CN116149398B - Temperature controller accurate control system and method based on data feedback - Google Patents
Temperature controller accurate control system and method based on data feedback Download PDFInfo
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- CN116149398B CN116149398B CN202310413487.5A CN202310413487A CN116149398B CN 116149398 B CN116149398 B CN 116149398B CN 202310413487 A CN202310413487 A CN 202310413487A CN 116149398 B CN116149398 B CN 116149398B
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Abstract
The invention provides a temperature controller accurate control system and a temperature controller accurate control method based on data feedback, and relates to the technical field of temperature control, wherein the control system comprises a data feedback module, an influence parameter acquisition module, a heating module and a control module; the data feedback module, the influencing parameter acquisition module and the heating module are respectively and electrically connected with the control module; the influence parameter acquisition module comprises a to-be-heated parameter acquisition unit and an environment parameter acquisition unit, wherein the to-be-heated parameter acquisition unit is used for acquiring a heating liquid parameter of a to-be-heated container, and the environment parameter acquisition unit is used for acquiring an environment temperature of the to-be-heated container; according to the invention, through analyzing the basic structure parameters, the liquid parameters and the environmental parameters of the container to be heated, the heating duration can be conveniently preset, and the heating process is monitored, so that the heating adjustment accuracy can be improved, and the problems of inaccurate heating control and single functionality in the prior art can be solved.
Description
Technical Field
The invention relates to the technical field of temperature control, in particular to a temperature controller accurate control system and method based on data feedback.
Background
The temperature controller is a series of automatic control elements which generate physical deformation in the switch according to the temperature change of the working environment so as to generate certain special effects and generate on or off actions, or electronic elements provide temperature data for a circuit according to different principles of working states at different temperatures so as to acquire the temperature data for the power supply. In the prior art, the temperature controller is usually based on comparing temperature data acquired in real time with a preset temperature threshold, when the temperature data acquired in real time is smaller than the preset temperature threshold, heating is continued or temperature control on-off is not performed, and when the temperature data acquired in real time is larger than or equal to the temperature threshold, heating is stopped or temperature early warning is performed.
The control factors based on the control mode are temperature threshold values, and the application field is single; meanwhile, in some experimental instruments requiring accurate control of heating temperature, the control mode can only monitor or control on-off of heating data, and cannot control and analyze the heating demand by an advance, so that a method or system capable of accurately controlling and analyzing the heating demand and the heating process is lacking to solve the problems.
Disclosure of Invention
Aiming at the defects in the prior art, the invention can conveniently preset the heating time length by analyzing the basic structure parameters, the liquid parameters and the environment parameters of the container to be heated, monitor the heating process and improve the accuracy of heating adjustment so as to solve the problems of inaccurate heating control and single functionality in the prior art.
In order to achieve the above object, a first aspect of the present invention provides a temperature controller precise control system based on data feedback, where the control system includes a data feedback module, an influence parameter acquisition module, a heating module, and a control module; the data feedback module, the influencing parameter acquisition module and the heating module are respectively and electrically connected with the control module;
the influence parameter acquisition module comprises a to-be-heated parameter acquisition unit and an environment parameter acquisition unit, wherein the to-be-heated parameter acquisition unit is used for acquiring a heating liquid parameter of a to-be-heated container, and the environment parameter acquisition unit is used for acquiring an environment temperature of the to-be-heated container;
the data feedback module is used for acquiring the liquid temperature of the container to be heated;
the control module comprises a heating data analysis unit and a heating temperature control unit, wherein the heating data analysis unit obtains a liquid heating energy requirement value of a container to be heated by carrying out calculation and analysis on heating liquid parameters, environment temperature and liquid temperature of the container to be heated; the heating temperature control unit is used for calculating and converting a heating energy demand value to obtain heating duration, acquiring real-time heating state data in the heating process, and calculating to obtain heating adjustment temperature;
the heating module is used for providing heating energy for the container to be heated, and the heating module is used for heating the container to be heated based on the heating time length and the heating adjustment temperature.
Further, the parameter obtaining unit to be heated comprises a data recording inlet, the data recording inlet is used for recording a structural diagram of the container to be heated, the parameter obtaining unit to be heated further comprises a liquid level meter, and the liquid level meter is used for obtaining the liquid level height of the container to be heated.
Further, the parameter to be heated obtaining unit is configured with a container structure model building unit to be heated; the to-be-heated container structure model construction unit is configured with a to-be-heated container structure model construction strategy including: acquiring a front view in a structural diagram of a container to be heated;
extracting a main view contour of the main view, acquiring the height of the main view contour, and setting the height as the height of the container;
setting a first dividing height by taking the bottom edge of the main vision contour as a dividing starting point, dividing the container height by the first dividing height to obtain dividing quantity, dividing the main vision contour by using the horizontal dividing lines of the dividing quantity, and respectively spacing the first dividing height between every two adjacent horizontal dividing lines;
respectively acquiring local contours between every two horizontal dividing lines, respectively carrying out structure screening on a plurality of local contours, and setting the local contours as qualified areas when lines on two sides of the local contours are line segments; when the lines on two sides of the local contour are respectively a plurality of connected line segments, the local contour is divided again by using a horizontal dividing line from the connection point of the line segments so that the lines on two sides of the divided local contour are all the line segments;
solving the local volume of the container to be heated between every two horizontal dividing lines through a volume calculation formula;
setting a fixed point of the liquid level height as a liquid level high point, acquiring a local contour area where the liquid level high point is located, dividing a height value of the liquid level high point in the local contour by a distance between two horizontal dividing lines of the local contour to obtain a height ratio, and multiplying the height ratio by a local volume of the current local contour to obtain a liquid level high point area volume;
and adding the volume of the liquid level high-point area with a plurality of local volumes below the liquid level high-point to obtain the liquid volume.
Further, the heating data analysis unit is configured with a heating data analysis strategy comprising: setting the side length of the bottom edge of the main view contour as the bottom surface diameter, and calculating the bottom surface area through the bottom surface diameter;
acquiring the temperature of liquid before heating a container to be heated, and setting the temperature as an initial temperature;
calculating the bottom surface area, the liquid volume, the initial temperature and the ambient temperature through a heating time length calculation formula to obtain a heating energy demand value, wherein the heating energy demand value calculation formula is configured as follows:
wherein Pjr is a heating energy demand value, tc is an initial temperature, vt is a liquid volume, th is an ambient temperature, sj is a heating area, sd is a bottom surface area, k1 is a heating conversion coefficient, and a1 is an ambient temperature influence coefficient.
Further, the heating temperature control unit is configured with a heating duration conversion strategy, the heating duration conversion strategy including: setting a first heating temperature for the heating time length, and calculating a heating energy demand value through a heating time length conversion formula to obtain the heating time length;
the heating duration conversion formula is configured to:
wherein tj is a heating duration conversion formula, and T1 is a first heating temperature.
Further, the heating module is configured with a heating strategy comprising: setting a basic heating temperature, and heating the container to be heated according to the basic heating temperature;
and setting heating time according to the heating time, and heating the container to be heated according to the heating time by the basic heating temperature.
Further, the heating temperature control unit is configured with a heating adjustment strategy comprising: setting a first temperature measurement time length, and acquiring the liquid temperature and the environment temperature in the heating process at intervals of the first temperature measurement time length, wherein the liquid temperature and the environment temperature are respectively set as a real-time liquid temperature and a real-time environment temperature;
replacing the initial temperature in the heating energy demand value calculation formula with the real-time liquid temperature, replacing the ambient temperature with the real-time ambient temperature, and calculating to obtain a real-time energy demand value;
replacing the heating energy demand value in the heating duration calculation formula with a real-time energy demand value, and calculating to obtain the real-time heating duration;
subtracting the first temperature measurement time of the interval from the heating time to obtain the heating residual time;
comparing the real-time heating time length with the heating residual time length to obtain a real-time rate ratio;
multiplying the real-time rate ratio by the base heating temperature to obtain the heating adjustment temperature.
Further, the heating module is further configured with a heating adjustment strategy comprising: when the heating adjustment temperature is obtained, the container to be heated is heated by the heating adjustment temperature according to the heating time.
In a second aspect, the present invention further provides a control method of a temperature controller precise control system based on data feedback, where the control method includes:
acquiring a heating liquid parameter of a container to be heated and the environment temperature of the container to be heated;
acquiring the liquid temperature of a container to be heated;
calculating and analyzing the heating liquid parameters, the ambient temperature and the liquid temperature of the container to be heated to obtain a liquid heating energy requirement value of the container to be heated;
calculating and converting the heating energy demand value to obtain heating duration; acquiring real-time heating state data in the heating process, and calculating to obtain a heating adjustment temperature;
and providing heating energy for the container to be heated, and heating the container to be heated based on the heating time and the heating adjustment temperature.
The invention has the beneficial effects that:
1. according to the invention, the heating liquid parameter, the environment temperature and the liquid temperature of the container to be heated are calculated and analyzed to obtain the liquid heating energy requirement value of the container to be heated, and the design can set the heating energy requirement based on basic data to be heated; calculating and converting the heating energy demand value to obtain heating duration; acquiring real-time heating state data in the heating process, and calculating to obtain a heating adjustment temperature; by judging based on the related parameters of the container to be heated, a more accurate heating time length can be preset, so that the setting of the heating time length is more fit with the actual heating requirement of the container to be heated, and the accuracy and the effectiveness of the control of the heating time length are improved;
2. according to the invention, the structural model of the container to be heated is constructed, so that the volume structural data of some heating containers with unique shapes can be obtained, thereby obtaining more accurate volume data of heating liquid, and further improving the accuracy of heating control.
Additional aspects of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
Other features, objects and advantages of the present invention will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:
FIG. 1 is a schematic block diagram of a temperature controller precision control system based on data feedback of the present invention;
FIG. 2 is a flow chart of the steps of the method for precisely controlling a temperature controller based on data feedback according to the present invention;
FIG. 3 is a schematic view showing a front view of a first type of container to be heated according to the present invention;
FIG. 4 is a schematic view showing a front view of a second type of container to be heated according to the present invention;
fig. 5 is a schematic view showing a subdivision of the partial contour of a second type of container to be heated according to the present invention.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present invention.
Embodiments of the invention and features of the embodiments may be combined with each other without conflict.
Example 1
Referring to fig. 1, the invention provides a temperature controller accurate control system based on data feedback, which can be used for conveniently presetting heating time length and monitoring a heating process by analyzing basic structure parameters, liquid parameters and environmental parameters of a container to be heated, and can improve heating adjustment accuracy.
Specifically, the control system comprises a data feedback module, an influence parameter acquisition module, a heating module and a control module; the data feedback module, the influencing parameter acquisition module and the heating module are respectively and electrically connected with the control module;
the influence parameter acquisition module comprises a to-be-heated parameter acquisition unit and an environment parameter acquisition unit, wherein the to-be-heated parameter acquisition unit is used for acquiring the heating liquid parameter of the to-be-heated container, and the environment parameter acquisition unit is used for acquiring the environment temperature of the to-be-heated container; the heating liquid parameter is liquid volume, and the ambient temperature is obtained through a thermocouple temperature sensor; the to-be-heated parameter acquisition unit comprises a data recording port, wherein the data recording port is used for recording a structural diagram of a to-be-heated container, the data recording port is arranged in the control system, the to-be-heated container in a laboratory is usually provided with a model, and the structural diagram of the container can be acquired through recording the model; the parameter obtaining unit to be heated further comprises a liquid level meter, and the liquid level meter is used for obtaining the liquid level height of the container to be heated;
referring to fig. 3 to 5, the to-be-heated parameter obtaining unit is configured with a to-be-heated container structure model building unit; the to-be-heated container structure model construction unit is configured with a to-be-heated container structure model construction strategy including: acquiring a front view in a structural diagram of a container to be heated;
extracting a main view contour of the main view, acquiring the height of the main view contour, and setting the height as the height of the container;
setting a first dividing height by taking the bottom edge of the main vision contour as a dividing starting point, dividing the container height by the first dividing height to obtain dividing quantity, dividing the main vision contour by using the horizontal dividing lines of the dividing quantity, and respectively spacing the first dividing height between every two adjacent horizontal dividing lines; with reference to the specification of the container to be heated in the existing laboratory, the height of the container to be heated is usually about 30cm, and the first division height can be set according to 1cm as a standard, so that the liquid volume can be acquired more accurately.
Respectively acquiring local contours between every two horizontal dividing lines, respectively carrying out structure screening on a plurality of local contours, and setting the local contours as qualified areas when lines on two sides of the local contours are line segments; when the lines on two sides of the local contour are respectively a plurality of connected line segments, the local contour is divided again by using a horizontal dividing line from the connection point of the line segments so that the lines on two sides of the divided local contour are all the line segments;
passing the volume of the container to be heated between every two horizontal dividing lines through the volumeCalculating a local volume according to a calculation formula; the volume calculation formula is configured as:
wherein Vy is a local volume, h is a distance between two horizontal dividing lines, s1 is 1/2 of a distance between two intersection points of an upper horizontal dividing line and a main view contour, and s2 is 1/2 of a distance between two intersection points of a lower horizontal dividing line and the main view contour; through the division, the container to be heated can be divided into a plurality of circular tables with different sizes, and the volume calculation formula refers to the existing circular table volume calculation method;
setting a fixed point of the liquid level height as a liquid level high point, acquiring a local contour area where the liquid level high point is located, dividing a height value of the liquid level high point in the local contour by a distance between two horizontal dividing lines of the local contour to obtain a height ratio, and multiplying the height ratio by a local volume of the current local contour to obtain a liquid level high point area volume;
the volume of the liquid level high point area is added with a plurality of local volumes below the liquid level high point to obtain the liquid volume, in the construction process of the structure model of the container to be heated, the structure model is suitable for the existing container to be heated with a symmetrical structure, and the specific explanation is that the container to be heated can be decomposed into a plurality of round tables with different sizes, and in general, the liquid volume added into the heating container in a laboratory can not reach the position of a bottle opening, for example, in the structure shown in fig. 3, the highest position of the liquid is generally below the connection position of three bottle mouths and the bottle body, and in the structure shown in fig. 4, the highest position of the liquid is generally below the connection position of the bottle mouths and the bottle body, so that the existing container to be heated can obtain the internal liquid volume by adopting the calculation mode.
The data feedback module is used for acquiring the liquid temperature of the container to be heated; in specific implementation, the data feedback module acquires the liquid temperature through the thermocouple temperature sensor.
The control module comprises a heating data analysis unit and a heating temperature control unit, wherein the heating data analysis unit calculates and divides the heating liquid parameters, the ambient temperature and the liquid temperature of the container to be heatedSeparating to obtain the liquid heating energy requirement value of the container to be heated; the heating data analysis unit is configured with a heating data analysis strategy comprising: setting the side length of the bottom edge of the main view contour as the bottom surface diameter, and calculating the bottom surface area through the bottom surface diameter; the bottom surface area calculation formula is configured as:
wherein Sd is the bottom surface area, rd is the bottom surface diameter, and the bottom surface area calculating method is obtained by referring to the area calculating method of a circle;
acquiring the temperature of liquid before heating a container to be heated, and setting the temperature as an initial temperature;
calculating the bottom surface area, the liquid volume, the initial temperature and the ambient temperature through a heating time length calculation formula to obtain a heating energy demand value, wherein the heating energy demand value calculation formula is configured as follows:
wherein Pjr is a heating energy demand value, tc is an initial temperature, vt is a liquid volume, th is an ambient temperature, sj is a heating area, sd is a bottom surface area, k1 is a heating conversion coefficient, a1 is an ambient temperature influence coefficient, in the above calculation process, if the ambient temperature is greater than or equal to 20 ℃, the influence of the ambient temperature on the whole heating process is ignored, in implementation, only the situation that the ambient temperature is below 20 ℃ is considered, the set interval of a1 is between 0 and 1, in implementation, a1 is set to 0.1, and the set range of a1 can ensure that the influence of the ambient temperature on the whole heating duration is smaller than possible; wherein the volume unit is L, the practical meaning of the heating energy requirement value is the time required by the current liquid to be heated to 100 ℃, and the setting method of k1 is as follows: when the ambient temperature is 20 ℃, measuring the time required by 1L of liquid to be heated from zero to 100 ℃, dividing the time by the value obtained by 100, repeating the operation for a plurality of times to obtain a plurality of groups of values, and averaging the obtained plurality of groups of values to obtain k1; the area of the heating area is the heating area of the heating device, and in general, the area of the bottom surface is smaller than that of the heating area, and if the area of the bottom surface is too large, the heating efficiency is necessarily reduced, because a part of the bottom surface cannot directly receive energy.
The heating temperature control unit is used for calculating and converting the heating energy demand value to obtain heating duration, acquiring real-time heating state data in the heating process, and calculating to obtain heating adjustment temperature; the heating temperature control unit is configured with a heating duration conversion strategy, which includes: setting a first heating temperature for the heating time length, and calculating a heating energy demand value through a heating time length conversion formula to obtain the heating time length;
the heating duration conversion formula is configured to:
wherein tj is a heating duration conversion formula, T1 is a first heating temperature, and in the heating duration conversion formula, some liquid to be heated does not need to be heated to 100 ℃, so that proportional conversion is needed, and the first heating temperature is a temperature at which the liquid to be heated needs to be heated;
the heating temperature control unit is configured with a heating adjustment strategy comprising: setting a first temperature measurement time length, and acquiring the liquid temperature and the environment temperature in the heating process at intervals of the first temperature measurement time length, wherein the liquid temperature and the environment temperature are respectively set as a real-time liquid temperature and a real-time environment temperature; the first temperature measurement time length can be adjusted according to the accuracy of heating required in specific implementation, and if the accuracy requirement is high, the first temperature measurement time length can be set smaller, so that the monitoring frequency is high;
replacing the initial temperature in the heating energy demand value calculation formula with the real-time liquid temperature, replacing the ambient temperature with the real-time ambient temperature, and calculating to obtain a real-time energy demand value;
replacing the heating energy demand value in the heating duration calculation formula with a real-time energy demand value, and calculating to obtain the real-time heating duration;
subtracting the first temperature measurement time of the interval from the heating time to obtain the heating residual time;
comparing the real-time heating time length with the heating residual time length to obtain a real-time rate ratio;
multiplying the real-time rate ratio by the basic heating temperature to obtain a heating adjustment temperature; in the heating adjustment process, the final heating purpose can be achieved continuously according to the preset heating time by adjusting the heating temperature of the electric heating;
the heating module is used for providing heating energy for the container to be heated, and the heating module is used for heating the container to be heated based on the heating time length and the heating adjustment temperature; the heating module can adopt one of the existing electric heating modes, such as electromagnetic oven heating;
the heating module is configured with a heating strategy comprising: setting a basic heating temperature, and heating the container to be heated according to the basic heating temperature;
and setting heating time according to the heating time, and heating the container to be heated according to the heating time by the basic heating temperature.
The heating module is also configured with a heating adjustment strategy comprising: when the heating adjustment temperature is obtained, the container to be heated is heated by the heating adjustment temperature according to the heating time.
Example two
Referring to fig. 2, the invention further provides a temperature controller accurate control method based on data feedback, the control method comprises the following steps:
step S1, obtaining heating liquid parameters of a container to be heated and the environmental temperature of the container to be heated; step S1 further includes:
s11, recording a structure diagram of a container to be heated, and acquiring the liquid level height of the container to be heated; step S1 further includes:
step S111, acquiring a front view in a structural diagram of a container to be heated;
step S112, extracting a main view contour of the main view, acquiring the height of the main view contour, and setting the height as the container height;
step S113, setting a first dividing height by taking the bottom edge of the main vision contour as a dividing starting point, dividing the container height by the first dividing height to obtain dividing quantity, dividing the main vision contour by using the horizontal dividing lines of the dividing quantity, and respectively spacing the first dividing height between every two adjacent horizontal dividing lines;
step S114, respectively obtaining local contours between every two horizontal dividing lines, respectively carrying out structure screening on a plurality of local contours, and setting the local contours as qualified areas when lines on two sides of the local contours are line segments; when the lines on two sides of the local contour are respectively a plurality of connected line segments, the local contour is divided again by using a horizontal dividing line from the connection point of the line segments so that the lines on two sides of the divided local contour are all the line segments;
step S115, the volume of the container to be heated between every two horizontal dividing lines is calculated to obtain a local volume through a volume calculation formula; the volume calculation formula is configured as:
wherein Vy is a local volume, h is a distance between two horizontal dividing lines, s1 is 1/2 of a distance between two intersection points of an upper horizontal dividing line and a main view contour, and s2 is 1/2 of a distance between two intersection points of a lower horizontal dividing line and the main view contour;
step S116, setting a fixed point of the liquid level height as a liquid level high point, acquiring a local contour area where the liquid level high point is located, dividing a height value of the liquid level high point in the local contour by a distance between two horizontal dividing lines of the local contour to obtain a height ratio, and multiplying the height ratio by a local volume of the current local contour to obtain a liquid level high point area volume;
step S117, adding the volume of the liquid level high point area and the local volumes below the liquid level high point to obtain the liquid volume.
S2, acquiring the liquid temperature of a container to be heated;
step S3, calculating and analyzing the heating liquid parameters, the ambient temperature and the liquid temperature of the container to be heated to obtain the liquid heating energy requirement value of the container to be heated;
step S3 further includes:
step S31, willThe side length of the bottom edge of the main view outline is set as the bottom surface diameter, and the bottom surface area is obtained through the bottom surface diameter calculation; the bottom surface area calculation formula is configured as:
wherein Sd is the bottom surface area, rd is the bottom surface diameter;
step S32, acquiring the temperature of the liquid before heating the container to be heated, and setting the temperature as an initial temperature;
step S33, calculating the bottom surface area, the liquid volume, the initial temperature and the ambient temperature through a heating time length calculation formula to obtain a heating energy demand value, wherein the heating energy demand value calculation formula is configured as follows:
wherein Pjr is a heating energy demand value, tc is an initial temperature, vt is a liquid volume, th is an ambient temperature, sj is a heating area, sd is a bottom surface area, k1 is a heating conversion coefficient, and a1 is an ambient temperature influence coefficient.
S4, calculating and converting the heating energy demand value to obtain heating duration; acquiring real-time heating state data in the heating process, and calculating to obtain a heating adjustment temperature; step S4 further includes:
step S41, setting a first heating temperature for the heating duration, and calculating a heating energy demand value through a heating duration conversion formula to obtain the heating duration; the heating duration conversion formula is configured to:
wherein tj is a heating duration conversion formula, and T1 is a first heating temperature.
Step S4 further includes:
step S421, a first temperature measurement time length is set, and the liquid temperature and the environment temperature in the heating process are acquired every time the first temperature measurement time length is set as a real-time liquid temperature and a real-time environment temperature respectively;
step S422, replacing the initial temperature in the heating energy demand value calculation formula with the real-time liquid temperature, replacing the ambient temperature with the real-time ambient temperature, and calculating to obtain a real-time energy demand value;
step S423, replacing the heating energy demand value in the heating duration calculation formula with a real-time energy demand value, and calculating to obtain a real-time heating duration;
step S424, subtracting the first temperature measurement time length of the interval from the heating time length to obtain the heating residual time length;
step S425, comparing the real-time heating time length with the heating residual time length to obtain a real-time rate ratio;
in step S426, the real-time rate ratio is multiplied by the basic heating temperature to obtain the heating adjustment temperature.
And S5, heating energy is provided for the container to be heated, and the container to be heated is heated based on the heating time length and the heating adjustment temperature.
Step S5 further includes:
step S511, setting a basic heating temperature, and heating the container to be heated according to the basic heating temperature;
step S512, heating time is set according to the heating time length, and the container to be heated is heated according to the heating time length and the basic heating temperature;
step S5 further includes:
and step S52, when the heating adjustment temperature is obtained, heating the container to be heated according to the heating time by the heating adjustment temperature.
It will be appreciated by those skilled in the art that embodiments of the present invention may be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media having computer-usable program code embodied therein. The storage medium may be implemented by any type or combination of volatile or nonvolatile Memory devices, such as static random access Memory (Static Random Access Memory, SRAM), electrically erasable Programmable Read-Only Memory (Electrically Erasable Programmable Read-Only Memory, EEPROM), erasable Programmable Read-Only Memory (ErasableProgrammable Read Only Memory, EPROM), programmable Read-Only Memory (PROM), read-Only Memory (ROM), magnetic Memory, flash Memory, magnetic disk, or optical disk. These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
The above examples are only specific embodiments of the present invention, and are not intended to limit the scope of the present invention, but it should be understood by those skilled in the art that the present invention is not limited thereto, and that the present invention is described in detail with reference to the foregoing examples: any person skilled in the art may modify or easily conceive of the technical solution described in the foregoing embodiments, or perform equivalent substitution of some of the technical features, while remaining within the technical scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention, and are intended to be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (4)
1. The temperature controller accurate control system based on data feedback is characterized by comprising a data feedback module, an influence parameter acquisition module, a heating module and a control module; the data feedback module, the influencing parameter acquisition module and the heating module are respectively and electrically connected with the control module;
the influence parameter acquisition module comprises a to-be-heated parameter acquisition unit and an environment parameter acquisition unit, wherein the to-be-heated parameter acquisition unit is used for acquiring a heating liquid parameter of a to-be-heated container, and the environment parameter acquisition unit is used for acquiring an environment temperature of the to-be-heated container;
the data feedback module is used for acquiring the liquid temperature of the container to be heated;
the control module comprises a heating data analysis unit and a heating temperature control unit, wherein the heating data analysis unit obtains a liquid heating energy requirement value of a container to be heated by carrying out calculation and analysis on heating liquid parameters, environment temperature and liquid temperature of the container to be heated; the heating temperature control unit is used for calculating and converting a heating energy demand value to obtain heating duration, acquiring real-time heating state data in the heating process, and calculating to obtain heating adjustment temperature;
the heating module is used for providing heating energy for the container to be heated, and the heating module is used for heating the container to be heated based on the heating time length and the heating adjustment temperature;
the parameter obtaining unit to be heated comprises a data recording inlet, wherein the data recording inlet is used for recording a structure diagram of the container to be heated, and the parameter obtaining unit to be heated further comprises a liquid level meter, and the liquid level meter is used for obtaining the liquid level height of the container to be heated;
the parameter to be heated obtaining unit is configured with a container structure model building unit to be heated; the to-be-heated container structure model construction unit is configured with a to-be-heated container structure model construction strategy including: acquiring a front view in a structural diagram of a container to be heated;
extracting a main view contour of the main view, acquiring the height of the main view contour, and setting the height as the height of the container;
setting a first dividing height by taking the bottom edge of the main vision contour as a dividing starting point, dividing the container height by the first dividing height to obtain dividing quantity, dividing the main vision contour by using the horizontal dividing lines of the dividing quantity, and respectively spacing the first dividing height between every two adjacent horizontal dividing lines;
respectively acquiring local contours between every two horizontal dividing lines, respectively carrying out structure screening on a plurality of local contours, and setting the local contours as qualified areas when lines on two sides of the local contours are line segments; when the lines on two sides of the local contour are respectively a plurality of connected line segments, the local contour is divided again by using a horizontal dividing line from the connection point of the line segments so that the lines on two sides of the divided local contour are all the line segments;
solving the local volume of the container to be heated between every two horizontal dividing lines through a volume calculation formula;
setting a fixed point of the liquid level height as a liquid level high point, acquiring a local contour area where the liquid level high point is located, dividing a height value of the liquid level high point in the local contour by a distance between two horizontal dividing lines of the local contour to obtain a height ratio, and multiplying the height ratio by a local volume of the current local contour to obtain a liquid level high point area volume;
adding the volume of the liquid level high-point area with a plurality of local volumes below the liquid level high-point to obtain the liquid volume;
the heating temperature control unit is configured with a heating adjustment strategy comprising: setting a first temperature measurement time length, and acquiring the liquid temperature and the environment temperature in the heating process at intervals of the first temperature measurement time length, wherein the liquid temperature and the environment temperature are respectively set as a real-time liquid temperature and a real-time environment temperature;
replacing the initial temperature in the heating energy demand value calculation formula with the real-time liquid temperature, replacing the ambient temperature with the real-time ambient temperature, and calculating to obtain a real-time energy demand value;
replacing the heating energy demand value in the heating duration calculation formula with a real-time energy demand value, and calculating to obtain the real-time heating duration;
subtracting the first temperature measurement time of the interval from the heating time to obtain the heating residual time;
comparing the real-time heating time length with the heating residual time length to obtain a real-time rate ratio;
multiplying the real-time rate ratio by the basic heating temperature to obtain a heating adjustment temperature;
the heating module is further configured with a heating adjustment strategy comprising: when the heating adjustment temperature is obtained, heating the container to be heated according to the heating time through the heating adjustment temperature;
the heating data analysis unit is configured with a heating data analysis strategy comprising: setting the side length of the bottom edge of the main view contour as the bottom surface diameter, and calculating the bottom surface area through the bottom surface diameter;
acquiring the temperature of liquid before heating a container to be heated, and setting the temperature as an initial temperature;
calculating the bottom surface area, the liquid volume, the initial temperature and the ambient temperature through a heating time length calculation formula to obtain a heating energy demand value, wherein the calculation formula of the heating energy demand value is configured as follows:
wherein Pjr is a heating energy demand value, tc is an initial temperature, vt is a liquid volume, th is an ambient temperature, sj is a heating area, sd is a bottom surface area, k1 is a heating conversion coefficient, and a1 is an ambient temperature influence coefficient.
2. The accurate temperature controller control system based on data feedback according to claim 1, wherein the heating temperature control unit is configured with a heating duration conversion strategy, the heating duration conversion strategy comprising: setting a first heating temperature for the heating time length, and calculating a heating energy demand value through a heating time length conversion formula to obtain the heating time length;
the heating duration conversion formula is configured to:
wherein tj is a heating duration conversion formula, and T1 is a first heating temperature.
3. The data feedback based temperature controller precision control system of claim 2, wherein the heating module is configured with a heating strategy comprising: setting a basic heating temperature, and heating the container to be heated according to the basic heating temperature;
and setting heating time according to the heating time, and heating the container to be heated according to the heating time by the basic heating temperature.
4. A method for precisely controlling a temperature controller based on data feedback, which is implemented based on the precise temperature controller control system based on data feedback according to any one of claims 1 to 3, characterized in that the control method comprises:
s1: acquiring a heating liquid parameter of a container to be heated and the environment temperature of the container to be heated;
s2: acquiring the liquid temperature of a container to be heated;
s3: calculating and analyzing the heating liquid parameters, the ambient temperature and the liquid temperature of the container to be heated to obtain a liquid heating energy requirement value of the container to be heated;
s4: calculating and converting the heating energy demand value to obtain heating duration; acquiring real-time heating state data in the heating process, and calculating to obtain a heating adjustment temperature;
s5: and providing heating energy for the container to be heated, and heating the container to be heated based on the heating time and the heating adjustment temperature.
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