CN108631599A - A kind of message blind controller system - Google Patents
A kind of message blind controller system Download PDFInfo
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- CN108631599A CN108631599A CN201810477308.3A CN201810477308A CN108631599A CN 108631599 A CN108631599 A CN 108631599A CN 201810477308 A CN201810477308 A CN 201810477308A CN 108631599 A CN108631599 A CN 108631599A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
- H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/3353—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only having at least two simultaneously operating switches on the input side, e.g. "double forward" or "double (switched) flyback" converter
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- Engineering & Computer Science (AREA)
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- Inverter Devices (AREA)
Abstract
The invention discloses a kind of message blind controller systems, including：Including master control borad, connecting communication equipment, liquid crystal display drive chip, power circuit on the master control borad, wherein the power circuit is connected with temperature sensor；Liquid crystal display drive chip is connected with LCD display；PCB adapter plate for circuit is connected with car light signaling module and LED drive circuit controller.Using the embodiment of the present invention, it can be achieved that low cost, efficient message blind controller system.
Description
Technical field
The present invention relates to message blind controller system technical fields, and in particular to a kind of message blind controller system.
Background technology
In powerful message blind controller system, in the application scenarios DC-DC, have the features such as output power, it is soft
Switch topology application is also more and more universal.Bidirectional DC-DC converter be as its name suggests a kind of Direct/Reverse can work, it can be achieved that
The converter of energy in bidirectional flow.If combining the framework for having two-way function with inverter by Uniderectional DC-DC converter scheme,
The power device needed doubles, and not only results in cost increase, and overall volume also can be huger.
Invention content
Technical problem to be solved by the invention is to provide a kind of message blind controller system, it can be achieved that low cost, efficiently
The message blind controller system of rate.
The technical solution that the present invention solves above-mentioned technical problem is as follows：A kind of message blind controller system, including master control borad,
Connecting communication equipment, liquid crystal display drive chip, power circuit on the master control borad, wherein the power circuit is connected with temperature
Spend sensor；Liquid crystal display drive chip is connected with LCD display；PCB adapter plate for circuit is connected with car light signaling module and LED
Driving circuit controller
The power circuit includes：First metal-oxide-semiconductor Q1, the second metal-oxide-semiconductor Q2, third metal-oxide-semiconductor Q3, the 4th metal-oxide-semiconductor Q4, LC resonance electricity
Road, transformer T1, the 5th metal-oxide-semiconductor Q5, the 6th metal-oxide-semiconductor Q6, the 7th metal-oxide-semiconductor Q7, the 8th metal-oxide-semiconductor Q8；
The controller respectively by control the grid of signal and the first metal-oxide-semiconductor Q1, the grid of the second metal-oxide-semiconductor Q2,
The grid of the third metal-oxide-semiconductor Q3, the grid of the 4th metal-oxide-semiconductor Q4 are connected, the source electrode of the first metal-oxide-semiconductor Q1 and described the
The drain electrode of three metal-oxide-semiconductor Q3 is connected, and the source electrode of the second metal-oxide-semiconductor Q2 is connected with the drain electrode of the 4th metal-oxide-semiconductor Q4；Described first
The drain electrode of metal-oxide-semiconductor Q1 is connected with the drain electrode of the second metal-oxide-semiconductor Q2 and is connected with voltage V1, the source electrode of the second metal-oxide-semiconductor Q2
It is connected and is grounded with the source electrode of the 4th metal-oxide-semiconductor Q4；
The source electrode of the first metal-oxide-semiconductor Q1 is connected with one end of the LC resonance circuit, the second metal-oxide-semiconductor Q2 and the LC are humorous
Shake circuit the other end be connected, the primary side for the transformer T1 that connects between the inductance and capacitance of the LC resonance circuit is described
The one end on the secondary side of transformer T1 is connected with the drain electrode of the source electrode, the 8th metal-oxide-semiconductor Q8 of the 6th metal-oxide-semiconductor Q6, the change
The other end on the secondary side of depressor T1 is connected with the drain electrode of the source electrode, the 7th metal-oxide-semiconductor Q7 of the 5th metal-oxide-semiconductor Q5, and described
The draining of five metal-oxide-semiconductor Q5, the drain electrode of the 6th metal-oxide-semiconductor Q6 are connected and are connected with voltage V2；The source of the 7th metal-oxide-semiconductor Q7
Pole, the 8th metal-oxide-semiconductor Q8 source electrode be connected and be grounded,
The grid of the 5th metal-oxide-semiconductor Q5, the grid of the 6th metal-oxide-semiconductor Q6, the grid of the 7th metal-oxide-semiconductor Q7, described
The grid of eight metal-oxide-semiconductor Q8 is connected respectively at the signal of the controller.
In preferred embodiment, manual pushbutton setting keyboard is also associated on the master control borad.
In preferred embodiment, TTL data communication modules are also associated on the master control borad, TTL data communication modules connect
It is connected to oxygen sensor, wireless high-frequency anti-theft device sensor.
In preferred embodiment, the master control borad is also associated with overtemperature alarm unit.
The embodiment of the present invention, is positive main switch MOS, Q5, Q6 by using Q1, Q2, Q3, Q4, and Q7, Q8 are positive synchronous
Rectification MOS.First determine the parameter and resonant inductance of main transformer T1（L1, L2）, resonant capacitance（C1, C2）Parameter.Then
Reverse design, Q5, Q6 are carried out, Q7, Q8 are reversed main switch MOS, Q1, Q2, and Q3, Q4 are reverse sync rectification MOS, are carrying out work(
Before rate energy transmission, flow detection can be carried out, determines that operating mode is positive or reversed, power consumption can be reduced.Then basis
Corresponding relay switch adjusts matched resonant parameter, after confirming that loop of power circuit parameter is intact, finally carries out energy transmission.
Description of the drawings
Fig. 1 is the bidirectional DC/DC converter circuit of the present invention.
Specific implementation mode
Present invention is further described in detail with reference to the accompanying drawings and examples.
Embodiment：
It is shown in Figure 1, a kind of message blind controller system, including：Connecting communication equipment, liquid crystal driving core on master control borad
Piece, power circuit, wherein power circuit is connected with temperature sensor；Liquid crystal display drive chip is connected with LCD display；PCB
Adapter plate for circuit is connected with car light signaling module and LED drive circuit controller
Power circuit includes：First metal-oxide-semiconductor Q1, the second metal-oxide-semiconductor Q2, third metal-oxide-semiconductor Q3, the 4th metal-oxide-semiconductor Q4, LC resonance circuit,
Transformer T1, the 5th metal-oxide-semiconductor Q5, the 6th metal-oxide-semiconductor Q6, the 7th metal-oxide-semiconductor Q7, the 8th metal-oxide-semiconductor Q8；
Controller is respectively by controlling signal and the grid of the first metal-oxide-semiconductor Q1, the grid of the second metal-oxide-semiconductor Q2, third metal-oxide-semiconductor Q3
Grid, the grid of the 4th metal-oxide-semiconductor Q4 are connected, and the source electrode of the first metal-oxide-semiconductor Q1 is connected with the drain electrode of third metal-oxide-semiconductor Q3, the second metal-oxide-semiconductor
The source electrode of Q2 is connected with the drain electrode of the 4th metal-oxide-semiconductor Q4；The drain electrode of first metal-oxide-semiconductor Q1 be connected with the drain electrode of the second metal-oxide-semiconductor Q2 and with
Voltage V1 is connected, and the source electrode of the second metal-oxide-semiconductor Q2 is connected and is grounded with the source electrode of the 4th metal-oxide-semiconductor Q4；
The source electrode of first metal-oxide-semiconductor Q1 and LC resonance circuit（Inductance L1, capacitance C2 compositions）One end be connected, the second metal-oxide-semiconductor Q2 with
The other end of LC resonance circuit is connected, the primary side of series transformer T1, transformer T1 between the inductance and capacitance of LC resonance circuit
The one end on secondary side be connected with the drain electrode of the source electrode, the 8th metal-oxide-semiconductor Q8 of the 6th metal-oxide-semiconductor Q6, the other end on the secondary side of transformer T1
It is connected with the drain electrode of the source electrode, the 7th metal-oxide-semiconductor Q7 of the 5th metal-oxide-semiconductor Q5, the drain electrode of the 5th metal-oxide-semiconductor Q5, the drain electrode of the 6th metal-oxide-semiconductor Q6
It is connected and is connected with voltage V2；The source electrode of 7th metal-oxide-semiconductor Q7, the source electrode of the 8th metal-oxide-semiconductor Q8 are connected and are grounded,
The grid of 5th metal-oxide-semiconductor Q5, the grid point of the grid of the 6th metal-oxide-semiconductor Q6, the grid of the 7th metal-oxide-semiconductor Q7, the 8th metal-oxide-semiconductor Q8
It is not connected in the signal of controller.
Manual pushbutton setting keyboard is also associated in preferred embodiment, on master control borad.
TTL data communication modules are also associated in preferred embodiment, on master control borad, TTL data communication modules are connected with
Oxygen sensor, wireless high-frequency anti-theft device sensor.
In preferred embodiment, master control borad is also associated with overtemperature alarm unit.
Before carrying out power energy transmission, flow detection can be carried out, determines that operating mode is positive or reversed, then root
Matched resonant parameter is adjusted according to corresponding relay switch, after confirming loop of power circuit parameter OK, finally carries out energy transmission.
By taking full-bridge LLC Sofe Switch as an example, it is not limited to such soft switch topology application.In traditional unidirectional full-bridge LLC topologys
On the basis of framework, 4 main switch MOS of positive full-bridge are as the synchronous rectifier reversely exported, positive output bridge rectifier pipe
It is used as reversed main switch MOS, i.e., by detecting power flow direction, using different control modes, realizes main switch MOS
Drive control, and output synchronous rectification MOS control mode.And main power inverter need not also increase newly, main transformer,
Resonating device can also be shared, and power device cost is held essentially constant.In opposite topology principle with positive traditional LLC resonance
Chamber is in input side difference, and reversed resonant cavity is in outlet side.For more flexible realization forward direction, reversed resonator parameter is set
Meter realizes that power energy conversion output, this solution are not limited in case study on implementation by the way of device parameters flexible modulation
Framework mode is suitable for this patent range of rights and interests as long as changing resonant parameter by switch topology.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence " including one ... ", it is not excluded that
There is also other identical elements in the process, method, article or apparatus that includes the element.
One of ordinary skill in the art will appreciate that all or part of step in realization above method embodiment is can
It is completed with instructing relevant hardware by program, the program can be stored in computer read/write memory medium,
The storage medium designated herein obtained, such as：ROM/RAM, magnetic disc, CD etc..
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the scope of the present invention.It is all
Any modification, equivalent replacement, improvement and so within the spirit and principles in the present invention, are all contained in protection scope of the present invention
It is interior.
Claims (4)
1. a kind of message blind controller system, is characterized in that, including：Master control borad, connecting communication equipment, liquid crystal on the master control borad
Display driver chip, power circuit, wherein the power circuit is connected with temperature sensor；Liquid crystal display drive chip connects
There is LCD display；PCB adapter plate for circuit is connected with car light signaling module and LED drive circuit controller；
The power circuit includes：First metal-oxide-semiconductor（Q1）, the second metal-oxide-semiconductor（Q2）, third metal-oxide-semiconductor（Q3）, the 4th metal-oxide-semiconductor（Q4）、
LC resonance circuit, transformer（T1）, the 5th metal-oxide-semiconductor（Q5）, the 6th metal-oxide-semiconductor（Q6）, the 7th metal-oxide-semiconductor（Q7）, the 8th metal-oxide-semiconductor
（Q8）；
The controller is respectively by controlling signal and first metal-oxide-semiconductor（Q1）Grid, second metal-oxide-semiconductor（Q2）Grid
Pole, the third metal-oxide-semiconductor（Q3）Grid, the 4th metal-oxide-semiconductor（Q4）Grid be connected, first metal-oxide-semiconductor（Q1）Source
Pole and the third metal-oxide-semiconductor（Q3）Drain electrode be connected, second metal-oxide-semiconductor（Q2）Source electrode and the 4th metal-oxide-semiconductor（Q4）'s
Drain electrode is connected；First metal-oxide-semiconductor（Q1）Drain electrode and second metal-oxide-semiconductor（Q2）Drain electrode be connected and be connected with voltage V1,
Second metal-oxide-semiconductor（Q2）Source electrode and the 4th metal-oxide-semiconductor（Q4）Source electrode be connected and be grounded；
First metal-oxide-semiconductor（Q1）Source electrode be connected with one end of the LC resonance circuit, second metal-oxide-semiconductor（Q2）With it is described
The other end of LC resonance circuit is connected, the transformer of connecting between the inductance and capacitance of the LC resonance circuit（T1）Original
Side, the transformer（T1）Secondary side one end and the 6th metal-oxide-semiconductor（Q6）Source electrode, the 8th metal-oxide-semiconductor（Q8）Leakage
Extremely it is connected, the transformer（T1）Secondary side the other end and the 5th metal-oxide-semiconductor（Q5）Source electrode, the 7th metal-oxide-semiconductor
（Q7）Drain electrode be connected, the 5th metal-oxide-semiconductor（Q5）Drain, the 6th metal-oxide-semiconductor（Q6）Drain electrode be connected and with voltage V2
It is connected；7th metal-oxide-semiconductor（Q7）Source electrode, the 8th metal-oxide-semiconductor（Q8）Source electrode be connected and be grounded,
5th metal-oxide-semiconductor（Q5）Grid, the 6th metal-oxide-semiconductor（Q6）Grid, the 7th metal-oxide-semiconductor（Q7）Grid,
8th metal-oxide-semiconductor（Q8）Grid respectively at the controller signal be connected.
2. message blind controller system according to claim 1, is characterized in that, be also associated on the master control borad manually by
Button sets keyboard.
3. message blind controller system as claimed in claim 1 or 2, it is characterised in that：It is also associated with TTL on the master control borad
Data communication module, TTL data communication modules are connected with oxygen sensor, wireless high-frequency anti-theft device sensor.
4. message blind controller system as claimed in claim 1 or 2, it is characterised in that：The master control borad is also associated with overtemperature
Alarm unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810477308.3A CN108631599A (en) | 2018-05-18 | 2018-05-18 | A kind of message blind controller system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810477308.3A CN108631599A (en) | 2018-05-18 | 2018-05-18 | A kind of message blind controller system |
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| CN108631599A true CN108631599A (en) | 2018-10-09 |
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| CN201810477308.3A Pending CN108631599A (en) | 2018-05-18 | 2018-05-18 | A kind of message blind controller system |
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| CN202522905U (en) * | 2012-03-14 | 2012-11-07 | 广州市新智通电子科技有限公司 | Multifunctional instrument control system |
| CN104143225A (en) * | 2013-09-18 | 2014-11-12 | 陈家盈 | Electric vehicle driving information control method and system |
| CN105818758A (en) * | 2015-01-05 | 2016-08-03 | 中华汽车工业股份有限公司 | Vehicle instrument display and information entertainment control module and local network system |
| CN206992958U (en) * | 2017-04-10 | 2018-02-09 | 深圳市永联科技股份有限公司 | A kind of converter circuit being self-regulated with bi-directional synchronization rectification and dead band |
| CN207156960U (en) * | 2017-07-11 | 2018-03-30 | 深圳市永联科技股份有限公司 | A kind of the Vehicular charger main circuit and its control loop of integrated DC/DC converters |
| CN107947589A (en) * | 2017-12-07 | 2018-04-20 | 陕西科技大学 | A kind of plus auxiliary circuit full-bridge LLC resonant converter |
-
2018
- 2018-05-18 CN CN201810477308.3A patent/CN108631599A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202522905U (en) * | 2012-03-14 | 2012-11-07 | 广州市新智通电子科技有限公司 | Multifunctional instrument control system |
| CN104143225A (en) * | 2013-09-18 | 2014-11-12 | 陈家盈 | Electric vehicle driving information control method and system |
| CN105818758A (en) * | 2015-01-05 | 2016-08-03 | 中华汽车工业股份有限公司 | Vehicle instrument display and information entertainment control module and local network system |
| CN206992958U (en) * | 2017-04-10 | 2018-02-09 | 深圳市永联科技股份有限公司 | A kind of converter circuit being self-regulated with bi-directional synchronization rectification and dead band |
| CN207156960U (en) * | 2017-07-11 | 2018-03-30 | 深圳市永联科技股份有限公司 | A kind of the Vehicular charger main circuit and its control loop of integrated DC/DC converters |
| CN107947589A (en) * | 2017-12-07 | 2018-04-20 | 陕西科技大学 | A kind of plus auxiliary circuit full-bridge LLC resonant converter |
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Application publication date: 20181009 |