CN111137266B - Control method, device and equipment of vehicle air processing unit and vehicle - Google Patents

Control method, device and equipment of vehicle air processing unit and vehicle Download PDF

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Publication number
CN111137266B
CN111137266B CN201911329216.1A CN201911329216A CN111137266B CN 111137266 B CN111137266 B CN 111137266B CN 201911329216 A CN201911329216 A CN 201911329216A CN 111137266 B CN111137266 B CN 111137266B
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vehicle
air
mode
working mode
slope
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CN111137266A (en
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张惊寰
张鹏
陈首刚
王聪
冯倩
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FAW Jiefang Automotive Co Ltd
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FAW Jiefang Automotive Co Ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
    • B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
    • B60T13/24—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release the fluid being gaseous
    • B60T13/26—Compressed-air systems
    • B60T13/40—Compressed-air systems indirect, i.e. compressed air booster units indirect systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
    • B60G11/26—Resilient suspensions characterised by arrangement, location or kind of springs having fluid springs only, e.g. hydropneumatic springs
    • B60G11/27—Resilient suspensions characterised by arrangement, location or kind of springs having fluid springs only, e.g. hydropneumatic springs wherein the fluid is a gas
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
    • B60W40/02—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to ambient conditions
    • B60W40/06—Road conditions
    • B60W40/076—Slope angle of the road
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/50—Power-operated mechanisms for wings using fluid-pressure actuators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
    • B60G2202/10—Type of spring
    • B60G2202/15—Fluid spring
    • B60G2202/152—Pneumatic spring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2710/00—Output or target parameters relating to a particular sub-units
    • B60W2710/18—Braking system
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2710/00—Output or target parameters relating to a particular sub-units
    • B60W2710/22—Suspension systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2710/00—Output or target parameters relating to a particular sub-units
    • B60W2710/30—Auxiliary equipments

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Automation & Control Theory (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Vehicle Body Suspensions (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

The embodiment of the invention discloses a control method, a control device and a control equipment of a vehicle air processing unit and a vehicle. The method comprises the following steps: acquiring map data in a set range in front of a vehicle; determining grade information from the map data; determining a target operating mode of a vehicle air handling unit based on the grade information; and if the target working mode is different from the current working mode, controlling the air processing unit to jump to the target working mode. According to the control method of the vehicle air processing unit, the target working mode of the vehicle air processing unit is determined according to the gradient information of the road in front of the vehicle, so that the energy consumption of the vehicle can be reduced, and the dynamic property of the vehicle can be improved.

Description

Control method, device and equipment of vehicle air processing unit and vehicle
Technical Field
The embodiment of the invention relates to the technical field of intelligent vehicle control, in particular to a control method, a control device, control equipment and a vehicle for a vehicle air processing unit.
Background
At present, compressed air is commonly used as driving force of commercial vehicles so as to realize control of a brake system, a vehicle door and an air suspension system of the vehicle. Among them, a vehicle Air Processing Unit (APU) is used to provide dry and clean compressed Air to ensure the normal operation of the vehicle.
In the prior art, the working process of the air treatment unit is as follows: and determining the pressure of the compressed air required by the current working condition according to the running condition of the whole vehicle, and further controlling the electromagnetic valve to carry out inflation, unloading and regeneration control on the air processing unit. The passive follow-up whole car operating condition controls, and such mode can increase the energy consumption of vehicle, and can reduce the dynamic property of vehicle to a certain extent.
Disclosure of Invention
The embodiment of the invention provides a control method, a control device and control equipment of a vehicle air processing unit and a vehicle, which can reduce the energy consumption of the vehicle and improve the dynamic property of the vehicle.
In a first aspect, an embodiment of the present invention provides a control method for a vehicle air processing unit, including:
acquiring map data in a set range in front of a vehicle;
determining grade information from the map data;
determining a target operating mode of a vehicle air handling unit based on the grade information;
and if the target working mode is different from the current working mode, controlling the air processing unit to jump to the target working mode.
Further, acquiring map data within a set range in front of the vehicle includes:
positioning the current position of the vehicle;
and obtaining map data in a set range in front of the vehicle according to the positioning information.
Further, determining grade information from the map data includes:
and carrying out map reconstruction according to the map data to obtain gradient information.
Further, the gradient information includes a gradient type, a gradient length, and a gradient angle.
Further, determining a target operating mode of a vehicle air handling unit based on the grade information includes:
if the slope type is an ascending slope, the slope length is greater than a first set length, and the slope inclination angle is greater than a first set angle, the target working mode is a power mode;
if the slope type is a downhill slope, the slope length is greater than a second set length, and the slope inclination angle is greater than a second set angle, the target working mode is an economic mode;
and if the gradient type is a level road, the target working mode is a normal mode.
Further, controlling the vehicle air handling unit to jump to a target operating mode includes:
if the target working mode is the power mode, controlling the air processing unit to inflate the air storage cylinder, so that the pressure of the air storage cylinder is increased to a target value;
if the target working mode is the economic mode, controlling the air processing unit to regenerate the drying tank for the compressed air in the air storage cylinder; or stopping the air treatment unit from inflating the air storage cylinder, and controlling the air treatment unit to unload the air storage cylinder;
and if the target working mode is the normal mode, controlling the air processing unit to operate the air storage cylinder according to the working condition of the vehicle.
In a second aspect, an embodiment of the present invention further provides a control apparatus for a vehicle air processing unit, including:
the map data acquisition module is used for acquiring map data in a set range in front of the vehicle;
the gradient information determining module is used for determining gradient information according to the map data;
a target operating mode determination module for determining a target operating mode of the vehicle air handling unit based on the grade information;
and the working mode switching module is used for controlling the air processing unit to jump to the target working mode when the target working mode is different from the current working mode.
Further, the target operation mode determination module is further configured to:
if the slope type is an ascending slope, the slope length is greater than a first set length, and the slope inclination angle is greater than a first set angle, the target working mode is a power mode;
if the slope type is a downhill slope, the slope length is greater than a second set length, and the slope inclination angle is greater than a second set angle, the target working mode is an economic mode;
and if the gradient type is a level road, the target working mode is a normal mode.
In a third aspect, the embodiment of the present invention further provides a computer device, which includes a memory, a processor and a computer program stored in the memory and running on the processor, and the processor executes the computer program to implement the control method of the vehicle air processing unit according to the embodiment.
In a fourth aspect, the embodiment of the present invention further provides a vehicle, including the control device of the vehicle air processing unit according to the embodiment.
According to the embodiment of the invention, map data in a set range in front of a vehicle are obtained; then determining gradient information according to the map data; then determining a target working mode of the vehicle air processing unit according to the gradient information; and if the target working mode is different from the current working mode, controlling the air processing unit to jump to the target working mode. According to the control method of the vehicle air processing unit, the target working mode of the vehicle air processing unit is determined according to the gradient information of the road in front of the vehicle, so that the energy consumption of the vehicle can be reduced, and the dynamic property of the vehicle can be improved.
Drawings
FIG. 1 is a flow chart of a method of controlling a vehicle air handling unit in accordance with a first embodiment of the present invention;
fig. 2 is a schematic structural diagram of a control device of a vehicle air handling unit according to a second embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a vehicle according to a third embodiment of the present invention;
fig. 4 is a schematic structural diagram of a computer device in the fourth embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
Example one
Fig. 1 is a flowchart of a control method for a vehicle air handling unit according to an embodiment of the present invention, where the embodiment is applicable to a case where the vehicle air handling unit is controlled, and the method may be executed by a control device for the vehicle air handling unit, and the device may be disposed on a vehicle. As shown in fig. 1, the method specifically includes the following steps:
step 110, map data within a set range in front of the vehicle is acquired.
Wherein the set range can be any value between 50-200 meters. The map data may be three-dimensional geographic image data.
In this embodiment, the manner of acquiring the map data within the vehicle front setting range may be: positioning the current position of the vehicle; and obtaining map data in a set range in front of the vehicle according to the positioning information.
Specifically, a Global Positioning System (GPS) is used to locate the current position of the vehicle, and high-precision map software is used to obtain three-dimensional geographic image data in a set range in front of the vehicle according to the location information.
At step 120, grade information is determined from the map data.
The slope information includes a slope type, a slope length, and a slope angle.
In this embodiment, the manner of determining the gradient information from the map data may be: and carrying out map reconstruction according to the map data to obtain gradient information.
Specifically, after the map data are obtained, the map data are transmitted to the data processing module by adopting an ADASIS protocol, and the output processing module carries out map reconstruction according to the map data, so that the gradient information of the road in the set range in front of the vehicle is obtained.
Optionally, after the map is reconstructed according to the map data, whether intersection information exists in the front set range or not can be obtained.
A target operating mode of the vehicle air handling unit is determined based on the grade information, step 130.
The working modes of the air processing unit comprise a power mode, an economy mode and a normal mode.
Specifically, the manner of determining the target operating mode of the vehicle air handling unit based on the grade information may be: if the slope type is an ascending slope, the slope length is greater than a first set length, and the slope inclination angle is greater than a first set angle, the target working mode is a power mode; if the slope type is downhill, the slope length is greater than a second set length, and the slope inclination angle is greater than a second set angle, the target working mode is the economic mode; and if the gradient type is a level road, the target working mode is a normal mode.
Wherein, the first set length can be set to any value larger than 5, and the first set angle can be set to any degree larger than 9 degrees. The second set length may be set to any value greater than 5 and the second set angle may be set to any number of degrees greater than 9 degrees.
Specifically, if the gradient type is an ascending gradient, the gradient length is smaller than a first set length or the gradient angle is smaller than a first set angle, the target working mode is a normal mode; and if the slope type is a downhill slope, the slope length is less than a second set length, and the slope inclination angle is less than a second set angle, the target working mode is a normal mode.
And 140, controlling the air processing unit to jump to the target working mode if the target working mode is different from the current working mode.
Specifically, the process of controlling the vehicle air handling unit to jump to the target operation mode may be: if the target working mode is the power mode, controlling the air processing unit to inflate the air storage cylinder, so that the pressure of the air storage cylinder is increased to a target value; if the target working mode is the economic mode, controlling the air processing unit to regenerate the drying tank for the compressed air in the air storage cylinder; or stopping the air treatment unit from inflating the air storage cylinder, and controlling the air treatment unit to unload the air storage cylinder; and if the target working mode is the normal mode, controlling the air processing unit to operate the air storage cylinder according to the working condition of the vehicle.
In this embodiment, when the road condition in front of the vehicle is an uphill road that satisfies the conditions, the air handling unit is controlled to inflate the air cylinder in advance, and the pressure of the air cylinder is increased to an allowable value, so that the climbing power of the entire vehicle is increased.
In this embodiment, when the road condition ahead of the vehicle is a downhill road that satisfies the condition, the air processing unit is controlled to perform canister regeneration of the compressed air in the air reservoir. Or if the air control unit is inflating the air storage cylinder at the moment, the air inflation operation on the air storage cylinder is stopped, and the air processing unit is controlled to unload the air storage cylinder. When the vehicle runs downhill, the whole vehicle sliding power is utilized to drive the air compressor to run, so that the driving power consumption of the air compressor can be saved, and the oil consumption of the whole vehicle is reduced.
In this embodiment, the vehicle air handling unit initial stage is in normal mode, and the required operating mode condition of whole car operation overall process control intelligence air handling unit control, when satisfying the power mode, the control mode jumps to the power mode, and when the condition satisfies the economy mode, the control mode jumps to the economy mode.
According to the technical scheme of the embodiment, map data in a set range in front of a vehicle are obtained firstly; then determining gradient information according to the map data; then determining a target working mode of the vehicle air processing unit according to the gradient information; and if the target working mode is different from the current working mode, controlling the air processing unit to jump to the target working mode. According to the control method of the vehicle air processing unit, the target working mode of the vehicle air processing unit is determined according to the gradient information of the road in front of the vehicle, so that the energy consumption of the vehicle can be reduced, and the dynamic property of the vehicle can be improved.
Example two
Fig. 2 is a schematic structural diagram of a control device of a vehicle air processing unit according to a second embodiment of the present invention. As shown in fig. 2, the apparatus includes: the map data acquisition module 210, the gradient information determination module 220, the target operation mode determination module 230, and the operation mode switching module 240.
The map data acquisition module 210 is used for acquiring map data in a set range in front of the vehicle;
a grade information determination module 220 for determining grade information from the map data;
a target operating mode determination module 230 for determining a target operating mode of the vehicle air handling unit based on the grade information;
and an operating mode switching module 240, configured to control the air handling unit to jump to the target operating mode when the target operating mode is different from the current operating mode.
Optionally, the map data obtaining module 210 is further configured to:
positioning the current position of the vehicle;
and obtaining map data in a set range in front of the vehicle according to the positioning information.
Optionally, the gradient information determining module 220 is further configured to:
and carrying out map reconstruction according to the map data to obtain gradient information.
Optionally, the slope information includes a slope type, a slope length, and a slope inclination angle.
Optionally, the target operation mode determining module 230 is further configured to:
if the slope type is an ascending slope, the slope length is greater than a first set length, and the slope inclination angle is greater than a first set angle, the target working mode is a power mode;
if the slope type is downhill, the slope length is greater than a second set length, and the slope inclination angle is greater than a second set angle, the target working mode is the economic mode;
and if the gradient type is a level road, the target working mode is a normal mode.
Optionally, the working mode switching module 240 is further configured to:
if the target working mode is the power mode, controlling the air processing unit to inflate the air storage cylinder, so that the pressure of the air storage cylinder is increased to a target value;
if the target working mode is the economic mode, controlling the air processing unit to regenerate the drying tank for the compressed air in the air storage cylinder; or stopping the air treatment unit from inflating the air storage cylinder, and controlling the air treatment unit to unload the air storage cylinder;
and if the target working mode is the normal mode, controlling the air processing unit to operate the air storage cylinder according to the working condition of the vehicle.
The device can execute the methods provided by all the embodiments of the invention, and has corresponding functional modules and beneficial effects for executing the methods. For details not described in detail in this embodiment, reference may be made to the methods provided in all the foregoing embodiments of the present invention.
EXAMPLE III
Fig. 3 is a schematic structural diagram of a vehicle according to a third embodiment of the present invention. As shown in fig. 3, the vehicle includes a control device of the vehicle air-handling unit. The device includes: the map data acquisition module is used for acquiring map data in a set range in front of the vehicle; the gradient information determining module is used for determining gradient information according to the map data; a target operating mode determination module for determining a target operating mode of the vehicle air handling unit based on the grade information; and the working mode switching module is used for controlling the air processing unit to jump to the target working mode when the target working mode is different from the current working mode.
Example four
Fig. 4 is a schematic structural diagram of a computer device according to a fourth embodiment of the present invention. FIG. 4 illustrates a block diagram of a computer device 312 suitable for use in implementing embodiments of the present invention. The computer device 312 shown in FIG. 4 is only an example and should not bring any limitations to the functionality or scope of use of embodiments of the present invention. Device 312 is a typical domain name resolution enabled computing device.
As shown in FIG. 4, computer device 312 is in the form of a general purpose computing device. The components of computer device 312 may include, but are not limited to: one or more processors 316, a storage device 328, and a bus 318 that couples the various system components including the storage device 328 and the processors 316.
Bus 318 represents one or more of any of several types of bus structures, including a memory bus or memory controller, a peripheral bus, an accelerated graphics port, and a processor or local bus using any of a variety of bus architectures. By way of example, such architectures include, but are not limited to, an Industry Standard Architecture (ISA) bus, a Micro Channel Architecture (MCA) bus, an enhanced ISA bus, a Video Electronics Standards Association (VESA) local bus, and a Peripheral Component Interconnect (PCI) bus.
Computer device 312 typically includes a variety of computer system readable media. Such media may be any available media that is accessible by computer device 312 and includes both volatile and nonvolatile media, removable and non-removable media.
Storage 328 may include computer system readable media in the form of volatile Memory, such as Random Access Memory (RAM) 330 and/or cache Memory 332. The computer device 312 may further include other removable/non-removable, volatile/nonvolatile computer system storage media. By way of example only, storage system 334 may be used to read from and write to non-removable, nonvolatile magnetic media (not shown in FIG. 4, and commonly referred to as a "hard drive"). Although not shown in FIG. 4, a magnetic disk drive for reading from and writing to a removable, nonvolatile magnetic disk (e.g., a "floppy disk") and an optical disk drive for reading from or writing to a removable, nonvolatile optical disk (e.g., a Compact disk-Read Only Memory (CD-ROM), a Digital Video disk (DVD-ROM), or other optical media) may be provided. In these cases, each drive may be connected to bus 318 by one or more data media interfaces. Storage 328 may include at least one program product having a set (e.g., at least one) of program modules that are configured to carry out the functions of embodiments of the invention.
Program 336 having a set (at least one) of program modules 326 may be stored, for example, in storage 328, such program modules 326 including, but not limited to, an operating system, one or more application programs, other program modules, and program data, each of which may comprise an implementation of a network environment, or some combination thereof. Program modules 326 generally carry out the functions and/or methodologies of embodiments of the invention as described herein.
The computer device 312 may also communicate with one or more external devices 314 (e.g., keyboard, pointing device, camera, display 324, etc.), with one or more devices that enable a user to interact with the computer device 312, and/or with any devices (e.g., network card, modem, etc.) that enable the computer device 312 to communicate with one or more other computing devices. Such communication may occur via input/output (I/O) interfaces 322. Also, computer device 312 may communicate with one or more networks (e.g., a Local Area Network (LAN), Wide Area Network (WAN), etc.) and/or a public Network, such as the internet, via Network adapter 320. As shown, network adapter 320 communicates with the other modules of computer device 312 via bus 318. It should be appreciated that although not shown in the figures, other hardware and/or software modules may be used in conjunction with the computer device 312, including but not limited to: microcode, device drivers, Redundant processing units, external disk drive Arrays, disk array (RAID) systems, tape drives, and data backup storage systems, to name a few.
Processor 316 executes various functional applications and data processing, such as implementing the control methods for the vehicle air handling unit provided by the above-described embodiments of the present invention, by executing programs stored in memory device 328.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.

Claims (6)

1. A control method of a vehicle air handling unit, characterized by comprising:
acquiring map data in a set range in front of a vehicle;
determining grade information from the map data;
the gradient information comprises gradient type, gradient length and gradient angle;
determining a target operating mode of a vehicle air handling unit based on the grade information, comprising:
if the slope type is an ascending slope, the slope length is greater than a first set length, and the slope inclination angle is greater than a first set angle, the target working mode is a power mode;
if the slope type is a downhill slope, the slope length is greater than a second set length, and the slope inclination angle is greater than a second set angle, the target working mode is an economic mode;
if the gradient type is a level road, the target working mode is a normal mode;
if the target working mode is different from the current working mode, controlling the air processing unit to jump to the target working mode, including:
if the target working mode is the power mode, controlling the air processing unit to inflate the air storage cylinder, so that the pressure of the air storage cylinder is increased to a target value;
if the target working mode is the economic mode, controlling the air processing unit to regenerate the drying tank for the compressed air in the air storage cylinder; or stopping the air treatment unit from inflating the air storage cylinder, and controlling the air treatment unit to unload the air storage cylinder;
and if the target working mode is the normal mode, controlling the air processing unit to operate the air storage cylinder according to the working condition of the vehicle.
2. The method according to claim 1, wherein acquiring map data within a set range in front of the vehicle includes:
positioning the current position of the vehicle;
and obtaining map data in a set range in front of the vehicle according to the positioning information.
3. The method of claim 1, wherein determining grade information from the map data comprises:
and carrying out map reconstruction according to the map data to obtain gradient information.
4. A control device of a vehicle air handling unit, characterized by comprising:
the map data acquisition module is used for acquiring map data in a set range in front of the vehicle;
the gradient information determining module is used for determining gradient information according to the map data;
the gradient information comprises gradient type, gradient length and gradient angle;
a target operating mode determination module for determining a target operating mode of the vehicle air handling unit based on the grade information;
the target operating mode determining module is further configured to:
if the slope type is an ascending slope, the slope length is greater than a first set length, and the slope inclination angle is greater than a first set angle, the target working mode is a power mode;
if the slope type is a downhill slope, the slope length is greater than a second set length, and the slope inclination angle is greater than a second set angle, the target working mode is an economic mode;
if the gradient type is a level road, the target working mode is a normal mode;
the working mode switching module is used for controlling the air processing unit to jump to a target working mode when the target working mode is different from the current working mode;
the working mode switching module is further configured to:
if the target working mode is the power mode, controlling the air processing unit to inflate the air storage cylinder, so that the pressure of the air storage cylinder is increased to a target value;
if the target working mode is the economic mode, controlling the air processing unit to regenerate the drying tank for the compressed air in the air storage cylinder; or stopping the air treatment unit from inflating the air storage cylinder, and controlling the air treatment unit to unload the air storage cylinder;
and if the target working mode is the normal mode, controlling the air processing unit to operate the air storage cylinder according to the working condition of the vehicle.
5. A computer arrangement comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the processor, when executing the program, carries out a method of controlling a vehicle air handling unit according to any one of claims 1-3.
6. A vehicle characterized by comprising the control device of a vehicle air-handling unit according to claim 4.
CN201911329216.1A 2019-12-20 2019-12-20 Control method, device and equipment of vehicle air processing unit and vehicle Active CN111137266B (en)

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CN201911329216.1A CN111137266B (en) 2019-12-20 2019-12-20 Control method, device and equipment of vehicle air processing unit and vehicle

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