry)
Classification: CPC B  C | IPC B  C

Claim 19:
20. A method for producing performic acid, the method comprising:
providing the system of claim 1;
sending a first instruction from the automation unit to the master programmable logic controller (mPLC);
supplying (i) hydrogen peroxide from a first source, and (ii) one or more acids from a second source to each of the two or more reactor units;
sending a status of each of the two or more reactor units from each of two or more servient programmable logic controllers (sPLCs) to the mPLC;
sending a second instruction from the mPLC to each of the two or more sPLCs; and
modifying an amount of performic acid produced by at least one of the two or more reactor units based on the second instruction.