CN105684982A - Staged zero-emission culturing system for penaeus vannamei boone - Google Patents
Staged zero-emission culturing system for penaeus vannamei boone Download PDFInfo
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- CN105684982A CN105684982A CN201610122894.0A CN201610122894A CN105684982A CN 105684982 A CN105684982 A CN 105684982A CN 201610122894 A CN201610122894 A CN 201610122894A CN 105684982 A CN105684982 A CN 105684982A
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- 241000238553 Litopenaeus vannamei Species 0.000 title claims abstract description 37
- 238000012258 culturing Methods 0.000 title abstract 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 68
- 238000003860 storage Methods 0.000 claims abstract description 21
- 238000000746 purification Methods 0.000 claims abstract description 15
- 238000004062 sedimentation Methods 0.000 claims description 17
- 238000007667 floating Methods 0.000 claims description 14
- 241000196324 Embryophyta Species 0.000 claims description 6
- 239000010865 sewage Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- 230000001954 sterilising effect Effects 0.000 claims description 5
- 238000004659 sterilization and disinfection Methods 0.000 claims description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 4
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 4
- 240000008436 Ipomoea aquatica Species 0.000 claims description 4
- 235000019004 Ipomoea aquatica Nutrition 0.000 claims description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 4
- 240000001085 Trapa natans Species 0.000 claims description 4
- 239000011425 bamboo Substances 0.000 claims description 4
- 235000009165 saligot Nutrition 0.000 claims description 4
- UAJTZZNRJCKXJN-UHFFFAOYSA-M sodium;2-dodecoxy-2-oxoethanesulfonate Chemical compound [Na+].CCCCCCCCCCCCOC(=O)CS([O-])(=O)=O UAJTZZNRJCKXJN-UHFFFAOYSA-M 0.000 claims description 4
- 230000000977 initiatory effect Effects 0.000 claims description 3
- 239000006228 supernatant Substances 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 238000001556 precipitation Methods 0.000 claims description 2
- 230000003068 static effect Effects 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 244000082204 Phyllostachys viridis Species 0.000 claims 1
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000000249 desinfective effect Effects 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- 238000005273 aeration Methods 0.000 description 6
- 238000009395 breeding Methods 0.000 description 5
- 230000001488 breeding effect Effects 0.000 description 5
- 238000009360 aquaculture Methods 0.000 description 4
- 244000144974 aquaculture Species 0.000 description 4
- 241001330002 Bambuseae Species 0.000 description 3
- 241000238557 Decapoda Species 0.000 description 3
- 238000010612 desalination reaction Methods 0.000 description 3
- 238000005189 flocculation Methods 0.000 description 3
- 230000016615 flocculation Effects 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000003599 detergent Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 210000003608 fece Anatomy 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 235000013372 meat Nutrition 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 241000720946 Hypophthalmichthys molitrix Species 0.000 description 1
- 241000252234 Hypophthalmichthys nobilis Species 0.000 description 1
- 206010022998 Irritability Diseases 0.000 description 1
- JVMRPSJZNHXORP-UHFFFAOYSA-N ON=O.ON=O.ON=O.N Chemical compound ON=O.ON=O.ON=O.N JVMRPSJZNHXORP-UHFFFAOYSA-N 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 241000269799 Perca fluviatilis Species 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000009404 close breeding Methods 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 239000010903 husk Substances 0.000 description 1
- 230000001473 noxious effect Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 238000011269 treatment regimen Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
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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
- A01K63/003—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
-
- 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
- A01K63/042—Introducing gases into the water, e.g. aerators, air pumps
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention discloses a staged zero-emission culturing system for penaeus vannamei boone. The system is composed of a front pond (1), a middle pond (2), a rear pond (3), a purifying trench (8), an electromagnetic valve (5), a settling pond (6), triangular overflow weirs (10), a mud bucket (13), a water storage reservoir (15) and a filtering and disinfecting device (16). The area proportion of the front pond (1) to the middle pond (2) to the rear pond (3) is 1:3:7, the bottom elevation of the overflow weirs (10) of the front pond (1), the middle pond (2) and the rear pond (3) is 2.0 m, the bottom elevation of the front pond (1) is 1.5 m, the bottom elevation of the middle pond (2) is 1.0 m, and the bottom elevation of the rear pond (3) is 0.0 m, the depth of the front pond (1) is 0.5 m, the depth of the middle pond (2) is 1.0 m, the depth of the rear pond (3) is 2.0 m, the width of the front pond (1), the width of the middle pond (2) and the width of the rear pond (3) are all 5.0 m, the length of the front pond (1) is 10.0 m, the length of the middle pond (2) is 30.0 m, and the length of the rear pond (3) is 70.0 m. The staged zero-emission culturing system has the main advantages that high-density different-pond culture of penaeus vannamei boone in different culture stages is achieved, and culture management is easy; a biofloc system can be easily structured, the water purification capability is high, and zero water emission is achieved; the structure is compact, and land is saved.
Description
Technical field
Patent of the present invention belongs to aquaculture and water environment protection technical field, is specifically related to Penaeus vannamei industrial circulating water cultivating, is particularly suited for the high density recirculated water industrialized culture of hinterland Penaeus vannamei。
Background technology
Penaeus vannamei delicious meat, processes meat height, and suitable temperature range is wide, 18-32 DEG C of growth, can grow under salinity 1-40 ‰ condition, be a kind of excellent desalination cultivation kind。Penaeus vannamei growth is fast, and resistance against diseases is strong, has been increasingly becoming the main cultivation shrimp species of China。
But, along with the raising of the expansion of culture of Penaeus vannamei scale and cultivation density, the problem such as environmental pollution and economic constraints is day by day serious, strongly limit the development of culture fishery。Particularly in intensive aquaculture process, a large amount of residual bait feces are discharged in breeding water body, make the noxious substances such as ammonia nitrogen accumulate rapidly, cause that cultivation water worsens, and produce potential environmental pollution。In a very long time, the most efficient method solving water quality deterioration is to carry out draining in time to change water, but, the water consumption being only small-sized or medium-sized aquaculture system every day just reaches hundreds of side, and Penaeus vannamei often grows 1kg, at least needs the quantity of exchanged water of 20t。Therefore; by eliminating breeding water body pollutant based on the circulating water culture system of difference biological treatment pattern; development high density industrialized culture, accomplishes that economic benefit and environmental conservation Tong Bu develop simultaneously, it has also become the technical problem that culture of Penaeus vannamei is in the urgent need to address。
Summary of the invention
The present invention is directed to the production cycle of the habit of Penaeus vannamei, Penaeus vannamei industrialized culture and the product blowdown feature of different phase in Penaeus vannamei production process, it is proposed to a kind of stage zero-emission culture of Penaeus vannamei system。This cultivating system is by three pond serial connection technology designs, it is achieved that Penaeus vannamei industrialized culture is triphasic separates cultivation and tandem inner-outer circulation water system, and management is simple, it may be achieved wastewater zero discharge。
The technical scheme of patent of the present invention is as follows:
Stage zero-emission culture of Penaeus vannamei system, it is characterised in that: described system is made up of forebay (1), middle pond (2), after-bay (3), purification ditch (8), electromagnetic valve (5), sedimentation tank (6), triangle downflow weir (10), bucket (13), water storage reservoir (15) and filter sterilization device (16)。
Stage zero-emission culture of Penaeus vannamei system according to claim 1, it is characterised in that: forebay (1), middle pond (2) and after-bay (3) area ratio are 1:3:7；Absolute altitude at the bottom of the weir of the downflow weir (10) of forebay (1), middle pond (2) and after-bay (3) is 2.0 meters, absolute altitude at the bottom of pond is followed successively by 1.5 meters, 1.0 meters and 0.0 meter, and pond is followed successively by 0.5 meter deeply, 1.0 meters and 2.0 meters, pond is wide is 5.0 meters, and pond length is followed successively by 10.0 meters, 30.0 meters and 70.0 meters。
Stage zero-emission culture of Penaeus vannamei system according to claim 1, it is characterized in that: forebay (1), middle pond (2) and after-bay (3) bottom arrange bucket (13), bucket (13) inclination angle is 30 °, arranges 1 bucket (13) along every 5 meters of pond length；Bucket (13) bottom is connected with discharge pipeline (7), the pvc pipe that discharge pipeline (7) is DN75；The stainless (steel) wire of discharge pipeline (7) head end aperture 3mm snarls, and end is connected with sedimentation tank (6) through electromagnetic valve (5)；Sedimentation tank (6) outlet absolute altitude is 1.0 meters。
Stage zero-emission culture of Penaeus vannamei system according to claim 1, it is characterised in that: purifying ditch (8) wide 2 meters, long 110 meters, bottom tilts towards forebay (1) direction, angle of inclination 2%；Purify ditch (8) lateral symmetry and arrange 2 sets forebay (1), middle pond (2) and after-bay (3) three pond cascaded structure, and the triangle downflow weir (10) of after-bay (3) is positioned at inside the end of after-bay (3), the overflow water outlet of after-bay (3) flow to purification ditch (8) head end；Purify ditch (8) end and 4 internal circulation pumps (9) and 2 submersible sewage pumps (14) are installed, internal circulation pump (9) respectively to 2 overlap three pond cascaded structures forebays (1) pump into purified ditch (8) purify after water, day the pump water yield be the 30% of forebay (1), middle pond (2) and after-bay (3) three pond cascaded structure water storage volume；Purify the mud of ditch (8) end alluvial by submersible sewage pump (14) pump to sedimentation tank (6)；Purifying ditch (8) water surface and cover artificial floating island, artificial floating island bamboo pole does buoyancy aid, and planting plants (11) is water spinach, water caltrop and Herba Houttuyniae, and three's planting proportion is 1:1:1, meanwhile, in artificial floating island lower end hanging combined stuffing (12)。
Stage zero-emission culture of Penaeus vannamei system according to claim 1, it is characterized in that: electromagnetic valve (5) is by PLC programming Control, electromagnetic valve initiation culture is opened once every 12 hours, each opening time continues 1 minute, the mud of bucket (13) relies on hydraulic pressure static pressure to drain into sedimentation tank (6), supernatant after sedimentation tank (6) precipitation drains into water storage reservoir (15), and bed mud is agricultural after purifying；Lay artificial floating island and artificial swamp in water storage reservoir (15), make water storage reservoir (15) have the function of water yield storage and purification of water quality concurrently；Owing to the water yield of system spoil disposal loss is supplemented by external circulating system, i.e. the water of water storage reservoir (15) is pumped into forebay (1) after filter sterilization device (16) processes。
Forebay (1) in stage zero-emission culture of Penaeus vannamei system, middle pond (2) and after-bay (3) all put nanometer aeration pipe (4) at pond base fabric, and every nanometer aeration length of tube is 5 meters, lay 1 every 5 meters；Forebay (1), middle pond (2) and after-bay (3) average throw Seedling rate be 500-1000 tail/square metre；Shrimp Seedling after what forebay (1) was thrown in is desalination mark is thick, in forebay (1), cultivation was transferred to middle pond (2) after 1 month, and in Zhong Chi (2), cultivation was transferred to after-bay (3) after 1 month, and in after-bay (3), cultivation was sold after 1 month。
The major advantage of patent of the present invention is as follows: (1), achieve the high density in Penaeus vannamei different breeding stage and divide pool cultivated, is conducive to aquaculture management；(2), being conducive to biological flocculation system construction, purification of water quality ability is strong, and discharge rate is low；(3), compact conformation, save land used。
Accompanying drawing explanation
Fig. 1 is the floor map of this system, and Fig. 2 is A-A generalized section, and Fig. 3 is B-B generalized section, and Fig. 4 is C-C generalized section, and Fig. 5 is D-D generalized section, in figure:
1 forebay；Pond in 2；3 after-bays；4 nanometer aeration pipes；5 electromagnetic valves；6 sedimentation tanks；7 discharge pipelines；8 purify ditch；9 internal circulation pumps；10 triangle downflow weirs；11-planting plants；12-combined stuffing；13-bucket；14-submersible sewage pump；15-water storage reservoir；16-filter sterilization device。
Detailed description of the invention
Fig. 1 is the floor map of this system, and Fig. 2 is A-A generalized section, and Fig. 3 is B-B generalized section, and Fig. 4 is C-C generalized section, and Fig. 5 is D-D generalized section。Below by specific embodiment, the present invention is specifically described; it is pointed out here that following example are served only for the present invention is further described; it is not intended that limiting the scope of the invention, the present invention can be made some nonessential improvement and adjustment according to foregoing invention content by the person skilled in the art of this area。
The structure of the stage zero-emission culture of Penaeus vannamei system of embodiment 1
(1) construction of stage zero-emission culture of Penaeus vannamei system can be selected in the place of natural slope, it is possible to is selected in the place that physical features is smooth。
(2) determine the job location of stage zero-emission culture of Penaeus vannamei system, and at the bottom of pond, the absolute altitude of downflow weir, wherein, the absolute altitude of downflow weir is 2.0 meters, identical to ensure spoil disposal pressure。Absolute altitude at the bottom of the pond of forebay (1), middle pond (2) and after-bay (3) is followed successively by 1.5 meters, 1.0 meters and 0.0 meter, and pond is followed successively by 0.5 meter, 1.0 meters and 2.0 meters deeply, to meet the requirement to the depth of water of the Penaeus vannamei different growing stages；The pond of forebay (1), middle pond (2) and after-bay (3) is wide is 5.0 meters, pond length is followed successively by 10.0 meters, 30.0 meters and 70.0 meters, area ratio is 1:3:7, the Penaeus vannamei different growing stages requirement to activity space when to meet unit of water body close breeding density。
(3) it is transferred to the irritability reaction of middle pond (2) and after-bay (3) successively by forebay (1) for reducing Penaeus vannamei, recirculated water adopts series system to run, namely the scrubbing water purifying ditch (8) end is pumped into forebay (1) by internal circulation pump (9), by forebay (1), middle pond (2), the downflow weir of after-bay (3) overflows back purification ditch (8) step by step, keep forebay (1), middle pond (2), the concordance of after-bay (3) water quality, and built the flow-shape of imitative natural river, day quantity of circulating water is forebay (1), middle pond (2), the 30% of after-bay (3) water storage volume。
(4) forebay (1) is put desalination in a suitable place to breed and is marked the shrimp Seedling after slightly, breeding density be 500-1000 tail/square metre, being transferred to middle pond (2) after forebay (1) cultivates one month and continue cultivation one month, be finally transferred to after after-bay (3) cultivates one month and sell, water temperature controls at 22-32 DEG C。
(5) for effectively protecting water environment, in stage zero-emission culture of Penaeus vannamei system, sedimentation tank supernatant flow to water storage reservoir (15), and passes through external circulating system reuse in water storage reservoir (15) after purification, it is achieved breeding wastewater zero-emission。The water purification facilities such as artificial floating island, artificial swamp is set in water storage reservoir, and puts spotted silver carp, Hypophthalmichthys molitrix in a suitable place to breed；The area coverage of artificial floating island is the 1/3-1/2 of water storage water surface area of reservoir, and biological floating bed seed selection plant is water spinach, Herba Houttuyniae, water caltrop, and the planting proportion of three kind of plant is 1:1:1。
(6) for the efficient spoil disposal of safeguards system, each bucket (13) lower end all buries discharge pipeline (7) underground, discharge pipeline (7) connects with sedimentation tank (6), the water level discrepancy in elevation of sedimentation tank (6) and forebay (1), middle pond (2) and after-bay (3) maintains 1 meter, by the water level discrepancy in elevation, it is achieved automatic mud removing。Electromagnetic valve (5) installed by discharge pipeline (7), and electromagnetic valve (5) is by PLC programming Control, and electromagnetic valve initiation culture is opened once every 12 hours, and each opening time continues 1 minute。
(7) for flow-shape that safeguards system is good, and grow, for biological flocculation and Penaeus vannamei, the oxygen providing sufficient, nanometer aeration pipe (4) put by pond base fabric in forebay (1), middle pond (2) and after-bay (3), the every root length 5 meters of nanometer aeration pipe (4), 1 is being arranged along pond length every 5 meters at the bottom of pond, and just it is arranged in the top edge of bucket (13), be conducive to being formed during aeration the turbulent flow of water body, it is simple to bucket (13) collection mud。
(8) for the purification of water quality ability of raising system, and improve Penaeus vannamei perch area, in forebay (1), middle pond (2) and after-bay (3), Parallel to the flow direction can be installed by combined stuffing (12), the loading density of combined stuffing is every square metre of 2-4 root。
(9) for the purification of water quality ability of further safeguards system, the carbon N∶P ratio that can keep water body by adding the contour carbonizable substance of slow release carbon source (rice husk, bamboo bits, wood flour etc.)/brown sugar/Mel is 100:5:1, build stable biological flocculation microecosystem, improve the decomposition utilization ratio of residual bait, feces and the detergent power that system is to ammonia nitrogen, nitrite nitrogen。
(10) for the detergent power of consolidation system, the overflow water outlet of after-bay (3) flow to purification ditch (8), and installs artificial floating island in ditch (8) purifying。Artificial floating island bamboo pole does buoyancy aid, and planting plants (11) is water spinach, water caltrop and Herba Houttuyniae, and three's planting proportion is 1:1:1, meanwhile, in artificial floating island lower end hanging combined stuffing (12)。When current flow to end from purification ditch (8) head end, water quality is purified, and simultaneously under current scour effect, precipitate also Parallel to the flow direction collects along pond bottom sloping at the end purifying ditch (8), and is drained into sedimentation tank (6) by submersible sewage pump (14)。
Claims (5)
1. stage zero-emission culture of Penaeus vannamei system, it is characterised in that: described system is made up of forebay (1), middle pond (2), after-bay (3), purification ditch (8), electromagnetic valve (5), sedimentation tank (6), triangle downflow weir (10), bucket (13), water storage reservoir (15) and filter sterilization device (16)。
2. stage zero-emission culture of Penaeus vannamei system according to claim 1, it is characterised in that: forebay (1), middle pond (2) and after-bay (3) area ratio are 1:3:7；Absolute altitude at the bottom of the weir of the downflow weir (10) of forebay (1), middle pond (2) and after-bay (3) is 2.0 meters, absolute altitude at the bottom of pond is followed successively by 1.5 meters, 1.0 meters and 0.0 meter, and pond is followed successively by 0.5 meter deeply, 1.0 meters and 2.0 meters, pond is wide is 5.0 meters, and pond length is followed successively by 10.0 meters, 30.0 meters and 70.0 meters。
3. stage zero-emission culture of Penaeus vannamei system according to claim 1, it is characterized in that: forebay (1), middle pond (2) and after-bay (3) bottom arrange bucket (13), bucket (13) inclination angle is 30 °, arranges 1 bucket (13) along every 5 meters of pond length；Bucket (13) bottom is connected with discharge pipeline (7), the pvc pipe that discharge pipeline (7) is DN75；The stainless (steel) wire of discharge pipeline (7) head end aperture 3mm snarls, and end is connected with sedimentation tank (6) through electromagnetic valve (5)；Sedimentation tank (6) outlet absolute altitude is 1.0 meters。
4. stage zero-emission culture of Penaeus vannamei system according to claim 1, it is characterised in that: purifying ditch (8) wide 2 meters, long 110 meters, bottom tilts towards forebay (1) direction, angle of inclination 2%；Purify ditch (8) lateral symmetry and arrange 2 sets forebay (1), middle pond (2) and after-bay (3) three pond cascaded structure, and the triangle downflow weir (10) of after-bay (3) is positioned at inside the end of after-bay (3), the overflow water outlet of after-bay (3) flow to purification ditch (8) head end；Purify ditch (8) end and 4 internal circulation pumps (9) and 2 submersible sewage pumps (14) are installed, internal circulation pump (9) respectively to 2 overlap three pond cascaded structures forebays (1) pump into purified ditch (8) purify after water, day the pump water yield be the 30% of forebay (1), middle pond (2) and after-bay (3) three pond cascaded structure water storage volume；Purify the mud of ditch (8) end alluvial by submersible sewage pump (14) pump to sedimentation tank (6)；Purifying ditch (8) water surface and cover artificial floating island, artificial floating island bamboo pole does buoyancy aid, and planting plants (11) is water spinach, water caltrop and Herba Houttuyniae, and three's planting proportion is 1:1:1, meanwhile, in artificial floating island lower end hanging combined stuffing (12)。
5. stage zero-emission culture of Penaeus vannamei system according to claim 1, it is characterized in that: electromagnetic valve (5) is by PLC programming Control, electromagnetic valve initiation culture is opened once every 12 hours, each opening time continues 1 minute, the mud of bucket (13) relies on hydraulic pressure static pressure to drain into sedimentation tank (6), supernatant after sedimentation tank (6) precipitation drains into water storage reservoir (15), and bed mud is agricultural after purifying；Lay artificial floating island and artificial swamp in water storage reservoir (15), make water storage reservoir (15) have the function of water yield storage and purification of water quality concurrently；Owing to the water yield of system spoil disposal loss is supplemented by external circulating system, i.e. the water of water storage reservoir (15) is pumped into forebay (1) after filter sterilization device (16) processes。
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109292988A (en) * | 2018-10-23 | 2019-02-01 | 山东省环科院环境工程有限公司 | A kind of drowned flow artificial wet land and its operation method that anti-clogging emptying is constructed |
| CN109566306A (en) * | 2018-11-30 | 2019-04-05 | 中国水产科学研究院珠江水产研究所 | A kind of method of southern area paddy field aquaculture cray |
| CN112772532A (en) * | 2021-02-08 | 2021-05-11 | 中国水产科学研究院黄海水产研究所 | Container heat-preservation circulating water culture method for litopenaeus vannamei |
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| CN109566306A (en) * | 2018-11-30 | 2019-04-05 | 中国水产科学研究院珠江水产研究所 | A kind of method of southern area paddy field aquaculture cray |
| CN112772532A (en) * | 2021-02-08 | 2021-05-11 | 中国水产科学研究院黄海水产研究所 | Container heat-preservation circulating water culture method for litopenaeus vannamei |
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