WO2013021928A1 - 電源供給装置 - Google Patents

電源供給装置 Download PDF

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Publication number
WO2013021928A1
WO2013021928A1 PCT/JP2012/069797 JP2012069797W WO2013021928A1 WO 2013021928 A1 WO2013021928 A1 WO 2013021928A1 JP 2012069797 W JP2012069797 W JP 2012069797W WO 2013021928 A1 WO2013021928 A1 WO 2013021928A1
Authority
WO
WIPO (PCT)
Prior art keywords
power supply
power
branch circuit
loads
supply device
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.)
Ceased
Application number
PCT/JP2012/069797
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
佐竹　周二
金澤　昭義
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yazaki Corp
Original Assignee
Yazaki Corp
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 Yazaki Corp filed Critical Yazaki Corp
Priority to EP12822736.0A priority Critical patent/EP2744064B1/en
Priority to CN201280049906.1A priority patent/CN103875152A/zh
Publication of WO2013021928A1 publication Critical patent/WO2013021928A1/ja
Priority to US14/177,701 priority patent/US9545889B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
    • B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
    • B60R16/03—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for
    • B60R16/033—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for characterised by the use of electrical cells or batteries
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/14—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
    • B60Q1/0088—Details of electrical connections
    • B60Q1/0094—Arrangement of electronic circuits separated from the light source, e.g. mounting of housings for starter circuits for discharge lamps
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2310/00—The network for supplying or distributing electric power characterised by its spatial reach or by the load
    • H02J2310/40—The network being an on-board power network, i.e. within a vehicle
    • H02J2310/46—The network being an on-board power network, i.e. within a vehicle for ICE-powered road vehicles

Definitions

  • the present invention relates to a power supply device, and more particularly, to a power supply device including a battery and a plurality of loads that receive power supply from the battery.
  • a vehicle such as an automobile is equipped with a power supply device for supplying power to a plurality of loads.
  • a power supply device for example, the one shown in FIG. 14 is known.
  • the power supply device 100 includes a battery 101, a lamp load 102 as a plurality of loads, and a control device 103 provided between the battery 101 and the plurality of lamp loads 102. .
  • the control device 103 is mounted on, for example, a power supply box provided near the battery 101.
  • the control device 103 includes a branch circuit 103a that branches the power supply line from the battery 101 into a plurality of branch lines, and a plurality of switch elements 103b provided on the branch lines branched by the branch circuit 103a. is doing.
  • a mechanical relay or a semiconductor relay is used as the switch element 103b.
  • the switch element 103 b is controlled to be turned on and off by supplying a drive signal from the main drive device 200.
  • the main drive device 200 when the main drive device 200 turns on the switch element 103b, the power from the battery 101 is supplied to the lamp load 102, and the main drive device 200 turns off the switch element 103b. The power supplied from the battery 101 to the lamp load 102 is cut off.
  • an alternator 104 as a generator for converting mechanical energy of the engine into electric energy is mounted on the automobile in order to charge the battery 101.
  • An alternator 104 may be provided between the battery 101 and the lamp load 102 so that the power generated by the alternator 104 can be directly supplied to the lamp load 102.
  • a DC / DC converter 105 that steps down the power supply voltage from the battery 101 may be provided between the battery 101 and the lamp load 102. .
  • the electric wire L10 connecting between the battery 101 and the control device 103 needs to pass a large current that is the sum of the currents flowing through the plurality of lamp loads 102. Therefore, a wire having a large wire size and a small path resistance is used. It has been.
  • the electric wire L11 connecting the control device 103 and each lamp load 102 only needs to flow the current flowing through the lamp load 102 to be connected, and a wire having a small wire size and a large path resistance is used.
  • the control device 103 when the control device 103 is mounted in the power supply box near the battery 101 as described above, the wire L11 having a large path resistance becomes longer than the wire L10 having a small path resistance, and the voltage drop due to the wire L11 is increased. . For this reason, there is a problem that the power loss due to the electric wire L11 increases and the voltage applied to the lamp load 102 decreases.
  • a rated voltage is defined for the lamp load 102 described above, and when a voltage higher than the rated voltage is applied, the power consumed by the lamp load 102 increases and becomes brighter than necessary. For this reason, when a voltage higher than the rated voltage is supplied to the lamp load 102, a useless voltage is supplied. Furthermore, if the voltage supplied to the lamp load 102 increases, the electrical stress on the lamp load 102 also increases, so there is a concern that the life of the lamp load 102 may be shortened (in fact, the lamp load 102 such as a filament exceeds the rating). , Known to have a short life.)
  • an object of the present invention is to provide a power supply device that can suppress power loss due to electric wires.
  • a power supply apparatus including a power source and a plurality of loads that receive power supply from the power source, wherein one power line connected to the power source is provided.
  • a branch circuit that branches into a plurality of branch lines to supply the plurality of loads to the plurality of loads, and the branch circuit is provided in the vicinity of the load.
  • the invention according to claim 2 is a first terminal fitting connected to the power source, a plurality of second terminal fittings connected to each of the loads, and a connector that accommodates the first terminal fitting and the second terminal fitting. And a branch connector provided in the connector housing in a state of being connected to the first terminal fitting and the second terminal fitting. 1 in the power supply apparatus according to the first aspect.
  • the invention according to claim 3 resides in the power supply apparatus according to claim 1 or 2, wherein the branch circuit is attached to a housing that houses at least one of the plurality of loads.
  • the invention according to claim 4 is characterized in that the branch circuit is arranged at a position closer to the plurality of loads than an intermediate position between the position of the power source and the positions of the plurality of loads.
  • the power supply device according to 2 is present.
  • the invention according to claim 5 further includes a plurality of electric wires connecting the branch circuit and the plurality of loads, and the total electric wire length of the plurality of electric wires is the shortest within a range in which the electric wires can be routed. 3.
  • the invention according to claim 6 further includes a plurality of electric wires connecting the branch circuit and the plurality of loads, and the total power loss of the plurality of electric wires is minimized in a range in which the electric wires can be routed. 3.
  • the invention according to claim 7 further includes a plurality of electric wires connecting the branch circuit and the plurality of loads, and a position where a total weight of the plurality of electric wires is minimized in a range in which the electric wires can be routed.
  • a plurality of switch elements respectively provided on the branch line and a supply supplied to the loads input from the first terminal fitting are provided in the connector housing of the relay connector.
  • Voltage detection means for detecting voltage; and on / off control means for intermittently turning on the switch element and reducing the duty ratio of the on period of the switch element as the supply voltage detected by the voltage detection means increases.
  • the power supply device further comprising:
  • the branch circuit since the branch circuit is built in the relay connector, it can be easily attached to the power supply device.
  • the on / off control means intermittently controls the switch element to be turned on, and the duty ratio of the on period of the switch element is reduced as the supply voltage detected by the voltage detection means is increased. . That is, the power can be kept constant by shortening the ON period of the switch element as the supply voltage increases. As a result, more than a certain amount of wasted power is not supplied, and power saving and long life can be achieved. Moreover, since the path from the connector to each load can be made as short as possible, the supply voltage supplied to the load can be detected accurately.
  • FIG. 1 is a circuit diagram which shows 1st Embodiment of the power supply apparatus of this invention
  • FIG. 2A is an external perspective view of the connector shown in FIG. 1B
  • FIG. 2B is a cross-sectional view taken along line AA in FIG.
  • It is a flowchart of the electric power control apparatus which comprises the power supply apparatus shown in FIG. (A) is a time chart of the input voltage VIN inputted from the press contact power supply terminal 51a of the relay connector constituting the power supply apparatus shown in FIG. 1, and (B) constitutes the power supply apparatus 1 shown in FIG.
  • FIG. 10 It is sectional drawing of the relay connector shown in FIG. It is a flowchart of the electric power control apparatus which the power supply device shown in FIG. 10 comprises. It is a circuit diagram which shows the power supply apparatus in other embodiment. It is a circuit diagram which shows an example of the conventional power supply device.
  • the power supply device 1 is mounted on an ICEV (Internal Combustion Engine Vehicle). As shown in FIG. 1, the power supply device 1 includes a battery 2 as a power source, a plurality of load units 31 to 33 that operate by receiving power supply from the battery 2, and the like, and the battery 2 and the plurality of load units 31 to 31.
  • the alternator 4 provided between the power supply line L11 and the ground line L12 connected to the battery 2 and the relay connector 5 for connecting the plurality of load units 31 to 33 are provided.
  • the battery 2 uses a secondary battery such as a lithium battery in addition to a lead battery, and is disposed, for example, in an engine room of a vehicle.
  • Each of the plurality of load units 31 to 33 includes a lamp load 3a as a load, a holder 3b as a housing for holding and housing the lamp load 3a, and a connector 3c provided integrally with the holder 3b. I have.
  • These load units 31 to 33 are arranged at locations close to each other in the vehicle.
  • the connector 3c includes, for example, a female terminal fitting (not shown) connected to both ends of the lamp load 3a, and a housing provided integrally with a holder 3b that holds the terminal fitting.
  • the alternator 4 is a generator that converts mechanical energy of the engine into electric energy, and charges the battery 2 or supplies power directly to the lamp load 3a described above.
  • a DC / DC converter 6 that steps down the supply voltage from the battery 2 may be connected between the battery 2 and the plurality of load units 31 to 33.
  • the alternator 4 is connected. The case will be described.
  • the relay connector 5 is attached by being connected to the connector 3c of the load unit 31 which is one of the plurality of load units 31 to 33.
  • the load unit 31 is provided with a lamp load 3a having the largest current consumption among the lamp loads 3a provided in the load units 31 to 33.
  • the relay connector 5 starts power supply to the lamp loads 3a built in the plurality of load units 31 to 33 in response to the output of the drive signal from the main drive device 7, and the lamp load in response to the stop of output of the drive signal.
  • the power supply to 3a is cut off.
  • the relay connector 5 includes a pressure contact power supply terminal 51a, a pressure contact ground terminal 51b, a pressure contact signal terminal 51c, a first branch circuit 52a, a second branch circuit 52b, and a tab-shaped power supply.
  • a terminal 53a, pressure contact power supply terminals 53b, 53c, a tab-shaped ground terminal 54a, and pressure contact ground terminals 54b, 54c are provided.
  • a power supply line L11 connected to the positive side of the battery 2 is connected to the press contact power supply terminal 51a as the first terminal fitting, and the positive side of the power supply from the battery 2 is input.
  • the ground line L12 connected to the negative side of the battery 2 is connected to the pressure contact ground terminal 51b, and the negative side of the power source from the battery 2 is input.
  • a driving signal connected to the signal line L13 connected to the main driving device 7 is input to the pressure contact signal terminal 51c.
  • the first branch circuit 52a as a branch circuit is a circuit that branches one power supply line input from the pressure contact power supply terminal 51a into a plurality of branch lines.
  • the second branch circuit 52b is a circuit that branches one ground line input from the pressure contact ground terminal 51b into a plurality of branch lines.
  • the tab-shaped power supply terminal 53a and the pressure contact power supply terminals 53b and 53c as the second terminal fittings are respectively connected to a plurality of branch lines branched by the first branch circuit 52a, and the positive side of the power supply with respect to each lamp load 3a. Is output.
  • the tab-shaped power supply terminal 53a and the pressure contact power supply terminals 53b and 53c are respectively connected to a plurality of branch lines branched by the second branch circuit 52b, and are terminals that output the negative side of the power supply to each lamp load 3a.
  • the relay connector 5 receives the switch elements 55a to 55c provided on the branch line branched by the first branch circuit 52a and the input voltage V IN input from the press contact power supply terminal 51a for each load unit.
  • the voltage detection device 56 as voltage detection means for detecting the supply voltage supplied to the lamp load 3a provided at 31 to 33, and the on / off of the switch elements 55a to 55c based on the drive signal and the detection result of the voltage detection device 56
  • an electric power control device 57 as on / off control means for controlling the power.
  • the switch elements 55a to 55c are made of, for example, a semiconductor relay. When the switch elements 55a to 55c are turned on, the power from the alternator 4 is supplied to the lamp load 3a. When the switch elements 55a to 55c are turned off, the power supply from the alternator 4 to the lamp load 3a is cut off.
  • the voltage detection device 56 is composed of an OP amplifier, for example, and supplies the detected voltage to the power control device 57.
  • the power control device 57 is composed of, for example, a known microcomputer and controls the entire power supply device 1.
  • the voltage detection device 56 and the power supply device 1 are devices that are driven by the supply of power from the battery 2 via the pressure contact power terminal 51a and the pressure contact ground terminal 51b.
  • the relay connector 5 includes a sealing body 58 from which the terminals 51a to 51c, 53a to 53c, and 54a to 54c protrude, and the terminals 51a to 51c, 53a to 53c, and 54a to 54c. And a housing 59 that accommodates the sealing body 58.
  • the pressure contact power supply terminal 51a, the pressure contact ground terminal 51b, the pressure contact signal terminal 51c, the pressure contact power supply terminals 53b and 53c, and the pressure contact ground terminals 54b and 54c are made of a conductive metal, and one end thereof is inside the sealing body 58 described later. The other end protrudes from one of a pair of surfaces of the sealing body 58 facing each other.
  • press contact power supply terminals 51a, press contact ground terminals 51b, press contact signal terminals 51c, press contact power supply terminals 53b and 53c, and press contact ground terminals 54b and 54c are formed with press contact blades at the other ends.
  • the terminal of the power line L11 is press-contacted to the press-contact power terminal 51a
  • the terminal of the ground line L12 is press-contacted to the press-contact ground terminal 51b
  • the terminal of the signal line L13 is press-contacted to the press-contact signal terminal 51c.
  • one end of a power line L21 and a ground line L22 as electric wires connected to the load unit 33 is press-contacted to the press-contact power supply terminal 53b and the press-contact ground terminal 54b.
  • One end of a power line L31 and a ground line L32 as electric wires connected to the load unit 32 is press-contacted to the pressure contact power supply terminal 53c and the pressure contact ground terminal 54c.
  • a connector 9 is attached to the other end of the power supply line L21 and the ground line L22, and this connector 9 is connected to the connector 3c of the load unit 33.
  • the power line L21 and the ground line L22 are connected to both ends of the lamp load 3a of the load unit 33.
  • a connector 9 is attached to the other end of the power supply line L31 and the ground line L32, and this connector 9 is connected to the connector 3c of the load unit 32.
  • the connector 9 is connected to the connector 3c of the load unit 32, the power line L31 and the ground line L32 are connected to both ends of the lamp load 3a of the load unit 32.
  • the tab-shaped power supply terminal 53a and the tab-shaped ground terminal 54a are made of conductive metal, one end is inserted into a sealing body 58 to be described later, and the other end is opposed to the sealing body 58. Each protrudes from the other of the pair of surfaces.
  • the other ends of the tab-shaped power supply terminal 53 a and the tab-shaped ground terminal 54 a are formed in a tab shape and are fitted into female terminal fittings provided on the connector 3 c of the load unit 31.
  • the sealing body 58 includes a chip 58a on which the first branch circuit 52a, the second branch circuit 52b, the switch elements 55a to 55c, the voltage detection device 56, and the power control device 57 are mounted, and these terminals 51a to 51c, 53a to 53a. 53c and 54a to 54c are resin-sealed in a state where they are connected by wire bonding.
  • the housing 59 accommodates the terminals 51a to 51c, 53a to 53c, 54a to 54c, and the sealing body 58.
  • the housing 59 is provided in a flat rectangular tube shape, and the pressure contact power supply terminal 51a, the pressure contact ground terminal 51b, the pressure contact signal terminal 51c, the pressure contact power supply terminals 53b and 53c, and the pressure contact ground terminals 54b and 54c are exposed from one opening.
  • the tab-shaped power terminal 53a and the tab-shaped ground terminal 54a are exposed from the other opening.
  • the other side of the housing 59 in the tube length direction is provided with a hood portion 59a into which the housing of the connector 3c provided in the load unit 31 enters and fits. When the housing of the connector 3c provided in the load unit 31 is inserted into the hood portion 59a, the terminal fitting of the connector 3c is connected to the tab-shaped power supply terminal 53a and the tab-shaped ground terminal 54a.
  • FIG. 3 is a flowchart of the power control device 57 constituting the power supply device 1 shown in FIG. 4A is a time chart of the input voltage V IN input from the press contact power terminal 51a of the relay connector 5 constituting the power supply apparatus 1 shown in FIG. 1, and FIG. 4B is a power chart shown in FIG. 6 is a time chart of an output voltage V OUT output from a tab-shaped power terminal 53a and a pressure contact power terminals 53b and 53c constituting the supply device 1;
  • the power control device 57 starts the operation in response to the input of the drive signal from the main drive device 7.
  • the power control device 57 determines whether or not the drive signal from the main drive device 7 is off (step S1). If it is off (Y in step S1), the power control device 57 stops the output of the control signal to the switch elements 55a to 55c and always controls the switch elements 55a to 55c to be off (step S2). finish. On the other hand, if it is not OFF (N in step S1), the power control device 57 proceeds to step S3.
  • step S ⁇ b> 3 the power control device 57 takes in the input voltage V IN detected by the voltage detection device 56.
  • the power control device 57 determines whether or not the input voltage V IN acquired in step S3 exceeds a preset rated voltage (predetermined value) of the lamp load 3a (step S4).
  • step S4 If the input voltage V IN is equal to or lower than the rated voltage (N in step S4), the power control device 57 outputs a control signal that always turns on the switch elements 55a to 55c (step S5), and ends the process.
  • step S4 the power control device 57 performs pulse-like control for intermittently turning on the switch elements 55a to 55c without always turning them on. After outputting the signal (step S6), the process is terminated.
  • step S6 the power control device 57 decreases the duty ratio during the ON period of the switch elements 55a to 55c as the input voltage V IN increases.
  • the duty ratio of the ON period indicates (ON period of the switch elements 55a to 55c) / (cycle in which the switch elements 55a to 55c are turned ON).
  • the power is always supplied to the lamp load 3a while the input voltage V IN is equal to or lower than the rated voltage, and intermittently when the input voltage V IN exceeds the rated voltage. Electric power is supplied to the lamp load 3a. At this time, the duty ratio during the ON period decreases as the input voltage V IN increases.
  • the relationship between the input voltage V IN and the power P OUT supplied to the lamp load 3a is as shown in FIG. That is, while the input voltage V IN is lower than the rated voltage, the switch elements 55a to 55c are always on-controlled by the power control device 57, so that the power increases as the input voltage V IN increases. When the input voltage V IN exceeds the rating, the switch elements 55a to 55c are intermittently controlled by the power control device 57, and the ON period becomes shorter as the input voltage V IN becomes higher, so that the power P OUT is kept constant. Can be suppressed.
  • the relay connector 5 incorporating the first branch circuit 52a is attached to the holder 3b that accommodates the plurality of lamp loads 3a, whereby the thick and line resistance between the battery 2 and the relay connector 5 is increased.
  • the length of the small power supply line L11 can be lengthened, and the narrow and high path resistance path to the lamp load 3a provided in the relay connector 5-load unit 31 can be shortened. Since the load units 31 to 33 are arranged close to each other, the thin power supply lines L21 and L31 having a large path resistance to the lamp load 3a provided in the relay connector 5-load units 32 and 33 should be shortened as much as possible. Can do. For this reason, the power loss by an electric wire can be suppressed.
  • the relay connector 5 is attached to the load unit 31 including the lamp load 3a having the largest current consumption, the power loss can be further suppressed.
  • the first branch circuit 51a is built in the relay connector 5, it can be easily attached to the power supply device 1.
  • the power control device 57 intermittently controls the switch elements 55a to 55c to be turned on, and the switch element increases as the input voltage V IN detected by the voltage detection device 56 increases.
  • the duty ratio in the ON period of 55a to 55c is reduced. That is, the power can be kept constant by shortening the ON period of the switch elements 55a to 55c as the input voltage V IN increases. As a result, more than a certain amount of wasted power is not supplied, and power saving and long life can be achieved.
  • the path to the relay connector 5-each lamp load 3a can be shortened as much as possible, the supply voltage supplied to the lamp load 3a can be detected accurately.
  • the power control unit 57 the input voltage V IN which is detected by the voltage detector 56 to always-on control of the switching elements 55a ⁇ 55c when the rated voltage, the input voltage V IN Since the switch elements 55a to 55c are intermittently turned on when the voltage exceeds the rated voltage, the function of the lamp load 3a can be utilized to the maximum.
  • the alternator 4 or the DC / DC converter 6 connected in parallel to the battery 2 is further provided, and the switch elements 55a to 55c are provided with the lamp load 3a than the alternator 4 or the DC / DC converter 6.
  • the alternator 4 since the engine load is reduced, power saving can be achieved by reducing the power generation torque of the alternator 4, which can contribute to reduction of fuel consumption.
  • the DC / DC converter 6 the output voltage is reduced and the consumption of the battery 2 can be reduced.
  • the ground voltage input from the press contact ground terminal 51b is branched and output from the tab-shaped ground terminal 54a and the press contact ground terminals 54b and 54c and supplied to each lamp load 3a.
  • the present invention is not limited to this.
  • the second branch circuit 52b, the tab-shaped ground terminal 54a, and the press-contact ground terminals 54b and 54c may not be provided.
  • the press-contact ground terminal 51b is abolished, and any one of the tab-shaped ground terminal 54a and the press-contact ground terminals 54b and 54c is left, and a plurality of lamps are provided.
  • a ground voltage may be input from one of the loads 3a.
  • the relay connector 5 is disposed in the vicinity of the plurality of lamp loads 3a by attaching the relay connector 5 to the holder 3b of the load unit 31, but the present invention is not limited to this. It is not limited to.
  • the relay connector 5 may be arranged at a position closer to the plurality of lamp loads 3a than the middle between the position of the battery 2 and the positions of the plurality of lamp loads 3a.
  • the connector 5 and the load unit 31 may be connected by a power line L41 and a ground line L41 as electric wires, and all the load units 31 and the relay connector 5 may be connected by electric wires.
  • the power supply terminal 53a and the ground terminal 54b are not tab-shaped but are formed with pressure contact blades, and the power supply line L41 and the ground line L41 are pressure contacted.
  • the relay connector 5 is arranged at the center of the arrangement position of the load units 31 to 33 as shown in FIG.
  • the total wire length of the plurality of power supply lines L21, L31, L41, and ground lines L22, L32, L42 is the shortest within a range in which the power supply lines L21, L31, L41, and ground lines L22, L32, L42 can be routed.
  • the relay connector 5 may be arranged at such a position.
  • the relay connector 5 is arranged at the center of the power supply lines L21, L31, L41, and the ground lines L22, L32, L42 in a range in which the power supply lines L21, L31, L41 and the ground lines L22, L32, L42 can be routed.
  • the relay connector 5 may be arranged at a position where the total power loss is minimized.
  • a plurality of lamp loads 3a are built in the load units 32 and 33, and a plurality of power supply lines L41 and L21 are provided between the relay connector 5 and the load units 32 and 33.
  • the relay connector 5 When connecting with the ground lines L42, L22, the relay connector 5 is arranged at the center of the arrangement position of the load units 31, 32, and the medium power lines L21, L31, L41 and the ground lines L22, L32, L42 can be routed. In such a range, the relay connector 5 may be arranged at a position where the total weight of the plurality of power supply lines L21, L31, L41 and the ground lines L22, L32, L42 is minimized.
  • FIG. 10 is a circuit diagram showing a sixth embodiment of the power supply apparatus 1 of the present invention.
  • FIG. 11 is a cross-sectional view of the relay connector 5 shown in FIG.
  • FIG. 12 is a flowchart of the power control apparatus configured by the power supply apparatus 1 shown in FIG.
  • the on / off drive of the lamp load 3a and the duty control according to the input voltage V IN are performed by the relay connector 5, but the present invention is not limited to this.
  • a switch element 8 is provided between the battery 2 or the alternator 4 and the relay connector 5, the lamp load 3 a is turned on / off by the switch element 8, and duty control is performed by the relay connector 5. You may make it perform.
  • the switch element 8 is composed of, for example, a mechanical relay or a semiconductor relay, and is turned on according to the output of the drive signal from the main drive device 7 and is installed in the lamp load 3a or the relay connector 5 or a power control device.
  • the power supply to 57 is started and turned off in response to the stop of the output of the drive signal from the main drive device 7, and the power supply to the voltage detection device 56 and the power control device 57 built in the lamp load 3 a and the relay connector 5 is cut off. To do.
  • the relay connector 5 unlike the first embodiment, no drive signal is supplied to the power control device 57. Therefore, as shown in FIG. 11, unlike the first embodiment, the relay connector 5 is not provided with a pressure contact signal terminal 51c for inputting a drive signal.
  • the operation of the power supply device 1 in the second embodiment having the above-described configuration will be described with reference to the flowchart shown in FIG. First, when a drive signal is input from the main drive device 7, the switch element 8 is turned on, power supply to the voltage detection device 56 and the power control device 57 is started, and the power control device 57 starts operation.
  • the power control apparatus 57 confirms the state of the drive signal in step S1, but in the sixth embodiment, the operation immediately proceeds to steps S3 to S6 without performing the operations of steps S1 and S2. Steps S3 to S6 have already been described in the above-described first embodiment, and thus detailed description thereof is omitted here.
  • FIG. 10 shows an example in which the first embodiment is applied, but the present invention can also be applied to the second to fifth embodiments.
  • the power control device 57 controls the plurality of switch elements 55a to 55c in a lump, but the present invention is not limited to this.
  • the plurality of switch elements 55a to 55c may be controlled independently of each other. .
  • the duty ratio of each switch element 55a to 55c is controlled by the power control device 57, but the present invention is not limited to this.
  • the power control device 57 may simply turn on the switch elements 55a to 55c when a drive signal is supplied, and always turn off the switch elements 55a to 55c when supply of the drive signal is stopped.
  • the switching elements 55a to 55c, the voltage detection device 56, and the power control device 57 are provided in the relay connector 5, the present invention is not limited to this.
  • the alternator 4 is provided between the battery 2 and the lamp load 3a.
  • the alternator 4 may be connected to the battery 2 in parallel, and depending on the ICEV, there is also the power supply device 1 having the configuration shown in FIG. 13A, but this is also applicable to such a case.
  • the pressure contact blades are formed on the terminals 51a to 51c, 53b, 53c, 54b, 54c protruding from one side of the relay connector 5, and the terminals 53a, 54a protruding from the other are formed in a tab shape.
  • the shapes of the terminals 51a to 51c, 53a to 53c, and 54a to 54c are not limited to this.
  • the lamp load 3a is described as the load, but the present invention is not limited to this. Any load may be used as long as it is driven by power supplied from the battery 2, and may be a motor or the like.
  • the DC / DC converter 6 is provided between the battery 2 and the lamp load 3a.
  • the DC / DC converter 6 only needs to be connected in parallel to the battery 2, and as shown in FIG. 13B, the power supply device 1 provided with the two batteries 2 and 11 and the generator 10 is mounted.
  • the present invention is also applicable to HEV (Hybrid Electric Vehicle) and PHEV (Plug-In Hybrid Electric Vehicle).
  • HEV Hybrid Electric Vehicle
  • PHEV Plug-In Hybrid Electric Vehicle
  • FIG. 13C in a BEV (battery vehicle: Battery Electric Vehicle) or FCEV (fuel cell vehicle: Fuel Cell Electric Vehicle) equipped with the power supply device 1 provided with two batteries 2 and 11. Is also applicable.
  • FIG. 13 shows an example in which the first embodiment is applied
  • the present invention can also be applied to the second to sixth embodiments.
  • the first branch circuit 52a is built in the relay connector 5, but the present invention is not limited to this.
  • the relay connector 5 may not be built in.
  • Power supply device Battery (power supply) 3a Lamp load (load) 3b Holder (housing) 5 Relay connector 51a Pressure contact terminal (first terminal fitting) 52a First branch circuit (branch circuit) 53a Tab-shaped power supply terminal (second terminal fitting) 53b Pressure contact terminal (second terminal fitting) 53c Pressure welding power supply terminal (second terminal fitting) 55a switch element 55b switch element 55c switch element 56 Voltage detection device (voltage detection means) 57 Power control device (on / off control means) 59 Housing L21 Power line (electric wire) L31 Power line (electric wire) L41 Power line (electric wire)

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Direct Current Feeding And Distribution (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Secondary Cells (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
PCT/JP2012/069797 2011-08-11 2012-08-03 電源供給装置 Ceased WO2013021928A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP12822736.0A EP2744064B1 (en) 2011-08-11 2012-08-03 Power supply device
CN201280049906.1A CN103875152A (zh) 2011-08-11 2012-08-03 供电单元
US14/177,701 US9545889B2 (en) 2011-08-11 2014-02-11 Power supply unit

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011175840A JP5892533B2 (ja) 2011-08-11 2011-08-11 電源供給装置
JP2011-175840 2011-08-11

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US14/177,701 Continuation US9545889B2 (en) 2011-08-11 2014-02-11 Power supply unit

Publications (1)

Publication Number Publication Date
WO2013021928A1 true WO2013021928A1 (ja) 2013-02-14

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EP (1) EP2744064B1 (enExample)
JP (1) JP5892533B2 (enExample)
CN (1) CN103875152A (enExample)
WO (1) WO2013021928A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105656096A (zh) * 2014-11-14 2016-06-08 江苏永昌新能源科技有限公司 一种电动车锂电池安装壳

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3041579B1 (fr) * 2015-09-24 2017-10-13 Vignal Systems Feu arriere de vehicule et systeme de commande d’un accessoire d’un vehicule
CN106593148B (zh) * 2015-10-16 2019-04-05 联合汽车电子有限公司 乘用车门锁控制单元
JP6387040B2 (ja) 2016-04-28 2018-09-05 矢崎総業株式会社 車両電源制御装置
JP6646540B2 (ja) 2016-07-13 2020-02-14 矢崎総業株式会社 車両電源制御装置
JP2018127148A (ja) 2017-02-09 2018-08-16 矢崎総業株式会社 車両電源制御装置
JP6836414B2 (ja) 2017-02-09 2021-03-03 矢崎総業株式会社 車両電源制御装置
JP6836925B2 (ja) 2017-02-09 2021-03-03 矢崎総業株式会社 車両電源制御装置
JP7140725B2 (ja) * 2019-07-31 2022-09-21 本田技研工業株式会社 電源装置
EP3786649A1 (de) * 2019-08-29 2021-03-03 Siemens Aktiengesellschaft Verfahren zum überprüfen von lastkreisen in einer technischen anlage
KR102512377B1 (ko) * 2021-08-10 2023-03-21 현대모비스 주식회사 엘이디 드라이버 모듈 및 이를 포함하는 차량

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003212065A (ja) * 2002-01-24 2003-07-30 Yazaki Corp 電力供給装置及びジョイントコネクタ
JP2003218754A (ja) * 2001-11-19 2003-07-31 Tdk Corp 電力線通信システムおよび電力線分岐装置
JP2010036646A (ja) * 2008-08-01 2010-02-18 Furukawa Electric Co Ltd:The 車両用電源供給装置及び車両用電源供給方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54159934A (en) * 1978-06-09 1979-12-18 Yazaki Corp Wireering system of automobile
JPS5780681A (en) * 1980-11-10 1982-05-20 Hitachi Ltd Concentrated wiring device for vehicle
GB9406625D0 (en) * 1994-04-05 1994-05-25 Smiths Industries Plc Electrical systems and connectors
DE69529867T2 (de) * 1994-07-15 2003-12-24 Sumitomo Wiring Systems, Ltd. Elektrische Anschlussdose
US5604385A (en) * 1995-05-22 1997-02-18 Target Hi-Tech Electronics Ltd. Apparatus for and method of evenly distributing an electrical load across a three phase power distribution network
DE19811899A1 (de) * 1997-03-19 1998-09-24 Furukawa Electric Co Ltd Stromverteilungsanlage und Stromquellengerät für ein Fahrzeug
DE19739410C1 (de) * 1997-08-28 1998-12-17 Volkswagen Bordnetze Gmbh Elektrische Schaltungsanordnung für das Bordnetz eines Kraftfahrzeuges
JP2002200948A (ja) * 2000-12-28 2002-07-16 Denso Corp 車両用配電装置
JP3794564B2 (ja) * 2002-02-08 2006-07-05 古河電気工業株式会社 電源制御装置
US6972375B2 (en) * 2002-10-21 2005-12-06 Denso Corporation Wiring harness
JP2004259582A (ja) * 2003-02-26 2004-09-16 Yazaki Corp ランプ制御回路、およびランプ制御方法
US6768647B1 (en) * 2003-03-19 2004-07-27 Lear Corporation Wireless RF/serial remote zone connector and system
DE10341838A1 (de) * 2003-09-09 2005-04-28 Siemens Ag Verfahren zur Steuerung von Energieströmen
JP2005297860A (ja) * 2004-04-14 2005-10-27 Toyota Motor Corp 車両用電源装置
JP2008298536A (ja) 2007-05-30 2008-12-11 Canon Inc 接続検知装置
JP5144160B2 (ja) * 2007-07-26 2013-02-13 パナソニック株式会社 車載用負荷制御装置、車載用前照灯装置、および車載用尾灯装置
JP2010192240A (ja) * 2009-02-18 2010-09-02 Sumitomo Wiring Syst Ltd 半導体リレーモジュール付ワイヤハーネス

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003218754A (ja) * 2001-11-19 2003-07-31 Tdk Corp 電力線通信システムおよび電力線分岐装置
JP2003212065A (ja) * 2002-01-24 2003-07-30 Yazaki Corp 電力供給装置及びジョイントコネクタ
JP2010036646A (ja) * 2008-08-01 2010-02-18 Furukawa Electric Co Ltd:The 車両用電源供給装置及び車両用電源供給方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2744064A4 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105656096A (zh) * 2014-11-14 2016-06-08 江苏永昌新能源科技有限公司 一种电动车锂电池安装壳

Also Published As

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CN103875152A (zh) 2014-06-18
EP2744064A4 (en) 2015-11-25
JP5892533B2 (ja) 2016-03-23
EP2744064B1 (en) 2018-07-25
EP2744064A1 (en) 2014-06-18
US20140159482A1 (en) 2014-06-12
US9545889B2 (en) 2017-01-17
JP2013042563A (ja) 2013-02-28

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