FI20225406A1 - Flow through device, system for providing ozone and method for providing ozone - Google Patents

Flow through device, system for providing ozone and method for providing ozone Download PDF

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Publication number
FI20225406A1
FI20225406A1 FI20225406A FI20225406A FI20225406A1 FI 20225406 A1 FI20225406 A1 FI 20225406A1 FI 20225406 A FI20225406 A FI 20225406A FI 20225406 A FI20225406 A FI 20225406A FI 20225406 A1 FI20225406 A1 FI 20225406A1
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Finland
Prior art keywords
liquid
flow
inlet
anode
ozonation
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FI20225406A
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Finnish (fi)
Swedish (sv)
Inventor
Raine Hermans
Sami Tuominen
Original Assignee
Aeropod Oy
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Priority to FI20225406A priority Critical patent/FI20225406A1/en
Priority to PCT/FI2023/050252 priority patent/WO2023218126A1/en
Publication of FI20225406A1 publication Critical patent/FI20225406A1/en

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    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
    • C01B13/10—Preparation of ozone
    • C01B13/11—Preparation of ozone by electric discharge
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
    • A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
    • A61L2/03—Electric current
    • A61L2/035—Electrolysis
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
    • A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
    • A61L2/18—Liquid substances or solutions comprising solids or dissolved gases
    • A61L2/183—Ozone dissolved in a liquid
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
    • A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
    • A61L2/20—Gaseous substances, e.g. vapours
    • A61L2/202—Ozone
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
    • A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
    • A61L2/22—Phase substances, e.g. smokes, aerosols or sprayed or atomised substances
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L9/00—Disinfection, sterilisation or deodorisation of air
    • A61L9/015—Disinfection, sterilisation or deodorisation of air using gaseous or vaporous substances, e.g. ozone
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L9/00—Disinfection, sterilisation or deodorisation of air
    • A61L9/14—Disinfection, sterilisation or deodorisation of air using sprayed or atomised substances including air-liquid contact processes
    • 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
    • C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
    • 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
    • C02F1/46104—Devices therefor; Their operating or servicing
    • C02F1/46109—Electrodes
    • 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
    • C02F1/4672—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation
    • 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
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/13—Ozone
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
    • C25B11/02—Electrodes; Manufacture thereof not otherwise provided for characterised by shape or form
    • C25B11/03—Electrodes; Manufacture thereof not otherwise provided for characterised by shape or form perforated or foraminous
    • C25B11/031—Porous electrodes
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B15/00—Operating or servicing cells
    • C25B15/08—Supplying or removing reactants or electrolytes; Regeneration of electrolytes
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
    • C25B9/13—Single electrolytic cells with circulation of an electrolyte
    • C25B9/15—Flow-through cells
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
    • C25B9/17—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof
    • 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
    • C02F1/46104—Devices therefor; Their operating or servicing
    • C02F1/46109—Electrodes
    • C02F2001/46133—Electrodes characterised by the material
    • C02F2001/46138—Electrodes comprising a substrate and a coating
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/78—Details relating to ozone treatment devices
    • C02F2201/782—Ozone generators

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Water Supply & Treatment (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Inorganic Chemistry (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)

Abstract

The invention relates to a flow through device (1) arranged to create bubbles to a liquid. The flow through device (1) further having the ozonation space (4) arranged between a first liquid inlet (2) and a first liquid outlet (3). The ozonation space (4) is provided with an ozonation cell (5) for forming bubbles comprising ozone in the liquid. The ozonation cell (5) being adapted to fill the ozonation space (4) so that the ozonation cell (5) forms flow paths (9) through the ozonation space (4) from first liquid inlet (2) to first liquid outlet (3). The flow through device (1) further comprises a nano bubble unit (300) in connection with the first liquid outlet (3). The invention further relates to a method for providing ozone and a system for providing ozone.

Description

FLOW THROUGH DEVICE, SYSTEM FOR PROVIDING OZONE AND METHOD FOR
PROVIDING OZONE
FIELD OF THE INVENTION
The present invention relates to a flow through device and more particularly to a flow through device according to preamble of claim 1.
The present invention further relates to a system for providing ozone and more particularly to a system for providing ozone according to preamble of claim 9.
The presentinvention further relates to a method for providing ozone — and more particularly to a method for providing ozone according to preamble of claim 11.
BACKGROUND OF THE INVENTION
In recent years, micro bubbles have been used in various fields, for — example, in water purification, wastewater treatment, or fish raising.
A bubble generator described in Japanese Patent No. 6108526 utilizes a piezoelectric device to generate micro bubbles. A bubble generator described in
Japanese Unexamined Patent Application Publication No. 2018-094543 includes a gas introducing section in which ozone is generated by irradiation of deep ultraviolet light and introduced into a liquid. The introduction of ozone generates micro bubbles.
One of the problems associated with the prior art is that it is difficult to
N produce ozone efficiently such that benefits of ozone is gained as ozone is very
S unstable... d 25 2 BRIEF DESCRIPTION OF THE INVENTION
E An object of the present invention is to a flow through device, a method c for providing ozone and a system for providing ozone so as to solve or at least
S alleviate the prior art disadvantages. The objects of the invention are achieved by
N 30 a flow through device which is characterized by what is stated in the independent
S claim 1. The objects of the invention are further achieved by a system for providing ozone which is characterized by what is stated in the independent claim 9. The objects of the invention are further achieved by a method for providing ozone which is characterized by what is stated in the independent claim 11. The preferred embodiments of the invention are disclosed in the dependent claims.
The invention is based on the idea of providing a flow through device arranged to create bubbles to a liquid, the flow through device comprising a first liquid inlet for receiving the liquid to the flow through device and a first liquid outlet for discharging the liquid from the ozonation space. The flow through device further having an ozonation space arranged between the first liquid inlet and the first liquid outlet, the ozonation space is provided with a ozonation cell comprising a cathode element and an anode element, the anode element comprising an ion — exchange film for forming bubbles comprising ozone in the liquid, the ozonation cell being adapted to fill the ozonation space so that the ozonation cell forms flow paths through the ozonation space from first liquid inlet to first liquid outlet. The flow through device further comprises a nano bubble unit in connection with the first liquid outlet.
In one embodiment, the ion exchange film of the anode element being partially homogeneous membrane.
The partially homogenous membrane remains active even it is contact with air.
In alternative embodiment, the anode element comprises one or more anode plates, the ion exchange film of the anode element being partially homogeneous membrane and the ion exchange film is provided on the one or more anode plates.
Anode plates provide supporting structure for the ion exchange film.
In another alternative embodiment, the anode element comprises one or more anode plates, and the ion exchange film is provided on the one or more
N anode plates.
N [n yet another alternative embodiment, the anode element comprises
S one or more anode plates, the ion exchange film is provided on one or more anode 2 plates, the anode plates being metal sheets and the ion exchange film comprises 18
I 30 -24wt% 0,35 -45 wt% Si, 1-2 wt% Fe, 4 - 9 wt % Zn, 25 - 30 wt % Sn and 0-0,2 > wt% impurities, based on the total weight of the ion exchange film. > The ion exchange film having the above mention composition remains
O active even it is contact with air.
S In yet another alternative embodiment, the anode element comprises one or more anode plates, the ion exchange film is provided on one or more anode plates, the anode plates being metal sheets, and the ion exchange film comprises
21-23 wt% 0,39 - 41 wt% Si, 1-2 wt% Fe, 6 - 8 wt % Zn, 28 - 30 wt % Sn. 0,1 - 0,2 wt% Cu with the proviso that the above mentioned components of the ion exchange film taken together adds up to 100 wt%.
The ion exchange film having the above mention composition remains active even it is contact with air.
In one embodiment, the cathode element comprises one or more cathode plates.
The cathode in form of plates provides sufficient surface for ozonation.
In an alternative embodiment, the cathode element comprises one or more cathode plates made of stainless steel.
Stainless steel is material which remains active in the ozonation space.
In another alternative embodiment, the cathode element comprises one or more cathode plates made of AISI304 or AISI316 stainless steel.
In one embodiment, the flow paths are provided between the cathode element and the anode element.
The flow paths provide ozonation for a liquid flow which is arranged to be flowed through the flow through device
In alternative embodiment, the flow paths are provided between the cathode element and the anode element, and the cathode element, anode element and the flow paths providing one or more ozonation channels.
The one or more ozonation channels provide a path for a liquid flow which is arranged to be flowed through the flow through device
In another alternative embodiment; the flow paths are provided
N between the cathode element and the anode element, and the cathode element,
N anode element and the flow paths providing one or more ozonation channels and
S the one or more ozonation channels fill the ozonation space. 2 In a yet another alternative embodiment, the cathode element and the
E 30 anode element extending between the first liquid inlet and the first liquid outlet > and the flow paths are provided between the cathode element and the anode
S element.
O That provides a device for treating between 500 I and 35001 of liquid
S in an hour.
In a yet another alternative embodiment, the cathode element and the anode element extending between the first liquid inlet and the first liquid outlet and the flow paths are provided between adjacent cathode plates and the anode plates.
That provides a device for treating between 500 I and 3500 1 of liquid in an hour.
In a yet another alternative embodiment, the cathode element and the anode element extending between the first liquid inlet and the first liquid outlet and the cathode element comprises between 3 pcs. and 14 pcs. cathode plates, the anode element comprises between 2 pcs. and 13 pcs. anode plates, and the flow paths are provided between adjacent cathode plates and the anode plates.
That provides a device for treating between 500 1 and 35001 of liquid in an hour.
In a yet another alternative embodiment the cathode element and the anode element extending between the first liquid inlet and the first liquid outlet and the cathode element comprises between 3 pcs. and 14 pcs. cathode plates, the anode element comprises between 2 pcs. and 13 pcs. anode plates, and the flow paths are provided between adjacent cathode plates and the anode plates, the cathode plates having a first cathode plate end and a second cathode plate end, the cathode plates extending between the first cathode plate end and the second cathode plate end in a direction between the first liquid inlet and the first liquid outlet, the anode plates having a first anode plates end and a second anode plates end, the anode plates extending between the first anode plates end and the second anode plates end in a direction between the first liquid inlet and the first liquid outlet.
That provides a device for treating between 500 1 and 35001 of liquid
N in an hour.
N In a yet another alternative embodiment the cathode element and the
S anode element extending between the first liguid inlet and the first liguid outlet 2 and the cathode element comprises between 3 pcs. and 14 pcs. cathode plates, the
E 30 anode element comprises between 2 pcs. and 13 pcs. anode plates, and the flow > paths are provided between adjacent cathode plates and the anode plates, the
S cathode plates having a first cathode plate end and a second cathode plate end, the
O cathode plates extending between the first cathode plate end and the second
S cathode plate end in a direction between the first liquid inlet and the first liquid outlet, the anode plates having a first anode plates end and a second anode plates end, the anode plates extending between the first anode plates end and the second anode plates end in a direction between the first liquid inlet and the first liquid outlet.
That provides an efficient device for treating between 500 1 and 35001 of liquid in an hour. 5 In one embodiment, the flow through device further comprises a first electricity inlet electrically connected to the anode element and a second electricity inlet electrically connected to cathode element.
Electrical energy is used to drive a non-spontaneous reaction.
In an alternative embodiment, the flow through device further comprises first electricity inlet electrically connected to the anode element, a second electricity inlet electrically connected to cathode element, a direct electric current source providing an electricity energy to the first electricity inlet and the second electricity inlet, and an electricity inlet switch arranged to turn on and off the electricity energy to the first electricity inlet and the second electricity inlet.
The electricity inlet switch enables turning off the flow through device when it is empty.
In another alternative embodiment, the flow through device further comprises first electricity inlet electrically connected to the anode plates, a second electricity inlet electrically connected to the cathode plates, a direct electric current source providing an electricity energy to the first electricity inlet and the second electricity inlet, an electricity inlet switch arranged to turn on and off the electricity energy to the first electricity inlet and the second electricity inlet, and the direct electric current source is arranged to provide a flow of electrons towards the second electricity inlet.
In one embodiment, the flow through device further comprises a nano
N bubble unit in connection with the first liguid outlet.
N Surprisingly, ozone in the nano bubble is more stable than ozone in 3 micro bubbles. 2 In an alternative embodiment, the flow through device further
E 30 comprises a nano bubble unit in connection with the first liquid outlet, the nano > bubble unit is arranged to provide nano bubbles.
S In another alternative embodiment, the flow through device further
O comprises a nano bubble unit in connection with the first liguid outlet, and nano
S bubble unit is arranged to produce nano bubbles from micro bubbles.
In a yet another alternative embodiment, the flow through device further comprises a nano bubble unit connected to the first liguid outlet, and nano bubble unit is arranged to produce nano bubbles from micro bubbles.
In a yet another alternative embodiment, the flow through device further comprises a nano bubble unit connected directly to the first liquid outlet, and nano bubble unit is arranged to produce nano bubbles from micro bubbles.
Directly connected nano bubble unit increases efficiency of the flow through device.
In a yet another alternative embodiment, the flow through device further comprises a nano bubble unit connected to the first liquid outlet, and nano bubble unit is arranged to provide the liquid with bubbles having a diameter in the range of 50 nm and 150 nm or in the range of 50 nm and 100 nm or in the range of 70 nm and 120 nm.
In one embodiment, the nano bubble unit comprises a flow through channel.
This enables treating a flow of a liquid with the nano bubble unit.
In an alternative embodiment, the nano bubble unit comprises a flow through channel comprising a convergent portion in connection with the first liquid outlet, the nano bubble unit comprises a divergent portion and the nano bubble unit comprises a throat portion between the convergent portion and the divergent portion.
In an another alternative embodiment, the nano bubble unit comprises a flow through channel comprising a convergent portion in connection with the first liquid outlet, the nano bubble unit comprises a divergent portion and the nano bubble unit comprises a throat portion between the convergent portion and the divergent portion.
N In a yet another alternative embodiment, the nano bubble unit
N comprises a flow through channel, and the flow through channel comprises a
S convergent-divergent nozzle. 2 The convergent-divergent nozzle efficiently decreases sizes of bubbles
E 30 In a yet another alternative embodiment, the nano bubble unit > comprises a flow through channel comprising a convergent portion in connection
S with the first liquid outlet, the nano bubble unit comprises a divergent portion and
O the nano bubble unit comprises a throat portion between the convergent portion
S and the divergent portion.
In a yet another alternative embodiment, the nano bubble unit comprises a flow through channel comprising a convergent portion, a divergent portion and a throat portion, the convergent portion extending between the throat portion and the first liquid outlet, the divergent portion extending from the throat portion in a direction away from the first liquid outlet, the convergent portion tapering towards the throat portion, and the divergent portion tapering towards the throat portion.
In a yet another alternative embodiment, the nano bubble unit comprises a flow through channel comprising a convergent portion in connection with the first liquid outlet, the nano bubble unit comprises a divergent portion and the nano bubble unit comprises a throat portion between the convergent portion and the divergent portion, the nano bubble unit comprises a second liquid outlet, and the divergent portion extending between the second liquid outlet and the throat portion.
In a yet alternative embodiment, the nano bubble unit comprises a flow through channel comprising a convergent portion, a divergent portion and a throat — portion, the convergent portion extending between the throat portion and the first liquid outlet, and the divergent portion extending from the throat portion in a direction away from the first liquid outlet.
The flow through channel comprising the nano bubble unit comprises a flow through channel comprising a convergent portion, a divergent portion and a throat portion efficiently decreases sizes of bubbles.
In one embodiment, the flow through device comprises a service inlet.
In an alternative embodiment, the flow through device comprises a service inlet for cleaning inner part of the flow through device.
In another alternative embodiment, the flow through device comprises — a service inlet, the service inlet is provided in the vicinity or in connection with the
N first liguid outlet.
N In a yet another alternative embodiment, the flow through device
S comprises a service inlet, the service inlet is provided in the vicinity or in 2 connection with the first liguid inlet.
E 30 The present invention further relates to a system for providing ozone. > The system comprises a flow through device comprising a first liquid inlet for
S receiving the liquid to the flow through device and a first liquid outlet for
O discharging the liguid from the ozonation space, the flow through device having an
S ozonation space arranged between the first liquid inlet and the first liquid outlet, the ozonation space is provided with a ozonation cell comprising a cathode element and an anode element, the ozonation cell being adapted to fill the ozonation space, the ozonation cell forms flow paths through the ozonation space between the first liquid inlet and the first liquid outlet. The flow through device further comprises a nano bubble unit in connection with the first liquid outlet. The system comprises a liquid delivery arrangement arranged to deliver the liquid from the flow through device.
In one embodiment, the system comprises a liquid delivery arrangement arranged to deliver the liquid with bubbles comprising ozone from the flow through device.
In one embodiment, the system comprises a liquid delivery arrangement arranged to deliver the liquid comprising bubbles comprising ozone from the flow through device.
In one embodiment, the flow through device being in a vertical position.
In one embodiment, the flow through channel of the nano bubble unit being in a vertical position.
This reduces risk of air in the flow through device.
In one embodiment, the system for providing ozone comprises any above disclosed embodiment of a flow through device.
The present invention further relates to a method for providing ozone.
The method being carried out with a flow through device comprising a first liquid — inlet for receiving the liquid to the flow through device and a first liquid outlet for discharging the liquid from the ozonation space, the flow through device having an ozonation space arranged between the first liquid inlet and the firstliquid outlet, the ozonation space is provided with a ozonation cell comprising a cathode element and an anode element, the ozonation cell being adapted to fill the ozonation space so that the ozonation cell forms flow paths through the ozonation
N space from the first liguid inlet to the first liguid outlet. The flow through device
N further comprises a nano bubble unit in connection with the firstliguid outlet. The
S method comprises the steps of supplying liguid through a liguid inlet to a flow 2 through device; directing the liguid through the flow paths provided to an
E 30 ozonation space; providing the liquid in the ozonation space with bubbles > comprising ozone; and decreasing the size of the bubbles comprising ozone. g
O In one embodiment, the method further comprises the step of providing
S the liquid coming to the first liquid inlet flowing through the flow paths before — being discharged through the first liquid outlet.
In an alternative embodiment, the method further comprises the step of providing the liquid coming to the first liquid inlet flowing constantly through the flow paths before being discharged through the first liquid outlet.
In another alternative embodiment, the method further comprises the step of providing the liquid coming to the first liquid inlet flowing periodically through the flow paths before being discharged through the first liquid outlet.
In a yet another alternative embodiment, the method further comprises the step of providing the liquid coming to the first liquid inlet flowing continuously through the flow paths before being discharged through the first liquid outlet.
In one embodiment, the method further comprises the step of decreasing the size of the bubbles in the liquid.
In an alternative embodiment, the method further comprises the step of providing the liquid with bubbles having a diameter between 50 nm and 150 nm; or
In another alternative embodiment, the method further comprises the step of providing the liquid with bubbles having a diameter between 70 nm and 120 nm.
In a yet another alternative embodiment, the method further comprises the step of providing the liquid with bubbles having a diameter between 50 nm and 100 nm.
Surprisingly, the ozone in nano bubble being more stable than ozone in micro bubbles.
In one embodiment, the method further comprises collecting the liquid comprising bubbles comprising ozone.
This enables transporting the liquid comprising bubbles comprising
N ozone.
N In an alternative embodiment, the method further comprises the step
S of spraying the liguid comprising bubbles comprising ozone. 2 This kills harmful microbes.
E 30 In another alternative embodiment, the method further comprises the > step of spraying the liquid comprising bubbles comprising ozone on food.
S This extending a shelf time of the food.
O In ayetanother alternative embodiment, the method further comprises
S the step of spraying the liquid comprising bubbles comprising ozone on plant; or
In a yet another alternative embodiment, the method further comprises the step of providing a surface of a seed, a vegetable, a fruit or a berry with the liquid comprising bubbles comprising ozone.
In a yet another alternative embodiment, the method further comprises the step of providing a surface of food with the liquid comprising bubbles comprising ozone.
In a yet another alternative embodiment, the method further comprises the step of spreading the liquid comprising bubbles comprising ozone on a surface.
This reduces amount of harmful microbes on the surface so that of cleaning agent does not form a film on the surface.
In a yet another alternative embodiment, the method further comprises the step of forming drops from the liquid comprising bubbles comprising ozone.
In one embodiment, the method further comprises the steps of filling the ozonation space with the liquid, and providing an electricity energy to the first electricity inlet and the second electricity inlet from the direct electric current source to the first electricity inlet and to the second electricity inlet after the ozonation space being filled with the liquid.
The flow through device may be occasionally without liquid when the ion exchange film partially homogeneous membrane and electricity energy flow to the flow through device is turned off. The electricity energy flow is turned on when the flow through device being filled with liquid.
In one embodiment, the method being carried out with any above disclosed embodiment of a flow through.
In one embodiment, the method being carried out with any above disclosed embodiment of a system for providing ozone.
An advantage of the invention is that it provides a flow through device, method for providing ozone and a system for providing ozone such that ozone is
N produced efficiently. Furthermore, ozone is provided into liguid in a form which
N enables utilizing ozone in various applications.
S Furthermore, nano bubbles comprising ozone is produced in 2 connection with production of ozone. Therefore, alot of the ozone is instantly in
E 30 — the nano bubbles which increases stability of ozone. = Furthermore, the invention provides instant use of the ozone. Thus, less > ozone will be decomposed before the ozone is used.
LÖ
N BRIEF DESCRIPTION OF THE DRAWINGS
N The invention is described in detail by means of specific embodiments — with reference to the enclosed drawings, in which
Figures 1 - 4 show schematically side views of a flow through device according to different embodiments of the present invention; and
Figures 5 and 6 show schematically side views of a system for providing ozone according to different embodiments of the present invention.
DETAILED DESCRIPTION OF THE INVENTION
Figure 1 shows schematically a side view of a flow through device according to one embodiment of the present invention.
The flow through device 1 is arranged to create bubbles to a liquid. The flow through device 1 comprising a firstliquid inlet 2 for receiving the liquid to the flow through device 1 and a first liquid outlet 3 for discharging the liquid from the ozonation space 4 characterized in that the flow through device 1 further having an ozonation space 4 arranged between the first liquid inlet 2 and the first liquid outlet 3, the ozonation space 4 is provided with a ozonation cell 5 comprising a cathode element 6 and an anode element 7, the anode element 7 comprising an ion exchange film 8 for forming bubbles comprising ozone in the liquid, the ozonation cell 5 being adapted to fill the ozonation space 4 so that the ozonation cell 5 forms flow paths 9 through the ozonation space 4 from first liquid inlet 2 to first liquid outlet 3.
In one embodiment, the liquid being water or filtered water or distilled water.
In one embodiment, the first liquid inlet 2 is connected to water pipe for providing water to the flow through device 1.
Ozone or trioxygen, is an inorganic molecule with the chemical formula 03. It is a pale blue gas with a distinctively pungent smell.
N 25 Ozone is a powerful oxidant (far more so than dioxygen) and has many
N industrial and consumer applications related to oxidation. This same high oxidizing 3 potential, however, causes ozone to damage mucous and respiratory tissues in
O animals, and also tissues in plants, above concentrations of about 0.1 ppm.
I An electrolytic cell is an electrochemical cell that uses electrical energy & 30 —todrive a non-spontaneous redox reaction. It is often used to decompose chemical 8 compounds. According to the present invention the ozonation cell 5 is an
D electrolytic cell which is arranged to decompose of liquid into gas comprising a ozone.
N In one embodiment, the liguid being water, the ozonation cell 5 is arranged to decompose some of the water molecules H20 into hydroxyl radicals
OH and oxygen O. Oxygen O further composes ozone 03 Bubbles comprising ozone being micro-bubbles. Micro-bubbles are small bubbles with a diameter between 0,001 mm to 0,01 mm.
In other words, the liquid being an electrolyte. The ozonation cell 5 is arranged to form bubbles comprising ozone in a flowing water.
In one embodiment, the ion exchange film 8 of the anode element 7 being partially homogeneous membrane.
If the membrane material only contains the ion-exchanging material, it is called a homogeneous ion-exchange membrane. If the ion-exchange material is embedded in an inert binder, it is called a heterogeneous ion-exchange membrane.
In other words, a chemical structure of a heterogeneous ion-exchange membrane is not uniform.
Features and structure of a partially homogeneous membrane is between the homogeneous ion-exchange membrane and the heterogeneous ion- exchange membrane. In other words, a partially homogeneous membrane comprises polymer material forming the membrane integrated with active groups of ion-exchange material without chemical bonding between polymer material and the active groups of ion-exchange material. The polymer material and the active groups of ion-exchange material are produced by dissolving the polymer material and the active groups of ion-exchange material with same solvent.
In one embodiment, the anode element 7 comprises one or more anode plates 11, the ion exchange film 8 of the anode element 7 being partially homogeneous membrane and the ion exchange film 8 is provided on the one or more anode plates 11.
N In one embodiment, the anode element 7 comprises one or more anode
N plates 11, and the ion exchange film 8 is provided on the one or more anode plates 3 11, 2 In one embodiment, the anode element 7 comprises one or more anode
E 30 plates 11, the ion exchange film 8 is provided on one or more anode plates 11, the > anode plates 11 being metal sheets and the ion exchange film 8 comprises 18 - 24 > wt% 0,35 - 45 wt% Si, 1-2 wt% Fe, 4 - 9 wt % Zn, 25 - 30 wt % Sn and 0-0,2 wt%
O impurities, based on the total weight of the ion exchange film 8.
S In one embodiment, the anode element 7 comprises one or more anode — plates 11, the ion exchange film 8 is provided on one or more anode plates 11, the anode plates 11 being metal sheets, and the ion exchange film 8 comprises 21 - 23 wt% O, 39-41 wt% Si, 1-2 wt% Fe, 6-8 wt % Zn, 28 - 30 wt % Sn. 0,1 - 0,2 wt%
Cu with the proviso that the above mentioned components of the ion exchange film 8 taken together adds up to 100 wt%.
In one embodiment, the flow through device 1 is arranged to receive between 500 and 35001 in an hour.
The anode plates 11 are shown in figure 3.
In one embodiment, the flow through device 1 further comprises a flow through device wall 15. The flow through device wall 15 extending between the first liquid inlet 2 and the first liquid outlet 3. The flow through device wall 15 — providing a watertight channel from the first liquid inlet 2 to the first liquid outlet 3. In the context of this application the watertight channel means that water or similar liquid remains in the water tight channel until the water or similar liquid enters to the first liquid outlet 3.
In one embodiment, a flow through device wall 15 is made of metal or — stainless steel or polymer material.
In one embodiment, the flow through device 1 comprises an electricity insulation between the first electricity inlet 113 and flow through device wall 15 and an electricity insulation between the second electricity inlet 103 and flow through device wall 15.
In one embodiment, the electricity insulation is made of polymer. In one embodiment, the electricity insulation is made of material comprising polytetrafluoroethylene (PTFE).
In one embodiment, the flow through device 1 comprises an anode element insulation between the anode element 7 and the flow through device wall 15. In other words, the anode element 7 is connected to the flow through device
N wall 15 with the anode element insulation, the anode element insulation is made
N of material which insulating electricity.
S In one embodiment, the anode element insulation is made of polymer. 2 In one embodiment, the anode element insulation is made of material comprising
I 30 — polytetrafluoroethylene (PTFE). > In one embodiment, the flow through device 1 comprises a cathode
S element 6 insulation between the cathode element 6 and the flow through device
O wall 15. In other words, the cathode element 6 is connected to the flow through
S device wall 15 with the cathode element insulation, the cathode element insulation is made of material which insulating electricity.
In one embodiment, the cathode element insulation is made of polymer.
In one embodiment, the cathode element insulation is made of material comprising polytetrafluoroethylene (PTFE).
Figure 2 shows schematically a side view of a flow through device according to one embodiment of the present invention. It should be noted that embodiments shown in figure 2 may be incorporated into the embodiments shown in figure 1.
In one embodiment, the flow through device 1 further comprises a first electricity inlet 113 electrically connected to the anode element 7 and a second electricity inlet 103 electrically connected to cathode element 6.
In one embodiment, the flow through device 1 further comprises a direct electric current source 200 providing an electricity energy to the first electricity inlet 113 and the second electricity inlet 103, and an electricity inlet switch 201 arranged to turn on and off the electricity energy to the first electricity inlet 113 and the second electricity inlet 103.
In one embodiment, the first electricity inlet 113 and the second electricity inlet 103 are made of stainless steel.
In one embodiment, the direct electric current source 200 is arranged to provide a flow of electrons towards the second electricity inlet 103.
In other words, a negative terminal of the direct electric current source 200 is electrically connected to the second electricity inlet 103.
In one embodiment, the direct electric current source 200 is arranged to provide an electric power having 10 - 30 voltage and current of 25 - 55 ampere.
In one embodiment, the direct electric current source 200 is arranged to provide an electric power having an electric potential between 10 V and 30 V and a current between 25 and 55 A.
N In one embodiment, the electric potential being adjustable between 12
N V and 24 V and the current being constant.
S In one embodiment, the electric potential is arranged to be adjustable 2 between 12 V and 24 V based on an amount of impurities in the water.
E 30 In one embodiment, the flow paths 9 are provided between the cathode > element 6 and the anode element 7.
S In other words, the liquid is arranged to be flowed between the cathode
O element 6 and the anode element 7.
S In one embodiment, the flow paths 9 are provided between the cathode element 6 and the anode element 7, and the cathode element 6, anode element 7 and the flow paths 9 providing one or more ozonation channels 12.
In other words, the liquid is arranged to be flowed between the cathode element 6 and the anode element 7 and the liquid in the one or more ozonation channels 12 is arranged to be provide with ozone.
In one embodiment, the flow paths 9 are provided between the cathode element 6 and the anode element 7, and the cathode element 6, anode element 7 and the flow paths 9 providing one or more ozonation channels 12 and the one or more ozonation channels 12 form the ozonation space 4.
In one embodiment, the cathode element 6 and the anode element 7 extending between the first liquid inlet 2 and the first liquid outlet 3 and the flow paths 9 are provided between the cathode element 6 and the anode element 7.
In one embodiment, the cathode element 6 and the anode element 7 extending from the first liquid inlet 2 to the first liquid outlet 3 and the flow paths 9 are provided between the cathode element 6 and the anode element 7.
In one embodiment, the cathode element 6 and the anode element 7 extending between the first liquid inlet 2 and the first liquid outlet 3, the cathode element 6 and the anode element 7 extending from the vicinity of the first liquid inlet 2 to the vicinity of the first liquid outlet 3 and the flow paths 9 are provided between the cathode element 6 and the anode element 7.
In one embodiment, the cathode element 6 and the anode element 7 extending between the first liquid inlet 2 and the first liquid outlet 3, the cathode element 6 and the anode element 7 are connected to the first liquid inlet 2 and to the first liquid outlet 3, and the flow paths 9 are provided between the cathode element 6 and the anode element 7.
In one embodiment, the flow through device 1 comprises a service inlet 400.
N In one embodiment, the flow through device 1 comprises a service inlet
N 400 for cleaning inner part of the flow through device 1.
S In one embodiment, the service inlet 400 is provided in the vicinity or 2 in connection with the first liguid outlet 3.
E 30 In one embodiment, the flow through device 1 comprises a service inlet > 400, the service inlet 400 is provided in the vicinity or in connection with the first
S liquid inlet 3.
In other words, the service inlet 400 is typically a pipe having a valve so
S that valve is arranged to be opened and closed and the liguid for a service purpose may be provided inside the flow through device 1.
Figure 3 shows schematically a side view of a flow through device according to one embodiment of the present invention. It should be noted that embodiments shown in figure 3 may be incorporated into the embodiments shown in figures 1 and 2.
In one embodiment, the cathode element 6 comprises one or more cathode plates 10.
In one embodiment, the cathode element 6 comprises one or more cathode plates 10 made of stainless steel.
In one embodiment, the cathode element 6 comprises one or more cathode plates 10 made of AISI304 or AISI316 stainless steel.
In one embodiment, the cathode element 6 and the anode element 7 extending between the first liquid inlet 2 and the first liquid outlet 3 and the flow paths 9 are provided between adjacent cathode plates 10 and the anode plates 11. or
In one embodiment, the cathode element 6 and the anode element 7 extending between the first liquid inlet 2 and the first liquid outlet 3 and the cathode element 6 comprises between 3 pcs. and 14 pcs. cathode plates 10, the anode element 7 comprises between 2 pcs. and 13 pcs. anode plates 11, and the flow paths 9 are provided between adjacent cathode plates 10 and the anode plates 11.
In one embodiment, the cathode plates 10 having a first cathode plate end 101 and a second cathode plate end 102, the cathode plates 10 extending between the first cathode plate end 101 and the second cathode plate end 102 in a direction between the first liquid inlet 2 and the first liquid outlet 3, the anode plates 11 having a first anode plates end 111 and a second anode plates end 112, the anode plates 11 extending between the first anode plates end 111 and the
N second anode plates end 112 in a direction between the first liguid inlet 2 and the
N first liguid outlet 3. 3 In one embodiment, the cathode element 6 and the anode element 7 2 extending between the first liguid inlet 2 and the first liguid outlet 3 and the
E 30 cathode element 6 comprises 9 pcs. cathode plates 10, the anode element 7 > comprises 3 pcs. anode plates 11, and the flow paths 9 are provided between
S adjacent cathode plates 10 and the anode plates 11.
O In one embodiment, the cathode plates 10 comprising a cathode plate
S length between the first cathode plate end 101 and the second cathode plate end 102, and the cathode plate length being between 15 cm and 25 cm or between 10 cm and 50 cm.
In one embodiment, the cathode plates 10 having a cathode plate width in a direction transverse relative to a direction between the first cathode plate end 101 and the second cathode plate end 102, and the cathode plate width being between 2 cm and 15 cm or between 3 cm and 8 cm. In other words, the cathode plate width being a distance between the sides of the cathode plate 10. The sides 104 of the cathode plate extending between the first cathode plate end 101 and the second cathode plate end 102.
In one embodiment, the anode plates 11 comprising an anode plate length between the first anode plate end 111 and the second anode plate end 112, and the anode plate length being between 15 cm and 25 cm or between 10 cm and 50 cm.
In one embodiment, the anode plates 11 having a anode plate width in a direction transverse relative to a direction between the first anode plate end 111 and the second anode plate end 112, and the anode plate width being between 2 cm and 15 cm or between 3 cm and 8 cm. In other words, the anode plate width being a distance between the sides of the anode plate 11. The sides 114 of the anode plate extending between the firstanode plate end 1011 and the second anode plate end 112.
Figure 4 shows schematically a side view of a flow through device according to one embodiment of the present invention. It should be noted that embodiments shown in figure 4 may be incorporated into the embodiments shown in figures 1, 2 and 3.
In one embodiment, the flow through device 1 further comprises a nano bubble unit 300 in connection with the first liquid outlet 3.
In one embodiment, the nano bubble unit 300 is connected with a
N thread to the first liguid outlet 3.
N In one embodiment, the first liquid outlet 3 comprising compatible 3 thread with the nano bubble unit 300. 2 In one embodiment, the flow through device 1 further comprisesa nano
E 30 — bubble unit 300 in connection with the first liquid outlet 3, the nano bubble unit > 300 is arranged to provide nano bubbles.
S In one embodiment, the flow through device 1 further comprises a nano
O bubble unit 300 in connection with the first liguid outlet 3, and nano bubble unit
S 300 is arranged to produce nano bubbles from micro bubbles.
In one embodiment, the flow through device 1 further comprises a nano bubble unit 300 connected to the firstliquid outlet 3, and nano bubble unit 300 is arranged to produce nano bubbles from micro bubbles.
In one embodiment, the flow through device 1 further comprises a nano bubble unit 300 connected directly to the first liquid outlet 3, and nano bubble unit 300 is arranged to produce nano bubbles from micro bubbles.
In one embodiment, the flow through device 1 further comprises a nano bubble unit 300 connected to the first liquid outlet 3, and nano bubble unit 300 is arranged to provide the liquid with bubbles having a diameter in the range of 50 nm and 150 nm or in the range of 50 nm and 100 nm or in the range of 70 nm and 120 nm.
In one embodiment, the nano bubble unit 300 comprises a flow through channel 301.
In one embodiment, the nano bubble unit 300 comprises a nano bubble unit shell 306 providing a flow through channel 301. In other words, the nano bubble unit shell 306 being a wall which is arranged to form the flow through channel 301.
In one embodiment, the nano bubble unit shell 306 is made of metal.
In one embodiment, the nano bubble unit 300 comprises a flow through channel 301 comprising a convergent portion 302 in connection with the first liquid outlet 3, the nano bubble unit 300 comprises a divergent portion 303 and — the nano bubble unit 300 comprises a throat portion 304 between the convergent portion 302 and the divergent portion 303.
In one embodiment, the nano bubble unit 300 comprises a flow through channel 301 comprising a convergent portion 302 in connection with the first liquid outlet 3, the nano bubble unit 300 comprises a divergent portion 303 and the nano bubble unit 300 comprises a throat portion 304 between the convergent
N portion 302 and the divergent portion 303.
N In one embodiment, the nano bubble unit 300 comprises a flow through
S channel 301 comprising a convergent portion 302 in connection with the first 2 liguid outlet 3, the nano bubble unit 300 comprises a divergent portion 303 and
E 30 — the nano bubble unit 300 comprises a throat portion 304 between the convergent > portion 302 and the divergent portion 303.
S In one embodiment, the nano bubble unit 300 comprises a flow through
O channel 301 comprising a convergent portion 302 in connection with the first
S liquid outlet 3, the nano bubble unit 300 comprises a divergent portion 303 and — the nano bubble unit 300 comprises a throat portion 304 between the convergent portion 302 and the divergent portion 303, the nano bubble unit 300 comprises a second liquid outlet 305, and the divergent portion 303 extending between the second liquid outlet 305 and the throat portion 304.
In an alternative embodiment, the nano bubble unit 300 comprises a mixer arranged to produce nano bubbles.
In another alternative embodiment, the nano bubble unit 300 comprises a porous membrane arranged to produce nano bubbles.
In one embodiment, the nano bubble unit 300 comprises a second liquid inlet 307.
In one embodiment, the second liquid inlet 307 is releasable connected to the first liquid outlet 3.
In one embodiment, the second liquid inlet 307 and the first liquid outlet 3 being connected together with a thread joint.
In one embodiment, a distance between the second liquid inlet 307 and the second liquid outlet 305 being between 15 cm and 50 cm or between 10 cm and 100 cm or between 20 cm and 30 cm.
In one embodiment, the nano bubble unit 300 having a maximum diameter. The maximum diameter of the nano bubble unit 300 being between 2cm and 15 cm or between 3 cm and 7cm or between 4 cm and 6 cm. In the context of this application the maximum diameter of the nano bubble unit 300 means greatest dimension of the nano bubble unit 300 perpendicular to a direction between the second liquid inlet 307 and the first liquid outlet 3.
In one embodiment, the flow through device 1 further comprises a housing 600 arranged to cover the ozonation space 4 and a throat portion 304, the convergent portion 302 and the divergent portion 303 of the nano bubble unit 300.
Figure 5 shows schematically s side view of a system for providing
N ozone according to one embodiment of the present invention.
N The system 500 comprises a flow through device 1 and a liquid delivery
S arrangement 501. The liguid delivery arrangement 501 is arranged to deliver the 2 liguid with bubbles comprising ozone from the flow through device 1. The flow
E 30 — through device 1 comprising a first liquid inlet 2 for receiving the liquid to the flow > through device 1 and a first liquid outlet 3 for discharging the liquid from the
S ozonation space 4, the flow through device 1 having an ozonation space 4 arranged
O between the first liguid inlet 2 and the first liguid outlet 3, the ozonation space 4 is
S provided with a ozonation cell 5 comprising a cathode element 6 and an anode element 7, the ozonation cell 5 being adapted to fill the ozonation space 4, the ozonation cell 5 forms flow paths 9 through the ozonation space 4 between the first liquid inlet 2 and the first liquid outlet 3.
In one embodiment, the flow through device 1 being in a vertical position. In other words, the flow paths 9 through the ozonation space 4 being in a vertical position.
In one embodiment, the flow through channel 301 of the nano bubble unit 300 being in a vertical position.
In the context of this application a vertical position means angle between the ground level and the flow paths 9 so that the angle being between 75 degrees an 105 degrees.
In the context of this application a vertical position means angle between the ground level and the flow through channel 301 so that the angle being between 75 degrees an 105 degrees.
In other words, the flow through device 1 is arranged to provide a vertical liquid flow.
In one embodiment, the liquid delivery arrangement 501 comprises a first delivery unit 505 for providing an aerial part 502 of a plant 504 with liquid comprising ozone.
In one embodiment, the liquid delivery arrangement 501 comprises a second delivery unit 506 for providing a root part 503 of a plant 504 with liquid comprising nano bubbles with or without ozone.
In an alternative embodiment, the liquid delivery arrangement 501 comprises a second delivery unit 506 for providing a root part 503 of a plant 504 with liquid comprising bubbles comprising ozone, the bubbles comprising nano bubbles and
In one embodiment, the liquid delivery arrangement 501 comprises a second delivery unit 506 for providing a root part 503 of a plant 504 with liquid comprising nano bubbles without ozone.
S In a yet alternative embodiment, the liguid delivery arrangement 501 2 comprises a second delivery unit 506 for providing a root part 503 of a plant 504
E 30 — with liquid comprising bubbles comprising ozone, the bubbles comprising nano > bubbles and the concentration of the ozone being between 1 ppm and 4 ppm or
S between 2 ppm and 3,5 ppm.
S It should be noted that the flow through device 1 may be any embodiment of the flow through device 1 shown in figures 1 - 4.
Figure 6 shows schematically a side view of a system for providing ozone according to one embodiment of the present invention. The system 500 comprises a flow through device 1 and a liquid delivery arrangement 501.
In one embodiment, the liquid delivery arrangement 501 is arranged to fill a container with a liquid comprising ozone.
In one embodiment, the liquid comprising ozone being the liquid comprising bubbles comprising ozone.
In one embodiment, the liquid comprising ozone being the liquid comprising bubbles comprising ozone and the bubbles comprising nano bubbles.
In an alternative embodiment, the liquid delivery arrangement 501 is — arranged to provide a medical device with a liquid comprising ozone.
In one embodiment, the liquid delivery arrangement 501 is arranged to spray a liquid comprising ozone on mushrooms or on seeds, or on fruits, on berries or on vegetables or on fish or on meat or on other prepared food or on field or on culture medium.
In one embodiment, the liquid delivery arrangement 501 is arranged to spray a liquid comprising ozone on growing fruits, on berries or on vegetables or on field or on culture medium for killing harmful insects and harmful microbes.
In one embodiment, the liquid delivery arrangement 501 is arranged to spray a liquid comprising ozone for killing harmful insects and harmful microbes.
In one embodiment, the system 500 comprises a water supply channel 507 arranged to provide a flow of water L to the flow through device 1.
In one embodiment, the system 500 comprises a water supply channel 507 arranged to provide a flow of liquid L to the flow through device 1.
In one embodiment, the system 500 comprises a water supply channel 507 arranged to provide a flow of liquid L to the flow through device 1, and the
N water supply channel 507 is provided with a sacrificial anode.
N It should be noted that the flow through device 1 may be any
S embodiment of the flow through device 1 shown in figures 1 - 4.
O
E 30 The present invention provides a method for providing ozone. > - the method being carried out with a flow through device 1 comprising
S a first liquid inlet 2 for receiving the liquid to the flow through device 1 and a first
O liguid outlet 3 for discharging the liguid from the ozonation space 4, the flow
S through device 1 having an ozonation space 4 arranged between the first liquid inlet 2 and the first liquid outlet 3, the ozonation space 4 is provided with a ozonation cell 5 comprising a cathode element 6 and an anode element 7, the ozonation cell 5 being adapted to fill the ozonation space 4 so that the ozonation cell 5 forms flow paths 9 through the ozonation space 4 from the first liquid inlet 2 to the first liquid outlet 3; the method comprises the steps of: - supplying liquid through a liquid inlet 2 to a flow through device 1; - directing the liquid through the flow paths 9 provided to an ozonation space 4; and - providing the liquid in the ozonation space 4 with bubbles comprising ozone.
In one embodiment, the method further comprises the step of: - providing the liquid coming to the first liquid inlet 2 flowing through the flow paths 9 before being discharged through the first liquid outlet 3.
In one embodiment, the method further comprises the step of: - providing the liquid coming to the first liquid inlet 2 flowing constantly — through the flow paths 9 before being discharged through the first liquid outlet 3.
In one embodiment, the method further comprises the step of: - providing the liquid coming to the first liquid inlet 2 flowing periodically through the flow paths 9 before being discharged through the first liquid outlet 3.
In one embodiment, the method further comprises the step of: - providing the liquid coming to the first liquid inlet 2 flowing continuously through the flow paths 9 before being discharged through the first liquid outlet 3.
In one embodiment, the method further comprises the step of: - decreasing the size of the bubbles in the liquid.
N In one embodiment, the method further comprises the step of:
N - providing the liguid with nano bubbles having a diameter between 50 3 nm and 150 nm. 2 In one embodiment, the method further comprises the step of:
E 30 - providing the liquid with nano bubbles having a diameter between 70 > nm and 120 nm.
S In one embodiment, the method further comprises the step of:
O - providing the liguid with nano bubbles having a diameter between 50
S nm and 100 nm.
In one embodiment, the method further comprises the step of:
- collecting the liquid comprising bubbles comprising ozone.
In one embodiment, the method further comprises the step of: - spraying the liquid comprising bubbles comprising ozone.
In one embodiment, the method further comprises the step of: - spraying the liquid comprising bubbles comprising ozone on food.
In one embodiment, the method further comprises the step of: - spraying the liquid comprising bubbles comprising ozone on plant.
In one embodiment, the method further comprises the step of: - providing a surface of a vegetable, fruit or berry with the liquid comprising bubbles comprising ozone.
In one embodiment, the method further comprises the step of: - providing a surface of food with the liquid comprising bubbles comprising ozone.
In one embodiment, the method further comprises the step of: - spreading the liquid comprising bubbles comprising ozone on a surface.
In one embodiment, the method further comprises the step of: - forming drops from the liquid comprising bubbles comprising ozone.
In one embodiment, the method further comprises the step of extending a shelf life of a food with the liquid comprising bubbles comprising ozone or with the liquid comprising nano bubbles comprising ozone.
In one embodiment, the method further comprises the step of providing a surface of growing a vegetable, fruit or berry with the liquid the liquid comprising bubbles comprising ozone.
N In one embodiment, the method further comprises the step of filling a
N container with the liguid comprising nano bubbles comprising ozone for providing
S a packed liguid comprising nano bubbles comprising ozone. 2 In one embodiment, the method further comprises the step of
E 30 transporting the packed liquid comprising nano bubbles comprising ozone for > providing a transported liquid comprising nano bubbles comprising ozone.
S In one embodiment, the method further comprises the step of wiping a
O surface comprising microorganism with the transported liguid comprising nano
S bubbles comprising ozone for providing a sterile surface.
In one embodiment, the method further comprises the step of wiping a surface comprising microorganism with the transported liquid comprising nano bubbles comprising ozone.
In one embodiment, the method further comprises the step of providing an aerial part 502 of a plant 504 with liquid with bubbles comprising ozone, the bubbles comprising nano bubbles.
In one embodiment, the method further comprises the step of providing a root part 503 of a plant 504 with liquid comprising nano bubbles without ozone.
In one embodiment, the method further comprises sequentially the step of providing an aerial part 502 of a plant 504 with liquid with nano bubbles comprising ozone and the step of providing aroot part 503 of a plant 504 with liquid comprising nano bubbles without ozone.
In an alternative embodiment, the method further comprises sequentially the step of providing an aerial part 502 of a plant 504 with liquid with nano bubbles comprising ozone and the step of providing a root part 503 of a plant 504 with liquid with nano bubbles comprising ozone.
In another alternative embodiment, the method further comprises sequentially the step of providing an aerial part502 of a plant 504 with liquid with nano bubbles comprising ozone and the step of providing a root part 503 of a plant 504 with liquid with nano bubbles comprising ozone such that liquid provided to the root part has different concentration of ozone than the liquid provided to the aerial part 502 of a plant 504.
In one embodiment, the method further comprises the steps of: - filling the ozonation space 4 with the liquid, and - providing an electricity energy to the first electricity inlet 113 and the second electricity inlet 103 from the direct electric current source 200 to the first electricity inlet 113 and to the second electricity inlet 103 after the ozonation space
N 4 being filled with the liguid.
N In one embodiment, the method further comprises the step of:
S - disinfecting water and removing harmful substances existing in the 2 water with ozone.In one embodiment, the method further comprises the step of:
E 30 - disinfecting drinking water and removing harmful substances existing > in the drinking water with ozone.
S In one embodiment, the method further comprises the step of:
O - disinfecting drinking water and removing harmful substances in the
S drinking water with the liquid comprising ozone.
In one embodiment, the method further comprises the step of: - preventing white frost or mould or insects or harmful microbes or any combination thereof on plants or on fruits, on berries or on vegetables or on field or on culture medium with ozone.
In one embodiment, the method further comprises the step of: - spraying the liquid comprising ozone on plants or on fruits or on berries or on vegetables or on mushrooms or on field or on culture medium and preventing white frost or mould or insects or harmful microbes or any combination thereof on plants or on fruits, on berries or on vegetables or on field or on culture medium with the liquid comprising ozone.
In one embodiment, the method further comprises the step of: - preventing rootdiseases by irrigating the root of a plant with the liquid comprising ozone.
In one embodiment, the method further comprises the step of: - increasing productivity of plants by irrigating the plants with the liquid comprising ozone.
In one embodiment, the method further comprises the step of: - extending a shelf life of mushrooms or seeds or food or fish or fruits on berries or vegetables or fish or meat or other prepared food with the liquid comprising ozone.
In one embodiment, the method further comprises the step of: - extending a shelf life of mushrooms or seeds or food or fish or fruits, on berries or vegetables or fish or meat or other prepared food by spraying the liquid comprising ozone.
In one embodiment, the method further comprises the step of: - extending a shelf life of mushrooms or seeds or food or fish or fruits — on berries or vegetables or fish or meat or other prepared food with the liquid
N comprising ozone.
N In one embodiment, the method further comprises the step of:
S - cooling and extending a shelf life mushrooms or seeds or food or fish 2 or fruits on berries or vegetables or fish or meat or other prepared food with the
I 30 liquid comprising ozone. > In one embodiment, the method further comprises the step of:
S - removing traces of pesticides or a harmful chemical from a plant or
O from a berry or from a fruit or from a seed or from a mushroom or from a vegetable
S with liquid comprising bubbles comprising ozone.
In one embodiment, the method further comprises the step of: - removing traces of pesticides or a harmful chemical by spraying liquid comprising ozone on vegetables or on berries or on fruits or on mushrooms or on seeds.
In one embodiment, the method further comprises the step of : - decreasing amount of harmful insects or harmful microbes or a combination thereof in soil or in growing medium with the liquid comprising ozone.
In one embodiment, the method further comprises the step of: - disinfecting a food industry production facility or a worker or a device or any combination thereof with ozone.
In one embodiment, the method further comprises the step of: - replacing fertilizer by irrigating plants with liquid comprising ozone.
In one embodiment, the method further comprises the step of: - replacing fertilizer by providing field with liquid comprising ozone.
In one embodiment, the method further comprises the step of: - disinfecting air and surfaces of a building with liquid comprising ozone.
In one embodiment, the method further comprises the step of: - disinfecting air and surfaces of a building by spraying liquid comprising bubbles comprising ozone.
In one embodiment, the method further comprises the step of: - replacing pesticides by providing with liquid comprising bubbles comprising ozone.
In one embodiment, the method further comprises the step of: - replacing pesticides in a field or in a greenhouse or in a growing medium by spraying liquid comprising ozone.
N In one embodiment, the method further comprises the step of:
N - disinfecting irrigating water from a natural source with liguid
S comprising ozone. 2 In one embodiment, the method further comprises the step of:
E 30 - disinfecting a wound with liquid comprising bubbles comprising a ozone. > In one embodiment, the method further comprises the step of:
N - disinfecting hospital space or surfaces of a hospital by ozone.
S In one embodiment, the method further comprises the step of: - disinfecting hospital space or surfaces of a hospital by spraying liguid comprising ozone.
In one embodiment, the method further comprises the step of: - using liquid comprising bubbles comprising ozone for healing.
In one embodiment, the method further comprises the step of: - disinfecting surfaces of a greenhouse or a growing medium or a growing pot with ozone.
In one embodiment, the method further comprises the step of: - disinfecting surfaces of a greenhouse or a culture medium or a growing pot by regularly spraying liquid comprising ozone.
In one embodiment, the method further comprises the step of: - disinfecting surfaces of a greenhouse or a culture medium or a growing pot by regularly spraying liquid comprising ozone with a permanent spraying arrangement.
In one embodiment, the method further comprises the step of: - disinfecting water of a swimming pool or a bath tub with ozone.
In one embodiment, the method further comprises the step of: - disinfecting water of a swimming pool or a bath tub with liquid comprising ozone.
In one embodiment, treating seeds with liquid comprising ozone before planting the seeds.
In one embodiment, the method further comprises the step of: - disinfecting with liquid comprising nano bubbles comprising ozone.
In one embodiment, the method further comprises the step of: - disinfecting plants with liquid comprising nano bubbles comprising ozone between sunset and sunrise.
In one embodiment, the method further comprises the step of:
N - providing field with liguid comprising nano bubbles comprising ozone
N between sunset and sunrise, concentration of the ozone being between 0,1 ppm
S and 12 ppm or between 0,5 ppm and 5 ppm or between 0,4 ppm and 0,6 ppm. 2 In one embodiment, the method further comprises the step of:
E 30 - providing field with liquid comprising nano bubbles comprising ozone > between sunset and sunrise.
S In one embodiment, ozone being in a liquid comprising ozone.
In an alternative embodiment, the liquid comprising ozone being liquid
S comprising bubbles comprising ozone.
In an alternative embodiment, the liquid comprising ozone being liquid comprising bubbles comprising ozone and the bubbles comprising nano bubbles.
In one embodiment, the method being carried out with a flow through device 1 according to any above disclosed embodiment of the flow through device 1.
The invention has been described above with reference to the examples shown in the figures. However, the invention is in no way restricted to the above examples but may vary within the scope of the claims.
N
N
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I a a ©
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N

Claims (15)

1. A flow through device (1) arranged to create bubbles to a liquid, the flow through device (1) comprising a first liquid inlet (2) for receiving the liquid to the flow through device (1) and a first liquid outlet (3) for discharging the liquid from a ozonation space (4) characterized in that the flow through device (1) further having the ozonation space (4) arranged between the first liquid inlet (2) and the first liquid outlet (3), the ozonation space (4) is provided with a ozonation cell (5) comprising a cathode element (6) and an anode element (7), the anode element (7) comprising an ion exchange film (8) for forming bubbles comprising ozone in the liquid, the ozonation cell (5) being adapted to fill the ozonation space (4) so that the ozonation cell (5) forms flow paths (9) through the ozonation space (4) from first liquid inlet (2) to first liquid outlet (3), the flow through device (1) further comprises a nano bubble unit (300) in connection with the first liquid outlet (3).
2. A flow through device (1) according to claim 1,characterized in that: - the jon exchange film (8) of the anode element (7) being partially homogeneous membrane; or - the anode element (7) comprises one or more anode plates (11), the ion exchange film (8) of the anode element (7) being partially homogeneous membrane and the ion exchange film (8) is provided on the one or more anode plates (11); or - the anode element (7) comprises one or more anode plates (11), and «N 25 —theion exchange film (8) is provided on the one or more anode plates (11); or O - the anode element (7) comprises one or more anode plates (11), the > ion exchange film (8) is provided on one or more anode plates (11), the anode < plates (11) being metal sheets and the ion exchange film (8) comprises 18 - 24 wt% > 0,35 - 45 wt% Si, 1-2 wt% Fe, 4-9 wt % Zn, 25 - 30 wt % Sn and 0-0,2 wt% E 30 impurities, based on the total weight of the ion exchange film (8); or c - the anode element (7) comprises one or more anode plates (11), the S ion exchange film (8) is provided on one or more anode plates (11), the anode N plates (11) being metal sheets, and the ion exchange film (8) comprises 21 - 23 S wt% O, 39 - 41 wt% Si, 1-2 wt% Fe, 6-8 wt % Zn, 28 - 30 wt % Sn. 0,1 - 0,2 wt% Cuwiththe proviso that the above mentioned components of the ion exchange film (8) taken together adds up to 100 wt%.
3. A flow through device (1) according to claim 1 or 2, characterized inthat: - the cathode element (6) comprises one or more cathode plates (10); or - the cathode element (6) comprises one or more cathode plates (10) made of stainless steel; or - the cathode element (6) comprises one or more cathode plates (10) made of AISI304 or AISI316 stainless steel.
4. A flow through device (1) according to any one of claims 1 to 3, characterized inthat: - the flow paths (9) are provided between the cathode element (6) and the anode element (7); or - the flow paths (9) are provided between the cathode element (6) and the anode element (7), and the cathode element (6), anode element (7) and the flow paths (9) providing one or more ozonation channels (12); or - the flow paths (9) are provided between the cathode element (6) and the anode element (7), and the cathode element (6), anode element (7) and the flow paths (9) providing one or more ozonation channels (12) and the one or more ozonation channels (12) fill the ozonation space (4); or - the cathode element (6) and the anode element (7) extending between the first liguid inlet (2) and the first liguid outlet (3) and the flow paths (9) are provided between the cathode element (6) and the anode element (7) and; or - the cathode element (6) and the anode element (7) extending between N the first liguid inlet (2) and the first liguid outlet (3) and the flow paths (9) are N provided between adjacent cathode plates (10) and the anode plates (11); or S - the cathode element (6) and the anode element (7) extending between 2 the first liguid inlet (2) and the first liguid outlet (3) and the cathode element (6) E 30 comprises between 3 pcs. and 14 pcs. cathode plates (10), the anode element (7) > comprises between 2 pcs. and 13 pcs. anode plates (11), and the flow paths (9) are > provided between adjacent cathode plates (10) and the anode plates (11); or O - the cathode element (6) and the anode element (7) extending between S the first liquid inlet (2) and the first liquid outlet (3) and the cathode element (6) comprises between 3 pcs. and 14 pcs. cathode plates (10), the anode element (7) comprises between 2 pcs. and 13 pcs. anode plates (11), and the flow paths (9) are provided between adjacent cathode plates (10) and the anode plates (11), the cathode plates (10) having a first cathode plate end (101) and a second cathode plate end (102), the cathode plates (10) extending between the first cathode plate end (101) and the second cathode plate end (102) in a direction between the first liquid inlet (2) and the first liquid outlet (3), the anode plates (11) having a first anode plates end (111) and a second anode plates end (112), the anode plates (11) extending between the first anode plates end (111) and the second anode plates end (112) in a direction between the first liquid inlet (2) and the first liquid outlet
(3).
5. A flow through device (1) according to any one of claims 1 to 4, characterized inthat: - the flow through device (1) further comprises a first electricity inlet (113) electrically connected to the anode element (7) and a second electricity inlet — (103) electrically connected to cathode element (6); or - the flow through device (1) further comprises first electricity inlet (113) electrically connected to the anode element (7), a second electricity inlet (103) electrically connected to cathode element (6), a direct electric current source (200) providing an electricity energy to the first electricity inlet (113) and the second electricity inlet (103), and an electricity inlet switch (201) arranged to turn on and off the electricity energy to the first electricity inlet (113) and the second electricity inlet (103); or - the flow through device (1) further comprises first electricity inlet (113) electrically connected to the anode plates (11), a second electricity inlet (103) electrically connected to the cathode plates (10), a direct electric current N source (200) providing an electricity energy to the first electricity inlet (113) and N the second electricity inlet (103), an electricity inlet switch (201) arranged to turn S on and off the electricity energy to the first electricity inlet (113) and the second 2 electricity inlet (103), and the direct electric current source (200) is arranged to E 30 provide a flow of electrons towards the second electricity inlet (103). a
>
6. A flow through device (1) according to any one of claims 1 to 5, O characterized inthat: S - the flow through device (1) further comprises a nano bubble unit — (300) in connection with the first liquid outlet (3), and nano bubble unit (300) is arranged to produce nano bubbles from micro bubbles; or
- the flow through device (1) further comprises a nano bubble unit (300) connected to the first liquid outlet (3), and nano bubble unit (300) is arranged to produce nano bubbles from micro bubbles; or - the flow through device (1) further comprises a nano bubble unit (300) connected directly to the first liquid outlet (3), and nano bubble unit (300) is arranged to produce nano bubbles from micro bubbles; or - the flow through device (1) further comprises a nano bubble unit (300) connected to the first liquid outlet (3), and nano bubble unit (300) is arranged to provide the liquid with bubbles having a diameter in the range of 50 nm and 150 nm or in the range of 50 nm and 100 nm or in the range of 70 nm and 120 nm.
7. A flow through device (1) according toclaim6,characterized in that: - the nano bubble unit (300) comprises a flow through channel (301); or - the nano bubble unit (300) comprises a flow through channel (301), and the flow through channel (301) comprises a convergent-divergent nozzle; or - the nano bubble unit (300) comprises a flow through channel (301) comprising a convergent portion (302), a divergent portion (303) and a throat portion (304), the convergent portion (302) extending between the throat portion (304) and the first liquid outlet (3), and the divergent portion (303) extending from the throat portion (304) in a direction away from the firstliquid outlet (3); or - the nano bubble unit (300) comprises a flow through channel (301) comprising a convergent portion (302), a divergent portion (303) and a throat N portion (304), the convergent portion (302) extending between the throat portion N (304) and the first liguid outlet (3), the divergent portion (303) extending from S the throat portion (304) in a direction away from the first liguid outlet (3), the 2 convergent portion (302) tapering towards the throat portion (304), and the E 30 divergent portion (303) tapering towards the throat portion (304). a
>
8. A flow through device (1) according to any one of claims 1 to 7, O characterized inthat: S - the flow through device (1) comprises a service inlet (400); or - the flow through device (1) comprises a service inlet (400) for cleaning inner part of the flow through device (1); or
- the flow through device (1) comprises a service inlet (400), the service inlet (400) is provided in the vicinity or in connection with the first liquid outlet (3); or - the flow through device (1) comprises a service inlet (400), the service inlet (400) is provided in the vicinity or in connection with the first liquid inlet (3).
9. A system for providing ozone, characterized in that the system (500) comprises: - a flow through device (1) comprising a first liquid inlet (2) for receiving the liquid to the flow through device (1) and a first liquid outlet (3) for discharging the liquid from the ozonation space (4), the flow through device (1) having an ozonation space (4) arranged between the first liquid inlet (2) and the first liquid outlet (3), the ozonation space (4) is provided with a ozonation cell (5) comprising a cathode element (6) and an anode element (7), the ozonation cell (5) being adapted to fill the ozonation space (4), the ozonation cell (5) forms flow paths (9) through the ozonation space (4) between the first liguid inlet (2) and the first liguid outlet (3), the flow through device (1) further comprises a nano bubble unit (300) in connection with the first liguid outlet (3); and - a liguid delivery arrangement (501) arranged to deliver the liguid from the flow through device (1).
10. A system according to claim 9,characterized inthatthe flow through device (1) being a flow through device (1) according to any one of claims 1 to 8. N
11. A method for providing ozone, characterized in that: N - the method being carried out with a flow through device (1) S comprising a first liguid inlet (2) for receiving the liguid to the flow through device 2 (1) and a first liquid outlet (3) for discharging the liquid from the ozonation space E 30 (4), the flow through device (1) having an ozonation space (4) arranged between > the first liquid inlet (2) and the first liquid outlet (3), the ozonation space (4) is S provided with a ozonation cell (5) comprising a cathode element (6) and an anode element (7), the ozonation cell (5) being adapted to fill the ozonation space (4) so S that the ozonation cell (5) forms flow paths (9) through the ozonation space (4) from the first liquid inlet (2) to the first liquid outlet (3); the flow through device (1) further comprises a nano bubble unit (300) in connection with the first liguid outlet (3); - the method comprises the steps of - supplying liquid through a liquid inlet (2) to a flow through device (1); - directing the liquid through the flow paths (9) provided to an ozonation space (4); - providing the liquid in the ozonation space (4) with bubbles comprising ozone; and - decreasing the size of the bubbles comprising ozone.
12. A method according to claim 11, characterized in that the method further comprises the step of: - providing the liquid coming to the firstliquid inlet (2) flowing through the flow paths (9) before being discharged through the first liquid outlet (3); or - providing the liquid coming to the first liquid inlet (2) flowing constantly through the flow paths (9) before being discharged through the first liquid outlet (3); or - providing the liquid coming to the first liquid inlet (2) flowing periodically through the flow paths (9) before being discharged through the first liquid outlet (3); or - providing the liquid coming to the first liquid inlet (2) flowing continuously through the flow paths (9) before being discharged through the first liquid outlet (3).
13. Amethod according to claim 11 or 12,characterized in that N the step of decreasing the size of the bubbles comprising ozone comprises:: N - providing the liguid with bubbles having a diameter between 50 nm 3 and 150 nm; or 2 - providing the liguid with bubbles having a diameter between 70 nm I 30 and 120 nm; or > - providing the liquid with bubbles having a diameter between 50 nm S and 100 nm. S 14. A method according to any one of claims 11 to 13, characterized inthatthe method comprises the step of: - collecting the liguid comprising bubbles comprising ozone; or
- spraying the liquid comprising bubbles comprising ozone; or - spraying the liquid comprising bubbles comprising ozone on food; or - spraying the liquid comprising bubbles comprising ozone on plant; or - providing a surface of a vegetable, fruit or berry with the liquid with bubbles comprising ozone; or - providing a surface of food with the liquid comprising bubbles comprising ozone; or - spreading the liquid comprising bubbles comprising ozone on a surface; or - forming drops from the liquid comprising bubbles comprising ozone; or - disinfecting with the liquid comprising bubbles comprising ozone.
15. A method according to any one of claims 11 to 14, characterized inthat: - the method being carried out with a flow through device (1) according to any one of claims 1 to 8; or - the method being carried out with a system for providing ozone according to claim 9 or 10; or - the method being carried out with a flow through device (1) according to any one of claims 1 to 8 and the method being carried out with a system for providing ozone according to claim 9 or 10. N N O N LÖ G O z 30 © O + LÖ N N O N
FI20225406A 2022-05-10 2022-05-10 Flow through device, system for providing ozone and method for providing ozone FI20225406A1 (en)

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PCT/FI2023/050252 WO2023218126A1 (en) 2022-05-10 2023-05-09 Flow through device, system for providing ozone and method for providing ozone

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CN107523693A (en) * 2017-09-06 2017-12-29 褚继东 A kind of processing system of metal solid waste
JP6872740B2 (en) * 2019-06-27 2021-05-19 パナソニックＩｐマネジメント株式会社 A cleaning device, a cleaning system equipped with the cleaning device, and a cleaning method using the cleaning device.
US20220041476A1 (en) * 2020-08-10 2022-02-10 Roving Blue, Inc. Effective and/or safe ozonation of water in a tank through evolved gas control

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