Temperature control method and system for multi-channel solid phase enrichment device

Abstract

The invention relates to the technical field of temperature control, and discloses a temperature control method and system for a multichannel solid-phase enrichment device, and the method comprises the steps: determining a to-be-heated control channel in the multichannel solid-phase enrichment device, dividing the to-be-heated control channel into a plurality of temperature detection regions, carrying out the numerical analysis of the real-time temperature values of the temperature detection regions, judging the heating control type, and carrying out the heating control. When the control channel to be heated is in cooperative heating control, the real-time temperature values are subjected to set division, and cooperative heating power is set; when the to-be-heated control channel is in dispersive heating control, dispersive heating power is set according to the real-time temperature value; an external real-time temperature value of the temperature detection area is collected, and a heat conduction loss value is calculated; and according to the heat conduction loss value, a heating optimization coefficient is set, and the collaborative heating power or the dispersive heating power is optimized. Intelligent temperature control over the multi-channel solid phase enrichment device is achieved, the heating control precision and control efficiency are guaranteed, the heating uniformity and low delay are guaranteed, and the product quality is improved.

Description

Technical Field

[0001] The present invention relates to the field of temperature control technology, and in particular to a temperature control method and system for a multi-channel solid phase enrichment device. Background Art

[0002] A multichannel solid-phase enrichment device is an advanced laboratory device used to improve sample processing efficiency and precision. This device integrates multiple solid-phase extraction columns, each capable of independent operation, making experimental processes more flexible and efficient. Overall, multichannel solid-phase enrichment devices, with their high efficiency and precision, are playing an increasingly important role in modern analytical laboratories. By adopting this advanced technology, researchers and laboratory technicians can process samples more efficiently, thereby accelerating research progress and improving research quality.

[0003] Temperature heating control of a multi-channel solid-phase enrichment device is one of its core functions. The existing technology for temperature heating control of a multi-channel solid-phase enrichment device mainly includes a PID algorithm. Under a given temperature setting value, the deviation between the actual value and the given value is calculated, and the output signal is obtained and executed through proportional-differential-integral calculation. Although the traditional PID algorithm has certain applicability for multi-channel solid-phase enrichment devices, with the improvement of production requirements, the traditional PID control algorithm is often difficult to meet the needs of fast response and precise control when performing heating temperature control, and there are problems such as temperature deviation, temperature fluctuation and instability. Summary of the Invention

[0004] In view of this, the present invention proposes a temperature control method and system for a multi-channel solid-phase enrichment device, aiming to solve the problem that the current technology cannot accurately control the heating temperature, resulting in large errors and instability in the heating temperature control, affecting the production process and product quality.

[0005] The present invention provides a temperature control method for a multi-channel solid phase enrichment device, comprising: Determining a control channel to be heated in a multi-channel solid phase enrichment device, dividing the control channel to be heated into a plurality of temperature detection areas, and detecting a real-time temperature value of each temperature detection area respectively; Performing numerical analysis on all real-time temperature values, and determining a heating control type of the control channel to be heated based on the analysis result, wherein the heating control type includes collaborative heating control and decentralized heating control; When it is determined that the control channel to be heated is in cooperative heating control, all real-time temperature values are divided into sets, and the cooperative heating power of the heating element is set according to the divided sets; When it is determined that the control channel to be heated is in decentralized heating control, the decentralized heating power of the heating element is set according to the relationship between the real-time temperature value and the target heating temperature value; Collecting the external real-time temperature value of each temperature detection area, and calculating the heat conduction loss value of the control channel to be heated according to the external real-time temperature value and the real-time temperature value; A heating optimization coefficient of the heating element is set according to the thermal conductivity loss value, and the cooperative heating power or the decentralized heating power is optimized according to the heating optimization coefficient.

[0006] Furthermore, when performing numerical analysis on all real-time temperature values and determining the heating control type of the control channel to be heated based on the analysis result, the method includes: Perform numerical analysis on all real-time temperature values to determine the maximum and minimum real-time temperature values; Calculating a first real-time temperature difference between the maximum real-time temperature value and the minimum real-time temperature value; When the first real-time temperature difference is less than or equal to the preset real-time temperature difference, it is determined that the cooperative heating control is performed on the control channel to be heated; When the first real-time temperature difference is greater than a preset real-time temperature difference, all real-time temperature values are sorted based on the numerical value analysis result, the minimum real-time temperature value is deleted, and a temperature value sequence is obtained according to the remaining real-time temperature values; sequentially calculating the adjacent temperature difference between every two adjacent real-time temperature values in the temperature value sequence, and constructing an adjacent temperature difference sequence; Calculating a second real-time temperature difference between the minimum real-time temperature value and the last real-time temperature value in the temperature value sequence; Traversing the second real-time temperature difference value in the adjacent temperature difference value sequence, and determining whether there is an adjacent temperature difference value identical to the second real-time temperature difference value in the adjacent temperature difference value sequence, If so, it is determined that the control channel to be heated is to be subjected to cooperative heating control; If not, it is determined that decentralized heating control is performed on the control channel to be heated.

[0007] Furthermore, when all the real-time temperature values are divided into sets and the cooperative heating power of the heating element is set according to the divided sets, it includes: Sort all real-time temperature values by numerical value, calculate the adjacent temperature difference between every two adjacent real-time temperature values in sequence, and construct a second adjacent temperature difference sequence; Extracting a minimum adjacent temperature difference from the second adjacent temperature difference sequence, and determining a first adjacent real-time temperature value and a second adjacent real-time temperature value corresponding to the minimum adjacent temperature difference, wherein the first adjacent real-time temperature value is less than the second adjacent real-time temperature value; generating a first real-time temperature set according to the real-time temperature values between the maximum real-time temperature value and the first adjacent real-time temperature values; generating a second real-time temperature set according to the real-time temperature values between the minimum real-time temperature value and the second adjacent real-time temperature values; Calculating a comprehensive heating factor of the control channel to be heated according to the first real-time temperature set and the second real-time temperature set; The cooperative heating power of the heating element is set based on the comprehensive heating factor.

[0008] Furthermore, when calculating the comprehensive heating factor of the control channel to be heated according to the first real-time temperature set and the second real-time temperature set, the method includes: Calculating a first real-time temperature average of the first real-time temperature set and a second real-time temperature average of the second real-time temperature set; The comprehensive heating factor of the control channel to be heated is calculated according to the following formula: ; Where a is the comprehensive heating factor of the control channel to be heated, y1 is the calculation coefficient corresponding to the first real-time temperature set, n is the number of real-time temperature values in the first real-time temperature set, d i is the i-th real-time temperature value in the first real-time temperature set, E1 is the average value of the first real-time temperature, y2 is the calculation coefficient corresponding to the second real-time temperature set, m is the number of real-time temperature values in the second real-time temperature set, f j is the jth real-time temperature value in the second real-time temperature set, and E2 is the second real-time temperature average value.

[0009] Furthermore, when the cooperative heating power of the heating element is set based on the comprehensive heating factor, it includes: presetting a first preset comprehensive heating factor and a second preset comprehensive heating factor; Presetting a first preset cooperative heating power, a second preset cooperative heating power, and a third preset cooperative heating power; When the comprehensive heating factor is less than the first preset comprehensive heating factor, the cooperative heating power of the heating element is set to the third preset cooperative heating power; When the comprehensive heating factor is greater than or equal to the first preset comprehensive heating factor and less than the second preset comprehensive heating factor, the cooperative heating power of the heating element is set to the second preset cooperative heating power; When the comprehensive heating factor is greater than or equal to the second preset comprehensive heating factor, the cooperative heating power of the heating element is set to the third preset cooperative heating power.

[0010] Furthermore, when the decentralized heating power of the heating element is set according to the relationship between the real-time temperature value and the target heating temperature value, the method includes: Calculating a heating temperature difference between the real-time temperature value and the target heating temperature value; Presetting a first preset heating temperature difference and a second preset heating temperature difference; presetting a first preset decentralized heating power, a second preset decentralized heating power, and a third preset decentralized heating power; When the heating temperature difference is less than the first preset heating temperature difference, the decentralized heating power of the heating element is set to the first preset decentralized heating power; When the heating temperature difference is greater than or equal to the first preset heating temperature difference and less than the second preset heating temperature difference, the decentralized heating power of the heating element is set to the second preset decentralized heating power; When the heating temperature difference is greater than or equal to the second preset heating temperature difference, the decentralized heating power of the heating element is set to the third preset decentralized heating power.

[0011] Furthermore, when collecting the external real-time temperature value of each temperature detection area and calculating the heat conduction loss value of the control channel to be heated according to the external real-time temperature value and the real-time temperature value, it includes: Calculate the internal and external temperature differences between all external real-time temperature values and real-time temperature values; Collecting characteristic information of the control channel to be heated, wherein the characteristic information includes the wall thickness and wall density of the control channel to be heated; The heat loss value of the control channel to be heated is calculated according to the following formula: ; Where G is the heat loss value of the control channel to be heated, p is the wall thickness of the control channel to be heated, h is the wall density of the control channel to be heated, r is the number of internal and external temperature differences, T s is the sth internal and external temperature difference.

[0012] Furthermore, when setting the heating optimization coefficient of the heating element according to the thermal conductivity loss value, it includes: Presetting a first preset thermal conductivity loss value and a second preset thermal conductivity loss value; A first preset heating optimization coefficient w1, a second preset heating optimization coefficient w2, and a third preset heating optimization coefficient w3 are preset, and 0.8<w1<w2<w3<1.2; When the heat conduction loss value is less than the first preset heat conduction loss value, the heating optimization coefficient of the heating element is set to the first preset heating optimization coefficient w1; When the thermal conductivity loss value is greater than or equal to the first preset thermal conductivity loss value and less than the second preset thermal conductivity loss value, the heating optimization coefficient of the heating element is set to the second preset heating optimization coefficient w2; When the heat conduction loss value is greater than or equal to the second preset heat conduction loss value, the heating optimization coefficient of the heating element is set to the third preset heating optimization coefficient w3.

[0013] Furthermore, it also includes: Obtaining a heating time plan for the control channel to be heated; The heating state of the heating element is monitored in real time, and when the monitoring result meets the preset requirements, a continuous heating reminder is issued until the heating time meets the heating time plan; When the monitoring results do not meet the preset requirements, an early warning reminder will be issued.

[0014] Compared with the prior art, the present invention has the following beneficial effects: The present invention discloses a temperature control method and system for a multi-channel solid-phase enrichment device. The method determines a control channel to be heated in the multi-channel solid-phase enrichment device and divides it into several temperature detection areas. The real-time temperature values in the temperature detection areas are numerically analyzed to determine the type of heating control. When the control channel to be heated is in collaborative heating control, the real-time temperature values are collectively divided and the collaborative heating power is set. When the control channel to be heated is in decentralized heating control, the decentralized heating power is set according to the real-time temperature values. The external real-time temperature values of the temperature detection areas are collected and the thermal conductivity loss value is calculated. The heating optimization coefficient is set according to the thermal conductivity loss value, and the collaborative heating power or decentralized heating power is optimized. The method realizes intelligent temperature control of the multi-channel solid-phase enrichment device, ensures heating control accuracy and control efficiency, ensures heating uniformity and low latency, and improves product quality.

[0015] On the other hand, the present application also provides a temperature control system for a multi-channel solid phase enrichment device, comprising: The first module is used to determine the control channel to be heated in the multi-channel solid phase enrichment device, divide the control channel to be heated into several temperature detection areas, and respectively detect the real-time temperature value of each temperature detection area; The second module is used to perform numerical analysis on all real-time temperature values and determine the heating control type of the control channel to be heated based on the analysis results, wherein the heating control type includes collaborative heating control and decentralized heating control; The third module is configured to divide all real-time temperature values into sets when it is determined that the control channel to be heated is in cooperative heating control, and to set the cooperative heating power of the heating element according to the divided sets; The fourth module is configured to set the decentralized heating power of the heating element according to the relationship between the real-time temperature value and the target heating temperature value when it is determined that the control channel to be heated is decentralized heating control; The fifth module is used to collect the external real-time temperature value of each temperature detection area, and calculate the heat conduction loss value of the control channel to be heated according to the external real-time temperature value and the real-time temperature value; The sixth module is used to set the heating optimization coefficient of the heating element according to the thermal conductivity loss value, and optimize the collaborative heating power or the decentralized heating power according to the heating optimization coefficient.

[0016] It is understandable that the temperature control system and method for the multi-channel solid phase enrichment device provided above have the same beneficial effects and will not be described in detail here. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Various other advantages and benefits will become apparent to those skilled in the art upon reading the detailed description of the preferred embodiment below. The accompanying drawings are for illustration purposes only and are not to be considered as limiting the present invention. The same reference symbols are used throughout the drawings to represent the same components. In the drawings: Figure 1 A schematic flow chart of a temperature control method for a multi-channel solid phase enrichment device according to an embodiment of the present invention; Figure 2 This is a schematic structural diagram of a temperature control system for a multi-channel solid phase enrichment device provided in an embodiment of the present invention. DETAILED DESCRIPTION

[0018] Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. Although exemplary embodiments of the present disclosure are shown in the accompanying drawings, it should be understood that the present disclosure can be implemented in various forms and should not be limited by the embodiments set forth herein. On the contrary, these embodiments are provided to enable a more thorough understanding of the present disclosure and to fully convey the scope of the present disclosure to those skilled in the art. It should be noted that, unless there is a conflict, the embodiments of the present disclosure and the features in the embodiments can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

[0019] like Figure 1 As shown, in some embodiments of the present application, this embodiment provides a temperature control method for a multi-channel solid phase enrichment device, comprising: S110: determining a control channel to be heated in a multi-channel solid phase enrichment device, dividing the control channel to be heated into a plurality of temperature detection areas, and detecting a real-time temperature value of each temperature detection area respectively; In this embodiment, the multi-channel solid phase enrichment device has 2, 4, 6 or 8 channels, and the control channel to be heated is one of them.

[0020] In this embodiment, the real-time temperature value may be detected based on a temperature detection instrument. The real-time temperature value here refers to the internal real-time temperature value of the control channel to be heated.

[0021] S120: performing numerical analysis on all real-time temperature values, and determining a heating control type of the control channel to be heated based on the analysis result, wherein the heating control type includes collaborative heating control and decentralized heating control; In some embodiments of the present application, when performing numerical analysis on all real-time temperature values and determining the heating control type of the control channel to be heated based on the analysis results, the following steps are included: Perform numerical analysis on all real-time temperature values to determine the maximum and minimum real-time temperature values; Calculating a first real-time temperature difference between the maximum real-time temperature value and the minimum real-time temperature value; When the first real-time temperature difference is less than or equal to the preset real-time temperature difference, it is determined that the cooperative heating control is performed on the control channel to be heated; When the first real-time temperature difference is greater than a preset real-time temperature difference, all real-time temperature values are sorted based on the numerical value analysis result, the minimum real-time temperature value is deleted, and a temperature value sequence is obtained according to the remaining real-time temperature values; sequentially calculating the adjacent temperature difference between every two adjacent real-time temperature values in the temperature value sequence, and constructing an adjacent temperature difference sequence; Calculating a second real-time temperature difference between the minimum real-time temperature value and the last real-time temperature value in the temperature value sequence; Traversing the second real-time temperature difference value in the adjacent temperature difference value sequence, and determining whether there is an adjacent temperature difference value identical to the second real-time temperature difference value in the adjacent temperature difference value sequence, If so, it is determined that the control channel to be heated is to be subjected to cooperative heating control; If not, it is determined that decentralized heating control is performed on the control channel to be heated.

[0022] In this embodiment, the preset real-time temperature difference is preferably 5°C.

[0023] In this embodiment, the cooperative heating control refers to temperature control of the entire control channel to be heated.

[0024] In this embodiment, the decentralized heating control refers to performing independent temperature control on each temperature detection area.

[0025] In this embodiment, the last real-time temperature value in the temperature value sequence is the smallest real-time temperature value in the temperature value sequence.

[0026] The beneficial effect of the above technical solution is that the present invention divides the control channel to be heated into collaborative heating control or decentralized heating control, which can ensure the flexibility of temperature control, lay the foundation for precise heating, and avoid uneven heating.

[0027] S130: When it is determined that the control channel to be heated is in cooperative heating control, all real-time temperature values are divided into sets, and cooperative heating power of the heating element is set according to the divided sets; In some embodiments of the present application, when all real-time temperature values are divided into sets and the cooperative heating power of the heating element is set according to the divided sets, the method includes: Sort all real-time temperature values by numerical value, calculate the adjacent temperature difference between every two adjacent real-time temperature values in sequence, and construct a second adjacent temperature difference sequence; Extracting a minimum adjacent temperature difference from the second adjacent temperature difference sequence, and determining a first adjacent real-time temperature value and a second adjacent real-time temperature value corresponding to the minimum adjacent temperature difference, wherein the first adjacent real-time temperature value is less than the second adjacent real-time temperature value; generating a first real-time temperature set according to the real-time temperature values between the maximum real-time temperature value and the first adjacent real-time temperature values; generating a second real-time temperature set according to the real-time temperature values between the minimum real-time temperature value and the second adjacent real-time temperature values; Calculating a comprehensive heating factor of the control channel to be heated according to the first real-time temperature set and the second real-time temperature set; The cooperative heating power of the heating element is set based on the comprehensive heating factor.

[0028] In this embodiment, the minimum adjacent temperature difference is calculated from the first adjacent real-time temperature values and the second adjacent real-time temperature values.

[0029] In this embodiment, the first real-time temperature set includes first adjacent real-time temperature values, and the second real-time temperature set includes second adjacent real-time temperature values.

[0030] The beneficial effect of the above technical solution is: the present invention calculates the comprehensive heating factor of the control channel to be heated based on the first real-time temperature set and the second real-time temperature set, and sets the synergistic heating power of the heating element based on the comprehensive heating factor, thereby realizing the precise setting of the synergistic heating power, which can ensure the heating uniformity of the control channel to be heated and improve the heating efficiency.

[0031] In some embodiments of the present application, when calculating the comprehensive heating factor of the control channel to be heated according to the first real-time temperature set and the second real-time temperature set, the method includes: Calculating a first real-time temperature average of the first real-time temperature set and a second real-time temperature average of the second real-time temperature set; The comprehensive heating factor of the control channel to be heated is calculated according to the following formula: ; Where a is the comprehensive heating factor of the control channel to be heated, y1 is the calculation coefficient corresponding to the first real-time temperature set, n is the number of real-time temperature values in the first real-time temperature set, d i is the i-th real-time temperature value in the first real-time temperature set, E1 is the average value of the first real-time temperature, y2 is the calculation coefficient corresponding to the second real-time temperature set, m is the number of real-time temperature values in the second real-time temperature set, f j is the jth real-time temperature value in the second real-time temperature set, and E2 is the second real-time temperature average value.

[0032] In some embodiments of the present application, when the cooperative heating power of the heating element is set based on the comprehensive heating factor, the method includes: presetting a first preset comprehensive heating factor and a second preset comprehensive heating factor; Presetting a first preset cooperative heating power, a second preset cooperative heating power, and a third preset cooperative heating power; When the comprehensive heating factor is less than the first preset comprehensive heating factor, the cooperative heating power of the heating element is set to the third preset cooperative heating power; When the comprehensive heating factor is greater than or equal to the first preset comprehensive heating factor and less than the second preset comprehensive heating factor, the cooperative heating power of the heating element is set to the second preset cooperative heating power; When the comprehensive heating factor is greater than or equal to the second preset comprehensive heating factor, the cooperative heating power of the heating element is set to the third preset cooperative heating power.

[0033] In this embodiment, the first preset comprehensive heating factor is smaller than the second preset comprehensive heating factor, which can be set according to actual conditions and is not specifically limited in this embodiment.

[0034] In this embodiment, the first preset cooperative heating power is smaller than the second preset cooperative heating power, which is smaller than the third preset cooperative heating power.

[0035] The beneficial effect of the above technical solution is that the present invention sets the collaborative heating power according to the relationship between the comprehensive heating factor, the first preset comprehensive heating factor and the second preset comprehensive heating factor, realizes intelligent setting, avoids errors caused by manual participation, and improves setting accuracy and setting efficiency.

[0036] S140: When it is determined that the control channel to be heated is in decentralized heating control, the decentralized heating power of the heating element is set according to the relationship between the real-time temperature value and the target heating temperature value; In some embodiments of the present application, when the decentralized heating power of the heating element is set according to the relationship between the real-time temperature value and the target heating temperature value, the method includes: Calculating a heating temperature difference between the real-time temperature value and the target heating temperature value; Presetting a first preset heating temperature difference and a second preset heating temperature difference; presetting a first preset decentralized heating power, a second preset decentralized heating power, and a third preset decentralized heating power; When the heating temperature difference is less than the first preset heating temperature difference, the decentralized heating power of the heating element is set to the first preset decentralized heating power; When the heating temperature difference is greater than or equal to the first preset heating temperature difference and less than the second preset heating temperature difference, the decentralized heating power of the heating element is set to the second preset decentralized heating power; When the heating temperature difference is greater than or equal to the second preset heating temperature difference, the decentralized heating power of the heating element is set to the third preset decentralized heating power.

[0037] In this embodiment, the first preset heating temperature difference is smaller than the second preset heating temperature difference.

[0038] In this embodiment, the first preset decentralized heating power is smaller than the second preset decentralized heating power, which is smaller than the third preset decentralized heating power.

[0039] In this embodiment, the dispersed heating power of each temperature detection area is set sequentially according to the above method.

[0040] The beneficial effect of the above technical solution is: the present invention sets the dispersed heating power through the relationship between the heating temperature difference, the first preset heating temperature difference and the second preset heating temperature difference, thereby realizing individual temperature control of each temperature detection area, avoiding the temperature deviation caused by the overall temperature control, and improving the uniformity of temperature control.

[0041] S150: collecting the external real-time temperature value of each temperature detection area, and calculating the heat conduction loss value of the control channel to be heated according to the external real-time temperature value and the real-time temperature value; In some embodiments of the present application, when collecting the external real-time temperature value of each temperature detection area and calculating the heat conduction loss value of the control channel to be heated based on the external real-time temperature value and the real-time temperature value, the method includes: Calculate the internal and external temperature differences between all external real-time temperature values and real-time temperature values; Collecting characteristic information of the control channel to be heated, wherein the characteristic information includes the wall thickness and wall density of the control channel to be heated; The heat loss value of the control channel to be heated is calculated according to the following formula: ; Where G is the heat loss value of the control channel to be heated, p is the wall thickness of the control channel to be heated, h is the wall density of the control channel to be heated, r is the number of internal and external temperature differences, T s is the sth internal and external temperature difference.

[0042] In this embodiment, the external real-time temperature value refers to the real-time temperature value of the outer wall corresponding to the temperature detection area.

[0043] In this embodiment, the wall thickness and wall density can be collected from the purchase information.

[0044] In this embodiment, the heat conduction loss value refers to the heat value lost when the control channel to be heated transfers heat from the outer wall to the interior.

[0045] The beneficial effect of the above technical solution is that the present invention can lay the foundation for the adjustment of the collaborative heating power or the decentralized heating power by calculating the thermal conductivity loss value, and provide reliable data support.

[0046] S160: Setting a heating optimization coefficient of the heating element according to the thermal conductivity loss value, and optimizing the cooperative heating power or the decentralized heating power according to the heating optimization coefficient.

[0047] In some embodiments of the present application, when setting the heating optimization coefficient of the heating element according to the thermal conductivity loss value, the method includes: Presetting a first preset thermal conductivity loss value and a second preset thermal conductivity loss value; A first preset heating optimization coefficient w1, a second preset heating optimization coefficient w2, and a third preset heating optimization coefficient w3 are preset, and 0.8<w1<w2<w3<1.2; When the heat conduction loss value is less than the first preset heat conduction loss value, the heating optimization coefficient of the heating element is set to the first preset heating optimization coefficient w1; When the thermal conductivity loss value is greater than or equal to the first preset thermal conductivity loss value and less than the second preset thermal conductivity loss value, the heating optimization coefficient of the heating element is set to the second preset heating optimization coefficient w2; When the heat conduction loss value is greater than or equal to the second preset heat conduction loss value, the heating optimization coefficient of the heating element is set to the third preset heating optimization coefficient w3.

[0048] In this embodiment, the first preset heat conduction loss value is smaller than the second preset heat conduction loss value.

[0049] In this embodiment, optimizing the collaborative heating power or the distributed heating power according to the heating optimization coefficient means calculating the product value of the set preset heating optimization coefficient and the collaborative heating power, or calculating the product value of the set preset heating optimization coefficient and the distributed heating power.

[0050] The beneficial effect of the above technical solution is: the present invention sets the heating optimization coefficient of the heating element according to the thermal conductivity loss value, the first preset thermal conductivity loss value and the second preset thermal conductivity loss value, which can realize dynamic adjustment of the collaborative heating power or the decentralized heating power, ensure low delay of heating, avoid heat loss, and cause inadequate heating, and also avoid energy waste.

[0051] In some embodiments of the present application, further comprising: Obtaining a heating time plan for the control channel to be heated; The heating state of the heating element is monitored in real time, and when the monitoring result meets the preset requirements, a continuous heating reminder is issued until the heating time meets the heating time plan; When the monitoring results do not meet the preset requirements, an early warning reminder will be issued.

[0052] In this embodiment, the heating time plan refers to a specific time, which can be set according to the heating product.

[0053] In this embodiment, the heating state of the heating element is monitored in real time, that is, whether the heating power of the heating element is consistent with the set heating power is monitored. If so, the preset requirement is met.

[0054] The beneficial effect of the above technical solution is that the present invention can ensure stable and reliable heating of the heating element and avoid abnormalities.

[0055] like Figure 2 As shown, in another preferred embodiment based on the above embodiment, this embodiment provides a temperature control system for a multi-channel solid phase enrichment device, comprising: The first module is used to determine the control channel to be heated in the multi-channel solid phase enrichment device, divide the control channel to be heated into several temperature detection areas, and respectively detect the real-time temperature value of each temperature detection area; The second module is used to perform numerical analysis on all real-time temperature values and determine the heating control type of the control channel to be heated based on the analysis results, wherein the heating control type includes collaborative heating control and decentralized heating control; The third module is configured to divide all real-time temperature values into sets when it is determined that the control channel to be heated is in cooperative heating control, and to set the cooperative heating power of the heating element according to the divided sets; The fourth module is configured to set the decentralized heating power of the heating element according to the relationship between the real-time temperature value and the target heating temperature value when it is determined that the control channel to be heated is decentralized heating control; The fifth module is used to collect the external real-time temperature value of each temperature detection area, and calculate the heat conduction loss value of the control channel to be heated according to the external real-time temperature value and the real-time temperature value; The sixth module is used to set the heating optimization coefficient of the heating element according to the thermal conductivity loss value, and optimize the collaborative heating power or the decentralized heating power according to the heating optimization coefficient.

[0056] Those skilled in the art will appreciate that the embodiments of the present application may be provided as methods, systems, or computer program products. Therefore, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment combining software and hardware. Furthermore, the present application may take the form of a computer program product implemented on one or more computer-usable storage media (including but not limited to magnetic disk storage, CD-ROM, optical storage, etc.) containing computer-usable program code.

[0057] The present application is described with reference to the flowcharts and / or block diagrams of the methods, devices (systems) and computer program products according to the embodiments of the present application. It should be understood that each process and / or box in the flowchart and / or block diagram, as well as the combination of processes and / or boxes in the flowchart and / or block diagram, can be implemented by computer program instructions. These computer program instructions can be provided to a processor of a general-purpose computer, a special-purpose computer, an embedded processor or other programmable data processing device to produce a machine, so that the instructions executed by the processor of the computer or other programmable data processing device generate instructions for implementing the processes in the flowchart and / or block diagram. Figure 1 a process or multiple processes and / or boxes Figure 1 A device that provides the functions specified in a block or multiple blocks.

[0058] These computer program instructions may also be stored in a computer readable memory that can direct a computer or other programmable data processing device to work in a specific manner, so that the instructions stored in the computer readable memory produce an article of manufacture comprising an instruction device, which implements the process Figure 1 a process or multiple processes and / or boxes Figure 1 The function specified in one or more boxes.

[0059] These computer program instructions can also be loaded onto a computer or other programmable data processing device so that a series of operational steps are executed on the computer or other programmable device to produce a computer-implemented process, thereby providing the instructions executed on the computer or other programmable device for implementing the process. Figure 1 a process or multiple processes and / or boxes Figure 1 A step that specifies a function in one or more boxes.

[0060] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention and not to limit it. Although the present invention has been described in detail with reference to the above embodiments, ordinary technicians in the field should understand that the specific implementation methods of the present invention can still be modified or replaced by equivalents. Any modification or equivalent replacement that does not depart from the spirit and scope of the present invention should be covered by the scope of protection of the claims of the present invention.

Claims

1. A temperature control method for a multi-channel solid phase enrichment device, characterized in that: include: Determining a control channel to be heated in a multi-channel solid phase enrichment device, dividing the control channel to be heated into a plurality of temperature detection areas, and detecting a real-time temperature value of each temperature detection area respectively; Performing numerical analysis on all real-time temperature values, and determining a heating control type of the control channel to be heated based on the analysis result, wherein the heating control type includes collaborative heating control and decentralized heating control; When it is determined that the control channel to be heated is in cooperative heating control, all real-time temperature values are divided into sets, and the cooperative heating power of the heating element is set according to the divided sets; When it is determined that the control channel to be heated is in decentralized heating control, the decentralized heating power of the heating element is set according to the relationship between the real-time temperature value and the target heating temperature value; Collecting the external real-time temperature value of each temperature detection area, and calculating the heat conduction loss value of the control channel to be heated according to the external real-time temperature value and the real-time temperature value; A heating optimization coefficient of the heating element is set according to the thermal conductivity loss value, and the cooperative heating power or the decentralized heating power is optimized according to the heating optimization coefficient.

2. The temperature control method for a multi-channel solid phase enrichment device according to claim 1, characterized in that: When performing numerical analysis on all real-time temperature values and determining the heating control type of the control channel to be heated based on the analysis result, the method includes: Perform numerical analysis on all real-time temperature values to determine the maximum and minimum real-time temperature values; Calculating a first real-time temperature difference between the maximum real-time temperature value and the minimum real-time temperature value; When the first real-time temperature difference is less than or equal to the preset real-time temperature difference, it is determined that the cooperative heating control is performed on the control channel to be heated; When the first real-time temperature difference is greater than a preset real-time temperature difference, all real-time temperature values are sorted based on the numerical value analysis result, the minimum real-time temperature value is deleted, and a temperature value sequence is obtained according to the remaining real-time temperature values; sequentially calculating the adjacent temperature difference between every two adjacent real-time temperature values in the temperature value sequence, and constructing an adjacent temperature difference sequence; Calculating a second real-time temperature difference between the minimum real-time temperature value and the last real-time temperature value in the temperature value sequence; Traversing the second real-time temperature difference value in the adjacent temperature difference value sequence, and determining whether there is an adjacent temperature difference value identical to the second real-time temperature difference value in the adjacent temperature difference value sequence, If so, it is determined that the control channel to be heated is to be subjected to cooperative heating control; If not, it is determined that decentralized heating control is performed on the control channel to be heated.

3. The temperature control method for a multi-channel solid phase enrichment device according to claim 1, characterized in that: When all real-time temperature values are divided into sets and the cooperative heating power of the heating elements is set according to the divided sets, it includes: Sort all real-time temperature values by numerical value, calculate the adjacent temperature difference between every two adjacent real-time temperature values in sequence, and construct a second adjacent temperature difference sequence; Extracting a minimum adjacent temperature difference from the second adjacent temperature difference sequence, and determining a first adjacent real-time temperature value and a second adjacent real-time temperature value corresponding to the minimum adjacent temperature difference, wherein the first adjacent real-time temperature value is less than the second adjacent real-time temperature value; generating a first real-time temperature set according to the real-time temperature values between the maximum real-time temperature value and the first adjacent real-time temperature values; generating a second real-time temperature set according to the real-time temperature values between the minimum real-time temperature value and the second adjacent real-time temperature values; Calculating a comprehensive heating factor of the control channel to be heated according to the first real-time temperature set and the second real-time temperature set; The cooperative heating power of the heating element is set based on the comprehensive heating factor.

4. The temperature control method for a multi-channel solid phase enrichment device according to claim 3, characterized in that: When calculating the comprehensive heating factor of the control channel to be heated according to the first real-time temperature set and the second real-time temperature set, the method includes: Calculating a first real-time temperature average of the first real-time temperature set and a second real-time temperature average of the second real-time temperature set; The comprehensive heating factor of the control channel to be heated is calculated according to the following formula: ； Where a is the comprehensive heating factor of the control channel to be heated, y1 is the calculation coefficient corresponding to the first real-time temperature set, n is the number of real-time temperature values in the first real-time temperature set, d i is the i-th real-time temperature value in the first real-time temperature set, E1 is the average value of the first real-time temperature, y2 is the calculation coefficient corresponding to the second real-time temperature set, m is the number of real-time temperature values in the second real-time temperature set, f j is the jth real-time temperature value in the second real-time temperature set, and E2 is the second real-time temperature average value.

5. The temperature control method for a multi-channel solid phase enrichment device according to claim 3, characterized in that: When the cooperative heating power of the heating element is set based on the comprehensive heating factor, the method includes: presetting a first preset comprehensive heating factor and a second preset comprehensive heating factor; Presetting a first preset cooperative heating power, a second preset cooperative heating power, and a third preset cooperative heating power; When the comprehensive heating factor is less than the first preset comprehensive heating factor, the cooperative heating power of the heating element is set to the third preset cooperative heating power; When the comprehensive heating factor is greater than or equal to the first preset comprehensive heating factor and less than the second preset comprehensive heating factor, the cooperative heating power of the heating element is set to the second preset cooperative heating power; When the comprehensive heating factor is greater than or equal to the second preset comprehensive heating factor, the cooperative heating power of the heating element is set to the third preset cooperative heating power.

6. The temperature control method for a multi-channel solid phase enrichment device according to claim 1, characterized in that: When the decentralized heating power of the heating element is set according to the relationship between the real-time temperature value and the target heating temperature value, the method includes: Calculating a heating temperature difference between the real-time temperature value and the target heating temperature value; Presetting a first preset heating temperature difference and a second preset heating temperature difference; presetting a first preset decentralized heating power, a second preset decentralized heating power, and a third preset decentralized heating power; When the heating temperature difference is less than the first preset heating temperature difference, the decentralized heating power of the heating element is set to the first preset decentralized heating power; When the heating temperature difference is greater than or equal to the first preset heating temperature difference and less than the second preset heating temperature difference, the decentralized heating power of the heating element is set to the second preset decentralized heating power; When the heating temperature difference is greater than or equal to the second preset heating temperature difference, the decentralized heating power of the heating element is set to the third preset decentralized heating power.

7. The temperature control method for a multi-channel solid phase enrichment device according to claim 1, characterized in that: When collecting the external real-time temperature value of each temperature detection area and calculating the heat conduction loss value of the control channel to be heated according to the external real-time temperature value and the real-time temperature value, the method includes: Calculate the internal and external temperature differences between all external real-time temperature values and real-time temperature values; Collecting characteristic information of the control channel to be heated, wherein the characteristic information includes the wall thickness and wall density of the control channel to be heated; The heat loss value of the control channel to be heated is calculated according to the following formula: ； Where G is the heat loss value of the control channel to be heated, p is the wall thickness of the control channel to be heated, h is the wall density of the control channel to be heated, r is the number of internal and external temperature differences, T s is the sth internal and external temperature difference.

8. The temperature control method for a multi-channel solid phase enrichment device according to claim 1, characterized in that: When setting the heating optimization coefficient of the heating element according to the thermal conductivity loss value, it includes: Presetting a first preset thermal conductivity loss value and a second preset thermal conductivity loss value; A first preset heating optimization coefficient w1, a second preset heating optimization coefficient w2, and a third preset heating optimization coefficient w3 are preset, and 0.8<w1<w2<w3<1.2; When the heat conduction loss value is less than the first preset heat conduction loss value, the heating optimization coefficient of the heating element is set to the first preset heating optimization coefficient w1; When the thermal conductivity loss value is greater than or equal to the first preset thermal conductivity loss value and less than the second preset thermal conductivity loss value, the heating optimization coefficient of the heating element is set to the second preset heating optimization coefficient w2; When the heat conduction loss value is greater than or equal to the second preset heat conduction loss value, the heating optimization coefficient of the heating element is set to the third preset heating optimization coefficient w3.

9. The temperature control method for a multi-channel solid phase enrichment device according to claim 1, characterized in that: Also includes: Obtaining a heating time plan for the control channel to be heated; The heating state of the heating element is monitored in real time, and when the monitoring result meets the preset requirements, a continuous heating reminder is issued until the heating time meets the heating time plan; When the monitoring results do not meet the preset requirements, an early warning reminder will be issued.

10. A temperature control system for a multi-channel solid phase enrichment device, applied to the temperature control method for a multi-channel solid phase enrichment device according to any one of claims 1 to 9, characterized in that: include: The first module is used to determine the control channel to be heated in the multi-channel solid phase enrichment device, divide the control channel to be heated into several temperature detection areas, and respectively detect the real-time temperature value of each temperature detection area; The second module is used to perform numerical analysis on all real-time temperature values and determine the heating control type of the control channel to be heated based on the analysis results, wherein the heating control type includes collaborative heating control and decentralized heating control; The third module is configured to divide all real-time temperature values into sets when it is determined that the control channel to be heated is in cooperative heating control, and to set the cooperative heating power of the heating element according to the divided sets; The fourth module is configured to set the decentralized heating power of the heating element according to the relationship between the real-time temperature value and the target heating temperature value when it is determined that the control channel to be heated is decentralized heating control; The fifth module is used to collect the external real-time temperature value of each temperature detection area, and calculate the heat conduction loss value of the control channel to be heated according to the external real-time temperature value and the real-time temperature value; The sixth module is used to set the heating optimization coefficient of the heating element according to the thermal conductivity loss value, and optimize the collaborative heating power or the decentralized heating power according to the heating optimization coefficient.

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