Patent · US Active

Energy-saving ion adsorption/desorption water purification apparatus and energy-saving water purification method

US11820680B2 · kind B2 · utility

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8Claims
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Assignee

Inventors

Key dates

Filing dateFeb 26, 2021
Grant dateNov 21, 2023
Priority date
Expiry dateOct 8, 2041

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC02F2209/006
  • WIPO fieldEnvironmental technology
  • WIPO sectorChemistry

Abstract

The present disclosure provides an energy-saving technology using switching of current of an electrode terminal, which is applied to a capacitive deionization (CDI) water purification apparatus, and control of switching of the current. The water purification apparatus includes a case 110 having an inlet 113 formed in one side thereof and an outlet 115 formed in the opposite side thereof, a plurality of electrode plates 120 accommodated in the case and stacked on one another, and an electrode terminal 130 selectively and electrically connected to the plurality of electrode plates and configured to allow direct current to flow therethrough.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.