CN115303206B - Power management system, vehicle and power management method - Google Patents
Power management system, vehicle and power management method Download PDFInfo
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- CN115303206B CN115303206B CN202210761133.5A CN202210761133A CN115303206B CN 115303206 B CN115303206 B CN 115303206B CN 202210761133 A CN202210761133 A CN 202210761133A CN 115303206 B CN115303206 B CN 115303206B
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- 238000007726 management method Methods 0.000 title claims abstract description 91
- 238000009826 distribution Methods 0.000 claims abstract description 59
- 238000010248 power generation Methods 0.000 claims description 55
- 230000007958 sleep Effects 0.000 claims description 24
- 238000003860 storage Methods 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 14
- 238000012805 post-processing Methods 0.000 claims description 9
- 238000004378 air conditioning Methods 0.000 description 9
- 238000007781 pre-processing Methods 0.000 description 6
- 238000004891 communication Methods 0.000 description 4
- 230000000994 depressogenic effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 239000000295 fuel oil Substances 0.000 description 3
- 230000003750 conditioning effect Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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- 230000033228 biological regulation Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/03—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for
- B60R16/033—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for characterised by the use of electrical cells or batteries
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- Electric Propulsion And Braking For Vehicles (AREA)
- Direct Current Feeding And Distribution (AREA)
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Abstract
The invention provides a power management system, a vehicle and a power management method. The power management system includes: the power supply device is provided with a power supply output end; the power management controller is connected in series between the power supply output end and the ground wire; the regional distribution controller is at least one and is provided with at least one distribution output end, and the regional distribution controller is connected in series between the power supply output end and the ground wire; the intelligent vehicle-mounted electric equipment group is connected in series between the power distribution output end and the ground wire; the power management controller is communicated with the regional power distribution controller and the power supply device. The scheme ensures that the control of power supply equipment and electric equipment of the whole vehicle is more reasonable, and solves the problem of non-uniform management of vehicle equipment in the prior art.
Description
Technical Field
The invention relates to the technical field of vehicle design and manufacture, in particular to a power management system, a vehicle and a power management method.
Background
Currently, the whole vehicle power supply is generally divided into four gear modes of closing, accessory, ignition and starting. The accessory, the ignition and the starting are respectively provided with a corresponding power supply loop, and the external part can control whether the intelligent electric equipment works or not and is connected with the normal circuit. Each controller of the vehicle sleeps in the closing mode; in the accessory mode, the power is supplied by an electric accessory such as a wiper, an electric seat and the like; all electric equipment of the vehicle supplies power in an ignition mode; the starting is a transient mode, and the vehicle powertrain is ready to run at any time after starting. However, as more and more automobile electronic devices are provided, all electric equipment states of the whole automobile cannot be effectively managed by using 4 simple power modes and 4 simple power circuits. Because of the lack of unified management, the intelligent equipment and the non-intelligent equipment have the problems of work, non-unified sleep, unclear working state of the whole car, high energy consumption after the whole car is closed and the like.
Disclosure of Invention
The invention mainly aims to provide a power management system, a vehicle and a power management method, which are used for solving the technical problem that intelligent equipment and non-intelligent equipment of the vehicle are not uniformly managed in the prior art.
In order to achieve the above object, according to one aspect of the present invention, there is provided a power management system comprising: the power supply device is provided with a power supply output end; the power management controller is connected in series between the power supply output end and the ground wire; the regional distribution controller is at least one and is provided with at least one distribution output end, and the regional distribution controller is connected in series between the power supply output end and the ground wire; the intelligent vehicle-mounted electric equipment group is connected in series between the power distribution output end and the ground wire; the power management controller is communicated with the regional power distribution controller and the power supply device.
Further, the power supply device includes: one end of the storage battery is connected with the ground wire; and one end of the whole vehicle power generation device is connected with the ground wire, the other end of the whole vehicle power generation device and the other end of the storage battery are gathered at the power supply output end, and the whole vehicle power generation device is communicated with the power management controller.
Further, the power management system further includes: the intelligent vehicle-mounted electric equipment set is connected in series between the power supply output end and the ground wire, and is connected in parallel with the power management controller and communicated with the power management controller; and a fuse is arranged in series between at least one of the power management controller, the whole vehicle power generation device, the intelligent vehicle-mounted electric equipment group and the regional power distribution controller and the power supply output end.
Further, the regional power distribution controller includes: an arithmetic unit; the electronic safety switch is at least one, each power distribution output end is connected with one electronic safety switch, and the electronic safety switch is connected with the operation unit; the operation unit controls the on-off of the electronic safety switch to control the power on-off of the non-intelligent vehicle-mounted electric equipment group connected with the power distribution output end.
According to another aspect of the present invention, there is provided a vehicle having a power management system as described above.
According to another aspect of the present invention, there is provided a power management method for controlling the above power management system, the method comprising: collecting vehicle data information; determining a current whole vehicle mode of the vehicle according to the vehicle data information; based on the whole vehicle mode, a control instruction in a control instruction set is generated, and the control instruction is used for controlling whether the whole vehicle power generation device generates power or not.
Further, the whole vehicle mode comprises a whole vehicle sleep mode, and the method comprises the following steps: when the vehicle is determined to be in a whole vehicle sleep mode, generating a first control instruction in a control instruction set; the first control instruction is used for controlling the whole vehicle power generation device to stop generating power and enter a dormant state, and the regional power distribution controller is used for switching off all electronic safety switches and entering the dormant state, so that the intelligent vehicle-mounted electric equipment set enters the dormant state.
Further, the whole vehicle mode includes a whole vehicle low power consumption mode, and the method further includes: when the vehicle is determined to be in a low-power consumption mode of the whole vehicle, collecting the electric quantity of a storage battery and the electric quantity of a power battery of the vehicle; under the condition that the electric quantity of the storage battery and the electric quantity of the power battery meet preset conditions, generating a second control instruction in the control instruction set, wherein the second control instruction is used for controlling the whole vehicle power generation device to generate power, the regional power distribution controller is used for closing part of electronic safety switches, and at least part of intelligent vehicle-mounted electric equipment sets are in a working state.
Further, the whole vehicle mode comprises a whole vehicle working mode, a whole vehicle running ready mode, a whole vehicle running mode and a whole vehicle working pretreatment mode, and the method further comprises: under the condition that the vehicle is in any one of a whole vehicle working mode, a whole vehicle running ready mode, a whole vehicle running mode and a whole vehicle working pretreatment mode, generating a third control instruction in a control instruction set; and the third control instruction is used for controlling the whole vehicle power generation device to generate power, and the regional power distribution controller is used for closing all the electronic safety switches, so that at least part of the intelligent vehicle-mounted electric equipment sets are in a working state.
Further, the whole vehicle mode includes a whole vehicle post-operation mode, and the method further includes: when the vehicle is in the whole vehicle working post-processing mode, generating a fourth control instruction in the control instruction set, wherein the fourth control instruction is used for controlling the whole vehicle power generation device to stop generating power, the regional power distribution controller is used for closing all electronic safety switches, and at least part of the intelligent vehicle-mounted electric equipment set is in a working state.
By applying the technical scheme of the invention, the power control manager is communicated with the regional power distribution controller and the power supply device, so that the power control manager can simultaneously control the power supply condition of the power supply device and the power-on condition of the non-intelligent vehicle-mounted electric equipment group, thereby ensuring that the power supply equipment and the electric equipment of the whole vehicle are controlled more reasonably and the working state of the whole vehicle is more definite.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. In the drawings:
FIG. 1 shows a schematic diagram of an embodiment of a power management system according to the present invention;
fig. 2 shows a schematic diagram of the jump relationship of the whole vehicle mode according to the present invention.
Detailed Description
It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The invention will be described in detail below with reference to the drawings in connection with embodiments.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Exemplary embodiments according to the present application will now be described in more detail with reference to the accompanying drawings. These exemplary embodiments may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. It should be understood that these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of these exemplary embodiments to those skilled in the art, that in the drawings, it is possible to enlarge the thicknesses of layers and regions for clarity, and that identical reference numerals are used to designate identical devices, and thus descriptions thereof will be omitted.
As shown in fig. 1, according to an embodiment of the present application, a power management system is provided.
The power management system comprises a power supply device, a power management controller, a regional power distribution controller and a non-intelligent vehicle-mounted electric equipment group, wherein the power supply device is provided with a power supply output end; the power management controller is connected in series between the power supply output end and the ground wire; the area distribution controller is at least one and is provided with at least one distribution output end, and the area distribution controller is connected in series between the power supply output end and the ground wire; the intelligent vehicle-mounted electric equipment group is connected in series between the power distribution output end and the ground wire; the power management controller is communicated with the regional power distribution controller and the power supply device.
By applying the technical scheme of the embodiment, the power control manager is communicated with the regional power distribution controller and the power supply device, so that the power control manager can simultaneously control the power supply condition of the power supply device and the power-on condition of the non-intelligent vehicle-mounted electric equipment group, and the power supply equipment and the electric equipment of the whole vehicle are controlled more reasonably and the working state of the whole vehicle is clearer.
It should be noted that, in this embodiment, the non-intelligent vehicle-mounted electric equipment set can only be controlled by the regional power distribution controller to switch on or switch off the power supply, and when the non-intelligent vehicle-mounted electric equipment set is electrified, the non-intelligent vehicle-mounted electric equipment set is in a working state, that is, the non-intelligent vehicle-mounted electric equipment set cannot intelligently enter a sleep state. In addition, the ground line in the embodiment is the vehicle ground, and can provide a path for the current in the power management system to flow back to the negative electrode of the battery.
Further, the power supply device comprises a storage battery and a whole vehicle power generation device, and one end of the storage battery is connected with a ground wire; one end of the whole vehicle power generation device is connected with the ground wire, the other end of the whole vehicle power generation device and the other end of the storage battery are gathered at the power supply output end, and the whole vehicle power generation device is communicated with the power management controller. The storage battery can provide power for the whole vehicle when the whole vehicle power generation device does not work, and the whole vehicle power generation device plays roles in peak clipping, valley filling and stabilizing the current of a power supply output end after being started. Alternatively, it may be a generator, DCDC or other power generation device.
Further, the power management system further includes: the intelligent vehicle-mounted electric equipment set is connected in series between the power supply output end and the ground wire, and is connected in parallel with the power management controller and communicated with the power management controller; and a fuse is arranged in series between at least one of the power management controller, the whole vehicle power generation device, the intelligent vehicle-mounted electric equipment group and the regional power distribution controller and the power supply output end. The fuse protects related circuits and components when overcurrent occurs, reduces circuit damage, and avoids safety accidents.
It should be noted that, in this embodiment, the intelligent vehicle-mounted electric equipment set may intelligently enter a sleep state according to a network communication instruction sent by the power management controller to reduce power consumption, that is, the intelligent vehicle-mounted electric equipment set may be in a state of being electrified and not working.
Preferably, in an embodiment of the present application, a fuse is all set in series between the power management controller, the whole vehicle power generation device, the intelligent vehicle-mounted electric equipment set, the regional power distribution controller and the power supply output end, so that the safety and reliability of the power management system can be effectively improved.
Further, the regional power distribution controller comprises an operation unit and at least one electronic safety switch, each power distribution output end is connected with one electronic safety switch, and the electronic safety switch is connected with the operation unit; the operation unit controls the on-off of the electronic safety switch to control the power on-off of the non-intelligent vehicle-mounted electric equipment group connected with the power distribution output end.
It should be noted that, in order to facilitate the communication with the power management controller, the regional power distribution controller further includes a network communication unit, where the network communication unit receives the instruction of the power management controller, and controls the on-off of the electronic safety switch through the operation unit according to the instruction, so as to realize the on-off control of the non-intelligent vehicle-mounted electric equipment group. In practical applications, the regional power distribution controller may include regional control functions, such as actuators for pumps, valves, etc. or sensors for temperature, voltage, etc. in the region where the regional power distribution controller is located.
According to the power management system in the embodiment, the power management controller, the intelligent vehicle-mounted electric equipment groups, the regional power distribution controller and the power supply device, the regional power distribution controller controls the power supply of each non-intelligent vehicle-mounted electric equipment group through independent electronic insurance, and according to actual needs, the power management controller can independently control whether the whole vehicle power generation device in the power supply device generates power, control any one intelligent vehicle-mounted electric equipment group to be in a working state or a dormant state and control the power on/off of any one non-intelligent vehicle-mounted electric equipment group, so that unified management of the power supply device and the electric equipment of the whole vehicle is realized, and the working state of the whole vehicle is more definite.
According to another embodiment of the present application, a vehicle is provided, the vehicle having a power management system, the power management system being the power management system described above.
According to another embodiment of the present application, a power management method is provided, which is used for controlling the above power management system. The power management method comprises the following steps:
step S100, collecting vehicle data information;
step S200, determining a whole vehicle mode in which a vehicle is currently positioned according to vehicle data information;
step S300, based on the whole vehicle mode, a control instruction in a control instruction set is generated, wherein the control instruction is used for controlling whether the whole vehicle power generation device generates power or not.
By adopting the power management method in the embodiment, the current whole vehicle mode of the vehicle is determined according to the vehicle data information, and the control instruction is generated based on the whole vehicle mode of the vehicle, so that when the vehicle is in different whole vehicle modes, the whole vehicle power generation device is controlled to generate power according to the condition of the vehicle, and the stability of the power supply current of the vehicle is ensured.
Further, the whole vehicle mode includes a whole vehicle sleep mode, and in step S300, based on the whole vehicle mode, a control instruction in the control instruction set is generated, including:
step S310, when the vehicle is in the whole vehicle sleep mode, generating a first control instruction in a control instruction set, wherein the first control instruction is used for controlling a whole vehicle power generation device to stop generating power and enter a sleep state, a regional power distribution controller turns off all electronic safety switches and enters the sleep state, and an intelligent vehicle-mounted electric equipment group enters the sleep state.
That is, in the whole vehicle sleep mode in this embodiment, all the electric devices (including the intelligent vehicle-mounted electric device group and the non-intelligent vehicle-mounted electric device group) of the vehicle are not allowed to work, the intelligent vehicle-mounted electric device group is directly controlled by the power management controller to enter a sleep state, and the non-intelligent vehicle-mounted electric device group is disconnected by the correspondingly connected electronic safety switch to reach a power-off state. The power management controller generates a first control instruction and sends the first control instruction to the whole vehicle power generation device, the regional power distribution controller and the intelligent vehicle-mounted electric equipment set, the whole vehicle power generation device and the intelligent vehicle-mounted electric equipment set all enter a dormant state, the regional power distribution controller cuts off all electronic safety switches and enters the dormant state, and after the power management controller confirms that the whole vehicle power generation device, the regional power distribution controller and the intelligent vehicle-mounted electric equipment set all enter the dormant state, the power management controller enters the dormant state to maintain low power consumption.
Further, the whole vehicle mode includes a whole vehicle low power consumption mode, and in step S300, based on the whole vehicle mode, a control instruction in a control instruction set is generated, including:
step S320, when the vehicle is determined to be in the whole vehicle low power consumption mode, collecting the electric quantity of a storage battery and the electric quantity of a power battery of the vehicle;
step S321, under the condition that the electric quantity of the storage battery and the electric quantity of the power battery meet preset conditions, generating a second control instruction in the control instruction set, wherein the second control instruction is used for controlling the whole vehicle power generation device to generate power, the regional power distribution controller is used for closing part of the electronic safety switch, and at least part of the intelligent vehicle-mounted electric equipment set is in a working state.
It should be noted that, in the low power consumption mode of the whole vehicle in this embodiment, only the vehicle part functions are supported. For traditional fuel vehicles, functions such as heat management, light adjustment, vehicle body comfort and the like are supported. For the new energy vehicle, the functions of power generation, air conditioning, heat management, light adjustment, comfort of the vehicle body, power supplementing, charging and the like of the new energy vehicle are supported. The electric equipment supported by the whole car in the low power consumption mode but not activated with the related functions can sleep or cut off power supply. That is, in the low power consumption mode of the whole vehicle, according to the user demand, part of the intelligent vehicle-mounted electric equipment sets (for example, the intelligent vehicle-mounted electric equipment sets which are needed to be used by the user or the intelligent vehicle-mounted electric equipment sets which are activated by the user) are in a working state, and part of the intelligent vehicle-mounted electric equipment sets (for example, the intelligent vehicle-mounted electric equipment sets which are not needed to be used by the user) are still in a dormant state; the electronic safety switches corresponding to the part of the non-intelligent vehicle-mounted electric equipment sets (such as the non-intelligent vehicle-mounted electric equipment sets which are needed by users and the non-intelligent vehicle-mounted electric equipment sets which are needed to support the necessary functions of the whole vehicle in a low power consumption mode) are closed, and the electronic safety switches corresponding to the part of the non-intelligent vehicle-mounted electric equipment sets are opened so that the part of the non-intelligent vehicle-mounted electric equipment sets are in a power supply cut-off state.
In this embodiment, whether the whole vehicle power generation device generates electricity is determined by collecting the electric quantity of the storage battery and the electric quantity of the power battery of the vehicle and judging whether the preset condition is met, so that the whole vehicle power generation device intelligently generates electricity according to the balance of the electric quantity of the storage battery and the electric quantity of the power battery, and the effects of peak clipping, valley filling and current stabilization of the power generation device are achieved. It should be noted that, due to structural limitation, the conventional fuel-fired vehicle does not have the power generation function of the whole vehicle power generation device.
Further, the whole vehicle mode includes a whole vehicle operation mode, a whole vehicle running ready mode, a whole vehicle running mode, and a whole vehicle operation preprocessing mode, and in step S300, a control instruction in a control instruction set is generated based on the whole vehicle mode, including:
step S330, under the condition that the vehicle is in any one of the whole vehicle working mode, the whole vehicle running ready mode, the whole vehicle running mode and the whole vehicle working pretreatment mode, generating a third control instruction in the control instruction set, wherein the third control instruction is used for controlling the whole vehicle power generation device to generate power, the regional power distribution controller is used for closing all electronic insurance switches, and at least part of the intelligent vehicle-mounted electric equipment set is in a working state.
Specifically, in the whole vehicle working mode in this embodiment, all the controllers of the whole vehicle are in a working state, but the power system is not ready (not started), and a legal user performs the vehicle power-on operation. In the whole vehicle working mode, the traditional fuel oil vehicle supports all functions except running, power generation and air conditioning, such as heat management, light adjustment, vehicle comfort, information entertainment, vehicle height adjustment and the like; for the new energy vehicle, all functions except traveling are supported. Such as power generation, air conditioning, thermal management, light regulation, body comfort, infotainment, body height adjustment, charging functions, etc. In the whole vehicle working mode, the vehicle with the power battery can generate electricity through the whole vehicle power generation device.
Specifically, in the vehicle-ready mode of the present embodiment, the power system is generally started for a legitimate user. Starting the engine of the automobile with a single direct-drive power source; the capacitor of the motor direct-driving power source automobile is charged; the whole vehicle has all functions except charging and running. Such as power generation by a power generation device, air conditioning, heat management, light adjustment, comfort of a vehicle body, information entertainment, height adjustment of the vehicle body and the like.
Specifically, in the whole vehicle running mode in this embodiment, all the electric devices work. Typically a legitimate user is driving the vehicle. All functions except charging are supported. Such as driving, power generation by a power generation device, air conditioning, heat management, light adjustment, comfort of a vehicle body, information entertainment functions, height adjustment of the vehicle body and the like.
Specifically, the whole vehicle operation preprocessing mode in the embodiment is a transition mode from a whole vehicle low power consumption mode to a whole vehicle operation mode. Typically after a legitimate user enters the vehicle. In the mode, for the traditional fuel oil vehicle, all functions except driving, power generation, air conditioning and vehicle body height adjustment are supported, such as heat management, light adjustment, vehicle body comfort, information entertainment functions and the like; for new energy vehicles, all functions except traveling, air conditioning, and body height adjustment are supported. Such as power generation, thermal management, light conditioning, body comfort, infotainment, charging functions, etc.
In the whole vehicle working mode, the whole vehicle running ready mode, the whole vehicle running mode and the whole vehicle working pretreatment mode, all the non-intelligent vehicle-mounted electric equipment sets are electrified to work so as to support the necessary functions of the vehicle, and the power management controller controls the intelligent vehicle-mounted electric equipment sets corresponding to the required functions to be in a working state according to the user requirements, so that a plurality of intelligent vehicle-mounted electric equipment sets work according to the requirements, and the electric quantity loss is reduced.
Further, the whole vehicle mode includes a whole vehicle post-operation mode, and in step S300, based on the whole vehicle mode, a control instruction in a control instruction set is generated, including:
step S340, when the vehicle is in the whole vehicle working post-processing mode, generating a fourth control instruction in the control instruction set, wherein the fourth control instruction is used for controlling the whole vehicle power generation device to stop generating power, the regional power distribution controller is used for closing all electronic safety switches, and at least part of the intelligent vehicle-mounted electric equipment set is in a working state.
Specifically, the mode of post-processing of the whole vehicle in this embodiment is a transition mode from the whole vehicle working mode to the whole vehicle low power consumption mode, and is generally a mode when a legal user turns off the whole vehicle power supply but does not leave the vehicle in a short time. In the mode, for the traditional fuel oil vehicle, all functions except driving, power generation, air conditioning and vehicle body height adjustment are supported, such as heat management, light adjustment, vehicle body comfort, information entertainment functions and the like; for new energy vehicles, all functions except traveling, air conditioning, and body height adjustment are supported. Such as power generation, thermal management, light conditioning, body comfort, infotainment, charging functions, etc.
It should be noted that, the above-mentioned various modes of the whole vehicle can mutually jump, and when the vehicle meets the jump condition, the vehicle can jump from one mode of the whole vehicle to another mode of the whole vehicle. Fig. 2 shows a jump relation diagram between whole vehicle modes, as shown in fig. 2, the whole vehicle modes include a whole vehicle sleep mode 101, a whole vehicle low power consumption mode 102, a whole vehicle working mode 103, a whole vehicle working pretreatment mode 104, a whole vehicle running readiness mode 105, a whole vehicle running mode 106 and a whole vehicle working post-treatment mode 107, and jump conditions between the whole vehicle modes are as follows:
jump condition 108: when the vehicle satisfies the skip condition 108, the vehicle may skip from the whole vehicle sleep mode 101 to the whole vehicle low power consumption mode 102, specifically, the skip condition 108 may include that the user has an intention to use the vehicle in the sleep mode or that the vehicle detects a timed wake-up, wherein the user has an intention to use the vehicle in the sleep mode includes but is not limited to: remote control vehicles of physical or digital keys; unlocking and locking the vehicle; door or front cabin or trunk status changes; brake is stepped down; the dangerous alarm switch is pressed down; opening a charging port cover; the external charging and discharging gun is connected; pressing down the horn, etc.; the vehicle detection timing wake-up includes, but is not limited to: the vehicle sets the next minimum wake-up timing before entering the sleep mode last time, and if no artificial wake-up is performed during the period, the vehicle will wake-up itself at the end of the timing and detect the battery power, the vehicle information and the like.
Jump condition 109: when the vehicle satisfies the skip condition 109, the vehicle may skip from the whole vehicle low power consumption mode 102 to the whole vehicle sleep mode 101, specifically, the skip condition 109 may satisfy a preset condition for a waiting time after the vehicle stops all functions (including, but not limited to, a running function, an in-vehicle comfort function, and the like, which are required by a user for the function of the vehicle), that is, the vehicle automatically skips from the whole vehicle low power consumption mode 102 to the whole vehicle sleep mode 101 after stopping all functions for a period of time.
Jump condition 110: when the vehicle meets the jump condition 110, the vehicle can jump from the vehicle low power consumption mode 102 to the vehicle working mode 103, specifically, the jump condition 110 can perform a vehicle power-on operation for a legal user, for example, the legal user operates an entity or virtual power-on switch in a cab, receives a remote or remote control vehicle power-on request of the legal user, and the like.
Jump condition 111: when the vehicle meets the jump condition 111, the vehicle can jump from the whole vehicle working mode 103 to the whole vehicle low power consumption mode 102, specifically, the jump condition 111 can be that a legal user gets away from the vehicle, and when the current whole vehicle power-on is initiated by a remote or remote control, a remote or remote control vehicle power-off request of the legal user is received. The legal user getting away from the vehicle can comprise external locking, no key in the vehicle when the last vehicle door is closed, and the like.
Jump condition 112: when the vehicle satisfies the skip condition 112, the vehicle may skip from the whole vehicle operation mode 103 to the whole vehicle ready mode 105, and specifically, the skip condition 112 may be a start of a power system operated by a legal user, for example, the legal user operates an entity or virtual power system switch in a cab, a shift device acts, a brake pedal is depressed for a long time, a remote or remote control vehicle power system start request of the legal user is received, and the like.
Jump condition 113: when the vehicle satisfies the skip condition 113, the vehicle may skip from the vehicle-ready-to-drive mode 105 to the vehicle-in-vehicle operation mode 103, and specifically, the skip condition 113 may be a power system shutdown for a legitimate user, such as a physical or virtual power system shutdown switch in a driver's cabin being operated by the legitimate user, a gear entering a neutral or park, a vehicle power system shutdown request received by the legitimate user when the current startup is initiated by a remote or remote control, or the like.
Jump condition 114: when the vehicle satisfies the skip condition 114, the vehicle may skip from the low power consumption mode 102 to the pre-processing mode 104, and specifically, the skip condition 114 may be for the driver to enter the vehicle, for example, the driver door (i.e. the door corresponding to the driver's seat) is opened, and the key is inserted into the vehicle.
Jump condition 115: when the vehicle meets the skip condition 115, the vehicle may skip from the whole vehicle operation preprocessing mode 104 to the whole vehicle low power consumption mode 102, specifically, the skip condition 115 may be that the legal user leaves the vehicle or the function is stopped and the mode is kept for too long, wherein the legal user leaves the vehicle, including external locking, the last door is closed, the vehicle is not inserted with a key, and the like.
Jump condition 116: when the vehicle satisfies the skip condition 116, the vehicle may skip from the whole vehicle operation pre-processing mode 104 to the whole vehicle ready mode 105, and specifically, the skip condition 116 may skip operating the vehicle power-on direct operation power system for a legitimate user to start. For example, a legitimate user operates a physical or virtual powertrain switch in the cab, or a shifter is actuated, or a brake pedal is depressed for a long period of time; or a vehicle powertrain start request received from a remote or remote control by a legitimate user, etc.
Jump condition 117: when the vehicle meets the jump condition 117, the vehicle can jump from the vehicle working post-processing mode 107 to the vehicle low-power consumption mode 102, specifically, the jump condition 117 can be that the legal user leaves the vehicle or keeps the vehicle in the mode for too long time after the function stops, wherein the legal user leaves the vehicle, including external locking, the vehicle is not inserted with a key when the last door is closed, and the like.
Jump condition 118: when the vehicle satisfies the skip condition 118, the vehicle may skip from the whole vehicle travel readiness mode 105, and specifically, the skip condition 118 may perform a vehicle power-down operation for a legitimate user. For example: an entity or virtual power-down switch in the cab; or the entering of the whole vehicle working mode is caused by receiving a remote and remote control vehicle power-down request and the like when a remote and remote control entering request is received.
Jump condition 119: when the vehicle satisfies the skip condition 119, the vehicle may skip from the whole vehicle operation post-processing mode 107 to the whole vehicle ready-to-drive mode 105, and specifically, the skip condition 119 may skip operating the vehicle power-on direct operation power system for a legitimate user to start. For example: the legal user operates an entity or virtual power system switch in the cab, or the gear shifting device acts, or the brake pedal is depressed for a long time; or a remote, remote control vehicle powertrain start request by a legitimate user, etc.
Jump condition 120: when the vehicle satisfies the skip condition 120, the vehicle may skip from the whole vehicle operation preprocessing mode 104 to the whole vehicle operation mode 103, specifically, the skip condition 120 may perform a vehicle power-on operation for a legal user, for example: a legal user operates an entity or virtual power-on switch in a cab; or a remote, remote control vehicle power-on request by a legitimate user, etc.
Jump condition 121: when the vehicle satisfies the skip condition 121, the vehicle may skip from the whole vehicle operation mode 103 to the whole vehicle operation post-processing mode 107, specifically, the skip condition 121 may perform a vehicle power-down operation for a legal user, for example: an entity or virtual power-down switch in the cab; or the entering of the whole vehicle working mode is caused by receiving a remote and remote control vehicle power-down request and the like when a remote and remote control entering request is received.
Jump condition 122: when the vehicle satisfies the skip condition 122, the vehicle may skip from the vehicle operation post-processing mode 107 to the vehicle operation mode 103, specifically, the skip condition 122 may perform a vehicle power-on operation for a legal user, for example: a legal user operates an entity or virtual power-on switch in a cab; or a remote, remote control vehicle power-on request by a legitimate user, etc.
Jump condition 123: when the vehicle satisfies the skip condition 123, the vehicle may skip from the complete vehicle travel ready mode 105 to the complete vehicle travel mode 106, and specifically, the skip condition 123 may be that the vehicle travels. For example: the speed of the vehicle exceeds a certain value; or the wheel speed exceeds a certain value; or the rotation speed of the driving shaft exceeds a certain value; or the actual gear of the power system is a driving gear.
Jump condition 124: when the vehicle satisfies the skip condition 124, the vehicle may skip from the whole vehicle travel mode 106 to the whole vehicle travel ready mode 105, and in particular, the skip condition 124 may be that the vehicle is stopped. If the vehicle speed is smaller than a certain value; or the wheel speed is smaller than a certain value; or the rotation speed of the driving shaft is less than a certain value; or the actual gear of the power system is a non-driving gear.
Jump condition 125: when the vehicle satisfies the jump condition 125, the vehicle can jump from the whole vehicle running mode 106 to the whole vehicle working post-processing mode 107, specifically, the jump condition 125 can be that the legal user performs the vehicle power-down operation and the vehicle speed is less than a certain value. The legal user performs the vehicle power-down operation including: an entity or virtual power-down switch in the cab; or the entering of the whole vehicle working mode is caused by receiving a remote and remote control vehicle power-down request and the like when a remote and remote control entering request is received.
By adopting the power management method in the embodiment, the working states of the whole vehicle power generation device, the intelligent vehicle-mounted electric equipment set, the regional power distribution controller and the non-intelligent vehicle-mounted electric equipment set are determined according to the whole vehicle mode of the vehicle, intelligent management of all equipment is carried out, top-down vehicle equipment management is realized, unified management of work and sleep of all equipment is realized, the working state of the whole vehicle is more definite, and meanwhile, the energy consumption is reduced after the whole vehicle is closed.
Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
In addition to the foregoing, references in the specification to "one embodiment," "another embodiment," "an embodiment," etc., mean that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described in general terms in the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is intended that such feature, structure, or characteristic be implemented within the scope of the invention.
In the foregoing embodiments, the descriptions of the embodiments are emphasized, and for parts of one embodiment that are not described in detail, reference may be made to related descriptions of other embodiments.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A power management system, comprising:
a power supply device having a power supply output;
the power management controller is connected in series between the power supply output end and the ground wire;
the regional power distribution controller is at least one and is provided with at least one power distribution output end, and the regional power distribution controller is connected in series between the power supply output end and the ground wire;
the system comprises a power distribution output end, a ground wire, a non-intelligent vehicle-mounted electric equipment set, a power supply output end and a power supply output end, wherein the power distribution output end is connected with the ground wire in series;
the power management controller is communicated with the regional power distribution controller and the power supply device;
the intelligent vehicle-mounted electric equipment set is at least one and is connected in series between the power supply output end and the ground wire, and is arranged in parallel with the power management controller and communicated with the power management controller;
wherein, the power supply device includes:
the storage battery is connected with the ground wire at one end;
and one end of the whole vehicle power generation device is connected with the ground wire, the other end of the whole vehicle power generation device and the other end of the storage battery are gathered at the power supply output end, and the whole vehicle power generation device is communicated with the power management controller.
2. The power management system of claim 1, wherein,
and a fuse is arranged in series between at least one of the power management controller, the whole vehicle power generation device, the intelligent vehicle-mounted electric equipment group and the regional power distribution controller and the power supply output end.
3. The power management system of claim 1, wherein the regional power distribution controller comprises:
an arithmetic unit;
the electronic safety switch is at least one, each power distribution output end is connected with one electronic safety switch, and the electronic safety switch is connected with the operation unit;
and the operation unit controls the on-off of the electronic safety switch to control the power on-off of the non-intelligent vehicle-mounted electric equipment group connected with the power distribution output end.
4. A vehicle having a power management system, wherein the power management system is the power management system of any one of claims 1-3.
5. A power management method for controlling the power management system of any one of claims 1-3, the method comprising:
collecting vehicle data information;
determining a complete vehicle mode in which a vehicle is currently positioned according to the vehicle data information;
based on the whole vehicle mode, a control instruction in a control instruction set is generated, and the control instruction is used for controlling whether the whole vehicle power generation device generates power or not.
6. The power management method of claim 5, wherein the whole vehicle mode comprises a whole vehicle sleep mode, the method comprising:
when the vehicle is determined to be in the whole vehicle sleep mode, generating a first control instruction in the control instruction set;
the first control instruction is used for controlling the whole vehicle power generation device to stop generating power and enter a dormant state, the regional power distribution controller turns off all electronic safety switches and enters the dormant state, and the intelligent vehicle-mounted electric equipment set enters the dormant state.
7. The power management method of claim 5, wherein the whole vehicle mode comprises a whole vehicle low power mode, the method further comprising:
when the vehicle is determined to be in the whole vehicle low power consumption mode, collecting the electric quantity of a storage battery and the electric quantity of a power battery of the vehicle;
and under the condition that the electric quantity of the storage battery and the electric quantity of the power battery meet preset conditions, generating a second control instruction in the control instruction set, wherein the second control instruction is used for controlling the whole vehicle power generation device to generate power, the regional power distribution controller is used for closing part of electronic safety switches, and at least part of the intelligent vehicle-mounted electric equipment set is in a working state.
8. The power management method according to claim 5, wherein the whole vehicle mode includes a whole vehicle operation mode, a whole vehicle travel ready mode, a whole vehicle travel mode, a whole vehicle operation pretreatment mode, the method further comprising:
determining that the vehicle is in any one of the whole vehicle working mode, the whole vehicle running ready mode, the whole vehicle running mode and the whole vehicle working pretreatment mode, and generating a third control instruction in the control instruction set;
and the third control instruction is used for controlling the whole vehicle power generation device to generate power, the regional power distribution controller is used for closing all electronic safety switches, and at least part of the intelligent vehicle-mounted electric equipment group is in a working state.
9. The power management method of claim 5, wherein the vehicle mode includes a vehicle post-operation mode, the method further comprising:
and when the vehicle is in the whole vehicle working post-processing mode, generating a fourth control instruction in the control instruction set, wherein the fourth control instruction is used for controlling the whole vehicle power generation device to stop generating power, the regional power distribution controller is used for closing all electronic safety switches, and at least part of the intelligent vehicle-mounted electric equipment set is in a working state.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210761133.5A CN115303206B (en) | 2022-06-30 | 2022-06-30 | Power management system, vehicle and power management method |
| PCT/CN2023/096894 WO2024001635A1 (en) | 2022-06-30 | 2023-05-29 | Power source management system, vehicle and power source management method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202210761133.5A CN115303206B (en) | 2022-06-30 | 2022-06-30 | Power management system, vehicle and power management method |
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| CN115303206A CN115303206A (en) | 2022-11-08 |
| CN115303206B true CN115303206B (en) | 2024-03-19 |
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| CN202210761133.5A Active CN115303206B (en) | 2022-06-30 | 2022-06-30 | Power management system, vehicle and power management method |
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| WO (1) | WO2024001635A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114954315B (en) * | 2022-06-13 | 2024-03-26 | 中国第一汽车股份有限公司 | Whole vehicle power supply system and vehicle |
| CN115303206B (en) * | 2022-06-30 | 2024-03-19 | 中国第一汽车股份有限公司 | Power management system, vehicle and power management method |
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| CN115303206B (en) * | 2022-06-30 | 2024-03-19 | 中国第一汽车股份有限公司 | Power management system, vehicle and power management method |
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| CN115303206A (en) | 2022-11-08 |
| WO2024001635A1 (en) | 2024-01-04 |
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