EP3755555A1 - Systeme de gestion thermique pour vehicule automobile - Google Patents
Systeme de gestion thermique pour vehicule automobileInfo
- Publication number
- EP3755555A1 EP3755555A1 EP19711965.4A EP19711965A EP3755555A1 EP 3755555 A1 EP3755555 A1 EP 3755555A1 EP 19711965 A EP19711965 A EP 19711965A EP 3755555 A1 EP3755555 A1 EP 3755555A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- passenger
- state
- parameter
- thermal
- comfort
- 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.)
- Withdrawn
Links
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating devices
- B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
- B60H1/00735—Control systems or circuits characterised by their input, i.e. by the detection, measurement or calculation of particular conditions, e.g. signal treatment, dynamic models
- B60H1/00742—Control systems or circuits characterised by their input, i.e. by the detection, measurement or calculation of particular conditions, e.g. signal treatment, dynamic models by detection of the vehicle occupants' presence; by detection of conditions relating to the body of occupants, e.g. using radiant heat detectors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating devices
- B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
- B60H1/00814—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation
- B60H1/00821—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation the components being ventilating, air admitting or air distributing devices
- B60H1/00828—Ventilators, e.g. speed control
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating devices
- B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
- B60H1/00964—Control systems or circuits characterised by including features for automatic and non-automatic control, e.g. for changing from automatic to manual control
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating devices
- B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
- B60H1/00971—Control systems or circuits characterised by including features for locking or memorising of control modes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating devices
- B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
- B60H1/00985—Control systems or circuits characterised by display or indicating devices, e.g. voice simulators
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
- B60K35/60—Instruments characterised by their location or relative disposition in or on vehicles
Definitions
- the invention relates to a thermal management system for a motor vehicle.
- the invention also relates to a thermal management method implemented by such a thermal management system.
- the detection and / or taking into account of the thermal state of the passengers is practically non-existent, except for some examples of the use of infrared sensors which detect the superficial temperature of the clothes of the passengers to better hold initial conditions during the transitory phase of the passengers. home (when the person comes from a cold or hot environment) and thermal balance resulting from radiative and convective exchanges.
- the measurement of the thermal state of the passenger compartment is limited to an air temperature measurement combined with a sunshine sensor.
- the management of the thermal comfort and well-being of the passenger (s) in a vehicle must respond to changes in mobility (electrification, automation, sharing, connectivity) and to the desire to rationalize as much as possible the consumption of energy related to comfort, especially on electric vehicles.
- Changes in mobility in particular the semi-autonomous / autonomous driving of vehicles, as well as the development of car-sharing practices, modify users' expectations in terms of comfort.
- the vehicle is no more than a means of transport where the users are in a situation of waiting and constrained by the requirements related to road traffic.
- the vehicle becomes a living space or a place of transition, with increasing expectations for comfort and well-being on board.
- the patent application WO2017041921 discloses a thermal management system for a motor vehicle comprising a sensor capable of measuring at least one variable that can be used for determining at least one thermal comfort datum and a predefined number of actuators respectively configured for the adjustment of at least one parameter of a vehicle equipment.
- the invention thus relates to a thermal management system for a passenger compartment of a motor vehicle, a system comprising an air conditioning device comprising at least one heat-treated air outlet, this air conditioning device including an HVAC, and this system comprising in in addition to a control unit arranged for:
- this parameter possibly taking at least two extreme values, one of the values being associated with a state of calm and the other of the values being associated with a dynamic state ,
- the air conditioning device to deliver treated air with a flow rate that is a function of this parameter, this flow being, for the same level of clothing and / or metabolic activity, lower in the case where the parameter is associated with a calm state and higher in the case where the parameter is associated with a dynamic state.
- the invention allows a use at the same time more intuitive, easier and richer going in the direction:
- the invention allows a break with traditional control panels based on the selection and control of a cabin temperature, a level of ventilation, and a mode of distribution, as described above.
- the system is arranged to automatically adjust the temperature level generated by different actuators of the air conditioning device, through machine learning and / or gradual calibration of the profile and preferences of the user.
- the system is devoid of direct adjustment by a passenger, a ventilation level and an air distribution mode.
- the interface has no direct adjustment of a ventilation level and an air distribution mode
- the system is arranged to determine a type of air distribution and the level of ventilation by the air conditioning device, depending in particular on the context of use, the condition of the passenger and the ambient temperature.
- the system is arranged in such a way that the first datum representative of the level of clothing of a passenger in the passenger compartment (Cio) and / or the second representative datum (MET) of the passenger compartment metabolic activity of the passenger are used as thermal demand depending on the current state of the passenger, whether it is for example a physical or cognitive stress.
- These two data combined with the choice of a thermal comfort state, or comfort style, are arranged to automatically adjust the temperature level generated by different actuators of the air conditioning device, in particular the radiant panel (s) and / or treated air by HVAC, through a machine learning and progressive calibration of the profile and preferences of the user.
- the system is devoid of direct adjustment by a passenger, a target temperature when the profile and preferences of the user are known.
- the system is arranged to memorize and / or acquire at least one of the following elements:
- At least one contextual element such as the first datum representative of the level of clothing of a passenger in the passenger compartment (Cio) and / or the second representative datum (MET) of the metabolic activity of the passage,
- the system comprises a member for adjusting the heat felt by the passenger, type "More Cold / Warmer, to allow the user, asking more or less heat felt by this adjusting member, to contribute to machine learning or for a casual user, this adjustment member being in particular connected to the control device.
- the system has no direct adjustment from a passenger, the air renewal rate, which is automatically managed according to the context, including information related to the risk of pollution, to the humidity in the passenger compartment, if necessary except through the possible activation at any time of a "defogging and / or deicing" mode which corresponds to a safety function. Access to humidity control and adjustment can be offered as an option.
- the system is arranged to control sensors and / or actuators used to ensure comfort the passenger (s) in the vehicle, based on the following parameters:
- a first datum representative of the level of clothing of a passenger in the passenger compartment (Cio) and / or a second representative datum (MET) of the metabolic activity of the passenger
- the system is arranged so that the above parameters are freely selectable by the user, according to his preferences or the context of use of the vehicle, or automatically proposed by the comfort control system , through the knowledge of the user profile, the learning of his habits or preferences, and a processing of information from sensors.
- the system is arranged to automatically control the above parameters while allowing the user at any time to modify one or more of these parameters, whether to signify to the system an error assessment of the thermal state of the person (for example clothing and / or metabolism) and / or an error of judgment on his or her request for thermal comfort (for example the comfort style, the possible correction of the level of temperature once known thermal state).
- an error assessment of the thermal state of the person for example clothing and / or metabolism
- an error of judgment on his or her request for thermal comfort for example the comfort style, the possible correction of the level of temperature once known thermal state.
- the comfort control device is arranged to enrich and / or update a knowledge base according to the changes made by the passenger with learning logic to improve the detection or prediction of the state and expectations of the passenger over future uses of the control device.
- control device is capable of detecting or predicting the state and / or the request of each passenger according to a personalized model specific to each passenger.
- state of comfort or style of comfort including "Quiet / Dynamic” corresponds to the importance assigned to the use of air to manage the thermal comfort and create thermal sensations.
- a "quiet" type of comfort in summer, is associated with a reduced use of the air velocities in the vicinity of the passenger's body by favoring the air outlets of the "Feet” type and / or "Defrosting".
- "Dynamic” type comfort is associated with an increase in the air velocities perceived on the body, in particular on the torso and face, in particular by prioritizing the aerators of the board, and preferably in "high dynamic" mode, in using ventilation nozzles in the pillars.
- the data on the level of clothing and the metabolic state is sufficient to determine the temperature level to be achieved on the various actuators (air temperature, radiant panels, etc.), provided that the profile and preferences of the person are informed.
- the system is arranged to allow the passenger to choose a temperature preference "warmer / cooler” compared to the settings proposed automatically.
- This setting is considered optional because this setting is only used in learning mode or for a casual user whose profile is not known. In particular, access to this setting does not replace the automatic recognition of the state of the user.
- the temperature preference can be expressed in value: -2 ° C / +1 ° C etc., or qualitatively: “frankly colder", “colder”, “slightly colder””slightlywarmer” , etc ... with a setting limited to a set of reduced values, typically -3 / +3.
- the default setting in particular a neutral setting, corresponds to the estimated average expectations for the panel of target users, according to the climatic conditions, the comfort style and the state of the users.
- the system is arranged to generate information representative of the level of confidence attributed to the knowledge bases and / or models used to evaluate the state and the thermal demand of the user.
- this information representative of the level of confidence is generated in the form of the display of an icon or any other graphic element or text, or any other element of communication.
- this information representing the level of confidence is arranged to establish a dialogue between the vehicle and the passenger to show at the same time:
- This information representative of the level of trust can be of two kinds, as follows:
- the system puts forward that it thinks to have detected a state or a specific thermal request and is in situation to propose to the passenger a solution, -
- the system lacks information and asks the passenger to enter or confirm certain parameters.
- the system is arranged to generate:
- an activation element for activating at least one automatic comfort management mode. It is possible to provide two modes of automatic comfort management, one favoring comfort without compromise, the other favoring a reduction in energy consumption.
- the system switches to "Manual" management mode until the activation of one of the automatic modes is reset.
- the system is arranged to generate:
- the autonomy lost in relation to a reference autonomy for example the autonomy on WLTC cycle, or the autonomy induced on this reference cycle, a color code, or any other graphical or textual element, which expresses whether the configuration and choice of comfort parameters are eco-responsible, or says otherwise if they make it possible to minimize the energy consumption without appreciably degrading comfort.
- a reference autonomy for example the autonomy on WLTC cycle, or the autonomy induced on this reference cycle, a color code, or any other graphical or textual element, which expresses whether the configuration and choice of comfort parameters are eco-responsible, or says otherwise if they make it possible to minimize the energy consumption without appreciably degrading comfort.
- a reference autonomy for example the autonomy on WLTC cycle, or the autonomy induced on this reference cycle, a color code, or any other graphical or textual element, which expresses whether the configuration and choice of comfort parameters are eco-responsible, or says otherwise if they make it possible to minimize the energy consumption without appreciably
- the invention further relates to an interface device between a thermal management system as described above and a passenger of the vehicle, this interface device comprising:
- an adjustment member in particular a tactile key, arranged to enable the passenger to adjust the first data representative of the level of clothing of a passenger in the passenger compartment (Cio) and / or a second representative datum (MET) of the passenger; metabolic activity of the passenger,
- the invention further relates to an interface device between a thermal management system arranged to manage and control the interactions between a passenger and the thermal management system of a motor vehicle, this device being arranged for:
- ⁇ allow the user to configure, set and activate various functions of the thermal comfort management system
- ⁇ allow adjustment of at least three parameters determining the configuration and adjustment of the thermal comfort management system for an identified person, namely:
- the invention also relates to a thermal management method for a passenger compartment of a motor vehicle, using an air conditioning device comprising at least one heat-treated air outlet, this air conditioning device including an HVAC, and this method comprising the steps following:
- this parameter possibly taking at least two extreme values, one of the values being associated with a state of calm and the other of the values being associated with a dynamic state,
- the system comprises at least one sensor arranged to measure a parameter used to determine at least one of the data.
- the sensor is chosen from:
- a camera in particular a DMS camera, arranged to observe a passenger in the passenger compartment,
- an infrared dome formed by a wide-angle infrared camera placed on a ceiling of the passenger compartment and which makes it possible to measure the temperatures of the walls and windows of the passenger compartment, a sunshine sensor,
- the system comprises an air conditioning device, in particular an HVAC, and the system is arranged to measure a parameter for determining the third data representative of the thermal environment of the passenger in the passenger compartment, this parameter being related to the condition of the air conditioning device, in particular the power of a blower of the air conditioning device or the distribution of air conditioning of the air conditioning device.
- the first datum (Cio) representative of the passenger's clothing level in the passenger compartment corresponds to a thermal resistance of the clothing worn by the passenger.
- the system is arranged to process an image taken by a camera and, from this image, to determine the type of clothing (T-shirt and / or shirt and / or sweater and / coat and and / or scarf and / or hat) carried by the passenger including image recognition, the system being further arranged to determine the thermal resistance from the type of clothing thus measured.
- the type of clothing T-shirt and / or shirt and / or sweater and / coat and and / or scarf and / or hat
- the second representative data (MET) of the metabolic activity of the passenger is dependent at least on a passenger heart rate which is measured in particular by a camera of the system, in particular a DMS camera.
- this camera is arranged to observe changes in the color of the passenger's face due to the movement of blood in the skin of the face, and the system measures from these images the heart rate.
- the second representative data (MET) of the metabolic activity of the passenger is dependent on at least one physical characteristic of the passenger which is measured in particular by a camera of the system, in particular a DMS camera.
- the camera is arranged to measure, in particular by image processing, the physical characteristics of the passenger, including gender, age, size and volume. It is possible to deduce the weight.
- the second representative data (MET) of the passenger metabolic activity is dependent on both a passenger heart rate and at least one passenger physical characteristic.
- the second representative data (MET) of the metabolic activity of the passenger corresponding to a thermal surface power produced by the passenger.
- the system is arranged for, from the temperatures of the walls and / or window measured by a sensor, in particular by an infrared dome, to calculate the radiative temperature for at least a part, in particular several parts, of the passenger body such as head, bust, back, legs, calves, feet, arms.
- the calculation is performed for at least six distinct parts of the body, including at least ten distinct parts of the body such as head, neck, torso, arms, hands, back, buttocks, thighs, legs, feet .
- the system is arranged to estimate the air temperature in contact with the passenger for a portion of the passenger's body, in particular several parts of the passenger's body, in particular the head, bust, back, legs, calves. , feet, arms, especially from the power of an air blower and / or distribution of the HVAC and / or the blown air temperature and the temperature of the passenger compartment and in particular on the base of charts.
- the system is arranged to acquire HVAC characteristics, such as the position of the flaps and a characteristic of the blower, for estimating the air speed at the level of the passengers.
- these temperatures and / or speeds are used to calculate the third data representative of the thermal environment of the passenger in the passenger compartment.
- the system is arranged to estimate the total thermal power exchanged (P_tot_theoritical) by the passenger with his environment by estimating the heat power exchanged part by part of the body, in particular the head, the bust, the back, legs, calves, feet, arms.
- the powers exchanged are a function of the local air velocity, the local air temperature, the local radiative temperature, the passenger surface, the level of passenger clothing (i.e. ) and the second representative data (MET) of the metabolic activity of the passenger.
- the system is arranged to compare the total thermal power exchanged with the environment (P_tot_theoritical) with the theoretical power produced by the passengers' metabolism and, by multiplying this power difference by a coefficient, to determine a value of the thermal comfort index (PMV).
- this model can then be used to estimate the instant comfort of the passengers. It is also possible to set guidelines for thermal actuators to achieve passenger comfort. There is thus a personalized regulation of the thermal system.
- the invention preferably uses both external data and passenger characteristics. It is thus possible to refine the thermal need to arrive at the thermal comfort of the passengers.
- FIG. 1 illustrates, schematically and partially, a thermal system according to the invention
- FIG. 2 illustrates steps of the thermal comfort management method in the system of FIG. 1,
- FIG. 3 represents the different passenger zones involved in the process of FIG. 2,
- FIG. 1 shows a thermal management system
- control unit 2 arranged for:
- the system includes a plurality of sensors arranged to measure a plurality of parameters for determining the first, second and third data.
- These sensors include:
- a DMS camera 3 arranged to observe a passenger in the passenger compartment
- an infrared dome 4 formed by a wide-angle infrared camera placed on a ceiling of the passenger compartment and which makes it possible to measure the temperatures of the walls and windows of the passenger compartment, a sun sensor 5,
- a temperature sensor 6 at the output of an air conditioning device or of the HVAC 10,
- the system 1 is arranged to measure a parameter for determining the third data representative of the passenger's thermal environment in the passenger compartment, this parameter being related to the condition of the air conditioning device, in particular the power of a device blower. air conditioning or distribution of air conditioning of the air conditioning device.
- the first datum (Cio) representative of the passenger's clothing level in the passenger compartment corresponds to a measured thermal resistance of the clothes worn by the passenger.
- the system 1 is arranged to process an image taken by the camera 3 and, from this image, to determine the type of clothing (T-shirt and / or shirt and / or sweater and / coat and / or scarf and / or hat) carried by the passenger in particular by image recognition, the system 1 being further arranged to determine the thermal resistance from the type of clothing thus measured.
- the type of clothing T-shirt and / or shirt and / or sweater and / coat and / or scarf and / or hat
- the second representative data (MET) of the metabolic activity of the passenger is dependent on a HR heart rate of the passenger which is measured in particular by the camera 3, as can be seen in FIG.
- This camera 3 is arranged to observe changes in the color of the passenger's face due to the movement of blood at the level of the facial skin, and the system measures from these images the heart rate.
- the second representative data (MET) of the metabolic activity of the passenger is dependent on a physical characteristic of the passenger which is measured by the camera 6 to determine, by image processing, PC physical characteristics of the passenger, including gender, age, height and volume, and indirectly weight.
- the second representative data MET of the metabolic activity of the passenger corresponds to a PS thermal power produced by the passenger deduced using the data PC.
- the system 1 is arranged for, from the temperatures of the walls and / or window measured by the infrared dome 4, to calculate the radiative temperature for several parts of the passenger body such as the head Z1, the bust Z2, the back Z3, the Z4 legs, Z5 feet, Z6 arms and Z7 hands, as can be seen in Figure 3.
- the system 1 is arranged to estimate the air temperature in contact with the passenger for a portion of the passenger's body, in particular several parts of the passenger's body, in particular the head, bust, back, legs, calves, feet, arms, particularly at from the power of an air blower and / or the distribution of the HVAC and / or the blown air temperature and the temperature of the passenger compartment and in particular on the basis of abacuses.
- the system 1 is arranged for, from the distribution of the HVAC and / or the power of the air blower, to estimate, in particular from charts, the air velocity in contact with a part or several parts of the passenger's body.
- These temperatures and / or TV speeds are used to calculate the third data representative of the thermal environment of the passenger in the passenger compartment.
- the system 1 is arranged to estimate the total thermal power exchanged (P_tot_theoritical) by the passenger with his environment by estimating the heat power exchanged part by part of the body, in particular the head, the bust, the back, the legs, the calves, feet, arms.
- This total thermal power exchanged (P_tot_theoritical) is a function of the Cio, Met and PS data.
- the powers exchanged are a function of the local air speed, the local air temperature, the local radiative temperature, the passenger surface, the passenger's clothing level (Cio) and the second data.
- representative (MET) of the metabolic activity of the passenger are a function of the local air speed, the local air temperature, the local radiative temperature, the passenger surface, the passenger's clothing level (Cio) and the second data.
- MET representative of the metabolic activity of the passenger.
- the system 1 is arranged to compare the total thermal power exchanged with the environment (P_tot_theoritical) with the theoretical power produced by the passengers' metabolism and, by multiplying this power difference by a coefficient, to determine a value of the comfort index thermal (PMV).
- this model can then be used to estimate the instant comfort of the passengers. It is also possible to set guidelines for thermal actuators to achieve passenger comfort. There is thus a personalized regulation of the thermal system.
- the method is arranged to take into account heat exchange by breathing, sweating and perspiration, as a function of the ambient temperature and humidity and of the metabolism to estimate a comfort index.
- the metabolic activity is determined by the day and / or time, sex, age, other personal characteristics of the passenger, and the data or knowledge of current or past activities.
- the control unit 2 is furthermore arranged for:
- this parameter possibly taking at least two extreme values, one of the values being associated with a state of calm and the other of the values being associated with a dynamic state ,
- the air conditioning device 10 managing the air conditioning device 10 to deliver treated air with a flow rate which is a function of this parameter, this flow being, for the same level of clothing and / or metabolic activity, lower in the case where the parameter is associated with a quiet state and higher in the case where the parameter is associated with a dynamic state.
- the system 1 is arranged to automatically adjust the temperature level generated by different actuators of the air conditioning device, through a machine learning and / or gradual calibration of the profile and preferences of the user.
- the system 1 is arranged to determine a type of air distribution and the level of ventilation by the air conditioning device, depending in particular on the context of use, the condition of the passenger and the ambient temperature.
- the system 1 is arranged in such a way that the first data representative of the level of clothing of a passenger in the passenger compartment (Cio) and / or the second representative datum (MET) of the metabolic activity of the passenger are used as thermal demand according to the current state of the passenger, whether it is for example a physical or cognitive stress.
- the system is arranged to memorize and / or acquire at least one of the following elements:
- At least one contextual element such as the first datum representative of the level of clothing of a passenger in the passenger compartment (Cio) and / or the second representative datum (MET) of the metabolic activity of the passage,
- the system comprises an adjustment member 40 of the heat felt by the passenger, of the "More Cool / Warmer" type, to allow the user, by asking for more or less heat felt by this adjusting member, to contribute to machine learning or for a casual user, this adjustment member being in particular connected to the control device.
- the system 1 is arranged to control sensors and / or actuators used to ensure the comfort of the passenger or passengers in the vehicle, on the basis of the following parameters:
- a first datum representative of the level of clothing of a passenger in the passenger compartment (Cio) and / or a second representative datum (MET) of the metabolic activity of the passenger
- the system 1 comprises an interface device 40 between a thermal management system as described above and a passenger of the vehicle, this interface device comprising:
- an adjustment member 51 in particular a tactile key, arranged to enable the passenger to set the first data representative of the level of clothing of a passenger in the passenger compartment (Cio)
- an adjustment member 52 in particular a touch key, arranged to enable the passenger to adjust the second representative datum (MET) of the metabolic activity of the passenger, an adjustment member 53 of the parameter relating to a state of thermal comfort.
- MET second representative datum
- the system 1 is arranged so that the above parameters are freely selectable by the user, according to his preferences or the context of use of the vehicle, or automatically proposed by the control system of the vehicle. comfort, through the knowledge of the user profile, the learning of his habits or preferences, and a processing of information from sensors.
- the system 1 is arranged to automatically control the above parameters while allowing the user at any time to modify one or more of these parameters, whether to indicate to the system an error of appreciation on the state.
- thermal of the person for example clothing and / or metabolism
- thermal comfort for example the style of comfort, the possible correction of the temperature level once known the thermal state.
- the comfort control device is arranged to enrich and / or update a knowledge base according to the changes made by the passenger with learning logic to improve the detection or prediction of the state and expectations of the passenger over future uses of the control device.
- a "quiet" comfort is associated with the increased use of radiative heating
- a "dynamic" comfort is associated with an increased use of warm air, at the feet at first and with the bust and face in "very dynamic” mode for example.
- a "quiet" type of comfort is associated with a reduced use of the air velocities in the vicinity of the passenger's body by favoring the air outlets of the "Feet” type and / or "Defrosting".
- “Dynamic” type comfort is associated with an increase in the air velocities perceived on the body, in particular on the torso and face, in particular by prioritizing the aerators of the board, and preferably in "high dynamic” mode, in using ventilation nozzles in the pillars.
- the data on the level of clothing and the metabolic state is sufficient to determine the temperature level to be achieved on the various actuators (air temperature, radiant panels, etc.), provided that the profile and preferences of the person are informed.
- the system is arranged to allow the passenger to choose a temperature preference "warmer / cooler" compared to the settings proposed automatically.
- This setting is considered optional because this setting is only used in learning mode or for a casual user whose profile is not known. In particular, access to this setting does not replace the automatic recognition of the state of the user.
- the temperature preference can be expressed in value: -2 ° C / +1 ° C etc., or qualitatively: “frankly colder”, “colder”, “slightly colder” “slightly warmer” , etc ... with a setting limited to a set of reduced values, typically -3 / +3.
- the default setting in particular a neutral setting, corresponds to the estimated average expectations for the panel of target users, according to the climatic conditions, the comfort style and the state of the users.
- the system is arranged to generate information representative of the level of confidence attributed to the knowledge bases and / or models used to evaluate the state and thermal demand of the user.
- this information representative of the level of confidence is generated in the form of the display of an icon or any other graphic element or text, or any other element of communication.
- this information representing the level of confidence is arranged to establish a dialogue between the vehicle and the passenger to show at the same time:
- This information representative of the level of trust can be of two kinds, as follows:
- the system lacks information and asks the passenger to enter or confirm certain parameters.
- the system is arranged to generate:
- an activation element for activating at least one automatic comfort management mode. It is possible to provide two modes of automatic comfort management, one favoring comfort without compromise, the other favoring a reduction in energy consumption.
- the system switches to "Manual" management mode until the activation of one of the automatic modes is reset.
- the system is arranged to generate:
- the autonomy lost in relation to a reference autonomy for example the autonomy on WLTC cycle, or the autonomy induced on this reference cycle
- a color code or any other graphical or textual element, which expresses whether the configuration and choice of comfort parameters are eco-responsible, or says otherwise if they make it possible to minimize the energy consumption without appreciably degrading comfort.
- a color code or any other graphical or textual element, which expresses whether the configuration and choice of comfort parameters are eco-responsible, or says otherwise if they make it possible to minimize the energy consumption without appreciably degrading comfort.
- being dressed warmly and promoting radiative comfort will be positively noted.
- a light hold and the use of dynamic mode with close-fitting nozzles will also be noted positively.
- the display modalities and choices aim to make users aware of the consequences of their choice on the consumption and autonomy of the vehicle, in a neutral reference system. constant that allows to better appreciate the consequences of climatic conditions and comfort options.
- the invention further relates to an interface device between a thermal management system arranged to manage and control the interactions between a passenger and the thermal management system of a motor vehicle, this device being arranged for:
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- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Air-Conditioning For Vehicles (AREA)
- Air Conditioning Control Device (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1851376A FR3078023B1 (fr) | 2018-02-19 | 2018-02-19 | Systeme de gestion thermique pour un habitacle de vehicule automobile |
| PCT/FR2019/050375 WO2019158887A1 (fr) | 2018-02-19 | 2019-02-19 | Systeme de gestion thermique pour vehicule automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP3755555A1 true EP3755555A1 (fr) | 2020-12-30 |
Family
ID=62067714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP19711965.4A Withdrawn EP3755555A1 (fr) | 2018-02-19 | 2019-02-19 | Systeme de gestion thermique pour vehicule automobile |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20210114433A1 (fr) |
| EP (1) | EP3755555A1 (fr) |
| CN (1) | CN111757814A (fr) |
| FR (1) | FR3078023B1 (fr) |
| WO (1) | WO2019158887A1 (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117325618A (zh) * | 2023-11-07 | 2024-01-02 | 重庆长安汽车股份有限公司 | 空调控制方法、装置、电子设备、存储介质及车辆 |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3871910B1 (fr) * | 2020-02-28 | 2023-07-26 | Ningbo Geely Automobile Research & Development Co. Ltd. | Régulation du climat intérieur de véhicule |
| FR3108270A1 (fr) * | 2020-03-18 | 2021-09-24 | Valeo Systemes Thermiques | Système de gestion du confort thermique d’un passager |
| US20230103173A1 (en) * | 2020-04-20 | 2023-03-30 | Gentherm Incorporated | Machine learning algorithm for controlling thermal comfort |
| FR3116472A1 (fr) * | 2020-11-24 | 2022-05-27 | Valeo Systemes Thermiques | Procédé de gestion thermique et système de gestion thermique correspondant |
| CN112721571B (zh) * | 2021-02-03 | 2023-05-09 | 重庆桴之科科技发展有限公司 | 多参数影响的共享汽车后排微气候调节方法及系统 |
| CN112959869A (zh) * | 2021-03-15 | 2021-06-15 | 北京车和家信息技术有限公司 | 车辆空调控制方法、装置、设备、存储介质和车辆 |
| US11654748B2 (en) * | 2021-05-05 | 2023-05-23 | Honda Motor Co., Ltd. | Heating, ventilation, and air conditioning indicator for temperature and fan adjustments and methods thereof |
| CN113479033B (zh) * | 2021-08-02 | 2024-06-18 | 胡泊 | 一种智能网联汽车热管理系统及其热管理方法 |
| JP2023183718A (ja) * | 2022-06-16 | 2023-12-28 | サンデン株式会社 | 車両用暖房装置 |
| CN116035559B (zh) * | 2023-02-02 | 2025-08-29 | 安徽宏元聚康医疗科技有限公司 | 一种基于舒适度的代谢舱人体数据测量方法及系统 |
| US20250206101A1 (en) * | 2023-12-21 | 2025-06-26 | Denso International America, Inc. | System and method for personalized vehicle heating, ventilation, and air conditioning system |
| GB2638440A (en) * | 2024-02-22 | 2025-08-27 | Jaguar Land Rover Ltd | Target cabin temperature determination for HVAC system of battery electric vehicle |
| DE102024127046A1 (de) * | 2024-09-19 | 2026-03-19 | Bayerische Motoren Werke Aktiengesellschaft | Klimatisierungssystem und Klimatisierungsverfahren für einen Fahrzeuginnenraum |
| CN118893950B (zh) * | 2024-10-08 | 2024-12-20 | 深圳艾为电气技术股份有限公司 | 汽车空调控制方法、装置、系统及存储介质 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008059553B4 (de) * | 2008-11-28 | 2012-10-25 | Behr-Hella Thermocontrol Gmbh | Verfahren zur Regelung der Innenraumtemperatur in einem Fahrzeug |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0321305D0 (en) * | 2003-09-11 | 2003-10-15 | Univ Reading The | Controlling an environment's characteristics using occupant feedback |
| FR2960045B1 (fr) * | 2010-05-12 | 2012-07-20 | Commissariat Energie Atomique | Controle personnalise du confort thermique d'un occupant d'un batiment |
| US8700227B2 (en) * | 2011-03-11 | 2014-04-15 | Honeywell International Inc. | Room thermal comfort monitor |
| US9457639B2 (en) * | 2011-04-27 | 2016-10-04 | Mahle International Gmbh | System and method of providing quick thermal comfort with reduced energy by using directed spot conditioning |
| US8839632B2 (en) * | 2012-03-09 | 2014-09-23 | Visteon Global Technologies, Inc. | Control strategy for a zonal heating, ventilating, and air conditioning system of a vehicle |
| CN102778002A (zh) * | 2012-07-09 | 2012-11-14 | 广东美的电器股份有限公司 | 控制人体热舒适感觉的空调器及控制方法 |
| DE102014209247B4 (de) * | 2013-06-06 | 2021-06-10 | Volkswagen Aktiengesellschaft | Verfahren zur Herbeiführung einer gewünschten Komforteinstellung in einem Kraftfahrzeug |
| US20160320081A1 (en) * | 2015-04-28 | 2016-11-03 | Mitsubishi Electric Research Laboratories, Inc. | Method and System for Personalization of Heating, Ventilation, and Air Conditioning Services |
| FR3040658B1 (fr) | 2015-09-08 | 2018-12-07 | Valeo Systemes Thermiques | Systeme de gestion thermique pour vehicule automobile et procede de gestion thermique correspondant |
| US10821805B2 (en) * | 2016-04-01 | 2020-11-03 | Gentherm Incorporated | Occupant thermal state detection and comfort adjustment system and method |
| CN106585650A (zh) * | 2016-11-25 | 2017-04-26 | 中车青岛四方机车车辆股份有限公司 | 轨道车辆空调系统的控制方法、装置、系统和轨道车辆 |
-
2018
- 2018-02-19 FR FR1851376A patent/FR3078023B1/fr not_active Expired - Fee Related
-
2019
- 2019-02-19 WO PCT/FR2019/050375 patent/WO2019158887A1/fr not_active Ceased
- 2019-02-19 US US16/970,843 patent/US20210114433A1/en not_active Abandoned
- 2019-02-19 EP EP19711965.4A patent/EP3755555A1/fr not_active Withdrawn
- 2019-02-19 CN CN201980014212.6A patent/CN111757814A/zh active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008059553B4 (de) * | 2008-11-28 | 2012-10-25 | Behr-Hella Thermocontrol Gmbh | Verfahren zur Regelung der Innenraumtemperatur in einem Fahrzeug |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117325618A (zh) * | 2023-11-07 | 2024-01-02 | 重庆长安汽车股份有限公司 | 空调控制方法、装置、电子设备、存储介质及车辆 |
Also Published As
| Publication number | Publication date |
|---|---|
| US20210114433A1 (en) | 2021-04-22 |
| CN111757814A (zh) | 2020-10-09 |
| FR3078023B1 (fr) | 2020-05-22 |
| WO2019158887A1 (fr) | 2019-08-22 |
| FR3078023A1 (fr) | 2019-08-23 |
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