CN105320031A - Litopeneaus vannamei culture pond monitoring device and control method - Google Patents

Litopeneaus vannamei culture pond monitoring device and control method Download PDF

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Publication number
CN105320031A
CN105320031A CN201510341616.XA CN201510341616A CN105320031A CN 105320031 A CN105320031 A CN 105320031A CN 201510341616 A CN201510341616 A CN 201510341616A CN 105320031 A CN105320031 A CN 105320031A
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terminal
culturing pool
sensor
wireless transceiver
critical field
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张华�
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Zhejiang Ocean University ZJOU
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Zhejiang Ocean University ZJOU
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    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
    • G05B19/0423—Input/output
    • G05B19/0425—Safety, monitoring
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
    • A01K63/04—Arrangements for treating water specially adapted to receptacles for live fish
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
    • A01K63/06—Arrangements for heating or lighting in, or attached to, receptacles for live fish

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  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Animal Husbandry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)

Abstract

The invention discloses a litopeneaus vannamei culture pond monitoring device and control method. The litopeneaus vannamei culture pond monitoring device comprises a control end, and m first terminals and n second terminals which are respectively arranged above the culture ponds, wherein n is smaller than m. The control end comprises a main controller, a memory, a first wireless transceiver, a first display, an alarm, a first computer, first solenoid valves respectively arranged on water inlet pipes of culture ponds, and second solenoid valves respectively arranged on water outlet pipes of culture ponds. Each first terminal comprises a terminal controller, a second wireless transceiver, a second display, a second computer, and a dissolved oxygen sensor, a PH value sensor, a water temperature sensor and an illumination sensor which are arranged in water. The litopeneaus vannamei culture pond monitoring device can automatically monitor the parameter changes of water in the culture ponds, automatic adjustment is carried out in time once some parameters are abnormal, alarm information for the parameters needing manual intervention is emitted out in time, and the response to the water change is more rapid and timely.

Description

Leg Shrimp Litopenaeus vannamei Culture Raceway-type Ponds monitoring device and control method
Technical field
The present invention relates to aquaculture technical field, especially relate to a kind of leg Shrimp Litopenaeus vannamei Culture Raceway-type Ponds monitoring device and control method that reliable basis is provided of growing up healthy and sound that can be Penaeus Vannmei.
Background technology
Penaeus Vannmei (Penaeusvannemei), also known as white pin prawn, belongs to Arthropoda, Crustachia, Decapoda, swimming suborder, Penaeidae, Penaeus.Penaeus Vannmei fine and tender taste, meat flavour is delicious, is the main shrimps in culture of South America.Also occupy critical positions in Penaeus Vannmei alive boundary shrimp culture industry, with Chinese prawn, Penaeus monodon is listed as the three large economic shrimps that cultured area on our times is maximum, output is the highest.
Penaeus Vannmei withstand high temperatures ability is comparatively strong, responsive to low temperature performance, does not like and ingests, poor growth lower than 18 DEG C.
Penaeus Vannmei is higher to water quality requirement, especially requires that body dissolved oxygen is sufficient.In the above situation of water body dissolved oxygen 3.5 mg/litre, Penaeus Vannmei is movable normal, and growth is very fast; Time below water body dissolved oxygen 2 mg/litre, then there is expiratory dyspnea; When water body dissolved oxygen is reduced to below 0.7-0.4 mg/litre, then there is death by suffocation.During propagating artificially, water body dissolved oxygen is higher than 5 mg/litre, more favourable to growth.
At present, the device that can the growing environment of Penaeus Vannmei is monitored and be controlled also is not had.
Chinese patent mandate publication number: CN201928764U, authorize publication date on August 17th, 2011, disclose a kind of nutrient solution recycling device, comprise one with the cultivation liquid pool of liquid feeding pipeline, also is furnished with automation detection and control device, be provided with the mother liquor tank of one group of holding nutrient solution, the output pipe of each mother liquor tank passes into be cultivated in liquid pool, and the output pipe of each mother liquor tank is provided with the micro pump being controlled by automation detection and control device; Be provided with a water disposal facility, the external tap water pipe line of its entrance, its output pipe passes into be cultivated in liquid pool; Be provided with an apparatus of oxygen supply, its output pipe passes into be cultivated in liquid pool; Cultivation liquid pool mid-enter one group of sensor, this group sensor at least comprises the one in liquid level sensor, dissolved oxygen sensor, PH sensor, EC sensor and temperature sensor; The input end of the output termination automation detection and control device of described each sensor.The weak point of this invention is, insufficiency of function cannot be used in culture of Penaeus vannamei.
Summary of the invention
Goal of the invention of the present invention is to overcome in prior art the deficiency lacked the device that the growing environment of Penaeus Vannmei is monitored and controlled, and provides a kind of leg Shrimp Litopenaeus vannamei Culture Raceway-type Ponds monitoring device and control method of providing reliable basis of growing up healthy and sound that can be Penaeus Vannmei.
To achieve these goals, the present invention is by the following technical solutions:
A kind of leg Shrimp Litopenaeus vannamei Culture Raceway-type Ponds monitoring device, comprises control end and m the first terminal be located at above each culturing pool and n the second terminal, n < m; Described control end comprises master controller, storer, the first wireless transceiver, the first display, alarm, the first computing machine, the second solenoid valve of being located at the first solenoid valve on the water inlet pipe of each culturing pool and being located on the rising pipe of each culturing pool; Each first terminal includes terminal control unit, the second wireless transceiver, second display, and second computer stretches into the dissolved oxygen sensor of Chi Shuizhong, pH sensor, cooling-water temperature sensor and optical sensor; Each second terminal, compared with first terminal, adds for the oxygen increasing pump of pond water oxygenation;
Master controller is electrically connected with storer, the first wireless transceiver, the first display, alarm, the first computing machine, each first solenoid valve and each the second solenoid valve respectively; The second wireless transceiver, dissolved oxygen sensor, pH sensor, cooling-water temperature sensor, optical sensor, second display and second computer that the terminal control unit of each first terminal and the second terminal is corresponding with it are respectively electrically connected; The oxygen increasing pump that the terminal control unit of each second terminal is all corresponding with it is electrically connected; First wireless transceiver respectively with each the second wireless transceiver wireless connections.
Usually be located in the pulpit of plant by control end, be provided with m first terminal and n the second terminal in each culturing pool, each second terminal, compared with first terminal, adds oxygen increasing pump;
When the numerical value that the dissolved oxygen sensor of each terminal in each culturing pool, pH sensor, cooling-water temperature sensor and optical sensor detect is not in critical field, master controller and each terminal control unit can carry out data processing and control culturing pool monitoring device adjusting control accordingly, thus make the dissolved oxygen DO in culturing pool, pH value, water temperature and illumination parameter value be positioned at critical field all the time, for growing up healthy and sound of Penaeus Vannmei provides reliable basis.
When parameter value is abnormal, the staff being positioned at control center can observe warning message in time by the first display, and alarm can send alarm sound simultaneously; The second display being positioned at each terminal also can display alarm information; Thus culturing pool monitoring device is carrying out the automatic adjustment of certain parameter to make staff know in time, and understand current needs manual intervention is carried out to which parameter.
Therefore, the present invention has the change automatically can monitoring water parameter in pond in culturing pool, some abnormal parameters is adjusted in time automatically, warning message is sent in time for needing the parameter of manual intervention, make the reaction of Chi Shui change more quick, timely, thus keep the stability of parameters in the water of pond, for growing up healthy and sound of Penaeus Vannmei provides reliable basis.
As preferably, each first terminal and the second terminal include the ammonia nitrogen sensor stretching into Chi Shuizhong, and each ammonia nitrogen sensor is electrically connected with corresponding terminal control unit.
As preferably, first terminal and the second terminal include waterproof case, and control end also comprises status indicator lamp.
As preferably, described master controller and terminal control unit are CC2530 single-chip microcomputer, and each sensor is all electrically connected with corresponding terminal control unit by amplifying circuit.
A control method for leg Shrimp Litopenaeus vannamei Culture Raceway-type Ponds monitoring device, comprises the steps:
(5-1) the threshold value L of dissolved oxygen DO is stored in storer, the critical field of pH value, water temperature and illumination; Master controller passes through the first wireless transceiver sending threshold value L and each critical field, the second wireless transceiver receive threshold L of each terminal and each critical field; Each working sensor, detects parameters value respectively; Second wireless transceiver of each terminal sends the packet be made up of the detection numerical value of each sensor of this terminal successively with time interval T1;
(5-2) each terminal control unit of culturing pool D reads the numerical value of pH sensor detection arbitrarily, by the numerical value of detection compared with critical field;
If the numerical value that the pH sensor of the part terminal BOC (5-2-1) in all terminals detects is not in critical field, then second wireless transceiver of each terminal BOC sends the information of pH value exception;
(5-2-2) numerical value that all pH sensor that master controller reads culturing pool D detect computation of mean values W, if W is positioned at critical field, then master controller sends the order of the oxygen increasing pump opening culturing pool D by the first wireless transceiver; The oxygen increasing pump work of each second terminal of culturing pool D;
(5-2-3) after time T, the numerical value that each pH sensor that master controller reads culturing pool D detects, the average W of the numerical value that all pH sensors that master controller calculates culturing pool D detect;
If W is in critical field, proceed to step (5-3);
If W is not in critical field, main controller controls alarm equipment alarm, the pH value of the first display display culturing pool D is abnormal, needs the information of manual intervention; Meanwhile, the first wireless transceiver sends alarm command, and the second display of each terminal of culturing pool D all shows pH value extremely, needs the information of manual intervention;
(5-3) each terminal control unit of culturing pool D reads the numerical value of dissolved oxygen sensor detection arbitrarily, by the numerical value of detection compared with critical field;
If the numerical value < L that the dissolved oxygen sensor of any one terminal e of culturing pool D detects, then second wireless transceiver of terminal e sends abnormal information;
Master controller sends the oxygenation order of culturing pool D by the first wireless transceiver; The terminal control unit of each second terminal of culturing pool D controls oxygen increasing pump work, and the numerical value that oxygen increasing pump work detects to dissolved oxygen sensor reaches (1+aoe%) L, wherein aoe is 10 to 40;
(5-4) numerical value that the cooling-water temperature sensor that master controller reads each terminal control unit of culturing pool D detects, calculates the water temperature average W1 in culturing pool D,
If W1 is not in critical field, then first solenoid valve of main controller controls culturing pool D, the second solenoid valve are all opened, for culturing pool D changes till water to reach the higher limit of critical field until W1;
(5-5) numerical value that the optical sensor that master controller reads each terminal of culturing pool D detects, calculates the illumination average W2 of culturing pool D, W2 and critical field is compared;
When W2 is not in critical field, main controller controls alarm equipment alarm, the illumination of the first display display culturing pool D is abnormal, needs the information of manual intervention; Meanwhile, the first wireless transceiver sends alarm command, and each second display display light of each terminal of culturing pool D, according to abnormal, needs the information of manual intervention; Proceed to step (5-2).
The adjustment needs of pH value parameter are very careful, and the present invention's pH value after twice detection is all abnormal, just the manual intervention of meeting alarm request, thus effectively prevent the whole impact of growing up healthy and sound on Penaeus Vannmei of mistuning.
PH value is too high adopts the method for discharging alum He discharging U-Ramin MC:
When discharging alum (aluminium potassium sulfate), the about 2-3kg/ mu of concentration; Discharge U-Ramin MC, after U-Ramin MC hydrolysis, in acid, can pH value be reduced, and can calcium ion be provided.
PH value is too low adopts the method for adding unslaked lime and using algal grown element:
Add unslaked lime, consumption is approximately 20-25mg/L, splashes with after water-solubleization, approximately can promote ph value 0.5; Use algal grown element, cultivate planktonic organism, consume CO2 too much in water body.
When illumination is too strong, the mode of covering can be adopted to resist high light; When illumination is too weak, artificial lighting can be adopted to strengthen light intensity.Time-division at night, then close light, in order to avoid affect biological growth.
As preferably, each first terminal and the second terminal include the ammonia nitrogen sensor stretching into Chi Shuizhong, and each ammonia nitrogen sensor is electrically connected with corresponding terminal control unit; Also comprise the steps:
Each terminal control unit of culturing pool D reads the numerical value of ammonia nitrogen sensor detection, and each second wireless transceiver sends the numerical value detected, and master controller calculates the ammonia nitrogen average W3 of culturing pool D, W3 and default critical field is compared;
When W3 is not in critical field, main controller controls alarm equipment alarm, it is abnormal that the first display shows pool cultivated pond D ammonia nitrogen, needs the information of manual intervention; Meanwhile, the first wireless transceiver sends alarm command, and each second display display ammonia nitrogen of each terminal of culturing pool D is abnormal, needs the information of manual intervention.
When ammonia nitrogen is too high, running water probiotic 200g can be added or pacify into bacterium despot 150g/ mu; Or zeolite of splashing, generally every mu of 15 ~ 20kg.
As preferably, also comprise the steps:
Set the critical field of described pH value as [R 1, R 2], master controller obtains the t of culturing pool D i-dmoment is to current time t ipH sensor detect the curve S (t) of average, t i-dfor t iin the moment before, the two differs time d; Volatilization and decomposition threshold SNR is prestored in storer w;
S (t) is inputted the accidental resonance model prestored in memory by master controller in;
Wherein, x (t) is the displacement of vibration particle, and Ω is angular frequency, f 0be signal frequency, A is constant, r and ω is the attenuation coefficient of setting and the frequency of linear oscillator particle respectively, and c is the signal adjustment coefficient of setting, and b is the quadratic noise ξ of setting 2t the coefficient of (), ξ (t) is three discrimination noises, and { dismutation of noise follows Poisson distribution to ξ (t) ∈ for-a, 0, a}, a > 0, and its probability distribution is p s(a)=p s(-a)=q, p s(0)=1-2q, wherein 0 < q < 0.5;
Noise average and correlativity follow < ξ (t) >=0, < ξ (t) ξ (t+ τ) >=2qa 2e -λ τ;
Wherein λ is correlation ratio, and the flatness of three discriminations noise ξ (t) is
When model resonates, particle produces resonance in certain position, and this angular frequency Ω, attenuation coefficient r, correlation ratio λ, coefficient b, constant a, q determine;
Master controller utilizes formula calculate and obtain the output signal-to-noise ratio SNR corresponding with S (t);
As SNR>=SNR wtime, change the critical field of pH value into [q 1r 1, q 2r 2], wherein, 0.8 < q 1< 1,1 < q 2< 1.1.
Consider that the variable effect of the change of environment to pH value is larger, pH sensor detected value curve S (t) in select time d of the present invention, by can obtain the output signal-to-noise ratio SNR of representing ambient conversion severe degree to the accidental resonance analysis of S (t), by SNR and volatilization and decomposition threshold SNR w, thus the bound of pH value critical field is finely tuned, thus give the volatilization of the Chi Shui of culturing pool and decompose reserved certain wide area amount.
As preferably, the critical field of pH value is 7.8-8.7.
As preferably, the upper restriction of the critical field of dissolved oxygen DO and lower limit are directly proportional to cultivated Penaeus Vannmei body weight.
As preferably, the depth of water of all culturing pools all >=1 meter.
Therefore, the present invention has following beneficial effect: the change automatically can monitoring water parameter in pond in culturing pool, some abnormal parameters is adjusted in time automatically, warning message is sent in time for needing the parameter of manual intervention, make the reaction of Chi Shui change more quick, timely, thus keep the stability of parameters in the water of pond, for growing up healthy and sound of Penaeus Vannmei provides reliable basis.
Accompanying drawing explanation
Fig. 1 is a kind of circuit diagram of control end of the present invention;
Fig. 2 is a kind of theory diagram of first terminal of the present invention;
Fig. 3 is a kind of theory diagram of the second terminal of the present invention;
Fig. 4 is a kind of process flow diagram of embodiments of the invention 1.
In figure: control end 1, first terminal 2, master controller 3, first wireless transceiver 4, first display 5, alarm 6, terminal control unit 7, second wireless transceiver 8, dissolved oxygen sensor 9, pH sensor 10, oxygen increasing pump 11, cooling-water temperature sensor 12, optical sensor 13, second display 14, second computer 15, second solenoid valve 16, first solenoid valve 17, first computing machine 18, ammonia nitrogen sensor 19.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention will be further described.
Embodiment 1
50 mu are taken up an area in plant, are divided into 25 culturing pools, and each culturing pool is the rectangle of 25 meters * 50 meters.
Embodiment is as shown in Figure 1 a kind of leg Shrimp Litopenaeus vannamei Culture Raceway-type Ponds monitoring device, comprises control end 1 and 5 first terminals be located at above each culturing pool and 3 the second terminals; Control end comprises master controller 3, storer 2, first wireless transceiver 4, first display 5, alarm 6, first computing machine 18, the second solenoid valve 16 of being located at the first solenoid valve 17 on the water inlet pipe of each culturing pool and being located on the rising pipe of each culturing pool; Each first terminal includes terminal control unit 7, the second wireless transceiver 8, second display 14, and second computer 15 stretches into the dissolved oxygen sensor 9 of Chi Shuizhong, pH sensor 10, cooling-water temperature sensor 12 and optical sensor 13; Each second terminal, compared with first terminal, adds for the oxygen increasing pump 11 of pond water oxygenation;
Master controller is electrically connected with storer, the first wireless transceiver, the first display, alarm, the first computing machine, each first solenoid valve and each the second solenoid valve respectively; The second wireless transceiver, dissolved oxygen sensor, pH sensor, cooling-water temperature sensor, optical sensor, second display and second computer that the terminal control unit of each first terminal and the second terminal is corresponding with it are respectively electrically connected; The oxygen increasing pump that the terminal control unit of each second terminal is all corresponding with it is electrically connected; First wireless transceiver respectively with each the second wireless transceiver wireless connections.
Each first terminal and the second terminal include ammonia nitrogen sensor 19, and each ammonia nitrogen sensor is electrically connected with corresponding terminal control unit.First terminal and the second terminal include waterproof case, and control end also comprises status indicator lamp.Master controller and terminal control unit are CC2530 single-chip microcomputer, and each sensor is all electrically connected with corresponding terminal control unit by amplifying circuit.
As shown in Figure 4, a kind of control method of leg Shrimp Litopenaeus vannamei Culture Raceway-type Ponds monitoring device, comprises the steps:
Step 100, critical field is arranged and parameter detecting
The threshold value L of dissolved oxygen DO is stored, the critical field of pH value, water temperature and illumination in storer; Master controller passes through the first wireless transceiver sending threshold value L and each critical field, the second wireless transceiver receive threshold L of each terminal and each critical field; Each working sensor, detects parameters value respectively; Second wireless transceiver of each terminal sends the packet be made up of the detection numerical value of each sensor of this terminal successively with time interval T1;
Step 200, to the control of pH value exception
Each terminal control unit of any culturing pool D reads the numerical value of pH sensor detection, by the numerical value of detection compared with critical field;
Step 210, if the numerical value that the pH sensor of the part terminal BOC in all terminals detects is not in critical field, then second wireless transceiver of each terminal BOC sends the information of pH value exception;
Step 220, the numerical value that all pH sensor that master controller reads culturing pool D detect computation of mean values W, if W is positioned at critical field, then master controller sends the order of the oxygen increasing pump opening culturing pool D by the first wireless transceiver; The oxygen increasing pump work of each second terminal of culturing pool D;
Step 230, after time T, the numerical value that each pH sensor that master controller reads culturing pool D detects, the average W of the numerical value that all pH sensors that master controller calculates culturing pool D detect;
If W is in critical field, proceed to step 300;
If W is not in critical field, main controller controls alarm equipment alarm, the pH value of the first display display culturing pool D is abnormal, needs the information of manual intervention; Meanwhile, the first wireless transceiver sends alarm command, and the second display of each terminal of culturing pool D all shows pH value extremely, needs the information of manual intervention;
Step 300, to the control of abnormal DO
Each terminal control unit of any culturing pool D reads the numerical value of dissolved oxygen sensor detection, by the numerical value of detection compared with critical field;
If the numerical value < L that the dissolved oxygen sensor of any one terminal e of culturing pool D detects, then second wireless transceiver of terminal e sends abnormal information;
Master controller sends the oxygenation order of culturing pool D by the first wireless transceiver; The terminal control unit of each second terminal of culturing pool D controls oxygen increasing pump work, and the numerical value that oxygen increasing pump work detects to dissolved oxygen sensor reaches (1+aoe%) L, wherein aoe is 40;
Step 400, to the control of water temperature exception
The numerical value that each cooling-water temperature sensor that master controller reads culturing pool D detects, calculates the water temperature average W1 in culturing pool D,
If W1 is not in critical field, then first solenoid valve of main controller controls culturing pool D is opened, for culturing pool D water filling until the higher limit that W1 reaches critical field is as the criterion; Or the first solenoid valve, second solenoid valve of main controller controls culturing pool D are all opened, for culturing pool D changes water until the higher limit that W1 reaches critical field is as the criterion;
Step 500, to the control of illumination exception
The numerical value that the optical sensor that master controller reads each terminal of culturing pool D detects, calculates the illumination average W2 of culturing pool D, W2 and critical field is compared;
When W2 is not in critical field, main controller controls alarm equipment alarm, the illumination of the first display display culturing pool D is abnormal, needs the information of manual intervention; Meanwhile, the first wireless transceiver sends alarm command, and each second display display light of each terminal of culturing pool D, according to abnormal, needs the information of manual intervention;
Step 600, to the control of ammonia nitrogen exception
Each terminal control unit of culturing pool D reads the numerical value of ammonia nitrogen sensor detection, and each second wireless transceiver sends the numerical value detected, and master controller calculates the ammonia nitrogen average W3 of culturing pool D, W3 and default critical field is compared;
When W3 is not in critical field, main controller controls alarm equipment alarm, it is abnormal that the first display shows pool cultivated pond D ammonia nitrogen, needs the information of manual intervention; Meanwhile, the first wireless transceiver sends alarm command, and each second display display ammonia nitrogen of each terminal of culturing pool D is abnormal, needs the information of manual intervention; Proceed to step 200.
Embodiment 2
Embodiment 2 comprises all structures in embodiment 1 and method part, and embodiment 2 also comprises the steps:
Set the critical field of pH value as [R 1, R 2], master controller obtains the t of culturing pool D i-dmoment is to current time t ipH sensor detect the curve S (t) of average, t i-dfor t iin the moment before, the two differs time d; Volatilization and decomposition threshold SNR is prestored in storer w;
S (t) is inputted the accidental resonance model prestored in memory by master controller in;
Wherein, x (t) is the displacement of vibration particle, and Ω is angular frequency, f 0be signal frequency, A is constant, r and ω is the attenuation coefficient of setting and the frequency of linear oscillator particle respectively, and c is the signal adjustment coefficient of setting, and b is the quadratic noise ξ of setting 2t the coefficient of (), ξ (t) is three discrimination noises, and { dismutation of noise follows Poisson distribution to ξ (t) ∈ for-a, 0, a}, a > 0, and its probability distribution is p s(a)=p s(-a)=q, p s(0)=1-2q, wherein 0 < q < 0.5;
Noise average and correlativity follow < ξ (t) >=0, < ξ (t) ξ (t+ τ) >=2qa 2e -λ τ;
Wherein λ is correlation ratio, and the flatness of three discriminations noise ξ (t) is
When model resonates, particle produces resonance in certain position, and this angular frequency Ω, attenuation coefficient r, correlation ratio λ, coefficient b, constant a, q determine;
Master controller utilizes formula calculate and obtain the output signal-to-noise ratio SNR corresponding with S (t);
As SNR>=SNR wtime, change the critical field of pH value into [q 1r 1, q 2r 2], wherein, 0.8 < q 1< 11 < q 2< 1.1.
In embodiment 1 and embodiment 2, the critical field of pH value is 7.8-8.7; The upper restriction of the critical field of dissolved oxygen DO and lower limit are directly proportional to cultivated Penaeus Vannmei body weight; The depth of water of all culturing pools all >=1 meter.The critical field of ammonia nitrogen is: 0.2mg/L-0.5mg/L, and the higher limit of intensity of illumination is 500 luxs.
Should be understood that the present embodiment is only not used in for illustration of the present invention to limit the scope of the invention.In addition should be understood that those skilled in the art can make various changes or modifications the present invention, and these equivalent form of values fall within the application's appended claims limited range equally after the content of having read the present invention's instruction.

Claims (10)

1. a leg Shrimp Litopenaeus vannamei Culture Raceway-type Ponds monitoring device, is characterized in that, comprises control end (1) and m first terminal being located at above each culturing pool and n the second terminal, n < m; Described control end comprises master controller (3), storer (2), the first wireless transceiver (4), the first display (5), alarm (6), the first computing machine (18), the second solenoid valve (16) of being located at the first solenoid valve (17) on the water inlet pipe of each culturing pool and being located on the rising pipe of each culturing pool; Each first terminal includes terminal control unit (7), second wireless transceiver (8), second display (14), second computer (15), stretches into the dissolved oxygen sensor (9) of Chi Shuizhong, pH sensor (10), cooling-water temperature sensor (12) and optical sensor (13); Each second terminal, compared with first terminal, adds for the oxygen increasing pump (11) of pond water oxygenation;
Master controller is electrically connected with storer, the first wireless transceiver, the first display, alarm, the first computing machine, each first solenoid valve and each the second solenoid valve respectively; The second wireless transceiver, dissolved oxygen sensor, pH sensor, cooling-water temperature sensor, optical sensor, second display and second computer that the terminal control unit of each first terminal and the second terminal is corresponding with it are respectively electrically connected; The oxygen increasing pump that the terminal control unit of each second terminal is all corresponding with it is electrically connected; First wireless transceiver respectively with each the second wireless transceiver wireless connections.
2. leg Shrimp Litopenaeus vannamei Culture Raceway-type Ponds monitoring device according to claim 1, is characterized in that, each first terminal and the second terminal include the ammonia nitrogen sensor (19) stretching into Chi Shuizhong, and each ammonia nitrogen sensor is electrically connected with corresponding terminal control unit.
3. leg Shrimp Litopenaeus vannamei Culture Raceway-type Ponds monitoring device according to claim 1, is characterized in that, described first terminal and the second terminal include waterproof case, and control end also comprises status indicator lamp.
4. the soilless culture nutrient solution automaton according to claim 1 or 2 or 3, it is characterized in that, described master controller and terminal control unit are CC2530 single-chip microcomputer, and each sensor is all electrically connected with corresponding terminal control unit by amplifying circuit.
5. be applicable to a control method for leg Shrimp Litopenaeus vannamei Culture Raceway-type Ponds monitoring device according to claim 1, it is characterized in that, comprise the steps:
(5-1) the threshold value L of dissolved oxygen DO is stored in storer, the critical field of pH value, water temperature and illumination; Master controller passes through the first wireless transceiver sending threshold value L and each critical field, the second wireless transceiver receive threshold L of each terminal and each critical field; Each working sensor, detects parameters value respectively; Second wireless transceiver of each terminal sends the packet be made up of the detection numerical value of each sensor of this terminal successively with time interval T1;
(5-2) each terminal control unit of culturing pool D reads the numerical value of pH sensor detection arbitrarily, by the numerical value of detection compared with critical field;
If the numerical value that the pH sensor of the part terminal BOC (5-2-1) in all terminals detects is not in critical field, then second wireless transceiver of each terminal BOC sends the information of pH value exception;
(5-2-2) numerical value that all pH sensor that master controller reads culturing pool D detect computation of mean values W, if W is positioned at critical field, then master controller sends the order of the oxygen increasing pump opening culturing pool D by the first wireless transceiver; The oxygen increasing pump work of each second terminal of culturing pool D;
(5-2-3) after time T, the numerical value that each pH sensor that master controller reads culturing pool D detects, the average W of the numerical value that all pH sensors that master controller calculates culturing pool D detect;
If W is in critical field, proceed to step (5-3);
If W is not in critical field, main controller controls alarm equipment alarm, the pH value of the first display display culturing pool D is abnormal, needs the information of manual intervention; Meanwhile, the first wireless transceiver sends alarm command, and the second display of each terminal of culturing pool D all shows pH value extremely, needs the information of manual intervention;
(5-3) each terminal control unit of culturing pool D reads the numerical value of dissolved oxygen sensor detection arbitrarily, by the numerical value of detection compared with critical field;
If the numerical value < L that the dissolved oxygen sensor of any one terminal e of culturing pool D detects, then second wireless transceiver of terminal e sends abnormal information;
Master controller sends the oxygenation order of culturing pool D by the first wireless transceiver; The terminal control unit of each second terminal of culturing pool D controls oxygen increasing pump work, and the numerical value that oxygen increasing pump work detects to dissolved oxygen sensor reaches (1+aoe%) L, wherein aoe is 10 to 40;
(5-4) numerical value that the cooling-water temperature sensor that master controller reads each terminal control unit of culturing pool D detects, calculates the water temperature average W1 in culturing pool D,
If W1 is not in critical field, then first solenoid valve of main controller controls culturing pool D, the second solenoid valve are all opened, for culturing pool D changes till water to reach the higher limit of critical field until W1;
(5-5) numerical value that the optical sensor that master controller reads each terminal of culturing pool D detects, calculates the illumination average W2 of culturing pool D, W2 and critical field is compared;
When W2 is not in critical field, main controller controls alarm equipment alarm, the illumination of the first display display culturing pool D is abnormal, needs the information of manual intervention; Meanwhile, the first wireless transceiver sends alarm command, and each second display display light of each terminal of culturing pool D, according to abnormal, needs the information of manual intervention; Proceed to step (5-2).
6. the control method of leg Shrimp Litopenaeus vannamei Culture Raceway-type Ponds monitoring device according to claim 5, each first terminal and the second terminal include the ammonia nitrogen sensor (19) stretching into Chi Shuizhong, and each ammonia nitrogen sensor is electrically connected with corresponding terminal control unit; It is characterized in that, also comprise the steps:
Each terminal control unit of culturing pool D reads the numerical value of ammonia nitrogen sensor detection, and each second wireless transceiver sends the numerical value detected, and master controller calculates the ammonia nitrogen average W3 of culturing pool D, W3 and default critical field is compared;
When W3 is not in critical field, main controller controls alarm equipment alarm, it is abnormal that the first display shows pool cultivated pond D ammonia nitrogen, needs the information of manual intervention; Meanwhile, the first wireless transceiver sends alarm command, and each second display display ammonia nitrogen of each terminal of culturing pool D is abnormal, needs the information of manual intervention.
7. the control method of leg Shrimp Litopenaeus vannamei Culture Raceway-type Ponds monitoring device according to claim 5, is characterized in that, also comprise the steps:
Set the critical field of described pH value as [R 1, R 2], master controller obtains the t of culturing pool D i-dmoment is to current time t ipH sensor detect the curve S (t) of average, t i-dfor t iin the moment before, the two differs time d; Volatilization and decomposition threshold SNR is prestored in storer w;
S (t) is inputted the accidental resonance model prestored in memory by master controller
In;
Wherein, x (t) is the displacement of vibration particle, and Ω is angular frequency, f 0be signal frequency, A is constant, r and ω is the attenuation coefficient of setting and the frequency of linear oscillator particle respectively, and c is the signal adjustment coefficient of setting, and b is the quadratic noise ξ of setting 2t the coefficient of (), ξ (t) is three discrimination noises, and { dismutation of noise follows Poisson distribution to ξ (t) ∈ for-a, 0, a}, a > 0, and its probability distribution is p s(a)=p s(-a)=q, p s(0)=1-2q, wherein 0 < q < 0.5;
Noise average and correlativity follow < ξ (t) >=0, < ξ (t) ξ (t+ τ) >=2qa 2e -λ τ;
Wherein λ is correlation ratio, and the flatness of three discriminations noise ξ (t) is
When model resonates, particle produces resonance in certain position, and this angular frequency Ω, attenuation coefficient r, correlation ratio λ, coefficient b, constant a, q determine;
Master controller utilizes formula calculate and obtain the output signal-to-noise ratio SNR corresponding with S (t);
As SNR>=SNR wtime, change the critical field of pH value into [q 1r 1, q 2r 2], wherein,
8. the control method of leg Shrimp Litopenaeus vannamei Culture Raceway-type Ponds monitoring device according to claim 5, is characterized in that, the critical field of pH value is 7.8-8.7.
9. the control method of leg Shrimp Litopenaeus vannamei Culture Raceway-type Ponds monitoring device according to claim 5, is characterized in that, the upper restriction of the critical field of dissolved oxygen DO and lower limit are directly proportional to cultivated Penaeus Vannmei body weight.
10. the control method of the leg Shrimp Litopenaeus vannamei Culture Raceway-type Ponds monitoring device according to claim 5 or 6 or 7 or 8 or 9, is characterized in that, the depth of water of all culturing pools all >=1 meter.
CN201510341616.XA 2015-06-18 2015-06-18 Litopeneaus vannamei culture pond monitoring device and control method Pending CN105320031A (en)

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CN101606506A (en) * 2009-07-21 2009-12-23 陈能娟 The circulating water culture system of intensification
CN101715746A (en) * 2009-11-16 2010-06-02 刘瀚昌 Feed and management technique of Penaeus vannamei Boone
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CN103109759A (en) * 2013-01-28 2013-05-22 隆昌田园水产养殖有限公司 Freshwater aquaculture method of litopenaeus vannamei
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CN103605330A (en) * 2013-10-23 2014-02-26 浙江海洋学院 Offshore aquaculture remote monitoring system and monitoring method thereof
CN104381191A (en) * 2014-12-09 2015-03-04 苏州鑫阳瑞机械有限公司 Automatic fish tank water changing system and water changing method thereof
CN104663537A (en) * 2014-10-24 2015-06-03 浙江省海洋水产研究所 Boat reef cluster floating on water and control method

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101606506A (en) * 2009-07-21 2009-12-23 陈能娟 The circulating water culture system of intensification
CN101715746A (en) * 2009-11-16 2010-06-02 刘瀚昌 Feed and management technique of Penaeus vannamei Boone
KR20110103260A (en) * 2010-03-12 2011-09-20 (주) 큐알온텍 System for manegmenting fish farm using local area communication network
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