CN205811558U - Utilize the Desert Regions railway power system of wind light mutual complementing power generation - Google Patents
Utilize the Desert Regions railway power system of wind light mutual complementing power generation Download PDFInfo
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- CN205811558U CN205811558U CN201620740567.7U CN201620740567U CN205811558U CN 205811558 U CN205811558 U CN 205811558U CN 201620740567 U CN201620740567 U CN 201620740567U CN 205811558 U CN205811558 U CN 205811558U
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- direct current
- photovoltaic
- wind
- power
- contact net
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- 238000010248 power generation Methods 0.000 title claims abstract description 18
- 230000005611 electricity Effects 0.000 claims abstract description 32
- 238000004146 energy storage Methods 0.000 claims description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 3
- 230000003137 locomotive effect Effects 0.000 abstract description 27
- 230000001681 protective effect Effects 0.000 abstract description 6
- 230000007423 decrease Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 5
- 238000004378 air conditioning Methods 0.000 description 4
- 238000011065 in-situ storage Methods 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 210000001367 artery Anatomy 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002498 deadly effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000002689 soil Substances 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/76—Power conversion electric or electronic aspects
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/40—Arrangements for reducing harmonics
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
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- Photovoltaic Devices (AREA)
Abstract
The utility model discloses a kind of Desert Regions railway power system utilizing wind light mutual complementing power generation, solve photovoltaic and wind-powered electricity generation sends electric power and has the problem that undulatory property is big and can not power continuously.This system includes photovoltaic array, blower fan；It also includes that photovoltaic DC collects circuit, wind power direct current collects circuit, direct current contact net, and photovoltaic array collects connection through photovoltaic DC and collects connection in through direct current contact net in through direct current contact net, blower fan through wind power direct current.This utility model is by building wind-powered electricity generation and photovoltaic in expansion protective zone along the railway, it is achieved land resources science；Change photovoltaic and the conventional electric power generation of wind-powered electricity generation and boosting mode, all use direct current to collect scheme, decrease the reversals of new forms of energy, decrease harmonic component；The ac contactor net changing railway locomotive is direct current contact net, powers directly to DC traction motor after contact net power taking, and the balance solving new forms of energy is dissolved.
Description
Technical field
This utility model belongs to railway power supply field, is specifically related to a kind of Desert Regions railway power system.
Background technology
Railway is the important infrastructure of country and economic large artery trunks, is conducive to driving the economy in area along the line and society to send out
Exhibition.But, because the public welfare of railway transportation and cheapness, huge railway power system and the huge power purchase electricity charge allow railway
Company subjects the high dual-pressure with power supply safety of operation cost.
Particularly, building the railway in NORTHWEST CHINA desertificated area, by way of many depopulated zones, distance power network resources exceedes
From power supply safety reliability, hundreds of kilometer, considers that also needing to draw two-way independent current source from electrical network powers, power supply cost is huge.So
And, the geographic latitude of Desert Regions is high, and solar illuminating resource and wind energy resources enrich, and possesses development wind-power electricity generation and photovoltaic generation
Advantage.Along with reaching its maturity and commercial applications of generation of electricity by new energy technology, photovoltaic and wind-powered electricity generation become railway power supply skill
The power supply that art field is possible.
But, photovoltaic and wind-powered electricity generation send electric power and have the deadly defect that undulatory property is big and can not power continuously, iff
Rely on new energy, it is impossible to meet the power supply reliability requirement of railway.By convention, photovoltaic and wind-powered electricity generation are firstly the need of through handing over
Stream direct current and the repeatedly rectification of DC-AC or reversals, the alternating current of generation also will long distance after boosting several times again
From delivering to electrical network；Then railway needs again to build the longest special supply line and draws from electrical network and connect alternating current, railway in-line power
System also comprises AC/DC and the rectification several times of DC-AC or reversals.There is house in above-mentioned whole power supply process
Closely ask the remote and roundabout phenomenon of the electric power flow direction, and the redundant configuration of the many sport technique segments of existence, bring huge construction investment wave
Take, be also unfavorable for that the in-situ balancing of new forms of energy is dissolved, also easily bring the problem in terms of the quality of power supply and power supply reliability.
Utility model content
The purpose of this utility model is to provide a kind of Desert Regions railway power system utilizing wind light mutual complementing power generation, solves light
Volt and wind-powered electricity generation send electric power and have a problem that undulatory property is big and can not power continuously, and the traction electric machine of Desert Regions railway and machine
The auxiliary power supply problem of the power loads such as licence is bright, air-conditioning, socket.
Technical solutions of the utility model are as follows: a kind of Desert Regions railway power system utilizing wind light mutual complementing power generation, including
Photovoltaic array, blower fan；It also includes that photovoltaic DC collects circuit, wind power direct current collects circuit, direct current contact net, photovoltaic array warp
Photovoltaic DC collects connection and collects connection in through direct current in through direct current contact net, blower fan through wind power direct current
Contact net.
As further improvement of the utility model, railway is in middle, and railway outboard row shows photovoltaic array and blower fan.
As further improvement of the utility model, photovoltaic DC collects and is provided with photovoltaic between circuit and direct current contact net and sends out
Electric power control device.
As further improvement of the utility model, wind power direct current is collected and is provided with wind-force between circuit and direct current contact net and sends out
Electric power control device.
As further improvement of the utility model, described direct current contact net is provided with energy storage device.Without locomotive through time
Realize photovoltaic and the storage of wind-powered electricity generation electric power, have locomotive through time energy storage device release electric power, be ferrum together with generation of electricity by new energy station
Road locomotive provides power supply uninterrupted, continuable.
Conventional wind generating comprises rectification and the reversals of AC/DC exchange, and this utility model wind-power electricity generation is only
Comprise the switching process of AC/DC, directly use direct current to collect after boosting.
Conventional photovoltaic generating comprises the reversals of DC-AC, and this utility model photovoltaic generation need not inverter,
Direct current is directly used to collect after boosting.
This utility model is by building wind-powered electricity generation and photovoltaic in expansion protective zone along the railway, it is achieved land comprehensive
Utilize；Change photovoltaic and the conventional electric power generation of wind-powered electricity generation and boosting mode, all use direct current to collect scheme, decrease the inversion of new forms of energy
Process, decreases harmonic component；Change railway locomotive ac contactor net be direct current contact net, after contact net power taking directly to
DC traction motor is powered, and is powered to AC loads such as locomotive illumination, air-conditioning, sockets by inverter, solves new energy
The balance in source is dissolved.
Details are as follows for this utility model technique effect:
First, the protective zone of railway both sides is suitably expanded for arranging photovoltaic and blower fan.It is known that railway edge
The soil of the protective zone of line leaves unused for a long time, fails comprehensive development and utilization, and landscape is dull, and dust storm is the biggest；Therefore, this reality
Being feasible by the expropriation of land scope of novel expansion protective zone, because railway is public welfare infrastructure, railroad has
The priority of expropriation of land and preferential policy, expropriation of land simultaneously can reduce the expropriation of land cost of new forms of energy, by building photovoltaic and wind-powered electricity generation, both carry
High land resources science rate, has beautified again landscape, and generation of electricity by new energy device is as buffering isolation strip, moreover it is possible to effectively administer wind
Husky.
Secondly, wind-powered electricity generation and photovoltaic use the direct current shared to collect system.By convention, photovoltaic module sends unidirectional current, warp
Inverter is converted to alternating current, then collects after box-type substation boosts and sends；Blower fan sends unconventional alternating current, passes through
In storehouse, top, rectification and inverter are converted to alternating current, then collect after box-type substation boosts and send；This utility model is adopted
Use direct current binding mode, decrease the reversals of new forms of energy, reduce investment, also reduce harmonic component.
Finally, railway uses direct current contact net system.By convention, railway locomotive contact net commonly used Alternating Current Power Supply system
System, traction electric machine majority uses alternating current generator；This utility model railway direct current contact net directly utilizes the direct current current collection of new forms of energy
Main line, unites two into one the two, unified electric pressure, saves investment；Railway locomotive passes through pantograph from direct current contact net power taking
After power directly to DC traction motor, utilize DC traction motor to be prone to the advantage of frequency control；And through inverter it is
The AC loads such as locomotive illumination, air-conditioning, socket are powered, it is achieved the in-situ balancing of new forms of energy electric power is dissolved.
It addition, this utility model installs energy storage device additional on direct current contact net, without locomotive through time realize wind-powered electricity generation and photovoltaic
The storage of electric power, have locomotive through time energy storage device release electric power, together with generation of electricity by new energy station for railway locomotive provide not between
Disconnected, continuable power supply.
Accompanying drawing explanation
Fig. 1 is the total arrangement schematic diagram of a kind of Desert Regions railway power system utilizing wind light mutual complementing power generation；
Fig. 2 is a kind of Desert Regions railway power system application scheme schematic diagram utilizing wind light mutual complementing power generation.
In figure: 1 photovoltaic array, 2 blower fans, 3 photovoltaic DCs collect circuit, and 4 wind power direct current collect circuit, and 5
Photovoltaic generation control device, 6 wind power generation controlling devices, 7 direct current contact nets, 8 pantographs, 9 railway locomotives, 10
DC traction motor, 11 locomotive inverters, 12 AC loads, 13 energy storage devices.
Detailed description of the invention
The utility model is described in more detail below in conjunction with the accompanying drawings.
Photovoltaic generation in embodiment controls device and wind power generation controlling device is and is purchased.
A kind of Desert Regions railway power system utilizing wind light mutual complementing power generation, converges including photovoltaic array, blower fan, photovoltaic DC
Collection circuit 3, wind power direct current collect circuit 4, direct current contact net 7, and photovoltaic array 1 collects circuit 3 through photovoltaic DC and is connected to through
Direct current contact net 7, blower fan 2 collects circuit 4 through wind power direct current and is connected to through direct current contact net 7.Railway in middle, ferrum
Road outboard row shows photovoltaic array 1 and blower fan 2.Photovoltaic DC collects and is provided with photovoltaic generation merit between circuit 3 and direct current contact net 7
Rate controls device 5.Wind power direct current is collected and is provided with wind-power electricity generation output control device 6 between circuit 4 and direct current contact net 7.Direct current
Contact net 7 is provided with energy storage device 13.
In present embodiment, Along Railway uses wind light mutual complementing power generation to arrange, i.e. railway outboard row shows photovoltaic array 1 He
Blower fan 2, expands the protective zone of railway both sides, Desert Regions, and railway both sides expropriation of land width, by 200 meters of controls, reduces new forms of energy
Expropriation of land cost, improve land resources science rate.In the range of expanding expropriation of land, arrange photovoltaic and blower fan, for photovoltaic generation and
Wind-power electricity generation, generation of electricity by new energy device is conducive to sightseeing tour along the line and windblown sand movement.
Photovoltaic array 1 and blower fan 2 share the straight-flow system of identical electric pressure, and railway locomotive 9 passes through pantograph 8 from direct current
Contact net 7 power taking, powers directly to DC traction motor 10, is powered for AC load 12 by locomotive inverter 11.Realize
The in-situ balancing of new forms of energy electric power is dissolved；Meet new forms of energy simultaneously and collect the requirement powered with railway locomotive, by reducing technology
Link is to reduce investment outlay.
Power directly to DC traction motor after contact net power taking, be locomotive illumination, air-conditioning, socket by inverter
Power etc. power load, it is achieved the in-situ balancing of new forms of energy electric power is dissolved；Direct current contact net installs energy storage device additional, without locomotive
Through the out-of-date storage realizing wind-powered electricity generation and photovoltaic electric power, have locomotive through time energy storage device release electric power, with generation of electricity by new energy station one
Rise and provide power supply uninterrupted, continuable for railway locomotive.
During work, seeing Fig. 1 and Fig. 2: by convention, the unidirectional current that photovoltaic array sends needs to be converted to hand over through inverter
Stream electricity, then collects and boosts, and the unconventional alternating current that blower fan sends needs rectified device and inverter to be converted to alternating current, so
After collect and boost；Railway locomotive attracts alternating current power supply from electrical network and ac contactor net, through commutator and inverter for leading
Draw motor and AC load is powered.In this utility model, photovoltaic array 1 and wind-powered electricity generation 2 all use direct current to collect scheme, photovoltaic DC
Collecting circuit 3 and be connected to the direct current contact net 7 of railway through photovoltaic generation power control device 5, wind power direct current collects circuit 4 through wind
Power generated output controls device 6 and is connected to the direct current contact net 7 of railway, and the direct current contact net of railway is simultaneously as photovoltaic and wind-powered electricity generation
Current collection main line, the DC voltage level of the two is identical.Railway locomotive obtains unidirectional current by pantograph 8 from direct current contact net 7,
Power directly to DC traction motor 10, and powered for AC load 12 by locomotive inverter 11.It addition, contact at direct current
Install energy storage device 13 on net 7, without locomotive through time realize the storage of wind-powered electricity generation and photovoltaic electric power, have locomotive through time energy storage device
Release electric power, provides power supply uninterrupted, continuable for railway locomotive together with generation of electricity by new energy station.
Claims (5)
1. utilize a Desert Regions railway power system for wind light mutual complementing power generation, including photovoltaic array, blower fan；It is characterized in that:
It also includes that photovoltaic DC collects circuit (3), wind power direct current collects circuit (4), direct current contact net (7), and photovoltaic array (1) is through light
Volt direct current collects circuit (3) and is connected to through direct current contact net (7), and blower fan (2) collects circuit (4) through wind power direct current and is connected to
Through direct current contact net (7).
The Desert Regions railway power system utilizing wind light mutual complementing power generation the most according to claim 1, it is characterised in that: ferrum
Road is in middle, and railway outboard row shows photovoltaic array (1) and blower fan (2).
The Desert Regions railway power system utilizing wind light mutual complementing power generation the most according to claim 1 and 2, it is characterised in that:
Photovoltaic DC collect be provided with between circuit (3) and direct current contact net (7) photovoltaic generation power control device (5).
The Desert Regions railway power system utilizing wind light mutual complementing power generation the most according to claim 3, it is characterised in that: wind
Electricity direct current collects and is provided with wind-power electricity generation output control device (6) between circuit (4) and direct current contact net (7).
The Desert Regions railway power system utilizing wind light mutual complementing power generation the most according to claim 4, it is characterised in that: institute
State direct current contact net (7) and be provided with energy storage device (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620740567.7U CN205811558U (en) | 2016-07-14 | 2016-07-14 | Utilize the Desert Regions railway power system of wind light mutual complementing power generation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620740567.7U CN205811558U (en) | 2016-07-14 | 2016-07-14 | Utilize the Desert Regions railway power system of wind light mutual complementing power generation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205811558U true CN205811558U (en) | 2016-12-14 |
Family
ID=57510138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620740567.7U Expired - Fee Related CN205811558U (en) | 2016-07-14 | 2016-07-14 | Utilize the Desert Regions railway power system of wind light mutual complementing power generation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205811558U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106611963A (en) * | 2016-07-14 | 2017-05-03 | 中国能源建设集团甘肃省电力设计院有限公司 | Power supply system and power supply method for railways in desert areas based on wind-photovoltaic complementary power generation |
-
2016
- 2016-07-14 CN CN201620740567.7U patent/CN205811558U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106611963A (en) * | 2016-07-14 | 2017-05-03 | 中国能源建设集团甘肃省电力设计院有限公司 | Power supply system and power supply method for railways in desert areas based on wind-photovoltaic complementary power generation |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161214 |
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| CF01 | Termination of patent right due to non-payment of annual fee |