CN109664716A - Automobile intelligent air conditioner failure system for prompting and based reminding method - Google Patents
Automobile intelligent air conditioner failure system for prompting and based reminding method Download PDFInfo
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- CN109664716A CN109664716A CN201811481895.XA CN201811481895A CN109664716A CN 109664716 A CN109664716 A CN 109664716A CN 201811481895 A CN201811481895 A CN 201811481895A CN 109664716 A CN109664716 A CN 109664716A
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- fault
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- air conditioner
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
- B60H1/00978—Control systems or circuits characterised by failure of detection or safety means; Diagnostic methods
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The invention discloses a kind of automobile intelligent air conditioner failure system for prompting and based reminding methods, belong to field of automobile, the system includes the fault information acquisition module connecting with multiple sensors and multiple actuators, fault information acquisition module is connected by fault code memory module with fault level categorization module, and fault level categorization module is connect with instrument；The CAN bus to connect with fault code memory module is equipped with the diagnostics port plugged with diagnostic equipment；Its method is: fault information acquisition module acquires the voltage signal of sensor and actuator in real time, and is distributed to after these voltage signals are analyzed, judged by fault code memory module and give instrument after fault level categorization module is classified and show；Fault message and display when repairing on diagnostic equipment read failure code storage block.The present invention can solve that the minor failure that existing automobile intelligent air conditioner occurs is not noticeable, severe failure cannot be discovered in time and be difficult to the problem of searching with the source of trouble.
Description
Technical field
The present invention relates to field of automobile, especially a kind of automobile intelligent air conditioner failure system for prompting and prompting side
Method.
Background technique
With the development of car industry, intelligent air condition has obtained universal application on automobile.Automobile intelligent air conditioner includes using
In multiple sensors of acquisition outside climatic conditional information and air conditioner operation parameters information in real time, the signal of these sensors
Output end and receive these outside climatic conditional informations and air conditioner operation parameters information and after these information are handled with
The input terminal of air-conditioner controller that exports is connected after preset index is analyzed, judged in it, air-conditioner controller
Signal output end is corresponding with the signal input part of each actuator to connect, and each actuator receives the corresponding letter of air-conditioner controller output
It is automatically performed the refrigeration of compressor of air conditioner and air blower after number or the opening of heating, air conditioner damper, Air-conditioning Cycle motor dry
Etc. functions.However, due to the complexity of the system, in practical application, it can often encounter that particular sensor is faulty not to influence air-conditioning
Use but make it is interior occur colder or partial heat influence interior comfort minor failure and it is not noticeable, there is air-conditioning and do not go out
The damage for causing the important devices such as air blower damage or compressor cannot be discovered when wind or the severe failure that do not freeze in time
And the source of trouble is difficult to the problem of searching.
Summary of the invention
The present invention provides a kind of automobile intelligent air conditioner failure system for prompting and based reminding method, the system and method and can solve
The minor failure that existing automobile intelligent air conditioner occurs is not noticeable, severe failure cannot be discovered in time and with the source of trouble be difficult to search
Problem.
To solve the above-mentioned problems, the technical scheme adopted by the invention is that: this automobile intelligent air conditioner failure reminds system
System, multiple sensors for being correspondingly connected with including the signal input part with air-conditioner controller and defeated with the signal of the air-conditioner controller
Multiple actuators that outlet is correspondingly connected with, the air-conditioner controller are interior equipped with these described sensors and these actuators
The signal output end of fault information acquisition module, the fault information acquisition module passes through fault code memory module and failure etc.
The signal input part of grade categorization module is connected, signal output end and the display air-conditioning failure of the fault level categorization module
The signal input part of instrument is connected；The CAN bus to connect with the fault code memory module is equipped with and mutually inserts with diagnostic equipment
The diagnostics port connect；
Its failure based reminding method is:
Fault information acquisition module acquires the voltage signal of these sensors output and the voltage letter of these actuators output in real time
Number, and deposited after these voltage signals are analyzed, judged with index voltage signal preset in it by fault code
Corresponding fault message is distributed to fault level categorization module by storage module, and fault level categorization module respectively will be sorted each
The classification that fault message is output to progress failure in instrument is shown；When diagnostics port and diagnostic equipment plug, diagnostic equipment is from failure
It is read in code storage block and parses the fault message of corresponding intelligent air condition device and shown on its screen.
In above-mentioned technical proposal, more specific technical solution may also is that these described sensors include that outside temperature passes
Sensor, vehicle interior temperature sensor, evaporator temperature sensor, sunlight strength sensor and A/C pressure sensor.
Further: each actuator includes mode damper motor, temperature damper motor, inner-outer circulation motor, air blast
Machine and compressor.
By adopting the above-described technical solution, compared with prior art, the present invention has the following advantages:
1, since instrument can display real-time classification fault message, driver is enable to know whether automobile intelligent air conditioner event occurs at any time
Hinder or operate with failure, not only avoids air-conditioning and operate with failure for a long time, ensure that vehicle interior temperature comfort, and make to drive
Member can take timely measure, and reduce the failure rate and severity of the air-conditionings important devices such as air blower or compressor, save
Maintenance cost；
2, since when diagnostics port and diagnostic equipment plug, diagnostic equipment reads out of fault code memory module and parses corresponding
The fault message of intelligent air condition device is simultaneously shown that, when overhauling to air-conditioning, being clearly understood that is on its screen
Which device there is a problem, facilitate the maintenance to it.
Detailed description of the invention
Fig. 1 is the functional block diagram of automobile intelligent air conditioner failure system for prompting of the embodiment of the present invention.
Specific embodiment
The present invention will be further described below with reference to the accompanying drawings:
Automobile intelligent air conditioner failure system for prompting shown in FIG. 1, including for acquiring outside climatic conditional information and air-conditioning in real time
The multiple sensors being correspondingly connected with the signal input part of air-conditioner controller 3, the execution air-conditioner controller 3 of trip information are defeated
The multiple actuators instructed out, the associated nets being connected to the battery 6 that intelligent air condition provides power supply with by these air-conditioning devices
Network node 7；These sensors include vehicle interior temperature sensor 11, outside temperature sensor 12, evaporator temperature sensor 13, sun
Light intensity sensor 14 and the A/C pressure sensor 15 in compressor return air pipeline；These actuators include mode air door
Motor 25, temperature damper motor 24, inner-outer circulation motor 23, air blower 22 and compressor 21；Use is additionally provided in air-conditioner controller 3
In the fault information acquisition module 31 of these sensors, these actuators, battery 6 and relevant network node 7, fault message is adopted
The signal output end for collecting module 31 passes through the signal input part phase of fault code memory module 32 and fault level categorization module 33
Connection, the signal that the signal output end of fault level categorization module 33 passes through CAN bus and the display instrument 4 for showing air-conditioning failure
Input terminal is connected；The CAN bus to connect with fault code memory module 32 is equipped with the UDS plugged with diagnostic equipment 5 and diagnoses
Mouthful；
Its failure based reminding method is:
After air-conditioner controller powers on, fault information acquisition module acquires the voltage signal of these sensors output, each execution in real time
The voltage signal and network node message that voltage signal, the battery of device output export；When in these sensors or actuator
It is one or more when occurring open circuit or short trouble simultaneously, will by respective channel by abnormal voltage signal, point
Be not conveyed to fault information acquisition module, after fault information acquisition module receives abnormal voltage signal, by these voltage signals with
After preset index voltage signal is analyzed, judges specific failure in fault information acquisition module, which is believed
Breath is recorded as corresponding fault code distribution in the respective storage unit of fault code memory module, meanwhile, fault level
Categorization module, which is read, divides them into air-conditioning minor failure, air-conditioning severe failure and air-conditioning fault-free three after these fault codes
Then the message of air-conditioning fault level is sent to instrument by CAN bus by grade, when instrument receives air-conditioning minor failure message
When, then show " air-conditioning system failure, still can normal use, please arrive in the recent period the shop 4S maintenance " printed words；When instrument receives air-conditioning severe
When failure message, then " air-conditioning system failure, limited compressor use, please arrive as early as possible the shop 4S overhaul " printed words；When instrument receives
When air-conditioning fault-free message, then without display.When car places under repair, UDS diagnostics port is plugged with diagnostic equipment, diagnostic equipment from therefore
Barrier code storage block in read and parse the fault message of corresponding intelligent air condition device and on the screen of diagnostic equipment in detail
Show the specific fault message of specific device.
The present invention enables driver to know whether automobile intelligent air conditioner breaks down or operate with failure at any time, not only avoids
Air-conditioning operates with failure for a long time, ensure that vehicle interior temperature comfort, driver is enable to take timely measure, reduce air blast
The failure rate and severity of the air-conditionings important devices such as machine or compressor save maintenance cost, and to automobile intelligent sky
When transferring in row maintenance, it is clearly understood that it is which device there is a problem, facilitates the maintenance to automobile intelligent.
Claims (6)
1. a kind of automobile intelligent air conditioner failure system for prompting is correspondingly connected with multiple including the signal input part with air-conditioner controller
Sensor and the multiple actuators being correspondingly connected with the signal output end of the air-conditioner controller, it is characterised in that: the air-conditioning
The fault information acquisition module of these described sensors and these actuators, the fault information acquisition are equipped in controller
The signal output end of module is connected by fault code memory module with the signal input part of fault level categorization module, described
The signal output end of fault level categorization module is connected with the signal input part of the instrument of display air-conditioning failure；With the failure
The CAN bus that code storage block connects is equipped with the diagnostics port plugged with diagnostic equipment.
2. automobile intelligent air conditioner failure system for prompting according to claim 1, it is characterised in that: these described sensor packets
Include outside temperature sensor, vehicle interior temperature sensor, evaporator temperature sensor, sunlight strength sensor and air conditioning pressure sensing
Device.
3. automobile intelligent air conditioner failure system for prompting according to claim 1 or 2, it is characterised in that: each actuator
Including mode damper motor, temperature damper motor, inner-outer circulation motor, air blower and compressor.
4. a kind of automobile intelligent air conditioner failure based reminding method, it is characterised in that: remind system using a kind of automobile intelligent air conditioner failure
System, the system include the multiple sensors being correspondingly connected with the signal input part of air-conditioner controller and with the air-conditioner controller
Multiple actuators that signal output end is correspondingly connected with, be equipped in the air-conditioner controller these described sensors and these described in hold
The fault information acquisition module of row device, the signal output end of the fault information acquisition module by fault code memory module with
The signal input part of fault level categorization module is connected, the signal output end and display air-conditioning of the fault level categorization module
The signal input part of the instrument of failure is connected；The CAN bus to connect with the fault code memory module is equipped with and diagnosis
The diagnostics port that instrument plugs；
Its failure based reminding method is:
Fault information acquisition module acquires the voltage signal of these sensors output and the voltage letter of these actuators output in real time
Number, and deposited after these voltage signals are analyzed, judged with index voltage signal preset in it by fault code
Corresponding fault message is distributed to fault level categorization module by storage module, and fault level categorization module respectively will be sorted each
The classification that fault message is output to progress failure in instrument is shown；When diagnostics port and diagnostic equipment plug, diagnostic equipment is from failure
It is read in code storage block and parses the fault message of corresponding intelligent air condition device and shown on its screen.
5. automobile intelligent air conditioner failure based reminding method according to claim 4, it is characterised in that: these described sensor packets
Include outside temperature sensor, vehicle interior temperature sensor, evaporator temperature sensor, sunlight strength sensor and air conditioning pressure sensing
Device.
6. automobile intelligent air conditioner failure based reminding method according to claim 4 or 5, it is characterised in that: each actuator
Including mode damper motor, temperature damper motor, inner-outer circulation motor, air blower and compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811481895.XA CN109664716A (en) | 2018-12-05 | 2018-12-05 | Automobile intelligent air conditioner failure system for prompting and based reminding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811481895.XA CN109664716A (en) | 2018-12-05 | 2018-12-05 | Automobile intelligent air conditioner failure system for prompting and based reminding method |
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| CN201811481895.XA Pending CN109664716A (en) | 2018-12-05 | 2018-12-05 | Automobile intelligent air conditioner failure system for prompting and based reminding method |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111071003A (en) * | 2019-12-31 | 2020-04-28 | 吉林大学 | Method for judging refrigeration mode fault of automobile air conditioning system |
| CN111665825A (en) * | 2020-06-24 | 2020-09-15 | 江苏罗思韦尔电气有限公司 | Fault detection method and fault detection system for automobile air conditioner controller |
| CN112650203A (en) * | 2020-12-31 | 2021-04-13 | 大运汽车股份有限公司 | Fault processing and diagnosis control strategy suitable for new energy automobile |
| CN113650475A (en) * | 2021-08-31 | 2021-11-16 | 东风柳州汽车有限公司 | Vehicle thermal management control method, device, equipment and storage medium |
| CN114013240A (en) * | 2021-11-12 | 2022-02-08 | 珠海格力电器股份有限公司 | Electric vehicle air conditioner fault detection method and device, storage medium and controller |
| CN114935199A (en) * | 2022-05-19 | 2022-08-23 | 青岛海信日立空调系统有限公司 | Mobile device, air conditioner and air conditioning system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111071003A (en) * | 2019-12-31 | 2020-04-28 | 吉林大学 | Method for judging refrigeration mode fault of automobile air conditioning system |
| CN111071003B (en) * | 2019-12-31 | 2021-06-04 | 吉林大学 | Method for judging refrigeration mode fault of automobile air conditioning system |
| CN111665825A (en) * | 2020-06-24 | 2020-09-15 | 江苏罗思韦尔电气有限公司 | Fault detection method and fault detection system for automobile air conditioner controller |
| CN112650203A (en) * | 2020-12-31 | 2021-04-13 | 大运汽车股份有限公司 | Fault processing and diagnosis control strategy suitable for new energy automobile |
| CN112650203B (en) * | 2020-12-31 | 2023-09-26 | 大运汽车股份有限公司 | Fault processing and diagnosis control strategy suitable for new energy automobile |
| CN113650475A (en) * | 2021-08-31 | 2021-11-16 | 东风柳州汽车有限公司 | Vehicle thermal management control method, device, equipment and storage medium |
| CN113650475B (en) * | 2021-08-31 | 2023-06-06 | 东风柳州汽车有限公司 | Vehicle thermal management control method, device, equipment and storage medium |
| CN114013240A (en) * | 2021-11-12 | 2022-02-08 | 珠海格力电器股份有限公司 | Electric vehicle air conditioner fault detection method and device, storage medium and controller |
| CN114935199A (en) * | 2022-05-19 | 2022-08-23 | 青岛海信日立空调系统有限公司 | Mobile device, air conditioner and air conditioning system |
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Application publication date: 20190423 |
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