EP3928064A1 - Procédé d'affichage de charge de véhicule - Google Patents
Procédé d'affichage de charge de véhiculeInfo
- Publication number
- EP3928064A1 EP3928064A1 EP20705442.0A EP20705442A EP3928064A1 EP 3928064 A1 EP3928064 A1 EP 3928064A1 EP 20705442 A EP20705442 A EP 20705442A EP 3928064 A1 EP3928064 A1 EP 3928064A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- vehicle
- load
- suspension
- sub
- display
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 49
- 239000000725 suspension Substances 0.000 claims abstract description 64
- 238000012545 processing Methods 0.000 claims abstract description 52
- 238000005259 measurement Methods 0.000 claims abstract description 19
- 238000000429 assembly Methods 0.000 claims abstract description 15
- 238000004364 calculation method Methods 0.000 claims abstract description 8
- 230000005540 biological transmission Effects 0.000 claims description 21
- 230000006399 behavior Effects 0.000 description 17
- 230000003068 static effect Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
- G01G19/08—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for incorporation in vehicles
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G23/00—Auxiliary devices for weighing apparatus
- G01G23/18—Indicating devices, e.g. for remote indication; Recording devices; Scales, e.g. graduated
- G01G23/36—Indicating the weight by electrical means, e.g. using photoelectric cells
- G01G23/37—Indicating the weight by electrical means, e.g. using photoelectric cells involving digital counting
- G01G23/3728—Indicating the weight by electrical means, e.g. using photoelectric cells involving digital counting with wireless means
- G01G23/3735—Indicating the weight by electrical means, e.g. using photoelectric cells involving digital counting with wireless means using a digital network
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G23/00—Auxiliary devices for weighing apparatus
- G01G23/18—Indicating devices, e.g. for remote indication; Recording devices; Scales, e.g. graduated
- G01G23/36—Indicating the weight by electrical means, e.g. using photoelectric cells
- G01G23/37—Indicating the weight by electrical means, e.g. using photoelectric cells involving digital counting
- G01G23/3728—Indicating the weight by electrical means, e.g. using photoelectric cells involving digital counting with wireless means
- G01G23/3735—Indicating the weight by electrical means, e.g. using photoelectric cells involving digital counting with wireless means using a digital network
- G01G23/3742—Indicating the weight by electrical means, e.g. using photoelectric cells involving digital counting with wireless means using a digital network using a mobile telephone network
Definitions
- the present invention relates to the field of vehicles, in particular that of motor vehicles. More specifically, the invention relates to
- suspensions of such vehicles and more specifically refers to the method of displaying a vehicle load indication.
- a drawback of this method and device lies in the fact that the measurement is imprecise and does not allow detailed knowledge of the distribution of the load in the vehicle. Moreover, this does not allow an optimization of the loading of the vehicle nor to have an extensive knowledge of the behavior of a fleet of vehicles equipped in the same way and / or using the same process, so as to be able to study their road behavior or usage habits, for example.
- An object of the present invention is to respond to the drawbacks of
- a first aspect of the invention relates to a method for displaying a load of a motor vehicle, implemented by a system
- the vehicle comprising at least one sensor delivering at least one measurement making it possible to estimate the load of the vehicle and at least one transmission device, in particular a transmission device to a remote server or a smartphone, - a processing unit,
- a remote reception and treatment device such as a remote reservoir or a smartphone
- said method comprising the following steps:
- the remote reception and processing device such as a server or a smartphone
- the vehicle further comprises:
- a plurality of sub-assemblies each comprising a vehicle wheel, a vehicle wheel suspension and said at least one sensor delivering the at least one measurement making it possible to estimate a variation in length of said suspension due to an applied load on said suspension, the method further comprising the following steps:
- the remote reception and processing device such as a remote server or a smartphone
- - display of the vehicle load and / or the load applied to each suspension by the display device
- This also makes it possible to provide a method for displaying the load with a transmission of the load (ie of the value of the load or of the indication of the value of the load), in particular of the load detailed by suspension. , so as to process this information also at the level of a remote server, of a mobile application or of any other storage or processing device receiving the transmission from the transmission device.
- this makes it possible to have extensive knowledge of the conditions of use of the vehicle and to be able to process this information in addition to the information coming from a fleet of vehicles equipped in the same way and implementing the same method.
- the vehicle further comprises a display device, and the method further comprises a step of displaying the load of the vehicle and / or the load applied to each suspension on the display device.
- the vehicle further comprises,
- a front axle of a vehicle comprising two sub-assemblies
- a vehicle rear axle comprising two other sub-assemblies
- the method further comprising the steps of:
- the method further comprises a step of transmitting the load of the vehicle and / or the load applied to the front axle and the rear axle.
- the vehicle further comprises,
- a front axle of a vehicle comprising a left subassembly and a right subassembly
- a vehicle rear axle comprising another left subassembly and another right subassembly
- the method further comprising the steps of:
- the method further comprises a step of transmitting the load of the vehicle and / or the load applied to the left sub-assembly and the other left sub-assembly, and to the right sub-assembly and the left sub-assembly. 'other right subset.
- the transmission device communicates with the remote reception and processing device, such as a remote server or a smartphone, and the vehicle further comprises a local reception device, and the method further comprises the steps from:
- the display of the re-determined load and / or of the re-determined load applied to each suspension is carried out on said smartphone.
- This also makes it possible to display the charges in question at the user's smartphone, which is very practical for the latter.
- a second aspect of the present invention relates to a system for implementing the vehicle load display method according to the first aspect, the motor vehicle comprising at least one sensor delivering at least one measurement making it possible to estimate the load. of the vehicle and at least one transmission device, in particular a transmission device to a remote server or a smartphone,
- a remote reception and processing device such as a remote server or a smartphone.
- the motor vehicle further comprises a plurality of sub-assemblies
- each sub-assembly comprising a vehicle wheel, a vehicle wheel suspension, and said at least one sensor delivering at least one measurement making it possible to estimate a variation in length of said suspension due to a load applied to said suspension .
- the display device is installed in the vehicle.
- the vehicle further includes the display device.
- the display device preferably being at the level of the dashboard.
- the vehicle further comprises a local device for
- FIG.1 shows, in schematic form, a top view of a vehicle comprising a processing unit arranged to implement a method of displaying a vehicle load.
- FIG. 1 a top view of a vehicle in schematic form is shown, the vehicle comprising a processing unit arranged to implement a method of displaying a vehicle load.
- the vehicle is preferably a motor vehicle. It will be understood that the device of the invention could, however, also equip any other type of vehicle.
- the motor vehicle 1 comprises a plurality of sub-assemblies, each sub-assembly comprising a vehicle wheel 10, 20, 30, 40, a vehicle wheel suspension 11 a, 21 a, 31 a, 41 a and a sensor 11, 21, 31, 41 delivering at least one measurement making it possible to estimate a variation in elongation or in length of said suspension 11a, 21 a, 31 a, 41 a due to an applied load on said suspension 11 a, 21 a, 31 a, 41 a.
- the vehicle 1 comprises four subassemblies in the embodiment of FIG. 1.
- the vehicle 1 further comprises a battery 52 for supplying the various components with electricity.
- the vehicle 1 further comprises a processing unit 50, 51.
- the processing unit 50, 51 comprises a processor 50 (CPU: Central Processing Unit, i.e. Central Processing Unit) and an Intelligent Servitude Unit (BSI) 51.
- CPU Central Processing Unit
- BBI Intelligent Servicetude Unit
- the processing unit 50, 51 makes it possible to carry out the step of acquiring the at least one measurement of each sensor 11, 21, 31, 41 and the step of determining the load applied to each suspension 11 a, 21 a, 31 a, 41 a.
- the step of determining the load makes it possible to determine a value of the applied load so as to display or transmit an indication of the load or an indication of the value of the load.
- This value can, for example, be expressed in kilograms, tonnes, Newtons or any other unit, as well as a percentage of an adequate or maximum admissible or desired value.
- the processing unit 50, 51 also makes it possible to perform the calculation step 60 of the loads applied to the plurality of suspensions 11 a, 21 a, 31 a, 41 a in order to determine the load or the indication vehicle charge.
- Equation 1 corresponds to the stiffness coefficient of the suspension in question (identical for the four suspensions or identical by pair, or optimized by suspension), multiplied by the variation in the elongation of said suspension and divided by the gravitational constant.
- the left term is the total mass of quarter i, j of vehicle 1 and the right term is the addition of the initial mass (or at balance) of the quarter of a vehicle i, j and of the variation in suspended mass i, j as determined in equation 1.
- the left term is the total mass of the vehicle and the right term is the sum according to i, j, i and j ranging from 1 to 2 , total vehicle mass quarters defined by the upper equation of the two-equation system 2.
- the vehicle 1 further comprises a display device 53, 71.
- the display device comprises a first screen or dial 53 allowing the
- the first screen 53 is installed at the front of the vehicle, preferably at the level of the dashboard.
- the display device 53, 71 also makes it possible to indicate the load by grouping of sub-assemblies, such as the left side of the vehicle 1 (the sub-assemblies comprising the left wheels 20, 40) and the right side vehicle 1 (the sub-assemblies comprising the right wheels 10, 30), or even such as the front axle (the sub-assemblies comprising the left and right front wheels 10, 20) and the rear axle (the sub-assemblies comprising the rear wheels 30, 40), or again such as the whole of the vehicle 1 (the subassemblies comprising all the wheels 10, 20, 30, 40).
- This makes it possible to indicate to the user 2 the precise and localized loading of the load of the vehicle 1.
- the display device 53, 71 further comprises a second screen or luminous index 71 offset to the rear of the vehicle 1.
- the second screen 71 is installed at the rear of the vehicle 1 so as to indicate to the user 2 charges the vehicle 1 while it is loading.
- loading is generally carried out from the rear, at the level of the trunk or the tailgate, and the second screen 71, located at the rear, thus avoids the user 2 having to climb up. in vehicle 1 to find out the distribution and / or the total load of the vehicle.
- the second screen 71 can also be split, that is to say be present at the level of the rear left and rear right wheels.
- the second screen 71 comprises a normal operating indicator 71 a, a normal loading indicator 71 b and an overload indicator 71 c.
- the indication of normal load or overload can also be gradual.
- the display device 53, 71 makes it possible to perform the display step of
- the vehicle 1 further comprises a transmission device, such as a
- BTA Autonomous Telematics Unit
- the Autonomous Telematics Box 54 makes it possible to carry out the step of transmitting the load or the load indication of the vehicle 1 and / or the indication of the load applied to each suspension 11 a, 21 a, 31 a, 41 a.
- the Autonomous Telematics Box 54 also makes it possible to receive a transmission and therefore to communicate with a remote reception and processing device.
- the processing unit 50, 51 can determine the load indications by
- the static and dynamic behaviors can be displayed on the display
- the system comprises at least one vehicle 1 and a remote receiving and processing device, such as a remote server or a smartphone, and said at least one vehicle 1 further comprises a local receiving device (here the Autonomous Telematics Box 54), so as to allow communication with the remote reception and processing device.
- a remote receiving and processing device such as a remote server or a smartphone
- said at least one vehicle 1 further comprises a local receiving device (here the Autonomous Telematics Box 54), so as to allow communication with the remote reception and processing device.
- one of the objects of the present invention relates to the method implemented by the processing unit comprising the steps of the method presented in this description according to any one of its modes. of achievement.
- Another object of the invention relates to a motor vehicle comprising the processing unit suitable for implementing the method described.
- the invention also relates to a computer program comprising instructions which, when the program is executed by a computer, lead the latter to implement the method implemented by computer.
- the invention also relates to a computer readable medium and comprising instructions which, when executed by a computer, lead the latter to implement the method implemented by computer.
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Vehicle Body Suspensions (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1901725A FR3093179B1 (fr) | 2019-02-21 | 2019-02-21 | Procédé d’affichage de charge de véhicule |
PCT/FR2020/050120 WO2020169895A1 (fr) | 2019-02-21 | 2020-01-27 | Procédé d'affichage de charge de véhicule |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3928064A1 true EP3928064A1 (fr) | 2021-12-29 |
Family
ID=66867525
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20705442.0A Pending EP3928064A1 (fr) | 2019-02-21 | 2020-01-27 | Procédé d'affichage de charge de véhicule |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP3928064A1 (fr) |
FR (1) | FR3093179B1 (fr) |
WO (1) | WO2020169895A1 (fr) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20150019165A1 (en) * | 2013-07-12 | 2015-01-15 | Infineon Technologies Ag | Weight detection by tire pressure sensing |
FR3009078B1 (fr) | 2013-07-23 | 2017-12-29 | Peugeot Citroen Automobiles Sa | Procede et dispositif pour l'affichage d'une indication de charge d'un vehicule |
US20150100273A1 (en) * | 2013-10-09 | 2015-04-09 | Mehran Safdar | Automatic vehicle monitoring system and navigation monitoring system |
-
2019
- 2019-02-21 FR FR1901725A patent/FR3093179B1/fr active Active
-
2020
- 2020-01-27 WO PCT/FR2020/050120 patent/WO2020169895A1/fr unknown
- 2020-01-27 EP EP20705442.0A patent/EP3928064A1/fr active Pending
Also Published As
Publication number | Publication date |
---|---|
FR3093179B1 (fr) | 2021-07-23 |
FR3093179A1 (fr) | 2020-08-28 |
WO2020169895A1 (fr) | 2020-08-27 |
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Effective date: 20210729 |
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Owner name: STELLANTIS AUTO SAS |