CN203476477U - Heat dissipation control system of vehicle engine - Google Patents
Heat dissipation control system of vehicle engine Download PDFInfo
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- CN203476477U CN203476477U CN201320474555.0U CN201320474555U CN203476477U CN 203476477 U CN203476477 U CN 203476477U CN 201320474555 U CN201320474555 U CN 201320474555U CN 203476477 U CN203476477 U CN 203476477U
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Abstract
The utility model belongs to the technical field of vehicle control, and discloses a heat dissipation control system of a vehicle engine. The heat dissipation control system of the vehicle engine comprises a control module (1), an executing module (2), a display module (3), a sensor module (4) and a CAN bus (5). The sensor module (4) comprises a temperature sensor for collecting the engine input water temperature, a temperature sensor for collecting the engine output water temperate, and a temperature sensor for collecting the engine input gas temperature. Temperature signals of the three temperature sensors are sent to a microprocessor through a temperature collection circuit or through a CAN communication circuit. The microprocessor outputs a driving signal to the executing module. The executing module (2) comprises an intelligent power tube BTS6143D and a fan. The fan is a brushless direct-current fan. An LCD serves as a display screen for the display module (3). The speed of the fan is adjusted in a stepless mode, and the heat dissipation control system has the advantages of being accurate in control, long in service life and high in reliability.
Description
Technical field
The utility model belongs to vehicle control technique field, relates generally to a kind of cooling control system of vehicle motor.
Background technique
At present, the type of cooling of passenger vehicle still be take fan cooled as main, and fan can consume the energy of 10 kilowatts of left and right when high speed, and this can account for the power of motor 10% left and right; If can reasonably control the running of fan, will save a part of energy, and the cooling system that present most of passenger vehicle adopts is the fan cooled drive system with controllable clutch, this system realizes three kinds of rotating speed patterns by fuzzy control.So-called " three kinds of rotating speed patterns " refers to temperature variant three ranges of speed control of cooling fan: (1) zero rotating speed pattern: when engine water temperature is during lower than certain lower limit temperature, and stopping fan rotation; (2) synchronization control rotating speed pattern: when engine water temperature is during higher than certain desired value, motor needs Chang Shiqiang cooling; Now, fan is directly driven with changeless velocity ratio through driving mechanism by engine crankshaft, belt pulley, with engine crankshaft synchronous rotary; (3) the poor rotating speed pattern of controlling that turns: when engine water temperature is during in a certain target range, fan is with certain middling speed and engine crankshaft differential speed rotation non-synchronously, to maintain motor normal temperature.But there is following defect in this driving mode: during (1) magnetic clutch uses, can make coil and contact is aging so reliability and life-span reduce greatly, (2) fan can only be realized three kinds of speed and control, and can't accomplish maximum energy-conservation.
Model utility content
The purpose of this utility model is the cooling control system that proposes a kind of vehicle motor, can realize the stepless speed regulation of fan, and has precise control, the life-span is long, reliability is high feature.
The utility model adopts following technological scheme for completing above-mentioned purpose:
A cooling control system for vehicle motor, described cooling control system includes control module, Executive Module, display modular, sensor assembly and CAN bus; Described control module includes microprocessor, fan protection and drive circuit, CAN communicating circuit, display driver circuit and temperature collection circuit; Described sensor assembly includes to gather the temperature transducer of water inflow of the engine temperature, in order to gather the temperature transducer of engine outlet water temperature and in order to gather the temperature transducer of Engine Inlet Temperature; The temperature signal of three described temperature transducers is sent into microprocessor by temperature collection circuit, or temperature signal is sent into microprocessor by CAN communicating circuit; Described microprocessor passes through output interface output drive signal to Executive Module; Described Executive Module includes intelligent power BTS6143D and fan; After the driving signal that described intelligent power BTS6143D reception microprocessor is exported, control the rotating speed of fan, and the electric current of fan is fed back; Described fan adopts brushless DC fan; The current feedback signal of fan is sent into microprocessor by intelligent power BTS6143D; The temperature signal of fan is sent into microprocessor by temperature collection circuit;
threethe temperature signal of temperature transducer, the tach signal of fan are sent into display modular by microprocessor by the mode of spi bus communication; Described display modular adopts LCD screen as display screen.
Described microprocessor adopts DSPIC30F6015 microprocessor; The micro-processing of described DSPIC30F6015 itself is with CAN bus port, A/D port, PWM port and SPI port; Described Executive Module is connected with the PWM port of microprocessor by intelligent power BTS6143D; Described display modular is connected with the SPI port of microprocessor by display driver circuit; Described sensor assembly is connected with the A/D port of microprocessor by temperature collection circuit; Described CAN bus is connected with the CAN bus port of microprocessor by CAN communicating circuit.
The purpose of this utility model is the cooling control system that proposes a kind of vehicle motor, and the fan of cooling control system adopts brushless DC fan, has realized the stepless speed regulation of fan; Can in operator cabin, by display modular, observe various temperature signals and the rotation speed of the fan of motor; there is easy to operate feature; adopt intelligent power BTS6143D to control the rotating speed of fan; have precise control, the life-span is long, reliability is high feature, intelligent power BTS6143D can also realize the short-circuit protection that opens circuit.
Accompanying drawing explanation
Fig. 1 is logic diagram of the present utility model.
In figure: 1, control module, 2, Executive Module, 3, display modular, 4, sensor assembly, 5, CAN bus.
Embodiment
With specific embodiment, the utility model is illustrated by reference to the accompanying drawings:
As shown in Figure 1, a kind of cooling control system of vehicle motor, described cooling control system includes control module 1, Executive Module 2, display modular 3, sensor assembly 4 and CAN bus 5; Described control module includes microprocessor, fan protection and drive circuit, CAN communicating circuit, display driver circuit and temperature collection circuit; Described sensor assembly 4 includes to gather the temperature transducer of water inflow of the engine temperature, in order to gather the temperature transducer of engine outlet water temperature and in order to gather the temperature transducer of Engine Inlet Temperature; The temperature signal of three described temperature transducers is sent into microprocessor by temperature collection circuit, or temperature signal is sent into microprocessor by CAN communicating circuit; In actual applications, preferentially select by CAN communicating circuit, three temperature signals to be sent into the mode of microprocessor, when CAN communicating circuit damages, adopt, by temperature collection circuit, the temperature signal of three described temperature transducers is sent into microprocessor; The driving signal of described microprocessor output is to Executive Module 4; Described Executive Module 4 includes intelligent power BTS6143D and fan; After the driving signal that described intelligent power BTS6143D reception microprocessor is exported, control the rotating speed of fan, and the electric current of fan is fed back; Described fan adopts brushless DC fan; The current feedback signal of fan is sent into microprocessor by intelligent power BTS6143D; The temperature signal of fan is sent into microprocessor by temperature collection circuit;
threethe temperature signal of temperature transducer, the tach signal of fan are sent into display modular 3 by microprocessor by the mode of spi bus communication; Described display modular 3 adopts LCD screen as display screen.
Described microprocessor adopts DSPIC30F6015 microprocessor; The micro-processing of described DSPIC30F6015 itself is also with CAN bus port, A/D port, PWM port and SPI port; Described Executive Module is connected with the PWM port of microprocessor by intelligent power BTS6143D; Described display modular is connected with the SPI port of microprocessor by display driver circuit; Described sensor assembly is connected by the temperature collection circuit of control module and the A/D port of microprocessor; Described CAN bus is connected by the CAN communicating circuit of control module and the CAN bus port of microprocessor.
The utility model in use, in sensor assembly 4, three sensors detect the entering water temp of motor, water-exit temperature, intake temperature respectively, and the entering water temp signal of motor, water-exit temperature signal, intake air temperature signals are sent into control module 1, control module 1 receives after the temperature signal that sensor gathers, and control module output pwm signal is controlled the rotating speed of respective fans in Executive Module; Meanwhile, control module is given display modular by SPI port by the fan rotating speed signals of the temperature signal of collection and Executive Module.
Claims (2)
1. a cooling control system for vehicle motor, is characterized in that: described cooling control system includes control module (1), Executive Module (2), display modular (3), sensor assembly (4) and CAN bus (5); Described control module (1) includes microprocessor, fan protection and drive circuit, CAN communicating circuit, display driver circuit and temperature collection circuit; Described sensor assembly (4) includes to gather the temperature transducer of water inflow of the engine temperature, in order to gather the temperature transducer of engine outlet water temperature and in order to gather the temperature transducer of Engine Inlet Temperature; The temperature signal of three described temperature transducers is sent into microprocessor by temperature collection circuit, or described temperature is sent into microprocessor by CAN communicating circuit; Described microprocessor output drive signal is to Executive Module; Described Executive Module (2) includes intelligent power BTS6143D and fan; After the driving signal that described intelligent power BTS6143D reception microprocessor is exported, control the rotating speed of fan, and the electric current of fan is fed back; Described fan adopts brushless DC fan; The current feedback signal of fan is sent into microprocessor by intelligent power BTS6143D; The temperature signal of fan is sent into microprocessor by temperature collection circuit; The temperature signal of three temperature transducers, the tach signal of fan are sent into display modular (3) by microprocessor by the mode of spi bus communication; Described display modular (3) adopts LCD screen as display screen.
2. the cooling control system of a kind of vehicle motor according to claim 1, is characterized in that: described microprocessor adopts DSPIC30F6015 microprocessor; The micro-processing of described DSPIC30F6015 itself is also with CAN bus port, A/D port, PWM port and SPI port; Described Executive Module is connected with the PWM port of microprocessor by intelligent power BTS6143D; Described display modular is connected with the SPI port of microprocessor by display driver circuit; Described sensor assembly is connected with the A/D port of microprocessor by temperature collection circuit; Described CAN bus is connected with the CAN bus port of microprocessor by CAN communicating circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320474555.0U CN203476477U (en) | 2013-08-06 | 2013-08-06 | Heat dissipation control system of vehicle engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320474555.0U CN203476477U (en) | 2013-08-06 | 2013-08-06 | Heat dissipation control system of vehicle engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203476477U true CN203476477U (en) | 2014-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320474555.0U Expired - Fee Related CN203476477U (en) | 2013-08-06 | 2013-08-06 | Heat dissipation control system of vehicle engine |
Country Status (1)
| Country | Link |
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| CN (1) | CN203476477U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104989510A (en) * | 2014-12-20 | 2015-10-21 | 山东海润汽车零部件有限公司 | Automobile intelligent heat management control system |
| CN108757539A (en) * | 2018-07-18 | 2018-11-06 | 龙城电装（常州）有限公司 | Cooling fan controller based on induction less brush-less motor and engine-cooling system |
-
2013
- 2013-08-06 CN CN201320474555.0U patent/CN203476477U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104989510A (en) * | 2014-12-20 | 2015-10-21 | 山东海润汽车零部件有限公司 | Automobile intelligent heat management control system |
| CN108757539A (en) * | 2018-07-18 | 2018-11-06 | 龙城电装（常州）有限公司 | Cooling fan controller based on induction less brush-less motor and engine-cooling system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140312 Termination date: 20180806 |