Domain controller and vehicle

Abstract

The utility model provides a domain controller and a vehicle, and relates to the technical field of vehicles. The domain controller comprises a first power module, a second power module and a control chip, the first power module, the second power module and the control chip are packaged in a shell, the control chip is electrically connected with a first driving loop of the first power module, and the first driving loop is electrically connected with the first power module so as to carry out function integrated control on a vehicle-mounted charger and a DCDC converter; the control chip is electrically connected with a second driving loop of the second power module, the second driving loop is electrically connected with the second power module, and the second power module is electrically connected with the power motor so as to perform function integrated control on the power motor; the control chip is further electrically connected with the accelerator pedal, the gearbox, the air conditioner heat management system, the engine, the battery management system and the gateway so as to carry out function integrated control on the accelerator pedal, the gearbox, the air conditioner heat management system, the engine, the battery management system and the gateway, the integration degree of the domain controller is improved, and the whole vehicle cost and the wiring harness connection complexity are reduced.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of vehicles, in particular to a domain controller and a vehicle. BACKGROUND

[0002] Automobile intelligent manufacturing has become an inevitable trend of future development of the automobile industry. With more and more functions possessed by automobiles, the number of electronic control units (ECUs) has increased dramatically. At present, in order to meet the demand of the ECU whose number has increased dramatically, a plurality of functionally similar and separated ECUs are integrated into a processor hardware platform with stronger performance than the ECU to form a domain controller (Domain Control Unit, DCU for short), such as a power domain controller, a body domain controller and an information entertainment domain controller.

[0003] However, the inventors have found that in some scenarios, based on the existing domain controller, the vehicle has the problems of complex wire harness connection and high cost, and there is an urgent need to provide a new type of domain controller. CONTENT OF THE UTILITY MODEL

[0004] The present application provides a domain controller and a vehicle to solve the problem of complex wire harness connection and high cost in related technologies.

[0005] In a first aspect, the present application provides a domain controller, comprising: a first power module, a second power module and a control chip packaged in a shell; the control chip is electrically connected with a first drive circuit of the first power module, the first drive circuit is electrically connected with the first power module to perform function integrated control on a vehicle charger and a DCDC converter; the control chip is electrically connected with a second drive circuit of the second power module, the second drive circuit is electrically connected with the second power module, and the second power module is electrically connected with a power motor to perform function integrated control on the power motor; and the control chip is also electrically connected with an accelerator pedal, a gearbox, an air conditioning thermal management system, an engine, a battery management system and a gateway to perform function integrated control on the accelerator pedal, the gearbox, the air conditioning thermal management system, the engine, the battery management system and the gateway.

[0006] In a possible implementation manner, a plurality of core processors are integrated on the control chip, and the main chips corresponding to the vehicle charger, the DCDC converter, the accelerator pedal, the gearbox, the air conditioning thermal management system, the engine, the battery management system and the gateway are integrated in different core processors, and the signal interaction between different main chips is realized through inter-core communication.

[0007] In a possible implementation manner, a cooling pipeline is arranged in the shell, and the first power module and the second power module are arranged close to the cooling pipeline to dissipate heat through the cooling pipeline.

[0008] In a possible implementation, the cooling pipeline divides the shell into at least two cavities, and the first power module and the second power module are arranged in different cavities.

[0009] In a possible implementation, the at least two cavities include an upper cavity and a lower cavity, the first power module is arranged in the upper cavity, and the second power module and the control chip are arranged in the lower cavity; or, the first power module and the control chip are arranged in the upper cavity, and the second power module is arranged in the lower cavity.

[0010] In a possible implementation, the power motor includes a first power motor and a second power motor; the control chip is electrically connected to the second drive circuit of the different second power modules, and the different second power modules are electrically connected to the first power motor or the second power motor.

[0011] In a possible implementation, the domain controller further includes a filter assembly, the filter assembly being connected to the first power module and the second power module; the filter assembly is configured to filter an electrical signal input to the first power module and / or the second power module.

[0012] In a possible implementation, the control chip is arranged on a control board, and the control board further has a power supply circuit, a communication circuit, a wake-up circuit, and a third drive circuit electrically connected to the control chip.

[0013] In a possible implementation, the components controlled by the control chip share at least one of the power supply circuit, the communication circuit, the wake-up circuit, and the third drive circuit.

[0014] In a possible implementation, the domain controller further includes a shielding plate, the shielding plate being mechanically connected to the control board, and the shielding plate is configured to isolate the control board.

[0015] In a second aspect, the application provides a vehicle, including a vehicle body and the domain controller provided in the first aspect.

[0016] The domain controller and the vehicle provided by the application, the domain controller comprises a first power module, a second power module and a control chip which are packaged in a shell, wherein the control chip is electrically connected with a first drive circuit of the first power module, the first drive circuit is electrically connected with the first power module to control the function integration of the on-board charger and the DCDC converter; the control chip is electrically connected with a second drive circuit of the second power module, the second drive circuit is electrically connected with the second power module, and the second power module is electrically connected with the power motor to control the function integration of the power motor; and the control chip is also electrically connected with an accelerator pedal, a gearbox, an air conditioner thermal management system, an engine, a battery management system and a gateway to control the function integration of the accelerator pedal, the gearbox, the air conditioner thermal management system, the engine, the battery management system and the gateway. According to the application, the functions corresponding to the on-board charger, the DCDC converter, the accelerator pedal, the gearbox, the air conditioner thermal management system, the engine, the power motor, the battery management system and the gateway are integrated in the control chip of the domain controller, the integrated modularization of the domain control system is realized, the integration degree of the domain controller is improved, and the whole vehicle cost and the complexity of the wire harness connection are reduced. BRIEF DESCRIPTION OF DRAWINGS

[0017] The accompanying drawings, which are incorporated herein and form a part of the specification, illustrate embodiments consistent with the present application and, together with the description, further serve to explain the principles of the application.

[0018] Figure 1 Structure diagram of the domain controller provided by the embodiment of the application Figure 1 ;

[0019] Figure 2 Structure diagram of the domain controller provided by the embodiment of the application Figure 2 ;

[0020] Figure 3 Structure diagram of the domain controller provided by the embodiment of the application Figure 3 ;

[0021] Figure 4 Structure diagram of the vehicle provided by the embodiment of the application.

[0022] Through the above-mentioned drawings, the specific embodiments of the application have been shown, and more detailed descriptions will be given hereinafter. These drawings and textual descriptions are not intended to limit the scope of the concept of the application by any means, but to illustrate the concept of the application to those skilled in the art by referring to specific embodiments. DETAILED DESCRIPTION

[0023] Exemplary embodiments will now be described in detail, examples of which are illustrated in the accompanying drawings. When the following description relates to the drawings, unless otherwise indicated, the same numbers in different drawings denote the same or similar elements. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with this application. Rather, they are merely examples of apparatuses and methods consistent with some aspects of this application as detailed in the appended claims.

[0024] In some related technologies, the vehicle's domain controller integrates one or more of the following: a dual-motor controller, an on-board charger, a DC-DC converter, and a transmission controller. However, this domain controller has a low level of integration, resulting in higher overall vehicle costs and complex vehicle wiring harness connections.

[0025] Based on the problems existing in related technologies, the embodiments of this application integrate the on-board charger, DC-DC converter, accelerator pedal, gearbox, air conditioning thermal management, engine, power motor, battery management system and gateway to form an all-in-one domain controller, realize the integrated modularization of the domain control system, improve the integration degree of the domain controller, and at the same time reduce the overall vehicle cost and the complexity of wiring harness connection.

[0026] The domain controller provided in this application will be described in detail below with reference to specific embodiments.

[0027] Figure 1 A schematic diagram of the domain controller provided in the embodiments of this application. Figure 1 .like Figure 1 As shown, the domain controller includes a first power module, a second power module, and a control chip encapsulated within a housing.

[0028] Specifically, the control chip is electrically connected to the first drive circuit of the first power module, and the first drive circuit is electrically connected to the first power module to perform integrated control of the on-board charger and the DC-DC converter; the control chip is electrically connected to the second drive circuit of the second power module, the second drive circuit is electrically connected to the second power module, and the second power module is electrically connected to the power motor to perform integrated control of the power motor; the control chip is also electrically connected to the accelerator pedal, transmission, air conditioning thermal management system, engine, battery management system, and gateway to perform integrated control of the accelerator pedal, transmission, air conditioning thermal management system, engine, battery management system, and gateway.

[0029] For example, the housing can be a single-layer housing.

[0030] For example, the control chip can also be described as the main control chip.

[0031] It can be understood that the control chip provided by the embodiments of the present application can be a main control chip of a control chip integrated with an on-board charger, a control chip of a DCDC converter, a control chip of an accelerator pedal, a control chip of a gearbox controller, a control chip of an air conditioning thermal management control module, a control chip of an engine control module, a control chip of a power motor controller, a control chip of a battery management system, and a control chip of a gateway. The control chip of the accelerator pedal can be a control chip of a vehicle controller.

[0032] For example, the first power module is integrated with a power module of an on-board charger and a power module of a DCDC converter, that is, the on-board charger and the DCDC converter can share the first power module.

[0033] For example, the first power module can be an OD power module.

[0034] For example, the first drive circuit is arranged on the first drive board, and the first drive board is electrically connected with the first power module.

[0035] In a possible implementation, the control chip sends a corresponding control signal to the first drive circuit, and the first drive circuit controls the switching state of the first power module according to the control signal to control the on-board charger to charge the power battery of the vehicle and / or control the DCDC converter to supply power to the storage battery of the vehicle.

[0036] For example, the second power module can include a first power motor power module and a second power motor power module. The first power motor power module can be a P1 motor power module, and the second power motor power module can be a P3 motor power module.

[0037] For example, the first power motor power module and the second power motor power module can be arranged side by side on the same plane.

[0038] For example, the second drive circuit is arranged on the second drive board, and the second drive board is electrically connected with the second power module.

[0039] In a possible implementation, the control chip sends a corresponding control signal to the second drive circuit, and the second drive circuit controls the switching state of the second power module according to the control signal to control the power motor.

[0040] For example, the first drive circuit and the second drive circuit can be high-voltage drive circuits.

[0041] The domain controller comprises a first power module, a second power module and a control chip packaged in a shell. The control chip is electrically connected with a first drive circuit of the first power module. The first drive circuit is electrically connected with the first power module to control the function integration of the on-board charger and the DCDC converter. The control chip is electrically connected with a second drive circuit of the second power module. The second drive circuit is electrically connected with the second power module. The second power module is electrically connected with the power motor to control the function integration of the power motor. The control chip is also electrically connected with the accelerator pedal, the gearbox, the air conditioner thermal management system, the engine, the battery management system and the gateway to control the function integration of the accelerator pedal, the gearbox, the air conditioner thermal management system, the engine, the battery management system and the gateway. In the embodiment of the application, the functions corresponding to the on-board charger, the DCDC converter, the accelerator pedal, the gearbox, the air conditioner thermal management system, the engine, the power motor, the battery management system and the gateway are integrated in the control chip of the domain controller to realize the integrated modularization of the domain control system, improve the integration of the domain controller, and reduce the complexity of the wire harness connection and the vehicle cost.

[0042] For example, the domain controller can be arranged in the front compartment of the vehicle.

[0043] For example, the integrated domain controller can be connected with the heat pump, the low-voltage storage battery, the high-voltage storage battery and the DCAC converter of the vehicle.

[0044] It can be understood that the domain controller provided by the embodiment of the application can be a ten-in-one domain controller.

[0045] In a possible implementation, the domain controller provided by the embodiment of the application can further integrate a power distribution unit (PDU) to form an eleven-in-one domain controller.

[0046] Optionally, a plurality of core processors are integrated on the control chip. The main chips corresponding to the on-board charger, the DCDC converter, the accelerator pedal, the gearbox, the air conditioner thermal management system, the engine, the battery management system and the gateway are integrated in different core processors. The signal interaction between different main chips is realized through inter-core communication.

[0047] For example, each core processor is provided with different algorithms, and each core processor can independently execute control instructions.

[0048] In a possible implementation, the number of core processors integrated on the control chip can be the same as the number of components controlled by the control chip.

[0049] It should be noted that the number of core processors on the control chip is not limited in the embodiments of the present application, and can be determined according to actual application requirements.

[0050] It can be understood that in the domain controller provided by the embodiments of the present application, the control chip uses inter-chip communication to enable the vehicle charger, the DCDC converter, the whole vehicle, the gearbox, the air conditioning thermal management, the engine, the power motor, the battery management system, and the gateway to interact without passing through the CAN bus, thereby reducing the load rate of the CAN bus in the vehicle and reducing the cost of the whole vehicle.

[0051] Optionally, the shell is provided with a cooling pipeline, and the first power module and the second power module are arranged close to the cooling pipeline to dissipate heat through the cooling pipeline.

[0052] It can be understood that in the domain controller provided by the embodiments of the present application, the first power module and the second power module share the same cooling pipeline.

[0053] Illustratively, the cooling pipeline can be arranged between the first power module and the second power module.

[0054] Illustratively, the cooling pipeline and the first power module and the second power module are connected by bolts.

[0055] Illustratively, the heat dissipation material used by the cooling pipeline can be a metal material.

[0056] Illustratively, the cooling of the first power module and the second power module is achieved by adding a cooling liquid in the cooling pipeline.

[0057] Illustratively, the cooling liquid can be cooling water, and correspondingly, the cooling pipeline can also be described as a water channel.

[0058] Illustratively, the cooling liquid can also be cooling oil.

[0059] The embodiments of the present application do not limit the cooling liquid added in the cooling pipeline, and can be determined according to actual application requirements.

[0060] Illustratively, the outer side wall of the cooling pipeline can be coated with a heat-conducting adhesive to dissipate heat from the first power module and the second power module.

[0061] Optionally, the cooling pipeline divides the shell into at least two cavities, and the first power module and the second power module are arranged in different cavities.

[0062] Illustratively, the at least two cavities can be arranged in layers.

[0063] It can be understood that, by layering the shell of the domain controller, the integrated domain controller structure is compact, and the vehicle space utilization can be improved.

[0064] Optionally, the at least two cavities include an upper cavity and a lower cavity, the first power module is arranged in the upper cavity, and the second power module and the control chip are arranged in the lower cavity; or, the first power module and the control chip are arranged in the upper cavity, and the second power module is arranged in the lower cavity.

[0065] Optionally, the first power module and the second power module are arranged adjacently in different cavities.

[0066] Optionally, the power motor includes a first power motor and a second power motor; the control chip is electrically connected with a second driving circuit of a different second power module, and the different second power module is electrically connected with the first power motor or the second power motor.

[0067] Optionally, the first power motor can be a P1 motor, and the second power motor can be a P3 motor.

[0068] Optionally, the first power motor can be used for starting the engine and providing light electric auxiliary for the vehicle; and the second power motor can be used for driving the vehicle alone, so that the vehicle realizes pure electric driving.

[0069] Optionally, the second power module includes a first power motor power module and a second power motor power module, and correspondingly, the second driving circuit includes a driving circuit of the first power motor power module and a driving circuit of the second power motor power module.

[0070] Optionally, the control chip is electrically connected with the driving circuit of the first power motor power module, the first power motor power module is electrically connected with the first power motor, so as to control the first power motor; the control chip is electrically connected with the driving circuit of the second power motor power module, and the second power motor power module is electrically connected with the second power motor, so as to control the second power motor.

[0071] Optionally, one end of the first power motor power module is connected with an output end of a bus voltage detection circuit, and the other end of the first power motor power module is connected with the first power motor such as a P1 motor; one end of the second power motor power module is connected with the output end of the bus voltage detection circuit, and the other end of the second power motor power module is connected with the second power motor such as a P3 motor.

[0072] Optionally, the first power motor power module and the second power motor power module can be inverters, the first power motor power module is used for converting direct current provided by a battery into alternating current required by the first power motor, and the second power motor power module is used for converting direct current provided by the battery into alternating current required by the second power motor.

[0073] Optionally, the domain controller provided by the embodiment of the present application further comprises: a filter component connected with the first power module and the second power module; the filter component is configured to filter the electrical signal input into the first power module and / or the second power module.

[0074] Illustratively, the filter component is electrically connected with the first power module and the second power module through a copper bar.

[0075] Illustratively, the filter component can be a capacitor and other filters, etc. The type of the filter component in the domain controller provided by the embodiment of the present application is not limited, and can be determined according to actual application requirements.

[0076] Illustratively, the electrical signal can be a current signal or a voltage signal.

[0077] In a possible implementation, one end of the filter component is connected with an input end of a direct current bus detection loop, and the other end of the filter component is connected with the first power module and the second power module.

[0078] Optionally, the control chip is arranged on a control board, and the control board is further provided with a power loop, a communication loop, a wake-up loop and a third driving loop which are electrically connected with the control chip.

[0079] Illustratively, the control board is a low-voltage control board.

[0080] Illustratively, the third driving loop can be a low-voltage driving loop.

[0081] It can be understood that the domain controller provided by the embodiment of the present application can comprise the first power module, the second power module and the control board arranged in the same housing, wherein the control board is provided with the control chip and the power loop, the communication loop, the wake-up loop and the third driving loop which are used to assist the work of the control chip.

[0082] Illustratively, the first power module is arranged in the upper layer cavity, the second power module and the control board are arranged in the lower layer cavity; or the first power module and the control board are arranged in the upper layer cavity, and the second power module is arranged in the lower layer cavity.

[0083] In the domain controller provided by the embodiment of the present application, the same housing is arranged as the upper layer cavity and the lower layer cavity, and the first power module, the second power module and the control board provided with the control chip and the power loop, the communication loop, the wake-up loop and the third driving loop which are used to assist the work of the control chip are arranged in layers, so that the integrated domain controller is compact in structure and the space utilization of the integrated domain controller is improved.

[0084] Optionally, the control chip controls at least one of the power loop, the communication loop, the wake-up loop, and the third driving loop shared by the components.

[0085] For example, the control board adopts a circuit multiplexing design, and the control chip can share one or more of the power loop, the communication loop, the wake-up loop, and the third driving loop when controlling at least two of the on-board charger, the DCDC converter, the accelerator pedal, the gearbox, the air conditioner thermal management, the engine, the power motor, the battery management system, and the gateway.

[0086] Optionally, the domain controller provided in the embodiments of the present application further includes a shielding plate, which is mechanically connected to the control board and is used to isolate the control board.

[0087] In one possible implementation, when the first power module and the control board are arranged in the same cavity, the shielding plate is used to isolate the first power module and the control board; in another possible implementation, when the second power module and the control board are arranged in the same cavity, the shielding plate is used to isolate the second power module and the control board.

[0088] For example, the shielding plate is connected to the control board and the first power module or the second power module by bolts.

[0089] It can be understood that the first driving loop of the first power module, the second driving loop of the second power module, and the loop arranged on the control board are a high-voltage driving loop and a low-voltage control loop, respectively. Therefore, the shielding plate is arranged between the power module and the control board to isolate the high-voltage driving loop and the low-voltage control loop. The low-voltage control loop can be one or more of the power loop, the communication loop, the wake-up loop, and the third driving loop arranged on the control board.

[0090] In summary, the domain controller provided in the embodiments of the present application will be further described below. Figure 2 The domain controller provided in the embodiments of the present application will be further described below.

[0091] Figure 2 The structure of the domain controller provided in the embodiments of the present application is shown in Figure 2 . As Figure 3 shown, the domain controller includes a first power module, a second power module, a control board, a cooling pipeline, a shielding plate, and a filter assembly.

[0092] The first power module comprises a first drive board (not shown in the figure), the first drive board is electrically connected with the first power module, and the first drive board is provided with a first drive circuit; the second power module comprises a second drive board (not shown in the figure), the second drive board is electrically connected with the second power module, and the second drive board is provided with a second drive circuit; the control board is provided with a control chip and a power supply loop, a communication loop, a wake-up loop and a third drive loop for assisting the work of the control chip.

[0093] The second power module comprises a first power motor power module and a second power motor power module, and the first power motor power module and the second power motor power module respectively comprise corresponding drive boards, and the corresponding drive boards are respectively provided with corresponding drive circuits.

[0094] The specific implementation modes of the function integration control of the vehicle-mounted charger, the DCDC converter, the accelerator pedal, the gearbox, the air conditioner thermal management system, the engine, the power motor, the battery management system and the gateway are similar to the above, and will not be described herein.

[0095] For example, the first power module, the second power module, the control board, the cooling pipeline, the shielding plate and the filter assembly are arranged in the same single-layer shell.

[0096] For example, the single-layer shell comprises different cavities such as an upper cavity and a lower cavity, and the first power module and the second power module are arranged in different cavities.

[0097] For example, the cooling pipeline is arranged between the first power module and the second power module.

[0098] For example, the first power module is arranged in the upper cavity, and the second power module and the control board are arranged in the lower cavity.

[0099] For example, the shielding plate is arranged between the second power module and the control board, and is used for shielding the second power module and the control board.

[0100] For example, the filter assembly is connected with the first power module and the second power module.

[0101] Figure 3 The structure of the domain controller provided in the embodiment of the application is shown in Figure 4 . As Figure 4 shown, the domain controller comprises a first power module, a second power module, a control board, a cooling pipeline, a shielding plate and a filter assembly.

[0102] The first power module comprises a first drive board (not shown in the figure), the first drive board is electrically connected with the first power module, and the first drive board is provided with a first drive circuit; the second power module comprises a second drive board (not shown in the figure), the second drive board is electrically connected with the second power module, and the second drive board is provided with a second drive circuit; the control board is provided with a control chip and a power supply loop, a communication loop, a wake-up loop and a third drive loop for assisting the work of the control chip.

[0103] The second power module comprises a first power motor module and a second power motor module, and the first power motor module and the second power motor module respectively comprise corresponding drive boards, and the corresponding drive boards are respectively provided with corresponding drive circuits.

[0104] The specific implementation modes of the function integration control of the on-board charger, the DCDC converter, the accelerator pedal, the gearbox, the air conditioning thermal management system, the engine, the power motor, the battery management system and the gateway are similar to the above, and will not be described here.

[0105] For example, the first power module, the second power module, the control board, the cooling pipeline, the shielding plate and the filter assembly are arranged in the same single-layer shell.

[0106] For example, the single-layer shell comprises different cavities such as an upper cavity and a lower cavity, and the first power module and the second power module are arranged in different cavities.

[0107] For example, the cooling pipeline is arranged between the first power module and the second power module.

[0108] For example, the first power module and the control board are arranged in the upper cavity, and the second power module is arranged in the lower cavity.

[0109] For example, the shielding plate is arranged between the first power module and the control board, and is used for shielding the first power module and the control board.

[0110] For example, the filter assembly is connected with the first power module and the second power module.

[0111] In summary, the domain controller provided by the embodiments of the present application can achieve the beneficial effects as follows:

[0112] Firstly, by arranging the all-in-one domain controller on the vehicle, the domain control system integration module is realized, the integration degree of the domain controller in the vehicle is improved, and the complexity of the wire harness connection is reduced.

[0113] Secondly, by integrating the hardware and software functions of the on-board charger, DC-DC converter, accelerator pedal, gearbox, air conditioning thermal management system, engine, power motor, battery management system and gateway into the same housing, the amount of high-voltage connectors, high-voltage cables, metal housings and electronic materials used can be reduced, thereby reducing the overall vehicle cost and improving the overall vehicle lightweighting.

[0114] Thirdly, the domain controller's control chip uses inter-chip communication, which eliminates the need for various components such as the on-board charger, DC-DC converter, vehicle, transmission, air conditioning thermal management system, engine, power motor, battery management system, and gateway to interact via the CAN bus, thereby reducing the load rate of the CAN bus in the vehicle and reducing the overall vehicle cost.

[0115] Fourthly, the control board in the integrated domain controller adopts a circuit reuse design, which allows the control chip to share one or more of the following when controlling the on-board charger, DC-DC converter, vehicle, transmission, air conditioning thermal management system, engine, power motor, battery management system and gateway: power circuit, communication circuit, wake-up circuit and third drive circuit. This can improve the space utilization of the vehicle and reduce the cost of the vehicle.

[0116] Fifthly, by layering the domain controller housing, the integrated domain controller structure becomes more compact, which can improve the overall vehicle space utilization.

[0117] Optionally, embodiments of this application also provide a vehicle, which includes a vehicle body and a domain controller provided in the above embodiments.

[0118] For example, the vehicle can be a hybrid vehicle.

[0119] The following is combined Figure 4 The structure of the vehicle provided in the embodiments of this application will be described.

[0120] Figure 4 This is a structural schematic diagram of a vehicle provided in an embodiment of this application. ​ As shown, the vehicle includes a vehicle body 40, a heat pump 41, a domain controller 42, a low-voltage battery 43, a high-voltage battery 44, and a DC-AC converter 45.

[0121] The domain controller is connected to the heat pump, low-voltage battery, high-voltage battery, and DC-AC converter, respectively.

[0122] For example, the domain controller is similar to the one described above, and will not be repeated here.

[0123] like ​ As shown, the domain controller, heat pump, and low-voltage battery are located in the front compartment of the vehicle, while the DC-AC converter is located in the rear compartment.

[0124] It should be understood that many variations can be made in the application described above without departing from the scope of the present application. It is to be understood that this application is not limited to particular examples, arrangements or embodiments described, as such, which can vary. The terms "comprising," "including," and "having" and their derivatives, as used herein, are intended to be equivalent in meaning to the term "consisting only of." It is also to be understood that the terminology used herein is for the purpose of describing particular embodiments only, and is not intended to be limiting, since the scope of the present application will be limited only by the appended claims.

Claims

1. A domain controller, characterized in that, include: A first power module, a second power module, and a control chip are encapsulated within a housing; The control chip is electrically connected to the first drive circuit of the first power module, and the first drive circuit is electrically connected to the first power module to perform integrated control of the on-board charger and the DC-DC converter. The control chip is electrically connected to the second drive circuit of the second power module, the second drive circuit is electrically connected to the second power module, and the second power module is electrically connected to the power motor to perform integrated functional control of the power motor. The control chip is also electrically connected to the accelerator pedal, transmission, air conditioning thermal management system, engine, battery management system, and gateway to perform integrated functional control of the accelerator pedal, transmission, air conditioning thermal management system, engine, battery management system, and gateway.

2. The domain controller according to claim 1, characterized in that, The control chip integrates multiple core processors. The main chips corresponding to the on-board charger, the DC-DC converter, the accelerator pedal, the gearbox, the air conditioning thermal management system, the engine, the battery management system, and the gateway are integrated in different core processors. Signal interaction between different main chips is achieved through inter-core communication.

3. The domain controller according to claim 1, characterized in that, The housing is provided with cooling pipes, and the first power module and the second power module are arranged close to the cooling pipes to dissipate heat from the first power module and the second power module through the cooling pipes.

4. The domain controller according to claim 3, characterized in that, The cooling pipes divide the housing into at least two cavities, with the first power module and the second power module disposed in different cavities.

5. The domain controller according to claim 4, characterized in that, The at least two cavities include an upper cavity and a lower cavity, with the first power module disposed in the upper cavity and the second power module and the control chip disposed in the lower cavity; or, the first power module and the control chip disposed in the upper cavity and the second power module disposed in the lower cavity.

6. The domain controller according to any one of claims 1 to 4, characterized in that, The power motor includes a first power motor and a second power motor; The control chip is electrically connected to the second drive circuit of different second power modules, and different second power modules are electrically connected to the first power motor or the second power motor.

7. The domain controller according to any one of claims 1 to 4, characterized in that, Also includes: A filter assembly is connected to the first power module and the second power module; the filter assembly is used to filter electrical signals input to the first power module and / or the second power module.

8. The domain controller according to any one of claims 1 to 4, characterized in that, The control chip is mounted on the control board, which is also equipped with a power supply circuit, a communication circuit, a wake-up circuit, and a third drive circuit that are electrically connected to the control chip.

9. The domain controller according to claim 8, characterized in that, The components controlled by the control chip share at least one of the power supply circuit, the communication circuit, the wake-up circuit, and the third drive circuit.

10. The domain controller according to claim 8, characterized in that, Also includes: A shielding plate is mechanically connected to the control board, and the shielding plate is used to isolate the control board.

11. A vehicle, characterized in that, Includes the vehicle body and the domain controller as described in any one of claims 1 to 10.

Images