CN206328297U - Sub- cold water fishes industrial circulating water cultivating system - Google Patents
Sub- cold water fishes industrial circulating water cultivating system Download PDFInfo
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- CN206328297U CN206328297U CN201621467565.1U CN201621467565U CN206328297U CN 206328297 U CN206328297 U CN 206328297U CN 201621467565 U CN201621467565 U CN 201621467565U CN 206328297 U CN206328297 U CN 206328297U
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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
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- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
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- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
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Abstract
The utility model discloses a kind of sub- cold water fishes industrial circulating water cultivating system, including：Culturing pool；Physical processing unit, is connected with the pump orifice of the culturing pool, for filtering the particulate matter in the culturing pool waste water pumped out；Biological processing unit, is connected with the delivery port of the physical processing unit, for further purifying aquaculture pond waste water；Water temperature control unit, is connected with the delivery port of the biological processing unit, for controlling the water temperature after biological processing unit purification；Water conservancy drives conveying device, is connected with the delivery port of the water temperature control unit, for temperature control water to be back into the culturing pool；Also include the auxiliary equipments such as oxygen-increasing device, water monitoring device.The system can substantially remove the pollutants such as the solid suspension produced in culturing pool, ammonia nitrogen, nitrite, ensure that culturing pool water body dissolved oxygen content is more than 6mg/L simultaneously, water temperature control breeds temperature in fish the most suitable growth, and can monitor water quality in real time, improves cultured fishes quality.
Description
Technical field
The utility model is related to a kind of sub- cold water fishes industrial circulating water cultivating system, belongs to purifying water process technology
Field.
Background technology
Circulating water culture system (Recirculating Aquaculture Systems, RAS) be comprehensive mechanical processing,
The technological means such as biological treatment carry out the system that processing Posterior circle is recycled to breeding wastewater.Compared with traditional aquaculture model, RAS
Economizing on water, save land, it is disease control, with the obvious advantage in terms of waste processing and controllability, show high efficiency, free of contamination spy
Point.At present, build efficient RAS turns into aquaculture industry future thrust.Although domestic and international researcher is directed to
Different cultivation object, Cultivated water condition construct diversified industrial circulating water cultivating system, but due to sub- cold water
Fish are high to water quality requirement, and water body recovery technology content is high and ammonia nitrogen, content of nitrite are high, not only influences the life of ingesting of fish
It is long, and influence is also produced on fish activities of antioxidant enzymes and osmotic balance, it greatly limit sub- cold water fish class factory
Change cultivation development, also reduce cultured fishes quality.Therefore, the utility model is directed to sub- cold water fishes industrial aquaculture process
In, suspension content is big, optimum construction efficient physical filtration system；It is high for ammonia nitrogen, content of nitrite in breeding process,
Optimum construction bio-film colonization is fast, the biological cleaning filtration system of the quick startup of efficiency high；For the cultivation of sub- cold water fishes
Need high-solubility oxygen, relatively low water temperature, and water quality requirement high, build liquid oxygen system, solar energy temperature-controlling system and water quality complete
Automatic monitoring system, coordinates the sub- cold water fish cultural technique of batch production, by above-mentioned efficient cultivation water cleaning systems optimization and structure,
It is final to realize recycling for purification of water quality purpose and breeding water.
The content of the invention
In view of the shortcomings of the prior art, the purpose of this utility model is to provide a kind of sub- cold property fish industrial circulating water to support
Grow system.The system has good cleaning water, and the efficiency high of ammonia nitrogen, nitrite and suspended substance removal is safe, supports
Grow the cycle it is short the features such as.
The utility model is according to suspension different-grain diameter size, optimum construction during sub- cold water fishes industrial aquaculture
Stage high-effective physical filtering system；It is for ammonia nitrogen in breeding process, content of nitrite high, optimum construction bio-film colonization is fast,
The biological cleaning filtration system of the quick startup of efficiency high；High-solubility oxygen, relatively low water are needed for the cultivation of sub- cold water fishes
Temperature, and water quality requirement are high, have built liquid oxygen system, solar energy temperature-controlling system and water quality auto monitoring and measurement system.
To achieve the above object, the utility model uses following technical scheme：
A kind of sub- cold water fishes industrial circulating water cultivating system, including：
Culturing pool；Physical processing unit, is connected with the pump orifice of the culturing pool, and the culturing pool pumped out for filtering gives up
Particulate matter in water；Biological processing unit, water inlet is connected with the delivery port of the physical processing unit, for further purifying
Culturing pool waste water；Water temperature control unit, water inlet is connected with the delivery port of the biological processing unit, for controlling biological treatment
Water temperature after purification unit, to realize the constant of water temperature in culturing pool；And water conservancy driving conveying device, water inlet and institute
The delivery port connection of water temperature control unit is stated, for temperature control water to be back into the culturing pool.
It is described to follow as a kind of preferred embodiment in above-mentioned sub- cold water fishes industrial circulating water cultivating system
Ring water cultivating system also includes oxygen-increasing device, is connected with the culturing pool, for conveying oxygen to the culturing pool；It is highly preferred that
The oxygen-increasing device is liquid oxygen tower or/and aerator.Further, the aerator is arranged at the outer of the culturing pool
Portion, is connected by pipeline with culturing pool.
It is described to follow as a kind of preferred embodiment in above-mentioned sub- cold water fishes industrial circulating water cultivating system
Ring water cultivating system also includes water monitoring device, is arranged in the culturing pool, for monitoring the water quality in culturing pool.
It is described to support as a kind of preferred embodiment in above-mentioned sub- cold water fishes industrial circulating water cultivating system
The pump orifice for growing pond is arranged at the culturing pool bottom center.
It is described to support as a kind of preferred embodiment in above-mentioned sub- cold water fishes industrial circulating water cultivating system
The bottom surface for growing pond is set to the high slope shape structure of middle low surrounding.
In above-mentioned sub- cold water fishes industrial circulating water cultivating system, a kind of preferred embodiment, the thing are used as
Reason processing unit includes：First processing subelement, is connected through the first aspirator with the pump orifice of the culturing pool, for removing
More than 100 microns of particulate matter in culturing pool waste water；Second processing subelement, through the second aspirator and the described first processing
The delivery port connection of subelement, for further removing more than 30 microns in the waste water from the described first processing subelement
Particulate matter；And the 3rd processing subelement, be connected, be used for the delivery port of the second processing subelement through the 3rd aspirator
Further remove more than 10 microns of particulate matter in the waste water from the second processing subelement；It is highly preferred that described
One processing subelement is perpendicular stream settling vessel；The second processing subelement is drum filter；Described 3rd, which handles subelement, is
SDPP filters.
In above-mentioned sub- cold water fishes industrial circulating water cultivating system, a kind of preferred embodiment, the life are used as
Thing processing unit includes：Biofilter, is connected through the 4th aspirator with the delivery port of the physical processing unit, for removing
Chemical pollutant in water from the physical processing unit, the chemical pollutant is preferably ammonia nitrogen, nitrous acid；Sterilization is killed
Bacterium pond, is connected through the 5th aspirator with the delivery port of the biofilter, for further to from the biofilter
Water carries out sterilizing.
In above-mentioned sub- cold water fishes industrial circulating water cultivating system, a kind of preferred embodiment, the life are used as
Filler is provided with thing filter tank, the filler surface hangs with the microorganism for degradation of ammonia nitrogen and/or nitrous acid.The filler is
High density polyethylene (HDPE) filler, proportion is 0.95g/cm3, specific surface area is 500m2/m3。
It is described to disappear as a kind of preferred embodiment in above-mentioned sub- cold water fishes industrial circulating water cultivating system
The top and/or periphery of malicious sterilization pool are provided with ultraviolet emission device.
In above-mentioned sub- cold water fishes industrial circulating water cultivating system, a kind of preferred embodiment, the water are used as
Warm control unit is solar energy temperature regulating device.
In above-mentioned sub- cold water fishes industrial circulating water cultivating system, a kind of preferred embodiment, the water are used as
Profit driving conveying device, including：Water pump, entrance is connected with the delivery port of the water temperature control unit；And feedwater piping, entrance with
The water of the water temperature control unit is back to the culturing pool by the outlet connection of the water pump, the feedwater piping；More preferably
Ground, the feedwater piping includes：Aqueduct, is connected with the exit of pump；And jet pipe, along the height side of the culturing pool
To down-set and be oppositely disposed in the diagonal angle in the culturing pool；The jet tube inlet is exported with the aqueduct to be connected
Connect；The jet tube wall is provided with multiple holes, and the hole is provided with blast tube in the horizontal direction.
It is highly preferred that a diameter of 50mm of the blast tube, number is 4-6.
It is described to penetrate as a kind of preferred embodiment in above-mentioned sub- cold water fishes industrial circulating water cultivating system
The distance between adjacent holes are nethermost hole and the cultivation on 200-300mm, and the jet tube wall on flow tube tube wall
The beeline in bottom of pond face is 100-300mm.
It is described to draw as a kind of preferred embodiment in above-mentioned sub- cold water fishes industrial circulating water cultivating system
The caliber of water pipe is more than the caliber of the jet pipe.
In above-mentioned sub- cold water fishes industrial circulating water cultivating system, a kind of preferred embodiment, the spray are used as
Angle between the pool wall of the length direction of the culturing pool of mouth pipe and the close blast tube is 0-50 °.
Compared with prior art, the beneficial effects of the utility model are：Feature is cultivated specifically designed for sub- cold water fishes, it is excellent
Change sub- cold aqueous including integrated a set of other accessory systems comprising culturing pool-physical filtering unit-biological processing unit-
Fish efficient industrial cultivating system.It is characterized in substantially removing the solid suspension produced in culturing pool, and effectively
The pollutants such as ammonia nitrogen, nitrite in removal breeding water body, while ensure that culturing pool water body dissolved oxygen content is more than 6mg/L,
Water temperature control breeds 18~22 DEG C of temperature in fish the most suitable growth, and can monitor water quality in real time, ensures the peace of industrial circulating water
Entirely, promote fish fast-growth, improve cultured fishes quality.
Brief description of the drawings
Fig. 1 is the process chart of the sub- cold water fishes industrial circulating water cultivating system of the utility model embodiment；
Fig. 2 is the structural representation of the sub- cold water fishes industrial circulating water cultivating system of the utility model embodiment；
Fig. 3 is the top view of the culturing pool of the utility model embodiment；
Fig. 4 is the section view along the culturing pool after line B-B cutting shown in Fig. 3；
Fig. 5 is the structure chart as the first of the physical processing unit perpendicular stream settling vessel for handling subelement, wherein (a) is to bow
View, (b) is internal structure schematic diagram；
Fig. 6 is No. 1 culturing pool intake-outlet concentration of suspension change curve in the utility model embodiment；
Fig. 7 is No. 2 culturing pool intake-outlet concentration of suspension change curves in the utility model embodiment；
Fig. 8 is No. 3 culturing pool intake-outlet concentration of suspension change curves in the utility model embodiment；
Fig. 9 is No. 1 culturing pool intake-outlet ammonia nitrogen concentration change curve in the utility model embodiment；
Figure 10 is No. 2 culturing pool intake-outlet ammonia nitrogen concentration change curves in the utility model embodiment；
Figure 11 is No. 3 culturing pool intake-outlet ammonia nitrogen concentration change curves in the utility model embodiment；
Figure 12 is No. 1 culturing pool intake-outlet nitrite concentration change curve in the utility model embodiment；
Figure 13 is No. 2 culturing pool intake-outlet nitrite concentration change curves in the utility model embodiment；
Figure 14 is No. 3 culturing pool intake-outlet nitrite concentration change curves in the utility model embodiment.
Wherein, 1- culturing pools；11- bottoms pump orifice；The aqueducts of 12- first, the aqueducts of 13- second；14- widths pond
Wall；15- length direction pool walls；16- jet pipes；17- blast tubes；21st, 22,23,24,25,26- suction pumps；27- water pumps；3- is erected
Flow settling vessel；31- sediment outlets；32- water inlets；33- delivery ports；4- drum filters；41- water inlets；42- solids
Matter outlet；43- discharge outlet；5-SDPP filters；51- water inlets；52- discharge outlet；6- biofilters；61- delivery ports；62-
Filler；7- disinfections pond；71- discharge outlet；8- ultraviolet emission devices；9- aerators；10- liquid oxygen towers；100- solar energy
Temperature regulating device；200- water monitoring devices.
Embodiment
The technical solution of the utility model is described in further detail by example below in conjunction with accompanying drawing.
The sub- cold water fishes industrial circulating water cultivating water cleaning systems that the utility model is provided mainly include：Culturing pool,
Physical processing unit, biological processing unit, water temperature control unit and water conservancy driving conveying device.The system also includes oxygenation and filled
Put, water monitoring device.Illustrated one by one below with reference to all parts of Fig. 2-5 pairs of the utility model systems.
Culturing pool 1, for cultivating sub- cold water fishes such as sturgeon, the pump orifice of culturing pool 1 can be arranged at culturing pool
A certain side wall upper part, can also be arranged at culturing pool bottom center, in order to preferably remove in the utility model system
Suspended particulate substance in culturing pool 1, the pump orifice of culturing pool 1 is arranged at bottom centre, i.e., bottom pump orifice shown in Fig. 2
11, this kind of culturing pool is referred to as bottom suction mode culturing pool.The bottom surface of the culturing pool is set to the high slope of middle low surrounding
Shape structure, referring to Fig. 4, the structure is beneficial to the aggregation of bottom precipitum or particulate matter.As shown in figure 3, culturing pool 1 is by bottom surface, two
The individual width pool wall 14 being oppositely arranged and two length direction pool walls 15 being oppositely arranged are formed.
Physical processing unit, is that suction pump 21 is connected with the bottom pump orifice 11 of culturing pool through the first aspirator, is used for
Filter the particulate matter in the culturing pool waste water pumped out.Specifically, as illustrated in fig. 1 and 2, physical processing unit includes：Perpendicular stream is heavy
Shallow lake device 3, water inlet 32 is connected through suction pump 21 with the bottom pump orifice 11 of culturing pool, for removing 100 in culturing pool waste water
Particulate matter more than micron；Drum filter 4, water inlet 41 is suction pump 22 and perpendicular stream settling vessel 3 through the second aspirator
Delivery port 33 is connected, for further removing more than 30 microns of particulate matter in the waste water from perpendicular stream settling vessel 3；SDPP mistakes
Filter 5, water inlet 51 is that suction pump 23 is connected with the discharge outlet 43 of drum filter 4 through the 3rd aspirator, for further
Remove more than 10 microns of particulate matter in the waste water from drum filter 4.
Sunk by being arranged at the bottom pump orifice 11 of the bottom center of culturing pool 1 and being pumped to the waste water in culturing pool 1 to erect to flow
In shallow lake device 3, the perpendicular stream settling vessel 3 can come out the precipitable particulate separation of major part for cultivating bottom of pond central area precipitation.
Perpendicular stream settling vessel 3 is commercially available prod, and it can be substituted with other commercially available high rate filters, erects the sub- cold water of 3 pairs of stream settling vessel
Property the residual bait of fish and the removal efficiency of excrement etc. can reach more than 90%, the particle size of removal it is general 100 microns with
On.The structure chart such as 5 of perpendicular stream settling vessel 3, main current enter perpendicular stream settling vessel 3 from bottom to top by the water inlet 32 of middle part pipeline
In, now precipitable particulate matter sinking speed is more than water velocity, and water (flow) direction and particle precipitation are in opposite direction, and particulate matter is downward
Sedimentation, current are flowed up；When precipitable particulate matter is settled down to perpendicular stream settling vessel bottom in main current, unplugs in dirt discharging bin and connect
Adapter, is discharged sediment through sediment outlet 31 by the pressure of water.
Drum filter 4 is further separated out precipitable particulate matter from the main current from perpendicular stream settling vessel 3；Drum-type mistake
Filter 4 is commercially available prod, and it can be substituted with other commercially available high rate filters, and the main solid for removing more than 30 microns hangs
Floating particles thing, continues to decompose mineralising with the suspended particulate substance for avoiding more than 30 μm in water body.Its operation principle is：Sewage is by taking out
Water pump 22 is conveyed, and the inside cloth tank of rotary drum grid is entered from intake chamber, is overflowed by gravity, is flowed through the filtering surface of rotary drum grid,
Wherein larger solids or fiber etc. are trapped within the rotary drum of rotation, pass through the effect of internal spiral plate, aggregation, movement
To at the solid matter outlet 42 of rotary drum, and fall into hopper.Rotary drum with can continuously or gap operation recoil spray
Shower pipe, to remove the impurity that may be sticked in drum surface, prevents that grid face from blocking.Table 1 be the utility model embodiment in use
Drum filter parameter.
The drum filter of table 1
SDPP filters 5, the suspended particulate substance for removing more than 10 μm in the main current that are flowed out from drum filter 4；
Drum filter 4 is commercially available prod, and it can be substituted with other commercially available high rate filters, main to remove sub- cold water fishes
10~30 microns of suspended solid particulate matter in breeding process, it is to avoid more than 10 μm of suspended particulate substance continues to divide in water body
Solve mineralising.The SDPP high rate filter detail parameters that the utility model is used are shown in Table 2.
The SDPP high rate filter parameters of table 2
| Appearance and size | 1100L×600W×1000H |
| Filtering accuracy | 10μm |
| Flow | 15m/h |
| Lift | 4m |
| Power | 170w |
The delivery port connection of biological processing unit, water inlet and physical processing unit, it is useless for further purifying aquaculture pond
Water；Specifically, biological processing unit includes：Biofilter 6, is suction pump 24 and SDPP filters 5 through the 4th aspirator
Discharge outlet 52 is connected, for removing the chemical pollutant in the water body from SDPP filters 5, such as ammonia nitrogen, nitrous acid etc..Disappear
Malicious sterilization pool 7, is that suction pump 25 is connected with the delivery port 61 of biofilter through the 5th aspirator, for further to from institute
The water body for stating biofilter 6 carries out sterilizing.
Specifically, biofilter is microbial degradation method come in water body of degrading mainly by bioanalysis to the processing of water body
Pollutant, be evenly arranged with filler 62 in biofilter, and filler 62 is as microbe carrier, its surface is overworked for degrading
The microorganism of the pollutant such as ammonia nitrogen and/or nitrous acid in water, i.e. filler surface is formed with biomembrane, and the biomembrane can also drop simultaneously
COD the and BOD concentration of low water body.Filler 62 is high density polyethylene (HDPE) filler, and the proportion of filler is 0.95g/cm3, specific surface area
For 500m2/m3.This area conventional method can be used by forming biomembrane on the surface of filler 62, it would however also be possible to employ following method：First
Filler 62 is evenly arranged in pond, a small amount of water is then added into pond can be with degradation of ammonia nitrogen just not have filler to be defined and add
And/or microorganism fungus kind or the activated sludge containing such strain of nitrous acid, filler surface is then made by microculture
Biofilm.
Specifically, the top and/or periphery in disinfection pond are provided with ultraviolet emission device 8.Pass through ultraviolet irradiation pair
Water body carries out sterilizing.
Water temperature control unit, water inlet is connected through suction pump 26 with the discharge outlet 71 in disinfection pond 7, for controlling biology
Water temperature after processing unit purification；The water temperature control unit is solar energy temperature regulating device 100, and it can be common profit
With the device of solar energy heating water body.Particularly in the winter time, current can realize culturing pool reclaimed water by solar energy temperature regulating device 100
The constant temperature suitable in fish growth of temperature, to ensure that sub- cold water fishes cultivation being capable of whole year production, configuration solar energy temperature
Regulating system, makes water temperature in culturing pool be maintained at 18~22 DEG C.
Water conservancy drives conveying device, and entrance is connected with the delivery port of solar energy temperature regulating device 100, for temperature control water to be returned
To culturing pool 1, specifically, water conservancy driving conveying device includes：Water pump 27, the delivery port of entrance and solar energy temperature regulating device 100
Connection；And feedwater piping, entrance is connected with the outlet of water pump 27, and the water of solar energy temperature regulating device 100 is back to by feedwater piping
Culturing pool 1.
In embodiment of the present utility model, in order to which feedwater piping includes：Aqueduct, is connected with the outlet of water pump 27；And two
Root jet pipe 16, it is down-set and be oppositely disposed in the diagonal angle in culturing pool 1 along the short transverse of culturing pool 1；Jet pipe
16 entrances are connected with aqueduct outlet；The tube wall of jet pipe 16 is provided with multiple holes, and Kong Shangjun is provided with blast tube in the horizontal direction
17.Specifically, aqueduct is divided into i.e. two branch pipes of the first aqueduct 12 i.e. house steward and the second aqueduct 13, the first aqueduct 12 again
The outlet of one end and water pump 27 be connected, the other end is connected with the second aqueduct 13, and two branch pipes are respectively above the culturing pool water surface
Flatly extend to two diagonal angles of culturing pool 1, so as to be connected with two jet pipes 16, blast tube 17 and the close blast tube
Angle between the length direction pool wall 15 of culturing pool 1 is 0-50 °, preferably 35-45 °.Using this kind of mode by after purification
Water is back to culturing pool can be by the whole particulate matters produced during cultivation the culturing pool bottom center as much as possible of being gathered in
At sewage draining exit, so as to improve the detergent power of breeding water body, increase the cyclic utilization rate of breeding water body.Penetrated to better control over
Go out flow velocity and the direction of current, the caliber of aqueduct is more than the caliber of jet pipe.A diameter of 50mm of blast tube 17, number is 4-
6.It more preferably gather that the distance between adjacent holes are 200-300mm on dirty effect, the tube wall of jet pipe 16 to realize, and penetrate
Nethermost hole and the beeline of the bottom surface of culturing pool 1 are 100-300mm on the tube wall of flow tube 16.
Oxygen-increasing device, is connected with culturing pool 1, for conveying liquid oxygen or gaseous oxygen to culturing pool 1；The oxygen-increasing device is
Liquid oxygen tower 10 and/or aerator 9.To ensure that sub- cold water fishes need to require compared with high-solubility oxygen, configuration liquid oxygen tower is filled with ensureing
Sufficient oxygen supply.Ensure that culturing pool Dissolved Oxygen in Water is more than more than 6mg/L, in order to ensure the cultivation effect of sub- cold water fishes well
Really, aerator 9 is arranged at the outside of culturing pool 1, is connected by pipeline with culturing pool 1.
Water monitoring device 200, is arranged in culturing pool, for monitoring the water quality situation in culturing pool.
To ensure sub- cold water fishes cultivating system water quality safety, the system also includes being connected with water monitoring device 200
External control device, such as PLC (programmable logic controller (PLC)) can carry out data acquisition and monitoring in real time, realize prison comprehensively
Survey.
In the utility model, liquid oxygen tower, solar energy temperature regulating device and water monitoring device are referred to as accessory system and set
It is standby.
To reach that will cultivate pool inner water body filters purpose once in 2h, the flow rate setpoint of recirculated water is minimum
7.5m3/ h, is preferably 7.5-20m in the utility model3/h。
The concrete technology flow process of sub- cold water fishes industrial circulating water cultivating water purification of the present utility model is shown in Fig. 1, and it is
Realized using said system, specific method is as follows：
Physical treatment, passes through the cultivation of the device of physical processing unit step by step to being pumped out from culturing pool bottom pump orifice 11
Particulate matter in the waste water of pond is removed；The culturing pool waste water is continuously to be sucked out, and whole system is pair
Culturing pool waste water carries out continuous continual circular treatment, and the flow of the culturing pool waste water pumped out is 7.5-20m3/ h, water exists
Circular flow in whole system is also 7.5-20m3/h。
Biological treatment, microbial degradation purification and ultraviolet are carried out by biological processing unit to the water body after physical treatment
Disinfection processing；
Temperature control processing, carries out temperature control processing, to ensure culturing pool by solar energy temperature regulating device to the water after biological treatment
Middle water temperature is 18~22 DEG C；
Return to step, the water after temperature control is handled by water conservancy driving conveying device is back to culturing pool, realizes culturing pool
The constant temperature of interior water body, at the same as far as possible by culturing pool can settling particulate matter gather at bottom pump orifice 11, realize good
Poly- dirt effect, makes the more thorough of water body purification.
Oxygen, is delivered in culturing pool by oxygenation step by oxygen-increasing device, realizes that the dissolved oxygen of water body in culturing pool is more than
More than 6mg/L.
Water quality monitoring step, by water monitoring device 200 and connected external control device in culturing pool
Water quality carries out dynamic monitoring.
Embodiment
The present embodiment is circulated purified treatment using the above method to water body in 3 culturing pools, and carrying out practically parameter is such as
Under：
No. 1 sub- cold water fishes industrial circulating water cultivating water cleaning systems：Operational factor water circulation amount 20m3/ h, culturing pool
2000 square metres of scale, the square meter of biofilter 200.
No. 2 sub- cold water fishes industrial circulating water cultivating water cleaning systems：Operational factor water circulation amount 15m3/ h, culturing pool
2000 square metres of scale, the square meter of biofilter 200.
No. 3 sub- cold water fishes industrial circulating water cultivating water cleaning systems：Operational factor water circulation amount 10m3/ h, culturing pool
2000 square metres of scale, the square meter of biofilter 200.
Culturing pool intake-outlet suspension, ammonia nitrogen, content of nitrite method of testing it is as shown in table 3 below.
The water quality detection method of table 3 and frequency
The different pollutant cleaning waters of 3 experimental systems are as follows in the present embodiment：
(1) suspended substance removal effect
Fig. 6-8 is shown in 3 culturing pool intake-outlet concentration of suspension changes during experiment.It will be appreciated from fig. 6 that No. 1 culturing pool goes out
The average suspension content in the mouth of a river is (9.06 ± 2.40) mg/L, and the average suspension content of water inlet is (7.78 ± 2.17) mg/L,
Mean unit removal amount is (8.15 ± 4.08) g/ (m3·h).As shown in Figure 7, the average suspension content of No. 2 culturing pool delivery ports
(10.44 ± 2.38) mg/L, the average suspension content of water inlet is (8.93 ± 1.88) mg/L, and mean unit removal amount is
(5.01±2.35)g/(m3·h).As shown in Figure 8, the average suspension content of No. 3 culturing pool delivery ports is (8.34 ± 1.94)
Mg/L, the average suspension content of water inlet is (6.84 ± 1.91) mg/L, and mean unit removal amount is (3.92 ± 2.39) g/
(m3·h).Suspended substance removal efficiency increases with the reduction of water circulation amount in 3 sets of systems, wherein, No. 1 system single suspends
Thing removal efficiency is (13.21 ± 11.74) %, and No. 2 system single suspended substance removal efficiency are (14.09 ± 13.88) %, No. 3
System single suspended substance removal efficiency is (17.82 ± 11.64) %.
(2) ammonia nitrogen removal effect
Fig. 9-11 is shown in 3 culturing pool intake-outlet ammonia nitrogen concentration changes during experiment.As shown in Figure 9, No. 1 culturing pool water outlet
Ammonia nitrogen concentration and influent ammonium concentration significant difference (p ＜ 0.05), the average ammonia nitrogen concentration of No. 1 culturing pool delivery port for (0.39 ±
0.12) mg/L, the average ammonia nitrogen concentration of water inlet is (0.21 ± 0.09) mg/L, and mean unit removal amount is (2.33 ± 0.92) g/
(m3·h).As shown in Figure 10, No. 2 culturing pool delivery port ammonia nitrogen concentrations and influent ammonium concentration significant difference (p ＜ 0.05), No. 2
The average ammonia nitrogen concentration of culturing pool delivery port is (0.39 ± 0.17) mg/L, and water inlet ammonia nitrogen concentration is (0.14 ± 0.06) mg/L,
Mean unit removal amount is (0.93 ± 0.53) g/ (m3·h).As shown in Figure 11, No. 3 culturing pool water outlet ammonia nitrogen concentrations and water inlet
Ammonia nitrogen concentration significant difference (p ＜ 0.05), the average ammonia nitrogen concentration of No. 3 culturing pool delivery ports is (0.39 ± 0.13) mg/L, water inlet
The average ammonia nitrogen concentration of mouth is (0.16 ± 0.22) mg/L, and mean unit removal amount is (0.58 ± 0.30) g/ (m3·h)。
(3) nitrite removal effect
Figure 12-14 is shown in 3 culturing pool intake-outlet nitrite concentration changes during experiment.As shown in Figure 12, experimental period
Between, No. 1 culturing pool water outlet nitrite concentration and water inlet nitrite concentration significant difference (p ＜ 0.05), No. 1 culturing pool water outlet
The average nitrite concentration of mouth is (0.06 ± 0.02) mg/L, and water inlet nitrite mean concentration is (0.04 ± 0.02) mg/
L, mean unit removal amount is (0.14 ± 0.09) g/ (m3·h).As shown in Figure 13, during experiment, No. 2 culturing pool water outlet nitrous
Hydrochlorate concentration and water inlet nitrite concentration significant difference (p ＜ 0.05), the average nitrite concentrations of No. 2 culturing pool delivery ports are
(0.14 ± 0.06) mg/L, the average nitrite concentration of water inlet is (0.09 ± 0.05) mg/L, and mean unit removal amount is
(0.13±0.06)g/(m3·h).As shown in Figure 14, during experiment, No. 3 culturing pool water outlet nitrite concentrations and water inlet nitrous
Significantly (p ＜ 0.05), the average nitrite concentration of No. 3 culturing pool delivery ports is (0.12 ± 0.03) mg/L to hydrochlorate concentration difference,
The average nitrite concentration of water inlet is (0.08 ± 0.04) mg/L, and mean unit removal amount is (0.11 ± 0.06) g/ (m3·
h)。
Claims (10)
1. a kind of sub- cold water fishes industrial circulating water cultivating system, it is characterised in that including：
Culturing pool；
Physical processing unit, is connected with the pump orifice of the culturing pool, for filtering the particle in the culturing pool waste water pumped out
Thing；
Biological processing unit, water inlet is connected with the delivery port of the physical processing unit, useless for further purifying aquaculture pond
Water；
Water temperature control unit, water inlet is connected with the delivery port of the biological processing unit, for controlling biological processing unit net
Water temperature after change, to realize the constant of water temperature in culturing pool；And
Water conservancy drives conveying device, and water inlet is connected with the delivery port of the water temperature control unit, for temperature control water to be back to
The culturing pool.
2. sub- cold water fishes industrial circulating water cultivating system according to claim 1, it is characterised in that also including increasing
Oxygen device, is connected with the culturing pool, for conveying oxygen to the culturing pool；The oxygen-increasing device is liquid oxygen tower or/and aeration
Equipment.
3. sub- cold water fishes industrial circulating water cultivating system according to claim 1 or 2, it is characterised in that also wrap
Water monitoring device is included, is arranged in the culturing pool, for monitoring the water quality in culturing pool.
4. sub- cold water fishes industrial circulating water cultivating system according to claim 3, it is characterised in that the cultivation
The pump orifice in pond is arranged at the culturing pool bottom center；The bottom surface of the culturing pool is set to the high slope of middle low surrounding
Shape structure.
5. sub- cold water fishes industrial circulating water cultivating system according to claim 4, it is characterised in that the physics
Processing unit includes：First processing subelement, is connected through the first aspirator with the pump orifice of the culturing pool, foster for removing
Grow more than 100 microns of particulate matter in the waste water of pond；Second processing subelement, through the second aspirator and the described first processing
The delivery port connection of unit, for further removing more than 30 microns of in the waste water from the described first processing subelement
Grain thing；And the 3rd processing subelement, be connected through the 3rd aspirator with the delivery port of the second processing subelement, be used for into
One step removes more than 10 microns of particulate matter in the waste water from the second processing subelement.
6. sub- cold water fishes industrial circulating water cultivating system according to claim 5, it is characterised in that described first
It is perpendicular stream settling vessel to handle subelement；The second processing subelement is drum filter；Described 3rd, which handles subelement, is
SDPP filters.
7. sub- cold water fishes industrial circulating water cultivating system according to claim 6, it is characterised in that the biology
Processing unit includes：Biofilter, is connected through the 4th aspirator with the delivery port of the physical processing unit, comes for removing
Chemical pollutant from the water of the physical processing unit, the chemical pollutant is ammonia nitrogen, nitrous acid；Disinfection pond,
It is connected through the 5th aspirator with the delivery port of the biofilter, for further being carried out to the water from the biofilter
Sterilizing；The top and/or periphery in the disinfection pond are provided with ultraviolet emission device；The water temperature control unit is too
Positive energy temperature regulating device.
8. sub- cold water fishes industrial circulating water cultivating system according to claim 7, it is characterised in that the water conservancy
Conveying device is driven, including：Water pump, entrance is connected with the delivery port of the water temperature control unit；And feedwater piping, entrance and institute
The outlet connection of water pump is stated, the water of the water temperature control unit is back to the culturing pool by the feedwater piping；The feedwater
Pipeline includes：Aqueduct, is connected with the exit of pump；And jet pipe, the short transverse along the culturing pool is down-set
And be oppositely disposed in the diagonal angle in the culturing pool；The jet tube inlet is connected with aqueduct outlet；It is described to penetrate
Flow tube tube wall is provided with multiple holes, and the hole is provided with blast tube in the horizontal direction.
9. sub- cold water fishes industrial circulating water cultivating system according to claim 8, it is characterised in that the nozzle
Angle between the pool wall of the length direction of the culturing pool of pipe and the close blast tube is 0-50 °.
10. sub- cold water fishes industrial circulating water cultivating system according to claim 9, it is characterised in that described to draw
The caliber of water pipe is more than the caliber of the jet pipe；A diameter of 50mm of the blast tube, number is 4-6.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201621467565.1U CN206328297U (en) | 2016-12-29 | 2016-12-29 | Sub- cold water fishes industrial circulating water cultivating system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107213673A (en) * | 2017-07-26 | 2017-09-29 | 北京市自来水集团有限责任公司第三水厂 | Settling pool surfactant suspension thing is filtered by suction system |
| CN108739617A (en) * | 2018-05-07 | 2018-11-06 | 杭州千岛湖鲟龙科技股份有限公司 | A kind of sturgeon industrial circulating water cultivating water system |
-
2016
- 2016-12-29 CN CN201621467565.1U patent/CN206328297U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107213673A (en) * | 2017-07-26 | 2017-09-29 | 北京市自来水集团有限责任公司第三水厂 | Settling pool surfactant suspension thing is filtered by suction system |
| CN108739617A (en) * | 2018-05-07 | 2018-11-06 | 杭州千岛湖鲟龙科技股份有限公司 | A kind of sturgeon industrial circulating water cultivating water system |
| CN108739617B (en) * | 2018-05-07 | 2020-07-17 | 杭州千岛湖鲟龙科技股份有限公司 | Sturgeon batch production recirculating aquaculture water supply system |
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