CN108235534A - A kind of highway solar road lamp system - Google Patents
A kind of highway solar road lamp system Download PDFInfo
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- CN108235534A CN108235534A CN201711358344.XA CN201711358344A CN108235534A CN 108235534 A CN108235534 A CN 108235534A CN 201711358344 A CN201711358344 A CN 201711358344A CN 108235534 A CN108235534 A CN 108235534A
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- 238000010248 power generation Methods 0.000 claims description 23
- 238000001514 detection method Methods 0.000 claims description 17
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- 238000005516 engineering process Methods 0.000 description 6
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- 230000004048 modification Effects 0.000 description 5
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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/105—Controlling the light source in response to determined parameters
- H05B47/11—Controlling the light source in response to determined parameters by determining the brightness or colour temperature of ambient light
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01B—MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
- F01B23/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01B23/10—Adaptations for driving, or combinations with, electric generators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G6/00—Devices for producing mechanical power from solar energy
- F03G6/06—Devices for producing mechanical power from solar energy with solar energy concentrating means
- F03G6/065—Devices for producing mechanical power from solar energy with solar energy concentrating means having a Rankine cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B41/00—Pumping installations or systems specially adapted for elastic fluids
- F04B41/02—Pumping installations or systems specially adapted for elastic fluids having reservoirs
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/105—Controlling the light source in response to determined parameters
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/175—Controlling the light source by remote control
- H05B47/19—Controlling the light source by remote control via wireless transmission
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/20—Responsive to malfunctions or to light source life; for protection
-
- 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
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
-
- 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
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
-
- 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
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/46—Conversion of thermal power into mechanical power, e.g. Rankine, Stirling or solar thermal engines
-
- 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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/16—Mechanical energy storage, e.g. flywheels or pressurised fluids
-
- 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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Computer Networks & Wireless Communication (AREA)
- Photovoltaic Devices (AREA)
Abstract
The present invention provides a kind of highway solar road lamp system, the highway solar road lamp system includes：Street lamp remote control subsystem and solar energy power plant and compressed-air energy storage unit associations running gear.The street lamp glimmer when night is without pedestrian and vehicle pass-through, the street lamp all light when having detected object proximity；Street lamp changes according to ambient light light and shade in the morning or during the dusk realizes automatic switch.Solar energy realizes the steady output of solar energy power plant electric power with compressed-air energy storage joint operating device.It solves in the prior art the technical issues of highway solar road lamp system operation of electric power system is unstable, and waste of energy is serious, realizes the intelligent control of highway solar road lamp system and the technique effect of electricity generation system even running.
Description
Technical field
The present invention relates to solar street light technical field more particularly to a kind of highway solar road lamp systems.
Background technology
Installation road lamp system is more and more common on a highway, it may be said that street lamp is main group of highway
Into part, play the important and pivotal role to highway prevention traffic accident.But street lamp is same what is played an important role
When, also consume a large amount of energy.Current general conventional road lamp, mainly high-pressure sodium lamp, the power of a street lamp are about
100-400W, some large-scale lamp powers are up to more than 1000W.With a street lamp 200W, 12 hours calculating are illuminated a whole night
200 × 12/1000=2.4 degree electricity will be consumed.Assuming that the spacing between street lamp is 20 meters, 2 kilometers of long highways just have 2
× 2000/20=200 street lamp, a whole night, the electric energy of consumption just had 200 × 2.4=480 degree, and the electric energy of consumption in 1 year is 480 ×
Ten thousand degree of 365=17.52.Highway on desert is all smaller in the vehicle flowrate at night.But even if nobody or vehicle warp
It crosses, these street lamps are also to light for a long time, and at this moment electric energy is just wasted.
Day alternates with night, climate change and in one day the factors such as the fluctuation of intensity of solar radiation at any time influence, especially
Desert area, daytime is hot incomparable, it is possible to provide a large amount of solar thermal energy, that is to say, that the acquisition of solar energy always interval without
Continuously, and road lamp system on daytime is hardly power consumption.And the uncontrollability and randomness of solar radiation intensity cause
Solar power system is difficult even running.Solar energy power plant is arranged on the desert region of highway both sides, direct solar radiation
Intensity is high, and atmospheric temperature is usually higher, therefore in solar heat power generation system condensing unit operational process, steam can not be effective
Water is condensed into timely heat dissipation, the operational efficiency of whole system is caused to decline.
In the implementation of the present invention, inventor has found that desert road lamp system of the prior art is at least lacked there are following
Point：Operation of electric power system is unstable, and waste of energy is serious.
Invention content
The present invention provides a kind of highway solar road lamp systems, solve highway solar in the prior art
The technical issues of road lamp system operation of electric power system is unstable, and waste of energy is serious realizes highway solar street lamp system
The intelligent control of system and the technique effect of electricity generation system even running.
In order to solve the above technical problems, the present invention provides a kind of highway solar road lamp system, the high speed is public
Road Solar Street Lighting System includes：Street lamp remote control subsystem and solar energy power plant are transported with compressed-air energy storage unit associations
Luggage is put；The brightness of the street lamp remote control subsystem controls street lamp is intelligently adjusted；The solar energy power plant is empty with compression
Gas energy storage unit associations running gear provides electric power safeguard by power grid for road lamp system；The street lamp remote control subsystem packet
Include controller unit, environment optical detecting unit, passerby and vehicle detection unit, fault detection unit, highlighted driving unit and nothing
Line communication unit；The environment optical detecting unit acquire environmental light brightness, the passerby and vehicle detection unit detecting passerby and
Vehicle distances, the fault detection unit acquire street lamp fault information, and gathered data, which is concentrated, is sent into the controller unit progress
Processing, the controller unit output pwm pulse control the highlighted driving unit constant output current, realize street lamp brightness intelligence
It can adjust, the controller unit carries out data interaction by the wireless communication unit and regulation and control center；The solar heat
Power station includes solar energy power plant, compressed-air energy storage unit and heat exchange with compressed-air energy storage unit associations running gear and fills
It puts；The solar energy power plant includes solar energy focusing device, heat dump, heat reservoir, steam generator, steam turbine, power generation
Mechanical, electrical net and condenser；The compressed-air energy storage unit includes high-temperature tank, caisson, first piston cylinder, the first liquid cell
With the first drive apparatus；The heat-exchanger rig includes First Heat Exchanger and water pump；The plunger shaft of the first piston cylinder passes through liquid
Body pipeline is connected respectively with high-temperature tank and the first liquid cell, and the piston rod of first piston cylinder connects the first drive apparatus, the height
Warm tank is connected with caisson, and the power grid is connected with the first drive apparatus by electric wire；The liquid flow of the First Heat Exchanger
Enter end and outflow end to connect with the liquid of the first liquid cell inflow end and outflow end successively, form the circulatory system of closing；It is described
Leaving condenser water mouth, water pump, the inlet and outlet of First Heat Exchanger, steam generator are sequentially connected, and form one-way system；
The caisson includes transformation caisson and constant-pressure gas storage device；The transformation caisson includes air accumulator；The perseverance
Pressure caisson directly controls device and piston controller including water pump；The water pump directly control device include air accumulator,
Water pump, second liquid pond, water pump are connected by fluid pipeline together with gas tank and second liquid pond；The piston controller includes storage
Gas tank, second piston cylinder and second liquid pond, the plunger shaft of second piston cylinder by fluid pipeline respectively with air accumulator and second
Liquid cell connects, and the piston rod of first piston cylinder is coaxially connected with the piston rod of second piston cylinder.
Further, the compressed-air energy storage unit increases a cryogenic tank, third piston cylinder and third liquid cell, institute
State cryogenic tank and connect the high-temperature tank and the air accumulator, the plunger shaft of third piston cylinder by fluid pipeline respectively with it is described low
Warm tank is connected with third liquid cell, and the heat-exchanger rig increases by the second heat exchanger, the liquid of second heat exchanger flow into end and
Outflow end flows into end with the liquid of third liquid cell successively and outflow end is connect, and forms the circulatory system of closing.
Further, the compressed-air energy storage unit increases by two gas piston cylinders, the air inlet of high-temperature tank and first
The gas outlet of gas piston cylinder is connected, and the gas outlet of high-temperature tank connects the air inlet of the second gas piston cylinder, and during energy storage, gas exists
Adiabatic compression is carried out in first gas piston cylinder, temperature raising moves to high-temperature gas equipressure in high-temperature tank, carries out waiting temperature and pressure
Contracting, after the completion of compression, equipressure is moved in the second gas piston cylinder, and adiabatic expansion, temperature are carried out in the second gas piston cylinder
It reduces, cryogenic gas equipressure is moved in air accumulator or cryogenic tank, is prepared for isothermal expansion；During power generation, cryogenic gas
Adiabatic compression, temperature raising, then equipressure are carried out in the second gas piston cylinder and moves to progress isothermal expansion power generation in high-temperature tank；
Gas realizes Non-energy-consumption temperature transition of the gas between high temperature and low temperature with piston cylinder.
Further, when the piston rod of piston cylinder is independently arranged, the piston rod of first piston cylinder connects the first drive apparatus；
The piston rod of second piston cylinder connects the second drive apparatus, the piston rod connection generating equipment of third piston cylinder.
Further, in the case of solar energy abundance, the electric energy that solar energy power plant is sent out supplies power grid, and power grid provides
A part of electrical energy transportation gives the first drive apparatus, and the first drive apparatus pushes the piston rod movement of first piston cylinder to make gas in height
It carries out isotherm compression in warm tank, after isotherm compression process, high pressure gas is moved to from high-temperature tank in caisson, first
Drive apparatus pushes the piston rod movement of first piston cylinder that extraneous low-pressure gas is made to enter high-temperature tank, and the liquid in high-temperature tank returns
To the first liquid cell, by First Heat Exchanger, to steam exhaust, condensed water adds the heat released in gas compression processes
Heat；It is insufficient in solar energy, high pressure gas is moved to from caisson in high-temperature tank, high pressure gas is in high-temperature tank
Isothermal expansion is carried out, air work pushes the piston rod movement of first piston cylinder, and the power generation of the first drive apparatus is transported to power grid.
Further, in the case of solar energy abundance, the high pressure gas that isotherm compression in high-temperature tank is generated is a part of
It moves in air accumulator, another part moves in cryogenic tank or by the partial high pressure gas transfer in air accumulator to cryogenic tank
In, gas carries out isothermal expansion in cryogenic tank, after isothermal expansion process, passes through the second heat exchanger and absorbs steam exhaust heat and use
Liquid in heating third liquid cell improves the steam exhaust condensation rate and efficiency of solar energy power plant, while gas expansion is done
The electrical energy transportation that work(is sent out is to power grid.
Further, during energy storage, the energy consumption of the first drive apparatus drives the piston rod movement in first piston cylinder, isotherm compression
Gas in high-temperature tank, the energy consumption of the second drive apparatus drive the piston rod movement in second piston cylinder, and gas is isobaric from high-temperature tank
It moves in air accumulator, the gas isothermal expansion in cryogenic tank pushes the piston rod movement in third piston cylinder, and power generation is driven to set
Preparation electricity；During power generation, the energy consumption of the second drive apparatus drives the piston rod movement in second piston cylinder, and gas is isobaric from air accumulator
It moves in high-temperature tank, high pressure gas carries out isothermal expansion in high-temperature tank, and the piston rod of first piston cylinder pushes the first transmission
Equipment moving sends out electrical energy transportation to power grid.
One or more technical solution provided by the invention, has at least the following technical effects or advantages：
As a result of a kind of highway solar road lamp system, including：Street lamp remote control subsystem and solar energy
Thermo-power station and compressed-air energy storage unit associations running gear；The street lamp remote control subsystem includes controller unit, ring
Border optical detecting unit, passerby and vehicle detection unit, fault detection unit, highlighted driving unit and wireless communication unit；It is described
Environment optical detecting unit acquires environmental light brightness, the passerby and vehicle detection unit detecting passerby and vehicle distances, the event
Hinder detection unit acquisition street lamp fault information, gathered data concentrates the feeding controller unit to be handled, the controller
Unit output pwm pulse controls the highlighted driving unit constant output current, realizes that street lamp brightness is intelligently adjusted, the control
Device unit carries out data interaction by the wireless communication unit and regulation and control center；The solar energy power plant is stored up with compressed air
Energy unit associations running gear includes solar energy power plant, compressed-air energy storage unit and heat-exchanger rig；The solar generator
It stands including solar energy focusing device, heat dump, heat reservoir, steam generator, steam turbine, generator, power grid and condenser；Institute
It states compressed-air energy storage unit and includes high-temperature tank, caisson, first piston cylinder, the first liquid cell and the first drive apparatus；Institute
It states heat-exchanger rig and includes First Heat Exchanger and water pump；The plunger shaft of the first piston cylinder by fluid pipeline respectively with high-temperature tank
It is connected with the first liquid cell, the piston rod of first piston cylinder connects the first drive apparatus, and the high-temperature tank is connected with caisson,
The power grid is connected with the first drive apparatus by electric wire；The liquid of the First Heat Exchanger flows into end and outflow end successively with the
The liquid of one liquid cell flows into end and is connected with outflow end, forms the circulatory system of closing；The leaving condenser water mouth, water pump,
The inlet and outlet of one heat exchanger, steam generator are sequentially connected, and form one-way system；The caisson includes transformation
Caisson and constant-pressure gas storage device；The transformation caisson includes air accumulator；It is straight that the constant-pressure gas storage device includes water pump
Connect control device and piston controller；The water pump directly controls device and includes air accumulator, water pump, second liquid pond, water pump
It is connected by fluid pipeline together with gas tank and second liquid pond；The piston controller includes air accumulator, second piston cylinder and the
Two liquid cells, the plunger shaft of second piston cylinder are connect by fluid pipeline with air accumulator and second liquid pond respectively, first piston
The piston rod of cylinder is coaxially connected with the piston rod of second piston cylinder.
The brightness of the street lamp remote control subsystem controls street lamp is intelligently adjusted, when night is without pedestrian and vehicle pass-through
Street lamp glimmer, street lamp switchs to all light by glimmer when having detected object proximity, ensures that illumination needs, and pedestrian and vehicle pass through rear
Street lamp automatically switches to glimmer；Street lamp changes according to ambient light light and shade in the morning or during the dusk realizes automatic switch, and can be with
According to ambient light brightness adjustment street lighting degree, ensure using needs；Switch to dormant state drop automatically when not in use on daytime
Low-power consumption；The open/close state of each street lamp can be controlled respectively, can carry out the power consumption statistics of every street lamp；And also have
Street lamp fault detection function；Street lamp remote control subsystem is based on technology of Internet of things and combines microcontroller technology, makes each small cup
Street lamp can be remotely controlled, and realize the scientific management to street lamp and intelligentized control method.
The solar energy power plant is provided with compressed-air energy storage unit associations running gear by power grid for road lamp system
Electric power safeguard.Solar energy and compressed-air energy storage joint operating device realize that the steady of solar energy power plant electric power is exported and carried
High year utilization rate.In the case of solar energy abundance, compression air energy-storing apparatus work is in energy storage state, by extra electric energy
It stores；Insufficient in solar energy, compression air energy-storing apparatus is in generating state, and solar generator is maintained to stand firm
Fixed operation.Meanwhile when environment temperature is higher, air will be partially compressed and carry out expansion power generation, absorb the heat of steam exhaust, accelerate weary
Vapour condenses into the speed of water, improves the operational efficiency of entire power-generation energy-storage system.
In conclusion the highway solar road lamp system of the present invention solves highway solar in the prior art
The technical issues of road lamp system operation of electric power system is unstable, and waste of energy is serious realizes highway solar street lamp system
The intelligent control of system and the technique effect of electricity generation system even running.
Description of the drawings
Fig. 1 is the frame diagram of the street lamp remote control subsystem of highway solar road lamp system of the present invention；
Fig. 2 is the solar energy power plant of highway solar road lamp system of the present invention and compressed-air energy storage unit associations
The structure chart of running gear；
Fig. 3 is the solar energy power plant of highway solar road lamp system of the present invention and compressed-air energy storage unit associations
The transformation caisson figure of running gear；
Fig. 4 is the solar energy power plant of highway solar road lamp system of the present invention and compressed-air energy storage unit associations
The water pump of running gear directly controls constant-pressure gas storage device figure；
Fig. 5 is the solar energy power plant of highway solar road lamp system of the present invention and compressed-air energy storage unit associations
The piston control constant-pressure gas storage device figure of running gear；
Fig. 6 is the solar energy power plant of highway solar road lamp system of the present invention and compressed-air energy storage unit associations
Another structure chart of running gear；
Fig. 7 is the solar energy power plant of highway solar road lamp system of the present invention and compressed-air energy storage unit associations
The another structure chart of running gear；
Fig. 8 is the schematic diagram of the first scheme compression air energy-storing apparatus of highway solar road lamp system of the present invention；
Fig. 9 is the principle of the compression air energy-storing apparatus of another program of highway solar road lamp system of the present invention
Figure；
Figure 10 is the principle of the compression air energy-storing apparatus of the yet another aspect of highway solar road lamp system of the present invention
Figure.
Specific embodiment
A kind of highway solar road lamp system is present embodiments provided, including：Street lamp remote control subsystem and too
Positive energy thermo-power station and compressed-air energy storage unit associations running gear.
Referring to Fig. 1, street lamp remote control subsystem is detectd including controller unit, environment optical detecting unit, passerby and vehicle
Survey unit, fault detection unit, highlighted driving unit and wireless communication unit；Environment optical detecting unit acquires environmental light brightness,
Passerby and vehicle detection unit detecting passerby and vehicle distances, fault detection unit acquisition street lamp fault information, gathered data collection
Middle feeding controller unit is handled, the highlighted driving unit constant output current of controller unit output pwm pulse control, real
Existing street lamp brightness is intelligently adjusted, and unit carries out data interaction to controller unit with regulation and control center by radio communication.
The brightness of street lamp remote control subsystem controls street lamp is intelligently adjusted, the street lamp when night is without pedestrian and vehicle pass-through
Glimmer, street lamp switchs to all light by glimmer when having detected object proximity, ensures that illumination needs, pedestrian and vehicle pass through rear street lamp
Automatically switch to glimmer；Street lamp changes according to ambient light light and shade in the morning or during the dusk realizes automatic switch, and can basis
Ambient light brightness adjustment street lighting degree ensures using needs；Switching to dormant state automatically when not in use on daytime reduces work(
Consumption；The open/close state of each street lamp can be controlled respectively, can carry out the power consumption statistics of every street lamp；And also there is street lamp
Fault detection capability；Street lamp remote control subsystem is based on technology of Internet of things and combines microcontroller technology, makes each street lamp
It can be remotely controlled, realize the scientific management to street lamp and intelligentized control method.
Solar energy power plant provides electric power by power grid with compressed-air energy storage unit associations running gear for road lamp system
It ensures.Solar energy and compressed-air energy storage joint operating device are realized the steady output of solar energy power plant electric power and are improved year
Utilization rate.In the case of solar energy abundance, compression air energy-storing apparatus work stores extra electric energy in energy storage state
Get up；Insufficient in solar energy, compression air energy-storing apparatus is in generating state, and solar energy power plant is maintained to stablize fortune
Row.Meanwhile when environment temperature is higher, air will be partially compressed and carry out expansion power generation, absorb the heat of steam exhaust, accelerate steam exhaust and coagulate
Form the speed of water, improve the operational efficiency of entire power-generation energy-storage system.
Solar energy power plant and compressed-air energy storage unit associations running gear are as shown in Figure 2：Including solar energy power plant
9th, compressed-air energy storage unit 16 and heat-exchanger rig 19.Solar energy power plant 9 includes solar energy focusing device l, heat dump 2, storage
Hot systems 3, steam generator 4, steam turbine 5, generator 6, power grid 7 and condenser 8.Compressed-air energy storage unit 16 includes high temperature
Tank 10, first piston cylinder II, the first liquid cell 12, the first drive apparatus 13 and caisson 15.Heat-exchanger rig 19 includes first
Heat exchanger 18 and water pump 17.
The plunger shaft of first piston cylinder II is connected by fluid pipeline with 10 and first liquid cell 12 of high-temperature tank respectively, and first
The piston rod of piston cylinder connects the first drive apparatus 13, and power grid 7 is connected with the first drive apparatus 13 by electric wire, 10 He of high-temperature tank
Caisson 15 is connected.The liquid of First Heat Exchanger 18 flows into end and outflow end and flows into end with the liquid of the first liquid cell 12 successively
Connected with outflow end, form the circulatory system of closing, the water outlet of condenser 8, water pump 17, First Heat Exchanger 18 water inlet and
Water outlet, steam generator 4 are sequentially connected, and form one-way system.
Caisson 15 includes transformation caisson and constant-pressure gas storage device；Transformation caisson as shown in Figure 3, including
Air accumulator 20.Constant-pressure gas storage device directly controls device and piston controller including water pump；It is for example attached that water pump directly controls device
Shown in Fig. 4, including air accumulator 20, water pump 21, second liquid pond 22, water pump 21 connects air accumulator 20 and second by fluid pipeline
Liquid cell 22；Piston controller as shown in Figure 5, including air accumulator 20, second piston cylinder 23 and second liquid pond 22, second
The plunger shaft of piston cylinder 23 is connect by fluid pipeline with air accumulator 20 and second liquid pond 22 respectively, the work of first piston cylinder Il
Stopper rod is coaxially connected with the piston rod of second piston cylinder 23.
Compressed-air energy storage unit has energy storage and the two kinds of methods of operation that generate electricity (are in a manner of the constant-pressure gas storage of piston control
Example)：In the case of solar energy abundance, compression air energy-storing apparatus is operated in energy storage pattern.The electrical energy transportation that generator 6 is sent out
To power grid 7, power grid 7 provides electric energy for pushing piston rod movement, and when piston rod moves right, valve A4, A5, A8, A9 are beaten
It opens, valve A1, A3, A6, A7, A10, A11 are closed, and gas carries out isotherm compression in high-temperature tank 10, and gas is in high-temperature tank 10
After the completion of compression, when piston rod moves right, valve A2, A4, A5, A7, A8, A11 are opened, valve A1, A3, A6, A9, A10
It closes, high pressure gas equipressure from high-temperature tank 10 is moved in air accumulator 20；After the completion of gas transfer, when piston rod moves right
When, valve A1, A3, A6, A8, A9 are opened, and valve A2, A4, A5, A7, A10, A11 are closed, and the low-pressure gas in air enters height
In warm tank 10, prepare for thermal energy storage process next time, meanwhile, the liquid in high-temperature tank 10 returns to the first liquid cell 12, the first liquid
Liquid in body pond 12 carries out heat exchange by the water after First Heat Exchanger 18 and steam condensation.
Insufficient in solar energy, compression air energy-storing apparatus is operated in power generation mode.When piston rod transports to the right work(,
Valve A2, A3, A6, A7, A9, A10 express out, and valve A1, A4, A5, A8, A11 are closed, and gas moves to height from 20 equipressure of air accumulator
In warm tank 10.After the completion of gas transfer, high pressure gas carries out isothermal expansion in high-temperature tank 10, is moved right when pushing piston rod
When, valve A3, A6, A8, A9 are opened, and valve A1, A4, A5, A7, A10, A11 are closed, and the heat that isothermal expansion absorbs can be by heat accumulation
System 3 provides, since the heat needed for high pressure gas isothermal expansion is far smaller than the heat generated needed for high temperature and high pressure steam, because
This requirement of this association system to heat reservoir substantially reduces.Gas isothermal expansion pushes piston rod movement, sends out electrical energy transportation
To power grid.After the completion of gas expansion, power generation process terminates, and when piston rod moves right, valve A1, A4, A5, A8, A9 are opened,
Valve A2, A3, A6, A7, A10, A11 are closed, and the gas expanded is discharged into air, and standard is done for power generation process next time
It is standby.
Attached drawing 8 is the schematic diagram of implementation l compression air energy-storing apparatus, wherein 1. representing gas in temperature and pressure such as high-temperature tanks
Compression process (i.e. energy storage pattern) 2. represents gas in cryogenic tank isothermal expansion process (i.e. power generation mode).
Another program of solar energy power plant and compressed-air energy storage unit associations running gear is as shown in fig. 6, the program
Equipment is added on the basis of said program, compressed-air energy storage unit increases a cryogenic tank 25,26 and of third piston cylinder
Third liquid cell 27, heat-exchanger rig increase the second heat exchanger 24 newly, and cryogenic tank 25 connects 10 Qi's air accumulator 20 of high-temperature tank, third piston
The plunger shaft of cylinder 26 is connected by fluid pipeline with cryogenic tank 25 and third liquid cell 27 respectively, the liquid flow of the second heat exchanger 24
Enter end and outflow end to connect with the liquid of third liquid cell 27 inflow end and outflow end successively, form the circulatory system of closing.
In the case of solar energy abundance, the high pressure gas part equipressure that isotherm compression in high-temperature tank generates can be moved
It moves on in air accumulator, another part equipressure is moved in cryogenic tank, can also be migrated the partial high pressure gas equipressure in air accumulator
Into cryogenic tank, gas carries out isothermal expansion in cryogenic tank, and absorbing steam exhaust heat by the second heat exchanger is used for gas expansion,
Improve the steam exhaust condensation rate and efficiency of solar energy power plant, while the electrical energy transportation that sends out of gas expansion for doing work is to power grid.
Solar energy power plant usually build the big area of direct solar radiation intensity in, and the environment temperature in these areas is higher,
So that the condensation portion operation of solar energy power plant is more difficult, conventional condensing unit can not make steam quickly distribute heat,
Water is condensed into, so as to influence the operational efficiency of entire solar energy power plant.It can be fine using high pressure gas expansion endothermic character
Solve the problems, such as this.It, can be by the high pressure gas one of isotherm compression generation in high-temperature tank in the case of solar energy abundance
Pressure of grading is moved in air accumulator 20, and another part equipressure is moved in cryogenic tank 25, also can be high by the part in air accumulator 20
Body equipressure of calming the anger is moved in cryogenic tank 25.High pressure gas carries out isothermal expansion, while third liquid cell 27 in cryogenic tank 25
Liquid heat exchange is carried out by the second heat exchanger 24 and steam exhaust, absorb the heat of steam exhaust, accelerate the speed that steam exhaust condenses into water,
Improve the speed of service of solar energy power plant.For coaxial piston bar, 10 Shen gas isotherm compression consumption electric energy of high-temperature tank, low temperature
Gas isothermal expansion sends out electric energy in tank 25, and the power difference of the two is provided by the electric energy of power grid 7.
Attached drawing 9 is the schematic diagram of 2 compression air energy-storing apparatus of implementation, wherein 1. representing gas in temperature and pressure such as high-temperature tanks
2. compression process represents that high pressure gas is transferred to by high-temperature tank in cryogenic tank, 8. represents gas in cryogenic tank isothermal expansion process.
The yet another aspect of solar energy power plant and compressed-air energy storage unit associations running gear is as shown in fig. 7, the program
It is added to equipment on the basis of Fig. 6 schemes, compressed-air energy storage unit increases by two gas piston cylinders, and high-temperature tank 10 can be with
Gas is combined with piston cylinder, and ambient atmos enter 10 middle high-pressure gas of high-temperature tank and moved in cryogenic tank 25 by 10 equipressure of high-temperature tank,
Gas directly carries out heat exchange with liquid, also, high-temperature gas, in the interior storage of air accumulator 20, temperature can decline, and cause energy
Loss, using gas piston cylinder, can make gas Non-energy-consumption temperature transition between high temperature and low temperature, improve the utilization of energy
Rate.The air inlet of high-temperature tank 10 is connected with the first gas with the gas outlet of piston cylinder 29, and the gas outlet of high-temperature tank 10 connects the second gas
With the air inlet of piston cylinder 31, during energy storage, gas carries out adiabatic compression in the first gas piston cylinder 29, and temperature is increased to and height
Gas temperature is consistent in warm tank, and high-temperature gas equipressure is moved in high-temperature tank 10, carries out isotherm compression, after the completion of compression, etc.
Pressure is moved in the second gas piston cylinder 31, adiabatic expansion is carried out in the second gas piston cylinder 31, temperature reduces, by low temperature gas
Body equipressure is moved in 20 winner cryogenic tank 25 of air accumulator, is prepared for isothermal expansion.During power generation, cryogenic gas is used in the second gas
Adiabatic compression, temperature raising, then equipressure are carried out in piston cylinder 31 and moves to progress isothermal expansion power generation in high-temperature tank 10.Gas is lived
Plug cylinder realizes Non-energy-consumption temperature transition of the gas between high temperature and low temperature.
The piston rod of piston cylinder II, 23,26 is independently arranged.During energy storage, the energy consumption of the first drive apparatus 13 drives first piston
Piston rod movement in cylinder II, the gas in isotherm compression high-temperature tank 10, the energy consumption of the second drive apparatus 33 drive second piston cylinder
Piston rod movement in 23, gas are moved to from 10 equipressure of high-temperature tank in air accumulator 20, the gas isothermal expansion in cryogenic tank 25
The piston rod movement in third piston cylinder 26 is pushed, generating equipment 34 is driven to generate electricity.During power generation, the second drive apparatus 33 energy consumption band
Piston rod movement in dynamic second piston cylinder 23, gas equipressure from air accumulator 20 are moved in high-temperature tank 10, and high pressure gas exists
Isothermal expansion is carried out in high-temperature tank 10, the piston rod of piston cylinder II pushes the first drive apparatus 13 to move, sends out electrical energy transportation and arrive
Power grid.
Attached drawing 10 is the schematic diagram of 3 compression air energy-storing apparatus of implementation, wherein 1. representing gas in high-temperature tank isothermal
2. compression process represents the adiabatic expansion of high-temperature gas in gas piston cylinder, 8. represent gas in cryogenic tank isothermal expansion
Process, 4. in gas piston cylinder cryogenic gas adiabatic compression process.
The effect of water pump 14,28 is to realize the liquid circulation in quotient's temperature tank and cryogenic tank so that liquids and gases are abundant
Isothermal expansion and isotherm compression are realized in contact.The constant-pressure gas storage device that water pump directly controls is by adjusting the Inlet and outlet water of water pump 21
It measures to adjust the gas pressure intensity in air accumulator 20, achievees the purpose that constant-pressure gas storage.
In conclusion the highway solar road lamp system of the present embodiment solves the highway sun in the prior art
The technical issues of operation of electric power system of energy circuit lamp system is unstable, and waste of energy is serious realizes highway solar road
The intelligent control of lamp system and the technique effect of electricity generation system even running.
Although preferred embodiments of the present invention have been described, but those skilled in the art once know basic creation
Property concept, then additional changes and modifications may be made to these embodiments.So appended claims be intended to be construed to include it is excellent
It selects embodiment and falls into all change and modification of the scope of the invention.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
God and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (7)
1. a kind of highway solar road lamp system, which is characterized in that the highway solar road lamp system includes：Road
Lamp remote control subsystem and solar energy power plant and compressed-air energy storage unit associations running gear；The street lamp remote control
The brightness of subsystem controls street lamp is intelligently adjusted；The solar energy power plant leads to compressed-air energy storage unit associations running gear
It crosses power grid and provides electric power safeguard for road lamp system；The street lamp remote control subsystem includes controller unit, environment light detection
Unit, passerby and vehicle detection unit, fault detection unit, highlighted driving unit and wireless communication unit；The ambient light inspection
Survey unit acquisition environmental light brightness, the passerby and vehicle detection unit detecting passerby and vehicle distances, the fault detect list
Member acquisition street lamp fault information, gathered data concentrate the feeding controller unit to be handled, the controller unit output
Pwm pulse controls the highlighted driving unit constant output current, realizes that street lamp brightness is intelligently adjusted, the controller unit leads to
It crosses the wireless communication unit and carries out data interaction with regulation and control center；The solar energy power plant joins with compressed-air energy storage unit
It closes running gear and includes solar energy power plant, compressed-air energy storage unit and heat-exchanger rig；The solar energy power plant is included too
Positive energy focusing device, heat dump, heat reservoir, steam generator, steam turbine, generator, power grid and condenser；The compression is empty
Gas energy storage unit includes high-temperature tank, caisson, first piston cylinder, the first liquid cell and the first drive apparatus；The heat exchange dress
It puts including First Heat Exchanger and water pump；The plunger shaft of the first piston cylinder by fluid pipeline respectively with high-temperature tank and the first liquid
Body pond is connected, and the piston rod of first piston cylinder connects the first drive apparatus, and the high-temperature tank is connected with caisson, the power grid
It is connected with the first drive apparatus by electric wire；The liquid of the First Heat Exchanger flow into end and outflow end successively with the first liquid cell
Liquid flow into end connected with outflow end, form the circulatory system of closing.The leaving condenser water mouth, water pump, First Heat Exchanger
Inlet and outlet, steam generator be sequentially connected, formed one-way system；The caisson includes transformation caisson
And constant-pressure gas storage device；The transformation caisson includes air accumulator；The constant-pressure gas storage device directly controls dress including water pump
It puts and piston controller；The water pump directly controls device and includes air accumulator, water pump, second liquid pond, and water pump passes through liquid
Pipeline is connected together with gas tank and second liquid pond；The piston controller includes air accumulator, second piston cylinder and second liquid pond,
The plunger shaft of second piston cylinder is connect by fluid pipeline with air accumulator and second liquid pond respectively, the piston rod of first piston cylinder
Coaxially it is connected with the piston rod of second piston cylinder.
2. highway solar road lamp system according to claim 2, which is characterized in that the compressed-air energy storage list
Member increases a cryogenic tank, third piston cylinder and third liquid cell, and the cryogenic tank connects the high-temperature tank and the air accumulator,
The plunger shaft of third piston cylinder is connected by fluid pipeline with the cryogenic tank and third liquid cell respectively, and the heat-exchanger rig increases
Add the second heat exchanger, the liquid of second heat exchanger flow into end and outflow end flowed into successively with the liquid of third liquid cell end and
Outflow end connects, and forms the circulatory system of closing.
3. highway solar road lamp system according to claim 2, which is characterized in that the compressed-air energy storage list
Member increases by two gas piston cylinders, and the air inlet of high-temperature tank is connected with the gas outlet of the first gas piston cylinder, the outlet of high-temperature tank
The air inlet of mouthful the second gas piston cylinder of connection, during energy storage, gas carries out adiabatic compression, temperature liter in the first gas piston cylinder
Height moves to high-temperature gas equipressure in high-temperature tank, carries out isotherm compression, and after the completion of compression, equipressure moves to the work of the second gas
In plug cylinder, carry out adiabatic expansion in the second gas piston cylinder, temperature reduces, by cryogenic gas equipressure move to air accumulator or
In cryogenic tank, prepare for isothermal expansion；During power generation, cryogenic gas carries out adiabatic compression, temperature in the second gas piston cylinder
Raising, then equipressure move to progress isothermal expansion power generation in high-temperature tank；Gas realizes gas between high temperature and low temperature with piston cylinder
Non-energy-consumption temperature transition.
4. highway solar road lamp system according to claim 3, which is characterized in that the piston rod of piston cylinder is independent
During setting, the piston rod of first piston cylinder connects the first drive apparatus；The piston rod of second piston cylinder connects the second drive apparatus,
The piston rod connection generating equipment of third piston cylinder.
5. highway solar road lamp system according to claim 1, which is characterized in that in the situation of solar energy abundance
Under, the electric energy that solar energy power plant is sent out supplies power grid, and power grid provides a part of electrical energy transportation and passed to the first drive apparatus, first
Dynamic equipment pushes the piston rod movement of first piston cylinder that gas is made to carry out isotherm compression in high-temperature tank, and isotherm compression process terminates
Afterwards, high pressure gas is moved to from high-temperature tank in caisson, the first drive apparatus pushes the piston rod movement of first piston cylinder
Extraneous low-pressure gas is made to enter high-temperature tank, the liquid in high-temperature tank returns to the first liquid cell, released in gas compression processes
Heat by First Heat Exchanger, to steam exhaust, condensed water heats；It is insufficient in solar energy, by high pressure gas
It is moved in high-temperature tank from caisson, high pressure gas carries out isothermal expansion in high-temperature tank, and air work pushes first piston
The piston rod movement of cylinder, the power generation of the first drive apparatus are transported to power grid.
6. highway solar road lamp system according to claim 2, which is characterized in that in the situation of solar energy abundance
Under, the high pressure gas part that isotherm compression in high-temperature tank generates is moved in air accumulator, another part moves to cryogenic tank
In or by the partial high pressure gas transfer to cryogenic tank in air accumulator, gas carries out isothermal expansion in cryogenic tank, and isothermal is swollen
After swollen process, steam exhaust heat is absorbed by the second heat exchanger and is used to heat the liquid in third liquid cell, improves solar energy
The steam exhaust condensation rate and efficiency of thermo-power station, while the electrical energy transportation that sends out of gas expansion for doing work is to power grid.
7. highway solar road lamp system according to claim 4, which is characterized in that during energy storage, the first transmission is set
Standby energy consumption drives the piston rod movement in first piston cylinder, the gas in isotherm compression high-temperature tank, the second drive apparatus energy consumption band
Piston rod movement in dynamic second piston cylinder, gas are moved to from high-temperature tank equipressure in air accumulator, the gas isothermal in cryogenic tank
The piston rod movement in third piston cylinder is expanded against, drives power generation；During power generation, the energy consumption of the second drive apparatus drives
Piston rod movement in second piston cylinder, gas equipressure from air accumulator are moved in high-temperature tank, and high pressure gas is in high-temperature tank
Isothermal expansion is carried out, the piston rod of first piston cylinder pushes the movement of the first drive apparatus, sends out electrical energy transportation to power grid.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711358344.XA CN108235534A (en) | 2017-12-17 | 2017-12-17 | A kind of highway solar road lamp system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711358344.XA CN108235534A (en) | 2017-12-17 | 2017-12-17 | A kind of highway solar road lamp system |
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| CN108235534A true CN108235534A (en) | 2018-06-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108842661A (en) * | 2018-07-02 | 2018-11-20 | 安徽昂然节能环保科技有限公司 | A kind of traffic information indicator being conveniently replaceable |
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| CN2844480Y (en) * | 2005-07-01 | 2006-12-06 | 陈尊山 | Circulating solar steam kinetic outputting equipment with auxiliary power-supply and compression energy accumulation |
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