CN210350846U - Hybrid power supply device and distribution automation terminal - Google Patents
Hybrid power supply device and distribution automation terminal Download PDFInfo
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- CN210350846U CN210350846U CN201921745867.4U CN201921745867U CN210350846U CN 210350846 U CN210350846 U CN 210350846U CN 201921745867 U CN201921745867 U CN 201921745867U CN 210350846 U CN210350846 U CN 210350846U
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- power supply
- electrically connected
- supply interface
- rechargeable battery
- distribution automation
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- 230000006698 induction Effects 0.000 claims abstract description 8
- 230000005540 biological transmission Effects 0.000 claims abstract description 5
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- 230000003287 optical effect Effects 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 229910000746 Structural steel Inorganic materials 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 230000007547 defect Effects 0.000 abstract description 5
- 230000000087 stabilizing effect Effects 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000011664 signaling Effects 0.000 description 3
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- 238000012544 monitoring process Methods 0.000 description 2
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- 238000009434 installation Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
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Abstract
The utility model relates to a power equipment technical field specifically discloses a hybrid power supply unit and distribution automation terminal, and hybrid power supply unit is used for the power supply with electric appliance at distribution automation terminal, and it includes: the solar power supply assembly comprises a solar panel for converting light energy into electric energy, and is provided with a first light energy power supply interface and a second light energy power supply interface for being electrically connected with an electrical appliance; the current transformer is used for being sleeved on the outer side of the power transmission wire and generating corresponding induced current, and is provided with a first induced power supply interface and a second induced power supply interface used for being electrically connected with an electrical appliance; the rechargeable battery, the first light energy power supply interface and the first induction power supply interface are electrically connected with the rechargeable battery, and the rechargeable battery is used for being electrically connected with the electrical appliance. The utility model provides a hybrid power supply unit and distribution automation terminal can overcome solar energy type power supply unit and can't provide the defect of stabilizing the electric energy when light is not enough.
Description
Technical Field
The utility model relates to a power equipment technical field especially relates to a hybrid power supply unit and distribution automation terminal.
Background
A distribution automation terminal (Remote terminal of distribution automation) is a general name of various Remote monitoring and control units installed on a medium-voltage distribution network, and mainly comprises a feeder terminal, a station terminal, a distribution transformer terminal and the like. Wherein:
feeder terminal unit-FTU: the power distribution terminal is arranged on the column and the like of a power distribution network feeder line loop and has the functions of remote signaling, remote measurement, remote control and the like;
station terminal (Distribution terminal unit-DTU): the distribution terminal is arranged at a switching station, a distribution room, a ring main unit, a box-type substation and the like of a distribution network feeder line loop and has the functions of remote signaling, remote measurement, remote control and the like;
station terminal (Distribution terminal unit-DTU): the distribution terminal is arranged at a switch station, a distribution room, a ring main unit, a box type transformer substation and the like of a distribution network feeder line loop and has the functions of remote signaling, remote measurement, remote control and the like.
With the continuous development of distribution automation, the number of outdoor distribution automation terminals is continuously increasing, and most of equipment installation positions are far away, and the working environment is severe. The distribution network automation system is required to perform real-time monitoring and fault identification on a primary line of a distribution network and take corresponding measures when a power system is in a normal operation and fault state, so that the distribution network automation system is often required to realize the functions by a distribution automation terminal having a control processing function and a communication function of communicating with the outside. For the distribution automation terminals of these cores, the power supply device not only needs to maintain its own power consumption, but also needs to supply power to the communication module, the control loop, and the like, and once the power supply device is short of power supply, the stability of the power supply system is affected, which results in serious consequences.
Most of current power supply devices are solar devices, are limited by weather and have poor power supply stability. Therefore, it is necessary to improve the existing power supply device to provide a stable and reliable power supply device for the distribution network automation terminal so as to ensure the stability of the distribution network automation terminal in operation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hybrid power supply unit and distribution automation terminal can overcome the defect that solar energy formula power supply unit can't provide stable electric energy when light is not enough, realizes the uninterrupted power supply of distribution automation terminal all day.
For reaching above purpose, on the one hand, the utility model provides a hybrid power supply unit for distribution automation terminal with electrical apparatus power supply, it includes:
the solar power supply assembly comprises a solar panel for converting light energy into electric energy, and is provided with a first light energy power supply interface and a second light energy power supply interface for being electrically connected with the electrical appliance;
the current transformer is used for being sleeved on the outer side of the power transmission wire and generating corresponding induced current, and is provided with a first inductive power supply interface and a second inductive power supply interface which is used for being electrically connected with the electrical appliance;
the first light energy power supply interface and the first induction power supply interface are electrically connected with the rechargeable battery, and the rechargeable battery is used for being electrically connected with the electrical appliance.
Preferably, the hybrid power supply device further includes:
and the first light energy power supply interface and the first induction power supply interface are electrically connected with the rechargeable battery through the charge and discharge management circuit.
Preferably, the charge and discharge management circuit includes a current limiter, and the first optical power supply interface and the first inductive power supply interface are both electrically connected to the rechargeable battery through the current limiter.
Preferably, the solar power supply assembly further comprises a bracket, wherein the bracket is fixed on the back surface of the solar panel and used for fixing the solar panel on an angle steel of an iron tower.
On the other hand, the utility model provides a distribution automation terminal, including any kind of above-mentioned hybrid power supply unit, still include with the hybrid power supply unit electricity is connected the consumer.
Preferably, the electrical appliance includes a processor electrically connected to the second optical energy power supply interface, the second inductive power supply interface, and the rechargeable battery, and a communication module electrically connected to the processor.
The beneficial effects of the utility model reside in that: the utility model provides a hybrid power supply device and distribution automation terminal, adopts the mode that solar energy power supply and response power supply combined together to continue to provide the electric energy for the interior electrical apparatus of distribution automation terminal. When the light is sufficient or the induced current is large, the electric energy provided by the hybrid power supply device is large and exceeds the power consumption requirements of electric devices such as a processor, a communication module and the like in the distribution automation terminal, and the redundant electric energy can be used for charging the rechargeable battery; when light is not enough or induced current is less, the electric energy that hybrid power supply unit can provide is less, can't satisfy the power consumption demand of electrical part, but rechargeable battery turns into the discharge state by the charged state, for providing stable electric energy with electrical part, thereby overcome the defect that solar energy power supply subassembly can't provide stable electric energy when light is not enough, guarantee all-weather can both provide stable electric energy for electrical part in the distribution automation terminal, greatly improve the stability of distribution network automation terminal work.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.
Fig. 1 is a block diagram of a power distribution automation terminal according to an embodiment;
fig. 2 is a schematic structural diagram of a solar power supply assembly according to an embodiment;
fig. 3 is a schematic structural diagram of the current transformer according to the embodiment.
In the figure:
1. a solar panel; 2. a support; 3. a current transformer; 4. a rechargeable battery; 5. a power transmission conductor; 6. a flow restrictor.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the embodiments of the present invention are clearly and completely described with reference to the drawings in the embodiments of the present invention, and obviously, the embodiments described below 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 efforts belong to the protection scope of the present invention.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Referring to fig. 1, the present embodiment provides a distribution automation terminal including a hybrid power supply device and a power consuming device electrically connected to the hybrid power supply device.
Referring to fig. 2 to 3, the hybrid power supply device is used for supplying power to electrical devices of the distribution automation terminal, and includes a solar power supply assembly, a current transformer 3 and a rechargeable battery 4.
The solar power supply assembly comprises a solar cell panel 1 for converting light energy into electric energy, and the solar cell panel is provided with a first light energy power supply interface and a second light energy power supply interface for being electrically connected with the electric appliance. The current transformer 3 is used for being sleeved on the outer side of the power transmission wire 5 and generating corresponding induced current, and is provided with a first induced power supply interface and a second induced power supply interface which is used for being electrically connected with the electrical appliance. The first light energy power supply interface and the first induction power supply interface are both electrically connected with the rechargeable battery 4, and the rechargeable battery 4 is used for being electrically connected with the electrical appliance.
The hybrid power supply device that this embodiment provided adopts the mode that solar energy power supply and response power supply combined together to continue to provide the electric energy for the electrical apparatus in the distribution automation terminal. When the light is sufficient or the induced current is large, the electric energy provided by the hybrid power supply device is large and exceeds the power consumption requirements of electric devices such as a processor, a communication module and the like in the distribution automation terminal, and the rechargeable battery 4 can be charged by the redundant electric energy; when light is not enough or induced current is less, the electric energy that hybrid power supply unit can provide is less, can't satisfy the power consumption demand of electrical part, chargeable call 4 turns into the discharge state by the charged state, for providing stable electric energy with electrical part, thereby overcome the defect that solar energy power supply subassembly can't provide stable electric energy when light is not enough, guarantee all-weather can both provide stable electric energy for electrical part in the distribution automation terminal, greatly improve the stability of distribution network automation terminal work.
The hybrid power supply device further comprises a charging and discharging management circuit, and the first optical energy power supply interface and the first induction power supply interface are electrically connected with the rechargeable battery 4 through the charging and discharging management circuit. It will be appreciated that the charge and discharge management circuit is arranged to effect switching of the rechargeable battery 4 between the charging mode and the discharging mode in accordance with predefined parameters, thereby ensuring stability of the power supply.
In this embodiment, the electrical appliance includes a processor electrically connected to the second optical energy power supply interface and the second inductive power supply interface, and a communication module electrically connected to the processor. Further, the processor is respectively electrically connected with the second light energy power supply interface and the second induction power supply interface through the information storage module, so that electricity can be directly taken from the solar cell panel 1 and the current transformer 3. The processor is directly and electrically connected with the charge and discharge management circuit, so that electricity can be taken from the rechargeable battery 4.
The communication module is configured to communicate with the system master station, and acquire an operation instruction such as an opening/closing instruction sent by the system master station.
The charge and discharge management circuit comprises a current limiter 6, and the first optical energy power supply interface and the first inductive power supply interface are both electrically connected with the rechargeable battery 4 through the current limiter 6. It will be appreciated that the current limiter 6 prevents overcharging of the rechargeable battery 4 and protects the rechargeable battery 4.
Referring to fig. 2, the solar power supply assembly further includes a bracket 2, and the bracket 2 is fixed to the back surface of the solar panel 1 and is used for fixing the solar panel 1 to an angle iron of an iron tower. Preferably, the bracket 2 is provided with bolt holes, and the bracket 2 can be fixed on the angle steel through fixing bolts. Of course, a U-shaped clip may be provided on the bracket 2, and the bracket 2 may be fixed to the angle iron by the U-shaped clip. Or, the bracket 2 is directly welded on the angle steel.
The utility model provides a mixed power supply unit and distribution automation terminal can overcome solar energy type power supply unit and can't provide the defect of stabilizing the electric energy when light is not enough, realizes the uninterrupted power supply of distribution automation terminal all day.
The foregoing description of the embodiments has been presented for the purposes of illustration and description. It is not intended to be exhaustive or to limit the disclosure. Individual elements or features of a particular embodiment are generally not limited to that particular embodiment, but, where applicable, are interchangeable and can be used in a selected embodiment, even if not specifically shown or described. The same elements or features may also vary in many respects. Such variations are not to be regarded as a departure from the disclosure, and all such modifications are intended to be included within the scope of the disclosure.
Claims (6)
1. A hybrid power supply device for supplying power to electrical equipment of a distribution automation terminal, comprising:
the solar power supply assembly comprises a solar panel for converting light energy into electric energy, and is provided with a first light energy power supply interface and a second light energy power supply interface for being electrically connected with the electrical appliance;
the current transformer is used for being sleeved on the outer side of the power transmission wire and generating corresponding induced current, and is provided with a first inductive power supply interface and a second inductive power supply interface which is used for being electrically connected with the electrical appliance;
the first light energy power supply interface and the first induction power supply interface are electrically connected with the rechargeable battery, and the rechargeable battery is used for being electrically connected with the electrical appliance.
2. The hybrid power supply device according to claim 1, further comprising:
and the first light energy power supply interface and the first induction power supply interface are electrically connected with the rechargeable battery through the charge and discharge management circuit.
3. The hybrid power supply unit of claim 2 wherein the charge and discharge management circuit includes a current limiter, and wherein the first optical power supply interface and the first inductive power supply interface are both electrically connected to the rechargeable battery through the current limiter.
4. The hybrid power supply unit according to claim 1, wherein the solar power supply module further comprises a bracket fixed to a back surface of the solar panel for fixing the solar panel to an angle iron of an iron tower.
5. A distribution automation terminal comprising the hybrid power supply device according to any one of claims 1 to 4, characterized by further comprising the power consuming device electrically connected to the hybrid power supply device.
6. The distribution automation terminal of claim 5 wherein the powered device comprises a processor electrically connected to the second optical energy supply interface, the second inductive power supply interface, and the rechargeable battery, respectively, and a communication module electrically connected to the processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921745867.4U CN210350846U (en) | 2019-10-17 | 2019-10-17 | Hybrid power supply device and distribution automation terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921745867.4U CN210350846U (en) | 2019-10-17 | 2019-10-17 | Hybrid power supply device and distribution automation terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210350846U true CN210350846U (en) | 2020-04-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921745867.4U Active CN210350846U (en) | 2019-10-17 | 2019-10-17 | Hybrid power supply device and distribution automation terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210350846U (en) |
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2019
- 2019-10-17 CN CN201921745867.4U patent/CN210350846U/en active Active
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