CN215221824U - Intelligent distribution network power module - Google Patents
Intelligent distribution network power module Download PDFInfo
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- CN215221824U CN215221824U CN202120140556.6U CN202120140556U CN215221824U CN 215221824 U CN215221824 U CN 215221824U CN 202120140556 U CN202120140556 U CN 202120140556U CN 215221824 U CN215221824 U CN 215221824U
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- 230000002457 bidirectional effect Effects 0.000 claims abstract description 20
- 238000004891 communication Methods 0.000 claims abstract description 6
- 238000005070 sampling Methods 0.000 claims abstract description 4
- 238000007599 discharging Methods 0.000 abstract description 5
- 238000007405 data analysis Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 238000007726 management method Methods 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
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Abstract
An intelligent distribution network power supply module comprises an anti-surge protection module, an input EMI module, an AC/DC module, a bidirectional DC/DC converter, an output bus, a DSP control system and a working power supply DC/DC module; one end of the anti-surge protection module is connected with a three-phase alternating current 220V, the other end of the anti-surge protection module is sequentially connected with an input EMI module, an AC/DC module and one end of an output bus, one end of the bidirectional DC/DC converter is connected with a 12V battery, the other end of the bidirectional DC/DC converter is connected with one end of the output bus, and the other end of the output bus is connected with a 48V operating power supply; one end of the DSP control system is connected with the battery temperature sampling module, the other end of the DSP control system is in communication connection with 485, and the DSP control system is indirectly connected in parallel after being boosted by a single battery. The system has the advantages that the battery management is carried out on the single batteries, the plurality of single batteries are indirectly connected in parallel, the power supply reliability of the power supply is improved, the DSP is used for uniformly managing the whole power supply system, and the functions of battery charging and discharging switching, online capacity checking, data analysis, communication and the like are realized.
Description
Technical Field
The utility model relates to a distribution network technology field specifically is a net power module is joined in marriage to intelligence.
Background
In the conventional network power supply, as shown in fig. 1, an AC input charges a battery pack through an AC/DC converter, and simultaneously supplies power to an operating mechanism and a working power supply. When the alternating current is lost, the battery is used as a backup power supply to provide energy for the operating mechanism and the working power supply.
It has the following disadvantages:
a. the battery packs are connected in series, and due to the difference of the single batteries, the charging voltages obtained on the single batteries are inconsistent, so that partial batteries are overcharged and damaged. The battery life is short.
b. The single battery fails, and the whole battery pack fails.
c. Only one group of backup batteries is provided, and the reliability is not high.
d. The battery management can not be carried out on a single battery, the monitoring on the battery is not enough, the health condition of the battery can not be accurately judged, and the early warning can be timely carried out.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
To the not enough of prior art, the utility model provides a net power module is joined in marriage to intelligence and management method.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: an intelligent distribution network power supply module comprises an anti-surge protection module, an input EMI module, an AC/DC module, a bidirectional DC/DC converter, an output bus, a DSP control system and a working power supply DC/DC module;
one end of the anti-surge protection module is connected with a three-phase alternating current 220V, the other end of the anti-surge protection module is sequentially connected with an input EMI module, an AC/DC module and one end of an output bus, one end of the bidirectional DC/DC converter is connected with a 12V battery, the other end of the bidirectional DC/DC converter is connected with one end of the output bus, and the other end of the output bus is connected with a 48V operating power supply;
one end of the DSP control system is connected with the battery temperature sampling module, the other end of the DSP control system is in communication connection with 485, the control power supply is further connected with the bidirectional DC/DC converter, the AC/DC module and the core capacity load, one end of the working power supply DC/DC is connected with the DSP control system, the other end of the working power supply DC/DC is connected with the 24V working power supply, and the core capacity load is connected with the working power supply DC/DC.
The utility model discloses the improvement has, two-way DC/DC converter is a plurality of, connects a plurality of 12V batteries respectively.
(III) advantageous effects
Compared with the prior art, the utility model provides a net power module is joined in marriage to intelligence and management method possesses following beneficial effect:
the intelligent distribution network power supply module with the novel structure is indirectly connected in parallel after being boosted by a single battery. The single battery is subjected to battery management, a plurality of single batteries are indirectly connected in parallel, the reliability of power supply is improved, the whole power supply system is uniformly managed through the DSP, the functions of battery charging and discharging switching, online capacity checking, data analysis, communication and the like are realized, the case can be short-circuited due to battery leakage, and the normal work of a bus cannot be influenced due to the leakage.
Drawings
Fig. 1 is a schematic structural diagram of a conventional power distribution network;
FIG. 2 is a schematic diagram of a power module of the present invention;
FIG. 3 is a block diagram when AC powered;
FIG. 4 is a block diagram of when AC is lost;
fig. 5 is a block diagram when the battery is in a capacity state.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the utility model discloses an intelligent distribution network power module, which comprises an anti-surge protection module, an input EMI module, an AC/DC module, a bidirectional DC/DC converter, an output bus, a DSP control system and a working power supply DC/DC module;
one end of the anti-surge protection module is connected with a three-phase alternating current 220V, the other end of the anti-surge protection module is sequentially connected with an input EMI module, an AC/DC module and one end of an output bus, one end of the bidirectional DC/DC converter is connected with a 12V battery, the other end of the bidirectional DC/DC converter is connected with one end of the output bus, and the other end of the output bus is connected with a 48V operating power supply;
one end of the DSP control system is connected with the battery temperature sampling module, the other end of the DSP control system is in communication connection with 485, the control power supply is further connected with the bidirectional DC/DC converter, the AC/DC module and the core capacity load, one end of the working power supply DC/DC is connected with the DSP control system, the other end of the working power supply DC/DC is connected with the 24V working power supply, and the core capacity load is connected with the working power supply DC/DC.
And the DSP control system monitors the voltage, the current and the temperature of the battery at any time and adjusts a charging strategy according to the temperature. When the intelligent distribution network power module with the novel structure is used, the intelligent distribution network power module comprises the following states:
(1) when ac powered, the energy is as shown in fig. 3, with the arrows indicating the direction of energy flow. The operating mechanism and the working power supply are supplied with power through the AC/DC converter, energy is provided for the bidirectional DC/DC converter to charge the battery, and floating charging is kept after the battery is fully charged.
(2) When the alternating current loses power, the energy is shown in figure 4, the AC/DC converter stops working, the bidirectional DC/DC converter is seamlessly switched into a battery discharge state, and the DC/DC converter continues to supply power to the operating mechanism and the working power supply.
(3) When receiving a battery capacity checking command, the power module is as shown in fig. 5, wherein one of the bidirectional DC/DC converters is adjusted from a charging state to a discharging state, the discharging current of the battery is maintained at 0.1C by adjusting the output voltage, and the capacity checking is completed when the discharging termination voltage of the battery is reached. The converter is regulated to a charging state. And when the battery capacity does not meet the requirement of the backup time, alarming to inform a background to replace the battery.
(4) The leakage of the battery can cause the short circuit of the shell, and the leakage does not influence the normal work of the bus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (2)
1. An intelligent distribution network power supply module is characterized by comprising an anti-surge protection module, an input EMI module, an AC/DC module, a bidirectional DC/DC converter, an output bus, a DSP control system and a working power supply DC/DC module;
one end of the anti-surge protection module is connected with a three-phase alternating current 220V, the other end of the anti-surge protection module is sequentially connected with an input EMI module, an AC/DC module and one end of an output bus, one end of the bidirectional DC/DC converter is connected with a 12V battery, the other end of the bidirectional DC/DC converter is connected with one end of the output bus, and the other end of the output bus is connected with a 48V operating power supply;
one end of the DSP control system is connected with the battery temperature sampling module, the other end of the DSP control system is in communication connection with 485, the control power supply is further connected with the bidirectional DC/DC converter, the AC/DC module and the core capacity load, one end of the working power supply DC/DC is connected with the DSP control system, the other end of the working power supply DC/DC is connected with the 24V working power supply, and the core capacity load is connected with the working power supply DC/DC.
2. The intelligent distribution network power supply module of claim 1, wherein the number of bidirectional DC/DC converters is multiple, and the bidirectional DC/DC converters are respectively connected with multiple 12V batteries.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120140556.6U CN215221824U (en) | 2021-01-19 | 2021-01-19 | Intelligent distribution network power module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120140556.6U CN215221824U (en) | 2021-01-19 | 2021-01-19 | Intelligent distribution network power module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215221824U true CN215221824U (en) | 2021-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120140556.6U Active CN215221824U (en) | 2021-01-19 | 2021-01-19 | Intelligent distribution network power module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215221824U (en) |
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2021
- 2021-01-19 CN CN202120140556.6U patent/CN215221824U/en active Active
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Effective date of registration: 20240609 Address after: 516 / F, Liuxian Industrial Park, Hongan District, Shenzhen City, Guangdong Province Patentee after: SHENZHEN TIEON ENERGY TECHNOLOGY Co.,Ltd. Country or region after: China Patentee after: Shenzhen Teda Technology Energy Co.,Ltd. Address before: 516 / F, Liuxian Industrial Park, Hongan District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN TIEON ENERGY TECHNOLOGY Co.,Ltd. Country or region before: China |