CN107359678A - A kind of charging of charge inverter and inversion protection system and method - Google Patents
A kind of charging of charge inverter and inversion protection system and method Download PDFInfo
- Publication number
- CN107359678A CN107359678A CN201710795695.0A CN201710795695A CN107359678A CN 107359678 A CN107359678 A CN 107359678A CN 201710795695 A CN201710795695 A CN 201710795695A CN 107359678 A CN107359678 A CN 107359678A
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- CN
- China
- Prior art keywords
- inverter
- charging
- current
- circuit
- relay switch
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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
-
- 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
- H02J7/0068—Battery or charger load switching, e.g. concurrent charging and load supply
-
- 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
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/0031—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect circuits
-
- 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
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00304—Overcurrent protection
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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 kind of charging of charge inverter and inversion protection system and method, belongs to inverter protection system regions.Including secondary battery unit, inverter, charging circuit, inverter circuit, MCU processors, secondary battery unit is connected with inverter by electric wire；Charging circuit includes relay switch A, current detecting unit BA and Overvoltage protecting unit；Inverter circuit includes relay switch B, current detecting unit B and over-current protecting unit, and the charging inlet of inverter is connected with charging circuit, and the electric discharge output interface of inverter is connected with inverter circuit.The present invention is controlled by signal by by setting relay switch on charging circuit and inverter circuit, realizes charge inverter charging and the automatic protection in reversals.
Description
Technical field
The invention belongs to inverter to protect system regions, charging and inversion protection more particularly to a kind of charge inverter
System and method.
Background technology
Charge inverter is one kind in inverter, is in the case where civil power has electricity, alternating current is converted into low pressure
Direct current, it is direct current by voltage and the changeless convert alternating current of frequency, to equipment charges such as storage battery or batteries；No
When civil power, alternating current will be converted to by direct current inside battery or storage battery, be supplied to electrical appliance use；It is existing
Charge inverter charging can not be carried out simultaneously with inversion, i.e., inversion when can not by charging plug insert inversion export electric loop
In, in daily life, charged using charge inverter or inversion work when, generally require to control charging circuit or inverse manually
Become the connection of circuit, be not easy to the safety operation of charge inverter.
The content of the invention
It is an object of the invention to provide a kind of charging of charge inverter and inversion protection system and method, by filling
Relay switch is set on circuit and inverter circuit, and controlled by signal, realizes charge inverter charging and inversion
Automatic protection in journey.
In order to solve the above technical problems, the present invention is achieved by the following technical solutions：
The present invention is a kind of charging of charge inverter and inversion protection system and method, including secondary battery unit, inversion
Device, charging circuit, inverter circuit, MCU processors, the secondary battery unit are connected with inverter by electric wire.
The charging circuit includes relay switch A, current detecting unit BA and Overvoltage protecting unit, and the inverter leads to
Oversampling circuit control circuit is connected with relay switch A, and the relay switch A passes through voltage sense line and current detecting unit
BA is connected, and the current detecting unit BA is connected by overvoltage protection circuit with Overvoltage protecting unit, and Overvoltage protecting unit passes through
Charging circuit is connected with AC power.
The inverter circuit includes relay switch B, current detecting unit B and over-current protecting unit, and the inverter leads to
Cross inverter circuit with over-current protecting unit to be connected, the over-current protecting unit passes through voltage sense line and current detecting unit B
It is connected, the current detecting unit B is connected by circuit controling line road with relay switch B, and the relay switch B is by putting
Circuit is connected with electrical appliance.
Further, the current detecting unit A is connected by data signal transmission module with MCU processors, the MCU
Processor is connected by control signal transport module with relay switch A.
Further, the current detecting unit B is connected by data signal transmission module with MCU processors, the MCU
Processor is connected by control signal transport module with relay switch B.
A kind of charging of charge inverter and inversion protection method are as follows：
Wherein, when charge inverter carries out charging work, Overvoltage protecting unit is protected to charging voltage, charging voltage
Charging voltage is reduced when too high or disconnects charging circuit；Current detecting unit BA detects that charging circuit has current signal simultaneously,
And current signal is sent to MCU processors, MCU processors are opened relay switch A by control signal transport module, closed
Relay switch B；
Wherein, when charge inverter carries out inversion work, over-current protecting unit is protected to inverter current, inverter current
Inverter current is reduced when too high or disconnects inverter circuit；Current detecting unit B detects that inverter circuit has current signal simultaneously, and
Current signal is sent to MCU processors, MCU processors by control signal transport module open relay switch B, close after
Electric switch A.
The invention has the advantages that：
The present invention is controlled by signal by setting relay switch on charging circuit and inverter circuit, is realized
Charge inverter charges and the automatic protection in reversals；Realized simultaneously by Overvoltage protecting unit to inverter charging circuit
Protection, pass through over-current protecting unit and realize protection to inverter inverter circuit.
Certainly, any product for implementing the present invention it is not absolutely required to reach all the above advantage simultaneously.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, used required for being described below to embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for ability
For the those of ordinary skill of domain, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings other attached
Figure.
Fig. 1 is the system schematic of the present invention；
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained all other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
In the description of the invention, it is to be understood that term " perforate ", " on ", " under ", " thickness ", " top ", " in ",
Indicating position or the position relationship such as " length ", " interior ", " surrounding ", it is for only for ease of the description present invention and simplifies description, without
It is that the component of instruction or hint meaning or element must have specific orientation, with specific azimuth configuration and operation, therefore not
It is understood that as limitation of the present invention.
Refer to shown in Fig. 1, the present invention is a kind of charging of charge inverter and inversion protection system and method, including is stored
Battery unit, inverter, charging circuit, inverter circuit, MCU processors, secondary battery unit are connected with inverter by electric wire.
Charging circuit includes relay switch A, current detecting unit BA and Overvoltage protecting unit, and inverter passes through circuit control
Circuit processed is connected with relay switch A, and relay switch A is connected by voltage sense line with current detecting unit BA, electric current
Detection unit BA is connected by overvoltage protection circuit with Overvoltage protecting unit, and Overvoltage protecting unit passes through charging circuit and alternating current
Source is connected.
Inverter circuit includes relay switch B, current detecting unit B and over-current protecting unit, and inverter passes through inversion electricity
Road is connected with over-current protecting unit, and over-current protecting unit is connected by voltage sense line with current detecting unit B, current detecting
Unit B is connected by circuit controling line road with relay switch B, and relay switch B is connected by discharge circuit with electrical appliance.
Wherein, current detecting unit BA is connected by data signal transmission module with MCU processors, and MCU processors pass through
Control signal transport module is connected with relay switch A.
Wherein, current detecting unit B is connected by data signal transmission module with MCU processors, and MCU processors pass through control
Signal transmission module processed is connected with relay switch B.
A kind of charging of charge inverter and inversion protection method are as follows：
Wherein, when charge inverter carries out charging work, Overvoltage protecting unit is protected to charging voltage, charging voltage
Charging voltage is reduced when too high or disconnects charging circuit；Current detecting unit BA detects that charging circuit has current signal simultaneously,
And current signal is sent to MCU processors, MCU processors are opened relay switch A by control signal transport module, closed
Relay switch B；
Wherein, when charge inverter carries out inversion work, over-current protecting unit is protected to inverter current, inverter current
Inverter current is reduced when too high or disconnects inverter circuit；Current detecting unit B detects that inverter circuit has current signal simultaneously, and
Current signal is sent to MCU processors, MCU processors by control signal transport module open relay switch B, close after
Electric switch A.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
At least one implementation of the present invention is contained in reference to specific features, structure, material or the feature that the embodiment or example describe
In example or example.In this manual, identical embodiment or example are not necessarily referring to the schematic representation of above-mentioned term.
Moreover, specific features, structure, material or the feature of description can close in any one or more embodiments or example
Suitable mode combines.
Present invention disclosed above preferred embodiment is only intended to help and illustrates the present invention.Preferred embodiment is not detailed
All details are described, it is only described embodiment also not limit the invention.Obviously, according to the content of this specification,
It can make many modifications and variations.This specification is chosen and specifically describes these embodiments, is to preferably explain the present invention
Principle and practical application so that skilled artisan can be best understood by and utilize the present invention.The present invention is only
Limited by claims and its four corner and equivalent.
Claims (4)
1. a kind of charging of charge inverter and inversion protection system, including secondary battery unit, inverter, charging circuit, inversion
Circuit, MCU processors, it is characterised in that：
The secondary battery unit is connected with inverter by electric wire；
The charging circuit includes relay switch A, current detecting unit BA and Overvoltage protecting unit, and the inverter passes through electricity
Road control circuit is connected with relay switch A, and the relay switch A passes through voltage sense line and current detecting unit BA phases
Even, the current detecting unit BA is connected by overvoltage protection circuit with Overvoltage protecting unit, and Overvoltage protecting unit passes through charging
Circuit is connected with AC power；
The inverter circuit includes relay switch B, current detecting unit B and over-current protecting unit, and the inverter passes through inverse
Becoming circuit with over-current protecting unit to be connected, the over-current protecting unit is connected by voltage sense line with current detecting unit B,
The current detecting unit B is connected by circuit controling line road with relay switch B, and the relay switch B passes through the electricity that discharges
Road is connected with electrical appliance.
2. a kind of charging of charge inverter according to claim 1 and inversion protection system, it is characterised in that the electricity
Stream detection unit BA is connected by data signal transmission module with MCU processors, and the MCU processors are transmitted by control signal
Module is connected with relay switch A.
3. a kind of charging of charge inverter according to claim 1 and inversion protection system, it is characterised in that the electricity
Stream detection unit B is connected by data signal transmission module with MCU processors, and the MCU processors are transmitted by control signal
Module is connected with relay switch B.
4. a kind of charging of charge inverter and inversion protection method, it is characterised in that：
Wherein, when charge inverter carries out charging work, Overvoltage protecting unit is protected to charging voltage, charging voltage is too high
When reduce charging voltage or disconnect charging circuit；Current detecting unit BA detects that charging circuit has current signal simultaneously, and will
Current signal is sent to MCU processors, and MCU processors open relay switch A by control signal transport module, close relay
Device switchs B；
Wherein, when charge inverter carries out inversion work, over-current protecting unit is protected to inverter current, inverter current is too high
When reduce inverter current or disconnect inverter circuit；Current detecting unit B detects that inverter circuit has a current signal simultaneously, and by electricity
Stream signal is sent to MCU processors, and MCU processors open relay switch B by control signal transport module, close relay
Switch A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710795695.0A CN107359678A (en) | 2017-09-06 | 2017-09-06 | A kind of charging of charge inverter and inversion protection system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710795695.0A CN107359678A (en) | 2017-09-06 | 2017-09-06 | A kind of charging of charge inverter and inversion protection system and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107359678A true CN107359678A (en) | 2017-11-17 |
Family
ID=60290186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710795695.0A Pending CN107359678A (en) | 2017-09-06 | 2017-09-06 | A kind of charging of charge inverter and inversion protection system and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107359678A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108128173A (en) * | 2017-12-27 | 2018-06-08 | 深圳市金能弘盛能源科技有限公司 | For the protection circuit of super capacitor module |
| CN108973758A (en) * | 2018-08-31 | 2018-12-11 | 金华安靠电源科技有限公司 | A kind of charging recognition methods of charging system for electric automobile and electric car charging circuit |
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| CN2745264Y (en) * | 2004-08-28 | 2005-12-07 | 周熙文 | Energy-saving power supply |
| CN201378802Y (en) * | 2009-03-03 | 2010-01-06 | 天津市睿芯隆科技有限公司 | Energy conversion controller |
| CN202978307U (en) * | 2012-08-23 | 2013-06-05 | 常州合天电力设备有限公司 | Independent photovoltaic control inversion all-in-one machine |
| US9099873B2 (en) * | 2013-07-31 | 2015-08-04 | Huizhou Kimree Technology Co., Ltd. Shenzhen Branch | Over-current and over-voltage protection circuit and method for an electronic cigarette |
| CN205429847U (en) * | 2016-03-24 | 2016-08-03 | 湖南科技大学 | Mining charging device with two closed -loop control |
| EP3206274A1 (en) * | 2016-02-10 | 2017-08-16 | Eguana Technologies | Automatic recovery control |
-
2017
- 2017-09-06 CN CN201710795695.0A patent/CN107359678A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2745264Y (en) * | 2004-08-28 | 2005-12-07 | 周熙文 | Energy-saving power supply |
| CN201378802Y (en) * | 2009-03-03 | 2010-01-06 | 天津市睿芯隆科技有限公司 | Energy conversion controller |
| CN202978307U (en) * | 2012-08-23 | 2013-06-05 | 常州合天电力设备有限公司 | Independent photovoltaic control inversion all-in-one machine |
| US9099873B2 (en) * | 2013-07-31 | 2015-08-04 | Huizhou Kimree Technology Co., Ltd. Shenzhen Branch | Over-current and over-voltage protection circuit and method for an electronic cigarette |
| EP3206274A1 (en) * | 2016-02-10 | 2017-08-16 | Eguana Technologies | Automatic recovery control |
| CN205429847U (en) * | 2016-03-24 | 2016-08-03 | 湖南科技大学 | Mining charging device with two closed -loop control |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108128173A (en) * | 2017-12-27 | 2018-06-08 | 深圳市金能弘盛能源科技有限公司 | For the protection circuit of super capacitor module |
| CN108973758A (en) * | 2018-08-31 | 2018-12-11 | 金华安靠电源科技有限公司 | A kind of charging recognition methods of charging system for electric automobile and electric car charging circuit |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for 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: 20171117 |