JPH10278537A - Communication processing device for automatic temperature control of air conditioner system for vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To eliminate the special setting and special equipment per each vehicle by storing a constant of each temperature adjustment in an operation panel, and sending the constant to an air conditioner amplifying unit at the time of turning on and off an ignition power source. SOLUTION: A controller 232z is provided with a constant memory 232d inside thereof so as to control an A/C AMP unit 225. Since the A/C AMP unit 225 is fitted to an automated unit, it is arranged at a position hard to be seen, and a change thereof is hard to be given, but the application of an operation unit 232 is hard on a point of interior design. Temperature control data of a vehicle is stored in the operation unit 232b, which is relatively easy to receive a change, and at the initial time of changeover from OFF to ON of a power source, a data is sent to the A/C AMP unit, and the data is sent when the head address is set for delivery address of data, and temperature is controlled when the head address is set for temperature control address.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to the processing of input information from various temperature sensors of an air conditioner amplifier unit for a vehicle for driving and controlling a plurality of door actuators, for turning off / on an ignition device (hereinafter referred to as "IGN"). And a processing means for determining a control constant of the air conditioner amplifier unit in the case of (1).

[0002]

2. Description of the Related Art Conventionally, a temperature sensor input control device of a vehicle air conditioner system gives input information from various temperature sensors to a microcomputer or the like, and a detailed consideration is given to control of an opening degree of each door. From the operating characteristics of each door actuator that drives each door at that time,
The control constant of the air conditioner amplifier unit for controlling them needs a unique numerical value.

That is, each sensor converts the temperature based on an A / D converter, passes through a first-order lag filter circuit, performs a buffering process through a slope processing means, calculates a target outlet temperature from the value, and controls the air conditioning. Control. At this time, when the ignition device is turned off / on, the drive of the fan motor and the plurality of door actuators is controlled based on the constant.

[0004]

However, in the above-mentioned temperature sensor input control device of the air conditioner system for a vehicle, it is necessary to newly set and equip the vehicle with a control constant of an air conditioner amplifier unit which is unique to each vehicle. It was a bottleneck both in terms of creation time and cost.

[0005] In other words, a microcomputer [Multi-point Control Unit] which is a hard disk whose constant is changed
Hereinafter, simply referred to as “MCU”], the order must be placed after masking the internal details after ordering, which is very time-consuming. In addition, a dedicated MCU is required for each vehicle, which leads to an increase in management costs and a cost increase due to reduced production.

Here, in the present invention, each temperature adjustment constant is stored in a microcomputer provided in an air conditioner amplifier unit operation panel for operating the air conditioner amplifier unit, and the respective temperature adjustment constants are stored when the ignition power is turned on / off. Provided is a communication processing device for automatic temperature control of a vehicle air conditioner system, which has a means for transferring to an air conditioner amplifier unit and controlling each of the temperature adjustments by the air conditioner amplifier unit so as to solve the problems of the conventional device. The purpose is to do.

[0007]

[Means for Solving the Problems] (Solution 1) As means for solving the above-mentioned problem, as shown in the claim correspondence diagram of FIG. 1, an operation unit provided with switches such as a mode switch and a temperature adjustment dial is provided. Air conditioner amplifier unit that processes input signals from switches and sensors by a built-in microcomputer according to program software, and drives and controls a fan motor and multiple door actuators provided in an air conditioning system. In a vehicle air conditioner system, each temperature adjustment constant is stored in a microcomputer provided in an air conditioner amplifier unit operation panel for operating the air conditioner amplifier unit, and the respective temperature adjustment constants are stored in the air conditioner when an ignition power is turned on / off. Transfer to the amplifier unit and air It is characterized by comprising means for controlling each of the temperature adjustments by a conamplifier unit.

[0008] In this manner, the constant setting of the air conditioner amplifier unit which is different for each vehicle can be surely and simply performed, so that the constant and stable constant setting, the reduction of the manufacturing time, the reduction of the cost, and the control of the temperature inside the vehicle can be achieved. A special effect that the reliability of the device can be improved can be obtained.

Furthermore, the air-conditioner amplifier unit can be diverted, and the man-hour for removing the air-conditioner amplifier unit that has already been installed at the time of development and re-installing it with a new constant set can be reduced. It is possible to reduce the tarp price.

(Solution 2) A controller having an operation unit provided with switches such as a mode switch and a temperature adjustment dial, and an input microcomputer for input signals from the switches and sensors by a built-in microcomputer in accordance with program software. In a vehicle air conditioner system including an air conditioner amplifier unit that performs arithmetic processing and drives and controls a fan motor and a plurality of door actuators provided in the air conditioner system, a microcomputer provided with an air conditioner amplifier unit operation panel that operates the air conditioner amplifier unit Each of the temperature adjustment constants is stored in the memory, and when the ignition power is turned on / off, the temperature adjustment constants are transferred to the air conditioner amplifier unit. When the engine ignition device is turned on from off, the data is stored in the temperature adjustment constants. constant And a memory, characterized in that it comprises a means for performing the control of the temperature control at the air-conditioning amplifier unit.

Thus, in addition to the effect of the above solution 1, when the engine ignition device is turned on from off, the data is stored in the above-mentioned respective temperature adjustment constants, and the in-vehicle temperature adjustment is performed based on the data. Therefore, control can be performed in accordance with a change in the characteristics of the actuator, and more appropriate temperature adjustment can be performed.

(Solution means 3) In the communication processing device for automatic temperature control of a vehicle air conditioner system according to claim 1 or 2, data is transmitted and received between the air conditioner amplifier unit and the automatic temperature control operation unit via a communication line. Then, the information of the switch pressed in the automatic temperature control operation unit is transmitted to the air conditioner amplifier unit, and the air conditioner amplifier unit receives the information and transmits display data to be displayed to the display unit. It is characterized by comprising means for displaying display data.

By doing so, the setting of the constant is made visually, which can contribute to an increase in the speed and certainty of the setting, and the effect of facilitating the setting is recognized.

(Solution means 4) A communication processing device for automatic temperature control of a vehicle air conditioner system according to claim 3,
The data transfer is characterized by including means for checking the head address of the communication, transmitting data when the head address is the data transfer address, and controlling the temperature adjustment when the head address is the temperature adjustment address.

In this way, the data transfer is performed in a time-division manner from the check of the head address of the communication, and the type of communication is performed by discriminating between the data transfer and the control command for temperature adjustment. You don't have to.

[0016]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS First, a vehicle air conditioner system provided with an air conditioner system to which the present invention is applied and provided with an air conditioner amplifier unit for driving and controlling a fan motor and a plurality of door actuators will be described with reference to FIG. I do.

Water temperature sensor 226, refrigerant sensor 227, inside air sensor 228, outside air sensor 229, solar radiation sensor 230
And an A / C / AMP unit 225 based on temperature information from the suction temperature sensor 231 and the like and manual input information from an operation unit 232b provided in the controller 232.
Performs all control calculations, and integrally drives each drive unit, that is, the fan control circuit 220, the intake door actuator 221, the bi-level actuator 222, the air mixer actuator 223, and the mode actuator 224, and outputs the current information thereof. operation·
The information is displayed on the display unit 232a via the display / communication circuit 232c, so that the optimum environmental temperature is constantly maintained. Note that 23
3 is an operation data line (RX is operation data), 234 is a clock signal line (CLK is a clock signal), and 235 is a display communication data line (TX is display communication data).

(Embodiment 1) FIG. 1 is a block diagram showing a configuration of a main circuit of Embodiments 1 to 4.

In FIG. 1, the same reference numerals as those in FIG. 2 denote the same or the same members.

232z is a conventional controller 232
Is a new controller for controlling the A / C AMP unit 225 provided with a constant memory 232d inside.

A / C AMP unit 22 shown in FIG.
5 and a controller 232z for controlling the same, data is transmitted and received through communication lines 233 to 235, and the operation unit 232
The information on the switch pressed in b is transmitted to the A / C AMP unit 225, and the A / C AMP unit 225 receives the information and transmits display data to the operation unit 232b for display.

The A / C AMP unit 225
Since the is mounted on the automation unit, it is in a relatively invisible position and is not easily changed, but it is difficult to operate the operation unit 232b upstream of the interior design of the vehicle.

For this reason, the operation unit 2 which can easily accept changes.
The temperature adjustment data of the vehicle is stored in the memory 32b and the A / C AMP is initially set when the power supply (battery) is turned on.
The data is transmitted to the unit 225 to control the subsequent temperature adjustment.

For data transfer, the head address of the communication is checked, data is transmitted when the head address is the data transfer address, and temperature adjustment is controlled when the head address is the temperature adjustment address.

In this manner, the A / C AMP unit 22 is used for all the individual vehicles of all types.
5 can be diverted, the vehicle manufacturing work schedule can be shortened, and the cost of the vehicle can be reduced.

(Embodiment 2) In this embodiment 2, a vehicle temperature adjustment data is stored in a memory in an operation unit 232b performed in accordance with the procedure of the embodiment 1, and the power (battery) is turned on at an early stage of turning on. , The data is transmitted to the A / C AMP unit 225, and when the power (battery) is turned on from off, the data is transmitted to the A / C / AMP unit 225.
A means for storing data in the C / AMP unit 225 is provided.

Thus, the effect of the first embodiment can be exhibited, and the constant setting of the A / C / AMP unit 225 corresponding to the transition / change of the environment / condition can be promptly performed.

(Embodiment 3) This embodiment 3 is a communication processing apparatus for automatic temperature control of a vehicle air conditioner system according to the embodiment 1 or 2 shown in FIG. The unit 225] and the automatic temperature control operation unit [controller 232z] transmit and receive data via a communication line [233 operation data line (RX is operation data)], and information on a pressed switch of the automatic temperature control operation unit 232b. To the air conditioner amplifier unit [A /
C · AMP unit 225], and the air conditioner amplifier unit 225 receives it and transmits display data to be displayed to the display unit 232a [234 clock signal line, 2
35 display communication line], and the display section 232a displays display data.

By doing so, the setting of the constant is performed visually, so that the speed and reliability of the setting can be increased, and the setting can be facilitated.

(Embodiment 4) This embodiment 3 is a communication processing apparatus for automatic temperature control of a vehicle air conditioner system according to the embodiment 1 or 2 shown in FIG. Is checked, the data is transmitted when the head address is the data transfer address, and the temperature adjustment is controlled when the head address is the temperature adjustment address.

In this manner, the transfer of data is performed in a time-division manner from the checking of the head address of the communication, and it is determined whether the data is to be transmitted or received or a control command for temperature adjustment. No need.

This is a means for reducing the number of lines (for example, operation data lines 233) required for transmission and reception of signals and information between the A / C AMP unit 225 and its controller 232z. If the parity check does not change later, it is determined that the data has not changed.

[0033]

According to the first aspect of the present invention, a controller having an operation unit provided with switches such as a mode switch and a temperature adjustment dial, and a built-in microcomputer are used to control the switches and sensors. An air conditioner amplifier for operating an air conditioner amplifier unit in a vehicle air conditioner system including an air conditioner amplifier unit that performs an arithmetic process on an input signal of the air conditioner according to a program software and drives and controls a fan motor and a plurality of door actuators provided in the air conditioner system Each temperature adjustment constant is stored in a microcomputer provided in the unit operation panel, and when the ignition power is turned on / off, each temperature adjustment constant is transferred to the air conditioner amplifier unit, and the air conditioner amplifier unit controls each temperature adjustment. Have the means .

In this manner, the constant setting of the air conditioner amplifier unit which is different for each vehicle can be reliably and simply set, so that the constant and stable constant setting, reduction of the manufacturing time and the reduction of the cost, and furthermore, the control of the temperature control in the vehicle A special effect that the reliability of the device can be improved can be obtained.

Further, the air-conditioner amplifier unit can be diverted, and the man-hour for removing the air-conditioner amplifier unit which is already installed at the time of development and re-installing it with a new constant set can be reduced. It is possible to reduce the tarp price.

According to the second aspect of the present invention, a controller having an operation section provided with switches such as a mode switch and a temperature adjustment dial, and an input from switches and sensors by a built-in microcomputer. In a vehicle air-conditioning system including an air-conditioning amplifier unit that processes a signal according to program software and controls and drives a fan motor and a plurality of door actuators provided in the air-conditioning system, operating an air-conditioning amplifier unit that operates the air-conditioning amplifier unit Each temperature adjustment constant is stored in a microcomputer provided in the panel, and when the ignition power is turned on / off, the respective temperature adjustment constants are transferred to the air conditioner amplifier unit, and the data is stored when the engine ignition device is turned on from off. The above each The degree adjustment constant and memory, comprising means for performing the control of the temperature control at the air-conditioning amplifier unit.

Thus, in addition to the effect obtained in the first aspect, when the engine ignition device is turned on from off, the data is stored in the respective temperature adjustment constants, and the in-vehicle temperature adjustment is performed based on the data. Therefore, control can be performed in accordance with a change in the characteristics of the actuator, and more appropriate temperature adjustment can be performed.

According to a third aspect of the present invention, in the communication processing device for automatic temperature control of a vehicle air conditioner system according to the first or second aspect, a communication line is provided between the air conditioner amplifier unit and the automatic temperature control operation unit. The data is transmitted and received by the automatic temperature control operation unit, and the information of the pressed switch is transmitted to the air conditioner amplifier unit, and the air conditioner amplifier unit receives the information and transmits display data to be displayed to the display unit. And the display unit includes means for displaying display data.

By doing so, the setting of the constant is made visually, which can contribute to an increase in the speed and certainty of the setting, and the effect of facilitating the setting is recognized.

According to a fourth aspect of the present invention, in the communication processing device for automatic temperature control of the vehicle air conditioner system according to the third aspect, the data transfer checks the head address of the communication, and determines whether the head address is the data address. Means are provided for transmitting data at the address of the transfer and controlling the temperature adjustment at the address of the temperature adjustment.

In this manner, the transfer of data is time-divided from the check of the head address of the communication, and the type of communication is performed by discriminating between the data transfer and the control command of the temperature adjustment. No more, the equipment can be simplified.

[Brief description of the drawings]

FIG. 1 is a block diagram illustrating a configuration of a main circuit according to Embodiments 1 to 4 of the present invention.

FIG. 2 is a block diagram showing a circuit configuration of a conventional example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Various sensors 2 Filter circuit 3 A / D converter 4 Microcomputer 5 Power supply 6 Other filters 201 Intake unit case 202 Outside air side intake 203 Indoor side intake 204 Blower fan 205 Blower fan motor 206 Intake door 207 Cleaning unit case 208 Evaporator 209 Heater unit case 210 Vent suction outlet 211 Differential suction outlet 212 Foot suction outlet 213 Hitter core 214 Bilevel door 215 Mix door 216 Vent door 217 Def door 218 Foot door 220 Fan control circuit 221 Intaker actuator 222 Bilevel door actuator 223 Air mixed door actuator 224 Mode door actuator 225 A / C / AMP uni G 226 Water temperature sensor 227 Refrigerant sensor 228 Inside air sensor 229 Outside air sensor 230 Solar radiation sensor 231 Suction temperature sensor 232, 232z Controller 232a Display unit 232b Operation unit 232c Operation / display / communication circuit 232d Constant memory 233 Operation data line (RX is operation data) 234 Clock signal line (CLK is a clock signal) 235 Display communication data line (TX is display communication data)

Claims (4)

[Claims] 1. A controller having an operation unit provided with switches such as a mode switch and a temperature adjustment dial, and a built-in microcomputer which performs an arithmetic process on input signals from the switches and sensors according to program software. In a vehicle air conditioner system including an air conditioner amplifier unit for driving and controlling a fan motor and a plurality of door actuators provided in the air conditioner system, a microcomputer provided in an air conditioner amplifier unit operation panel for operating the air conditioner amplifier unit has a temperature. Stores the adjustment constants and turns on / off the ignition power supply.
A communication processing device for automatic temperature control of a vehicle air conditioner system, comprising means for transferring the respective temperature adjustment constants to the air conditioner amplifier unit when the air conditioner is turned off, and controlling the temperature adjustment by the air conditioner amplifier unit. 2. A controller having an operation unit provided with switches, such as a mode switch and a temperature adjustment dial, and a built-in microcomputer, which processes input signals from the switches and sensors according to program software. In a vehicle air conditioner system including an air conditioner amplifier unit for driving and controlling a fan motor and a plurality of door actuators provided in the air conditioner system, a microcomputer provided in an air conditioner amplifier unit operation panel for operating the air conditioner amplifier unit has a temperature. Stores the adjustment constants and turns on / off the ignition power supply.
At the time of off, the respective temperature adjustment constants are transferred to the air conditioner amplifier unit, and when the engine ignition device is turned on from off, the data is stored in the respective temperature adjustment constants. A communication processing device for automatic temperature control of a vehicle air conditioner system, comprising: means for controlling adjustment. 3. The communication processing device for automatic temperature control of a vehicle air conditioner system according to claim 1, wherein data is transmitted and received between the air conditioner amplifier unit and the automatic temperature control operation unit via a communication line. The information of the switch pressed in the automatic temperature control operation unit is transmitted to the air conditioner amplifier unit, and the air conditioner amplifier unit receives the information and transmits display data to be displayed to the display unit, and the display unit transmits the display data. A communication processing device for automatic temperature control of an air conditioner system for a vehicle, comprising a display unit. 4. The communication processing device for automatic temperature control of a vehicle air conditioner system according to claim 3, wherein in the data transfer, the head address of the communication is checked, and the data is transmitted when the head address is the data transfer address. A communication processing device for automatic temperature control of a vehicle air conditioner system, further comprising means for controlling temperature adjustment at a temperature adjustment address.