CN203611685U - Air conditioner control device for electric automobile - Google Patents
Air conditioner control device for electric automobile Download PDFInfo
- Publication number
- CN203611685U CN203611685U CN201320826980.1U CN201320826980U CN203611685U CN 203611685 U CN203611685 U CN 203611685U CN 201320826980 U CN201320826980 U CN 201320826980U CN 203611685 U CN203611685 U CN 203611685U
- Authority
- CN
- China
- Prior art keywords
- air conditioner
- control setup
- power
- manipulator
- conditioner
- 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.)
- Expired - Lifetime
Links
- 230000005669 field effect Effects 0.000 claims description 13
- 238000007664 blowing Methods 0.000 claims description 9
- 238000001704 evaporation Methods 0.000 claims description 5
- 239000004065 semiconductor Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Landscapes
- Air-Conditioning For Vehicles (AREA)
Abstract
The utility model discloses an air conditioner control device for an electric automobile, relating to the technical field of manufacturing of automobile associated equipment. The control device comprises an air conditioner controller, an air blower, an air blower speed regulating device and an automobile air conditioner heater control device, wherein the PWM (Pulse Width Modulation) signal input end of the automobile air conditioner heater control device is connected with the first PWM signal output end of the air conditioner controller. The switch-on/off of a power tube module is controlled by using a PWM signal in order to control the startup and stop of a PCT heater. By adopting the air conditioner control device, the problem that a general relay contact cannot bear the initial great starting current of the PCT heater can be solved.
Description
Technical field
The utility model relates to automobile accessories equipment manufacturing technology field, especially a kind of electric automobile air conditioner control setup for electronlmobil.
Background technology
When heating, car air-conditioner in the market mostly provides thermal source by PTC heater, the PTC heater that this semi-conducting material is made, and when normal temperature, its resistance value is lower, along with its resistance value of rising of temperature is increasing of step evolution.Therefore, this PTC heater has the features such as volume is little, heating is fast, heat efficiency is high, temperature automatic constant, but cause the starting current of the heater that ptc material makes very large just because of the reason of this positive temperature coefficient, general relay contact is difficult to bear.
Summary of the invention
The purpose of this utility model is to provide a kind of electric automobile air conditioner control setup, and the initial start electric current that it can solve PTC heater is large, the problem that general relay contact is difficult to bear.
In order to address the above problem, the technical solution adopted in the utility model is: this electric automobile air conditioner control setup, comprise air conditioner manipulator, blowing engine and blowing engine speed adjusting module, also comprise car air-conditioner heater control setup, the power positive end of described car air-conditioner heater control setup by switch and electronlmobil+power end of 72 volts is connected, the power-of described car air-conditioner heater control setup is extremely connected with the power end of-72 volts of electronlmobil, the pwm signal input end of described car air-conditioner heater control setup is connected with a pwm signal mouth of described air conditioner manipulator, another pwm signal mouth of described air conditioner manipulator is connected with the pwm signal input end of described blowing engine speed adjusting module, evaporating temperature sensor one end is connected with a port of described air conditioner manipulator, and its other end is connected with power supply-12 volt, return air temperature sensor one end is connected with a port of described air conditioner manipulator, and its other end is connected with power supply-12 volt, the power positive end of described air conditioner manipulator and described electronlmobil+12 volts of power ends are connected, and the power-of described air conditioner manipulator is extremely connected with-12 volts of power ends of described electronlmobil.
In technique scheme, more specifically scheme can also be: described car air-conditioner heater control setup, comprise PTC heater, one end of described PTC heater is connected with the S of field effect transister end, its other end is connected with power supply, the D end of described field effect transister is connected with power supply, and its G end is connected with control module.
Further: described field effect transister is metal-oxide-semiconductor field effect transistor.
Further: described control module is micro controller system.
Owing to having adopted technique scheme, the utility model compared with prior art, the beneficial effect having is: owing to adopting metal-oxide-semiconductor field effect transistor, so well the large electric current of PTC heater initial start is suppressed, reduced this impact of large electric current to whole a/c system.
Accompanying drawing explanation
Fig. 1 is electrical principle schematic diagram of the present utility model.
Fig. 2 is the wiring schematic diagram of car air-conditioner heater control setup.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail: the electric automobile air conditioner control setup shown in Fig. 1 and Fig. 2, the power positive end of car air-conditioner heater control setup 4 by switch and electronlmobil+power end of 72 volts is connected, the power-of car air-conditioner heater control setup 4 is extremely connected with the power end of-72 volts of electronlmobil, the pwm signal input end of car air-conditioner heater control setup 4 is connected with the first pwm signal mouth of air conditioner manipulator 1, the second pwm signal mouth of air conditioner manipulator 1 is connected with the pwm signal input end of blowing engine speed adjusting module 3, evaporating temperature sensor 5 one end are connected with a port of air conditioner manipulator 1, and its other end is connected with power supply-12 volt, return air temperature sensor 6 one end are connected with a port of air conditioner manipulator 1, and its other end is connected with power supply-12 volt, the power positive end of air conditioner manipulator 1 and electronlmobil+12 volts of power ends are connected, and the power-of air conditioner manipulator 1 is extremely connected with-12 volts of power ends of electronlmobil.Blowing engine 2 terminals positive and negative extreme respectively with positive and negative extreme electrical connection of the control end of blowing engine speed adjusting module 3.
One end of PTC heater in car air-conditioner heater control setup 4 and the S of field effect transister end are connected, and its other end is connected with power supply, and the D end of described field effect transister is connected with power supply, and its G end is connected with control module MCU.In the present embodiment, field effect transister is metal-oxide-semiconductor field effect transistor, and control module MCU is micro controller system; Whether control module MCU can have the situations such as fault to feed back to air conditioner manipulator 1 starting current of PTC heater and the hot device of PTC; Evaporating temperature is passed to air conditioner manipulator 1 by evaporating temperature sensor 5, and the situation of air quantity is passed to air conditioner manipulator 1 by return air temperature sensor 6, and air conditioner manipulator 1 is controlled the running of air-conditioning according to these information.
Owing to having adopted car air-conditioner heater control setup 4, so large electric current when PTC heater starts has obtained well controlling, make the work of whole a/c system more stable.
Claims (4)
1. an electric automobile air conditioner control setup, comprise air conditioner manipulator (1), blowing engine (2) and blowing engine speed adjusting module (3), it is characterized in that: also comprise car air-conditioner heater control setup (4), the power positive end of described car air-conditioner heater control setup (4) by switch and electronlmobil+power end of 72 volts is connected, the power-of described car air-conditioner heater control setup (4) is extremely connected with the power end of-72 volts of electronlmobil, the pwm signal input end of described car air-conditioner heater control setup (4) is connected with the first pwm signal mouth of described air conditioner manipulator (1), the second pwm signal mouth of described air conditioner manipulator (1) is connected with the pwm signal input end of described blowing engine speed adjusting module (3), evaporating temperature sensor (5) one end is connected with a port of described air conditioner manipulator (1), and its other end is connected with power supply-12 volt, return air temperature sensor (6) one end is connected with a port of described air conditioner manipulator (1), and its other end is connected with power supply-12 volt, the power positive end of described air conditioner manipulator (1) and described electronlmobil+12 volts of power ends are connected, and the power-of described air conditioner manipulator (1) is extremely connected with-12 volts of power ends of described electronlmobil.
2. electric automobile air conditioner control setup according to claim 1, it is characterized in that: described car air-conditioner heater control setup (4), comprise PTC heater, one end of described PTC heater is connected with the S of field effect transister end, its other end is connected with power supply, the D end of described field effect transister is connected with power supply, and its G end is connected with control module (MCU).
3. electric automobile air conditioner control setup according to claim 2, is characterized in that: described field effect transister is metal-oxide-semiconductor field effect transistor.
4. electric automobile air conditioner control setup according to claim 2, is characterized in that: described control module (MCU) is micro controller system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320826980.1U CN203611685U (en) | 2013-12-16 | 2013-12-16 | Air conditioner control device for electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320826980.1U CN203611685U (en) | 2013-12-16 | 2013-12-16 | Air conditioner control device for electric automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203611685U true CN203611685U (en) | 2014-05-28 |
Family
ID=50764356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320826980.1U Expired - Lifetime CN203611685U (en) | 2013-12-16 | 2013-12-16 | Air conditioner control device for electric automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203611685U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104534625A (en) * | 2014-12-30 | 2015-04-22 | 山东新大洋电动车有限公司 | Automatic temperature control and energy saving method for 72 V electric automobile air conditioner heating system |
| CN108621746A (en) * | 2018-05-16 | 2018-10-09 | 北京新能源汽车股份有限公司 | Start control circuit of positive temperature coefficient heater, air conditioning system and automobile |
-
2013
- 2013-12-16 CN CN201320826980.1U patent/CN203611685U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104534625A (en) * | 2014-12-30 | 2015-04-22 | 山东新大洋电动车有限公司 | Automatic temperature control and energy saving method for 72 V electric automobile air conditioner heating system |
| CN108621746A (en) * | 2018-05-16 | 2018-10-09 | 北京新能源汽车股份有限公司 | Start control circuit of positive temperature coefficient heater, air conditioning system and automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140528 |
|
| CX01 | Expiry of patent term |