CN105320185A - Portunid culture pond monitoring device and control method - Google Patents

Portunid culture pond monitoring device and control method Download PDF

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Publication number
CN105320185A
CN105320185A CN201510340909.6A CN201510340909A CN105320185A CN 105320185 A CN105320185 A CN 105320185A CN 201510340909 A CN201510340909 A CN 201510340909A CN 105320185 A CN105320185 A CN 105320185A
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culturing pool
terminal
sensor
wireless transceiver
display
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CN105320185B (en
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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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Abstract

The invention discloses a portunid culture pond monitoring device and control method. The portunid culture pond monitoring device comprises a control end, and m first terminals and n second terminals which are respectively arranged above 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 the culture ponds, and second solenoid valves respectively arranged on water outlet pipes of the 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 a turbidity sensor which are arranged in water. The portunid 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

Swimming crab culturing pool monitoring device and control method
Technical field
The present invention relates to aquaculture technical field, especially relate to a kind of swimming crab culturing pool monitoring device and control method that reliable basis is provided of growing up healthy and sound that can be swimming crab.
Background technology
Portunus trituberculatus Miers, formal name used at school Portunustrituberculatus, Portumidae Portunidae, Decapoda, Portunus.Be distributed in the marine sites such as LiaoNing, China, Hebei, Tianjin, Shandong, Jiangsu, Zhejiang, Fujian.Portunus trituberculatus Miers is one of important outlet best seller of China, mainly transports to Japan, the countries and regions such as Hong Kong, Macao.
Swimming crab growth rapidly, cultivates lucrative, has become the breed variety that Chinse Coastal Area is important.Pure and fresh, the high dissolved oxygen of water quality requirement of the culturing pool of cultivation swimming crab, step phenomenon of autotomying when environmental inadequacies or when shelling unsuccessful.
At present, the device that can the growing environment of swimming crab 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 swimming crab cultivation.
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 swimming crab is monitored and controlled, and provides a kind of swimming crab culturing pool monitoring device and control method of providing reliable basis of growing up healthy and sound that can be swimming crab.
To achieve these goals, the present invention is by the following technical solutions:
A kind of swimming crab culturing pool 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 (3), 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 turbidity sensor; Each second terminal, compared with first terminal, adds oxygen increasing pump;
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, turbidity 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 turbidity sensor detect does not meet standard-required, 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 turbidity parameter value be positioned at critical field all the time, for growing up healthy and sound of swimming crab 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 swimming crab provides reliable basis.
As preferably, each first terminal and the second terminal include the ammonia nitrogen sensor and nitrite ion sensor that stretch into Chi Shuizhong, and each ammonia nitrogen sensor and nitrite ion sensor are all electrically connected with corresponding terminal control unit.
As preferably, described 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 swimming crab culturing pool monitoring device, comprises the steps:
(5-1) dissolved oxygen DO threshold value L1 is stored in storer, turbidity threshold value L2, the critical field of pH value and water temperature; Master controller sends dissolved oxygen DO threshold value L1 by the first wireless transceiver, turbidity threshold value L2, the critical field of pH value and water temperature, and the second wireless transceiver of each terminal receives dissolved oxygen DO threshold value L1, turbidity threshold value L2, the critical field of pH value and water temperature; 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 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 AOC (5-2-1) in all terminals detects is not in critical field, second wireless transceiver of each terminal AOC sends the information of pH value exception;
(5-2-2) numerical value that each pH sensor that master controller reads culturing pool D detects 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 working time T of each second terminal of culturing pool D;
(5-2-2-1) in oxygen increasing pump working time T, the numerical value that each turbidity sensor that master controller reads culturing pool D detects, calculates the average haze degree of culturing pool D;
As average haze degree >=L2, then the oxygen increasing pump of each second terminal of culturing pool D quits work, main controller controls alarm equipment alarm, and 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;
As average haze degree < L2, proceed to step (5-2-3);
(5-2-3) after time T, 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 < L1 that the dissolved oxygen sensor of any one terminal e of culturing pool D detects, then second wireless transceiver of terminal e sends abnormal DO information;
The master controller receiving abnormal DO information 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+eoc%) L1, eoc is 40 to 80; Be in the pond water oxygenation process of culturing pool at oxygen increasing pump, need to keep average haze degree≤L2;
When in oxygenation process, during average haze degree > L2, main controller controls alarm equipment alarm, the first display display culturing pool D abnormal DO 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 the information that abnormal DO needs manual intervention;
(5-4) numerical value that each turbidity sensor that master controller reads culturing pool D detects, calculates the turbidity average W1 in culturing pool D,
If during W1 > L2, the first solenoid valve, second solenoid valve of main controller controls culturing pool D are all opened, for culturing pool D changes water till W1≤L2;
(5-5) numerical value that each cooling-water temperature sensor that master controller reads culturing pool D detects, calculates the water temperature 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, it is abnormal that the first display shows pool cultivated pond D water temperature, needs the information of manual intervention; Meanwhile, the first wireless transceiver sends alarm command, and each second display display water temperature of each terminal of culturing pool D is 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 swimming crab 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 water temperature is too low, geothermal heating and Electric heating can be adopted to improve the temperature of culture pond, water temperature over-high can adopt the method cooling hidden Chi Shui.
When in oxygenation process, during average haze degree >=L2, need in culturing pool, to throw in planktonic organism to consume nutriment, and produce oxygen.
In adjust ph process, during average haze degree >=L2, needing to adopt increases pH value that is acid or alkaline matter change Chi Shui.Acidic materials can adopt concentration to be 0.045% to 0.054% salpeter solution being, alkaline matter can adopt diluted NaOH to hold liquid.
When turbidity is higher, the method reduction turbidity dropping into medical stone, zeolite, charcoal absorption suspension in culture pond can be adopted, the attachment of one or more materials in adsorbent surface or space in water, thus purify water.
As preferably, described each first terminal and the second terminal include the ammonia nitrogen sensor and nitrite ion sensor that stretch into Chi Shuizhong, and each ammonia nitrogen sensor and nitrite ion sensor are all electrically connected with corresponding terminal control unit; Also comprise the steps:
(6-1) each terminal control unit of culturing pool D reads the numerical value that ammonia nitrogen sensor detects, each second wireless transceiver sends the numerical value detected, master controller calculates the ammonia nitrogen average W3 of culturing pool D, W3 and the ammonia nitrogen alarm threshold value L3 preset is compared;
As W3 >=L3, 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;
(6-2) each terminal control unit of culturing pool D reads the numerical value that nitrite ion sensor detects, each second wireless transceiver sends the numerical value detected, master controller calculates the nitrite ion average W4 of culturing pool D, W4 and the nitrous acid threshold value H preset is compared;
As W4 >=H, main controller controls alarm equipment alarm, the first display display culturing pool D nitrite ion concentration abnormality, needs the information of manual intervention; Meanwhile, the first wireless transceiver sends alarm command, and each second display display nitrite ion concentration abnormality of each terminal of culturing pool D, 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.
During nitrite ion excessive concentration, the agent of full pool spilling head chemical enhancement can be adopted, make Chi Shui have sufficient dissolved oxygen, to promote that nitrite is to the conversion of nitrate, thus reduce the concentration of water body Nitrite ion.
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 7.8-9.
As preferably, L1 is 4.8mg/L to 5.2mg/L, L2 is 38cm to 43cm.
As preferably, the depth of water of all culturing pools all >=5 meters.
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 swimming crab 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, turbidity sensor 13, second display 14, second computer 15, second solenoid valve 16, first solenoid valve 17, first computing machine 18, ammonia nitrogen sensor 19, nitrite ion sensor 20.
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 swimming crab culturing pool 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; 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.
As shown in Figure 2 and Figure 3, 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 turbidity sensor 13; Each second terminal, compared with first terminal, adds oxygen increasing pump 11;
The second wireless transceiver, dissolved oxygen sensor, pH sensor, cooling-water temperature sensor, turbidity 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.
As shown in Figure 2 and Figure 3, each first terminal and the second terminal include ammonia nitrogen sensor 19, nitrite ion sensor 20, and each ammonia nitrogen sensor and nitrite ion sensor are all 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 swimming crab culturing pool monitoring device, comprises the steps:
Step 100, critical field is arranged and parameter detecting
Dissolved oxygen DO threshold value L1 is stored, turbidity threshold value L2, the critical field of pH value and water temperature in storer; Master controller sends dissolved oxygen DO threshold value L1 by the first wireless transceiver, turbidity threshold value L2, the critical field of pH value and water temperature, and the second wireless transceiver of each terminal receives dissolved oxygen DO threshold value L1, turbidity threshold value L2, the critical field of pH value and water temperature; 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 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 A in all terminals detects is not in critical field, second wireless transceiver of each terminal A sends the information of pH value exception;
Step 220, the numerical value that each pH sensor that master controller reads culturing pool D detects 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 working time T of each second terminal of culturing pool D;
Step 221, in oxygen increasing pump working time T, the numerical value that each turbidity sensor that master controller reads culturing pool D detects, calculates the average haze degree of culturing pool D;
As average haze degree >=L2, then the oxygen increasing pump of each second terminal of culturing pool D quits work, main controller controls alarm equipment alarm, and 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;
As average haze degree < L2, proceed to step 230;
Step 230, after time T, the numerical value that each pH sensor that master controller reads culturing pool D detects computation of mean values W;
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 < L1 that the dissolved oxygen sensor of any one terminal e of culturing pool D detects, then second wireless transceiver of terminal e sends abnormal DO information;
The master controller receiving abnormal DO information 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+eoc%) L1, eoc is 40; Be in the pond water oxygenation process of culturing pool at oxygen increasing pump, need to keep average haze degree≤L2;
When in oxygenation process, during average haze degree > L2, main controller controls alarm equipment alarm, the first display display culturing pool D abnormal DO 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 the information that abnormal DO needs manual intervention;
Step 400, to the control of turbidity exception
The numerical value that each turbidity sensor that master controller reads culturing pool D detects, calculates the turbidity average W1 of culturing pool D,
If during W1 > L2, the first solenoid valve, second solenoid valve of main controller controls culturing pool D are all opened, for culturing pool D changes water till W1≤L2;
Step 500, to the control of water temperature exception
The numerical value that each water intaking temperature sensor that master controller reads culturing pool D detects, calculates the water temperature 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, it is abnormal that the first display shows pool cultivated pond D water temperature, needs the information of manual intervention; Meanwhile, the first wireless transceiver sends alarm command, and each second display display water temperature of each terminal of culturing pool D is 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 ammonia nitrogen alarm threshold value L3 is compared;
As W3 >=L3, 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;
Step 700, to the control of nitrite ion concentration abnormality
Each terminal control unit of culturing pool D reads the numerical value of nitrite ion sensor detection, each second wireless transceiver sends the numerical value detected, master controller calculates the nitrite ion average W4 of culturing pool D, W4 and the nitrous acid threshold value H preset is compared;
As W4 >=H, main controller controls alarm equipment alarm, the first display display culturing pool D nitrite ion concentration abnormality, needs the information of manual intervention; Meanwhile, the first wireless transceiver sends alarm command, and each second display display nitrite ion concentration abnormality of each terminal of culturing pool D, 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< 1,1 < q 2< 1.1.
In embodiment 1 and embodiment 2, the critical field of pH value is 7.8-9; L1 is 5.0mg/L, L2 is 40cm; The depth of water of culturing pool all >=5 meters.The critical field of temperature is 20 DEG C-27 DEG C, and the higher limit of nitrite ion is 0.5mg/L.
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 swimming crab culturing pool 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 turbidity sensor (13); Each second terminal, compared with first terminal, adds oxygen increasing pump (11);
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, turbidity 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. swimming crab culturing pool monitoring device according to claim 1, it is characterized in that, each first terminal and the second terminal include the ammonia nitrogen sensor (19) and nitrite ion sensor (20) that stretch into Chi Shuizhong, and each ammonia nitrogen sensor and nitrite ion sensor are all electrically connected with corresponding terminal control unit.
3. swimming crab culturing pool 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 swimming crab culturing pool monitoring device 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 swimming crab culturing pool monitoring device according to claim 1, it is characterized in that, comprise the steps:
(5-1) dissolved oxygen DO threshold value L1 is stored in storer, turbidity threshold value L2, the critical field of pH value and water temperature; Master controller sends dissolved oxygen DO threshold value L1 by the first wireless transceiver, turbidity threshold value L2, the critical field of pH value and water temperature, and the second wireless transceiver of each terminal receives dissolved oxygen DO threshold value L1, turbidity threshold value L2, the critical field of pH value and water temperature; 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 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 AOC (5-2-1) in all terminals detects is not in critical field, second wireless transceiver of each terminal AOC sends the information of pH value exception;
(5-2-2) numerical value that each pH sensor that master controller reads culturing pool D detects 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 working time T of each second terminal of culturing pool D;
(5-2-2-1) in oxygen increasing pump working time T, the numerical value that each turbidity sensor that master controller reads culturing pool D detects, calculates the average haze degree of culturing pool D;
As average haze degree >=L2, then the oxygen increasing pump of each second terminal of culturing pool D quits work, main controller controls alarm equipment alarm, and 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;
As average haze degree < L2, proceed to step (5-2-3);
(5-2-3) after time T, 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 < L1 that the dissolved oxygen sensor of any one terminal e of culturing pool D detects, then second wireless transceiver of terminal e sends abnormal DO information;
The master controller receiving abnormal DO information 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+eoc%) L1, eoc is 40 to 80; Be in the pond water oxygenation process of culturing pool at oxygen increasing pump, need to keep average haze degree≤L2;
When in oxygenation process, during average haze degree > L2, main controller controls alarm equipment alarm, the first display display culturing pool D abnormal DO 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 the information that abnormal DO needs manual intervention;
(5-4) numerical value that each turbidity sensor that master controller reads culturing pool D detects, calculates the turbidity average W1 in culturing pool D,
If during W1 > L2, the first solenoid valve, second solenoid valve of main controller controls culturing pool D are all opened, for culturing pool D changes water till W1≤L2;
(5-5) numerical value that each cooling-water temperature sensor that master controller reads culturing pool D detects, calculates the water temperature 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, it is abnormal that the first display shows pool cultivated pond D water temperature, needs the information of manual intervention; Meanwhile, the first wireless transceiver sends alarm command, and each second display display water temperature of each terminal of culturing pool D is abnormal, needs the information of manual intervention; Proceed to step (5-2).
6. the control method of swimming crab culturing pool monitoring device according to claim 5, described each first terminal and the second terminal include the ammonia nitrogen sensor (19) and nitrite ion sensor (20) that stretch into Chi Shuizhong, and each ammonia nitrogen sensor and nitrite ion sensor are all electrically connected with corresponding terminal control unit; It is characterized in that, also comprise the steps:
(6-1) each terminal control unit of culturing pool D reads the numerical value that ammonia nitrogen sensor detects, each second wireless transceiver sends the numerical value detected, master controller calculates the ammonia nitrogen average W3 of culturing pool D, W3 and the ammonia nitrogen alarm threshold value L3 preset is compared;
As W3 >=L3, 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;
(6-2) each terminal control unit of culturing pool D reads the numerical value that nitrite ion sensor detects, each second wireless transceiver sends the numerical value detected, master controller calculates the nitrite ion average W4 of culturing pool D, W4 and the nitrous acid threshold value H preset is compared;
As W4 >=H, main controller controls alarm equipment alarm, the first display display culturing pool D nitrite ion concentration abnormality, needs the information of manual intervention; Meanwhile, the first wireless transceiver sends alarm command, and each second display display nitrite ion concentration abnormality of each terminal of culturing pool D, needs the information of manual intervention.
7. the control method of swimming crab culturing pool 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 swimming crab culturing pool monitoring device according to claim 5, is characterized in that, the critical field of pH value is 7.8-9.
9. the control method of swimming crab culturing pool monitoring device according to claim 5, is characterized in that, L1 is 4.8mg/L to 5.2mg/L, L2 is 38cm to 43cm.
10. the control method of the swimming crab culturing pool 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 >=5 meters.
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CN107041332A (en) * 2017-04-28 2017-08-15 吴世贵 A kind of fishpond oxygen supplier
CN108508175A (en) * 2018-05-31 2018-09-07 福建师范大学福清分校 A kind of eel culture monitor controller and its control method
CN111096254A (en) * 2020-01-03 2020-05-05 浙江大学 Temporary culture method and system for improving quality of aquatic products
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CN106560031A (en) * 2016-03-24 2017-04-12 浙江农林大学 Oxygenation control device and control method in fresh water culture system
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