WO2015017907A1 - Système d'application de produits oxydoréducteurs sous pression, pour le traitement d'effluents liquides complexes, en vue d'une réutilisation de l'eau - Google Patents

Système d'application de produits oxydoréducteurs sous pression, pour le traitement d'effluents liquides complexes, en vue d'une réutilisation de l'eau Download PDF

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Publication number
WO2015017907A1
WO2015017907A1 PCT/BR2014/000271 BR2014000271W WO2015017907A1 WO 2015017907 A1 WO2015017907 A1 WO 2015017907A1 BR 2014000271 W BR2014000271 W BR 2014000271W WO 2015017907 A1 WO2015017907 A1 WO 2015017907A1
Authority
WO
WIPO (PCT)
Prior art keywords
water
liquid
pressure
treatment
gas
Prior art date
Application number
PCT/BR2014/000271
Other languages
English (en)
Portuguese (pt)
Inventor
Washington YAMAGA
Edson Luiz de OLIVEIRA
Original Assignee
Tratch Fabricação E Comercialização De Produtos Qui Micos Para Remediação De Solos E Tratamento De Água E Limpeza Industrial Ltda.
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 Tratch Fabricação E Comercialização De Produtos Qui Micos Para Remediação De Solos E Tratamento De Água E Limpeza Industrial Ltda. filed Critical Tratch Fabricação E Comercialização De Produtos Qui Micos Para Remediação De Solos E Tratamento De Água E Limpeza Industrial Ltda.
Publication of WO2015017907A1 publication Critical patent/WO2015017907A1/fr

Links

Classifications

    • 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
    • B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
    • B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
    • B01F25/431—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor
    • B01F25/4315—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor the baffles being deformed flat pieces of material
    • B01F25/43151—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor the baffles being deformed flat pieces of material composed of consecutive sections of deformed flat pieces of material
    • 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
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/314—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit
    • B01F25/3141—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit with additional mixing means other than injector mixers
    • 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
    • B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
    • B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
    • B01F25/431—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor
    • B01F25/4314—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor with helical baffles
    • B01F25/43141—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor with helical baffles composed of consecutive sections of helical formed elements
    • 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
    • B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
    • B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
    • B01F25/431—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor
    • B01F25/4315—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor the baffles being deformed flat pieces of material
    • 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
    • B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
    • B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
    • B01F25/431—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor
    • B01F25/43197—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor characterised by the mounting of the baffles or obstructions
    • B01F25/431974—Support members, e.g. tubular collars, with projecting baffles fitted inside the mixing tube or adjacent to the inner wall
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00—General aspects of water treatment
    • C02F2301/02—Fluid flow conditions
    • C02F2301/024—Turbulent
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00—General aspects of water treatment
    • C02F2301/06—Pressure conditions
    • C02F2301/066—Overpressure, high pressure
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2305/00—Use of specific compounds during water treatment
    • C02F2305/02—Specific form of oxidant
    • C02F2305/026—Fenton's reagent

Definitions

  • the present patent application relates to a system for the application of pressure oxidizing and / or reducing chemicals for the treatment of water and / or liquid effluents containing contaminating elements, which comprises a set of apparatuses. a liquid / liquid and gas / liquid multiple mixer; and a fluid reactor for the purpose of water treatment and reuse.
  • the object of this development proposes a system composed of a set of equipment (mixers and reactor under pressure for oxidation and / or reduction) that presents greater efficiency in the technical, operational and economic order in the processes of treatment of complex liquid effluents through advanced oxidation. knowing that currently used systems offer drawbacks such as low efficiency or high cost for treatment.
  • the treatment method using an advanced oxidation process is directed to a hydroxyl radical (OH) generation technology using a high oxidizing power agent such as hydrogen peroxide, ozone or ultraviolet ray, and thus oxidizing or decompose the polluting element of the effluent.
  • OH hydroxyl radical
  • This method represents state-of-the-art technology for the decomposition of synthetic cleaning agents, agricultural chemicals etc. that are not properly broken down by conventional treatments.
  • the sprinkler nozzle system allows the application of the solution in atomized form, which increases the dissolution power of the solution in the contaminated medium by increasing the reaction kinetics;
  • the mixer for liquid and / or gaseous fluids when used with oxidizing gas, provides the formation of micro bubbles increasing the reaction rate of the reactants with the fluid contaminants;
  • the present patent application provides for a system for the reduction of complex contaminants, present in water or effluent, for the purpose of water reuse or framing of physicochemical parameters for release into water bodies.
  • the equipment herein is comprised of three parts, the initial part comprising a reagent preparation system consisting of tanks constructed of material suitable for each reagent, reagent dosing pumps and level, pressure and temperature control instruments.
  • the second part deals with three parallel routes that allow a premix between the reagents and the contaminated fluid in a static reagent injection chamber mixer, making flexible the use of various oxeduction products and a fluid mixer with unique constructive characteristics which promotes a superior quality blend compared to those existing in the state of the art.
  • the third step of the process includes a fluid reactor with a mixing chamber where nozzles promote the injection of oxidizing reagents, and static fins to cause fluid turbulence and increase the interaction of reagents in the medium.
  • the apparatus now proposed, by sequentially performing velocity variations in the fluid mixer, provides a homogenized solution, with pressure, temperature and controlled reagent concentrations, as well as accelerating the interaction between the primary reagents and the fluid to be treated.
  • Figure 1 illustrates a schematic diagram of the advanced oxidation system, contemplating all its devices
  • Figure 2 illustrates the external body of the liquid and / or gaseous fluid mixer, where openings allow the effluents and reagents to enter and another opening is the outlet to the reactor;
  • Figure 3 illustrates the static premixer of reagents such as contaminated water or effluent
  • Figure 4 illustrates the detail of the internal elements of the liquid and / or gaseous fluid mixer
  • FIGS 5, 5A, 5B and 5C together illustrate the details of the fluid reactor components.
  • the pressure reducer application system for treatment of complex liquid effluents X for the purpose of water reuse or framing of parameters for release into water bodies is illustrated in figure 1, using any classes of oxidizing, reducing, biological surfactant products, co-solvents, applied in combination or alone in the treatment of water and effluents.
  • the device provides the generation of microbubbles as used for gas / liquid mixing of the reductant products. Dosage control systems can be coupled to product application at different concentrations to act on contaminants, and reaction variables can be controlled.
  • Mixer 1 illustrated generally in Figure 2, is characterized by a set of internal devices having definite functions which ultimately promote a gas / liquid mixture in the form of micro bubbles as well as a liquid / liquid mixture.
  • the outer body of mixer 1 may be constructed of various materials, depending on the characteristic of use. For pressures up to 15 bar, it can be constructed of synthetic material. For pressures above 15 bar, it is constructed of stainless steel. This also applies to the internal components of mixer 1.
  • the external body of mixer 1 has a side opening 2 which admits the entry of main liquid, water or effluent X. Sideways opening 3 allows the input of liquid reaction fluids RL, and the opening 4 allows the entry of gaseous fluids, while at the base is positioned the outlet 5 of the gas / liquid or liquid / liquid mixture to the reactor 6.
  • Figure 3 shows internally the premix 7 which is composed of an injection chamber provided with nozzles 14 and static elements 15.
  • the nozzles 14 project the reagent under pressure against the flow of contaminated contaminated fluid in the static elements 15
  • Reagents may be liquid RL reagent or RG gas reagent.
  • Figure 4 shows internally mixer 1 which is composed of some mechanical elements with specific functions.
  • Hydraulic pump 9 provides the necessary flow and pressure to premix 7, where red-reducing reagents are injected through nozzles 14.
  • Fluid injector 8 receives effluent or contaminated water X from premix 7 through aperture 2 thereof. Reagents are premixed with effluent or water X in premix 7, and are added to mixer 1 through opening 3 via hydraulic pumps 10 and 11.
  • Inert, oxidizing or reducing gas RG from a pressure and volume FG source required for mixing with liquid fluid are added to port 4 via static premixers 7.
  • Fluid injector 8 is designed to cause fluid velocity to be directed to mixing chamber 12.
  • the liquid fluids meet and as a function of the difference in velocities between them, fluid shear occurs promoting a homogeneous mixture. Also at this point injection of the gaseous reagent RG occurs to promote turbulence between the fluids and a gas / liquid mixture in the form of microbubbles.
  • the equalization chamber 13 has the function of promoting the stabilization of the pressure and exit velocity of the liquid or gas / liquid mixture through the opening 5.
  • the reactor device 6 with its general view in figure 5 and detail of the devices in figures 5A, 5B and 5C is composed of a feed device 16, a mixing chamber 17 and equalizing tube 18.
  • Figure 5A shows the details of the The supply device 16, which has sockets for coupling instruments for measuring reaction variables 20 such as ORP, pH, temperature, pressure, among others, comprises a shut-off valve and valve for controlling effluent or water flow 21.
  • Figure 5B shows the detail of the mixing chamber 17, with the nozzles 14 and static elements 19.
  • the nozzles 14 are constructed of material suitable for the reagents to be added, and the shape of the spray within the mixing chamber is in the form conic which demonstrated higher efficiency compared to other spray formats such as fan jet or solid jet.
  • Figure 5C shows the equalizing tube 18 which allows reagent dosing through nozzles 14 and port 7 allows sample collection for benchtop analysis or for inline analyzer.
  • liquid reagent RL can be obtained by combining reagents RA, RB and RC, whereas gaseous reagent RG comes from an oxidizing or reducing gas source generally indicated by reference FG.
  • the application system of pressure reducing products for complex liquid element treatment efficiently fulfills its objectives, namely the reuse of water consumed in the industrial installation or the perfect adjustment of its parameters, in order to allow safe release of this into the receiving water body.

Abstract

L'invention concerne un système d'application de produits oxydoréducteurs sous pression, pour le traitement d'effluents liquides complexes, en vue d'une réutilisation de l'eau, ou encore d'une adaptation des paramètres de lancement pour le corps hydrique récepteur, ledit appareil présentant une plus grande efficacité technique, fonctionnelle et économique dans les procédés d'oxydation avancée, et faisant intervenir des dispositifs de préparation de solutions oxydantes, des dispositifs mécaniques pour mélange liquide/liquide et gaz/liquide (1), recevant l'eau ou l'effluent (X) contaminé conjointement avec les produits liquides de réaction (RL), un gaz inerte, oxydant ou réducteur (RG), à travers le pré-mélangeur (7) ainsi que le réacteur de fluides (6), qui possède une chambre de mélange à buses d'injection de réactifs qui reçoivent et distribuent les fluides intérieurement avec des jets coniques sous pression dirigés vers les éléments statiques, provoquant une turbulence dans le mélange et augmentant l'efficacité de la réaction.
PCT/BR2014/000271 2013-08-08 2014-08-07 Système d'application de produits oxydoréducteurs sous pression, pour le traitement d'effluents liquides complexes, en vue d'une réutilisation de l'eau WO2015017907A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BRBR1020130202061 2013-08-08
BR102013020206-1A BR102013020206B1 (pt) 2013-08-08 2013-08-08 Sistema de aplicação de produtos oxirredutores sob pressão, para tratamento de efluentes líquidos complexos, com finalidade de reuso da água

Publications (1)

Publication Number Publication Date
WO2015017907A1 true WO2015017907A1 (fr) 2015-02-12

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/BR2014/000271 WO2015017907A1 (fr) 2013-08-08 2014-08-07 Système d'application de produits oxydoréducteurs sous pression, pour le traitement d'effluents liquides complexes, en vue d'une réutilisation de l'eau

Country Status (2)

Country Link
BR (1) BR102013020206B1 (fr)
WO (1) WO2015017907A1 (fr)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6419831B2 (en) * 1999-10-13 2002-07-16 Ozonaid International, Inc. Water purifier method
US20110186495A1 (en) * 2008-03-21 2011-08-04 Robinson B Keel Apparatus, systems, and methods for water treatment

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6419831B2 (en) * 1999-10-13 2002-07-16 Ozonaid International, Inc. Water purifier method
US20110186495A1 (en) * 2008-03-21 2011-08-04 Robinson B Keel Apparatus, systems, and methods for water treatment

Also Published As

Publication number Publication date
BR102013020206B1 (pt) 2019-07-30
BR102013020206A2 (pt) 2014-11-04
BR102013020206A8 (pt) 2018-02-06

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