CN108683240A - DC charging method, apparatus and system - Google Patents
DC charging method, apparatus and system Download PDFInfo
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- CN108683240A CN108683240A CN201810671595.1A CN201810671595A CN108683240A CN 108683240 A CN108683240 A CN 108683240A CN 201810671595 A CN201810671595 A CN 201810671595A CN 108683240 A CN108683240 A CN 108683240A
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- voltage
- energy
- direct current
- current energy
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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
- H02J7/04—Regulation of charging current or voltage
Abstract
The invention discloses a kind of DC charging method, apparatus and systems.Wherein, which includes:Rectifier, for the AC energy of input to be converted to direct current energy;DC output circuit is connect with rectifier, is used for DC power output;Adjustable potentiometer is adjusted for the voltage to direct current energy, to obtain direct current energy corresponding with target DC voltage, wherein the corresponding direct current energy of target DC voltage is used to provide working power for default equipment.The present invention solves in DC charging system in the related technology, and rectification module cannot achieve the flexible modulation of DC voltage, the relatively low technical problem of flexibility.
Description
Technical field
The present invention relates to charging equipment technical fields, in particular to a kind of DC charging method, apparatus and system.
Background technology
In the related art, it for high-frequency rectification module, usually by the alternating current of external world's input, is converted to fixed straight
Galvanic electricity is such as transformed to DC (direct current) 110V or DC48V, still, can not realize being adjusted flexibly for electric current, i.e. the transformation
Voltage load is only above-mentioned fixed DC voltage, i.e., cannot achieve being adjusted flexibly for multiple DC voltages in the related technology,
In this way when substation or changed into switchhouse break down, the adjustment of DC voltage in station is cannot achieve, due to its direct current energy
Output voltage fixes (110V, 48V), causes electric current emergency relatively low, can not provide the direct current energy of target voltage.Comparing
Afterwards, it is known that, current direct current energy, cost is higher, and can only cannot achieve DC voltage by manually realizing the adjusting of voltage
Flexible modulation, flexibility is relatively low.
For in above-mentioned DC charging system in the related technology, rectification module cannot achieve the flexible tune of DC voltage
Section, the relatively low technical problem of flexibility, currently no effective solution has been proposed.
Invention content
An embodiment of the present invention provides a kind of DC charging method, apparatus and systems, straight in the related technology at least to solve
In current charge system, rectification module cannot achieve the flexible modulation of DC voltage, the relatively low technical problem of flexibility.
One side according to the ... of the embodiment of the present invention provides a kind of DC charging system, including:Rectifier, being used for will
The AC energy of input is converted to direct current energy;DC output circuit is connect with the rectifier, for exporting the direct current
Energy;Adjustable potentiometer is adjusted for the voltage to the direct current energy, to obtain direct current corresponding with target DC voltage
Electric energy, wherein the corresponding direct current energy of the target DC voltage is used to provide working power to preset equipment.
Further, the voltage range of the target DC voltage is 0-250V.
Further, the rectifier includes:Protection module is inputted, lightning protection processing is carried out for the AC energy to input
With em filtering processing;Bridge rectifier, treated for will pass through lightning protection processing and em filtering, and AC energy is converted to
Direct current energy.
Further, the rectifier further includes:Resonance circuit LLC is straight for the direct current energy to be converted to high frequency
Galvanic electricity energy;High frequency transformer, for carrying out isolation and decompression processing to the high-frequency direct-current electric energy, to export the direct current
Energy.
Further, the rectifier further includes:Sampling module is connect with the high frequency transformer, for output
The DC voltage of the direct current energy is detected, with the current DC voltage value exported.
Further, the rectifier further includes:Control module is connect with the sampling module, for working as according to
Preceding DC voltage value and history DC voltage value, send out control signal, wherein the control signal is used for realizing overvoltage
And/or overcurrent short-circuit protection.
Further, the adjustable potentiometer includes:DC voltage acquisition module, for obtaining target direct current to be regulated
Voltage value corresponding to voltage;Resistive module adjusts resistance value, to obtain the direct current corresponding with the voltage value for increasing
Electric energy.
Another aspect according to the ... of the embodiment of the present invention additionally provides a kind of DC charging method, including:Receive the friendship of input
Galvanic electricity energy;Lightning protection processing and em filtering processing are carried out to the AC energy of input;It will pass through at lightning protection processing and em filtering
AC energy after reason is converted to direct current energy;The voltage of the direct current energy is adjusted, to obtain and target direct current
Press corresponding direct current energy, wherein the voltage range of the target DC voltage is 0-250V, and the target DC voltage corresponds to
Direct current energy be used for for preset equipment working power is provided.
Another aspect according to the ... of the embodiment of the present invention additionally provides a kind of DC charging device, including:Receiving unit is used
In the AC energy for receiving input;Processing unit carries out lightning protection processing for the AC energy to input and em filtering is handled;
Converting unit, treated for will pass through lightning protection processing and em filtering, and AC energy is converted to direct current energy;Unit is adjusted,
It is adjusted for the voltage to the direct current energy, to obtain direct current energy corresponding with target DC voltage, wherein described
The voltage range of target DC voltage is 0-250V, and the corresponding direct current energy of the target DC voltage is used to carry for default equipment
For working power.
Another aspect according to the ... of the embodiment of the present invention additionally provides a kind of storage medium, and the storage medium is for storing
Program, wherein equipment where described program controls the storage medium when being executed by processor executes above-mentioned DC charging
Method.
In embodiments of the present invention, it can utilize rectifier that the alternating current of input is converted to direct current energy, and using directly
Stream output circuit carrys out DC power output, can be finally adjusted, is obtained to the voltage of direct current energy by adjustable potentiometer
To direct current energy corresponding with target DC voltage.In this embodiment it is possible to after DC power output, pass through adjustable potential
Device adjusts the voltage of direct current energy, to realize the flexible modulation to the voltage of direct current energy, meets various transformer and distribution power stations, meets an urgent need
The demand of power supply also solves in DC charging system in the related technology simultaneously, and rectification module cannot achieve the flexible of DC voltage
It adjusts, the relatively low technical problem of flexibility.
Description of the drawings
Attached drawing described herein is used to provide further understanding of the present invention, and is constituted part of this application, this hair
Bright illustrative embodiments and their description are not constituted improper limitations of the present invention for explaining the present invention.In the accompanying drawings:
Fig. 1 is a kind of schematic diagram of DC charging system according to the ... of the embodiment of the present invention;
Fig. 2 is the schematic diagram of another optional DC charging system according to the ... of the embodiment of the present invention;
Fig. 3 is a kind of flow chart of optional DC charging method according to the ... of the embodiment of the present invention;
Fig. 4 is a kind of schematic diagram of optional DC charging device according to the ... of the embodiment of the present invention.
Specific implementation mode
In order to enable those skilled in the art to better understand the solution of the present invention, below in conjunction in the embodiment of the present invention
Attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only
The embodiment of a part of the invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
The every other embodiment that member is obtained without making creative work should all belong to the model that the present invention protects
It encloses.
It should be noted that term " first " in description and claims of this specification and above-mentioned attached drawing, "
Two " etc. be for distinguishing similar object, without being used to describe specific sequence or precedence.It should be appreciated that using in this way
Data can be interchanged in the appropriate case, so as to the embodiment of the present invention described herein can in addition to illustrating herein or
Sequence other than those of description is implemented.In addition, term " comprising " and " having " and their any deformation, it is intended that cover
It includes to be not necessarily limited to for example, containing the process of series of steps or unit, method, system, product or equipment to cover non-exclusive
Those of clearly list step or unit, but may include not listing clearly or for these processes, method, product
Or the other steps or unit that equipment is intrinsic.
For ease of user understand the present invention, below to involved in various embodiments of the present invention part term or title make solution
It releases:
Electromagnetic interference (Electromagnet ic Interference, abbreviation EMI) refers to electronic product work meeting pair
Other electronic products on periphery interfere, and are the problem of electric equipment products are often met.
Resonance circuit, LLC, the one-port network containing inductance, capacitance and resistive element occur in certain working frequencies
When the port voltage situation identical with current waveform phase, claim circuit that resonance occurs.The circuit of resonance, referred to as resonance electricity can occur
Road.
Rectification circuit, (rect ifying circuit) is the circuit for AC energy being converted to direct current energy.It is most of
The effect of the compositions such as rectified current routing transformer, rectification main circuit and filter, rectification circuit is by ac buck circuit output
The lower alternating current of voltage be converted into unidirectional pulsating nature direct current, here it is the switching process of alternating current, rectification circuit is main
It is made of rectifier diode.
Bridge rectifier, Bridge Rect ifiers, also referred to as rectifier bridge stack are the one-way conductions using diode
The most common circuit for carrying out rectification, is commonly used to alternating current being changed into direct current.
PFC, Power Factor Correct ion, abbreviation PFC, power factor refer to effective power
With the relationship between total power consumption (apparent energy), that is, the ratio of effective power divided by total power consumption (apparent energy).Base
Power factor can weigh the degree that electric power is used effectively in sheet, when power factor value is bigger, represents its electric power utilization rate and get over
It is high.Power factor is the parameter for weighing electrical equipment power consumption efficiency, and low power factor represents low electric power efficiency.In order to improve
The technology of electrical equipment power factor is known as PFC.
In the following embodiments of the present invention, flexible modulation can be carried out to the DC voltage of output, can applied in direct current
When power failure, emergency operation power supply is provided for system, inspection operation electricity can also be provided when DC power supply overhauls for system
Source, or charge power supply can be provided in battery service.It, can be in addition, the adjustable voltage in the embodiment of the present invention
When relay protection device is debugged, Master 2-step exercise test power supply is provided, or in grounding trouble shoot, provided for disconnected branches
Working power.Below by each implementation, the present invention will be described.
Embodiment one
Fig. 1 is a kind of schematic diagram of DC charging system according to the ... of the embodiment of the present invention, as shown in Figure 1, the DC charging
System includes:Rectifier 11, DC output circuit 12, adjustable potentiometer 13, wherein
Rectifier 11, for the AC energy of input to be converted to direct current energy.
Wherein, rectifier includes:Protection module is inputted, lightning protection processing is carried out for the AC energy to input and electromagnetism is filtered
Wave processing;Bridge rectifier, treated for will pass through lightning protection processing and em filtering, and AC energy is converted to direct current energy.
Optionally, the alternating current of input can be three-phase alternating current, by above-mentioned input protection module, can will input
Three-phase alternating current handled by lightning protection processing and em filtering, you can be filtered to EMI, which can be effective
Ground absorbs lightning stroke residual voltage or electric network peak, to ensure the safety of the entire DC charging system after input module.
Furthermore it is also possible to by AC energy carry out rectification processing, by bridge rectifier by AC conversion be direct current,
And by being converted into high voltage direct current after passive PFC.
For above-mentioned em filtering, it is corresponding with different conflicting modes, it is dry that this is not limited in the embodiment of the present invention
Mode is disturbed, can include but is not limited to:Conduction Interference and radiation interference can refer to being situated between by conduction for Conduction Interference
Matter the signal coupling (interference) on an electric network to another electric network, radiation interference refer to interference source by space it
Signal couples (interference) and arrives another electric network, in High-Speed PCB and system design, high-frequency signal line, integrated circuit pin,
All kinds of connectors etc. are all likely to become the radiation interference source with antenna performance, can emit electromagnetic wave and influence other systems or sheet
The normal work of other subsystems in system.
In addition, above-mentioned rectifier further includes:Resonance circuit LLC, for direct current energy to be converted to high-frequency direct-current electric energy;It is high
Frequency power transformer, for carrying out isolation and decompression processing to high-frequency direct-current electric energy, with DC power output.
Optionally, in the present invention, rectifier further includes:Sampling module is connect with high frequency transformer, for output
The DC voltage of direct current energy is detected, with the current DC voltage value exported.
Another optional embodiment, rectifier further include:Control module is connect with sampling module, is worked as basis
Preceding DC voltage value and history DC voltage value, send out control signal, wherein control signal be used for realize overvoltage and/or
Overcurrent short-circuit protection.
Certainly, the specific device that direct current device is not limited in the embodiment of the present invention can be the rectifier of an entirety,
Fig. 2 is the schematic diagram of another optional DC charging system according to the ... of the embodiment of the present invention, as shown in Fig. 2, the rectifier 11
May include:Input protection module 201, bridge rectifier module 202, passive PFC module 203, the first smothing filtering module 204,
DC/DC conversion modules 205, the second smothing filtering module 206, output protection module 207, and can also be wrapped in the rectifier
It includes:Overheat protector module 208, control module 209, monitoring module 210, feedback sample module 211, current sharing control module 212, mistake
Press through flow short-circuit protection module 213, RS-485 modules 214, display module 215.
I.e. above-mentioned rectifier can also include:Overheat protector module, current sharing control module, display module etc..Wherein, on
The overheat protector module 208 stated can exceed preset temperature value in the temperature for detecting rectifier, send out alarm prompt, controlled with allowing
The control of molding block stops the work of rectifier, reduces the temperature of rectifier, and for current sharing control module 212, can be to defeated
The direct current gone out carries out sharing control.Display module 215 can refer to digital-scroll technique keyboard, can pass through digital-scroll technique keyboard
The data such as electric flux and voltage value are output and input to show.
It for above-mentioned DC output circuit 12, can be connect with rectifier, be used for DC power output.
Adjustable potentiometer 13 is adjusted for the voltage to direct current energy, corresponding with target DC voltage to obtain
Direct current energy, wherein the corresponding direct current energy of target DC voltage is used to provide working power for default equipment.
Preferably, the voltage range of target DC voltage is 0-250V.
Optionally, in embodiments of the present invention, for adjustable potentiometer 13, adjusting rotation can be set on adjustable potentiometer
Button is adjusted onto the desired corresponding voltage value of target DC voltage, and then adjuster can be by output by adjusting knob
The voltage of direct current energy is adjusted to target DC voltage.
Another optional embodiment, adjustable potentiometer include:DC voltage acquisition module, it is to be regulated for obtaining
Voltage value corresponding to target DC voltage;Resistive module adjusts resistance value, to obtain direct current corresponding with voltage value for increasing
Electric energy.
I.e. after above-mentioned adjusting knob rotates to the corresponding voltage value of target DC voltage, adjustable potentiometer is by adjusting electricity
It hinders to adjust voltage value, with the voltage of the direct current energy of control output.
By above-mentioned DC charging system, the alternating current of input can be converted into direct current energy using rectifier 11, and
Using DC output circuit 12 come DC power output, the voltage of direct current energy can finally be carried out by adjustable potentiometer 13
It adjusts, obtains direct current energy corresponding with target DC voltage.In this embodiment it is possible to after DC power output, lead to
It crosses the voltage that adjustable potentiometer adjusts direct current energy and meets various changes to realize to the flexible modulation of the voltage of direct current energy
The demand of power distribution station, emergency power supply also solves in DC charging system in the related technology simultaneously, and rectification module cannot achieve direct current
The flexible modulation of voltage, the relatively low technical problem of flexibility.
Wherein, it is continuous that 0-250VDC DC voltages can may be implemented with flexible modulation voltage in above-mentioned adjustable potentiometer
It is adjustable, meet different station rooms requirement.And this method meets the requirement of transformer and distribution power station room DC output voltage all standing,
Meet all kinds of change distribution DCs station room requirement, there is higher practical value.
Embodiment two
According to embodiments of the present invention, a kind of DC charging embodiment of the method is provided, it should be noted that in the stream of attached drawing
The step of journey illustrates can execute in the computer system of such as a group of computer-executable instructions, although also, flowing
Logical order is shown in journey figure, but in some cases, it can be with different from shown or described by sequence execution herein
The step of.Wherein, following DC charging methods can be applied in above-mentioned DC charging system.
Fig. 3 is a kind of flow chart of optional DC charging method according to the ... of the embodiment of the present invention, as shown in figure 3, the party
Method includes the following steps:
Step S302 receives the AC energy of input.
Step S304 carries out lightning protection processing to the AC energy of input and em filtering is handled.
Step S306, will pass through lightning protection processing and em filtering treated that AC energy is converted to direct current energy.
The voltage of direct current energy is adjusted in step S308, to obtain direct current energy corresponding with target DC voltage,
Wherein, the voltage range of target DC voltage is 0-250V, and the corresponding direct current energy of target DC voltage is used for as default equipment
Working power is provided.
Through the above steps, the AC energy of input can be first received, and lightning protection processing is carried out to the AC energy of input
With em filtering processing, lightning protection processing and em filtering will be passed through treated that AC energy is converted to direct current energy, to direct current
The voltage of electric energy is adjusted, to obtain direct current energy corresponding with target DC voltage, wherein the voltage of target DC voltage
Ranging from 0-250V, the corresponding direct current energy of target DC voltage are used to provide working power for default equipment.In the embodiment
In, the voltage of direct current energy can be adjusted by adjustable potentiometer after DC power output, to realize to direct current energy
The flexible modulation of voltage meets the needs of various transformer and distribution power stations, emergency power supply, also solves DC charging system in the related technology simultaneously
In system, rectification module cannot achieve the flexible modulation of DC voltage, the relatively low technical problem of flexibility.
Embodiment three
It is described below another embodiment, the DC charging device in following embodiments, the work of modules can be with
Corresponding to the step in above-mentioned DC charging method.
Fig. 4 is a kind of schematic diagram of optional DC charging device according to the ... of the embodiment of the present invention, as shown in figure 4, this is straight
Current charge device may include:Receiving unit 41, converting unit 43, adjusts unit 44 at processing unit 42, wherein
Receiving unit 41, the AC energy for receiving input.
Processing unit 42 carries out lightning protection processing for the AC energy to input and em filtering is handled.
Converting unit 43, treated for will pass through lightning protection processing and em filtering, and AC energy is converted to direct current
Energy.
Unit 44 is adjusted, is adjusted for the voltage to direct current energy, it is corresponding with target DC voltage straight to obtain
Galvanic electricity energy, wherein the voltage range of target DC voltage is 0-250V, and the corresponding direct current energy of target DC voltage is for being pre-
If equipment provides working power.
By above-mentioned DC charging device, the AC energy of input can be first received by receiving unit 41, and pass through place
It manages unit and lightning protection processing and em filtering processing is carried out to the AC energy of input, will pass through lightning protection by converting unit 43 is handled
Treated that AC energy is converted to direct current energy with em filtering, is adjusted to the voltage of direct current energy by adjusting unit 44
Section, to obtain direct current energy corresponding with target DC voltage, wherein the voltage range of target DC voltage is 0-250V, mesh
The corresponding direct current energy of mark DC voltage is used to provide working power for default equipment.In this embodiment it is possible to straight in output
After galvanic electricity energy, the voltage of direct current energy is adjusted by adjustable potentiometer, to realize the flexible modulation to the voltage of direct current energy,
Meet the needs of various transformer and distribution power stations, emergency power supply, also solve simultaneously in the related technology in DC charging system, rectification module without
Method realizes the flexible modulation of DC voltage, the relatively low technical problem of flexibility.
Another aspect according to the ... of the embodiment of the present invention additionally provides a kind of storage medium, and the storage medium is for storing
Program, wherein equipment where described program controls the storage medium when being executed by processor executes above-mentioned DC charging
Method.
Optionally, the executable program of above-mentioned storage medium storage includes the following steps:Receive the AC energy of input;It is right
The AC energy of input carries out lightning protection processing and em filtering processing;It will pass through lightning protection processing and em filtering treated and exchange
Electric energy is converted to direct current energy;The voltage of direct current energy is adjusted, to obtain direct current corresponding with target DC voltage
It can, wherein the voltage range of target DC voltage is 0-250V, and the corresponding direct current energy of target DC voltage is used to set
It is standby that working power is provided.
The embodiments of the present invention are for illustration only, can not represent the quality of embodiment.
In the above embodiment of the present invention, all emphasizes particularly on different fields to the description of each embodiment, do not have in some embodiment
The part of detailed description may refer to the associated description of other embodiment.
In several embodiments provided herein, it should be understood that disclosed technology contents can pass through others
Mode is realized.Wherein, the apparatus embodiments described above are merely exemplary, for example, the unit division, Ke Yiwei
A kind of division of logic function, formula that in actual implementation, there may be another division manner, such as multiple units or component can combine or
Person is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed is mutual
Between coupling, direct-coupling or communication connection can be INDIRECT COUPLING or communication link by some interfaces, unit or module
It connects, can be electrical or other forms.
The unit illustrated as separating component may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, you can be located at a place, or may be distributed over multiple
On unit.Some or all of unit therein can be selected according to the actual needs to achieve the purpose of the solution of this embodiment.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, it can also
It is that each unit physically exists alone, it can also be during two or more units be integrated in one unit.Above-mentioned integrated list
The form that hardware had both may be used in member is realized, can also be realized in the form of SFU software functional unit.
If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product
When, it can be stored in a computer read/write memory medium.Based on this understanding, technical scheme of the present invention is substantially
The all or part of the part that contributes to existing technology or the technical solution can be in the form of software products in other words
It embodies, which is stored in a storage medium, including some instructions are used so that a computer
Equipment (can be personal computer, server or network equipment etc.) execute each embodiment the method for the present invention whole or
Part steps.And storage medium above-mentioned includes:USB flash disk, read-only memory (ROM, Read-OnlyMemory), arbitrary access are deposited
Reservoir (RAM, Random Access Memory), mobile hard disk, magnetic disc or CD etc. are various can to store program code
Medium.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of DC charging system, which is characterized in that including:
Rectifier, for the AC energy of input to be converted to direct current energy;
DC output circuit is connect with the rectifier, for exporting the direct current energy;
Adjustable potentiometer is adjusted for the voltage to the direct current energy, corresponding with target DC voltage straight to obtain
Galvanic electricity energy, wherein the corresponding direct current energy of the target DC voltage is used to provide working power to preset equipment.
2. DC charging system according to claim 1, which is characterized in that the voltage range of the target DC voltage is
0-250V。
3. DC charging system according to claim 1, which is characterized in that the rectifier includes:
Protection module is inputted, lightning protection processing is carried out for the AC energy to input and em filtering is handled;
Bridge rectifier, treated for will pass through lightning protection processing and em filtering, and AC energy is converted to direct current energy.
4. DC charging system according to claim 3, which is characterized in that the rectifier further includes:
Resonance circuit LLC, for the direct current energy to be converted to high-frequency direct-current electric energy;
High frequency transformer, for carrying out isolation and decompression processing to the high-frequency direct-current electric energy, to export the direct current energy.
5. DC charging system according to claim 4, which is characterized in that the rectifier further includes:
Sampling module is connect with the high frequency transformer, and the DC voltage for the direct current energy to output is detected,
With the current DC voltage value exported.
6. DC charging system according to claim 5, which is characterized in that the rectifier further includes:
Control module is connect with the sampling module, for according to the current DC voltage value and history DC voltage value, hair
Go out to control signal, wherein the control signal is used for realizing overvoltage and/or overcurrent short-circuit protection.
7. DC charging system according to claim 1, which is characterized in that the adjustable potentiometer includes:
DC voltage acquisition module, for obtaining the voltage value corresponding to target DC voltage to be regulated;
Resistive module adjusts resistance value, to obtain the direct current energy corresponding with the voltage value for increasing.
8. a kind of DC charging method, which is characterized in that including:
Receive the AC energy of input;
Lightning protection processing and em filtering processing are carried out to the AC energy of input;
Lightning protection processing and em filtering will be passed through treated that AC energy is converted to direct current energy;
The voltage of the direct current energy is adjusted, to obtain direct current energy corresponding with target DC voltage, wherein described
The voltage range of target DC voltage is 0-250V, and the corresponding direct current energy of the target DC voltage is used to carry for default equipment
For working power.
9. a kind of DC charging device, which is characterized in that including:
Receiving unit, the AC energy for receiving input;
Processing unit carries out lightning protection processing for the AC energy to input and em filtering is handled;
Converting unit, treated for will pass through lightning protection processing and em filtering, and AC energy is converted to direct current energy;
Unit is adjusted, is adjusted for the voltage to the direct current energy, to obtain direct current corresponding with target DC voltage
Electric energy, wherein the voltage range of the target DC voltage is 0-250V, and the corresponding direct current energy of the target DC voltage is used
In providing working power for default equipment.
10. a kind of storage medium, which is characterized in that the storage medium is for storing program, wherein described program is being handled
Equipment perform claim requires the DC charging method described in 8 device controls the storage medium when executing where.
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CN102624244A (en) * | 2012-04-21 | 2012-08-01 | 桂林理工大学 | Implementation method for high-isolation adjustable direct current regulated power supply |
CN104320008A (en) * | 2014-11-07 | 2015-01-28 | 成都爱斯顿测控技术有限公司 | Adjustable direct current stabilized power supply circuit |
CN206149156U (en) * | 2016-06-02 | 2017-05-03 | 湖北追日电气股份有限公司 | But electric vehicle charger change over switch control source |
CN206878529U (en) * | 2017-06-02 | 2018-01-12 | 广东万城万充电动车运营股份有限公司 | Concentrate radiating high-power DC charging module |
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Publication number | Priority date | Publication date | Assignee | Title |
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US6664762B2 (en) * | 2001-08-21 | 2003-12-16 | Power Designers, Llc | High voltage battery charger |
CN102624244A (en) * | 2012-04-21 | 2012-08-01 | 桂林理工大学 | Implementation method for high-isolation adjustable direct current regulated power supply |
CN104320008A (en) * | 2014-11-07 | 2015-01-28 | 成都爱斯顿测控技术有限公司 | Adjustable direct current stabilized power supply circuit |
CN206149156U (en) * | 2016-06-02 | 2017-05-03 | 湖北追日电气股份有限公司 | But electric vehicle charger change over switch control source |
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Application publication date: 20181019 |