Temperature control system

By designing a temperature control system including power components, controllers and multi-stage temperature control branches, the existing temperature control system cannot meet the different requirements for fluid temperature of multiple loads, and the function of multi-stage temperature control is realized.

CN119597058APending Publication Date: 2025-03-11SHENZHEN ENVICOOL TECH
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Patent Information

Application Number
CN202411848749.1
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-12-13
Publication Date
2025-03-11

AI Technical Summary

Technical Problem

Existing temperature control systems can only provide fluids with the same temperature in one or more branches, and cannot meet the different needs of multiple loads in the same equipment for fluid temperature.

Method used

A temperature control system is designed, including a power component, a controller and an N-level temperature control branch. The controller is used to control each level of temperature control branch. Each level of temperature control branch includes a medium container, and at least one of a heat exchange assembly and a heating assembly. The temperature of at least one of the heat exchange medium in each level of temperature control branch is different.

Benefits of technology

This temperature control system can meet the different temperature requirements of multiple load fluids, solving the problem that existing temperature control systems can only provide fluids with the same temperature in one or more branches.

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Abstract

The invention provides a temperature control system which comprises a power assembly, a controller and N stages of temperature control branches, and N is a positive integer larger than or equal to 2. The controller is used for controlling each stage of temperature control branch; each stage of temperature control branch comprises a medium container and at least one of a heat exchange assembly and a heating assembly, and the temperature of at least one heat exchange medium in each stage of temperature control branch is different, that is, when the temperatures of fluids required by a plurality of loads are different, the power assembly provides power for the heat exchange medium of each branch; and the controller controls the heat exchange assembly and / or the heating assembly in each stage of temperature control branch to adjust the temperature of each stage of heat exchange medium, and inputs the heat exchange medium into the corresponding medium container. The requirement for different temperatures of multiple load fluids is met, and the problem that an existing temperature control system can only provide one or more branches of fluids with the same temperature is solved.
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Description

Technical Field

[0001] The present invention relates to the technical field of temperature control, and in particular to a temperature control system. Background Art

[0002] With the advent of the intelligent era, the calculation and processing of information is increasing, and the heat generated by the core components (chips) of intelligent devices and their production equipment is increasing. Timely and effective heat dissipation is particularly important. Temperature not only affects the service life of equipment or components, but also directly affects performance, such as: equipment functional defects, performance degradation, yield reduction, etc. At the same time, the production equipment of core components has strict requirements on temperature stability, which poses a severe challenge to traditional heat dissipation methods.

[0003] In the process of realizing the invention, the inventors found that there are at least the following problems in the prior art: CN116608576A is a high-precision temperature control system, such as Figure 1 As shown, the heat exchange medium of the first bypass branch is mixed with the heat exchange medium of the second interface of the second heat exchanger to form a first mixed temperature heat exchange medium, the heat exchange medium of the second bypass branch is mixed with the first mixed temperature heat exchange medium to form a second mixed temperature heat exchange medium, the first valve is set in the first bypass branch, and the second valve is set in the second bypass branch. The inventor has found through research that the existing temperature control system can only provide one or more branches of fluid with the same temperature, and can only provide one branch of fluid with the same pressure and flow rate, and cannot meet the different requirements of multiple loads in the same device for fluid temperature. Summary of the invention

[0004] In this regard, the present application provides a temperature control system to solve the problem that the existing temperature control system can only provide one or more branches of fluid with the same temperature.

[0005] To achieve the above objectives, the embodiments of the present invention provide the following technical solutions:

[0006] The present application discloses a temperature control system, comprising: a power assembly, a controller and N-level temperature control branches, where N is a positive integer greater than or equal to 2;

[0007] The controller is used to control the temperature control branches at each level;

[0008] Each level of the temperature control branch includes a medium container and at least one of a heat exchange component and a heating component. The temperature of at least one heat exchange medium in each level of the temperature control branch is different.

[0009] Optionally, in the above-mentioned temperature control system, each level of the temperature control branch further includes: a first two-way valve, and the first two-way valve in each level of the temperature control branch is connected to the power component.

[0010] Optionally, in the above-mentioned temperature control system, each level of the temperature control branch further includes: a first one-way valve, and the first one-way valve in each level of the temperature control branch is connected to the inlet of the medium container in the corresponding temperature control branch.

[0011] Optionally, in the above-mentioned temperature control system, each level of the temperature control branch further includes: at least one of a temperature sensor, a flow sensor and a pressure sensor;

[0012] The temperature sensor, the flow sensor and the pressure sensor in each level of the temperature control branch are arranged in the pipeline between the heating component and the first one-way valve in the corresponding temperature control branch.

[0013] Optionally, in the above-mentioned temperature control system, each level of the temperature control branch also includes: a first three-way valve, the first end of the first three-way valve in each level of the temperature control branch is connected to the outlet of the heating component of the corresponding temperature control branch, the second end is connected to the inlet of the medium container of the corresponding temperature control branch, and the third end is connected to the heat source side inlet of the heat exchange component of the next level of temperature control branch.

[0014] Optionally, in the above-mentioned temperature control system, each level of the temperature control branch further includes: a first one-way valve, and the first one-way valve in each level of the temperature control branch is connected to the inlet of the medium container in the corresponding temperature control branch.

[0015] Optionally, in the above-mentioned temperature control system, each level of temperature control branch further includes: at least one of a flow sensor and a pressure sensor;

[0016] The flow sensor and the pressure sensor in each level of the temperature control branch are arranged in the pipeline between the first three-way valve and the first one-way valve in the corresponding temperature control branch;

[0017] and / or,

[0018] A temperature sensor, wherein the temperature sensor in each level of the temperature control branch is arranged in the pipeline between the first three-way valve and the heating component in the corresponding temperature control branch, or the temperature sensor in each level of the temperature control branch is arranged in the pipeline between the first one-way valve and the heating component.

[0019] Optionally, in the above temperature control system, the power component is arranged at the outlet of the medium container.

[0020] Optionally, in the above temperature control system, it further includes: a temperature channel corresponding to each level of temperature control branch, the temperature channel including: a second three-way valve and a second one-way valve;

[0021] The first end of the second three-way valve is connected to the cold source side inlet of the heat exchange component in the corresponding temperature control branch, the second end of the second three-way valve is connected to the cold source side outlet of the heat exchange component in the temperature control branch, and the third end of the second three-way valve is connected to the inlet of the second one-way valve.

[0022] Optionally, in the above temperature control system, it further includes: a temperature channel corresponding to each level of temperature control branch, the temperature channel includes: a second two-way valve and the second one-way valve;

[0023] The first end of the second two-way valve is connected to the cold source side outlet of the heat exchange component in the corresponding temperature control branch, and the second end of the second two-way valve is connected to the inlet of the second one-way valve.

[0024] The present invention provides a temperature control system, including: a power component, a controller and N-level temperature control branches, N is a positive integer greater than or equal to 2, the controller is used to control each level of temperature control branches; each level of temperature control branch includes a medium container, and at least one of a heat exchange component and a heating component, the temperature of at least one heat exchange medium in each level of temperature control branch is different, that is, when the temperature of the fluid required by multiple loads is different, the power component provides power for the heat exchange medium of each branch, the controller controls the heat exchange component and / or heating component in each level of temperature control branch to adjust the temperature of the heat exchange medium at each level, and inputs the heat exchange medium into the corresponding medium container. The requirements of different fluid temperatures of multiple loads are met, and the problem that the existing temperature control system can only provide one or more branches with the same temperature of fluid is solved. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on the provided drawings without paying creative work.

[0026] Figure 1 A schematic diagram of the structure of an existing high-precision temperature control system provided in an embodiment of the present application;

[0027] Figures 2 to 3 A schematic diagram of the structure of a temperature control system in which two temperature control branches at various levels are connected in parallel provided in an embodiment of the present application;

[0028] Figures 4 to 9 A schematic diagram of the structure of a temperature control system provided by an embodiment of the present application, in which six temperature control branches at various levels are connected in series;

[0029] Among them, there are a water pump 1, a plate heat exchanger 2, an electric heater 3, a first three-way valve 4, a first check valve 5, a medium container 6, a temperature sensor 7, a flow sensor 8, a pressure sensor 9, a second three-way valve 10, a second check valve 11, and a first two-way valve 12. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0031] The embodiment of the present application provides a temperature control system to solve the problem that the existing temperature control system can only provide one or more branches of fluid with the same temperature.

[0032] The temperature control system mainly includes: a power component, a controller and N-level temperature control branches, where N is a positive integer greater than or equal to 2;

[0033] The controller is used to control the temperature control branches at each level.

[0034] In practical applications, the controller can control at least one of the flow rate, temperature, and pressure of the heat exchange medium of each level of temperature control branches, thereby controlling the temperature channels corresponding to each level of temperature control branches to output fluids of different temperatures.

[0035] Each level of temperature control branch includes a medium container and at least one of a heat exchange component and a heating component; the flow rate of at least one heat exchange medium in each level of temperature control branch is different.

[0036] In practical applications, the heat source side of the heat exchange component in each level of temperature control branch can be connected to the heat exchange component and the medium container, and the heat exchange medium is used to supply energy to the cold source side of the heat exchange component. The cold source side of the heat exchange component in each level of temperature control branch is used to provide the temperature channel corresponding to the temperature control branch. Since the temperature of at least one heat exchange medium in each level of temperature control branch is different, the temperature channel corresponding to each level of temperature control branch can output fluids with different temperatures.

[0037] In practical applications, the temperature control system can be applied to high-precision equipment, which can be high-precision equipment in precision equipment, medical and other industries; of course, it is not limited to this, and can also be determined according to the application environment and user needs, all within the scope of protection of this application.

[0038] It should be noted that after the temperature control system is set in the high-precision equipment, the high-precision equipment can meet the control requirements of different temperatures and / or flow rates of fluids.

[0039] In practical applications, each level of temperature control branch in the temperature control system is directly connected to the power component. The power component in the temperature control system is arranged at the outlet of the medium container in each level of temperature control branch.

[0040] Among them, the power component includes at least one water pump 1, and multiple water pumps 1 are connected to each other, and the connection method can be series, parallel or series-parallel, and the water pumps are controlled by a controller in the temperature control system; specifically, the specific number of water pumps 1 in the power component can be determined according to the application environment and user needs, and this application does not limit it, and they are all within the protection scope of this application.

[0041] For the convenience of explanation, this application divides the connection modes of temperature control branches at all levels in the temperature control system into parallel connection and series connection. Figure 2 and Figure 3 The temperature control system is shown with the temperature control branches connected in parallel. Figures 4 to 9 Shown is a temperature control system in which temperature control branches are connected in series.

[0042] When the temperature control branches at all levels are connected in parallel, such as Figure 2 As shown, each temperature control branch further includes: a first two-way valve 12, and the first two-way valve 12 in each temperature control branch is connected to the power component; specifically, the inlet of the first two-way valve 12 in each temperature control branch is connected to the outlet of the power component.

[0043] Taking the temperature control branch including the medium container 6, the heating component, the heat exchange component and the first two-way valve as an example, the connection relationship between the various components in the temperature control branch is: the outlet of the medium container 6 is connected to the inlet of the power component, the inlet of the power component is connected to the inlet of the second two-way valve 12, the outlet of the second two-way valve is connected to the heat source side inlet of the heat exchange component, the heat source side outlet of the heat exchange component is connected to the inlet of the heating component, and the outlet of the heating component is connected to the inlet of the medium container 6.

[0044] The medium container 6 is used to store the heat exchange medium, and the heat exchange medium can be water or other media, which is not limited in this application and is within the protection scope of this application. Among them, in this application, at least one of the flow rate, temperature and pressure of the heat exchange medium in the temperature control branches at each level is different, which can be: at least one of the flow rate, temperature and pressure of the heat exchange medium in the medium container 6 of each temperature control branch is different.

[0045] The heating component can be an electric heater 3, but is not limited thereto. It can also be other existing devices with heating function. This application does not limit this and all are within the protection scope of this application.

[0046] The heat exchange assembly may include a plate heat exchanger 2, a sleeve heat exchanger, or a shell and tube heat exchanger, which may be determined based on the application environment and user requirements, and are all within the protection scope of this application.

[0047] In practical applications, after the first two-way valve 12 is set in the temperature control branch, the on-off and flow rate of the first two-way valve 12 can be controlled according to actual needs to control the temperature control branch of the corresponding level to work, thereby outputting the fluid with the desired temperature and / or flow rate for use.

[0048] In actual applications, in order to control the flow of the heat medium flowing into the heat exchange component in the temperature control branch, the first two-way valve 12 can be a proportional two-way valve. Of course, it is not limited to this and can also be determined according to the application environment and user needs. This application does not make specific limitations and is within the protection scope of this application.

[0049] It should be noted that in practice, the output fluid temperature can reach a temperature of a certain accuracy through the cooperation of the heat exchange component in the temperature control branch and the first two-way valve 12, and then further adjusted by the heating component to further improve the control accuracy of the output fluid temperature.

[0050] Specifically, the first two-way valve 12 and the power assembly in the temperature control branch can be controlled by the controller to provide heat exchange media with different flow rates and pressures for the temperature control branch.

[0051] exist Figure 2 Based on, in some embodiments, such as Figure 3 As shown, each level of temperature control branch further includes: a first one-way valve 5, and the first one-way valve 5 in each level of temperature control branch is connected to the inlet of the medium container 6 in the corresponding temperature control branch.

[0052] For each level of temperature control branch, the inlet of the first one-way valve 5 in the branch corresponds to the outlet of the heating component in the temperature control branch, and the outlet of the first one-way valve 5 corresponds to the inlet of the medium container 6 in the temperature control branch.

[0053] In practical applications, a first one-way valve 5 is arranged on the pipeline between the heating component and the medium container 6 in each level of temperature control branch, which can effectively prevent the heat exchange medium in the temperature control branch from flowing back from the inlet of the medium container 6, further improving the working reliability of the temperature control system.

[0054] against Figure 2 or Figure 3 In the temperature control system shown, in some embodiments, each stage of the temperature control branch further includes: at least one of a temperature sensor, a flow sensor, and a pressure sensor;

[0055] The temperature sensor, flow sensor and pressure sensor in each level of temperature control branch are arranged in the pipeline between the heating component and the first one-way valve 5 in the corresponding temperature control branch.

[0056] In practical applications, temperature sensors are set in each temperature control branch of the temperature control system to collect the temperature of the heat exchange medium in the temperature control branch in real time, so that the controller can accurately control the fluid temperature of the temperature channel corresponding to each temperature control branch of the temperature control system; flow sensors are set in each temperature control branch of the temperature control system to collect the flow of the heat exchange medium in the temperature control branch in real time, so that the controller can control the flow of the heat exchange medium in each temperature control branch of the temperature control system; pressure sensors are set in each temperature control branch of the temperature control system to collect the pressure of the heat exchange medium in the temperature control branch, so that the controller can control the pressure of the heat exchange medium in each temperature control branch of the temperature control system. Therefore, through real-time control of the flow and pressure of the heat exchange medium, it is easier for the temperature control system to accurately control the fluid temperature of the temperature channel corresponding to each temperature control branch.

[0057] When the temperature control branches at all levels are connected in series, such as Figure 4 and Figure 5 As shown, each level of temperature control branch also includes: a first three-way valve 4, the first end of the first three-way valve 4 in each level of temperature control branch is connected to the outlet of the heating component of the corresponding temperature control branch, the second end is connected to the inlet of the medium container of the corresponding temperature control branch, and the third end is connected to the heat source side inlet of the heat exchange component of the next level of temperature control branch.

[0058] Taking the temperature control branch including the medium container 6, the heating component, the heat exchange component and the first three-way valve 4 as an example, the connection relationship of the various components in the temperature control branch is as follows: the outlet of the medium container 6 is connected to the inlet of the power component, the outlet of the power component is connected to the inlet of the heating component through the heat source side of the heat exchange component in the temperature control branch, the outlet of the heating component is connected to the first end of the first three-way valve 4, the second end of the first three-way valve 4 is connected to the inlet of the medium container 6, and the third end of the first three-way valve 4 is connected to the heat source side of the heat exchange component in the next-level temperature control branch.

[0059] The heating component can be an electric heater 3, but is not limited thereto. It can also be other existing devices with heating function. This application does not limit this and all are within the protection scope of this application.

[0060] The heat exchange assembly may include a plate heat exchanger 2, a sleeve heat exchanger, or a shell and tube heat exchanger, which may be determined based on the application environment and user requirements, and are all within the protection scope of this application.

[0061] The first three-way valve 4 can be a proportional three-way valve, but is not limited thereto. It can also be other existing three-way valves, which are not limited in this application and are within the protection scope of this application. Specifically, the first three-way valve 4 can be controlled by a controller in the temperature control system.

[0062] In practical applications, the first three-way valve 4 can be added to the temperature control branch to achieve series connection between the temperature control branches at various levels.

[0063] exist Figure 4 and Figure 5 Based on, in some embodiments, such as Figure 6 and Figure 7 As shown, each level of temperature control branch further includes: a first one-way valve 5, and the first one-way valve 5 in each level of temperature control branch is connected to the inlet of the medium container 6 in the corresponding temperature control branch.

[0064] For each level of temperature control branch, the inlet of the first one-way valve 5 in the branch corresponds to the outlet of the heating component in the temperature control branch, and the outlet of the first one-way valve 5 corresponds to the inlet of the medium container 6 in the temperature control branch.

[0065] In practical applications, a first one-way valve 5 is arranged on the pipeline between the first three-way valve 4 and the medium container 6 in the temperature control branch, which can effectively prevent the heat exchange medium in the temperature control branch from flowing back at the inlet of the medium container 6, thereby further improving the working reliability of the temperature control system.

[0066] In some embodiments, Figure 8 and Fig. 9 As shown, each stage of the temperature control branch further includes: at least one of a flow sensor 8 and a pressure sensor 9;

[0067] The flow sensor 8 and the pressure sensor 9 in each level of the temperature control branch are arranged in the pipeline between the first three-way valve 4 and the first one-way valve 5 in the corresponding temperature control branch;

[0068] And / or, the temperature sensor 7, the temperature sensor 7 in each level of the temperature control branch is arranged in the pipeline between the first three-way valve 4 and the heating component in the corresponding temperature control branch, or, the temperature sensor 7 in each level of the temperature control branch is arranged in the pipeline between the first one-way valve 5 and the heating component.

[0069] In practical applications, temperature sensors 7 are set in each temperature control branch of the temperature control system to collect the temperature of the heat exchange medium in the temperature control branch in real time, so that the controller can accurately control the fluid temperature of the temperature channel corresponding to each temperature control branch of the temperature control system; flow sensors 8 are set in each temperature control branch of the temperature control system to collect the flow of the heat exchange medium in the temperature control branch in real time, so that the controller can control the flow of the heat exchange medium in each temperature control branch of the temperature control system; pressure sensors 9 are set in each temperature control branch of the temperature control system to collect the pressure of the heat exchange medium in the temperature control branch, so that the controller can control the pressure of the heat exchange medium in each temperature control branch of the temperature control system. Therefore, through real-time control of the flow and pressure of the heat exchange medium, the temperature control system can more easily achieve accurate control of the fluid temperature of the temperature channel corresponding to each temperature control branch.

[0070] It should be noted that when a certain temperature control branch is the last-stage temperature control branch, the temperature sensor 7, the flow sensor 8 and the pressure sensor 9 can be arranged in the pipeline between the first one-way valve 5 and the heating component in the temperature control branch.

[0071] Combination Figures 2 to 9 In some embodiments, the temperature control system may further include: a temperature channel corresponding to each level of temperature control branch, and the temperature channel may include: a second three-way valve 10 and a second one-way valve 11, the first end of the second three-way valve 10 is connected to the cold source side inlet of the heat exchange component in the corresponding temperature control branch, the second end of the second three-way valve 10 is connected to the cold source side outlet of the heat exchange component in the corresponding temperature control branch, and the third end of the second three-way valve 10 is connected to the input end of the second one-way valve 11.

[0072] Alternatively, a second two-way valve and a second one-way valve 11, the first end of the second two-way valve is connected to the cold source side outlet of the heat exchange component in the corresponding temperature control branch, and the second end of the second two-way valve is connected to the input end of the second one-way valve 11.

[0073] The second three-way valve 10 and the second two-way valve may be controlled by a controller.

[0074] In practical applications, a second three-way valve 10 and a second two-way valve are set in the temperature channel, and the fluid flow rate flowing through the second three-way valve 10 and the second two-way valve can be adjusted by a controller, thereby realizing the adjustment of the fluid flow rate and / or temperature output from the temperature channel; and, setting the second three-way valve 10 in the temperature channel can also increase the bypass of the fluid in the temperature channel, further improving the control accuracy of the fluid temperature and / or flow rate of the temperature control system.

[0075] Combination Figures 2 to 9 In practice, the controller can control the output of the second three-way valve 10 in each temperature channel respectively, and provide each temperature channel with fluids of different temperatures and / or flows, while the water pump 1 in the power assembly is the power source of the temperature control system, which can realize the flow of the heat exchange medium in each temperature control branch. By controlling the water pump 1 and the first three-way valve 4 in the power assembly, the temperature control branches at each level can provide heat exchange media with different flows and pressures. In addition, since each level of the temperature control branch has a separate heat exchange component and heating component, the temperature can be adjusted to a certain precision through the cooperation of the heat exchange component and the second three-way valve 10, and the temperature control precision is further improved through the adjustment of the heating component.

[0076] The temperature control system provided in this embodiment includes: a power component, a controller and N-level temperature control branches, N is a positive integer greater than or equal to 2; the controller is used to control each level of temperature control branches; each level of temperature control branch includes a medium container 6, and at least one of a heat exchange component and a heating component, and the temperature of at least one heat exchange medium in each level of temperature control branch is different, that is, when the temperature of the fluid required by multiple loads is different, the power component provides power for the heat exchange medium of each branch, and the controller controls the heat exchange component and / or heating component in each level of temperature control branch to adjust the temperature of the heat exchange medium at each level, and inputs the heat exchange medium to the corresponding medium container. The requirements of different fluid temperatures of multiple loads are met, and the problem that the existing temperature control system can only provide one or more branches with the same temperature of fluid is solved.

[0077] The features recorded in the various embodiments in this specification can be replaced or combined with each other, and the same and similar parts between the various embodiments can refer to each other, and each embodiment focuses on the differences from other embodiments. In particular, for the system or system embodiment, since it is basically similar to the method embodiment, the description is relatively simple, and the relevant parts can refer to the partial description of the method embodiment. The system and system embodiments described above are only schematic, wherein the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the modules can be selected according to actual needs to achieve the purpose of the scheme of this embodiment. Ordinary technicians in this field can understand and implement it without paying creative work.

[0078] Professionals may further appreciate that the units and algorithm steps of each example described in conjunction with the embodiments disclosed herein can be implemented in electronic hardware, computer software, or a combination of the two. In order to clearly illustrate the interchangeability of hardware and software, the composition and steps of each example have been generally described in the above description according to function. Whether these functions are performed in hardware or software depends on the specific application and design constraints of the technical solution. Professionals and technicians may use different methods to implement the described functions for each specific application, but such implementation should not be considered to be beyond the scope of the present invention.

[0079] The above description of the disclosed embodiments enables one skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to one skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but rather to the widest scope consistent with the principles and novel features disclosed herein.

[0080] It should also be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A temperature control system, characterized in that: include: Power assembly, controller and N-level temperature control branch, N is a positive integer greater than or equal to 2; The controller is used to control the temperature control branches at each level; Each level of the temperature control branch includes a medium container and at least one of a heat exchange component and a heating component. The temperature of at least one heat exchange medium in each level of the temperature control branch is different.

2. The temperature control system according to claim 1, characterized in that: Each level of the temperature control branch further includes: a first two-way valve, and the first two-way valve in each level of the temperature control branch is connected to the power component.

3. The temperature control system according to claim 2, characterized in that: Each level of the temperature control branch further includes: a first one-way valve, and the first one-way valve in each level of the temperature control branch is connected to the inlet of the medium container in the corresponding temperature control branch.

4. The temperature control system according to claim 3, characterized in that: Each level of the temperature control branch further includes: at least one of a temperature sensor, a flow sensor and a pressure sensor; The temperature sensor, the flow sensor and the pressure sensor in each level of the temperature control branch are arranged in the pipeline between the heating component and the first one-way valve in the corresponding temperature control branch.

5. The temperature control system according to claim 1, characterized in that: Each level of the temperature control branch also includes: a first three-way valve, wherein the first end of the first three-way valve in each level of the temperature control branch is connected to the outlet of the heating component of the corresponding temperature control branch, the second end is connected to the inlet of the medium container of the corresponding temperature control branch, and the third end is connected to the heat source side inlet of the heat exchange component of the next level of temperature control branch.

6. The temperature control system according to claim 5, characterized in that: Each level of the temperature control branch further includes: a first one-way valve, and the first one-way valve in each level of the temperature control branch is connected to the inlet of the medium container in the corresponding temperature control branch.

7. The temperature control system according to claim 6, characterized in that: Each level of temperature control branch also includes: at least one of a flow sensor and a pressure sensor; The flow sensor and the pressure sensor in each level of the temperature control branch are arranged in the pipeline between the first three-way valve and the first one-way valve in the corresponding temperature control branch; and / or, A temperature sensor, wherein the temperature sensor in each level of the temperature control branch is arranged in the pipeline between the first three-way valve and the heating component in the corresponding temperature control branch, or the temperature sensor in each level of the temperature control branch is arranged in the pipeline between the first one-way valve and the heating component.

8. The temperature control system according to any one of claims 1 to 7, characterized in that: The power assembly is arranged at the outlet of the medium container.

9. The temperature control system according to any one of claims 1 to 7, characterized in that: Also includes: A temperature channel corresponding to each level of temperature control branch, the temperature channel comprising: a second three-way valve and a second one-way valve; The first end of the second three-way valve is connected to the cold source side inlet of the heat exchange component in the corresponding temperature control branch, the second end of the second three-way valve is connected to the cold source side outlet of the heat exchange component in the temperature control branch, and the third end of the second three-way valve is connected to the inlet of the second one-way valve.

10. The temperature control system according to any one of claims 1 to 7, characterized in that: Also includes: A temperature channel corresponding to each level of temperature control branch, the temperature channel comprising: a second two-way valve and the second one-way valve; The first end of the second two-way valve is connected to the cold source side outlet of the heat exchange component in the corresponding temperature control branch, and the second end of the second two-way valve is connected to the inlet of the second one-way valve.

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