CN205846719U - A kind of d. c. remote electric power system - Google Patents
A kind of d. c. remote electric power system Download PDFInfo
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- CN205846719U CN205846719U CN201620846907.4U CN201620846907U CN205846719U CN 205846719 U CN205846719 U CN 205846719U CN 201620846907 U CN201620846907 U CN 201620846907U CN 205846719 U CN205846719 U CN 205846719U
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- 230000005540 biological transmission Effects 0.000 claims abstract description 34
- 238000004891 communication Methods 0.000 claims description 19
- 230000005611 electricity Effects 0.000 claims description 19
- 238000012544 monitoring process Methods 0.000 claims description 17
- 239000003054 catalyst Substances 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
- Y02P80/14—District level solutions, i.e. local energy networks
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- Selective Calling Equipment (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
This utility model provides a kind of d. c. remote electric power system, comprise local side power supply unit and Remote feeding unit, local side power supply unit comprises the AC being sequentially connected and turns DC direct current supply module, DC/DC high pressure modular converter and local side Power entry module, and the output voltage of DC/DC high pressure modular converter is between 400V 600V；Described Remote feeding unit Power entry module and some voltage output module；The power transmission cable that enters through of far-end Power entry module is connected with the output of local side Power entry module, and voltage output module for being directly connected to power supply to terminal electric loading；The beneficial effects of the utility model are: decrease the power consumption on power transmission cable, improve power transmission efficiency, and need not more new route, it is simple to promote.
Description
Technical field
This utility model relates to network communication field, is specifically related to a kind of d. c. remote electric power system.
Background technology
Communication equipment and the monitoring device of communication base station commonly use direct current supply, owing to power load is the highest, at present
The basic DC sources using-48V carry out Remote feeding more be transformed to the voltage of about 200V-300V by DC/DC after, but this
The remote power feeding system of sample has the disadvantage in that
1, the power transmission efficiency that transmission low voltage causes is the highest, creates higher power consumption on power transmission line；
2, lack, at far-end, the function that distributed in demand is powered, and the supply module of far-end itself causes certain electric energy wave
Take；
3 is low with existing equipment compatibility, and upgrade cost is higher.
It is therefore desirable to design a kind of new d. c. remote electric power system.
Utility model content
For the deficiency in the presence of prior art, this utility model provides a kind of d. c. remote electric power system, its mesh
Be improve power transmission efficiency, and realize the automatic distributed in demand of far-end and power.
For achieving the above object, this utility model have employed following technical scheme:
A kind of d. c. remote electric power system, comprises local side power supply unit and Remote feeding unit, and local side power supply unit comprises
The AC being sequentially connected turns DC direct current supply module, DC/DC high pressure modular converter and local side Power entry module, DC/DC high pressure modulus of conversion
The output voltage of block is between 400V-600V；Described Remote feeding unit comprises far-end Power entry module and exports mould with some voltages
Block；The power transmission cable that enters through of far-end Power entry module is connected with the output of local side Power entry module, the output of far-end Power entry module
And it being connected to some voltage output module, voltage output module for being directly connected to power supply to terminal electric loading.
Further, described far-end Power entry module include control module, communication module, some controllable switch module with
And the output current monitoring module corresponding with controllable switch module quantity；Output current monitoring module is opened by controlled for monitoring
Close the output size of current of module；The output of output current monitoring module is connected with the input of control module, control module defeated
Going out the control end with some controllable switch module to be connected, described communication module is connected with control module communication.
Further, described communication module comprises GPRS module, 3G module or 4G module.
Further, described controllable switch module comprises catalyst.
Further, described local side Power entry module comprises chopper.
Transmission voltage is brought up to 400V-600V to reduce transmission of electricity electricity by DC/DC high pressure modular converter by this utility model
Stream, thus reduce the power consumption on power transmission cable, and reduce the sectional area of wire demand of power transmission cable；In actual applications,
The transmission voltage of 400V-600V can make full use of the power transmission cable of existing pressure grade；If providing the higher transmission voltage need to
Will the power transmission cable of the highest pressure grade and associated safety protective measure, the cost that large area changes cable is the highest, unfavorable
In Technique Popularizing；When far-end needs to switch over different voltage output module due to electricity consumption cycle or need for electricity, can
Remotely send instruction, communication module after receiving, transmission instruction is to control module, and controls controllable switch module action, thus real
Existing far-end electricity consumption distributed in demand, reduces waste of energy；On the other hand, after control platform sends instruction, current monitoring mould is exported
Size of current value through controllable switch module is passed back by block by control module and communication module, can be with so that control platform
Time grasp and monitoring electric power system power load, using the foundation dispatched as accurate electricity consumption, meanwhile, also be beneficial at disaster environment
In grasp in time the destruction situation of electric power system.
Compared to prior art, this utility model has the advantages that
(1), make full use of existence conditions so that the installation of electric power system is very convenient, it is simple to promote；
, the power consumption decreased on power transmission cable, improve power transmission efficiency；
(3), realize far-end electricity consumption distributed in demand, reduce waste of energy；
(4), realize the wireless monitor to Remote feeding unit ruuning situation.
Accompanying drawing explanation
Fig. 1 is theory diagram of the present utility model.
Fig. 2 is single gate-controlled switch control module and the connection diagram of output current monitoring module in embodiment.
Detailed description of the invention
Below in conjunction with the accompanying drawings and the technical scheme in this utility model is further illustrated by embodiment.
A kind of d. c. remote electric power system, as it is shown in figure 1, comprise local side power supply unit and Remote feeding unit, local side supplies
Electric unit comprises the AC being sequentially connected and turns DC direct current supply module, DC/DC high pressure modular converter and local side Power entry module, DC/DC
The output voltage of high pressure modular converter is between 400V-600V；Preferably, DC/DC high pressure modular converter is chosen civil power and is turned 580V
Voltage transformation module, its objective is to remain with certain amount of redundancy, to guarantee while the highest raising transmission voltage
The safety power transmission of existing pressure grade power transmission cable；It is that civil power turns-48V low-voltage DC that described AC turns DC direct current supply module
Fundamental power supply；Local side Power entry module includes chopper；Described Remote feeding unit comprises the far-end distribution mould being sequentially connected
Block and some voltage output module；The power module selecting 530V-600V to turn 12V, 24V, 36V, 48V or 280V as required is made
For voltage output module；The power transmission cable that enters through of far-end Power entry module is connected with the output of local side Power entry module, and far-end is joined
The output of electricity module and the input of some voltage output module also connect, and voltage output module is used for carrying out terminal electric loading directly
Connect power supply in succession；It should be noted that terminal electric loading self can include power management module or power module；For protecting
Uninterrupted power supply in card a period of time, at local side power supply unit, also comprises set of cells as standby electricity module, standby electricity module defeated
Going out voltage, turn the output voltage of DC direct current supply module with AC identical, and the output of set of cells turns DC direct current supply module with AC
Output-parallel connects.
Described far-end Power entry module includes control module, communication module, some controllable switch module and with controlled
The output current monitoring module that switch module quantity is corresponding；Output current monitoring module includes current sensor, is used for monitoring
By the output size of current of controllable switch module；As in figure 2 it is shown, export the output of current monitoring module and the defeated of control module
Entering connected, the output of control module is connected with the control end of controllable switch module, the input of controllable switch module and power transmission cable
Being connected, the output of controllable switch module is connected with voltage output module；Described communication module is connected with control module communication.
Described communication module comprises GPRS module, 3G module or 4G module.
Described controllable switch module comprises catalyst.
Transmission voltage is brought up to 400V-600V to reduce transmission of electricity electricity by DC/DC high pressure modular converter by this utility model
Stream, thus reduce the power consumption on power transmission cable, and reduce the sectional area of wire demand of power transmission cable；In actual applications,
The transmission voltage of 400V-600V can make full use of the power transmission cable of existing pressure grade；If providing the higher transmission voltage need to
Will the power transmission cable of the highest pressure grade and associated safety protective measure, the cost that large area changes cable is the highest, unfavorable
In Technique Popularizing；When far-end needs to switch over different voltage output module due to electricity consumption cycle or need for electricity, can
Remotely send instruction, communication module after receiving, transmission instruction is to control module, and controls controllable switch module action, thus real
Existing far-end electricity consumption distributed in demand, reduces waste of energy；On the other hand, after control platform sends instruction, current monitoring mould is exported
Size of current value through controllable switch module is passed back by block by control module and communication module, can be with so that control platform
Time grasp and monitoring electric power system power load, using the foundation dispatched as accurate electricity consumption, meanwhile, also be beneficial at disaster environment
In grasp in time the destruction situation of electric power system.
Finally illustrating, above example is only in order to illustrate the technical solution of the utility model and unrestricted, although ginseng
According to preferred embodiment, this utility model is described in detail, it will be understood by those within the art that, can be to this
The technical scheme of utility model is modified or equivalent, without deviating from objective and the model of technical solutions of the utility model
Enclosing, it all should be contained in the middle of right of the present utility model.
Claims (5)
1. a d. c. remote electric power system, comprises local side power supply unit and Remote feeding unit, it is characterised in that: local side is powered
Unit comprises the AC being sequentially connected and turns DC direct current supply module, DC/DC high pressure modular converter and local side Power entry module, and DC/DC is high
The output voltage of pressure modular converter is between 400V-600V；Described Remote feeding unit comprises far-end Power entry module and some electricity
Pressure output module；The power transmission cable that enters through of far-end Power entry module is connected with the output of local side Power entry module, far-end distribution mould
The output of block is also connected to some voltage output module, and voltage output module supplies for being directly connected to terminal electric loading
Electricity.
2. a kind of d. c. remote electric power system as claimed in claim 1, it is characterised in that: described far-end Power entry module comprises
There are control module, communication module, some controllable switch module and the output current monitoring corresponding with controllable switch module quantity
Module；Output current monitoring module is for monitoring the output size of current by controllable switch module；Output current monitoring module
Output be connected with the input of control module, the output of control module is connected with the control end of some controllable switch module, described
Communication module be connected with control module communication.
3. a kind of d. c. remote electric power system as claimed in claim 2, it is characterised in that: described communication module comprises GPRS
Module, 3G module or 4G module.
4. a kind of d. c. remote electric power system as claimed in claim 3, it is characterised in that: described controllable switch module comprises
Catalyst.
5. a kind of d. c. remote electric power system as described in any one of Claims 1-4, it is characterised in that: described local side is joined
Electricity module comprises chopper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620846907.4U CN205846719U (en) | 2016-08-05 | 2016-08-05 | A kind of d. c. remote electric power system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620846907.4U CN205846719U (en) | 2016-08-05 | 2016-08-05 | A kind of d. c. remote electric power system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205846719U true CN205846719U (en) | 2016-12-28 |
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ID=57617022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620846907.4U Expired - Fee Related CN205846719U (en) | 2016-08-05 | 2016-08-05 | A kind of d. c. remote electric power system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205846719U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109245145A (en) * | 2018-09-12 | 2019-01-18 | 南京鼎恩电子信息有限公司 | A kind of highway airfield equipment remote electric power system |
| CN115800549A (en) * | 2022-12-26 | 2023-03-14 | 中国铁塔股份有限公司 | Remote power supply device |
-
2016
- 2016-08-05 CN CN201620846907.4U patent/CN205846719U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109245145A (en) * | 2018-09-12 | 2019-01-18 | 南京鼎恩电子信息有限公司 | A kind of highway airfield equipment remote electric power system |
| CN115800549A (en) * | 2022-12-26 | 2023-03-14 | 中国铁塔股份有限公司 | Remote power supply device |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161228 |