WO2017186980A1 - Réacteur électrolytique pour la production d'eau désinfectée et de désinfectant - Google Patents

Réacteur électrolytique pour la production d'eau désinfectée et de désinfectant Download PDF

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Publication number
WO2017186980A1
WO2017186980A1 PCT/ES2016/070335 ES2016070335W WO2017186980A1 WO 2017186980 A1 WO2017186980 A1 WO 2017186980A1 ES 2016070335 W ES2016070335 W ES 2016070335W WO 2017186980 A1 WO2017186980 A1 WO 2017186980A1
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WO
WIPO (PCT)
Prior art keywords
chamber
electrolytic reactor
anolytic
reactor according
anode
Prior art date
Application number
PCT/ES2016/070335
Other languages
English (en)
Spanish (es)
Inventor
Antonio CUEVAS CUADRADO
Original Assignee
Cuevas Cuadrado Antonio
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Cuevas Cuadrado Antonio filed Critical Cuevas Cuadrado Antonio
Priority to PCT/ES2016/070335 priority Critical patent/WO2017186980A1/fr
Publication of WO2017186980A1 publication Critical patent/WO2017186980A1/fr

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/467—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction

Definitions

  • the technical sector of the invention is, within the chemical industry, that of water purification and the production of disinfectants and, in general, for the synthesis of chemical products by ionic separation, such as for example medicines.
  • the present invention relates to an electrolytic reactor for disinfection of disinfected and disinfectant water, based on electrolytic cells, by treating at least one brine of a first metal salt, by a main inlet mouth of the cell and is subjected to the action of electric fields, being separated, by effect of the chemical electroactivation of water, in; a catholyte, containing cations, or disinfectant, protruding from at least one catholic chamber; and an anolyte, containing anions, or disinfected water, protruding from at least one anolytic chamber,
  • WO2013135923 A1
  • ECAS electrochemical activation of aqueous solutions
  • the device includes an electrochemical cell for the treatment of an aqueous solution of sodium chloride, which enters through an intake nozzle and is subjected to the action of an electric field.
  • the cell separates the solution into a flow of catholyte, or disinfected water, which contains positive ions, which leaves a catholic chamber of the cell through a catholyte outlet; and a flow of disinfectant anolyte, with negative ions, leaving the anolytic chamber.
  • the anolytic and catholytic chambers are separated by a semi-permeable membrane that is permeable to ions.
  • the cell includes an outer tube for the recirculation of the catholyte towards an entrance of the anolytic chamber, for the recirculation of a fraction of the catholyte.
  • the objective of the present invention is to provide an electrolytic reactor for water disinfection, by chemical electroactivation of water, which allows manufacturing devices of smaller size and weight, and with an improved yield in disinfected and disinfectant water production.
  • the object of the present invention is a portable device for the production of disinfected and disinfectant water, of the type indicated at the beginning, which essentially is characterized by the characterizing part of claim 1.
  • Fig. 1 is a schematic elevation view and partial section showing a realization of a device for the production of disinfected and disinfectant water according to the present invention
  • Fig. 2 is a perspective and exploded view, showing externally, and approximately to scale, the device of Fig. 1.
  • catholyte C1, C2
  • disinfectant protruding from at least one catholic chamber (3, 3 '), through respective outputs (18 and 17), as seen in Fig. 1; Y
  • an anolyte (A1, A2), containing anions, or disinfected water, protruding from at least one catholic chamber (5, 5 '), through respective outlets (19 and 17), as seen in Fig. 1 ..
  • the reactor comprises 4 chambers (3, 3 ', 5, 5') and only three electrodes, because, as will be explained, the cathodes (9 and 9 ') are only one.
  • the reactor (100) comprises two consecutive electrochemical cells (1, 1 '), each of which in turn comprises:
  • the second electrochemical cell (1 ') at least a second anolytic chamber (3') and a second catholytic chamber (5 '), concentric with each other and separated from each other by a second semipermeable membrane (7'), whose anode ( 8 ') is in an external metal part (1 1') of the electrolytic reactor (100), and whose cathode (9 ') coincides with the cathode (9) of the first electrolytic cell (1).
  • the electrolytic reactor (100) has a conduit (28), connected to the outlet (18) for the recirculation of the first catholyte (C1) produced in the first catholytic chamber (5 ') towards the inlet (15) of the first anolytic chamber (3).
  • the conduit (28) there is a first mixer (20), to mix the first recirculated catholyte (C1), with a second salt and, possibly, with the second catholyte ( C2) produced in the second catholytic chamber (5 ') of the second electrolytic cell (1'), which exits through the outlet (17).
  • conduit (27) for recirculation of the second catholyte (C2) towards the entrance (12) of the second anolytic chamber (3') .
  • This conduit comprises a section (22) for introducing the second recirculated catholyte (C2) into the first mixer (20), where mixing of the first recirculated catholyte (C1) with the second recirculated catholyte (C2) occurs.
  • conduit (27) comprises an intermediate washer of H2 (4), for the removal of H2 (g) from the second recolculated catholyte (C2).
  • a second mixer (21) Interposed in this conduit (26) there is a second mixer (21), to mix the second recirculated catholyte (C2), with a third salt (S3) dissolved in water, forming a second brine that is introduced into the second catholic chamber (5 ').
  • the semipermeable membranes (7, 7 ') comprise at least two superimposed layers: a catalysis layer and one and a support layer, provided with hardener elements, such as, for example, graphene, CO (graphene oxide); C02 (graphene dioxide); C02 (graphite dioxide); Al dioxide; Zn, Ti dioxide, traces of iridium and / or traces of ruthenium,
  • the electrolytic reactor (100) has a general cylindrical shape, and the elements are tubular cylindrical * and are concentrically arranged around the first anode (8) and from the inside out: first anode (8), first anolytic chamber (3), first semipermeable membrane (7), first catholytic chamber (5), cathodes (9, 9 '), second catholytic chamber (5'), second semipermeable membrane (7 '), second anolytic chamber (3 '), and second anode (8').
  • the assembly is mounted on a support shaft (25) mounted at its ends on sealing caps (24).
  • Electrodes 23, 24 of power supply of at least the anodes (8, 8 ') and single cathode (9, 9') of both electrolytic cells.
  • the reactor (100) has a general shape of a polygonal base prism, in the that the elements are of polygonal section, and are concentrically arranged around the first anode (8) and from the inside out: first anode (8), first anolytic chamber (3), first semipermeable membrane (7), first catholic chamber (5) ), cathodes (9, 9 '), second catholytic chamber (5'), second semipermeable membrane (7 '), second anolytic chamber (3'), second anode (8 ').
  • the double electrolytic cell reactor (1, 1 ') could comprise a third electrochemical cell, in which, around the second anode (8'), there is successively arranged, a third anolytic chamber, a third semipermeable membrane, a third catholic chamber and a third cathode.
  • the second anode (8 ') could coincide with the anode of the third electrolytic cell.
  • the electrolytic reactor (100) of the present invention in addition to the production of disinfected water and disinfectant, could also be used for the synthesis of chemicals by ionic separation, such so that the anolyte (A1, A2) can be a vehicle for other products, such as medicines, etc.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)

Abstract

Réacteur électrolytique pour la production d'eau désinfectée et de désinfectant. L'invention concerne un dispositif transportable pour la production d'eau désinfectée et de désinfectant, formé d'un réacteur électrolytique qui comporte deux cellules électrochimiques consécutives (1,1'), la première cellule électrochimique comprenant une première chambre à anolyte (3) et une première chambre à catholyte (5) concentriques et séparées par une première membrane semi-perméable (7), son anode (8) étant disposée au centre (10) du réacteur (100), sa cathode (9) étant formée dans une pièce métallique concentrique, et la seconde cellule électrochimique (1 ') comprenant au moins une seconde chambre à anolyte (3') et une seconde chambre à catholyte (5') concentriques et séparées par une seconde membrane semi-perméable (7'), son anode (8') étant formée dans une partie métallique externe (11 ') du réacteur électrolytique (100) et sa cathode (9') coïncidant avec la cathode (9) de la première cellule électrolytique (1).
PCT/ES2016/070335 2016-04-29 2016-04-29 Réacteur électrolytique pour la production d'eau désinfectée et de désinfectant WO2017186980A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/ES2016/070335 WO2017186980A1 (fr) 2016-04-29 2016-04-29 Réacteur électrolytique pour la production d'eau désinfectée et de désinfectant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/ES2016/070335 WO2017186980A1 (fr) 2016-04-29 2016-04-29 Réacteur électrolytique pour la production d'eau désinfectée et de désinfectant

Publications (1)

Publication Number Publication Date
WO2017186980A1 true WO2017186980A1 (fr) 2017-11-02

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/ES2016/070335 WO2017186980A1 (fr) 2016-04-29 2016-04-29 Réacteur électrolytique pour la production d'eau désinfectée et de désinfectant

Country Status (1)

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WO (1) WO2017186980A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5427667A (en) * 1992-04-03 1995-06-27 Bakhir; Vitold M. Apparatus for electrochemical treatment of water
US6033539A (en) * 1998-08-21 2000-03-07 Gablenko; Viacheslav G. Units for electro-chemical synthesis of water solution
US20110259760A1 (en) * 2010-04-22 2011-10-27 Spraying Systems Co. Electrolyzing system
WO2013135923A1 (fr) * 2012-03-16 2013-09-19 Un-One Sistems Technics, S.L. Dispositif destiné à la production de désinfectant et d'eau désinfectée au moyen de l'activation électrochimique de solutions aqueuses
US20130341201A1 (en) * 2012-06-21 2013-12-26 Proteus Solutions, Llc Parallel cell electrochemical production of modified anolyte solution

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5427667A (en) * 1992-04-03 1995-06-27 Bakhir; Vitold M. Apparatus for electrochemical treatment of water
US6033539A (en) * 1998-08-21 2000-03-07 Gablenko; Viacheslav G. Units for electro-chemical synthesis of water solution
US20110259760A1 (en) * 2010-04-22 2011-10-27 Spraying Systems Co. Electrolyzing system
WO2013135923A1 (fr) * 2012-03-16 2013-09-19 Un-One Sistems Technics, S.L. Dispositif destiné à la production de désinfectant et d'eau désinfectée au moyen de l'activation électrochimique de solutions aqueuses
US20130341201A1 (en) * 2012-06-21 2013-12-26 Proteus Solutions, Llc Parallel cell electrochemical production of modified anolyte solution

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