CN109814642A - A kind of method of pond inner recirculation flow water breeding water body Dissolved oxygen regulation - Google Patents
A kind of method of pond inner recirculation flow water breeding water body Dissolved oxygen regulation Download PDFInfo
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Abstract
本发明公开一种池塘内循环流水养殖水体溶氧调控的方法，S1：计算机内建立溶解氧变化曲线；S2：控制推水机于6:00‑18：00进行日间增氧工作；S3：控制底增氧设备于18:00‑3:00进行夜间增氧工作；S4：控制纯氧设备和底增氧设备于3：00‑6:00进行凌晨增氧工作；S5：计算机调控养殖水体溶解氧，本发明还公开了一种池塘内循环流水养殖水体溶氧调控的系统，本发明通过精准调控养殖水体溶解氧实现养殖水体24h溶解氧含量均在5mg/L以上，改善养殖环境，降低养殖成本和设备能耗。
This invention discloses a method for regulating dissolved oxygen in pond recirculating aquaculture water. The method includes: S1: establishing a dissolved oxygen variation curve in a computer; S2: controlling a water pump to perform daytime aeration from 6:00 to 18:00; S3: controlling a bottom aeration device to perform nighttime aeration from 18:00 to 3:00; S4: controlling a pure oxygen device and a bottom aeration device to perform early morning aeration from 3:00 to 6:00; S5: computer-regulated dissolved oxygen in the aquaculture water. This invention also discloses a system for regulating dissolved oxygen in pond recirculating aquaculture water. This invention achieves a dissolved oxygen content of over 5 mg/L in the aquaculture water throughout 24 hours through precise regulation, improving the aquaculture environment and reducing aquaculture costs and equipment energy consumption.
Description
Technical field
The invention belongs to pond cultivation technology fields, and in particular to a kind of pond inner recirculation flow water breeding water body Dissolved oxygen regulation
Method and system.
Background technique
Pond inner recirculation flow water cultivation (Inner-pond circulating aquaculture, IPA) is commonly called as: runway is supported
It grows, it has also become one of the important aquaculture model of Zhejiang green fishery Transformation Development ends in June, 2018, entirely according to incompletely statistics
It saves built runway and has 452, in also 157 built.Its main technical principle is by carrying out work to cultivating pool
Cultivation concentration zones (gutter channel) and purification of water quality area (intercropping filter-feeder fish, shrimp, shellfish or the aquatic plant of plantation are established in journeyization transformation
Object) two big functional areas, Aquacultural water is flowed and feed residual bait and excrement using water, aerator and sewage suction device is pushed away
A large amount of concentrate is removed, and realizes recycling for breeding water body.Because its clean manufacturing theory has agreed with wanting for Water ecoenvironment
It asks, has obtained various regions government and paid attention to and support.However, in practical application find pond inner recirculation flow water aquaculture model there is also compared with
More problems, are mainly shown as: 1) because in slot fish culture density it is higher, if water body Dissolved oxygen regulation is original only with equipment
Water oxygenation and bottom bleeding technique are pushed away, is difficult to ensure the dissolved oxygen content of water body at night, fish body metabolism is not only caused to be obstructed, lead to bait
Expect that utilization rate reduces, and will cause water body ammonia nitrogen and the raising of cultured water equal size, affects the mode to a certain extent
Ecological purified water effect；2) the unreasonable water oxygenation that pushes away not only increases significantly energy consumption, and push away within a certain period of time water it is more big more
Easily cause trough inner water body anoxic.
Summary of the invention
The purpose of the present invention is to provide one kind to realize that breeding water body dissolves for 24 hours by control accurate breeding water body dissolved oxygen
Oxygen content in 5mg/L or more, improves breeding environment, reduces the pond inner recirculation flow water cultivation water of aquaculture cost and equipment energy consumption
The system and method for body Dissolved oxygen regulation.
A kind of technical solution that the present invention is taken to achieve the above object are as follows: pond inner recirculation flow water breeding water body dissolved oxygen
The method of regulation, it is characterised in that: including,
Water dispenser is pushed away, for oxygenation in aquaculture pond in the daytime；
Bottom oxygen increasing equipment, for oxygenation in night/morning aquaculture pond；
Pure oxygen equipment, for oxygenation in time-division in morning aquaculture pond；
Flowmeter is set to aquaculture pond and pushes away water dispenser, bottom oxygen increasing equipment, between pure oxygen equipment, is used for Real-time Feedback oxygen
Output flow；
Data acquisition module pushes away water dispenser, bottom oxygen increasing equipment, pure oxygen equipment oxygen output flow, start-stop time for acquiring
And the dissolved oxygen content data in aquaculture pond and purifying area；
Computer, and pushes away water dispenser, bottom oxygen increasing equipment, pure oxygen equipment, data acquisition module and is set in purifying area
Paddle aerator connection, for regulating and controlling breeding water body dissolved oxygen.
The present invention establishes the cultivation water of standard on the basis of fine day and rainy days using computer, data acquisition module etc.
Body dissolved oxygen change curve, it is molten in real time according to the foundation of data collecting module collected data in round-the-clock oxygenation process in aquaculture pond
Solve oxygen change curve, and to the oxygen dissolving value of aquaculture pond, dirt colleceting area, purifying area carry out trend anticipation, dynamical output control push away water dispenser,
Bottom oxygen increasing equipment, pure oxygen equipment, data acquisition module and paddle aerator start and stop come regulate and control breeding water body dissolved oxygen and
The water quality of breeding water body is adjusted, computer is during anticipation by normal farm Dissolved Oxygen in Water change curve and real-time dissolved oxygen
Change curve compares, and the exceeded situation of threshold values occurs and carries out early warning starting emergency processing by alarm in time, guarantees aquaculture
The normal required oxygen of object, selects different oxygenation ways in different periods by intelligentized control method to reduce equipment operation energy consumption
And aquaculture cost, more realizing breeding water body, dissolved oxygen content improves the grazing rate of aquaculture object in 5mg/L or more for 24 hours
Increase, disease occurrence probability reduces.
Further, computer is built-in is equipped with dissolved oxygen change curve, is established according to data collecting module collected data real
When dissolved oxygen change curve, and to the oxygen dissolving value of aquaculture pond, dirt colleceting area, purifying area carry out trend anticipation, dynamical output control push away
The start and stop of water dispenser, bottom oxygen increasing equipment, pure oxygen equipment, data acquisition module and paddle aerator regulate and control breeding water body dissolution
Oxygen.
Dissolved oxygen change curve process is built in computer are as follows: under the conditions of environment is similar (including fine day, rainy days),
The oxygen air inflow gradient experiment of various concentration is carried out, acquisition dissolved oxygen concentration change curve is molten as dissolved oxygen change curve
Solution oxygen change curve is established using hybrid algorithm model.
Further, computer is also connected with warning device for carrying out warning output when data exception.Aquaculture pond and net
Change in area and be equipped with the dissolved oxygen sensor connecting with data acquisition module, when the Dissolved Oxygen in Water that dissolved oxygen sensor detects
When lower than 5mg/L, computer control warning device is alarmed, and reminds poultry feeders to carry out emergency, which is
Warning device can also be passed through wireless connection technology and corresponding people according to the actual situation by acoustic-optic alarm or language alarm
The connection of the mobile devices such as the mobile phone of member.
Further, it pushes away water dispenser, bottom oxygen increasing equipment, pure oxygen equipment to be cooperatively connected with aquaculture pond respectively, aquaculture pond successively connects
Logical dirt colleceting area, purifying area.Progress oxygenation in aquaculture pond is set to reduce for realizing the different oxygenation way of subset at times
Standby operation energy consumption and aquaculture cost.
Further,
Pushing away the water dispenser time of oxygenation in the daytime is 6:00-18:00, and according to measurement cultivation pond external pool culture, Dissolved Oxygen in Water interior for 24 hours is selected
It selects to push away water dispenser and push away water in this period of 6:00-18:00 and the water body dissolved oxygen in the cultivation flume effectively increased in aquaculture pond is contained
Measurer plays the role of positive.
The bottom oxygen increasing equipment night oxygenation time is 18:00-3:00, and the oxygenation time in morning is 3:00-6:00, bottom oxygen increasing equipment
The bottom oxygen increasing equipment of morning oxygenation starting 50%, according to measurement cultivation pond external pool culture for 24 hours in Dissolved Oxygen in Water situation at night and
Morning, which selects, to push away water dispenser progress oxygenation significant discomfort conjunction therefore carries out oxygenation operation, morning oxygenation using bottom oxygen increasing equipment at night
When need to using pure oxygen and by bottom oxygen increasing equipment carry out auxiliary oxygenation.
The pure oxygen equipment morning oxygenation time is 3:00-6:00, and pure oxygen flow is 0.6-0.8L/h, and icepro is made up by pure oxygen
Time-division in morning supplies oxygen inadequate problem.
Further, bottom oxygen increasing equipment includes the surface layer mechanism set on the aquaculture pond water surface and the bottom in culturing pool
Mechanism, surface layer mechanism are connect by hose with bottom mechanism.Increase aquaculture pond surface water and water surface oxygen by surface layer mechanism
The contact of gas improves surface water dissolved oxygen, and then cooperates the oxygenation of bottom mechanism to realize water body between each height layer of aquaculture pond
Dissolved oxygen is balanced.
Further, surface layer mechanism includes the motor being vertically arranged, and motor lower output is connected with impeller, motor surrounding
The connecting rod of floating block is set around connection end, a connecting rod is equipped with the inflator pump connecting with hose.The motor driven leaf of surface layer mechanism
Wheel rotation improves surface water dissolved oxygen to increase the contact with water surface oxygen of aquaculture pond surface water, while inflator pump passes through hose
To being oxygenated in bottom mechanism, suspended substance is made its suspended state above and below layer in water by oxygen effect is put in oxygenation and water.Realize cultivation
The dissolved oxygen equilibrium of water body and Organic substance in water uniform decomposition between each height layer in pond, and then improve breeding environment.
Further, bottom mechanism includes suspended substance with interior cavity, and suspended substance bottom, which is equipped with, passes through communicating pipe and cavity
The solenoid valve of connection and suspended substance two sides are equipped with the side pipe being connected to cavity, and wobble plate is equipped in the side pipe, and upper surface is equipped with row
Tracheae.Suspended substance top connects the hose that port is set to cavity.Cavity is provided with solid and meets the oxygenation agent that water generates oxygen, passes through
The unlatching of computer control solenoid valve is reacted to control with oxygenation agent and water body, i.e. control oxygenation amount, is arranged in side pipe
One purpose of wobble plate is to make to push open wobble plate progress bottom oxygenation by wobble plate when oxygen reaches certain process stage in cavity, it can be achieved that height
The oxygen of release and the high dissolution rate of water body are pressed, oxygen loss is reduced, improves breeding environment, two purposes are for anti-water-stop body from exhaust
It is flow backwards in pipe, there is plugging action.
A kind of method of pond inner recirculation flow water breeding water body Dissolved oxygen regulation, steps are as follows:
S1: dissolved oxygen change curve is established in computer；
S2: control pushes away water dispenser and carries out the work of oxygenation in the daytime in 6:00-18:00；
S3: control bottom oxygen increasing equipment carries out night oxygenation work in 18:00-3:00；
S4: control pure oxygen equipment and bottom oxygen increasing equipment are in 3:00-6:00 progress morning oxygenation work；
S5: it is bent to establish real-time dissolved oxygen variation in computer for data collecting module collected data in aquaculture pond oxygenation process
Line, computer carry out trend anticipation to the oxygen dissolving value of aquaculture pond, dirt colleceting area, purifying area, and dynamical output control pushes away water dispenser, bottom oxygenation
The start and stop of equipment, pure oxygen equipment, data acquisition module and paddle aerator regulate and control breeding water body dissolved oxygen.
The present invention pushes away water oxygenation, bottom oxygenation and outer pool oxygenation time by intelligentized control method and adds pure oxygen equipment,
Realize that in day time water distribution component superficial dissolution oxygen content peak, water bottom dissolved oxygen content peak can up to 9.4mg/L
Up to 5.63mg/L, night and morning water body superficial dissolution oxygen content are maintained at 5.84mg/L or more, water bottom dissolved oxygen content
It is maintained at 5.0mg/L or more, effectively realizes that dissolved oxygen content is in 5mg/L or more for 24 hours for breeding water body whole day in sink, not only really
Oxygen needed for having protected fish normal growth and through the above way controlled Dissolved Oxygen in Water content are yellow to reduce pathogenic bacteria
COD needed for Bacillus Flavobacterium (COD), and abundance is provided for probiotics bacillus Bacillus
COD improve the biological community structure in breeding environment, mitigate the incidence probability of cultivation water product infectious disease, and pass through control
The runing time for making different ooxygenation facilities reduces energy consumption and cost, and through calculating, every bar groove energy consumption cost is controlled at 26 yuan daily,
Wherein pure oxygen cost is first in 4.5-5, and 21 yuan of the electricity charge.For the aquatic products of daily slot 15000kg, with the cultivation regulation side
Every production 1kg fish can expend about 0.32 yuan under method, reduce about 15.6%-21.4% compared with tradition cultivation.
Further, in the daytime or when night carries out feeding feed: control, which pushes away water dispenser and pushes away water speed, to be halved and in aquaculture pond
Portion pushes away water dispenser closing, while opening 50% bottom oxygenation, restorer original state after the completion of feeding, Feeding time 25-
35min.When feeding using above-mentioned oxygenation way for ensuring that aquaculture object digests needed for oxygen when ingesting.It is completed feeding
60min restorer original state is for excrement and remaining bait that aquaculture object generates in feeding process to be pushed into collect afterwards
Dirty area.
The paddle aerator of purifying area is increased in 11:00-15:00.For guaranteeing purification of water quality area water body or more water layer
The exchange of dissolved oxygen.
Compared with prior art, the invention has the benefit that
1) it is established in present invention oxygenation process round-the-clock in aquaculture pond according to data collecting module collected data molten in real time
Oxygen change curve is solved, and trend anticipation, dynamical output control are carried out to the oxygen dissolving value of aquaculture pond, dirt colleceting area, purifying area, regulation is supported
It grows Dissolved Oxygen in Water and adjusts the water quality of breeding water body；
2) design bottom oxygen increasing equipment realizes that the dissolved oxygen of water body between each height layer of aquaculture pond is balanced, improves breeding environment；
3) oxygenation control mode of the invention realizes the biological community structure improved in breeding environment, mitigates cultivation water
The incidence probability of product infectious disease, and the runing time by controlling different ooxygenation facilities reduces energy consumption and cost；
4) dissolved oxygen content increases in 5mg/L or more to improve the grazing rate of aquaculture object breeding water body for 24 hours, disease
Occurrence probability reduces.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram of the system of pond inner recirculation flow water breeding water body Dissolved oxygen regulation of the present invention；
Fig. 2 is a kind of system control process schematic diagram of pond inner recirculation flow water breeding water body Dissolved oxygen regulation of the present invention；
Fig. 3 is the structural schematic diagram of bottom oxygen increasing equipment of the invention；
Fig. 4 is the structural schematic diagram of fabric of the invention；
Fig. 5 is the cross-sectional view of fabric of the invention；
Fig. 6 is the variation line chart of traditional Micropterus salmoides Aquacultural water dissolved oxygen content in the embodiment of the present invention 3；
Fig. 7 is the variation line chart of traditional Micropterus salmoides IPA breeding water body dissolved oxygen content in the embodiment of the present invention 3；
Fig. 8 is that water body dissolves under IPA aquaculture model using Micropterus salmoides under cultivating system and cultural method of the invention
The variation line chart of oxygen content.
Description of symbols: 10. surface layer mechanisms；11. floating block；12. inflator pump；13. motor；14. connecting rod；15. impeller；
20. bottom mechanism；21. hose；22. suspended substance；23. side pipe；24. exhaust pipe；25. wobble plate；26. communicating pipe；27. solenoid valve；
28. arc-shaped through-hole.
Specific embodiment
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only of the invention some
Embodiment for those of ordinary skill in the art without any creative labor, can also be according to these
Attached drawing obtains other attached drawings.
Embodiment 1:
As shown in Figs. 1-5, a kind of method of pond inner recirculation flow water breeding water body Dissolved oxygen regulation, it is characterised in that: including,
Water dispenser is pushed away, for oxygenation in aquaculture pond in the daytime；
Bottom oxygen increasing equipment, for oxygenation in night/morning aquaculture pond；
Pure oxygen equipment, for oxygenation in time-division in morning aquaculture pond；
Flowmeter is set to aquaculture pond and pushes away water dispenser, bottom oxygen increasing equipment, between pure oxygen equipment, is used for Real-time Feedback oxygen
Output flow；
Data acquisition module pushes away water dispenser, bottom oxygen increasing equipment, pure oxygen equipment oxygen output flow, start-stop time for acquiring
And the dissolved oxygen content data in aquaculture pond and purifying area；
Computer, and pushes away water dispenser, bottom oxygen increasing equipment, pure oxygen equipment, data acquisition module and is set in purifying area
Paddle aerator connection, for regulating and controlling breeding water body dissolved oxygen.
The present invention establishes the cultivation water of standard on the basis of fine day and rainy days using computer, data acquisition module etc.
Body dissolved oxygen change curve, it is molten in real time according to the foundation of data collecting module collected data in round-the-clock oxygenation process in aquaculture pond
Solve oxygen change curve, and to the oxygen dissolving value of aquaculture pond, dirt colleceting area, purifying area carry out trend anticipation, dynamical output control push away water dispenser,
Bottom oxygen increasing equipment, pure oxygen equipment, data acquisition module and paddle aerator start and stop come regulate and control breeding water body dissolved oxygen and
The water quality of breeding water body is adjusted, computer is during anticipation by normal farm Dissolved Oxygen in Water change curve and real-time dissolved oxygen
Change curve compares, and the exceeded situation of threshold values occurs and carries out early warning starting emergency processing by alarm in time, guarantees aquaculture
The normal required oxygen of object, selects different oxygenation ways in different periods by intelligentized control method to reduce equipment operation energy consumption
And aquaculture cost, more realizing breeding water body, dissolved oxygen content improves the grazing rate of aquaculture object in 5mg/L or more for 24 hours
Increase, disease occurrence probability reduces.
Computer is built-in to be equipped with dissolved oxygen change curve, establishes real-time dissolved oxygen according to data collecting module collected data and becomes
Change curve, and trend anticipation is carried out to the oxygen dissolving value of aquaculture pond, dirt colleceting area, purifying area, dynamical output control pushes away water dispenser, bottom oxygenation
The start and stop of equipment, pure oxygen equipment, data acquisition module and paddle aerator regulate and control breeding water body dissolved oxygen, which calculates
Method model includes but is not limited to use: mixing of the integrated intelligent algorithm in the application in step reservoir Mid-long Term Optimized Scheduling is calculated
Method model.
Dissolved oxygen change curve process is built in computer are as follows: under the conditions of environment is similar (including fine day, rainy days),
The oxygen air inflow gradient experiment of various concentration is carried out, acquisition dissolved oxygen concentration change curve is molten as dissolved oxygen change curve
Solution oxygen change curve is established using hybrid algorithm model.
Computer is also connected with warning device for carrying out warning output when data exception.It is all provided in aquaculture pond and purifying area
There is the dissolved oxygen sensor connecting with data acquisition module, when the Dissolved Oxygen in Water that dissolved oxygen sensor detects is lower than 5mg/L
When, computer control warning device is alarmed, and poultry feeders is reminded to carry out emergency, which is sound-light alarm dress
It sets or language alarm, also warning device can be passed through wireless connection technology and the mobile phone of counterpart personnel etc. according to the actual situation
Mobile device connection.
Push away water dispenser, bottom oxygen increasing equipment, pure oxygen equipment respectively with aquaculture pond be cooperatively connected, aquaculture pond be sequentially communicated dirt colleceting area,
Purifying area.Equipment operation energy consumption is reduced to oxygenation is carried out in aquaculture pond for realizing the different oxygenation way of subset at times
And aquaculture cost.
Pushing away the water dispenser time of oxygenation in the daytime is 6:00-18:00, and according to measurement cultivation pond external pool culture, Dissolved Oxygen in Water interior for 24 hours is selected
It selects to push away water dispenser and push away water in this period of 6:00-18:00 and the water body dissolved oxygen in the cultivation flume effectively increased in aquaculture pond is contained
Measurer plays the role of positive.
The bottom oxygen increasing equipment night oxygenation time is 18:00-3:00, and the oxygenation time in morning is 3:00-6:00, bottom oxygen increasing equipment
The bottom oxygen increasing equipment of morning oxygenation starting 50%, according to measurement cultivation pond external pool culture for 24 hours in Dissolved Oxygen in Water situation at night and
Morning, which selects, to push away water dispenser progress oxygenation significant discomfort conjunction therefore carries out oxygenation operation, morning oxygenation using bottom oxygen increasing equipment at night
When need to using pure oxygen and by bottom oxygen increasing equipment carry out auxiliary oxygenation.
The pure oxygen equipment morning oxygenation time is 3:00-6:00, and pure oxygen flow is 0.6-0.8L/h, and icepro is made up by pure oxygen
Time-division in morning supplies oxygen inadequate problem.
Bottom oxygen increasing equipment include set on the aquaculture pond water surface surface layer mechanism 10 and the bottom mechanism 20 in culturing pool,
Surface layer mechanism 10 is connect by hose 21 with bottom mechanism 20.Increase aquaculture pond surface water and water surface oxygen by surface layer mechanism
The contact of gas improves surface water dissolved oxygen, and then cooperates the oxygenation of bottom mechanism 20 to realize water body between each height layer of aquaculture pond
Dissolved oxygen it is balanced.
Surface layer mechanism 10 includes the motor 13 being vertically arranged, and 13 lower output of motor is connected with impeller 15, motor 13 4
Set the connecting rod 14 of floating block 11 week around connecting pin portion, a connecting rod 14 is equipped with the inflator pump 12 connecting with hose 21.Surface layer mechanism
10 motor 13 drives the rotation of impeller 15 to improve surface water dissolved oxygen to increase the contact with water surface oxygen of aquaculture pond surface water,
For inflator pump 12 by hose 21 to being oxygenated in bottom mechanism 20, suspended substance 20 is made it in water by oxygen effect is put in oxygenation and water simultaneously
Suspended state above and below middle layer.Realize the dissolved oxygen equilibrium of water body and Organic substance in water uniform decomposition between each height layer of aquaculture pond, into
And improve breeding environment.
Bottom mechanism 20 includes suspended substance 22 with interior cavity, and 22 bottom of suspended substance is equipped with to be connected by communicating pipe 26 and cavity
Logical solenoid valve 27 and 22 two sides of suspended substance is equipped with the side pipe 23 being connected to cavity, is equipped with wobble plate 25, upper surface in the side pipe
Equipped with exhaust pipe 24.22 top of suspended substance connects the hose 21 that port is set to cavity.Cavity is provided with solid and meets water generation oxygen
Oxygenation agent, the unlatching of solenoid valve 27 controlled by computer to control and react with oxygenation agent and water body, i.e. control oxygenation amount,
25 1 purpose of wobble plate being arranged in side pipe 23 is to make to push pendulum open when oxygen reaches certain process stage in cavity by wobble plate 25
The progress bottom oxygenation of plate 25 reduces oxygen loss, improves breeding environment, it can be achieved that the oxygen of high pressure release and the high dissolution rate of water body,
Two purposes are flow backwards out of exhaust pipe 24 for anti-water-stop body, have plugging action.
Embodiment 2:
A kind of method of pond inner recirculation flow water breeding water body Dissolved oxygen regulation, steps are as follows:
S1: dissolved oxygen change curve is established in computer；
S2: control pushes away water dispenser and carries out the work of oxygenation in the daytime in 6:00-18:00；
S3: control bottom oxygen increasing equipment carries out night oxygenation work in 18:00-3:00；
S4: control pure oxygen equipment and bottom oxygen increasing equipment are in 3:00-6:00 progress morning oxygenation work；
S5: in the daytime or when night carries out feeding feed: control, which pushes away water dispenser and pushes away water speed, to be halved and pushing away in the middle part of aquaculture pond
Water dispenser is closed, while opening 50% bottom oxygenation, 60min restorer original state after the completion of feeding, Feeding time 25-
35min；
S6: it in the paddle aerator that 11:00-15:00 increases purifying area, is lauched on purification of water quality area water body for guaranteeing
The exchange of layer dissolved oxygen；
S7: it is bent to establish real-time dissolved oxygen variation in computer for data collecting module collected data in aquaculture pond oxygenation process
Line, computer carry out trend anticipation to the oxygen dissolving value of aquaculture pond, dirt colleceting area, purifying area, and dynamical output control pushes away water dispenser, bottom oxygenation
The start and stop of equipment, pure oxygen equipment, data acquisition module and paddle aerator regulate and control breeding water body dissolved oxygen.
The present invention pushes away water oxygenation, bottom oxygenation and outer pool oxygenation time by intelligentized control method and adds pure oxygen equipment,
Realize that in day time water distribution component superficial dissolution oxygen content peak, water bottom dissolved oxygen content peak can up to 9.4mg/L
Up to 5.63mg/L, night and morning water body superficial dissolution oxygen content are maintained at 5.84mg/L or more, water bottom dissolved oxygen content
It is maintained at 5.0mg/L or more, effectively realizes that dissolved oxygen content is in 5mg/L or more for 24 hours for breeding water body whole day in sink, not only really
Oxygen needed for having protected fish normal growth and through the above way controlled Dissolved Oxygen in Water content are yellow to reduce pathogenic bacteria
COD needed for Bacillus Flavobacterium (COD), and abundance is provided for probiotics bacillus Bacillus
COD improve the biological community structure in breeding environment, mitigate the incidence probability of cultivation water product infectious disease, and pass through control
The runing time for making different ooxygenation facilities reduces energy consumption and cost, and through calculating, every bar groove energy consumption cost is controlled at 26 yuan daily,
Wherein pure oxygen cost is first in 4.5-5, and 21 yuan of the electricity charge.For the aquatic products of daily slot 15000kg, with the cultivation regulation side
Every production 1kg fish can expend about 0.32 yuan under method, reduce about 15.6%-21.4% compared with tradition cultivation.
Embodiment 3:
Comparative test: using Culture Techniques of Micropterws Salmoides as target in the present embodiment:
Test group 1: the variation of dissolved oxygen in measurement traditional pond cultivation Micropterus salmoides water body, it is specific as shown in Figure 6.From Fig. 6
In it is found that traditional pond breeding water body surface layer dissolved oxygen average value be 5.46 ± 1.88mg/L, peak occur in the afternoon 15:00 when
(9.24mg/L), it is minimum appearance in the morning 6:00 when (3.69mg/L), mainly with Measures of Algae in Water Body photosynthesis, respiration with
And the decomposition of organic matter oxygen consumption is related；And bottom water body dissolved oxygen average value is only 4.26 ± 0.24mg/L, peak occurs in the afternoon
It is minimum to occur when 0:00 in the morning (0.24mg/L), it should be noted that traditional pond breeding water body when 12:00 (4.63mg/L)
Dissolved oxygen surface layer and bottom differ greatly in 12:00 and 15:00, although surface water dissolved oxygen can satisfy fish growth needs,
But bottom water body is unfavorable for the metabolism growth of Micropterus salmoides still in hypoxia.
The variation of water body dissolved oxygen in test group 2:IPA tradition oxygenation way sink, IPA aquaculture model push away water using round-the-clock
The way of bottom oxygenation in sink is increased in oxygenation, night (20:00 or so), and the effect of oxygenation is as shown in Figure 7.As can be seen from Figure 7,
IPA cultivation cultivates more Dissolved Oxygen in Water content relative to traditional pond and increased, 9:00-18:00 water body superficial dissolution
Oxygen is in 5mg/L or more, and bottom water body is average also in 4.62mg/L, there is Dissolved Oxygen in Water content after 20:00 opens bottom oxygenation
Different degrees of increase, but dissolved oxygen content is lower than in sink in purifying area water body at this time.It is worth noting that, in 3:00 to 6:
When 00, dissolved oxygen content opening bottom oxygenation in sink is below 5mg/L, and especially in sink rear end, dissolved oxygen contains
Amount only maintains 4mg/L.
Test group 3: using the variation of water body dissolved oxygen in the sink under the regulator control system system, method of the embodiment of the present invention 1,2,
Specifically as shown in figure 8, for Dissolved Oxygen in Water whole day for 24 hours in 5mg/L or more, this not only ensures largemouth bass normally to produce in sink
Consumed dissolved oxygen demand, at the same directly translate into largemouth bass ingest increase, disease occurrence probability reduce.Especially in plum rains
Season and high temperature season, when general traditional cultivating pool largemouth bass, which is ingested, to be largely reduced, the advantage ten that the present invention regulates and controls is clearly demarcated
Aobvious, main cash is that largemouth bass rate of body weight gain, specific growth rate and survival rate are significantly higher than general pond culture (see Table 1 for details).
The difference of 12 kinds of aquaculture model downstate California perch growth performance indexs of table
It is employed in the present invention to push away the hundred river gas stripping types increasing that water dispenser is the production of hundred river oxygen increasing equipment Co., Ltd, Jiangyin City
Oxygen pushes away water dispenser, but is not limited only to push away water dispenser using this kind, as the prior arts art technology such as motor, flowmeter, computer
Personnel will be appreciated that in this not go into detail.
Embodiments of the present invention are not limited to example, and there are also the functions replacing structures such as very much, as long as using skill of the invention
All technical solutions of art thinking belong to protection scope of the present invention.
Claims (10)
1. a kind of method of pond inner recirculation flow water breeding water body Dissolved oxygen regulation, it is characterised in that: including,
Water dispenser is pushed away, for oxygenation in aquaculture pond in the daytime；
Bottom oxygen increasing equipment, for oxygenation in night/morning aquaculture pond；
Pure oxygen equipment, for oxygenation in time-division in morning aquaculture pond；
Flowmeter is set to aquaculture pond and pushes away water dispenser, bottom oxygen increasing equipment, between pure oxygen equipment, exports for Real-time Feedback oxygen
Flow；
Data acquisition module, for acquire push away water dispenser, bottom oxygen increasing equipment, pure oxygen equipment oxygen output flow, the start-stop time and
Dissolved oxygen content data in aquaculture pond and purifying area；
Computer, and pushes away water dispenser, bottom oxygen increasing equipment, pure oxygen equipment, data acquisition module and the impeller being set in purifying area
Formula aerator connection, for regulating and controlling breeding water body dissolved oxygen.
2. a kind of system of pond inner recirculation flow water breeding water body Dissolved oxygen regulation as described in claim 1, in which: in computer
Construction has dissolved oxygen change curve, establishes real-time dissolved oxygen change curve according to data collecting module collected data, and to cultivation
Pond, dirt colleceting area, purifying area oxygen dissolving value carry out trend anticipation, dynamical output control push away water dispenser, bottom oxygen increasing equipment, pure oxygen equipment,
The start and stop of data acquisition module and paddle aerator regulate and control breeding water body dissolved oxygen.
3. a kind of system of pond inner recirculation flow water breeding water body Dissolved oxygen regulation as claimed in claim 2, in which: computer is also
Warning device is connected with for carrying out warning output when data exception.
4. a kind of system of pond inner recirculation flow water breeding water body Dissolved oxygen regulation as described in claim 1, in which: push away water dispenser,
Bottom oxygen increasing equipment, pure oxygen equipment are cooperatively connected with aquaculture pond respectively, and aquaculture pond is sequentially communicated dirt colleceting area, purifying area.
5. a kind of system of pond inner recirculation flow water breeding water body Dissolved oxygen regulation as described in claim 1, in which:
Preferably, pushing away the water dispenser time of oxygenation in the daytime is 6:00-18:00；
Preferably, the bottom oxygen increasing equipment night oxygenation time is 18:00-3:00, and the oxygenation time in morning is 3:00-6:00, bottom oxygenation
The bottom oxygen increasing equipment of equipment morning oxygenation starting 50%；
Preferably, the pure oxygen equipment morning oxygenation time is 3:00-6:00, and pure oxygen flow is 0.6-0.8L/h.
6. a kind of system of pond inner recirculation flow water breeding water body Dissolved oxygen regulation as described in claim 1, in which: bottom oxygenation is set
Standby includes the surface layer mechanism (10) set on the aquaculture pond water surface and the bottom mechanism (20) in culturing pool, surface layer mechanism (10)
It is connect by hose (21) with bottom mechanism (20).
7. a kind of system of pond inner recirculation flow water breeding water body Dissolved oxygen regulation as claimed in claim 6, in which: surface layer mechanism
It (10) include the motor (13) being vertically arranged, motor (13) lower output is connected with impeller (15), and motor (13) surrounding is surround
Connection end sets the connecting rod (14) of floating block (11), and a connecting rod (14) is equipped with the inflator pump (12) connecting with hose (21).
8. a kind of system of pond inner recirculation flow water breeding water body Dissolved oxygen regulation as claimed in claim 6, in which: bottom mechanism
It (20) include suspended substance with interior cavity (22), suspended substance (22) bottom is equipped with the electromagnetism being connected to by communicating pipe (26) with cavity
Valve (27), and
Suspended substance (22) two sides are equipped with the side pipe (23) being connected to cavity, are equipped with wobble plate (25) in the side pipe (23), upper surface is set
There are exhaust pipe (24).
9. a kind of method of pond inner recirculation flow water breeding water body Dissolved oxygen regulation, it is characterised in that following steps:
S1: dissolved oxygen change curve is established in computer；
S2: control pushes away water dispenser and carries out the work of oxygenation in the daytime in 6:00-18:00；
S3: control bottom oxygen increasing equipment carries out night oxygenation work in 18:00-3:00；
S4: control pure oxygen equipment and bottom oxygen increasing equipment are in 3:00-6:00 progress morning oxygenation work；
S5: data collecting module collected data establish real-time dissolved oxygen change curve in computer in aquaculture pond oxygenation process,
Computer carries out trend anticipation to the oxygen dissolving value of aquaculture pond, dirt colleceting area, purifying area, and dynamical output control pushes away water dispenser, bottom oxygenation is set
The start and stop of standby, pure oxygen equipment, data acquisition module and paddle aerator regulate and control breeding water body dissolved oxygen.
10. a kind of method of pond inner recirculation flow water breeding water body Dissolved oxygen regulation as claimed in claim 9, in which: in the daytime
Or night is when carrying out feeding feed: control, which pushes away water dispenser and pushes away water speed, to be halved and pushes away water dispenser closing in the middle part of aquaculture pond, is opened simultaneously
50% bottom oxygenation, restorer original state after the completion of feeding, Feeding time 25-35min.
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Application publication date: 20190528 |