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WO2018123789A1 - Appareil de production d'eau fonctionnelle et procédé de production - Google Patents

Appareil de production d'eau fonctionnelle et procédé de production Download PDF

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Publication number
WO2018123789A1
WO2018123789A1 PCT/JP2017/045862 JP2017045862W WO2018123789A1 WO 2018123789 A1 WO2018123789 A1 WO 2018123789A1 JP 2017045862 W JP2017045862 W JP 2017045862W WO 2018123789 A1 WO2018123789 A1 WO 2018123789A1
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WO
WIPO (PCT)
Prior art keywords
water
microbubbles
oxide
metal
microbubble
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/JP2017/045862
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English (en)
Japanese (ja)
Inventor
哲雄 野村
美恵 千葉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sohbi Environmental Technology Research LLC
Original Assignee
Sohbi Environmental Technology Research LLC
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 Sohbi Environmental Technology Research LLC filed Critical Sohbi Environmental Technology Research LLC
Publication of WO2018123789A1 publication Critical patent/WO2018123789A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
    • A01K63/04—Arrangements for treating water specially adapted to receptacles for live fish
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F21/00—Dissolving
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/40—Static mixers
    • 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
    • C02F1/68—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water

Definitions

  • the present invention relates to an apparatus and method for producing functional water containing nanobubbles.
  • Nanobubbles with a diameter of 500 nm or less can stay in water for more than a month, and exhibit characteristics different from normal size bubbles such as bactericidal effect and reaction with organic or inorganic substances. Is expected to be used.
  • Patent Document 1 is disclosing the basic content regarding manufacture of a nano bubble.
  • 10-50 ⁇ m microbubbles are formed in an aqueous solution having high electrical conductivity mixed with electrolyte ions such as iron ions and sodium ions.
  • electrolyte ions such as iron ions and sodium ions.
  • the microbubbles are rapidly reduced (nanoized) to a diameter of 50 to 500 nm. Since these nano-sized bubbles have shrunk rapidly, the amount of charge per unit area is greatly increased, and electrostatic repulsion of hydrogen ions and hydroxide ions adsorbed on the gas-liquid interface works. It is interpreted that the oxide ion and the electrolyte ion function as a shell surrounding the microbubbles which are concentrated into a minute volume and nanonized as the gas-liquid interface shrinks, and thus exhibit a unique function.
  • the physical stimulation for further reducing the microbubbles mentioned in Patent Document 1 to nano size is by passing ultrasonic waves having a frequency of 20 kHz to 1 MHz, rotational force of 500 to 10000 rpm, an orifice or a perforated plate. Compression, expansion and vortex are mentioned.
  • the object to be refined is not oil bubbles but cutting oil, but as a refinement procedure, the cutting oil is brought into contact with the anti-fluorite and stirred, and further collided to refine the particles of the cutting oil. It is disclosed.
  • Patent Document 3 discloses an emulsion fuel production apparatus in which a metal mesh block is arranged on the upstream side in a cylindrical case having openings at both ends, ceramic particles are arranged on the downstream side, and water molecules and oil flow particles are made nano-sized. The content to make small is proposed.
  • Patent Document 4 proposes a structure in which a turbulent flow generating means and ceramics are filled in a cylindrical case having openings at both ends as an apparatus for refining processing oil.
  • electrolyte ions are mixed in water before producing microbubbles of 10 to 50 ⁇ m in water. Electrolyte ions act as a shell that surrounds the bubble that is concentrated and nanonized as the gas-liquid interface shrinks when the bubble becomes nano-sized below 500 nm. The period during which the nano-size can be maintained is shortened.
  • Patent Documents 2 to 4 disclose a technique for making a liquid nano-sized, but do not suggest any increase in the concentration of electrolyte ions at the gas-liquid interface.
  • the functional water production apparatus includes a microbubble generating unit that generates microbubbles having a diameter of 500 nm or more in water, and metal ion addition disposed downstream of the microbubble generating unit. And a microbubble reduction part disposed downstream of the metal ion addition part.
  • the metal ion addition part includes an alkali metal oxide, an alkaline earth metal oxide, Group 8 to Group 10 A ceramic made of at least one of elemental oxides was filled, and a flow path for applying a force for reducing the bubbles was formed in the microbubble reduction portion.
  • the method for producing functional water according to the present invention generates microbubbles having a diameter of 500 nm or more in water by passing water through a microbubble generator filled with mesh or fiber, and the water containing the microbubbles is converted to an alkali metal.
  • Metal ions are dissolved by contacting with a ceramic comprising at least one of oxides of the following: oxides of alkaline earth metals, oxides of group 8 to 10 elements, and water containing these metal ions and microbubbles is dissolved.
  • a force for reducing the microbubbles in the water while being ejected from the nozzle was applied to form nanosized bubbles having a diameter of less than 500 nm.
  • the water containing the microbubbles is brought into contact with a ceramic such as a metal oxide.
  • a ceramic such as a metal oxide.
  • microbubble generation part metal ion addition part, and microbubble reduction part which comprise a manufacturing apparatus are arrange
  • one end of the cylindrical case 1 is used as the raw material water inlet 2 and the other end is used as the functional water outlet 3.
  • the diameter of the inlet 2 is set larger than the diameter of the outlet 3.
  • raw water pressurized by a pump or the like is fed into the inlet 2.
  • a microbubble generator 4 is provided, and the microbubble generator 4 is filled with stainless steel net, stainless wool 5, or the like.
  • stainless steel net or stainless wool 5 a metal net or a perforated plate may be used.
  • a metal ion addition unit 6 is continuously provided downstream of the microbubble generation unit 4.
  • the metal ion adding portion 6 is filled with ceramic particles 7 having a particle diameter of 1 to 10 mm.
  • the ceramic particles 7 include Si oxide and Al oxide as main components, and other components such as alkali metal oxides such as Na and K, alkaline earth metal oxides such as Mg and Ca, Fe, Co, and the like. And oxides of Group 8 to 10 elements such as Ni.
  • the total of Si oxide and Al oxide is preferably 90 to 95 wt%. If it is 90 wt% or less, the ceramic becomes brittle and breaks easily.
  • the ceramic particles 7 may contain a transition metal oxide such as Ti or Cr or a non-metal oxide such as P.
  • a transition metal oxide such as Ti or Cr
  • a non-metal oxide such as P.
  • the content of the alkaline earth metal oxide in the ceramic particles is 25% or more (weight ratio) of the content of the alkali metal oxide. It is desirable to contain 0.1 to 3% by weight of an oxide of at least one element selected from elements belonging to Group 8 to Group 10 elements.
  • the downstream part of the metal ion addition part 6 is squeezed and connected to the microbubble reduction part 8.
  • the microbubble reduction part 8 is formed with a plurality of nozzle holes 10 in the partition wall 9, and a linear reduction force acting part 11 that guides the merged jet flow downstream in parallel is provided downstream of the nozzle hole 10. ing.
  • the reducing force acting part 11 by creating an unstable environment such as Kelvin Helmholtz instability, microbubbles are further reduced to a nano size of 500 nm or less.
  • the means for applying a reducing force to the microbubbles may be ultrasonic waves, high-speed rotation, compression / expansion as disclosed in Patent Document 1, but as in this embodiment, the downstream portion of the metal ion addition unit 6 By providing the microbubble reduction part 8 continuously, nanobubbles can be created without requiring special power.
  • the raw material water introduced from the inlet 2 to the microbubble generator 4 passes between the stainless steel net and the stainless wool 5, so that micron-sized microbubbles (microbubbles) are formed in the water.
  • Microbubbles are automatically generated by a cavitation phenomenon without sending air separately to the raw water.
  • Water mixed with micron-sized microbubbles generated in the microbubble generating unit 4 is introduced into the metal ion adding unit 6 and comes into contact with the ceramic particles to form metal ions from the metal oxide constituting the ceramic in the water. Melts. The concentration of this metal ion is estimated to be high at the gas-liquid interface of the microbubbles.
  • Water containing metal ions and micron-sized microbubbles is sent to the microforce acting part 10 of the microbubble reducing part 8 through the nozzle 9 and is further ejected from the outlet 3 as small nanobubbles (50 to 500 nm). .
  • the microbubble generation unit 4 and the metal ion addition unit 6 are continuously arranged in one container, but each may be separated into another container and connected by piping or the like. Further, although the reducing force acting part 11 of the microbubble reducing part 8 is a simple linear flow path, a stirring member or the like that promotes nano-ization may be arranged.
  • the water used as a raw material in the present invention may be tap water or distilled water, and it is not necessary to adjust the electrical conductivity and pH required for the water used as the raw material for nanobubble water described in Patent Document 1.
  • water as a raw material is preferably introduced at a flow rate of 1 to 300 cm / second and a water pressure of 0.1 to 5 MPa, and a flow rate of 10 to 100 cm / second and 0. It is more desirable to introduce at a water pressure of 5 to 3 MPa.
  • the introduction of water as a raw material into the functional water production apparatus may be a one-pass type or a circulation type.
  • the water used as a raw material may be a hardly decomposable organic waste water.
  • the functional water generated from the persistent organic wastewater is converted into the persistent organic system contained in the wastewater.
  • the waste water can be purified by decomposing the waste water.
  • the functional water produced by the present invention is nanobubble water (for example, water containing nanobubbles having a particle size of 50 to 500 nm), as in Patent Document 1.
  • ESR electron spin resonance apparatus
  • the method of the present invention does not require a step of adjusting the electrical conductivity of water as a raw material, and nanobubble water is produced even when water having an electrical conductivity of, for example, 1.5 ⁇ S / cm or less is used as a raw material. be able to.
  • water containing microbubbles generated by cavitation or the like is led to a metal ion addition section filled with a granular ceramic containing an oxide of an alkali metal oxide, an alkaline earth metal oxide, or a group 8-10 element, Metal ions are dissolved in water containing microbubbles in contact with the granular ceramic.
  • the concentration of dissolved metal ions at the gas-liquid interface of the microbubbles is increased, and it is assumed that the formation of nanobubbles from the microbubbles and the stabilization due to the salting-out effect of the generated nanobubbles proceed.
  • the functional water according to the present invention maintains nano-sized bubbles for a long period of time, it is diluted with coolant oil for sterilization, aquaculture, and cutting of metal materials, purified water for persistent organic wastewater, cosmetics and beverages It can be applied in many fields, not limited to water.
  • SYMBOLS 1 Cylindrical case, 2 ... Raw material water inlet, 3 ... Functional water outlet, 4 ... Micro bubble generation part, 5 ... Stainless steel net and stainless wool, 6 ... Metal ion addition part, 7 ... Ceramic particle, 8 ... Micro Bubble reduction part, 9 ... partition, 10 ... nozzle hole, 11 ... reduction force action part.

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental Sciences (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Animal Husbandry (AREA)
  • Medicinal Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Health & Medical Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Farming Of Fish And Shellfish (AREA)
  • Physical Water Treatments (AREA)

Abstract

[Problème] Fournir un appareil pouvant produire, par une opération simple, de l'eau fonctionnelle comprenant des bulles de taille nanométrique. [Solution] Des microbulles de taille micronique sont mélangées dans de l'eau de charge introduite dans une section de génération de microbulles (4) par un orifice d'admission (2) avec passage de l'eau à travers un filet d'acier inoxydable ou de la laine d'acier inoxydable, dans une section de génération de microbulles (4). L'eau mélangée avec des microbulles de taille micrométrique, générée dans la section de génération de microbulles (4), est introduite dans une section d'ajout d'ions métalliques (6), et la mise en contact de l'eau avec des particules de céramique (7) permet de dissoudre dans l'eau les ions métalliques provenant d'un oxyde métallique constituant la céramique.
PCT/JP2017/045862 2016-12-26 2017-12-21 Appareil de production d'eau fonctionnelle et procédé de production Ceased WO2018123789A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2016-250882 2016-12-26
JP2016250882A JP6127196B1 (ja) 2016-12-26 2016-12-26 機能水の製造装置及び製造方法

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WO2018123789A1 true WO2018123789A1 (fr) 2018-07-05

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WO (1) WO2018123789A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7204037B1 (ja) 2021-08-27 2023-01-13 創美環境技研合同会社 機能水の製造装置および製造方法

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6186534B1 (ja) * 2017-03-14 2017-08-23 ナノテクノロジーコスメティック株式会社 浄化システム
JP7442301B2 (ja) * 2019-11-22 2024-03-04 ジヤトコ株式会社 洗浄液の浄化装置及び浄化方法
JP6934580B1 (ja) * 2021-01-25 2021-09-15 創美環境技研合同会社 水溶性クーラントの再生方法
CN114699944B (zh) * 2022-02-18 2023-05-23 潍柴动力股份有限公司 钢丝绒混合器及具有其的柴油机尾气后处理装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011020005A (ja) * 2009-07-13 2011-02-03 Dainichi Kogyo:Kk ナノバブル発生装置
JP2011230055A (ja) * 2010-04-27 2011-11-17 Opt Creation:Kk ナノバブル・フコイダン水製造方法と製造システム
JP2013523448A (ja) * 2010-07-15 2013-06-17 コリア・インスティテュート・オブ・マシナリー・アンド・マテリアルズ 旋回ユニット基盤の微細気泡発生装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011020005A (ja) * 2009-07-13 2011-02-03 Dainichi Kogyo:Kk ナノバブル発生装置
JP2011230055A (ja) * 2010-04-27 2011-11-17 Opt Creation:Kk ナノバブル・フコイダン水製造方法と製造システム
JP2013523448A (ja) * 2010-07-15 2013-06-17 コリア・インスティテュート・オブ・マシナリー・アンド・マテリアルズ 旋回ユニット基盤の微細気泡発生装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7204037B1 (ja) 2021-08-27 2023-01-13 創美環境技研合同会社 機能水の製造装置および製造方法
JP2023033145A (ja) * 2021-08-27 2023-03-09 創美環境技研合同会社 機能水の製造装置および製造方法
WO2024024666A1 (fr) * 2021-08-27 2024-02-01 創美環境技研合同会社 Dispositif et procédé de production d'eau fonctionnelle

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JP2018103090A (ja) 2018-07-05
JP6127196B1 (ja) 2017-05-10

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