CN105446138A - Water quality adjusting optimizing system and water quality adjusting optimizing method in aquatic organism cultivation environment - Google Patents
Water quality adjusting optimizing system and water quality adjusting optimizing method in aquatic organism cultivation environment Download PDFInfo
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- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B13/00—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion
- G05B13/02—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric
- G05B13/04—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric involving the use of models or simulators
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Abstract
The invention provides a water quality adjusting optimizing system and a water quality adjusting optimizing method in an aquatic organism cultivation environment. The above mentioned method is characterized in that parameter values of various water quality parameters of the current cultivation environment can be acquired; the water quality parameter to be adjusted can be determined by comparing the parameter values of various water quality parameters and the parameter values of the preset water quality parameter; the corresponding adjusting target value can be determined by comparing the parameter value of the water quality parameter to be adjusted and the value of the preset fuzzy control rule table; the adjusting instruction can be determined according to the adjusting target value, the parameter priority, and a plurality of preset parameter relation tables; and the water quality can be adjusted correspondingly according to the adjusting instruction. The water quality adjusting optimizing system and the water quality adjusting optimizing method are advantageous in that the fuzzy controller can be used for the adjusting of the water quality, and the optimizing module can be adjusted by the water quality factor; the relation between the water quality parameters can be fully considered, the factors having the major influence on the water quality can be adjusted accurately, the stability of the aquaculture environment can be improved, the aquaculture risks can be reduced, and at the same time, the resources can be saved.
Description
Technical field
The present invention relates to monitoring control technique field, particularly relate to the water quality regulation optimization system under a kind of hydrobiont breeding environment and method.
Background technology
China's north and south culture environment of aquatic products difference is large, aquaculture model and breed variety are also not quite similar, the bothersome effort of aquaculture water quality adjustment control method of traditional manual, be difficult to adapt to different breeding environment, aquaculture model and breed variety, along with the development of intensive aquaculture industry, cultivation density and cultivation scale all improve constantly, and Reasonable Regulation And Control water quality becomes key issue wherein.Water quality quality is one of key factor of aquaculture success or failure.Water is the environment that aquatic animal depends on for existence, and good water quality environment is not only conducive to the growth, the existence that cultivate object, more can reduce the generation of the disease of aquatic animal, thus create more economic benefit.Affect water qualitative factor and mainly contain temperature, dissolved oxygen amount, pH value, ammonia nitrogen, salinity, turbidity etc., the change of each factor can cause important impact to the growth of aquaculture object.
The aquaculture monitors networked system of prior art, mainly achieves the monitoring to water quality, Monitoring Data is gathered display, upload storage by wired or wireless mode, controls to start or stop on-the-spot water quality regulation equipment by artificial mode.The mode of this regulating water quality lacks ageing, does not also form the rule of a regulating water quality, can not control water quality accurately, and can cause the excessive use of equipment and the waste of the energy.
Existing water quality regulation technology shortage regulates the pool of main affecting factors, lacks accuracy, validity, promptness, cannot ensure the stability of water quality.
Summary of the invention
The invention provides the water quality regulation optimization system under a kind of hydrobiont breeding environment and method, for solving the problem that accurately can not control water quality stability in prior art.
First aspect, the invention provides the water quality regulation optimization system under a kind of hydrobiont breeding environment, comprising:
Water quality sensor, for obtaining the parameter value of the multinomial water quality parameter under current cultivation environment;
Water quality monitoring judge module, for being compared by the parameter value of the parameter value of multinomial water quality parameter and predetermined quality parameter, determines water quality parameter to be regulated;
Fuzzy controller, for being compared by the numerical value on the parameter value of water quality parameter to be regulated and default fuzzy control rule table, obtains corresponding adjustment desired value;
Water quality factor regulates optimizes module, for determining the regulating command of corresponding parameter according to described adjustment desired value, parameter priority and multiple parameter preset relation table;
Aeration water quality regulating device, for carrying out corresponding adjustment according to regulating command to the water quality under breeding environment.
Preferably, described water quality monitoring judge module comprises comparing unit and judging unit, wherein,
Comparing unit, for being compared by the parameter value of the parameter value of every water quality parameter with corresponding predetermined quality parameter, obtains the absolute value of difference;
Judging unit, for being compared with corresponding parameter preset threshold value by the absolute value of difference, determines water quality parameter to be regulated.
Preferably, described fuzzy controller comprises one-parameter redirect adjustment module, for when only a water quality parameter is confirmed as water quality parameter to be regulated, numerical value on the parameter value of this water quality parameter to be regulated and default fuzzy control rule table is compared, obtains corresponding adjustment desired value and determine corresponding regulating command.
Preferably, described water quality factor regulates optimization module to comprise parameters relationship screening unit and parameters relationship judging unit, wherein,
Parameters relationship screening unit, for filtering out the forward water quality parameter to be regulated of arbitrary sequence of there is parameter form;
Parameters relationship judging unit, for determining according to parameter form and adjustment desired value the adjustment the desired value whether numerical value of other water quality parameters with it under water quality parameter desired value to be regulated with parameters relationship reaches respective; If do not reach, then correspondence determines regulating command.
Preferably, described aeration water quality regulating device comprises one or more of well heater, sprinkler and automatic aerator.
On the other hand, the invention provides a kind of water quality regulation optimization method based on above-mentioned water quality regulation optimization system, comprising:
Obtain the parameter value of the multinomial water quality parameter under current cultivation environment;
The parameter value of the parameter value of multinomial water quality parameter and predetermined quality parameter is compared, determines water quality parameter to be regulated;
Numerical value on the parameter value of water quality parameter to be regulated and default fuzzy control rule table is compared, obtains corresponding adjustment desired value;
The regulating command of corresponding parameter is determined according to described adjustment desired value, parameter priority and multiple parameter preset relation table;
According to regulating command, corresponding adjustment is carried out to the water quality under breeding environment.
Preferably, the parameter value of the parameter value of multinomial water quality parameter and predetermined quality parameter is compared, determines water quality parameter to be regulated, comprising:
The parameter value of the parameter value of every water quality parameter with corresponding predetermined quality parameter is compared, obtains the absolute value of difference;
The absolute value of difference is compared with corresponding parameter preset threshold value, determines water quality parameter to be regulated.
Preferably, when only a water quality parameter is confirmed as water quality parameter to be regulated, then the numerical value on the parameter value of this water quality parameter to be regulated and default fuzzy control rule table is compared, obtain corresponding adjustment desired value and determine corresponding regulating command.
Preferably, according to the regulating command regulating desired value, parameter priority and multiple parameter form to determine corresponding parameter, comprising:
There is parameter form in the forward water quality parameter to be regulated of arbitrary sequence;
According to parameter form and regulate desired value to determine whether the numerical value of other water quality parameters with it under water quality parameter desired value to be regulated with parameters relationship reaches respective adjustment desired value; If do not reach, then correspondence determines regulating command.
Preferably, carry out corresponding adjustment according to regulating command to the water quality under breeding environment, the mode of adjustment comprises: according to regulating command to water quality heating or refrigeration, acidity of splashing or alkaline matter and increase and decrease dissolved oxygen DO one or more.
As shown from the above technical solution, the water quality regulation optimization system that the present invention proposes and method, by fuzzy controller, water quality is regulated, regulate through water quality factor again and optimize module, take into full account relation between water quality parameter, accurate regulation and control are all reached to major effect water qualitative factor, improves the stability of culture environment of aquatic products, reduce the risk of aquaculture, save resource simultaneously.
Accompanying drawing explanation
The structural representation of the water quality regulation optimization system that Fig. 1 provides for the embodiment of the present invention 1;
The schematic flow sheet of the water quality regulation optimization method that Fig. 2 provides for the embodiment of the present invention 2.
Embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples for illustration of the present invention, but are not used for limiting the scope of the invention.
Fig. 1 shows the water quality regulation optimization system under a kind of hydrobiont breeding environment that the embodiment of the present invention 1 provides, comprise the water quality sensor 12 be placed in culturing pool 11, water quality monitoring judge module 13, fuzzy controller 14, water quality factor adjustment optimization module 15 and aeration water quality regulating device 16, wherein
Water quality sensor, for obtaining the parameter value of the multinomial water quality parameter under current cultivation environment.In the present embodiment, water quality parameter is respectively temperature, dissolved oxygen DO and pH value.For this reason, water quality sensor is respectively temperature sensor, dissolved oxygen sensor and pH sensor.It should be noted that water quality parameter described in the present embodiment does not represent the whole of water quality parameter of the present invention.
Water quality monitoring judge module, for being compared by the parameter value of the parameter value of multinomial water quality parameter and predetermined quality parameter, determines water quality parameter to be regulated.Described water quality monitoring judge module comprises comparing unit and judging unit, and wherein, comparing unit, for being compared by the parameter value of the parameter value of every water quality parameter with corresponding predetermined quality parameter, obtains the absolute value of difference; Judging unit, for being compared with corresponding parameter preset threshold value by the absolute value of difference, determines water quality parameter to be regulated.In the present embodiment, in database for deposit each breed variety of obtaining according to priori the value of viable optimum temperature, dissolved oxygen DO and pH value environment, system is set to standard value T
b, O
b, pH
b.The value that described water quality sensor collects is actual value T
s, O
s, pH
s.If the error of standard value and actual value represents with ER, if each water quality parameter threshold value is θ
t, θ
o, θ
pH.By subtracter, the value standard value of the temperature value of correspondence, dissolved oxygen value and pH is subtracted actual value.The error E R of such as temperature
t=T
b-T
sif, the absolute value │ ER of error
t│ > θ
t, illustrate that the temperature detection of water quality is defective, this temperature parameter is confirmed as water quality parameter to be regulated.Then the actual water temperature collected is passed to fuzzy controller by this module, and in like manner, dissolved oxygen DO and pH value are also like this.This module is monitored always, if its error is within threshold value, fuzzy controller can not work, and has saved device resource.
Fuzzy controller, for being compared by the numerical value on the parameter value of water quality parameter to be regulated and default fuzzy control rule table, obtains corresponding adjustment desired value.Described default fuzzy control rule table is for calculating obtained fuzzy control rule table according to different breeding environment different breeding biology by fuzzy control principle.This fuzzy control rule table can store in a database, can call during use.And be a comparatively proven technique for how obtaining fuzzy control rule table, do not repeat them here.In the present embodiment, the numerical value in the parameter value of water quality parameter to be regulated and fuzzy control rule table is compared, obtain the adjustment desired value that water quality parameter to be regulated needs to be adjusted to.In addition, described fuzzy controller comprises one-parameter redirect adjustment module, for when only a water quality parameter is confirmed as water quality parameter to be regulated, numerical value on the parameter value of this water quality parameter to be regulated and default fuzzy control rule table is compared, obtain corresponding adjustment desired value and determine corresponding regulating command,, namely water quality factor regulates optimization module not work, and has saved device resource.
Water quality factor regulates optimizes module, for determining the regulating command of corresponding parameter according to described adjustment desired value, parameter priority and multiple parameter preset relation table.It should be noted that, described water quality factor regulates to be optimized module and comprises parameters relationship screening unit and parameters relationship judging unit, and wherein, parameters relationship screening unit, for filtering out the forward water quality parameter to be regulated of arbitrary sequence of there is parameter form; Parameters relationship judging unit, for determining according to parameter form and adjustment desired value the adjustment the desired value whether numerical value of other water quality parameters with it under water quality parameter desired value to be regulated with parameters relationship reaches respective; If do not reach, then correspondence determines regulating command.If water quality parameter does not exist parameter preset relation table, then according to adjustment desired value and parameter priority determination regulating command.In the present embodiment, water quality parameter is temperature, dissolved oxygen DO and pH value.And there is parameter form in temperature and dissolved oxygen DO.As shown in the table:
| Temperature (DEG C) | Dissolved oxygen DO (mg/L) | Temperature (DEG C) | Dissolved oxygen DO (mg/L) | Temperature (DEG C) | Dissolved oxygen DO (mg/L) |
| 0 | 14.64 | 12 | 10.77 | 24 | 8.41 |
| 1 | 14.22 | 13 | 10.53 | 25 | 8.25 |
| 2 | 13.82 | 14 | 10.30 | 26 | 8.11 |
| 3 | 13.44 | 15 | 10.08 | 27 | 7.96 |
| 4 | 13.09 | 16 | 9.86 | 28 | 7.82 |
| 5 | 12.74 | 17 | 9.66 | 29 | 7.69 |
| 6 | 12.42 | 18 | 9.46 | 30 | 7.56 |
| 7 | 12.11 | 19 | 9.27 | 31 | 7.43 |
| 8 | 11.81 | 20 | 9.08 | 32 | 7.30 |
| 9 | 11.53 | 21 | 8.90 | 33 | 7.18 |
| 10 | 11.26 | 22 | 8.73 | 34 | 7.07 |
| 11 | 11.01 | 23 | 8.57 | 35 | 6.95 |
If the adjustment desired value of temperature parameter is 22 DEG C, the adjustment desired value of dissolved oxygen DO parameter is 9.23.As can be seen from the above table, when temperature parameter is adjusted to 22 DEG C, the dissolved oxygen DO numerical value of its correspondence is 8.73.Therefore need, after water quality temperature regulates, to regulate dissolved oxygen DO in water quality, make 8.73 to 9.23.
Aeration water quality regulating device, for carrying out corresponding adjustment according to regulating command to the water quality under breeding environment.Described aeration water quality regulating device formulates corresponding equipment according to each water quality parameter, is regulated by the water quality of corresponding device to breeding environment.In the present embodiment, described aeration water quality regulating device comprises well heater 161, sprinkler 162 and automatic aerator 163, is respectively used to heating, sprays acidity or alkaline matter and change water quality dissolved oxygen concentration.
The water quality regulation optimization system that the present invention proposes, by fuzzy controller, water quality is regulated, regulate through water quality factor again and optimize module, take into full account relation between water quality parameter, accurate regulation and control are all reached to major effect water qualitative factor, improve the stability of culture environment of aquatic products, reduce the risk of aquaculture, save resource simultaneously.
Fig. 2 shows a kind of water quality regulation optimization method based on above-mentioned water quality regulation optimization system described in the embodiment of the present invention 2, and this programme can be used for periodically monitoring and also can monitor in real time, comprises the following steps:
101, the parameter value of the multinomial water quality parameter under current cultivation environment is obtained.
102, the parameter value of the parameter value of multinomial water quality parameter and predetermined quality parameter is compared, determine water quality parameter to be regulated.Its step comprises: compared by the parameter value of the parameter value of every water quality parameter with corresponding predetermined quality parameter, obtains the absolute value of difference; The absolute value of difference is compared with corresponding parameter preset threshold value, determines water quality parameter to be regulated.
103, the numerical value on the parameter value of water quality parameter to be regulated and default fuzzy control rule table is compared, obtain corresponding adjustment desired value.Described default fuzzy control rule table is for calculating obtained fuzzy control rule table according to different breeding environment different breeding biology by fuzzy control principle.This fuzzy control rule table can store in a database, can call during use.And be a comparatively proven technique for how obtaining fuzzy control rule table, do not repeat them here.
104, the regulating command of corresponding parameter is determined according to described adjustment desired value, parameter priority and multiple parameter preset relation table.If water quality parameter does not exist parameter preset relation table, then according to adjustment desired value and parameter priority determination regulating command.If there is parameter preset relation table, there is parameter form in the to be regulated water quality parameter forward when arbitrary sequence, then according to parameter form and regulate desired value to determine whether the numerical value of other water quality parameters with it under this water quality parameter desired value to be regulated with parameters relationship reaches respective adjustment desired value; If do not reach, then correspondence determines regulating command.In addition, when only a water quality parameter is confirmed as water quality parameter to be regulated, then the numerical value on the parameter value of this water quality parameter to be regulated and default fuzzy control rule table is compared, obtain corresponding adjustment desired value and determine corresponding regulating command, namely water quality factor regulates optimization module not work, and has saved device resource.
105, according to regulating command, corresponding adjustment is carried out to the water quality under breeding environment.Carry out corresponding adjustment according to regulating command to the water quality under breeding environment, the mode of adjustment comprises: according to regulating command to water quality heating or refrigeration, acidity of splashing or alkaline matter and increase and decrease dissolved oxygen DO.
The water quality regulation optimization method that the present invention proposes, by fuzzy controller, water quality is regulated, regulate through water quality factor again and optimize module, take into full account relation between water quality parameter, accurate regulation and control are all reached to major effect water qualitative factor, improve the stability of culture environment of aquatic products, reduce the risk of aquaculture, save resource simultaneously.
In addition, those skilled in the art can understand, although embodiments more described herein to comprise in other embodiment some included feature instead of further feature, the combination of the feature of different embodiment means and to be within scope of the present invention and to form different embodiments.Such as, in the following claims, the one of any of embodiment required for protection can use with arbitrary array mode.
The present invention will be described instead of limit the invention to it should be noted above-described embodiment, and those skilled in the art can design alternative embodiment when not departing from the scope of claims.In the claims, any reference symbol between bracket should be configured to limitations on claims.Word " comprises " not to be got rid of existence and does not arrange element in the claims or step.Word "a" or "an" before being positioned at element is not got rid of and be there is multiple such element.The present invention can by means of including the hardware of some different elements and realizing by means of the computing machine of suitably programming.In the unit claim listing some devices, several in these devices can be carry out imbody by same hardware branch.Word first, second and third-class use do not represent any order.Can be title by these word explanations.
One of ordinary skill in the art will appreciate that: above each embodiment, only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to foregoing embodiments to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of the claims in the present invention.
Claims (10)
1. the water quality regulation optimization system under hydrobiont breeding environment, is characterized in that, comprising:
Water quality sensor, for obtaining the parameter value of the multinomial water quality parameter under current cultivation environment;
Water quality monitoring judge module, for being compared by the parameter value of the parameter value of multinomial water quality parameter and predetermined quality parameter, determines water quality parameter to be regulated;
Fuzzy controller, for being compared by the numerical value on the parameter value of water quality parameter to be regulated and default fuzzy control rule table, obtains corresponding adjustment desired value;
Water quality factor regulates optimizes module, for determining the regulating command of corresponding parameter according to described adjustment desired value, parameter priority and multiple parameter preset relation table;
Aeration water quality regulating device, for carrying out corresponding adjustment according to regulating command to the water quality under breeding environment.
2. water quality regulation optimization system according to claim 1, is characterized in that, described water quality monitoring judge module comprises comparing unit and judging unit, wherein,
Comparing unit, for being compared by the parameter value of the parameter value of every water quality parameter with corresponding predetermined quality parameter, obtains the absolute value of difference;
Judging unit, for being compared with corresponding parameter preset threshold value by the absolute value of difference, determines water quality parameter to be regulated.
3. water quality regulation optimization system according to claim 1, it is characterized in that, described fuzzy controller comprises one-parameter redirect adjustment module, for when only a water quality parameter is confirmed as water quality parameter to be regulated, numerical value on the parameter value of this water quality parameter to be regulated and default fuzzy control rule table is compared, obtains corresponding adjustment desired value and determine corresponding regulating command.
4. water quality regulation optimization system according to claim 1, is characterized in that, described water quality factor regulates optimization module to comprise parameters relationship screening unit and parameters relationship judging unit, wherein,
Parameters relationship screening unit, for filtering out the forward water quality parameter to be regulated of arbitrary sequence of there is parameter form;
Parameters relationship judging unit, for determining according to parameter form and adjustment desired value the adjustment the desired value whether numerical value of other water quality parameters with it under water quality parameter desired value to be regulated with parameters relationship reaches respective; If do not reach, then correspondence determines regulating command.
5. water quality regulation optimization system according to claim 1, is characterized in that, described aeration water quality regulating device comprises one or more of well heater, sprinkler and automatic aerator.
6., based on a water quality regulation optimization method for water quality regulation optimization system described in claim arbitrary in the claims 1-5, it is characterized in that, comprising:
Obtain the parameter value of the multinomial water quality parameter under current cultivation environment;
The parameter value of the parameter value of multinomial water quality parameter and predetermined quality parameter is compared, determines water quality parameter to be regulated;
Numerical value on the parameter value of water quality parameter to be regulated and default fuzzy control rule table is compared, obtains corresponding adjustment desired value;
The regulating command of corresponding parameter is determined according to described adjustment desired value, parameter priority and multiple parameter preset relation table;
According to regulating command, corresponding adjustment is carried out to the water quality under breeding environment.
7. water quality regulation optimization method according to claim 6, is characterized in that, is compared by the parameter value of the parameter value of multinomial water quality parameter and predetermined quality parameter, determines water quality parameter to be regulated, comprising:
The parameter value of the parameter value of every water quality parameter with corresponding predetermined quality parameter is compared, obtains the absolute value of difference;
The absolute value of difference is compared with corresponding parameter preset threshold value, determines water quality parameter to be regulated.
8. water quality regulation optimization method according to claim 6, it is characterized in that, when only a water quality parameter is confirmed as water quality parameter to be regulated, then the numerical value on the parameter value of this water quality parameter to be regulated and default fuzzy control rule table is compared, obtain corresponding adjustment desired value and determine corresponding regulating command.
9. water quality regulation optimization method according to claim 6, is characterized in that, according to the regulating command regulating desired value, parameter priority and multiple parameter form to determine corresponding parameter, comprising:
There is parameter form in the forward water quality parameter to be regulated of arbitrary sequence;
According to parameter form and regulate desired value to determine whether the numerical value of other water quality parameters with it under water quality parameter desired value to be regulated with parameters relationship reaches respective adjustment desired value; If do not reach, then correspondence determines regulating command.
10. water quality regulation optimization method according to claim 6, it is characterized in that, carry out corresponding adjustment according to regulating command to the water quality under breeding environment, the mode of adjustment comprises: according to regulating command to water quality heating or refrigeration, acidity of splashing or alkaline matter and increase and decrease dissolved oxygen DO one or more.
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Application publication date: 20160330 |