WO2019160451A2 - Système de nettoyage complet de bassins d'aquaculture - Google Patents

Système de nettoyage complet de bassins d'aquaculture Download PDF

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Publication number
WO2019160451A2
WO2019160451A2 PCT/RU2019/000097 RU2019000097W WO2019160451A2 WO 2019160451 A2 WO2019160451 A2 WO 2019160451A2 RU 2019000097 W RU2019000097 W RU 2019000097W WO 2019160451 A2 WO2019160451 A2 WO 2019160451A2
Authority
WO
WIPO (PCT)
Prior art keywords
water
compartment
mechanical
purification
aquaculture
Prior art date
Application number
PCT/RU2019/000097
Other languages
English (en)
Russian (ru)
Other versions
WO2019160451A3 (fr
Inventor
Ласар Руждиевич ТАУФИК
Original Assignee
Ласар Руждиевич ТАУФИК
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 Ласар Руждиевич ТАУФИК filed Critical Ласар Руждиевич ТАУФИК
Publication of WO2019160451A2 publication Critical patent/WO2019160451A2/fr
Publication of WO2019160451A3 publication Critical patent/WO2019160451A3/fr

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Classifications

    • 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
    • A01K61/00—Culture of aquatic animals

Definitions

  • the invention relates to the field of breeding aquatic animals, and in particular to devices for treating water in aquaculture tanks. state of the art
  • a device for water purification including a mechanical water purification filter, a biological purification unit, a thermoregulation unit with a temperature sensor, an aeration system consisting of a flute and an air atomizer [1].
  • a filtration device for swimming pools with fish including a container divided by a number of partitions into a given number of chambers through which the water to be cleaned passes in a zigzag manner, each chamber is filled with different filtering
  • the closest in combination of essential features to the claimed invention is a comprehensive cleaning system aquaculture pools, including a mechanical water purification device - a drum filter, a biofilter with bio-loading and aerator, as well as a denitrifier, while the location of the upper water levels in the drum filter, biofilter, denitrifier and line
  • Micro-mesh filters allow over 45% of contaminants to pass through.
  • the solved problem of the claimed invention is the elimination of the disadvantages of the above technical solution and the achievement of 20 technical result in relation to:
  • At least one primary mechanical water treatment unit representing a container filled with separation lamellas, which are arranged in sections on the raised bottom, while the size of the free gap between opposite surfaces
  • a fluidized bed which is a tank filled with bio-loading located on a raised bottom, above which a bio-loading aeration device is located under the bio-loading layer
  • At least one compartment of the secondary fine mechanical water treatment which is a container filled with separation lamellas, which are arranged in sections above the raised bottom, while the size of the free gap between the opposite surfaces of the lamella (s) is 12-20 mm,
  • all containers are vertically oriented and have a height of 3-5 times the reduced diameter of the container cross-section, in each compartment the raised bottom is made in the form of a perforated plate, under the false bottom there is a compartment free of equipment for contaminated water,
  • each tank At the bottom of each tank are conical sediment traps for catchers of mechanical impurities, and at the top of each tank are the outlets of water purified in this compartment, which are also made at the same level with vertical accuracy
  • the claimed invention further provides clarifications and disclosures of the concepts and terms used above, as well as a description
  • the decomposition of organic particles of various nature is carried out with the simultaneous degassing of the resulting nitrogen oxides and carbon dioxide.
  • Biological purification is carried out in a tank (biofilter) at the filling biological loading in a fluidized bed.
  • the load is located above the perforated floor.
  • the fluidized bed is realized due to distributed aeration by air while the purified water moves through the bed from the bottom up. In this case, the water flow has a laminar character.
  • Distributed aeration is carried out, as an option, through a system of branched perforated tubes.
  • biomass bacterial mass grows and dies.
  • the dead biomass falls from the carrier and falls down to the false bottom and then through its perforation into the settling tanks, followed by removal from the filter.
  • the technology of self-cleaning bio-loading is implemented. Under the raised bottom there is a free space for water to enter from the mechanical water treatment department and to organize a certain laminar flow regime. Water is supplied in laminar mode so as not to
  • the water feed rate is determined from the ratio (0.1 -2.5) 1 O 4 * S m 3 / s, where S is the cross-sectional area of the biological device (filter) cleaning up. This ratio is determined empirically, taking into account the maintenance of the laminar nature of the flow of water at the inlet, in the process of moving water up through the bio-loading layer and leaving the biofilter. In this mode, the following processes are supported:
  • the productivity of the treated water is unacceptably reduced, if more than 2.5 s 10 xS m 3 / s, the required working volume of the biofilter significantly increases.
  • the working volume should be understood as the volume
  • fluidized bed a bed respectively occupied by biofuel.
  • fluidized bed a bed respectively occupied by biofuel.
  • fluidized bed a bed respectively occupied by biofuel.
  • fluidized bed a bed having the same meaning.
  • the indicated size gap of free clearance between opposite surfaces of the lamella (s) of the secondary mechanical cleaning filter was found empirically and depends on many factors - the type and amount of feed, cleaning performance, cleaning efficiency of the previous stages, etc. For larger and smaller values of free clearance, cleaning efficiency decreases or decreases it
  • the sections of separation lamellas are also located on the false bottom, which is a plate with perforations, the sizes of which correspond to the sizes of particles of mechanical contaminants that are separated on this filter. Under the raised bottom there is a compartment for
  • contaminated water is free space intended for the reception of purified water and organization
  • bio-loading therefore, they lack equipment for accumulation and removal of pollution.
  • the design of the inventive system of integrated water purification of aquaculture pools provides for the implementation of self-cleaning bio-loading technology.
  • the removal of contamination of bacterial sludge from the biofilter is carried out through conical traps-traps.
  • All containers are vertically oriented and have a height of 3-5 times greater than the reduced diameter of the cross section of the container.
  • the latter is calculated based on the required water flow rate, which in turn is determined on the basis of a given cleaning system performance and a given degree of purity. On the basis of a given degree of purity of the purified water, the filling height of the filters and hence their height are additionally determined. In this case, the above ratio, found empirically, is taken into account. The lower value of the ratio determines the acceptable decrease in the degree of purification, exceeding the upper value does not increase the degree of purification.
  • the equipment of the cleaning stages is sequentially interconnected in the order of the sequence of these stages and placed on the suction line of the pump.
  • the cleaning / filter compartments can be made at the same time as a single design with partitions between which canals or communication pipes are placed through which the water to be cleaned flows.
  • the cleaning system can be made in the form of separate compartments of mechanical and biological treatment, which are interconnected by pipelines. In this case, the amount
  • each cleaning department is selected based on structural and technological feasibility. Since the amount of contaminants decreases as it is cleaned from compartment to compartment, the working volumes of the primary mechanical water treatment, biological water treatment and secondary fine mechanical water treatment departments are related to each other in the ratio (2-4) :( 4-6) :( 1-3 )
  • Filter housings can also be made of concrete.
  • the size of the free gap between the opposite surfaces of the lamella (s) is 20-50 mm, while at least one execution of such a separation is possible
  • the secondary fine mechanical water treatment which is a container filled with separation lamellas, which are arranged in sections above the raised bottom, while the size of the free gap between the opposite surfaces of the lamella (s) is 12-20 mm,
  • the set of essential features of the claimed invention which allows to achieve the claimed technical result, differs from the set of essential features of analogues, prototype, as well as other known data sources, i.e. it is not known the use of this combination of essential features with the receipt of the claimed technical result.
  • the claimed invention is not known from the prior art.
  • the claimed invention is a "System of integrated water purification of aquaculture pools" is carried out as follows.
  • the 25 of mechanical water treatment 1 is a container filled with separation lamellas, which are located in sections 2 on the raised bottom 6. Sections can be filled with tubular or plate lamellas. The size of the free gap between the opposite surfaces of the lamella (lei) is 20-50 mm.
  • the compartment (filter) for biological treatment of water in the fluidized bed 3 is a container filled with bio-loading 4 located on the raised bottom 6. Above the false bottom in the lower part of the biological loading is a device for its aeration 5.
  • the separation (filter) of the secondary fine mechanical water treatment 7 is a container filled with slats separation, which sections 2 are located on the raised bottom 6.
  • the size of the free gap between the opposite surfaces of the lamella (lei) is 12-20 mm
  • the working volumes of the filters 1, 3, 7 are related to each other as (2-4): (4-6): (1-3).
  • the dimensions of the perforations in all false bottoms correspond to the size of the separated dirt particles. In all compartments under the raised bottom are made
  • Cone settling tanks 12 are located to trap the mechanical particles separated on the filters. At the top of each tank there are exits of water 9 purified in this compartment, which are made in one level with a vertical accuracy of ⁇ 0 , 20 m. The entrances of the purified water 10 in each filter are located in the compartment for contaminated water.
  • the cleaning system consists of 3 sequentially arranged filters made on the same platform and connected by channels located between adjacent walls. Filter containers in shape are regular parallelepipeds with
  • the compartments of mechanical cleaning are filled with lamellas 7/10 of the height of the compartments, the compartment with a fluidized bed is filled with floating bioloading by 55-70% of the working volume of the compartment, by the working volume is meant compartment volume from the raised bottom level to the upper water level in the compartment.
  • the first filter is a primary mechanical water treatment filter and is designed to separate solids up to 50 mm in size.
  • the filter contains sections of tubular separation lamellas with a reduced diameter of 50 mm. These sections are located on the raised bottom with perforations of 50 mm or more.
  • the second filter is a biological treatment filter, filled with bio-loading located above the raised bottom.
  • Bio-loading represents hollow cylinders with a branched surface with a reduced diameter of 18 mm.
  • the size of the perforations on the raised bottom is 15 mm.
  • the third filter is a fine filter
  • the filter contains sections of tubular separation lamellas with a reduced diameter of 20 mm. These sections are located on the raised bottom with perforations of 20 mm or more.
  • conical sediment traps are located. All exits cleaned in each given compartment are made in one level vertically.
  • the water contained 1, 125 kg of mechanical impurities (the efficiency of mechanical treatment is 90%).
  • the amount of mechanical impurities in the water was 25.425 kg due to bacterial sludge.
  • the water contained 0.5 kg (the mechanical cleaning efficiency is 98%). Electricity costs 0.72 kW (average pumping pump per 10 m 3 and a standard air compressor with a capacity of 200 l / min).
  • the closed water supply units perform a complex purification system.
  • the cleaning system consists of 3 sequentially arranged filters, each of which is made individually. These filters are connected by piping. Filter tanks have a cylindrical shape, their working volumes are related to each other as 4: 6: 3. Compartments mechanical cleaning are filled with lamels at 7/10 of the height of the compartments, the compartment with a fluidized bed is filled with floating bio-loading at 55-70% of the working volume of the compartment, under the working volume
  • the first filter is the primary filter
  • the filter contains sections of tubular separation lamellas with a reduced diameter of 23 mm. These sections are located on the raised bottom with perforations of 23 mm or more.
  • the second filter is a biological treatment filter, filled with bio-loading located above the raised bottom. Bio-loading
  • the third filter is a fine filter
  • the filter contains sections of tubular separation lamellas with a reduced diameter of 12 mm. These sections are located on the raised bottom with perforations of 12 mm or more. All compartments under the raised bottom are made free of
  • conical sediment traps are located. All exits cleaned in each given compartment are made in one level vertically.
  • the above-described complex cleaning system receives water with a pollution content of 2.25 kg fur. pollution and 2.7 kg of biological pollution.
  • the water contained 0.112 kg of fur. pollution (the effectiveness of fur. cleaning is 90%).
  • the amount of fur. pollution in water was 2.54 kg.
  • the water contained 0.05 kg of fur.
  • the claimed invention is a technical solution, because represents a solution to the problem of achieving the stated
  • Methods of carrying out the invention are methods of machining metal and plastics, electric welding and thermal welding of plastics, metalwork, installation, construction works. Means of implementation are
  • the organization of the laminar regime of the flow of water through the treatment system reduces the amount of contaminated particles captured by the water stream and transferred further through the system.
  • the additional fine mechanical cleaning allows you to purify water from mechanical particles less than 20 microns in size, including particles of bacterial sludge. Aligning the water mirror of all cleaning departments at one level reduces the cost of electricity to overcome additional hydraulic resistances at various levels of the system.
  • the inventive design of a complex water purification system for aquaculture pools allows the bio-purification process in the mode of continuous self-purification.
  • the dead thickened layer of bacterial sludge on the bio-carrier is separated from it and falls down through a moving laminar aerated stream of water. Particles of the separated sludge fall through the perforation of the raised bottom and the compartment for the entry of contaminated water into the conical traps-traps and then are removed to the outside.
  • Such self-purification of the bio-load allows the biofilter to work without stopping for prophylaxis for 8-10 years, which is 15-20 times the working life
  • the constructive organization of the free space under the false floor consists in the constructive choice of the form, volume, and also the level of entry of the purified water.
  • the dimensions and shape of the perforations on the raised bottom are chosen according to the size and shape of the bio-loading or lamella separation units.
  • the laminar current mode of the water being cleaned in the filter is maintained by arranging the outputs of the water purified in each given compartment to one level with vertical accuracy of ⁇ 0.20 m and preferably to a level with a pool mirror with aquaculture. Also, support for the laminar regime is organized by the volume of the compartment for the entry of contaminated water under the raised bottom. The totality of these design solutions allows you to withstand the flow rate / movement of the purified water in the desired specified mode.

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  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Animal Husbandry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Zoology (AREA)
  • Biological Treatment Of Waste Water (AREA)
  • Farming Of Fish And Shellfish (AREA)

Abstract

L'invention concerne des dispositifs pour traiter l'eau dans des récipients d'aquaculture. Le résultat technique consiste à augmenter le degré de purification d'eau et prolonger la durée des ressources de fonctionnement de charge biologique. Le système de nettoyage complet de bassins d'aquaculture comprend une ou plusieurs section(s) de purification mécanique primaire se présentant comme un récipient rempli de lamelles de séparation qui sont disposées section par section sur un faux fond, des compartiments de nettoyage biologique de l'eau dans un lit fluidisé qui se présentent comme un récipient rempli de charge biologique disposée sur le faux fond au-dessus duquel on a disposé sous la couche de charge biologique un dispositif pour l'aération de charge biologique, une ou des section(s) de purification mécanique secondaire qui se présente comme un récipient rempli de lamelles de séparation présentant un jour plus réduit, disposées section par section sur un faux fond ; tous ses récipients sont orientés verticalement et ont une hauteur 3 à 5 fois supérieure au diamètre cité de section transversale du récipient, et dans chaque section le faux sol est réalisé sous la forme d'une plaque perforée, un compartiment libre de tout équipement et destiné aux eaux usées étant disposé sous le faux fond, et en dessous de chaque récipient on a aménagé des bassins de décantation récepteurs des impuretés mécaniques, des sorties d'eau purifié étant disposé au-dessus de chaque récipient.
PCT/RU2019/000097 2018-02-16 2019-02-15 Système de nettoyage complet de bassins d'aquaculture WO2019160451A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
RU2018105959A RU2668368C1 (ru) 2018-02-16 2018-02-16 Система комплексной очистки воды бассейнов аквакультуры
RU2018105959 2018-02-16

Publications (2)

Publication Number Publication Date
WO2019160451A2 true WO2019160451A2 (fr) 2019-08-22
WO2019160451A3 WO2019160451A3 (fr) 2019-12-12

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ID=63798094

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/RU2019/000097 WO2019160451A2 (fr) 2018-02-16 2019-02-15 Système de nettoyage complet de bassins d'aquaculture

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RU (1) RU2668368C1 (fr)
WO (1) WO2019160451A2 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2709379C1 (ru) * 2019-04-16 2019-12-17 Александр Вячеславович Зябрев Комплекс по выращиванию рыбы и способ его работы

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITVR20030060A1 (it) * 2003-05-14 2004-11-15 Ferplast Spa Dispositivo di filtrazione per acquari
RU2460286C1 (ru) * 2010-12-30 2012-09-10 Федеральное государственное унитарное предприятие "Азовский научно-исследовательский институт рыбного хозяйства" Установка замкнутого водообеспечения для воспроизводства и выращивания гидробионтов
CN104705227B (zh) * 2015-04-07 2017-07-11 山东大学 植物微生物流化床强化鱼菜共生系统的构筑和运行方法

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RU2668368C1 (ru) 2018-09-28
WO2019160451A3 (fr) 2019-12-12

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