CN106385092A - Robot intelligent charging system - Google Patents
Robot intelligent charging system Download PDFInfo
- Publication number
- CN106385092A CN106385092A CN201610929936.1A CN201610929936A CN106385092A CN 106385092 A CN106385092 A CN 106385092A CN 201610929936 A CN201610929936 A CN 201610929936A CN 106385092 A CN106385092 A CN 106385092A
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- China
- Prior art keywords
- circuit
- ucc3895
- signal
- control
- voltage
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- 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.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a robot intelligent charging system comprising a main charging circuit and a control circuit. The main charging circuit comprises an input rectifier and filter circuit, a DC/AC inverter, and an output rectifier and filter circuit. The control circuit comprises a UCC3895 control chip, a single chip microcomputer PIC16F887, and a detection circuit. According to the robot intelligent charging system provided by the invention, UCC3895 and PIC16F887 are used to control phase shifting of a full-bridge converter in system hardware design, ZVS (Zero Voltage Switching) of an IGBT module is realized, and the power loss is reduced greatly. The system is simple in structure, quick in charging, high in charging efficiency and fully-functional, and has a broad application prospect.
Description
Technical field
The present invention relates to a kind of intelligent robot charging system, belong to technical field of robot control.
Background technology
At present, China as a large agricultural country, the scale of agricultural production and precision are agricultural modernization levels
Important symbol.Agricultural robot is improving peasant's work situation, is reducing peasant's labour intensity and the aspect tool such as raise labour efficiency
Significant, especially obtain a certain degree of application at aspects such as nursery, harvesting, irrigation, results.
But agricultural robot technology receives the restriction in time and space in extension process, its main cause is exactly machine
People's power source problem.The charging system of the battery therefore as robot power source and energy supply just seems particularly heavy
Will.Investigation shows, present battery leads to its service life to only have 2-3 because charging equipment is backward, charging method is improper
Year, far below the requirement of its design objective 10-15, not only increased use cost but also caused the significant wastage of resource.
Content of the invention
Purpose：In order to overcome the deficiencies in the prior art, the present invention provides a kind of intelligent robot charging system.
Technical scheme：For solving above-mentioned technical problem, the technical solution used in the present invention is：
A kind of intelligent robot charging system, including：Charging main circuit, control circuit, described charging main circuit includes：Input is whole
Stream filter circuit, DC/AC inverter, output rectifier and filter；Described control circuit includes：UCC3895 control chip, monolithic
Machine PIC16F887, testing circuit；Three-phase alternating current obtains DC voltage through input rectifying filter circuit, and DC voltage is through DC/
AC inverter, high frequency transformer, output rectifier and filter obtain the required DC voltage that charges；Described testing circuit includes：The
One signal processing circuit, secondary signal process circuit, analog signal is entered line translation and is sent into by described first signal processing circuit
The CS end of UCC3895 control chip, realizes control to full-bridge converter lagging leg drive signal dutycycle, and after being converted
Send into the A/D input of single-chip microcomputer PIC16F887, realize to the over-pressed, under-voltage of charging main circuit and overcurrent protection；Described second
The analog signal obtaining is entered feeding UCC3895 control chip after line translation by signal processing circuit, realizes to IGBT drive signal
Dutycycle and the control of phase difference；And it is sent to the A/D input of single-chip microcomputer PIC16F887, realize to charging main circuit
Start and stop, display and controlling alarm；Bus current delivers to the CS end of UCC3895, if bus current after circuit and conversion after testing
Increase, CS terminal voltage raises and forms ramp signal, and the serrated signal that this signal is produced with the CT pin of UCC3895 is sent after comparing
UCC3895 control chip is calculated, and output can change the lagging leg drive signal of dutycycle；If bus current moment increases
Greatly, more than 2.5 V, UCC3895 control chip turns off PWM output to the voltage making CS pin.
Beneficial effect：The present invention provide a kind of intelligent robot charging system, the Hardware Design adopt UCC3895 and
PIC16F887 carries out phase shifting control it is achieved that the ZVS of IGBT module to full-bridge converter, greatly reduces power attenuation.System
Structure is simple, charges quick, charge efficiency is high, perfect in shape and function has broad application prospects.
Brief description
Fig. 1 is the structural representation of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawings the present invention is further described.
As shown in figure 1, a kind of intelligent robot charging system, including：Charging main circuit, control circuit, described charging master
Circuit includes：Input rectifying filter circuit, DC/AC inverter, output rectifier and filter；Described control circuit includes：
UCC3895 control chip, single-chip microcomputer PIC16F887, testing circuit；Three-phase alternating current obtains directly through input rectifying filter circuit
Stream voltage, DC voltage obtains, through DC/AC inverter, high frequency transformer, output rectifier and filter, the required DC voltage that charges；
Described testing circuit includes：First signal processing circuit, secondary signal process circuit, described first signal processing circuit will be simulated
Signal enters the CS end that UCC3895 control chip is sent in line translation, realizes to full-bridge converter lagging leg drive signal dutycycle
Control, and send into the A/D input of single-chip microcomputer PIC16F887 after being converted, realize to the over-pressed, under-voltage of charging main circuit and
Overcurrent protection；The analog signal obtaining is entered feeding UCC3895 control chip after line translation by described secondary signal process circuit, real
The now control to IGBT drive signal dutycycle and phase difference；And it is sent to the A/D input of single-chip microcomputer PIC16F887, real
Now to the start and stop of charging main circuit, display and controlling alarm；Bus current delivers to the CS of UCC3895 after circuit and conversion after testing
Hold, if bus current increases, CS terminal voltage raises and forms ramp signal, the saw of the CT pin generation of this signal and UCC3895
UCC3895 control chip is sent to be calculated after tooth signal, output can change the lagging leg drive signal of dutycycle；If female
Line current moment increases, and more than 2.5 V, UCC3895 control chip turns off PWM output to the voltage making CS pin.
The above be only the preferred embodiment of the present invention it should be pointed out that：Ordinary skill people for the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (1)
1. a kind of intelligent robot charging system, including：Charging main circuit, control circuit it is characterised in that：The main electricity of described charging
Road includes：Input rectifying filter circuit, DC/AC inverter, output rectifier and filter；Described control circuit includes：UCC3895
Control chip, single-chip microcomputer PIC16F887, testing circuit；Three-phase alternating current obtains DC voltage through input rectifying filter circuit,
DC voltage obtains, through DC/AC inverter, high frequency transformer, output rectifier and filter, the required DC voltage that charges；Described inspection
Slowdown monitoring circuit includes：First signal processing circuit, secondary signal process circuit, analog signal is entered by described first signal processing circuit
The CS end of UCC3895 control chip is sent in line translation, realizes the control to full-bridge converter lagging leg drive signal dutycycle, and
Send into the A/D input of single-chip microcomputer PIC16F887 after being converted, realize the over-pressed, under-voltage of charging main circuit and excessively stream are protected
Shield；The analog signal obtaining is entered feeding UCC3895 control chip after line translation by described secondary signal process circuit, and it is right to realize
IGBT drive signal dutycycle and the control of phase difference；And it is sent to the A/D input of single-chip microcomputer PIC16F887, it is right to realize
The start and stop of charging main circuit, display and controlling alarm；Bus current delivers to the CS end of UCC3895 after circuit and conversion after testing,
If bus current increases, CS terminal voltage raises and forms ramp signal, the sawtooth of the CT pin generation of this signal and UCC3895
UCC3895 control chip is sent to be calculated after signal, output can change the lagging leg drive signal of dutycycle；If bus
Electric current moment increases, and more than 2.5 V, UCC3895 control chip turns off PWM output to the voltage making CS pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610929936.1A CN106385092A (en) | 2016-10-31 | 2016-10-31 | Robot intelligent charging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610929936.1A CN106385092A (en) | 2016-10-31 | 2016-10-31 | Robot intelligent charging system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106385092A true CN106385092A (en) | 2017-02-08 |
Family
ID=57958242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610929936.1A Pending CN106385092A (en) | 2016-10-31 | 2016-10-31 | Robot intelligent charging system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106385092A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109391016A (en) * | 2017-08-03 | 2019-02-26 | 南京德朔实业有限公司 | Charging unit and charging method |
| CN110912225A (en) * | 2019-11-22 | 2020-03-24 | 深圳市优必选科技股份有限公司 | Charging protection circuit, charging protection device and robot |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201355771Y (en) * | 2009-02-04 | 2009-12-02 | 黄会雄 | Intelligent charger of electric automobile batteries |
| CN105406569A (en) * | 2015-12-25 | 2016-03-16 | 谢镕安 | Intelligent charging system of super-capacitor blade electric vehicle |
| CN205429847U (en) * | 2016-03-24 | 2016-08-03 | 湖南科技大学 | Mining charging device with two closed -loop control |
-
2016
- 2016-10-31 CN CN201610929936.1A patent/CN106385092A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201355771Y (en) * | 2009-02-04 | 2009-12-02 | 黄会雄 | Intelligent charger of electric automobile batteries |
| CN105406569A (en) * | 2015-12-25 | 2016-03-16 | 谢镕安 | Intelligent charging system of super-capacitor blade electric vehicle |
| CN205429847U (en) * | 2016-03-24 | 2016-08-03 | 湖南科技大学 | Mining charging device with two closed -loop control |
Non-Patent Citations (1)
| Title |
|---|
| 孙莉莉等: "农业机器人智能充电系统设计", 《现代电子技术》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109391016A (en) * | 2017-08-03 | 2019-02-26 | 南京德朔实业有限公司 | Charging unit and charging method |
| CN109391016B (en) * | 2017-08-03 | 2021-10-22 | 南京德朔实业有限公司 | Charging device and charging method |
| CN110912225A (en) * | 2019-11-22 | 2020-03-24 | 深圳市优必选科技股份有限公司 | Charging protection circuit, charging protection device and robot |
| CN110912225B (en) * | 2019-11-22 | 2021-06-25 | 深圳市优必选科技股份有限公司 | Charging protection circuit, charging protection device and robot |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170208 |