CN207074880U - A kind of charging module of low standby power loss - Google Patents
A kind of charging module of low standby power loss Download PDFInfo
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- CN207074880U CN207074880U CN201720473468.1U CN201720473468U CN207074880U CN 207074880 U CN207074880 U CN 207074880U CN 201720473468 U CN201720473468 U CN 201720473468U CN 207074880 U CN207074880 U CN 207074880U
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Abstract
The utility model discloses a kind of charging module of low standby power loss, pfc circuit and DC/DC circuit evolving direct current outputs are passed through in exchange input successively, the input in the second auxiliary source is connected to the output end of exchange input or pfc circuit, the output end in the second auxiliary source is respectively connecting to the power input of secondary processor circuit, DC/DC sampling drive circuits and communication module, and communication module is monitored with higher level and communicated to connect；After higher level's monitoring standby command is received, secondary processor circuit and primary side processor circuit close DC/DC circuits and pfc circuit respectively, and sending enable signal by secondary processor circuit makes the first auxiliary source be stopped, the circuit such as primary side processor circuit and PFC sampling drivings does not produce power consumption, reduce the stand-by power consumption of charging module, in addition, charging module communicates with higher level's monitoring module and will not interrupted, so higher level's monitoring module can continue to keep the status monitoring to charging module, and the meeting quick response when charging module departs from holding state, save and start the time.
Description
Technical field
The utility model belongs to charging electric vehicle technical field, and in particular to a kind of charging module of low standby power loss.
Background technology
Environment and energy problem promote global video car Industry Quick Development, and charging pile is mended as the energy of electric automobile
To station, future must be popularized as gas station；The core of charging pile is charging module, the charging module structure one of prior art
As shown in figure 1, AC-input voltage is converted to high-voltage dc voltage after pfc circuit (circuit of power factor correction), then
By DC/DC circuit conversions be suitable VD to electric automobile power battery charging；Primary side accessory power supply is (i.e. former
Bian Fuyuan) from exchange input or pfc circuit output, be converted to after DC voltage to primary side DSP (digital signal processor cores
Piece) power supply, while to PFC correlated samplings and control (i.e. PFC samplings driving) circuit power supply, and the output of primary side accessory power supply is straight
Stream voltage is used to start secondary accessory power supply (i.e. the auxiliary source of secondary), and secondary accessory power supply exports DC voltage and gives secondary DSP circuit
Power supply, while to DC/DC correlated samplings and driving and communication module (such as CAN communication circuit) power supply, when DC/DC direct current outputs
After Voltage Establishment, DC/DC circuits substitute the auxiliary source direct current output of primary side to give secondary auxiliary source power supply；Higher level's monitoring by CAN communication and
Charging module carries out information gathering and interaction.
When charging pile need not charge, higher level's monitoring can issue standby command, module by CAN communication to charging module
Pfc circuit and DC/DC circuits are stopped during in holding state, but in order to keep with higher level monitor communicate, the auxiliary source of primary side and
The auxiliary source of secondary is constantly in working condition, and power consumption is about 15W when single charging module is standby, the charging module in holding state
More, stand-by power consumption is bigger, and this portion of energy is to be lost in vain, and it is very considerable that accumulation, which is got up,.
Utility model content
In order to solve the problems, such as that stand-by power consumption existing for charging module of the prior art is high, the purpose of this utility model is
A kind of charging module of low standby power loss is provided, circuit power supply split according to the standby demand of charging module, to splitting
Each built-up circuit afterwards is accordingly controlled, and telecommunication circuit and secondary processor circuit with higher level's monitoring are only retained when standby
Power supply, the pfc circuit and DC/DC circuits closed in main loop of power circuit, and by other nonessential circuits, including the auxiliary source of primary side,
Primary side DSP circuit, PFC sampling drive circuits and DC/DC sampling drive circuits etc., power supply is all off, to reduce stand-by power consumption.
To achieve these goals, the technical solution adopted in the utility model is a kind of charging module of low standby power loss,
Pfc circuit and DC/DC circuit evolving direct current outputs are passed through in exchange input successively, and the power input in the second auxiliary source is connected to exchange
Input or the power take-off of pfc circuit, the power take-off in the second auxiliary source are respectively connecting to secondary processor circuit, DC/DC
Drive circuit and the power input of communication module are sampled, communication module is monitored with higher level and communicated to connect；
Also include the first auxiliary source, it is defeated that the power input in the first auxiliary source is connected to the power take-off in the second auxiliary source, exchange
The power take-off or the power take-off of pfc circuit entered, the first auxiliary source power take-off connection primary side processor circuit and
PFC samples the control signal output company of the power input of drive circuit, primary side processor circuit and PFC sampling drive circuits
It is connected to the control signal input of pfc circuit；
Wherein, pfc circuit is controlled by primary side processor circuit, and DC/DC circuits are controlled by secondary processor circuit；At secondary
Manage device circuit to communicate to connect with primary side processor circuit, secondary processor circuit monitors communication link by communication module and higher level
Connect, communication module enters row information upload and command reception.
The power input in the first auxiliary source by the power take-off in first switch device and the second auxiliary source, exchange input
The power take-off of power take-off or pfc circuit is connected, and first switch device receives the enabled letter of secondary processor circuit
Number switched.
The power input in the first auxiliary source is connected directly to the power take-off in the second auxiliary source, the power output of exchange input
End or the power take-off of pfc circuit, the enable signal input in the first auxiliary source are connected to pair by voltage transformation isolation circuit
Side processor circuit, for receiving the enable signal of the first auxiliary source switch of control.
Second switch device is provided between second auxiliary source and DC/DC sampling drive circuits, secondary processor circuit passes through
Enable signal controls the folding of second switch device.
Switching device is metal-oxide-semiconductor, transistor, relay or light-coupled isolation device.
The communication module is CAN communication, RS485 or ZigBee, and the primary side processor circuit and the secondary are handled
Processor in device circuit is DSP, single-chip microcomputer or ARM.
Compared with prior art, the utility model is at least had the advantages that, standby command is monitored when receiving higher level
Afterwards, secondary processor circuit and primary side processor circuit close DC/DC circuits and pfc circuit respectively, are then handled by secondary
Device circuit, which sends enable signal, makes the first auxiliary source be stopped, and primary side processor circuit and PFC sampling drive circuits do not produce
Power consumption, reduce the stand-by power consumption of charging module.
Further, secondary DSP circuit sends enable signal, disconnects second switch device, such DC/DC samplings driving
Circuit power supply disconnects, and does not produce power consumption, charging module stand-by power consumption further reduces；Implemented by the utility model, charge mould
Block stand-by power consumption has and reduced by a relatively large margin, while secondary DSP circuit and CAN communication etc. are still working on, and higher level's monitoring
Communication remains, meets the standby need of work of charging pile.
When charging module is standby, the utility model by increasing the switching device of simple low cost in control circuit, and
Each built-up circuit after fractionation is accordingly controlled, you can realizing reduces stand-by power consumption, therefore, with other reduction stand-by power consumptions
Scheme compare, required cost is low, and easily realize；In addition, when standby, the communication of charging module and higher level's monitoring module will not in
Disconnected, such higher level's monitoring module can continue to keep the status monitoring to charging module, and when charging module departs from standby shape
Meeting quick response during state, saves and starts the time.
Brief description of the drawings
Fig. 1 is the structural representation of the charging module of prior art；
Fig. 2 is the structural representation of the charging module first embodiment of the utility model low standby power loss；
Fig. 3 is the structural representation of the utility model second embodiment；
Fig. 4 is the structural representation of the utility model 3rd embodiment；
Fig. 5 is the structural representation of the utility model fourth embodiment.
Embodiment
The utility model is described in detail with reference to the accompanying drawings and detailed description.
In the utility model, exchange input forms main power circuit with pfc circuit, DC/DC circuits successively, and other are
Control circuit, the input and output in two auxiliary sources are power signal, the output connection in two auxiliary sources be modules power
Input, power supply is provided for modules.
First embodiment：As shown in Fig. 2 the input of charging module is alternating current, export to be adapted to electric powered motor electricity
The DC voltage in pond, monitored and be powered by CAN communication and higher level；Charging module includes pfc circuit, DC/DC circuits, primary side DSP
Circuit and PFC samplings drive circuit, secondary DSP circuit and DC/DC samplings driving, CAN communication circuit, the first auxiliary source and second are auxiliary
Source；
AC-input voltage is converted to high-voltage dc voltage after PFC (PFC) circuit, then by DC/DC
Circuit conversion is the VD that electric automobile power battery needs；
Second auxiliary source power input is from exchange input or pfc circuit output, is that direct current is defeated by isolated variable
Go out voltage, the first output end D series connection first switch devices supply to the first auxiliary source power supply, the second output end B to secondary DSP circuit
Electricity, the 3rd output end C connect second switch device to DC/DC samplings and drive circuitry, and the 4th output terminals A is to CAN communication
Circuit is powered, and wherein switching device can be metal-oxide-semiconductor or transistor or relay or light-coupled isolation device；
Connected between first auxiliary source power input and the power take-off D in the second auxiliary source first switch device, by every
The circuit power supply such as primary side DSP circuit and PFC sampling drivings is given from suitable VD is transformed to；
Pfc circuit is controlled by primary side DSP circuit, and DC/DC circuits are controlled by secondary DSP circuit, and secondary DSP circuit and original
Side DSP circuit communication connection, and secondary DSP circuit monitors connection by CAN communication circuit and higher level, enters row information and uploads and connect
Receive instruction；
After receiving higher level and monitoring standby command, secondary DSP circuit and primary side DSP circuit close respectively DC/DC circuits and
Pfc circuit, enable signal is then sent by secondary DSP circuit, disconnect first switch device, such first auxiliary source power is defeated
Enter end to disconnect with the second auxiliary source power output end, the first auxiliary source is stopped, and primary side DSP circuit and PFC samplings drive circuit are all
Power consumption is not produced, reduces the stand-by power consumption of charging module；
In preferred embodiment of the present utility model, the is additionally provided between the second auxiliary source and DC/DC sampling drive circuits
Two switching devices, secondary DSP circuit control the folding of second switch device by enable signal, and standby life is monitored when receiving higher level
After order, secondary DSP circuit sends enable signal, disconnects second switch device, and such DC/DC samplings driving power supply disconnects, no
Power consumption is produced, charging module stand-by power consumption further reduces；
By implementing the utility model, charging module stand-by power consumption has and reduced by a relatively large margin, at the same secondary DSP circuit and
CAN communication is still working on, and the communication of higher level's monitoring remains, meets the standby need of work of charging pile.
Second embodiment：As shown in figure 3, in the present embodiment, the power input in the first auxiliary source directly with the second auxiliary source
Power take-off D connections, and the enable signal of secondary DSP circuit passes through the first auxiliary source of voltage transformation isolation circuit connection and controlled
Chip enable port (the enable signal input in the i.e. first auxiliary source), voltage transformation isolation circuit can by optocoupler or relay every
Formed from electronic device；
After charging module, which receives higher level, monitors standby command, secondary DSP circuit sends enable signal, passes through voltage transformation
Isolation circuit changes the first auxiliary source control chip enable port voltage, i.e., controls the first auxiliary source by voltage transformation isolation circuit
Enable signal input port signal so that the first auxiliary source is closed, to reduce stand-by power consumption.
Preferably, secondary DSP circuit sends enable signal, disconnects second switch device, such DC/DC samplings driving etc.
Power supply disconnects, and does not produce power consumption, charging module stand-by power consumption further reduces；By this implementation, charging module stand-by power consumption has
Reduce by a relatively large margin, while secondary DSP circuit and CAN communication are still working on, and the communication of higher level's monitoring remains, it is full
The standby need of work of sufficient charging pile.
3rd embodiment：As shown in figure 4, in the present embodiment, the first auxiliary source power input series connection first switch device
Ac input power output end or pfc circuit power take-off are connected, wherein switching device is metal-oxide-semiconductor, transistor, relay
Or light-coupled isolation device；Secondary DSP circuit enable signal control first switch device turns on and off；
After charging module, which receives higher level, monitors standby command, secondary DSP circuit sends enable signal, makes first switch device
Part disconnects, and such first auxiliary source input disconnects with exchanging input or pfc circuit output, and the first auxiliary source is stopped, primary side
DSP circuit and PFC sampling drive circuits do not produce power consumption, reduce the stand-by power consumption of charging module；
Preferably, secondary DSP circuit sends enable signal, disconnects second switch device, and such DC/DC samplings driving supplies
It is electrically disconnected, power consumption is not produced, charging module stand-by power consumption further reduces；By this implementation, charging module stand-by power consumption have compared with
It is greatly lowered, while secondary DSP circuit and CAN communication etc. are still working on, and the communication of higher level's monitoring remains, it is full
The standby need of work of sufficient charging pile.
Fourth embodiment：As shown in figure 5, in the present embodiment, it is defeated that the first auxiliary source power input is directly connected to exchange
Enter power take-off or pfc circuit power take-off, the enable signal of secondary DSP circuit is connected by voltage transformation isolation circuit
Connect the first auxiliary source control chip enable port, voltage transformation isolation circuit by optocoupler or relay group into；
After charging module, which receives higher level, monitors standby command, secondary DSP circuit sends enable signal, passes through voltage transformation
Isolation circuit changes the first auxiliary source control chip enable port voltage, so that the first auxiliary source is closed, to reduce stand-by power consumption；
Meanwhile secondary DSP circuit sends enable signal, disconnect second switch device, such DC/DC samplings driving etc. supplies
It is electrically disconnected, power consumption is not produced, charging module stand-by power consumption further reduces；By this implementation, charging module stand-by power consumption have compared with
It is greatly lowered, while secondary DSP circuit and CAN communication etc. are still working on, and the communication of higher level's monitoring remains, it is full
The standby need of work of sufficient charging pile.
It should be noted that in other embodiment of the present utility model, CAN communication can also be the logical of other modes
Letter, such as RS485 or ZigBee, primary side DSP circuit and secondary DSP circuit can also use single-chip microcomputer or ARM.
Claims (6)
1. a kind of charging module of low standby power loss, it is characterised in that pfc circuit and DC/DC circuits are passed through in exchange input successively
Direct current output is generated, the power input in the second auxiliary source is connected to the power take-off of exchange input or pfc circuit, the second auxiliary source
Power take-off be respectively connecting to secondary processor circuit, DC/DC sampling drive circuit and communication module power input,
Communication module is monitored with higher level and communicated to connect；
Also include the first auxiliary source, the power input in the first auxiliary source is connected to the power take-off in the second auxiliary source, exchanges input
The power take-off of power take-off or pfc circuit, the power take-off connection primary side processor circuit and PFC in the first auxiliary source are adopted
The control signal output of the power input of sample drive circuit, primary side processor circuit and PFC sampling drive circuits is connected to
The control signal input of pfc circuit；
Wherein, pfc circuit is controlled by primary side processor circuit, and DC/DC circuits are controlled by secondary processor circuit；Secondary processor
Circuit communicates to connect with primary side processor circuit, and secondary processor circuit monitors communication connection by communication module and higher level, leads to
Letter module enters row information upload and command reception.
2. the charging module of a kind of low standby power loss according to claim 1, it is characterised in that the power in the first auxiliary source is defeated
Enter the work(that end passes through the power take-off of first switch device and the second auxiliary source, the power take-off for exchanging input or pfc circuit
Rate output end is connected, and the enable signal of first switch device reception secondary processor circuit is switched.
3. the charging module of a kind of low standby power loss according to claim 1, it is characterised in that the power in the first auxiliary source is defeated
Enter the power take-off that end is connected directly to the power take-off in the second auxiliary source, the power take-off of exchange input or pfc circuit,
The enable signal input in the first auxiliary source is connected to secondary processor circuit by voltage transformation isolation circuit, is controlled for receiving
The enable signal of first auxiliary source switch.
A kind of 4. charging module of low standby power loss according to claim any one of 1-3, it is characterised in that the second auxiliary source
Second switch device is provided between sampling drive circuit with DC/DC, secondary processor circuit controls second by enable signal
The folding of switching device.
A kind of 5. charging module of low standby power loss according to claim any one of 1-3, it is characterised in that switching device
For metal-oxide-semiconductor, transistor, relay or light-coupled isolation device.
A kind of 6. charging module of low standby power loss according to claim any one of 1-3, it is characterised in that the communication
Module is CAN communication, RS485 or ZigBee, the processor in the primary side processor circuit and the secondary processor circuit
For DSP, single-chip microcomputer or ARM.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720473468.1U CN207074880U (en) | 2017-04-28 | 2017-04-28 | A kind of charging module of low standby power loss |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720473468.1U CN207074880U (en) | 2017-04-28 | 2017-04-28 | A kind of charging module of low standby power loss |
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| Publication Number | Publication Date |
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| CN207074880U true CN207074880U (en) | 2018-03-06 |
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| CN201720473468.1U Active CN207074880U (en) | 2017-04-28 | 2017-04-28 | A kind of charging module of low standby power loss |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106921206A (en) * | 2017-04-28 | 2017-07-04 | 西安特锐德智能充电科技有限公司 | The charging module and its control method of a kind of low standby power loss |
| WO2020103095A1 (en) * | 2018-11-22 | 2020-05-28 | 深圳市大疆创新科技有限公司 | Charge control method, charger and storage medium |
-
2017
- 2017-04-28 CN CN201720473468.1U patent/CN207074880U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106921206A (en) * | 2017-04-28 | 2017-07-04 | 西安特锐德智能充电科技有限公司 | The charging module and its control method of a kind of low standby power loss |
| CN106921206B (en) * | 2017-04-28 | 2024-03-01 | 西安特来电智能充电科技有限公司 | Charging module with low standby power consumption and control method thereof |
| WO2020103095A1 (en) * | 2018-11-22 | 2020-05-28 | 深圳市大疆创新科技有限公司 | Charge control method, charger and storage medium |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Xi'an teride lingchong New Energy Technology Co.,Ltd. Assignor: Xi'an TGOOD Intelligent Charging Technology Co.,Ltd. Contract record no.: X2020370010026 Denomination of utility model: A charging module with low standby power consumption Granted publication date: 20180306 License type: Common License Record date: 20201130 |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 710065 R&D Building 101, 102-2, Building C, No. 211 Tiangu Eighth Road, Xi'an High-tech Zone, Shaanxi Province Patentee after: Xi'an Telai Intelligent Charging Technology Co.,Ltd. Address before: 710065 R&D Building 101, 102-2, Building C, No. 211 Tiangu Eighth Road, Xi'an High-tech Zone, Shaanxi Province Patentee before: XI'AN TGOOD INTELLIGENT CHARGING TECHNOLOGY Co.,Ltd. |