CN1771798A - Purifying system for complefely closed sea water and fresh water fish cultivation - Google Patents
Purifying system for complefely closed sea water and fresh water fish cultivation Download PDFInfo
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- CN1771798A CN1771798A CNA2004100112094A CN200410011209A CN1771798A CN 1771798 A CN1771798 A CN 1771798A CN A2004100112094 A CNA2004100112094 A CN A2004100112094A CN 200410011209 A CN200410011209 A CN 200410011209A CN 1771798 A CN1771798 A CN 1771798A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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Abstract
The present invention belongs to the field of aquatic cultivation technology, and is one purified system for high density green cultivation of sea water and fresh water fish in a complexly closed circulation facility. The lone purified water system consists of cultivation pond, deposition pond, aerating pond and biologically purifying pond to constitute one complete circulation system. Each of the cultivation pond, deposition pond and biologically purifying pond is provided with blowdown pipeline to exhaust deposited solid dirt. The present invention has raised fish survival rate and growth speed.
Description
Technical field
The present invention relates to a kind of totally-enclosed sea, freshwater fish and culture, store up the cleaning system of supporting, belong to culture fishery, is sea, the freshwater fish cultural method at closed circulation drainage facility middle-high density green non-pollution.
Background technology
The closed recirculating fish cultural technique is owing to have characteristics such as floor space is little, output is high, water saving, thereby becomes the modern direction of fishery.Domestic industrial fish farming most filtration, precipitation, aeration, biological bags of adopting in circulating water treatment carry out the nitrification and denitrification effect, can cause the accumulation of nitrate for a long time, though nitrate is to not directly harm of fish, but long time integration, can influence the growth of fish, therefore must change water in a large number, so not only contaminated environment also can cause the waste of the energy and water resource.Most adopt high powered water pump water lift power consumption height, and water quality is unified handles, easily causes mutual disease carrying germ, can not realize that sea, fresh water cultures respectively, make fish incidence of disease height, have a strong impact on fish growth, deficiency in economic performance.
Summary of the invention
The object of the present invention is to provide a kind of totally-enclosed sea, freshwater fish to culture, store up the cleaning system of supporting, the power consumption that solution high powered water pump water lift brings is big, filter, precipitate not thorough, cycle water Nitrate Accumulation and cause change water in a large number, the environmental pollution that the Chi Shui discharging causes, being subjected to winter water temperature to influence fish can not normal growth, water quality focuses on, germ cross-infection and the fish disease that causes, problem such as sea, freshwater fish can not be cultured simultaneously, and be of poor benefits.
Technical scheme of the present invention is to realize like this, the cleaning system of supporting is cultured, stored up to totally-enclosed sea, freshwater fish, wherein cleaning system is independent water purification system, can carry out sea, freshwater fish breed respectively, this cleaning system is established one's own system by culturing pond, sedimentation basin, oxygenation pond and biological cleaning pond, water circulates in the system of sealing, cultures pond, sedimentation basin and biological cleaning pond and is equipped with blow-off line, and the solid dirt of deposition is discharged thus.Its technological process is as follows:
1, is used for the breed of sea, fresh water adult fish or fingerling in the breed pond, is provided with the water lift pipe at the end of culturing the pond; Water lift is a low water head air force water lift;
2, water enters sedimentation basin through aerodynamic effect water lift at the bottom of the pond through pipeline, sedimentation basin is used for eddy flow blowdown and Separation of Solid and Liquid, be that strainer filtering is set on the sedimentation basin, cyclone sediment, the filter cap is set in the sedimentation basin exit to be filtered, residual bait, ight soil are separated before hydrolysis, and solid dirt is discharged by blow-off line;
3, Chi Shui enters the biological cleaning pond through the water delivery groove, and the biological cleaning pond is located at the closed glass booth to have daylighting and heat ability, on the water delivery groove ultraviolet disinfection lamp is installed, to the Chi Shui sterilization that carries out disinfection.The biological cleaning pond comprises three layers of purification style:
The upper strata is that zeolite purifies, and has to filter and suction-operated.
The middle level is that biological bag purifies, and wrapping growth at biology has a large amount of nitrifying bacterias, by nitrated and denitrification, and ammonia nitrogen in the decomposition water and nitrite.
The top layer is plant purification, and top, biological cleaning pond is the glass canopy, the illumination abundance, and plant can carry out photosynthesis, absorbs the nitrate that accumulates in the water, the balance water PH value, plant is that tack is good, the thread algae that the absorbed nitrogen ability is strong;
4, the oxygenic aeration facility is arranged at bottom, biological cleaning pond, enter aeration temperature adjustment pond through the water body that purifies, increase pond water oxygen content by aeration, by the measure that heats on heater and the biological cleaning pond, needs according to fish growth are regulated water temperature, and the foam that aeration produced is effectively got rid of outside the pond;
5, the Chi Shui behind the removal floating impurity reenters through pipeline and cultures the pond.
Harmful substances such as the invention has the beneficial effects as follows can the filtering ammonia nitrogen, nitrite absorb the nitrate equilibrated ph value, reduce water content consumption and thermal loss, provide dissolved oxygen content high high-quality cycle water; Adopt the pneumatic water lift mode of low water head, saved power consumption greatly, reduced sewage discharge, environment is not polluted; Water body circulation does not separately produce cross-infection, reduces the fish incidence of disease, improves survival rate and growth rate, adopts the disinfection by ultraviolet light sterilization, does not use medicine that the fish body is not polluted.
The sea, freshwater fish all can culture, and realized the propagating artificially of seawater marketable fish of inland waters.
Embodiment:
The present invention will be further described below in conjunction with embodiment, and the cleaning system of supporting is cultured, stored up to totally-enclosed sea as shown in Figure 1, freshwater fish, and the Chi Shui that cultures the pond enters sedimentation basin through the water lift pipe by pneumatic water lift mode.Culture the pond and be provided with blow-off pipe,, can carry out blowdown, sterilization, maintenance etc. by emptying Chi Shui by outlet valve control, after Chi Shui enters sedimentation basin, through strainer filtering, cyclone sediment, the filter cap filters, with residual bait, ight soil is separated before hydrolysis, is discharged by the blow-off pipe of valve control, Chi Shui enters the biological cleaning pond through the water delivery groove, the biological cleaning pond is located at the closed glass booth to have daylighting and heats ability, on the water delivery groove ultraviolet disinfection lamp is installed, to the Chi Shui sterilization that carries out disinfection.The biological cleaning pond has three layers;
The upper strata is that zeolite purifies, and zeolite has filtration and suction-operated, can remove impurity such as solid content, flocculate,
The middle level is that biological bag purifies, and biology is wrapped growth a large amount of nitrifying bacterias, by nitrated and denitrification, and the ammonia nitrogen in the decomposing pool water, nitrite and part nitrate.
The top layer is plant purification, and growth has a large amount of tacks strong in the pond, and the thread algae that the absorbed nitrogen ability is good absorbs nitrate, balance water PH value that water accumulates.
Be provided with the oxygenation pipeline at the bottom of the biological cleaning pond, supply with oxygen by air pump nitrification is carried out under aerobic state, also have blow-off pipe to control at the bottom of the pond by valve.
Chi Shuijing enters the oxygen-aeration temperature-adjusting pond after purifying, be provided with the temperature adjustment pipeline in the pond, regulate temperature by pipeline, simultaneously provide oxygen to carry out aeration oxygen replenishing by air pump, floating foreign material decomposing, purifyings such as flocculate in the water can be got rid of in this process, oxygenation Wen Chi also has blow-off pipe, by valve control, sediment exclusion matter;
Flow back to the breed pond through the Chi Shui behind the oxygen-aeration temperature-adjusting through pipeline, realized the totally-enclosed circulation of Chi Shui.
Culture the air force of pond water lift pipe, the oxygenation in oxygenation of oxygen-aeration temperature-adjusting pond and biological cleaning pond is finished by air pump, and is controlled displacement by valve.
Embodiment 1
The freshwater fish culturing test
On June 20th, 2003 was transported rainbow porgy 3000 tails back from Qinghe, Liaoning steam power plant, put into the breed pond of totally enclosed cleaning system, its average weight 52 grams, survival rate 98%.Throw something and feed 20, on Mays of pellet to 2004, average weight reaches 0.65 kilogram as shown in Table 1, assesses every cubic metre and cultures 85.5 kilograms of per unit area yields.
| 2 | 0.68 | 27.5 | 23.5 | 23.5 |
| 3 | 0.52 | 21.3 | 18.7 | 20.4 |
| 4 | 0.61 | 26.8 | 19.3 | 20.6 |
| 5 | 0.77 | 31.5 | 25.6 | 22.1 |
| 6 | 0.55 | 20.4 | 15.1 | 15.0 |
| 7 | 0.63 | 24.3 | 29.2 | 27.7 |
| 8 | 0.58 | 22.6 | 18.5 | 16.6 |
| 9 | 0.80 | 32.1 | 28.2 | 25.4 |
| 10 | 0.60 | 23.2 | 19.4 | 18.3 |
| Mean value | 0.65 | 25.9 | 22.2 | 21.7 |
Embodiment 2
Support in the grain bin of carp
On May 20th, 2004 was transported 2400 kilograms of carps back from Liaoyang, Liaoning Province, put into Chi Zhongtun and support, and density reaches 120 kilograms per cubic meter.
Embodiment 3
The marine fish culture test
The jewfish seed
Transport perch seedling 35000 tails in April, 2003 back from Qingdao, put into salinity 22.8% seawater pond, raise on November 23rd, 2003, and as table two, average weight 225 grams, long 26.0 centimetres of body, survival rate 17.5 ‰, seed is cultured 68.9 kilograms of every cubic metre of per unit area yields.
| 2 | 230 | 26.4 | 22.0 | 6.3 |
| 3 | 165 | 23.5 | 20.0 | 5.7 |
| 4 | 175 | 23.5 | 19.0 | 5.7 |
| 5 | 265 | 27.6 | 22.5 | 6.5 |
| 6 | 260 | 28.0 | 22.0 | 6.5 |
| 7 | 200 | 26.0 | 22.2 | 6.0 |
| 8 | 195 | 24.6 | 20.5 | 6.0 |
| 9 | 210 | 25.3 | 24.4 | 6.5 |
| 10 | 205 | 24.5 | 20.4 | 6.0 |
| 11 | 265 | 28.5 | 23.6 | 6.3 |
| 12 | 225 | 25.7 | 21.0 | 6.3 |
| Mean value | 225 | 26.0 | 21.5 | 6.2 |
Embodiment 4
U.S. snapper is stored up foster
On May 28th, 2004 was transported 2400 kilograms of snappers back from Suizhong, Liaoning Province steam power plant, put into salinity 15.6 ‰ seawater ponds, and density reaches 120 kilograms, forms motility rate through the grain bin and reaches 99%, and fish movement is normal.
Claims (6)
1, the cleaning system of supporting is cultured, stored up to a kind of totally-enclosed sea, freshwater fish, it is characterized in that: comprise independent water purification system, can carry out sea, freshwater fish breed respectively, this cleaning system is established one's own system by culturing pond, sedimentation basin, biological cleaning pond and oxygen-aeration temperature-adjusting pond, water circulates in the system of sealing, culture pond, sedimentation basin and biological cleaning pond and be equipped with blow-off line, the solid dirt of deposition is discharged thus.Its technological process is as follows:
(1), be used for the breed of sea, fresh water adult fish or fingerling culturing the pond, be provided with the water lift pipe at the end of culturing the pond;
(2), water enters sedimentation basin through aerodynamic effect water lift at the bottom of the pond through pipeline, sedimentation basin is used for eddy flow blowdown and Separation of Solid and Liquid, be that strainer filtering is set on the sedimentation basin, cyclone sediment, the filter cap is set in the sedimentation basin exit to be filtered, residual bait, ight soil are separated before hydrolysis, and solid dirt is discharged by blow-off line;
(3), Chi Shui enters the biological cleaning pond through the water delivery groove, on the water delivery groove ultraviolet disinfection lamp is installed, to the Chi Shui sterilization that carries out disinfection; The biological cleaning pond comprises three layers of purification style:
The upper strata is that zeolite purifies, and has to filter and suction-operated;
The middle level is that biological bag purifies, and wrapping growth at biology has a large amount of nitrifying bacterias, by nitrated and denitrification, and ammonia nitrogen in the decomposition water and nitrite.
The top layer is plant purification, and top, biological cleaning pond is the glass canopy, the illumination abundance, and plant can carry out photosynthesis, absorbs the nitrate that accumulates in the water, the balance water PH value;
(4), enter aeration temperature adjustment pond, increase pond water oxygen content by aeration, by the measure that heats on heater and the biological cleaning pond, regulate water temperature according to the needs of fish growth, the foam that aeration produced is effectively got rid of outside the pond through the water body that purifies;
(5), the Chi Shui behind the removal floating impurity reenters through pipeline and cultures the pond.
2, totally-enclosed sea according to claim 1, freshwater fish are cultured, store up the cleaning system of supporting, and it is characterized in that described water lift is a low water head air force water lift.
3, totally-enclosed sea according to claim 1, freshwater fish are cultured, store up the cleaning system of supporting, and it is characterized in that described biological cleaning pond is located in the closed glass booth.
4, culture, store up the cleaning system of supporting according to claim 1,4 described totally-enclosed seas, freshwater fish, it is characterized in that described biological bag source material goes up growth a large amount of nitrifying bacterias, nitrite bacteria and denitrifying bacteria are arranged.
5, totally-enclosed sea according to claim 1, freshwater fish are cultured, store up the cleaning system of supporting, and it is characterized in that the oxygenic aeration facility is arranged at bottom, described biological cleaning pond.
6, totally-enclosed sea according to claim 1, freshwater fish are cultured, store up the cleaning system of supporting, and it is characterized in that described plant is that tack is good, the thread algae that the absorbed nitrogen ability is strong.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CNA2004100112094A CN1771798A (en) | 2004-11-10 | 2004-11-10 | Purifying system for complefely closed sea water and fresh water fish cultivation |
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| CNA2004100112094A CN1771798A (en) | 2004-11-10 | 2004-11-10 | Purifying system for complefely closed sea water and fresh water fish cultivation |
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| CN101444196B (en) * | 2008-11-07 | 2011-01-12 | 朱勤 | Circulatory system for temporarily rearing small aquatic products |
| CN102067824A (en) * | 2010-11-25 | 2011-05-25 | 中国水产科学研究院渔业机械仪器研究所 | Closed circulating seawater prawn pond culture system |
| CN102124992A (en) * | 2011-03-28 | 2011-07-20 | 中国水产科学研究院渔业机械仪器研究所 | Factory circulating water fish culture system and using method thereof |
| CN101161061B (en) * | 2007-09-07 | 2011-09-07 | 中国水产科学研究院渔业机械仪器研究所 | A system for aquiculture using recirculated water based on decline algae |
| CN102210273A (en) * | 2010-04-06 | 2011-10-12 | 粘德志 | New type culture method |
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| CN101874477B (en) * | 2009-12-02 | 2012-05-30 | 史建全 | Greenhouse piscicultural device with water biological purification function in high-cold area |
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