WO2014108486A1 - Procédé et dispositif pour déterminer la masse d'un véhicule et procédé et dispositif pour commander au moins un système d'un véhicule paramétrable avec une masse d'un véhicule - Google Patents

Procédé et dispositif pour déterminer la masse d'un véhicule et procédé et dispositif pour commander au moins un système d'un véhicule paramétrable avec une masse d'un véhicule Download PDF

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Publication number
WO2014108486A1
WO2014108486A1 PCT/EP2014/050352 EP2014050352W WO2014108486A1 WO 2014108486 A1 WO2014108486 A1 WO 2014108486A1 EP 2014050352 W EP2014050352 W EP 2014050352W WO 2014108486 A1 WO2014108486 A1 WO 2014108486A1
Authority
WO
WIPO (PCT)
Prior art keywords
vehicle
mass
wheel load
information
wheel
Prior art date
Application number
PCT/EP2014/050352
Other languages
German (de)
English (en)
Inventor
Remigius Has
Original Assignee
Robert Bosch Gmbh
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Robert Bosch Gmbh filed Critical Robert Bosch Gmbh
Publication of WO2014108486A1 publication Critical patent/WO2014108486A1/fr

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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
    • G01G19/086—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for incorporation in vehicles wherein the vehicle mass is dynamically estimated

Definitions

  • Method and device for determining a mass of a vehicle and method and device for driving at least one vehicle system that can be parameterized with a mass of a vehicle
  • the present invention relates to a method for determining a mass of a vehicle, to a method for controlling at least one vehicle system parameterizable with a mass of a vehicle, to a device for determining a mass of a vehicle and / or for driving at least one with a mass of a vehicle Vehicle parametrisierbaren vehicle system, as well as on a corresponding computer program product.
  • Motor vehicles can be used for headlamp leveling z.
  • Dynamic systems require complex algorithms and fast ECUs as well as powerful servomotors, usually stepper motors.
  • light regulation is not the only sensible measure, depending on a load of a
  • Vehicle can be executable.
  • an actual total mass of the vehicle may be of interest.
  • too much luggage in a trunk and / or on a vehicle roof can lead to undesirable effects on driving characteristics of a car.
  • overloaded vehicles z. B. with mounted and loaded roof box shows sometimes that vehicles when dodging with z. B. 90 km / h in such a case are often no longer completely controllable.
  • a mass or weight of a vehicle can be determined, for example, online, for example during operation of the vehicle.
  • a method and / or a device for determining information regarding a mass of a vehicle can be provided, wherein loads of wheels of the vehicle are used to determine the mass information.
  • a wheel load-related loading sensor system for vehicles with a mass determination or load determination and output to a control technology in the vehicle can be created.
  • Such Beladesensorik can be a mass of the vehicle z. B. detect a load on at least two, in particular four wheels and spend as a weight value.
  • embodiments of the present invention by providing vehicle mass information, allow avoiding over-charging of the vehicle and thus increasing safety. Accidents can therefore be avoided and consequential or consequential damages can be saved if a vehicle mass, together with the actual load or payload, is known.
  • a better driveability of the vehicle can be made possible and misalignment-related accidents can be prevented by an actual vehicle mass to simple, accurate and reliable
  • a method for determining a mass of a vehicle comprises the steps of: reading at least two wheel load signals from one interface to a plurality of wheel load sensors for at least two different wheels of the vehicle, each of the wheel load signals representing a wheel load information of a wheel dependent on the mass of the vehicle; and
  • the at least one vehicle may be a motor vehicle, in particular a road-bound motor vehicle, such as a passenger car, a truck or another commercial vehicle.
  • a first of the at least two different wheels of the vehicle may be arranged on a first vehicle axle, and a second of the at least two different wheels of the vehicle may be arranged on a second vehicle axle.
  • a wheel of the vehicle may include a tire, a rim, a hub, a portion of a brake system, and a shock absorbing device.
  • the step of reading in and possibly also the step of generating can also be carried out repeatedly to make changes or a
  • the step of reading in and possibly also the step of generating can be carried out when the vehicle is parked and / or when the vehicle is in motion. Also, the step of reading in and possibly also the step of generating can be carried out if at least one vehicle door is opened and / or closed.
  • each of the wheel load information may be compared with a wheel load reference information to determine the mass information.
  • the reference information of the wheel load can represent a load value which corresponds to a load value
  • Mass of the vehicle without payload or net mass of the vehicle speaks.
  • the mass information or the mass determination signal can be advantageously used in conjunction with a method mentioned below for driving at least one vehicle system that can be parameterized with a mass of a vehicle.
  • At least four wheel load signals may be read from one interface to a plurality of wheel load sensors for at least four different wheels of the vehicle.
  • the mass determination signal using the wheel load information of the at least four
  • Wheel load signals are generated for the at least four different wheels of the vehicle.
  • a mass determination signal can be generated which indicates a very exact mass information. This can be achieved that the proposed loading sensor the mass of the vehicle z. B. detected at all wheels and outputs as the mass information to giving mass determination signal. Also, in the step of reading the wheel load signals from a
  • the wheel load sensor may be, for example, a tire pressure sensor or a spring travel sensor.
  • a tire pressure sensor may be configured to provide a vehicle-mass-dependent gas pressure inside a tire of a wheel of the vehicle
  • a spring travel sensor may be configured to detect a vehicle body-dependent distance between a wheel and a vehicle body and to output as the wheel load signal.
  • a wheel load sensor can be designed to be capacitive, inductive, eddy current, piezoresistive, piezoelectric, ultrasound and / or the like, a distance, a relative movement between the chassis and body, a force or a pressure on a shock absorber or the like to capture.
  • the spring travel sensor can be arranged on a shock absorber device of the wheel and detect a spring travel of the shock absorber device.
  • the wheel load sensor may be one Force sensor, pressure sensor, displacement sensor or distance sensor or the like act.
  • a wheel load sensor may include at least one of several types of sensors and / or combinations thereof that is capable of detecting wheel load information. Such an embodiment offers the advantage that the wheel load information and thus also the mass information can be obtained in an inexpensive and reliable manner.
  • the mass information of the mass determination signal may indicate a total vehicle mass, load, mass distribution and additionally or alternatively load distribution.
  • Such an embodiment offers the advantage that hereby, for example via a travel or tire pressure on the wheels overloading, incorrect loading or uneven loading of the vehicle can be detected and optionally reported for correction.
  • accurate and detailed knowledge of vehicle mass values can be obtained. This knowledge allows for measures to increase safety if mass-based safety limits should be exceeded.
  • a method for controlling at least one vehicle system that can be parameterized with a mass of a vehicle has the following steps:
  • the method of driving may be advantageously carried out in conjunction with the above-mentioned method of determining.
  • the method of driving may advantageously use a mass determination signal prior to the method of determining to generate a drive signal.
  • the drive signal may represent at least one control parameter that is configured to effect, in conjunction with the at least one vehicle system, an action and / or parameterization that is dependent on the mass of the vehicle.
  • the drive signal in the step of outputting, may be output to an interface to an occupant information device.
  • the drive signal can be designed to effect an activation of the occupant information device in such a way that the mass information and additionally or alternatively a warning is issued for overcharge, inappropriate tire pressure and additionally or alternatively incorrect load distribution to vehicle occupants.
  • the mass information and additionally or alternatively the warning can be issued in particular visually and / or acoustically.
  • the occupant information device may be a display device and, if appropriate, an associated control device, a loudspeaker and optionally an associated control device or the like.
  • the drive signal may be output to an interface to a range determining device for a drive battery.
  • the drive signal can be designed to effect activation of the range-determining device in such a way that a range of the vehicle achievable by means of energy stored in the drive battery is determined using the mass information.
  • Such an embodiment offers the advantage that a control parameter of considerable importance can be supplied for the range detection of an electric vehicle with the actual vehicle mass or the actual vehicle weight.
  • the particular, actual vehicle mass as information z. B. are provided for the battery management, so that a more accurate range detection is possible.
  • This is of increasing importance with regard to electrification of the drive technology.
  • advantageously not only an empty weight of the vehicle plus battery, driver and occupant, but also a load of the vehicle is taken into account.
  • a battery management system or the like receives for the
  • Range determination of the vehicle Control signal with exact information to determine with improved accuracy, when a charge of the battery is to be made or what is the remaining range of the vehicle until the next charging of the battery.
  • the step of outputting the drive signal can be output to an interface to at least one control unit for vehicle headlights, brake system, damping system and / or driving stability system.
  • the drive signal may be designed to allow, when used by the at least one control unit, an adaptation of a driving behavior of the vehicle and / or a vehicle function as a function of the mass information. tion with respect to an actual vehicle mass.
  • Such an embodiment has the advantage that based on the drive signal, a control or regulation of z.
  • brakes ESP (Electronic Stability Program), active damping of the vehicle in terms of cornering and the like can be effected to an improved
  • Controlling at least one vehicle system that can be parameterized with a mass of a vehicle is designed to implement or implement the steps of a method mentioned above.
  • the device can have devices which are designed to execute one step each of a method mentioned above. Also by this embodiment of the invention in the form of a device, the object underlying the invention can be solved quickly and efficiently.
  • a device for determining a mass of a vehicle has the following features: a device for reading in at least two wheel load signals from one interface to a plurality of wheel load sensors for at least two different wheels of the vehicle, each of the wheel load signals being dependent on the mass of the vehicle Wheel load information of a wheel represents; and means for generating a mass determination signal indicative of mass information about the mass of the vehicle using the wheel load information of the at least two wheel load signals for the at least two different wheels of the vehicle.
  • a device for controlling at least one vehicle system that can be parameterized with a mass of a vehicle has the following features: a device for reading in a mass determination signal generated by means of a version of the aforementioned device, which indicates mass information about the mass of the vehicle; means for generating a drive signal to drive the at least one vehicle system using the mass information of the mass determination signal; and means for outputting the drive signal to an interface to the at least one vehicle system.
  • a device for determining a mass of a vehicle and / or for controlling at least one vehicle system parameterizable with a mass of a vehicle comprises the following features: a device for reading in at least two wheel load signals from one interface to a plurality of wheel load sensors for at least two different wheels of the vehicle wherein each of the wheel load signals represents a wheel load information of a wheel dependent on the mass of the vehicle; means for generating a mass determination signal indicative of mass information about the mass of the vehicle using the wheel load information of the at least two wheel load signals for the at least two different wheels of the vehicle; means for reading in a mass determination signal generated by means of a version of the aforesaid apparatus, which indicates mass information about the mass of the vehicle; means for generating a drive signal to drive the at least one vehicle system using the mass information of the mass determination signal; and means for outputting the drive signal to an interface to the at least one vehicle system.
  • a device may in the present case be understood to mean an electrical device or control device which processes wheel load signals and outputs mass determination signals in dependence thereon and / or processes mass determination signals and outputs drive signals as a function thereof.
  • the device may have an interface, which may be formed in hardware and / or software.
  • the interfaces can be part of a so-called system ASIC, for example, which contains a wide variety of functions of the device.
  • the interfaces are their own integrated circuits or at least partially consist of discrete components.
  • the interfaces may be software modules that are present, for example, on a microcontroller in addition to other software modules.
  • a computer program product with program code which is stored on a machine-readable carrier such as a semiconductor memory, a hard disk memory or an optical memory and used to carry out a method mentioned above when the program is executed on a computer or a device is also of advantage.
  • FIG. 1 shows a schematic illustration of a vehicle with a device according to an exemplary embodiment of the present invention
  • FIGS. 2 and 3 are flowcharts of methods according to embodiments of the present invention.
  • FIG. 4 is a simplified perspective view of a vehicle with mounting positions for wheel load sensors for a device according to an embodiment of the present invention.
  • FIG. 1 shows a schematic representation of a vehicle 100 with a device according to an embodiment of the present invention.
  • the vehicle 100 includes a first wheel 101, a second wheel 102, a third wheel 103, a fourth wheel 104, a first wheel load sensor 11, a second wheel load sensor 112, a third wheel load sensor 131, a fourth wheel load sensor 114, by way of example a vehicle system 120, a device 130 for determining a mass of a vehicle and / or for driving at least one vehicle system parameterizable with a mass of the vehicle 100, a first read-in device 131, a generation device 133, a second read-in device 135, a generation device 137 and an output device 139
  • four wheels, four wheel load sensors and a vehicle system are shown by way of example only.
  • a vehicle has different numbers of wheels, wheel load sensors, and vehicle systems.
  • Each of the wheels 101, 102, 103, 104 is assigned to one of the wheel load sensors 1 1 1, 1 12, 1 13, 1 14 functionally.
  • Each of the wheel load sensors 1 1 1, 1 12, 1 13, 1 14 is signal transmitting capable connected to the device 130.
  • the vehicle system 120 is signal transmitting capable connected to the device 130.
  • the apparatus 130 has the first read-in means 131, the generation means 133, the second read-in means 135, which
  • Read-in device 131, the generation device 133, the second Read-in device 135, generating device 137 and output device 139 are connected to one another in a signal-transmitting manner.
  • the wheels 101, 102, 103, 104 are loadable by a mass of the vehicle 100.
  • the wheel load sensors 1 1 1, 1 12, 1 13, 1 14 are designed to detect wheel load information dependent on the mass of the vehicle 100 via loads on the wheels 101, 102, 103, 104.
  • the wheel load sensors 1 1 1, 1 12, 1 13, 1 14 are, for example, tire pressure sensors, spring travel sensors on shock absorbers or the like. Also, the wheel load sensors 1 1 1, 1 12, 1 13, 1 14 are configured to provide wheel load signals representative of wheel load information to the device 130.
  • the first read-in device 131 of the device 130 is designed to read in the wheel load signals from an interface to the wheel load sensors 1 1 1, 1 12, 1 13, 1 14.
  • the read-in device 131 is also designed to provide the read-in wheel load signals to the generation device 133.
  • the generator 133 is configured to generate a mass determination signal indicative of mass information about the mass of the vehicle 100 using the wheel load information of the wheel load signals.
  • the generation device 133 or an optional provisioning device, not shown in FIG. 1, is configured to provide the mass determination signal of the second read-in device 135.
  • the second read-in device 135 is designed to read in the mass determination signal.
  • the second read-in device 135 is configured to pass the mass determination signal to the generation device 137.
  • the generation device 137 in turn is designed to generate a drive signal for driving the at least one vehicle system 120 using the mass information of the mass determination signal.
  • the output device 139 is designed to output the drive signal to an interface to the at least one vehicle system 120.
  • the vehicle system 120 can be controlled and / or parameterized by the device 130 using the drive signal.
  • the vehicle system 120 is, for example, a control unit for vehicle headlights, brake system, damping system and / or driving stability system to a Range detection device or a battery management system z.
  • FIG. 2 shows a flowchart of a method 200 for determining a mass of a vehicle, according to an embodiment of the present invention.
  • the method 200 may be practiced in conjunction with wheel load sensors and in conjunction with a vehicle that includes wheel load sensors.
  • the method 200 includes a step of reading 210 at least two wheel load signals from one interface to a plurality of wheel load sensors for at least two different wheels of the vehicle.
  • each of the wheel load signals represents a wheel load information of a wheel which is dependent on the mass of the vehicle.
  • the method 200 includes a step of generating 220 a mass determination signal indicative of mass information about the mass of the vehicle using the wheel load information of the at least two wheel load signals for the at least two different wheels of the vehicle.
  • the method 200 can be advantageously carried out in conjunction with the device, in particular the first read-in device and the generation device from FIG. 1.
  • the device or can the first read-in device from FIG. 1.
  • the device or can the first read-in device
  • Reading device and the generating device of Fig. 1 may be configured to perform the steps of the method 200.
  • method 200 also includes steps of method 300 of FIG. 3.
  • FIG. 3 shows a flow chart of a method 300 for activating at least one vehicle system that can be parameterized with a mass of a vehicle, according to an embodiment of the present invention.
  • the method 300 may be implemented in conjunction with at least one vehicle system and in conjunction with a vehicle that includes at least one vehicle system.
  • the method 300 may be advantageously carried out in connection with the device, in particular the second read-in device, the generation device and the output device from FIG. 1.
  • the device or the second read-in device, the generation device and the output device from FIG. 1 may be designed to carry out the steps of the method 300.
  • the method 300 includes a step of reading 310 a mass determination signal generated according to the method of FIG.
  • the 300 Indicates mass information about the mass of the vehicle. Also, the 300 initiate a step of generating 320 a drive signal for driving the at least one vehicle system using the mass information of the mass determination signal. Furthermore, the method 300 has a step of outputting the drive signal 330 to an interface to the at least one vehicle system. Optionally, prior to the read-in step 310, the method 300 also includes the steps of the method 200 of FIG. 2.
  • FIG. 4 shows a simplified perspective illustration of a vehicle 100 with mounting positions for wheel load sensors for a device according to one exemplary embodiment of the present invention.
  • the vehicle 100 is, for example, the vehicle of FIG. 1.
  • the device is the device of FIG. 1. Shown are four wheels 101, 102, 103, 104 of the vehicle 100.
  • the wheel load sensors are tire pressure sensors, which are not shown in FIG. 4.
  • the tire pressure sensors are designed to provide the device with information for determining the weight or weight of the vehicle 100 based on tire pressure values of tires of the wheels 101, 102, 103, 104.
  • a first mounting position 41 1 is arranged in the region of a tire of the first wheel 101.
  • a second mounting position 412 is disposed in the region of a tire of the second wheel 102.
  • a third mounting position 413 is arranged in the region of a tire of the third wheel 103.
  • a fourth mounting position 414 is disposed in the region of a tire of the fourth wheel 104.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Control Of Driving Devices And Active Controlling Of Vehicle (AREA)

Abstract

L'invention concerne un procédé (200) pour déterminer la masse d'un véhicule. Ledit procédé (200) comporte une étape de lecture (210) d'au moins deux signaux de charge de roue pour au moins deux roues différentes du véhicule, depuis une interface d'une pluralité de capteurs de charge de roue. Chaque signal de charge de roue représente une information de charge d'une roue fonction de la masse du véhicule. Le procédé (200) comporte également une étape de génération (220) d'un signal de détermination de masse qui délivre une information sur la masse du véhicule, en utilisant les informations de charge de roue desdits au moins deux signaux de charge de roue pour les deux roues différentes ou plus du véhicule.
PCT/EP2014/050352 2013-01-11 2014-01-10 Procédé et dispositif pour déterminer la masse d'un véhicule et procédé et dispositif pour commander au moins un système d'un véhicule paramétrable avec une masse d'un véhicule WO2014108486A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102013200299.8 2013-01-11
DE201310200299 DE102013200299A1 (de) 2013-01-11 2013-01-11 Verfahren und Vorrichtung zum Bestimmen einer Masse eines Fahrzeugs und Verfahren und Vorrichtung zum Ansteuern zumindest eines mit einer Masse eines Fahrzeugs parametrisierbaren Fahrzeugsystems

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WO2014108486A1 true WO2014108486A1 (fr) 2014-07-17

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109870501A (zh) * 2019-03-01 2019-06-11 南京维格无损检测有限公司 一种基于涡流感应的车轮裂痕检测装置
TWI806670B (zh) * 2021-08-02 2023-06-21 劉偉鋒 一種電動汽車質量的動態計算方法及裝置

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014222349B4 (de) * 2014-11-03 2020-10-22 Volkswagen Aktiengesellschaft Einstellung von Fahrzeugparametern nach einer Beladungsänderung eines Kraftfahrzeugs
DE102022211990A1 (de) 2022-11-11 2024-05-16 Zf Friedrichshafen Ag Verfahren und Steuereinrichtung zum Betreiben einer selbstfahrenden Arbeitsmaschine

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001086239A1 (fr) * 2000-05-09 2001-11-15 The University Of British Columbia Mesure du poids d'un vehicule et de sa charge sur la base de la pression des pneus
DE102005031853A1 (de) * 2004-07-09 2006-02-16 Continental Teves Ag & Co. Ohg Verfahren zur Erkennung der Beladung eines Kraftfahrzeugs
DE202009011330U1 (de) * 2009-08-20 2009-11-12 Richter, Siegfried, Dipl.-Ing. (FH) Überwachungssystem für luftbereifte Fahrzeuge

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001086239A1 (fr) * 2000-05-09 2001-11-15 The University Of British Columbia Mesure du poids d'un vehicule et de sa charge sur la base de la pression des pneus
DE102005031853A1 (de) * 2004-07-09 2006-02-16 Continental Teves Ag & Co. Ohg Verfahren zur Erkennung der Beladung eines Kraftfahrzeugs
DE202009011330U1 (de) * 2009-08-20 2009-11-12 Richter, Siegfried, Dipl.-Ing. (FH) Überwachungssystem für luftbereifte Fahrzeuge

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109870501A (zh) * 2019-03-01 2019-06-11 南京维格无损检测有限公司 一种基于涡流感应的车轮裂痕检测装置
TWI806670B (zh) * 2021-08-02 2023-06-21 劉偉鋒 一種電動汽車質量的動態計算方法及裝置

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