CN112578830A - Adjusting method and adjusting device for internal temperature of material tank and terminal - Google Patents
Adjusting method and adjusting device for internal temperature of material tank and terminal Download PDFInfo
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- CN112578830A CN112578830A CN201910941988.4A CN201910941988A CN112578830A CN 112578830 A CN112578830 A CN 112578830A CN 201910941988 A CN201910941988 A CN 201910941988A CN 112578830 A CN112578830 A CN 112578830A
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- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/30—Automatic controllers with an auxiliary heating device affecting the sensing element, e.g. for anticipating change of temperature
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
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Abstract
The invention is suitable for the technical field of automatic control, and provides a method, a device, a terminal and a computer readable storage medium for adjusting the internal temperature of a material tank, wherein the adjusting method comprises the following steps: acquiring the material tank information, wherein the material tank information comprises internal environment information of the material tank and parameter information of materials contained in the material tank; determining a first temperature adjustment value based on the internal environment information; determining a second temperature adjustment value based on the parameter information of the material; and adjusting the internal temperature of the material tank based on the first temperature adjustment value and the second temperature adjustment value. The invention can improve the accuracy of adjusting the temperature in the material tank.
Description
Technical Field
The invention belongs to the technical field of automatic control, and particularly relates to a method, a device and a terminal for adjusting the internal temperature of a material tank.
Background
The compound fertilizer is a chemical fertilizer containing any two or three of the nutrient elements of nitrogen, phosphorus and potassium of crops, and is made up by using chemical method or (and) mixing method. In the production process of the compound fertilizer, the raw materials of various compound fertilizers need to be processed and manufactured in the material tank according to different proportions, the temperature requirement in the material tank is very strict in the manufacturing process of the compound fertilizer, but the factors influencing the temperature in the material tank are more, in the prior art, the timeliness and the accuracy for adjusting the temperature in the material tank are not enough, and the over-temperature accident is easily caused, so that the economic loss is caused.
Disclosure of Invention
In view of this, the invention provides a method, a device and a terminal for adjusting the internal temperature of a material tank, and aims to solve the problem that the timeliness and the accuracy of adjusting the temperature in the material tank are not sufficient.
A first aspect of an embodiment of the present invention provides a method for adjusting an internal temperature of a material tank, where the method includes:
acquiring the material tank information, wherein the material tank information comprises internal environment information of the material tank and parameter information of materials contained in the material tank;
determining a first temperature adjustment value based on the internal environment information;
determining a second temperature adjustment value based on the parameter information of the material;
and adjusting the internal temperature of the material tank based on the first temperature adjustment value and the second temperature adjustment value.
A second aspect of an embodiment of the present invention provides an apparatus for adjusting an internal temperature of a material tank, the apparatus including:
the acquisition module is used for acquiring the material tank information, wherein the material tank information comprises internal environment information of the material tank and parameter information of materials contained in the material tank;
a first temperature adjustment value determination module for determining a first temperature adjustment value based on the internal environment information;
the second temperature adjusting value determining module is used for determining a second temperature adjusting value based on the parameter information of the material;
and the adjusting module is used for adjusting the internal temperature of the material tank based on the first temperature adjusting value and the second temperature adjusting value.
A third aspect of the embodiments of the present invention provides a terminal, including a memory, a processor, and a computer program stored in the memory and executable on the processor, where the processor implements the steps of the method for adjusting the internal temperature of any one of the material tanks when executing the computer program.
A fourth aspect of embodiments of the present invention provides a computer-readable storage medium, which stores a computer program that, when executed by a processor, implements the steps of the method for adjusting the internal temperature of a material tank according to any one of the above.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, the first temperature regulating value is determined to be the temperature value which needs to be regulated in the material tank through the internal environment information of the material tank, the second temperature regulating value is determined to be the temperature value which influences the internal temperature of the material tank through the parameters of the material based on the parameter information of the material, the internal temperature of the material tank is regulated based on the first temperature regulating value and the second temperature regulating value, the internal temperature of the material tank can be regulated by combining the internal environment information of the material tank and the parameter information of the material, the accuracy and timeliness of regulating the temperature in the material tank are improved, and the temperature in the material tank can meet the production requirements.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is a flowchart of an implementation of a method for adjusting an internal temperature of a material tank according to an embodiment of the present invention;
fig. 2 is a control schematic diagram of an adjusting method of an internal temperature of a material tank according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of an internal temperature adjusting device of a material tank according to an embodiment of the present invention;
fig. 4 is a schematic diagram of a terminal according to an embodiment of the present invention.
Detailed Description
In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the following description is made by way of specific embodiments with reference to the accompanying drawings.
Referring to fig. 1, it shows an implementation flowchart of the method for adjusting the internal temperature of the material tank provided by the embodiment of the present invention, which is detailed as follows:
s101: acquiring the material tank information, wherein the material tank information comprises internal environment information of the material tank and parameter information of materials contained in the material tank;
in the embodiment of the present invention, the internal environment information of the material tank may include an internal environment temperature and an environment pressure, and the parameter information of the material contained in the material tank may include an endothermic coefficient of the material and a flow rate of the material added to the material tank, where the endothermic coefficient of the material may be a specific heat capacity of the material. Illustratively, the internal environment temperature can be obtained through the temperature transmitter, the environment pressure in the material tank can be obtained through the pressure transmitter, the flow of the material added into the material tank can be obtained through the flow transmitter, and the heat absorption coefficient of the material can be obtained according to the product type of the material.
S102: determining a first temperature adjustment value based on the internal environment information;
in an embodiment of the present invention, the first temperature adjustment value may be determined based on the ambient temperature or the ambient pressure or a combination of the ambient temperature and the ambient pressure in the internal environmental information.
Wherein, the change of the environmental pressure in the material tank can also reflect the change of the temperature in the material tank, when the environmental pressure in the material tank is kept at the preset reference pressure value, the temperature change in the material tank is small, the obtained environmental pressure in the material tank and the preset reference environmental pressure are used for carrying out difference calculation to obtain a pressure difference value, when steam is in the material tank, the pressure difference value can be converted into the temperature representing the pressure difference value according to the existing steam pressure-temperature comparison table, a first temperature adjusting value is determined based on the temperature difference value, the environmental pressure under the reference temperature is determined according to the corresponding table of the environmental pressure and the environmental temperature in the table 1, exemplarily, the table 1 is the comparison table of the steam pressure-temperature, the table is the comparison table of partial steam pressure-temperature, the first group of the environmental pressure 0.0010MPa and the temperature in the table 1 are the reference environmental pressure and the reference temperature, the obtained ambient pressure is 0.0015MPa in the second group, resulting in a temperature representing the pressure difference value of 12.9751-6.9491 ═ 6.026(MPa), while the difference in ambient temperature can be determined based on the ambient temperature in the ambient information, and the step of determining the difference in ambient temperature in particular is referred to below. And compensating the environment temperature difference value in the internal environment information by using the temperature representing the pressure difference value to obtain a first temperature adjusting value.
TABLE 1 steam pressure-temperature COMPARATIVE TABLE
S103: determining a second temperature adjustment value based on the parameter information of the material;
in the embodiment of the present invention, the second temperature adjustment value may be determined based on the heat absorption coefficient in the parameter information of the material and the flow rate of the material, or the second temperature adjustment value may be determined based on a difference between the heat absorption coefficient in the physical parameter information and the flow rate of the material.
S104: and adjusting the internal temperature of the material tank based on the first temperature adjustment value and the second temperature adjustment value.
In the embodiment of the present invention, the internal temperature of the material tank may be adjusted based on the first temperature adjustment value and the second temperature adjustment value by using an automatic control method, and for example, the first temperature adjustment value and the second temperature adjustment value may be determined by using PID control, that is, a proportional, integral, and derivative control method, and the internal temperature of the material tank may be adjusted based on the first temperature adjustment value and the second temperature adjustment value.
The PID control comprises proportional control, integral control and differential control, after the control system is stable, the difference value between the controlled parameter and the given value is static characteristic, the larger the deviation is, the worse the static characteristic is, after the control system generates error, the control system is transited to be stable in a short time, oscillation and divergence do not occur, and the control system is dynamic characteristic.
The output of the proportional control is in proportional relation with the input signal, the proportional control can quickly reflect errors, so that the errors are reduced, but steady-state errors cannot be eliminated, the increase of a proportional coefficient can cause instability of a system, the proportional control cannot well deal with the contradiction of dynamic and static states, and the integral control is introduced on the basis of the proportional control, so that the contradiction can be solved.
The integral control can eliminate the static error, but has a hysteresis phenomenon, so that the overshoot of a controlled system is increased, and even the system generates oscillation, and the integral control and the proportional link are used at the same time. By combining proportional control and integral control, the automatic control system has no steady-state error after entering a steady state.
The differential control can reduce overshoot, overcome oscillation, improve the stability of the controlled system, accelerate the dynamic response speed of the system, and reduce the adjustment time, thereby improving the dynamic performance of the controlled system, and must be combined with other control actions. The system with proportional and derivative control can extract the control action of the suppression error equal to zero or even negative value, thereby avoiding the serious overshoot of the controlled quantity, so that the proportional and derivative control can improve the dynamic characteristic of the system in the adjusting process for the controlled object with inertia or hysteresis.
In a system with allowable static error (or steady-state error), P control or PI control can be selected to ensure that the steady-state error is in an allowable range, PI control or PID control including integral control is selected for a system which needs to eliminate the steady-state error, and PD control or PID control is selected for a controlled system with hysteresis. PID control is adopted for temperature regulation in the embodiment of the invention.
According to the invention, the first temperature adjusting value is determined to be the temperature value which needs to be adjusted in the material groove through the internal environment information of the material groove, the second temperature adjusting value is determined to be the temperature value which influences the internal temperature of the material groove through the parameters of the material based on the parameter information of the material, the internal temperature of the material groove is adjusted based on the first temperature adjusting value and the second temperature adjusting value, the first temperature adjusting value can be compensated by utilizing the second temperature adjusting value, the interference of the parameter information of the material on the first temperature adjusting value is reduced, the internal environment information of the material groove and the parameter information of the material can be combined to adjust the temperature in the material groove, the accuracy and the timeliness of adjusting the temperature in the material groove are improved, and the temperature in the material groove can meet the production requirement.
Optionally, the internal environment information includes an ambient temperature, and determining the first temperature adjustment value based on the internal environment information includes:
calculating the temperature difference value between the environment temperature and a preset reference environment temperature;
determining the first temperature adjustment value based on the temperature difference value.
In the embodiment of the invention, the ambient temperature can be obtained through the temperature transmitter, the first temperature regulating value is obtained by using a PID control algorithm, illustratively, the obtained ambient temperature and the preset reference ambient temperature are subjected to difference to obtain a temperature difference value, the obtained temperature difference value is used as the input of the PID control algorithm, and according to the parameters of proportion, integration and differentiation of the PID control algorithm which are actually set, the parameter setting of the PID control algorithm is to determine the proportional coefficient, the integration time and the differentiation time of the PID controller according to the characteristics of the controlled process, the parameters when the temperature is subjected to PID control can be that the proportional coefficient is 20-60%, the integration time is 180-600 seconds, and the differentiation time is 3-180 seconds.
P of PID control mode is proportional parameter, I is integral time, D is differential time, first, P parameter and error are used to calculate basic output quantity, correction quantity is calculated according to accumulated value of error and I parameter, finally, the balance state between control point and temperature set point is found out, finally, the change speed of temperature is controlled by the change speed of temperature and D parameter to prevent drastic change of temperature. And during setting, firstly performing P regulation to invalidate the actions of I and D, observing a temperature change curve, if the change curve appears a waveform for multiple times, amplifying the proportion P parameter, and if the change curve is very gentle, reducing the proportion P parameter. After the proportion P parameter is set, an integral I parameter is set, the integral I is just opposite to the P parameter, the integral I needs to be amplified if the curve is gentle, and the integral I needs to be reduced if multiple waveforms appear. After the proportion P and the integral I are set, a differential D parameter is set, and the setting method of the differential D parameter is the same as that of the proportion P parameter.
And obtaining a first temperature adjusting value through PID operation, wherein the first temperature adjusting value can represent temperature data which needs to adjust the temperature in the material tank, so that the temperature in the material tank is kept at a preset reference environment temperature.
Optionally, the internal environment information further includes an ambient pressure, and before the determining the first temperature adjustment value based on the temperature difference value, the method further includes:
calculating a pressure difference value between the environmental pressure and a preset reference environmental pressure;
accordingly, the determining the first temperature adjustment value based on the temperature difference value comprises:
determining the first temperature adjustment value based on the temperature difference value and the pressure difference value.
In the embodiment of the invention, the change of the environmental pressure in the material tank can also reflect the change of the temperature in the material tank, when the environmental pressure in the material tank is kept at the preset reference pressure value, the temperature change in the material tank is small, the difference value calculation is carried out by utilizing the obtained environmental pressure in the material tank and the preset reference environmental pressure to obtain the pressure difference value, when steam is in the material tank, the pressure difference value can be converted into the temperature representing the pressure difference value according to the existing steam pressure-temperature comparison table, and the first temperature regulating value is determined based on the temperature difference value, illustratively, the temperature difference value obtained by the difference between the environmental temperature and the preset reference environmental temperature is taken as the input of the first PID calculation, namely the main PID control is carried out to obtain the temperature regulating value, then the temperature representing the pressure difference value and the temperature regulating value obtained after the first PID calculation are taken as the input of the second PID calculation, and carrying out second PID operation, namely auxiliary PID control to obtain a first temperature regulating value, wherein the first temperature regulating value obtained through the main PID control and the auxiliary PID control can accurately reflect the regulating degree of the internal temperature of the material tank. The PID algorithm for adjusting the pressure through the second PID operation can adopt a proportional and integral adjusting mode, namely PI control, the range of P is 30-70%, and the range of I is 24-180 seconds. The method of determining the parameters P and I is the same as the method of determining the parameters P and I for adjusting the temperature.
Optionally, the parameter information of the material includes an endothermic coefficient and a flow rate, and the determining the second temperature adjustment value based on the parameter information of the material includes:
calculating a first heat absorption capacity of the material based on the heat absorption coefficient and the flow rate;
obtaining a first temperature corresponding to the first heat absorption according to a preset heat absorption-temperature corresponding relation table;
determining the second temperature adjustment value based on the first temperature.
In the embodiment of the invention, when the material in the material tank is added into the material tank, the flow of the material can be obtained through the flow transmitter, the flow can be the mass of the material flowing through the material in unit time, the material in the material tank can be a compound fertilizer, the compound fertilizer is composed of a plurality of fertilizers according to different proportions, the compound fertilizer completing the proportions can be conveyed into the material tank through a conveying belt, but because the heat absorption coefficients of the plurality of fertilizers in the compound fertilizer are different, after the compound fertilizer is added into the material tank, the heat absorbed by the different kinds of fertilizers is different, so that the temperature in the material tank is changed greatly, deviation is generated when the temperature in the material tank is adjusted, in order to reduce the influence of the heat absorption coefficients of the material on the temperature in the material tank, the first heat absorption quantity of the material can be calculated according to the heat absorption coefficients and the flow of the material, and according to a preset corresponding relation table of the heat absorption quantity and the temperature, a first temperature corresponding to the first heat absorption amount is determined, and a second temperature adjustment value is determined based on the first temperature. For example, the weight of each fertilizer can be determined according to the proportion of each fertilizer in the compound fertilizer and the heat absorption coefficient of each fertilizer, the heat absorption coefficient c of the compound fertilizer is determined by using a weighted average method, or the heating coefficient c of the compound fertilizer is obtained according to a method of obtaining an average value of the heat absorption coefficients of a plurality of fertilizers, the flow f of the compound fertilizer is obtained by using a flow transmitter, the temperature difference Δ t between two states after the compound fertilizer is not added into a material tank and is added into the material tank is stable is calculated, the heat absorption quantity Q of the compound fertilizer is obtained according to a formula Q-kcf Δ t, wherein k is a known constant, the first temperature of the temperature change of the material tank caused by the heat absorption quantity Q is determined according to a corresponding relation table of the heat absorption quantity-temperature difference of the compound fertilizer, and finally the first temperature can be used as a second temperature adjustment value. The process can be realized by utilizing a first feedforward control algorithm, illustratively, a second temperature regulating value is obtained by taking the heat absorption coefficient and the flow of the compound fertilizer as input through the first feedforward control algorithm. According to the embodiment of the invention, the second temperature adjusting value can be determined through the heat absorption coefficient and the flow of the material, the second temperature adjusting value is combined with the first temperature adjusting value to adjust the material tank, the influence of the heat absorption coefficient of the material on the first temperature adjusting value can be reduced, and the temperature of the material tank can be accurately adjusted.
Optionally, before the determining the second temperature adjustment value based on the first temperature, the method further includes:
calculating a flow difference value between the flow and a preset reference flow of the material;
calculating a second heat absorption capacity of the material based on the heat absorption coefficient and the flow difference;
obtaining a second temperature corresponding to the second heat absorption according to the heat absorption-temperature correspondence table;
accordingly, the determining the second temperature adjustment value based on the first temperature comprises:
determining the second temperature adjustment value based on the first temperature and the second temperature.
In the embodiment of the invention, the change of the flow of the material can cause the change of the temperature in the material tank, and the accuracy of the temperature regulation in the material tank is influenced. The flow rate of a reference can be preset, difference operation is carried out on the obtained flow rate and the preset reference flow rate to obtain a flow rate difference value, the second heat absorption quantity of the material is calculated according to the heat absorption coefficient and the flow rate difference value, the second temperature corresponding to the second heat absorption quantity is obtained according to a preset heat absorption quantity-temperature corresponding relation table, and the second temperature adjusting value is determined according to the first temperature and the second temperature. The second temperature may be obtained by using a second feedforward control, and for example, the second temperature may be obtained by using the endothermic coefficient and the flow difference value of the material as inputs of the feedforward control and performing a second feedforward control operation. The process of determining the second temperature adjustment value according to the first temperature and the second temperature may be to obtain the first temperature through a first feedforward control algorithm, obtain the second temperature through a second feedforward control algorithm, compensate the first temperature adjustment value by a value obtained by adding the first temperature and the second temperature, and adjust the internal temperature of the material tank according to the compensation value.
Referring to fig. 2, fig. 2 is a control schematic diagram illustrating a method for adjusting an internal temperature of a material tank according to an embodiment of the present invention, which is described in detail as follows: a process of adjusting the internal temperature of the material tank based on the first temperature adjustment value and the second temperature adjustment value, illustratively, the control principle is that the obtained ambient temperature of the material tank and a preset reference ambient temperature are differed to obtain a temperature difference value, the temperature difference value is used as an input of a first PID control operation, after the first PID control operation, an obtained output is compensated by a first feedforward control which inputs an endothermic coefficient and a flow as parameters to obtain a first compensation value, the first compensation value is compensated by a second feedforward control which inputs the endothermic coefficient and the flow difference as parameters to obtain a second compensation value, a pressure difference value between the ambient pressure and the preset reference ambient pressure and the second compensation value are used as inputs of a second PID control operation, after the second PID control operation, an adjustment quantity of the internal temperature of the material tank is obtained, the internal temperature of the material tank is adjusted according to the adjustment quantity, the process is feedforward-cascade control, wherein the first PID control is a main control for controlling temperature, a main parameter is ambient temperature in a material tank, the second PID control is an auxiliary control for utilizing pressure, the auxiliary parameter is ambient pressure, the first feedforward compensates disturbance of a heat absorption coefficient, and the second feedforward compensates disturbance of a flow difference value of a material.
Exemplarily, the device that adjusts is carried out the inside temperature of material groove according to the regulating variable transmits to the valve locator after converting the regulating variable into the signal of telecommunication, this valve locator can be with received signal of telecommunication transformation gas signal, valve locator and two-position five-way solenoid valve are connected for receive the air supply that two-position five-way solenoid valve provided, the material groove heats through the heating steam in the steam conduit, steam conduit input is to the material inslot, be provided with the steam valve on the steam conduit, in order to control the flow of heating steam, the steam valve is opened the bigger, the more the heating steam to the material inslot is carried, the faster the temperature rise in the material inslot, otherwise, the slower the temperature rise in the material inslot. The gas signal of the valve positioner controls the opening degree of the steam valve, when the adjustment quantity is large, the opening degree of the steam valve is large, and when the adjustment quantity is small, the opening degree of the steam valve is small.
It should be understood that, the sequence numbers of the steps in the foregoing embodiments do not imply an execution sequence, and the execution sequence of each process should be determined by its function and inherent logic, and should not constitute any limitation to the implementation process of the embodiments of the present invention.
The following are embodiments of the apparatus of the invention, reference being made to the corresponding method embodiments described above for details which are not described in detail therein.
Referring to fig. 3, fig. 3 is a schematic structural diagram illustrating an adjusting device for an internal temperature of a material tank according to an embodiment of the present invention, and for convenience of description, only portions related to the embodiment of the present invention are shown, and detailed descriptions are as follows: the details are as follows:
as shown in fig. 3, the adjusting device 3 includes:
an obtaining module 310, configured to obtain the material tank information, where the material tank information includes internal environment information of the material tank and parameter information of a material contained in the material tank;
a first temperature adjustment value determining module 320 for determining a first temperature adjustment value based on the internal environment information;
a second temperature adjustment value determining module 330, configured to determine a second temperature adjustment value based on the parameter information of the material;
and the adjusting module 340 is configured to adjust the internal temperature of the material tank based on the first temperature adjustment value and the second temperature adjustment value.
In the embodiment of the present invention, the accuracy of adjusting the temperature inside the material tank can be improved by the adjusting device 3 for the internal temperature of the physical tank, which is formed by the obtaining module 310, the first temperature adjustment value determining module 320, the second temperature adjustment value determining module 330, and the adjusting module 340.
Optionally, the internal environment information includes an ambient temperature, and the first temperature adjustment value determining module 320 includes:
the temperature difference value calculating unit is used for calculating the temperature difference value between the environment temperature and a preset reference environment temperature;
a first temperature adjustment value determination unit to determine the first temperature adjustment value based on the temperature difference value.
Optionally, the internal environment information further includes an ambient pressure, and the first temperature adjustment value determining module 320 further includes:
the pressure difference value calculating unit is used for calculating the pressure difference value between the environmental pressure and a preset reference environmental pressure;
correspondingly, the first temperature adjustment value determination unit is further configured to:
determining the first temperature adjustment value based on the temperature difference value and the pressure difference value.
Optionally, the parameter information of the material includes an endothermic coefficient and a flow rate, and the second temperature adjustment value determining module 330 includes:
a first heat absorption amount calculation unit for calculating a first heat absorption amount of the material based on the endothermic coefficient and the flow rate;
the first temperature determining unit is used for obtaining a first temperature corresponding to the first heat absorption amount according to a preset heat absorption amount-temperature corresponding relation table;
a second temperature adjustment value determination unit for determining the second temperature adjustment value based on the first temperature.
Optionally, the second temperature adjustment value determining module 330 further includes:
the flow difference value calculating unit is used for calculating a flow difference value between the flow and a preset reference flow of the material;
a second absorption amount calculation unit for calculating a second heat absorption amount of the material based on the heat absorption coefficient and the flow difference value;
a second temperature calculation unit, configured to obtain a second temperature corresponding to the second heat absorption amount according to the heat absorption amount-temperature correspondence table;
correspondingly, the second temperature adjustment value determination unit is further configured to:
determining the second temperature adjustment value based on the first temperature and the second temperature.
Fig. 4 is a schematic diagram of a terminal according to an embodiment of the present invention. As shown in fig. 4, the terminal 4 of this embodiment includes: a processor 40, a memory 41 and a computer program 42 stored in said memory 41 and executable on said processor 40. The processor 40 executes the computer program 42 to implement the steps in the above-described embodiment of the method for adjusting the internal temperature of each material tank, for example, steps 101 to 104 shown in fig. 1. Alternatively, the processor 40, when executing the computer program 42, implements the functions of the modules/units in the above-mentioned device embodiments, such as the functions of the units 310 to 340 shown in fig. 3.
Illustratively, the computer program 42 may be partitioned into one or more modules/units that are stored in the memory 41 and executed by the processor 40 to implement the present invention. The one or more modules/units may be a series of computer program instruction segments capable of performing specific functions, which are used to describe the execution of the computer program 42 in the terminal 4. For example, the computer program 42 may be divided into an acquisition module, a first temperature adjustment value determination module, a second temperature adjustment value determination module, and an adjustment module, each module having the following specific functions:
the acquisition module is used for acquiring the material tank information, wherein the material tank information comprises internal environment information of the material tank and parameter information of materials contained in the material tank;
a first temperature adjustment value determination module for determining a first temperature adjustment value based on the internal environment information;
the second temperature adjusting value determining module is used for determining a second temperature adjusting value based on the parameter information of the material;
and the adjusting module is used for adjusting the internal temperature of the material tank based on the first temperature adjusting value and the second temperature adjusting value.
The terminal 4 may be a desktop computer, a notebook, a palm computer, a cloud server, or other computing devices. The terminal may include, but is not limited to, a processor 40, a memory 41. Those skilled in the art will appreciate that fig. 4 is only an example of a terminal 4 and does not constitute a limitation of terminal 4 and may include more or less components than those shown, or some components in combination, or different components, for example, the terminal may also include input output devices, network access devices, buses, etc.
The Processor 40 may be a Central Processing Unit (CPU), other general purpose Processor, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), a Field Programmable Gate Array (FPGA) or other Programmable logic device, discrete Gate or transistor logic, discrete hardware components, etc. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
The memory 41 may be an internal storage unit of the terminal 4, such as a hard disk or a memory of the terminal 4. The memory 41 may also be an external storage device of the terminal 4, such as a plug-in hard disk, a Smart Media Card (SMC), a Secure Digital (SD) Card, a Flash memory Card (Flash Card) and the like provided on the terminal 4. Further, the memory 41 may also include both an internal storage unit and an external storage device of the terminal 4. The memory 41 is used for storing the computer program and other programs and data required by the terminal. The memory 41 may also be used to temporarily store data that has been output or is to be output.
A fourth aspect of the embodiments of the present invention provides a computer-readable storage medium storing a computer program that, when executed by a processor, implements the steps in the above-described method embodiments of adjusting the internal temperature of each material tank.
The computer-readable storage medium stores a computer program 42, where the computer program 42 includes program instructions, and the program instructions, when executed by the processor 40, implement all or part of the processes in the method of the embodiments, and may also be implemented by the computer program 42 instructing associated hardware, and the computer program 42 may be stored in a computer-readable storage medium, and the computer program 42, when executed by the processor 40, may implement the steps of the method embodiments. The computer program 42 comprises, inter alia, computer program code, which may be in the form of source code, object code, an executable file or some intermediate form. The computer readable medium may include: any entity or device capable of carrying computer program code, recording medium, U.S. disk, removable hard disk, magnetic disk, optical disk, computer Memory, Read-Only Memory (ROM), Random Access Memory (RAM), electrical carrier wave signals, telecommunications signals, software distribution media, and the like. It should be noted that the computer readable medium may include any suitable increase or decrease as required by legislation and patent practice in the jurisdiction, for example, in some jurisdictions, computer readable media may not include electrical carrier signals and telecommunications signals in accordance with legislation and patent practice.
The computer readable storage medium may be an internal storage unit of the terminal of any of the foregoing embodiments, for example, a hard disk or a memory of the terminal. The computer readable storage medium may also be an external storage device of the terminal, such as a plug-in hard disk provided on the terminal, a Smart Media Card (SMC), a Secure Digital (SD) Card, a Flash memory Card (Flash Card), and the like. Further, the computer-readable storage medium may also include both an internal storage unit and an external storage device of the terminal. The computer-readable storage medium is used for storing a computer program and other programs and data required by the terminal. The computer-readable storage medium may also be used to temporarily store data that has been output or is to be output.
It should be understood that, the sequence numbers of the steps in the foregoing embodiments do not imply an execution sequence, and the execution sequence of each process should be determined by its function and inherent logic, and should not constitute any limitation to the implementation process of the embodiments of the present invention.
It will be apparent to those skilled in the art that, for convenience and brevity of description, only the above-mentioned division of the functional units and modules is illustrated, and in practical applications, the above-mentioned function distribution may be performed by different functional units and modules according to needs, that is, the internal structure of the apparatus is divided into different functional units or modules to perform all or part of the above-mentioned functions. Each functional unit and module in the embodiments may be integrated in one processing unit, or each unit may exist alone physically, or two or more units are integrated in one unit, and the integrated unit may be implemented in a form of hardware, or in a form of software functional unit. In addition, specific names of the functional units and modules are only for convenience of distinguishing from each other, and are not used for limiting the protection scope of the present application. The specific working processes of the units and modules in the system may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and reference may be made to the related descriptions of other embodiments for parts that are not described or illustrated in a certain embodiment.
Those of ordinary skill in the art will appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware or combinations of computer software and electronic hardware. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the implementation. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.
In the embodiments provided in the present invention, it should be understood that the disclosed apparatus/terminal and method may be implemented in other ways. For example, the above-described apparatus/terminal embodiments are merely illustrative, and for example, the division of the modules or units is only one logical division, and there may be other divisions when actually implemented, for example, a plurality of units or components may be combined or may be integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The integrated modules/units, if implemented in the form of software functional units and sold or used as separate products, may be stored in a computer readable storage medium. Based on such understanding, all or part of the flow of the method according to the embodiments of the present invention may also be implemented by a computer program, which may be stored in a computer-readable storage medium, and when the computer program is executed by a processor, the steps of the method embodiments may be implemented. Wherein the computer program comprises computer program code, which may be in the form of source code, object code, an executable file or some intermediate form, etc. The computer-readable medium may include: any entity or device capable of carrying the computer program code, recording medium, usb disk, removable hard disk, magnetic disk, optical disk, computer Memory, Read-Only Memory (ROM), Random Access Memory (RAM), electrical carrier wave signals, telecommunications signals, software distribution medium, and the like. It should be noted that the computer readable medium may contain other components which may be suitably increased or decreased as required by legislation and patent practice in jurisdictions, for example, in some jurisdictions, computer readable media which may not include electrical carrier signals and telecommunications signals in accordance with legislation and patent practice.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.
Claims (10)
1. A method for adjusting the internal temperature of a material tank, characterized in that the method comprises:
acquiring the material tank information, wherein the material tank information comprises internal environment information of the material tank and parameter information of materials contained in the material tank;
determining a first temperature adjustment value based on the internal environment information;
determining a second temperature adjustment value based on the parameter information of the material;
and adjusting the internal temperature of the material tank based on the first temperature adjustment value and the second temperature adjustment value.
2. The method for adjusting the internal temperature of the material tank according to claim 1, wherein the internal environment information includes an ambient temperature, and wherein determining the first temperature adjustment value based on the internal environment information includes:
calculating the temperature difference value between the environment temperature and a preset reference environment temperature;
determining the first temperature adjustment value based on the temperature difference value.
3. The method for adjusting the internal temperature of a material tank according to claim 2, wherein the internal environment information further comprises an ambient pressure, and further comprising, before the determining the first temperature adjustment value based on the temperature difference value:
calculating a pressure difference value between the environmental pressure and a preset reference environmental pressure;
accordingly, the determining the first temperature adjustment value based on the temperature difference value comprises:
determining the first temperature adjustment value based on the temperature difference value and the pressure difference value.
4. The method for adjusting the internal temperature of the material tank according to any one of claims 1 to 3, wherein the parameter information of the material includes an endothermic coefficient and a flow rate, and the determining the second temperature adjustment value based on the parameter information of the material includes:
calculating a first heat absorption capacity of the material based on the heat absorption coefficient and the flow rate;
obtaining a first temperature corresponding to the first heat absorption according to a preset heat absorption-temperature corresponding relation table;
determining the second temperature adjustment value based on the first temperature.
5. The method for adjusting the internal temperature of a material tank according to claim 4, characterized in that it further comprises, before said determining of said second temperature adjustment value based on said first temperature:
calculating a flow difference value between the flow and a preset reference flow of the material;
calculating a second heat absorption capacity of the material based on the heat absorption coefficient and the flow difference;
obtaining a second temperature corresponding to the second heat absorption according to the heat absorption-temperature correspondence table;
accordingly, the determining the second temperature adjustment value based on the first temperature comprises:
determining the second temperature adjustment value based on the first temperature and the second temperature.
6. An adjusting device of the inside temperature of material groove, its characterized in that, adjusting device includes:
the acquisition module is used for acquiring the material tank information, wherein the material tank information comprises internal environment information of the material tank and parameter information of materials contained in the material tank;
a first temperature adjustment value determination module for determining a first temperature adjustment value based on the internal environment information;
the second temperature adjusting value determining module is used for determining a second temperature adjusting value based on the parameter information of the material;
and the adjusting module is used for adjusting the internal temperature of the material tank based on the first temperature adjusting value and the second temperature adjusting value.
7. The apparatus for adjusting an internal temperature of a material tank according to claim 6, wherein the internal environment information includes an ambient temperature, and the first temperature adjustment value determining module includes:
the temperature difference value calculating unit is used for calculating the temperature difference value between the environment temperature and a preset reference environment temperature;
a first temperature adjustment value determination unit to determine the first temperature adjustment value based on the temperature difference value.
8. The apparatus for adjusting an internal temperature of a material tank according to claim 7, wherein the internal environment information further includes an ambient pressure, and the first temperature adjustment value determining module further includes:
the pressure difference value calculating unit is used for calculating the pressure difference value between the environmental pressure and a preset reference environmental pressure;
correspondingly, the first temperature adjustment value determination unit is further configured to:
determining the first temperature adjustment value based on the temperature difference value and the pressure difference value.
9. A terminal comprising a memory, a processor and a computer program stored in said memory and executable on said processor, characterized in that said processor, when executing said computer program, carries out the steps of the method for adjusting the internal temperature of a material tank according to any one of claims 1 to 5 above.
10. A computer-readable storage medium, in which a computer program is stored, which computer program, when being executed by a processor, carries out the steps of the method for adjusting the internal temperature of a material tank according to any one of the preceding claims 1 to 5.
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| CN201910941988.4A CN112578830B (en) | 2019-09-30 | 2019-09-30 | Adjusting method and adjusting device for internal temperature of material tank and terminal |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB899334A (en) * | 1959-03-31 | 1962-06-20 | Werkspoor Nv | Improvements in or relating to thermal regenerators |
| CN102362029A (en) * | 2009-08-24 | 2012-02-22 | 阿文戈亚生物能源新技术公司 | Method for producing ethanol and co-products from cellulosic biomass |
| CN102405379A (en) * | 2009-06-09 | 2012-04-04 | 三照普燃料公司 | Systems and methods for solar-thermal gasification of biomass |
| US20120184632A1 (en) * | 2009-07-08 | 2012-07-19 | Foster Wheeler Italiana S.R.L. | Synthesis gas methanation process and apparatus |
| US20120241677A1 (en) * | 2009-06-09 | 2012-09-27 | Sundrop Fuels, Inc. | Various methods and apparatuses for a radiant-heat driven chemical reactor |
| US20170067656A1 (en) * | 2015-09-09 | 2017-03-09 | Fimcim S.P.A | Conditioning and/or heating plant and process of controlling the same plant |
| EP3181221A1 (en) * | 2015-12-16 | 2017-06-21 | Fluitec Invest AG | Method for monitoring a chemical reaction and a reactor |
| US20190017949A1 (en) * | 2016-01-26 | 2019-01-17 | Shinwa Controls Co., Ltd | Temperature control system, temperature control device and refrigeration device |
| CN109932899A (en) * | 2017-12-15 | 2019-06-25 | 蓝星（北京）技术中心有限公司 | The optimal control method and system of reaction temperature in chemical products production |
| CN209372830U (en) * | 2018-12-21 | 2019-09-10 | 陕西瑞奇生物科技有限公司 | A kind of reactor that temperature humidity is controllable |
-
2019
- 2019-09-30 CN CN201910941988.4A patent/CN112578830B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB899334A (en) * | 1959-03-31 | 1962-06-20 | Werkspoor Nv | Improvements in or relating to thermal regenerators |
| CN102405379A (en) * | 2009-06-09 | 2012-04-04 | 三照普燃料公司 | Systems and methods for solar-thermal gasification of biomass |
| US20120241677A1 (en) * | 2009-06-09 | 2012-09-27 | Sundrop Fuels, Inc. | Various methods and apparatuses for a radiant-heat driven chemical reactor |
| US20120184632A1 (en) * | 2009-07-08 | 2012-07-19 | Foster Wheeler Italiana S.R.L. | Synthesis gas methanation process and apparatus |
| CN102362029A (en) * | 2009-08-24 | 2012-02-22 | 阿文戈亚生物能源新技术公司 | Method for producing ethanol and co-products from cellulosic biomass |
| US20170067656A1 (en) * | 2015-09-09 | 2017-03-09 | Fimcim S.P.A | Conditioning and/or heating plant and process of controlling the same plant |
| EP3181221A1 (en) * | 2015-12-16 | 2017-06-21 | Fluitec Invest AG | Method for monitoring a chemical reaction and a reactor |
| US20190017949A1 (en) * | 2016-01-26 | 2019-01-17 | Shinwa Controls Co., Ltd | Temperature control system, temperature control device and refrigeration device |
| CN109932899A (en) * | 2017-12-15 | 2019-06-25 | 蓝星（北京）技术中心有限公司 | The optimal control method and system of reaction temperature in chemical products production |
| CN209372830U (en) * | 2018-12-21 | 2019-09-10 | 陕西瑞奇生物科技有限公司 | A kind of reactor that temperature humidity is controllable |
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| CN112578830B (en) | 2022-06-21 |
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