WO2022208693A1 - 電力制御装置及び電力制御方法 - Google Patents
電力制御装置及び電力制御方法 Download PDFInfo
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- WO2022208693A1 WO2022208693A1 PCT/JP2021/013699 JP2021013699W WO2022208693A1 WO 2022208693 A1 WO2022208693 A1 WO 2022208693A1 JP 2021013699 W JP2021013699 W JP 2021013699W WO 2022208693 A1 WO2022208693 A1 WO 2022208693A1
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- vehicle
- power control
- hot wire
- temperature
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- 238000000034 method Methods 0.000 title claims description 32
- 230000005611 electricity Effects 0.000 claims abstract description 5
- 238000010438 heat treatment Methods 0.000 description 11
- HEZMWWAKWCSUCB-PHDIDXHHSA-N (3R,4R)-3,4-dihydroxycyclohexa-1,5-diene-1-carboxylic acid Chemical compound O[C@@H]1C=CC(C(O)=O)=C[C@H]1O HEZMWWAKWCSUCB-PHDIDXHHSA-N 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 238000005485 electric heating Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B1/00—Details of electric heating devices
- H05B1/02—Automatic switching arrangements specially adapted to apparatus ; Control of heating devices
- H05B1/0227—Applications
- H05B1/023—Industrial applications
- H05B1/0236—Industrial applications for vehicles
-
- 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 [HVAC] 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
- B60H1/00764—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 the input being a vehicle driving condition, e.g. speed
-
- 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 [HVAC] devices
- B60H1/22—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant
- B60H1/2215—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant the heat being derived from electric heaters
- B60H1/2218—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant the heat being derived from electric heaters controlling the operation of electric heaters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J1/00—Windows; Windscreens; Accessories therefor
- B60J1/20—Accessories, e.g. wind deflectors, blinds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/56—Heating or ventilating devices
- B60N2/5678—Heating or ventilating devices characterised by electrical systems
- B60N2/5685—Resistance
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/02—Cleaning windscreens, windows or optical devices
- B60S1/023—Cleaning windscreens, windows or optical devices including defroster or demisting means
- B60S1/026—Cleaning windscreens, windows or optical devices including defroster or demisting means using electrical means
-
- 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 [HVAC] devices
- B60H1/00271—HVAC devices specially adapted for particular vehicle parts or components and being connected to the vehicle HVAC unit
- B60H1/00285—HVAC devices specially adapted for particular vehicle parts or components and being connected to the vehicle HVAC unit for vehicle seats
-
- 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 [HVAC] devices
- B60H1/22—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant
- B60H2001/2246—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant obtaining information from a variable, e.g. by means of a sensor
- B60H2001/2253—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant obtaining information from a variable, e.g. by means of a sensor related to an operational state of the vehicle or a vehicle component
-
- 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 [HVAC] devices
- B60H1/22—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant
- B60H2001/2259—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant output of a control signal
- B60H2001/2265—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant output of a control signal related to the quantity of heat produced by the heater
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
- H05B2203/002—Heaters using a particular layout for the resistive material or resistive elements
- H05B2203/005—Heaters using a particular layout for the resistive material or resistive elements using multiple resistive elements or resistive zones isolated from each other
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/84—Heating arrangements specially adapted for transparent or reflecting areas, e.g. for demisting or de-icing windows, mirrors or vehicle windshields
Definitions
- the present invention relates to an electric power control device and method for controlling the electric power of a vehicle in which the windshield is divided into a plurality of areas and a heating wire is provided in each of the plurality of areas.
- Patent Document 1 discloses a heater device in which a heater is provided on the front window of a vehicle.
- heaters are arranged in the upper side area, the side side area, the central area, and the lower side area of the windshield, and the area to which the heater is energized is selected according to the outside air temperature and the speed of the vehicle. had decided.
- the present invention has been proposed in view of the above circumstances, and provides a power control apparatus and method capable of saving power consumption of a vehicle when power is supplied to a hot wire heater provided in the windshield. With the goal.
- a power control apparatus and method provide alternating control for sequentially energizing hot wire heaters provided in a plurality of regions of a windshield; Overall control for simultaneously energizing all the hot wire heaters provided in the area is switched based on the outside air temperature of the vehicle and the speed of the vehicle.
- FIG. 1 is a block diagram showing the configuration of a vehicle equipped with a power control device according to one embodiment of the present invention.
- FIG. 2 is a diagram showing the structure of a hot wire heater controlled by a power control device according to one embodiment of the present invention.
- FIG. 3A is a flowchart showing the procedure of power control processing by the power control device according to one embodiment of the present invention.
- FIG. 3B is a flowchart showing the procedure of power control processing by the power control device according to one embodiment of the present invention.
- FIG. 1 is a block diagram showing the configuration of a vehicle equipped with a power control device according to this embodiment.
- a vehicle 100 includes hot wire heaters 1a and 1b, a DCDC converter 3, a power control device 5, a vehicle control unit 7, a power train control unit 9, an outside air temperature sensor 11, and a vehicle interior.
- a temperature sensor 13 and a seat heater 15 are provided.
- the vehicle 100 is an electric vehicle will be described, but it may be a vehicle equipped with a normal internal combustion engine.
- the hot wire heaters 1a and 1b divide the windshield into a plurality of areas, and are provided in each of the plurality of divided areas.
- the front windshield is divided into two electric heating regions 20a and 20b on the left and right sides, and electric electrodes 21a and 23a are provided above and below the electric heating region 20a on the left side to constitute the hot wire heater 1a.
- the heating electrodes 21b and 23b are provided above and below the right heating region 20b to constitute the hot wire heater 1b.
- the front window may be divided into three or more regions and three or more hot wire heaters may be provided.
- the DCDC converter 3 converts a high voltage for driving the motor into a voltage for supplying electrical components of the vehicle 100, and supplies power to each electrical component.
- electric power is supplied from the DCDC converter 3 to the hot wire heaters 1 a and 1 b and the seat heater 15 .
- the power control device 5 is a device that controls power supplied to each electrical component of the vehicle 100 , and controls power supplied to the hot wire heaters 1 a and 1 b and the seat heater 15 in this embodiment. Specifically, the power control device 5 performs alternating control for sequentially energizing the hot wire heaters provided in a plurality of regions of the windshield, and simultaneously energizing all the hot wire heaters provided in a plurality of regions of the windshield. based on the outside temperature and speed of the vehicle.
- the electric power control device 5 controls that the outside temperature of the vehicle 100 is equal to or lower than the temperature at which the windshield freezes (first temperature), and the speed of the vehicle 100 is equal to or lower than the speed at which the vehicle 100 is considered to be stopped (predetermined value).
- control is performed so as to perform overall control.
- the vehicle 100 is considered to be in a state where the vehicle 100 cannot start running because the front windshield is frozen and the vehicle 100 is stopped. All 1a and 1b are energized at the same time.
- both the hot wire heaters 1a and 1b shown in FIG. 2 are energized at the same time.
- the electric power supplied to the vehicle 100 will not run short because the electric power is not used because the vehicle 100 is stopped and running.
- the electric power control device 5 determines that the outside air temperature of the vehicle 100 is equal to or lower than the temperature at which the windshield freezes (first temperature), and the speed of the vehicle 100 is lower than the speed (predetermined value) at which the vehicle is considered to be stopped. When it is high, it is controlled to perform alternating control. In this case, since the vehicle 100 is already running, it is considered that the front windshield is not frozen and that the fog should be removed. Therefore, the power control device 5 performs alternating control to sequentially energize the hot wire heaters 1a and 1b provided in a plurality of regions of the windshield for each region.
- the hot wire heaters 1a and 1b shown in FIG. 2 are controlled to alternately energize to the left and right at intervals of several seconds to several tens of seconds.
- the police box control does not have the ability to defrost the frozen front windshield, if the vehicle 100 is already running and the front windshield is not frozen, the police box control can be used to remove the fog. Even control can be made to function satisfactorily.
- the power control device 5 determines whether or not the power consumption of the entire vehicle 100 is equal to or greater than a predetermined power value. That is, it is determined whether or not the electric power to be supplied to vehicle 100 has a surplus capacity. Then, when the power consumption of the vehicle 100 is equal to or higher than a predetermined power value and there is no spare power, it is determined whether the seat heater 15 is in use. suppresses the amount of energization of
- the electric power to the seat heater 15 is suppressed, thereby preferentially supplying the electric power to the hot wire heaters 1a and 1b which are important for running. can do.
- the heater for suppressing electric power is not limited to the seat heater 15, and other heaters may be used as long as they are provided in the passenger compartment of the vehicle 100. FIG.
- electric power control device 5 energizes hot wire heaters 1a and 1b. Even if the switch is turned on, the hot wire heaters 1a and 1b are controlled so as not to be energized. This is considered to be an erroneous operation by the occupant of the vehicle 100 when the switches for energizing the hot wire heaters 1a and 1b are turned on despite the temperature not using heating.
- the power control device 5 controls so as not to energize the hot wire heaters 1a and 1b, thereby avoiding wasteful power consumption. ing.
- the power control device 5 is a controller composed of general-purpose electronic circuits including a microcomputer, a microprocessor, and a CPU, and peripheral devices such as memory, and is installed with a computer program for executing power control processing. .
- Each function of power controller 5 may be implemented by one or more processing circuits.
- Processing circuitry includes, for example, programmed processing units including electrical circuitry, such as application specific integrated circuits (ASICs) or conventional circuitry arranged to perform the functions described in the embodiments. It also includes equipment.
- ASICs application specific integrated circuits
- the vehicle control unit 7 is an ECU (Electronic Control Unit) that outputs a command signal to operate each part of the vehicle in response to an operation signal input from the occupant of the vehicle 100 or a control signal input from the controller of the vehicle 100. be. For example, in response to a control signal output from the power control device 5, a command signal for operating the hot wire heaters 1a and 1b is output.
- ECU Electronic Control Unit
- the powertrain control unit 9 is an ECU that controls a powertrain such as a motor and transmission, acquires the speed of the vehicle 100 from a vehicle speed sensor (not shown), and controls the motor and transmission in response to accelerator operation.
- the outside temperature sensor 11 is a sensor that detects the outside temperature of the vehicle 100 and outputs the detected outside temperature to the power control device 5 .
- the vehicle interior temperature sensor 13 is a sensor that detects the vehicle interior temperature of the vehicle 100 and outputs the detected vehicle interior temperature to the power control device 5 .
- the seat heater 15 is a heater installed on a seat provided inside the vehicle 100 .
- FIGS. 3A and 3B are flowcharts showing the procedure of power control processing by the power control device 5 according to this embodiment.
- the power control process shown in FIGS. 3A and 3B starts when the switches for energizing the hot wire heaters 1a and 1b are turned on.
- step S101 power control device 5 acquires the outside temperature of vehicle 100 from outside temperature sensor 11, and determines whether the outside temperature of vehicle 100 is below the temperature at which the front windshield freezes. determine whether If the temperature is equal to or lower than the freezing temperature, the process proceeds to step S103, and if the temperature is higher than the freezing temperature, the process proceeds to step S117.
- step S103 the power control device 5 determines whether or not the speed of the vehicle 100 is equal to or lower than the speed at which the vehicle is considered to be stopped.
- the speed of the vehicle 100 may be obtained from the power train control unit 9 or may be obtained directly from a speed sensor (not shown).
- the process proceeds to step S105, and when the speed is higher than the speed at which the vehicle is considered to be stopped, the process proceeds to step S111.
- step S105 the power control device 5 determines whether or not the power supplied to the vehicle 100 has a surplus. Specifically, the power control device 5 acquires the power consumption of the entire vehicle 100 from the DCDC converter 3 or another ECU, and determines whether the acquired power consumption of the entire vehicle 100 is equal to or greater than a predetermined power value. By making the determination, it is determined whether or not the electric power has a surplus. If the power supplied to vehicle 100 has no surplus power, the process proceeds to step S107, and if the power supplied to vehicle 100 has surplus power, the process proceeds to step S109.
- step S107 the electric power control device 5 determines whether or not the seat heater 15 is in use because the vehicle 100 has no spare power. is suppressed, and then the process proceeds to step S109.
- step S109 the power control device 5 performs overall control to simultaneously energize the hot wire heaters 1a and 1b provided in a plurality of areas of the windshield. Therefore, the electric power control device 5 executes full control when the outside air temperature of the vehicle 100 is below the temperature at which the windshield freezes and the speed of the vehicle 100 is below the speed at which the vehicle is considered to be stopped. do.
- the power control process according to the present embodiment ends.
- step S103 determines that the speed of the vehicle 100 is higher than the speed at which the vehicle 100 is supposed to be stopped and the process proceeds to step S111 will be described.
- step S111 the power control device 5 determines whether or not the power supplied to the vehicle 100 has a surplus. Specifically, the power control device 5 acquires the power consumption of the entire vehicle 100 from the DCDC converter 3 or another ECU, and determines whether the acquired power consumption of the entire vehicle 100 is equal to or greater than a predetermined power value. By making the determination, it is determined whether or not the electric power has a surplus. If the power supplied to vehicle 100 has no surplus power, the process proceeds to step S113, and if the power supplied to vehicle 100 has surplus power, the process proceeds to step S115.
- step S113 the electric power control device 5 determines whether or not the seat heater 15 is in use because the vehicle 100 has no spare power. is suppressed, and then the process proceeds to step S115.
- step S115 the power control device 5 performs alternating control to sequentially energize the hot wire heaters 1a and 1b provided in a plurality of regions of the windshield for each region. Therefore, power control device 5 executes alternation control when the outside air temperature of vehicle 100 is below the temperature at which the windshield freezes and the speed of vehicle 100 is higher than the speed at which the vehicle is considered to be stopped. .
- the power control process according to the present embodiment is terminated.
- step S101 determines that the outside air temperature of the vehicle 100 is higher than the temperature at which the windshield freezes and the process proceeds to step S117 will be described.
- step S117 electric power control device 5 acquires the outside temperature of vehicle 100 from outside temperature sensor 11, and uses heating such that the outside temperature of vehicle 100 corresponds to the summer temperature. Determine whether the temperature is higher than the temperature at which the If the temperature is equal to or lower than the temperature at which heating is not used, the process proceeds to step S123, and if the temperature is higher than the temperature at which heating is not used, the process proceeds to step S121.
- step S121 the power control device 5 controls not to energize the hot wire heaters 1a and 1b even if the switches for energizing the hot wire heaters 1a and 1b are turned on.
- the power control device 5 controls the hot wire heaters 1a and 1b not to be energized even when the switches for energizing the hot wire heaters 1a and 1b are turned on, thereby preventing wasteful power consumption.
- the hot wire heaters 1a and 1b are controlled so as not to be energized in this manner, the power control processing according to the present embodiment ends.
- step S117 determines that the outside air temperature of the vehicle 100 is equal to or lower than the summer temperature at which heating is not used, and the process proceeds to step S123.
- step S123 the power control device 5 determines whether or not the power supplied to the vehicle 100 has a surplus. Specifically, the power control device 5 acquires the power consumption of the entire vehicle 100 from the DCDC converter 3 or another ECU, and determines whether the acquired power consumption of the entire vehicle 100 is equal to or greater than a predetermined power value. By making the determination, it is determined whether or not the electric power has a surplus. If the power supplied to vehicle 100 has no surplus power, the process proceeds to step S125, and if the power supplied to vehicle 100 has surplus power, the process proceeds to step S127.
- step S125 the electric power control device 5 determines whether or not the seat heater 15 is in use because the vehicle 100 has no spare power. is suppressed, and then the process proceeds to step S127.
- step S127 the power control device 5 performs alternating control to sequentially energize the hot wire heaters 1a and 1b provided in a plurality of regions of the windshield for each region. Therefore, power control device 5 executes alternating control when the outside air temperature is equal to or lower than the temperature at which heating is not used.
- the power control process according to the present embodiment is terminated.
- the alternating control for sequentially energizing the hot wire heaters provided in a plurality of regions and the hot wire heaters provided in the plurality of regions are all energized at the same time, switching based on the outside temperature and speed of the vehicle. This makes it possible to carry out alternating control that can save electric power according to the outside temperature and speed of the vehicle. can.
- the electric power control device 5 performs control to perform full control when the outside air temperature of the vehicle is equal to or lower than a predetermined first temperature and the speed of the vehicle is equal to or lower than a predetermined value.
- the electric power control device 5 controls to perform alternation control when the outside air temperature of the vehicle is equal to or lower than a predetermined first temperature and the speed of the vehicle is higher than a predetermined value.
- the power control device 5 when the power consumption of the vehicle is equal to or higher than a predetermined power value, it is determined whether or not the heater provided in the vehicle interior is in use, When in use, the amount of electricity supplied to the heater provided in the passenger compartment of the vehicle is suppressed. As a result, when there is no surplus electric power in the entire vehicle, the amount of electricity supplied to the heater provided in the vehicle interior can be suppressed, so electric power can be supplied preferentially to the hot wire heater.
- the electric power control device 5 when the outside air temperature of the vehicle is higher than a predetermined second temperature, even if the switch for energizing the hot wire heater is turned on, it is controlled so as not to energize the hot wire heater. . As a result, wasteful power consumption can be avoided even if the vehicle occupant accidentally turns on the switch.
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Abstract
Description
図1は、本実施形態に係る電力制御装置を搭載した車両の構成を示すブロック図である。図1に示すように、車両100は、熱線ヒータ1a、1bと、DCDCコンバータ3と、電力制御装置5と、車両コントロールユニット7と、パワートレインコントロールユニット9と、外気温センサ11と、車室内温度センサ13と、シートヒータ15を備えている。尚、本実施形態では、車両100が電動車両である場合について説明するが、通常の内燃機関を備えた車両であってもよい。
次に、本実施形態に係る電力制御装置5によって実行される電力制御処理を説明する。図3A、3Bは、本実施形態に係る電力制御装置5による電力制御処理の処理手順を示すフローチャートである。図3A、3Bに示す電力制御処理は、熱線ヒータ1a、1bに通電するスイッチがオンされると、スタートする。
以上、詳細に説明したように、本実施形態に係る電力制御装置5では、複数の領域に設けられた熱線ヒータを領域毎に順番に通電する交番制御と、複数の領域に設けられた熱線ヒータをすべて同時に通電する全面制御を、車両の外気温と速度に基づいて切り替える。これにより、車両の外気温と速度に応じて、電力を節約することが可能な交番制御を実施できるので、フロントウインドに設けた熱線ヒータに通電する場合に、車両の消費電力を節約することができる。
3 DCDCコンバータ
5 電力制御装置
7 車両コントロールユニット
9 パワートレインコントロールユニット
11 外気温センサ
13 車室内温度センサ
15 シートヒータ
20a、20b 電熱領域
21a、21b、23a、23b 通電電極
100 車両
Claims (6)
- フロントウインドを複数の領域に区分し、前記複数の領域のそれぞれに熱線ヒータを設けた車両の電力を制御する電力制御装置であって、
前記複数の領域に設けられた熱線ヒータを領域毎に順番に通電する交番制御と、前記複数の領域に設けられた熱線ヒータをすべて同時に通電する全面制御を、前記車両の外気温と前記車両の速度に基づいて切り替えることを特徴とする電力制御装置。 - 前記車両の外気温が所定の第1温度以下で、尚且つ前記車両の速度が所定値以下である場合には、前記全面制御を行うことを特徴とする請求項1に記載の電力制御装置。
- 前記車両の外気温が所定の第1温度以下で、尚且つ前記車両の速度が所定値より高い場合には、前記交番制御を行うことを特徴とする請求項1または2に記載の電力制御装置。
- 前記車両の消費電力が所定の電力値以上である場合には、前記車両の車室内に設けられたヒータが使用中であるか否かを判定し、使用中である場合には、前記車両の車室内に設けられたヒータへの通電量を抑制することを特徴とする請求項2または3に記載の電力制御装置。
- 前記車両の外気温が所定の第2温度より高い場合には、前記熱線ヒータに通電するスイッチがオンされても、前記熱線ヒータに通電しないことを特徴とする請求項1~4のいずれか1項に記載の電力制御装置。
- フロントウインドを複数の領域に区分し、前記複数の領域のそれぞれに熱線ヒータを設けた車両の電力を制御するコントローラによる電力制御方法であって、
前記複数の領域に設けられた熱線ヒータを領域毎に順番に通電する交番制御と、前記複数の領域に設けられた熱線ヒータをすべて同時に通電する全面制御を、前記車両の外気温と前記車両の速度に基づいて切り替えることを特徴とする電力制御方法。
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US17/633,070 US12016085B2 (en) | 2021-03-30 | 2021-03-30 | Power control device and power control method |
JP2022504209A JP7207603B1 (ja) | 2021-03-30 | 2021-03-30 | 電力制御装置及び電力制御方法 |
CN202180004776.9A CN117042992B (zh) | 2021-03-30 | 2021-03-30 | 电力控制装置和电力控制方法 |
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