CN105305935A - Solar power supply system used for track board on-line monitoring - Google Patents
Solar power supply system used for track board on-line monitoring Download PDFInfo
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- CN105305935A CN105305935A CN201510894069.8A CN201510894069A CN105305935A CN 105305935 A CN105305935 A CN 105305935A CN 201510894069 A CN201510894069 A CN 201510894069A CN 105305935 A CN105305935 A CN 105305935A
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- power supply
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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
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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
- 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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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention discloses a solar power supply system used for track board on-line monitoring, comprising a solar energy input power supply unit, an accumulator energy storage unit and an output power supply unit. The solar energy input power supply unit comprises a plurality of solar panels, an MPPT controller and a direct current bus; the accumulator energy storage unit comprises a plurality of accumulators, a plurality of accumulator charge and discharge control circuits and a plurality of in-out interfaces. The output power supply unit comprises a plurality of parallel voltage regulating circuits. The solar power supply system can realize safe and stable power supply, guarantee continuous stable work of a track board on-line monitoring system, maximize monitoring system efficiency and reduce use and maintenance costs.
Description
Technical field
The present invention relates to a kind of solar electric power supply system, specifically, relates to a kind of solar electric power supply system for track plates on-line monitoring, belongs to power supply unit technical field.
Background technology
Current high-speed railway track plate on-line monitoring system mainly realizes power supply by access civil power or solar panels, because track plates on-line monitoring sampling node is many, power according to mains system, on-line monitoring can be made to be subject to the restriction of natural environment and monitoring location, power according to traditional solar panels, can there is shade to cover and cause that generating efficiency changes, the power supply of output loading is uncontrollable, storage battery puts the defects such as the irrecoverability damage caused because crossing.In addition, the circuit structure of the output electric power system of track plates on-line monitoring is provided to adopt single channel controller output scheme at present, once output cisco unity malfunction, whole track plates on-line monitoring system can not work, such as: can not realize keeping in repair in observation process, the demand to high-speed railway track plate real time on-line monitoring can not be met.
Summary of the invention
The problems referred to above existed for prior art and demand, the object of this invention is to provide the solar electric power supply system for track plates on-line monitoring that a kind of cost is low, efficiency is high, maintain easily.
For achieving the above object, the present invention adopts following technical scheme:
For a solar electric power supply system for track plates on-line monitoring, comprise solar energy input power supply unit, batteries to store energy unit and export power supply unit; Described solar energy input power supply unit comprises some solar panels, MPPT controller and DC bus, described batteries to store energy unit comprises some storage batterys, some battery charge-discharge control circuits and some input/output interfaces, and described output power supply unit comprises the regulating circuit of some parallel connections; The output of each solar panel is all connected with the input of described MPPT controller, the output of described MPPT controller is connected with DC bus, described DC bus is connected with input/output interface, each input/output interface is all connected with a battery charge-discharge control circuit, each battery charge-discharge control circuit is all connected with at least two storage batterys, the output of each storage battery is all connected with the input of a regulating circuit, and the output of each regulating circuit is all connected with track plates on-line monitoring system.
Preferably, described solar energy input power supply unit also comprises solar powered safety protective circuit, and described solar powered safety protective circuit is between described MPPT controller and DC bus.
As further preferred version, described solar powered safety protective circuit comprises current foldback circuit and overheating protection circuit.
Preferably, described batteries to store energy unit also comprises storage battery safe protection circuit, and described storage battery safe protection circuit is between described input/output interface and battery charge-discharge control circuit.
As further preferred version, described storage battery safe protection circuit comprises short circuit protective circuit, reverse-connection protection circuit, overcharge protection circuit and over-discharge protection circuit.
Preferably, be mutually connected in series between some storage batterys.
Preferably, described output power supply unit also comprises some rectifier diodes, and the output of each regulating circuit is all connected with a rectifier diode, and all rectifier diodes are all connected with track plates on-line monitoring system.
Compared to prior art, the present invention has following Advantageous Effects:
By applying solar electric power supply system provided by the invention, safety and stability can be realized power, can ensure the continual and steady work of track plates on-line monitoring system, maximizing improves the efficiency of monitoring system and reduces operation and maintenance cost, has obvious industrial application value.
Accompanying drawing explanation
Fig. 1 is the schematic block circuit diagram of a kind of solar electric power supply system for track plates on-line monitoring provided by the invention.
Fig. 2 is the structural representation of the solar energy input power supply unit described in embodiment;
Fig. 3 is the structural representation of the batteries to store energy unit described in embodiment;
The schematic diagram that Fig. 4 is the output power supply unit structure described in embodiment and annexation thereof.
Number in the figure is schematically as follows: 1, solar energy input power supply unit; 11, solar panel; 12, MPPT controller; 13, DC bus; 14, solar powered safety protective circuit; 141, current foldback circuit; 142, overheating protection circuit; 2, batteries to store energy unit; 21, storage battery; 22, battery charge-discharge control circuit; 23, input/output interface; 24, storage battery safe protection circuit; 241, short circuit protective circuit; 242, reverse-connection protection circuit; 243, overcharge protection circuit; 244, over-discharge protection circuit; 3, power supply unit is exported; 31, regulating circuit; 32, rectifier diode; 4, track plates on-line monitoring system.
Embodiment
Below in conjunction with the drawings and specific embodiments technical scheme of the present invention done and describe clearly and completely further.
As shown in Figure 1: a kind of solar electric power supply system for track plates on-line monitoring provided by the invention, comprise solar energy input power supply unit 1, batteries to store energy unit 2 and export power supply unit 3, described solar energy input power supply unit 1 comprises some solar panels 11, MPPT controller 12 and DC bus 13, described batteries to store energy unit 2 comprises some storage batterys 21, some battery charge-discharge control circuits 22 and some input/output interfaces 23, and described output power supply unit 3 comprises the regulating circuit 31 of some parallel connections, the output of each solar panel 11 is all connected with the input of described MPPT controller 12, the output of described MPPT controller 12 is connected with DC bus 13, described DC bus 13 is connected with input/output interface 23, each input/output interface 23 is all connected with a battery charge-discharge control circuit 22, each battery charge-discharge control circuit 22 is all connected with at least two storage batterys 21, the output of each storage battery 21 is all connected with the input of a regulating circuit 31, the output of each regulating circuit 31 is all connected with track plates on-line monitoring system 4.
Embodiment
A kind of solar electric power supply system for track plates on-line monitoring that the present embodiment provides, comprises solar energy input power supply unit 1, batteries to store energy unit 2 and exports power supply unit 3; Wherein:
Described solar energy inputs the structure of power supply unit 1 as shown in Figure 2: comprise some solar panels 11, MPPT controller 12, DC bus 13 and solar powered safety protective circuit 14, the output of each solar panel 11 is all connected with the input of described MPPT controller 12, described MPPT controller 12 is connected with solar powered safety protective circuit 14, the output of described solar powered safety protective circuit 14 is connected with DC bus 13, and described solar powered safety protective circuit 14 comprises current foldback circuit 141 and overheating protection circuit 142,
The structure of described batteries to store energy unit 2 is as shown in Figure 3: comprise some storage batterys 21, some battery charge-discharge control circuits 22, some input/output interfaces 23 and some storage battery safe protection circuits 24, each input/output interface 23 is all connected with a battery charge-discharge control circuit 22, each battery charge-discharge control circuit 22 is all connected with at least two storage batterys 21, mutually be connected in series between some storage batterys 21, every two storage batterys 21 form one group, be connected with a battery charge-discharge control circuit 22, each battery charge-discharge control circuit 22 and a storage battery safe protection circuit phase 24 are connected, each storage battery safe protection circuit 24 is connected with an input/output interface 23, each input/output interface 23 is connected with described DC bus 13, and described storage battery safe protection circuit 24 comprises short circuit protective circuit 241, reverse-connection protection circuit 242, overcharge protection circuit 243 and over-discharge protection circuit 244,
The structure of described output power supply unit 3 is as shown in Figure 4: the regulating circuit 31 and the some rectifier diodes 32 that comprise some parallel connections, the input of each regulating circuit 31 is all connected with the output of a storage battery 21, the output of each regulating circuit 31 is all connected with a rectifier diode 32, and all rectifier diodes 32 are all connected with track plates on-line monitoring system 4.
Because the output characteristic of solar panel changes by the change of external environment, and the main impact being subject to intensity of illumination and temperature.Therefore, the present invention adopts MPPT controller to realize MPPT maximum power point tracking, allow every block solar panel play maximal efficiency, to be covered by shade that the generating efficiency that causes changes, the power supply of output loading is uncontrollable to solve, storage battery puts the problems such as the irrecoverability damage caused because crossing; The present invention makes every block solar panel to DC bus powered, thus ensure that under extreme weather, can supplement the loss electricity of energy-storage system, to guarantee the reliability of solar electric power supply system.
In addition, the present invention exports by adopting multilevel voltage, as long as ensure that wherein any road normally works, all can ensure the power demands of whole track plates on-line monitoring system, can realize carrying out attended operation to solar electric power supply system in the process not affecting track plates on-line monitoring, thus ensure that the long-term real time monitoring function of track plates on-line monitoring system, and ensure that confession electrical stability and the fail safe of track plates on-line monitoring system.
In sum, by applying solar electric power supply system provided by the invention, safety and stability can be realized and power, the continual and steady work of track plates on-line monitoring system can be ensured, maximizing improves the efficiency of monitoring system and reduces operation and maintenance cost, has obvious industrial application value.
Finally be necessary to herein means out: the foregoing is only the present invention's preferably embodiment; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.
Claims (7)
1., for a solar electric power supply system for track plates on-line monitoring, comprise solar energy input power supply unit, batteries to store energy unit and export power supply unit; It is characterized in that: described solar energy input power supply unit comprises some solar panels, MPPT controller and DC bus, described batteries to store energy unit comprises some storage batterys, some battery charge-discharge control circuits and some input/output interfaces, and described output power supply unit comprises the regulating circuit of some parallel connections; The output of each solar panel is all connected with the input of described MPPT controller, the output of described MPPT controller is connected with DC bus, described DC bus is connected with input/output interface, each input/output interface is all connected with a battery charge-discharge control circuit, each battery charge-discharge control circuit is all connected with at least two storage batterys, the output of each storage battery is all connected with the input of a regulating circuit, and the output of each regulating circuit is all connected with track plates on-line monitoring system.
2. solar electric power supply system according to claim 1, is characterized in that: described solar energy input power supply unit also comprises solar powered safety protective circuit, and described solar powered safety protective circuit is between described MPPT controller and DC bus.
3. solar electric power supply system according to claim 2, is characterized in that: described solar powered safety protective circuit comprises current foldback circuit and overheating protection circuit.
4. solar electric power supply system according to claim 1; it is characterized in that: described batteries to store energy unit also comprises storage battery safe protection circuit, and described storage battery safe protection circuit is between described input/output interface and battery charge-discharge control circuit.
5. solar electric power supply system according to claim 4, is characterized in that: described storage battery safe protection circuit comprises short circuit protective circuit, reverse-connection protection circuit, overcharge protection circuit and over-discharge protection circuit.
6. solar electric power supply system according to claim 1, is characterized in that: be mutually connected in series between some storage batterys.
7. solar electric power supply system according to claim 1, it is characterized in that: described output power supply unit also comprises some rectifier diodes, the output of each regulating circuit is all connected with a rectifier diode, and all rectifier diodes are all connected with track plates on-line monitoring system.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510894069.8A CN105305935B (en) | 2015-12-04 | 2015-12-04 | A kind of solar electric power supply system for track plates on-line monitoring |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510894069.8A CN105305935B (en) | 2015-12-04 | 2015-12-04 | A kind of solar electric power supply system for track plates on-line monitoring |
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| CN105305935A true CN105305935A (en) | 2016-02-03 |
| CN105305935B CN105305935B (en) | 2018-06-12 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106525259A (en) * | 2016-12-28 | 2017-03-22 | 上海工程技术大学 | System for remote acquisition of temperature-field key parameters of track board |
| CN106787116A (en) * | 2017-02-22 | 2017-05-31 | 上海工程技术大学 | A kind of solar powered and energy management system |
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| CN202948553U (en) * | 2012-11-27 | 2013-05-22 | 北京工业大学 | Wireless monitoring device powered by solar energy |
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| JP2015162932A (en) * | 2014-02-26 | 2015-09-07 | 京セラ株式会社 | Power control device, power control system and power control method |
| CN205160432U (en) * | 2015-12-04 | 2016-04-13 | 上海工程技术大学 | A power supply unit for track board on -line monitoring system |
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2015
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Patent Citations (7)
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| CN2909664Y (en) * | 2006-05-23 | 2007-06-06 | 西安智海电力科技有限公司 | Photovoltaic power supply high efficient quick balance charging and discharging controller |
| CN101847879A (en) * | 2009-03-24 | 2010-09-29 | 高延山 | Charge-discharge combined controller for solar cell |
| CN202178721U (en) * | 2011-06-29 | 2012-03-28 | 湖南大学 | Distributed photovoltaic generation and building cold and heat source coupling system |
| CN202948553U (en) * | 2012-11-27 | 2013-05-22 | 北京工业大学 | Wireless monitoring device powered by solar energy |
| JP2015162932A (en) * | 2014-02-26 | 2015-09-07 | 京セラ株式会社 | Power control device, power control system and power control method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106525259A (en) * | 2016-12-28 | 2017-03-22 | 上海工程技术大学 | System for remote acquisition of temperature-field key parameters of track board |
| CN106787116A (en) * | 2017-02-22 | 2017-05-31 | 上海工程技术大学 | A kind of solar powered and energy management system |
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| CN105305935B (en) | 2018-06-12 |
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