An easily adaptable or do-it-yourself (DIY) installation water cleaning device on any existing spa or pool is provided herein. The cleaning device includes an electrolysis module equipped with a particular boron-doped diamond electrode on silicum substrate. The foregoing also relates to a method to clean water on spa or pools using a water cleaning device that includes particular boron-doped diamond electrode present on the elecrolysis module. The foregoing also relates to electrolyzed bathing water for use in the treatment of inflammatory diseases of the skin and for use for use in the treatment of wound healing of the skin.

The present invention describes a PEF (pulsed electric field) chamber 1 intended for treating a flow with electric field pulses, said PEF chamber comprising a PEF treatment tube 2 and opposite electrode units 3, 4, wherein said opposite electrode units 3, 4 each has one flow receiving end 5a, 5b and one flow exit end 6a, 6b, wherein the PEF treatment tube 2 comprises exit flow portions 7a, 7b arranged subsequent to the flow exit ends 6a, 6b of the electrode units 3, 4 in the intended flow direction, and thus functioning as an extension of the opposite electrode units 3, 4 in the intended flow direction, wherein the exit flow portions 7a, 7b of the PEF treatment tube 2 are arranged to provide a geometrical narrowing 20 subsequent to the flow exit ends 6a, 6b.

The present disclosure relates to a biocide-generating device for outputting a biocide to a water system. The biocide-generating device includes a power circuit positioned within a housing that defines an electrolytic cell of the biocide-generating device.

A method for electrolysis-ozone-corrosion inhibitor/electrolysis-ozone-hydrogen peroxide-corrosion inhibitor coupling treatment on toxic and refractory wastewater includes the following steps: adding toxic and refractory wastewater to be treated into a wastewater treatment reaction tank equipped with a plate anode and a plate cathode, and starting a direct current (DC) power supply connected to the plate anode and the plate cathode to treat the toxic and refractory wastewater at an appropriate current density under stirring, during which a corrosion inhibitor and hydrogen peroxide are added to the toxic and refractory wastewater to be treated and ozone is introduced into the toxic and refractory wastewater to be treated through an aeration device. The method can increase the production rate and production quantity of free radicals in a reaction system, effectively improve the treatment efficiency for toxic and refractory wastewater, and reduce the treatment cost.

An electrochlorination system includes an electrolyzer fluidically connectable between a source of feed fluid and a product fluid outlet, and a sub-system configured to one of increase a pH of the feed fluid, or increase a ratio of monovalent to divalent ions in the feed fluid, upstream of the electrolyzer.

Disclosed herein is a wastewater treatment reactor that makes use of activated carbon as the adsorbent. The wastewater treatment reaction is suitable for use in an electrochemical advanced oxidation process and includes a cathode and anode, where the cathode is arranged to incorporate activate carbon and carbon brushes. Also disclosed herein are methods making use of the reactor for adsorption of contaminants and its regeneration.

An electrolytic cell for treating wastewater comprises an anode assembly, a cathode assembly and at least one bipolar electrode assembly placed between the anode and the cathode assembly such that the anodes of the anode assembly and the cathodes of the cathode assembly are interleaved with the bipolar plates of the bipolar electrode assembly. Each bipolar electrode assembly comprises a series of bipolar electrodes which operate as an anode or as a cathode, stacked in a vertical direction along a threaded bolt made of an electrically conductive material such that the bipolar electrodes operating as anodes are oriented in an opposite direction to the bipolar electrodes operating as cathodes and have their ends overlapping over a predetermined portion and being separated by conductive spacers. In preferred embodiments, only the anodes and the bipolar electrodes operating as anodes are coated with catalyst which saves costs and simplifies the manufacturing process.

A biocide-generating device including a housing having an inlet and an outlet. The biocide-generating device additionally including a strainer basket that mounts within an interior of the housing including parallel electrode plates positioned within an interior of the strainer basket. The biocide generating device additionally including a protective dielectric sleeve in which the electrode plates are received. The protective dielectric sleeve is positioned between the electrode plates and the strainer basket.

A capacitive adsorption module assembly is proposed. The capacitive adsorption module assembly includes a plurality of capacitive adsorption modules, each having a disk-shaped spacer configured to form a flow path through which feed flows, a cation exchange membrane attached to any one of an upper surface and a lower surface of the spacer, a first electrode attached to the cation exchange membrane, an anion exchange membrane attached to the other of the upper surface and the lower surface of the spacer, and a second electrode attached to the anion exchange membrane, wherein the capacitive adsorption modules are vertically stacked such that adjacent capacitive adsorption modules share or contact the first electrode or the second electrode, and at least one first terminal and second terminal passing through the stacked modules being provided, wherein the first terminal is electrically connected to the first electrode of an odd-numbered module, and the second terminal is electrically connected to the second electrode of an even-numbered module.

A chlorinating system includes an electrode assembly comprising a plurality electrode blades, a cap electrically and mechanically coupled to the electrode assembly, and a housing for enveloping the electrode assembly in an interior compartment of the housing. The housing exposes the electrode assembly to an inlet and outlet of the housing. The cap is removable from the housing and allows for the individual replacement of single electrode blades forming the electrode blade assembly.