WO2003070498A1 - Systeme de commande d'un conditionneur d'air pour un vehicule - Google Patents

Systeme de commande d'un conditionneur d'air pour un vehicule Download PDF

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Publication number
WO2003070498A1
WO2003070498A1 PCT/JP2002/008723 JP0208723W WO03070498A1 WO 2003070498 A1 WO2003070498 A1 WO 2003070498A1 JP 0208723 W JP0208723 W JP 0208723W WO 03070498 A1 WO03070498 A1 WO 03070498A1
Authority
WO
WIPO (PCT)
Prior art keywords
current
control
air conditioner
output
communication
Prior art date
Application number
PCT/JP2002/008723
Other languages
English (en)
Japanese (ja)
Inventor
Mitsuji Sekiya
Original Assignee
Zexel Valeo Climate Control Corporation
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 Zexel Valeo Climate Control Corporation filed Critical Zexel Valeo Climate Control Corporation
Priority to JP2003569429A priority Critical patent/JPWO2003070498A1/ja
Publication of WO2003070498A1 publication Critical patent/WO2003070498A1/fr

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Classifications

    • 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
    • B60H1/00421—Driving arrangements for parts of a vehicle air-conditioning
    • B60H1/00428—Driving arrangements for parts of a vehicle air-conditioning electric
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
    • Y02T10/88—Optimized components or subsystems, e.g. lighting, actively controlled glasses

Definitions

  • the present invention relates to a control system of a vehicle air conditioning system including a plurality of components such as a promo event, an intelligent door, an air mix door, and a mode door, and in particular to the promo event and each component. It relates to the supply of power to and communication of various control signals.
  • the current output from the battery 101 is once inputted into the AZC amplifier 102 and adjusted, and then each component, that is, the inverter, air, and so on. It was supplied to the mix door, mode door, etc.
  • the A / C amplifier 102 is provided with a control circuit 107 for outputting a signal for determining the driving state of each of the amplifiers 104, 105, 106, and each of the A / C amplifiers 102 based on the signal outputted from the control circuit 107.
  • the drive circuits 108, 109, 110 for changing the amount of flow supply, voltage value of input / output current 'check whether current value is within appropriate range, electrical such as removal of noise Protection circuits 111, 112, 113 for protection are provided, and the drive circuits 108, 109, 110 and the protection circuits 111, 112, 113 are separately provided corresponding to their respective outputs 104, 105, 106. It is provided. Further, the third control circuit 107 outputs a signal to each drive circuit 108, 109, 110, and also receives a feedback signal F from each of the amplifiers 104, 105, 106.
  • the blower motor 103 is supplied with a direct flow from the battery 101 and is electromagnetically driven based on the control signal output from the control circuit 107, that is, the rotation instruction signal R.
  • the amount of current supplied to the unit 114 is adjusted.
  • the rotation instruction signal R is converted from a pulse signal into a DC signal by the FV conversion circuit 117 in the control circuit 115 of the blower motor 103, as shown in FIG. 7, and then ASIC (Application Specific Integrated Circuit: application specific A secondary signal R 5 is generated which is sent to the direction IC 118 and output to the drive circuit 116.
  • the drive circuit 116 changes the amount of current supplied to the electromagnetic drive unit 114 based on the secondary signal R 3 to adjust the rotational speed of the promo.
  • the power supply harness (black arrow in the figure) for conducting current flows from the battery 101 to the protection circuits 111, 112 and 113, and the protection circuits 111, 112 and 113 to the drive circuits 108. , 109, 110, and communication cables for transmitting control signals which are necessary between the drive circuits 108, 109, 110 and the respective circuits 104, 105, 106 (white arrows in the figure).
  • the control circuit 107 to the drive circuits 108, 109 and 110, and from the control circuits 104, 105 and 106 to the control circuit 107.
  • the number of required harnesses increases, and there are problems in terms of cost and cost.
  • the present invention relates to an A / C amplifier for outputting a control signal for controlling an air conditioner, a blower motor driven by the power of a vehicle-mounted vehicle and controlled by a 1513 control signal, the battery In the vehicle air conditioner configured to have a plurality of components driven by electric power and controlled by a control signal, the current from the self-battery is input to the control gate of the program monitor.
  • a protection circuit to be applied, and a power gate way is provided to supply the current output from the output means to each of the components.
  • the above-mentioned promo mo and vu 3 each component is a communication which can communicate at least a 3 control signal, a feedback signal from phi 3 promo and a feedback signal from each of the above components.
  • the communication means may perform serial communication, and the communication means may perform communication based on the LIN bus standard.
  • control signals such as a control signal output from the A / C amplifier, a feedback signal output from each component, and a control signal can be performed with a single harness between corresponding 3 ⁇ 4s. Can reduce the number of harnesses.
  • each component includes an electromagnetic drive unit driven by application of a current, and a drive for changing the amount of current supplied to the electromagnetic drive unit by adjusting the current supplied from the power gateway.
  • the circuit includes: a circuit; and a control circuit that outputs a signal for determining the amount of supplied current to the drive circuit based on a control signal received by the communication unit.
  • there is a unified power gateway as a power supply circuit and since control signals are transmitted and received by serial communication, control corresponding to each component is performed in each component. It is preferable in design and function to have circuits and drive circuits, and this does not lead to an increase in the number of congestions.
  • an electromagnetic drive unit driven by application of a current and a drive circuit for changing the current supply amount to the preparation 3 electromagnetic drive unit by adjusting the current supplied from the battery.
  • a control circuit for outputting a signal for determining the amount of supplied current to the drive circuit based on a control signal received by the communication means, and the control circuit of the blower motor may be provided. It is preferable that the startle flow outputted from the output means of the power gateway is supplied. Furthermore, it is preferable that the A / C amplifier is supplied with the current output from the output means of the power gate line.
  • the blower motor has its own control circuit and drive circuit inside, and the drive current for the supplied current! It is preferable in design and function that ⁇ leads directly from the battery and leads to the control circuit from the power gate. In addition, in the A / C amplifier, it is preferable in terms of design and function to derive the power supply flow from the power gateway.
  • a starting means for starting the power gateway according to a start command signal output from the AZC amplifier is provided.
  • the power gateway can be activated according to the operating condition of the air conditioner, etc., separately from the normal activation route, convenience can be improved.
  • the output means of the output means of Preparation 3 power gateway should be one output port to three components, and the power supply connection part of the above-mentioned component to which the power supply harness connected with the output port is connected It is preferable that the power supply harnesses of the book be co-fixed.
  • the number and length of power supply harnesses can be further reduced.
  • the two wiring harnesses for 3 communication be co-clamped. According to this, it is possible to further reduce the number and length of communication gaps.
  • the present invention described above is particularly suitable when a brushless motor is used as the blower motor.
  • FIG. 1 is a view showing a control system of a vehicle air conditioner according to a first embodiment of the present invention
  • FIG. 2 is a configuration on control of a brushless motor according to the first embodiment
  • FIG. 3 is a diagram showing the configuration of the power gateway according to the first embodiment
  • FIG. 4 is a diagram for a vehicle according to the second embodiment of the present invention.
  • FIG. 5 is a view showing a control system of an air conditioner
  • FIG. 5 is a view showing a structure of a connector for a power supply according to a second embodiment
  • FIG. 6 is a conventional vehicle air conditioner
  • FIG. 7 is a view showing a control system of the apparatus
  • FIG. 7 is a view showing a configuration on a control board of a conventional blower motor.
  • the control system 1 of the vehicle air conditioner according to the first embodiment shown in FIG. 1 includes an AZC amplifier 2, a notch 3, a brushless motor 4, a plurality of contacts 5a, 5b,. ⁇ Consists of 5n.
  • the A / C amplifier 2 includes a CPU, ROM, RAM, etc., and generates and outputs control signals for controlling the air conditioner.
  • the MASTER 10 and the LIN driver 11 are in the form of software, an electric circuit, etc.
  • the MASTER 10 is a predetermined signal based on each detection signal, an input signal from user operation, a feedback signal from Brushless motor 4 and each feedback 5a, 5b, ..., 5n, etc. According to the program, control signals are determined to determine the state of the motor area of the brushless motor 4 and each motor 5 a, 5 b, 5 n.
  • LINdriverl 1 is a communication means that enables LIN-bus— serial communication with A / C amplifier 2, Brushless mode 4 and 5a, 5b 3 ⁇ ⁇ 5n. It constitutes a part.
  • the L driver 11 serializes the control signal calculated by the MA STER 10 and outputs it to the brushless motor 4 and each actuator 5 a, 5 b, ..., 5 n And, the feedback signal converted into serial signal from each of 5 a, 5 b,..., 5 n is input, converted into a predetermined signal, and output to MA ST ER 10.
  • the A / C amplifier 2, the brushless motor 4 and each of the controllers 5a, 5b and 5n are connected to each other by a communication node I capable of transmitting and receiving serial signals.
  • the brushless motor 4 constitutes a part of the blower unit of the air conditioner, and rotates a blower fan for feeding air into the unit of the air conditioner, and is driven by the power of the battery 3 mounted on the vehicle. And controlled by a control signal from the A / C amplifier 2.
  • the brushless motor 4 according to the form of this »is configured to include a drive circuit 16, a control circuit 17, a power gateway 18, and an electromagnetic drive unit 19.
  • the electromagnetic drive unit 19 is connected to a blower fan, includes an electromagnetic coil, a magnet, a rotary shaft, and the like, and is rotated by a current input from the drive circuit 16.
  • the drive circuit 16, the control circuit 17, and the power gateway 18 are respectively configured in a form in which an IC, a capacitor, a resistance microcomputer, etc. are combined on the control shaft 15 of the brushless motor 4.
  • the control circuit 17 enables serial communication of the control signal and feedback signal with the AZC amplifier 2 according to the LI N_bus standard. , And a signal that integrates the driver circuit 16 based on the control signal output from the A / C amplifier 2 and is compatible with the data driver L.sub.0 driver 20, and the power gateway 18 is provided.
  • ASIC Application Specific Integrated Circuit
  • the drive circuit 16 receives a current from the battery 3, receives a signal from the ASIC 21 of the control circuit 17 in Chapter 3 and changes the amount of current supplied to the electromagnetic drive unit 19 based on this signal.
  • the power gate line 18 is supplied with a current from the battery 3 and is subjected to predetermined processing to this current, and then each of the current gates 5 a, 5 b, ⁇ , 5 n, the A / C amplifier 2, and the cylinder motor 4 Output current to the control circuit 20 of As shown in FIG. 3, the power gateway 18 includes an input unit 25, an adjustment unit 26, an output unit 27, a protection circuit 28, and an activation unit 29.
  • the input means 25 includes a connection portion (input port) of a power supply harness connected to the notebook 3 to conduct current, and an electric circuit including a resistor, a capacitor, etc. Current from inside the power gateway 18.
  • the adjustment means 26 is made up of a predetermined electric circuit, and adjusts the amount of current input from the input means 25 to a predetermined value, for example 12V.
  • the output means 27 includes a predetermined electric circuit, a connection portion (output port) of a power supply harness for outputting current, and the like, and the current adjusted to a constant voltage by the if3 adjusting means 26 is Output through the power supply harness to the control circuit 20 of each of 5 a, 5 b, ..., 5 n, AZC amplifier 2 and brushless motor 4 through the power supply harness.
  • an output port to which a power supply harness H for transmitting current to each of the terminals 5a, 5b, ..., 5n is connected P is one, and this power supply line H branches off on the way and is connected to each of the outputs 5a, 5b, ..., 5n.
  • the protection circuit 28 (refer to FIG. 3) is constituted by a predetermined electric circuit and is for stabilizing the current input to the power gateway 18 or output from the power gateway 18.
  • the input current and the current output from the output means 27 are checked and adjusted whether the voltage and current are within the appropriate range, or the noise of the output current is eliminated.
  • the start-up means includes a predetermined electric circuit, a microcomputer, communication means connected to the MASTER 10 of the A / C amplifier 2, and the like, and starts the power gateway 18 when receiving a start-up instruction signal output from the MASTER 10. It has a function, and is connected to the MASTER 10 by the start-up communication line J.
  • each of the above-mentioned items 1a 5a, 5b is driven by the power of 3, and controlled by the control signal from the leak 3A / C amplifier 2, and is connected to the known intelligent door, the air mix door, and the blow mode switching door provided in the air conditioning unit, respectively.
  • Each of the circuits 5a, 5b, ⁇ , 5n has a drive circuit 25a, 25b, ⁇ , 25n, and a control circuit 26, 26b, ⁇ , 26n, electromagnetic, respectively.
  • the drive circuits 28 a, 28 b, and 28 ⁇ have respective drive circuits 26 a, 26 b, and • 26, and the LI of control signals and feedback signals with the A / C amplifier 2.
  • -LI ndrivers 27a, 27b, ..., 27 n which store serial communication in the form of a bus, are provided in the form of software circuits and electrical circuits.
  • the power gateway 18 is IS on the control board 15 of the brushless motor 4, and from this power gateway 18, the intake door, the air mix door, the blowout Current is supplied to each of the switches 5a, 5b, ..., 5n that drive the mode switching door.
  • the power supply circuit including the protection circuit and the like provided in the A / C amplifier corresponding to each unit is unified as a power gateway, the number and length of harnesses can be reduced. Cost reduction and simplification of circuits can be achieved by reducing and sharing protection circuits.
  • the provision of the knitting power gateway 18 on the control motor 15 of the brushless motor 4 has an advantage that the air generated in the blower unit can be easily used to cool the power gateway 18.
  • a / C amplifier 2, Brushless motor 4, 4 each 5 a, 5 b, ..., 5 n respectively enable serial communication based on L IN-bus. Since communication of control signals, feedback signals, etc. can basically be performed with one communication harness, cost can be reduced. In addition, since it is advantageous in terms of design and function, the control circuit 17 of the AZC amplifier 2 and the brushless motor 4 is also supplied with current from the power gateway 18, and the drive circuit 16 of the brushless motor 4 is supplied with battery 3 It is configured to supply the surprise directly. In addition, for improved functionality etc., eight (amp 2's) ⁇ / [83 3 £ 1110 and power gateway 18 are connected by a dedicated communication line J, MASTER 10's The power gateway 18 can be activated by the output activation instruction signal.
  • a control system 50 for a vehicle air conditioner according to the second embodiment shown in FIG. 4 is a power supply that connects a power gateway 18 and each of the power supplies 5a, 5b, 5n,.
  • Communication harness I that connects H for H and H for AZC amplifier 2 and each of 5 a, 5 b, ⁇ ⁇ ⁇ , 5 n is one each. .
  • a connector 60 for connecting the first contact 5a and the power supply H1 and H2 is shown.
  • the one source harness H 1 is for connecting the electric power gateway 18 to the first actuator 5 a
  • the other power source harness H 2 is for connecting the first harness 5 a.
  • the second akutchi yuu are connected.
  • the connector 60 is formed of resin or the like and has a conductive portion I 'such as a connecting portion 61 connected to a predetermined connecting portion provided in the vicinity of the drive circuit 25a of the first actuator 5a. It comprises a caulking part 62 formed of a material, penetrating through the inside of the connecting part 61, and energizing the electric circuit in the drive circuit 25a.
  • the two power supply harnesses H 1 and H 2 are pointed to the insertion portion 6 3 formed in the caulking portion 6 2 by the connector 60 of the above description 31 and the claw portion 6 is crushed inward. Are both clamped together. As a result, two power supply harnesses H 1 and H 2 can be integrated. Furthermore, also in the second actuator 5b, a connector having the same configuration as that described above is used, and a power supply harness for connecting the first actuator 5a and the second actuator 5b. The H 2 and the power supply H 3 for connecting the second actuator 5 b and the third actuator (not shown) are combined together by caulking. ing. The following configuration is the same from the last one to the last 5 n, and one whole power supply harness H for connecting the power gateway and each one 5 a, 5 b, ⁇ ⁇ ⁇ 5 n It has been
  • the communication harness I a connector having a structure similar to that of the connector 60 is used.
  • the nectar as the first actuator 5a
  • two communication harnesses II and 12 can be integrated into one cable, and the communication harness for the second actuator 5b and later can be integrated.
  • the entire communication harness I for connecting the A / C amplifier 2 and each of the amplifiers 5 a, 5 b, ⁇ , 5 n is integrated.
  • the power gateway is provided on the control board of the blower (brushless) motor, and from this power gateway, the power supply current is supplied to each component (application).
  • the power supply circuit including the protection circuit etc. conventionally provided in the A / C amplifier corresponding to each unit can be unified as a power gate, so Cost reduction and circuit simplification can be achieved by reducing the number and length, and sharing common protection circuits. Also, by providing the power gateway on the control motor opposite to the blower motor, there is an advantage that the air generated in the blower junction can be used to cool the power gateway.
  • control signals and feedback signals between the AC amplifier and the pro- mo unit and components is performed by serial communication based on the LIN-bus standard. It is possible to reduce costs and reduce costs.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Air-Conditioning For Vehicles (AREA)

Abstract

L'invention concerne un système de commande (1) d'un conditionneur d'air pour véhicules, qui permet de réduire les coûts et simplifier les circuits en diminuant le nombre de faisceaux, un circuit de transformation à diffuseur fixe, etc.. Ce système comprend un amplificateur à courant alternatif (2), un moteur de soufflante (4) et plusieurs composants (5). Ce système de commande comprend, en outre, une passerelle (18) avec des moyens d'entrée pour entrer le courant provenant d'une batterie (3), un moyen de réglage pour régler l'entrée de courant dans le moyen d'entrée à une valeur de tension prédéterminée, un moyen de sortie pour générer le courant ajusté, et un circuit de protection pour protéger de manière électrique les courants d'entrée/sortie. Ces composant sont tous placés sur un tableau de commande (15) du moteur (4) de la soufflante. La sortie du courant générée par le moyen de sortie est transmise aux composants (5).
PCT/JP2002/008723 2002-02-22 2002-08-29 Systeme de commande d'un conditionneur d'air pour un vehicule WO2003070498A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2003569429A JPWO2003070498A1 (ja) 2002-02-22 2002-08-29 車両用空調装置の制御システム

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002-46604 2002-02-22
JP2002046604 2002-02-22

Publications (1)

Publication Number Publication Date
WO2003070498A1 true WO2003070498A1 (fr) 2003-08-28

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PCT/JP2002/008723 WO2003070498A1 (fr) 2002-02-22 2002-08-29 Systeme de commande d'un conditionneur d'air pour un vehicule

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JP (1) JPWO2003070498A1 (fr)
WO (1) WO2003070498A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007153133A (ja) * 2005-12-05 2007-06-21 Denso Corp 車載電気装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10147133A (ja) * 1996-11-18 1998-06-02 Calsonic Corp 車両用エアコンシステムの通信エラー判定装置
JP2002301923A (ja) * 2000-12-11 2002-10-15 Valeo Climatisation 自動車用の空調装置における諸部材に対する電力分配装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10147133A (ja) * 1996-11-18 1998-06-02 Calsonic Corp 車両用エアコンシステムの通信エラー判定装置
JP2002301923A (ja) * 2000-12-11 2002-10-15 Valeo Climatisation 自動車用の空調装置における諸部材に対する電力分配装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007153133A (ja) * 2005-12-05 2007-06-21 Denso Corp 車載電気装置

Also Published As

Publication number Publication date
JPWO2003070498A1 (ja) 2005-06-09

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