CN117364557A - Pavement structure for wireless charging of new energy automobile and application method of pavement structure - Google Patents
Pavement structure for wireless charging of new energy automobile and application method of pavement structure Download PDFInfo
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- CN117364557A CN117364557A CN202311539289.XA CN202311539289A CN117364557A CN 117364557 A CN117364557 A CN 117364557A CN 202311539289 A CN202311539289 A CN 202311539289A CN 117364557 A CN117364557 A CN 117364557A
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S20/00—Supporting structures for PV modules
- H02S20/20—Supporting structures directly fixed to an immovable object
- H02S20/22—Supporting structures directly fixed to an immovable object specially adapted for buildings
- H02S20/26—Building materials integrated with PV modules, e.g. façade elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
- B60L53/12—Inductive energy transfer
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C11/00—Details of pavings
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C11/00—Details of pavings
- E01C11/24—Methods or arrangements for preventing slipperiness or protecting against influences of the weather
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C11/00—Details of pavings
- E01C11/24—Methods or arrangements for preventing slipperiness or protecting against influences of the weather
- E01C11/26—Permanently installed heating or blowing devices ; Mounting thereof
- E01C11/265—Embedded electrical heating elements ; Mounting thereof
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C7/00—Coherent pavings made in situ
- E01C7/08—Coherent pavings made in situ made of road-metal and binders
- E01C7/32—Coherent pavings made in situ made of road-metal and binders of courses of different kind made in situ
- E01C7/325—Joining different layers, e.g. by adhesive layers; Intermediate layers, e.g. for the escape of water vapour, for spreading stresses
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F11/00—Road engineering aspects of Embedding pads or other sensitive devices in paving or other road surfaces, e.g. traffic detectors, vehicle-operated pressure-sensitive actuators, devices for monitoring atmospheric or road conditions
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/32—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from a charging set comprising a non-electric prime mover rotating at constant speed
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
- H02N2/18—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing electrical output from mechanical input, e.g. generators
Abstract
The invention relates to a pavement structure for wireless charging of a new energy automobile and a use method thereof. The pavement structure comprises a photoelectric power generation pavement and a piezoelectric charging pavement: the photoelectric power generation pavement is used as a component of a pavement of a traffic lane and comprises a wearing layer, a protective layer, a power generation layer and a base layer, wherein most of power is used for the piezoelectric charging pavement, and the other part of power is used for luminous marking, street lamp illumination, self-snow-melting in winter and the like; the piezoelectric charging pavement is used as an emergency lane or an extension lane pavement on the right side of a lane and comprises a surface layer, a conductive layer, a power storage layer, a waterproof bonding layer and a base layer; the pavement structure transmits electric power by means of embedded cables. When the vehicle is used, a vehicle owner drives the new energy vehicle to a charging road surface and starts the in-vehicle control switch, and the electric energy converted by the light energy can be input into the vehicle to realize wireless charging in the driving process. The invention can solve the problems of crowding, queuing, low convenience and the like caused by the power supply of the centralized charging and replacing pile, and promotes the electrified development of road infrastructure.
Description
Technical Field
The invention belongs to the field of road infrastructure, and particularly relates to a pavement structure for wireless charging of a new energy automobile and a use method thereof, which have the advantages of clean power generation, efficient charging, land saving and the like.
Background
Consumption and emission of traffic energy are one of factors affecting climate change, and promotion of traffic electrification development is an important development direction. At present, the domestic new energy automobile is continuously promoted in the conservation amount, but the development of the construction of charging infrastructure is relatively lagged, the form is mainly a centralized charging and replacing station which occupies independently, the occupied area is large, the charging efficiency is low, and the charging requirement of the public can not be well met. In addition, the energy consumption of the additional functions provided for improving the road service level, such as night guidance and illumination, and winter self-snow-melting, is relatively high. Therefore, the road surface structure which adopts a clean energy power generation mode to realize wireless charging of the new energy automobile and can supply power for auxiliary facilities is explored by comprehensively considering the environment requirement and the high-efficiency utilization of traffic energy, and the problems can be effectively solved.
Chinese patent CN114182596a discloses a concrete pavement structure system capable of converting stored energy, the pavement structure system comprising: self-generating means for providing electrical energy; pavement structural layer: the energy storage layer is electrically connected with the self-generating device and is used for storing electric energy provided by the self-generating device, and the energy conversion layer is connected with the energy storage layer and is used for converting the electric energy provided by the energy storage layer into heat energy to be conducted to the upper layer. According to the application, solar energy or wind energy is converted into electric energy and stored in the concrete battery, the electric energy can be converted into heat energy when a road surface is frozen and is transmitted to the upper layer, so that ice and snow on the road can be removed, in addition, vehicles on the road can be charged wirelessly through the wireless transmission module, and the utilization rate of a road surface structure is improved. However, the scheme of the patent application has larger modification to the pavement structure, and simultaneously needs to be provided with a solar energy receiving device and a wind energy conversion device, so that the structural arrangement has poor compatibility with the original pavement structure.
Disclosure of Invention
Aiming at the non-environmental protection and single concentration of the existing charging infrastructure, the invention provides a pavement structure for wireless charging of a new energy automobile and a use method thereof. The pavement structure for wireless charging of the new energy automobile has the advantages of clean power generation, efficient charging, land saving and the like.
The aim of the invention can be achieved by the following technical scheme:
the invention provides a pavement structure for wireless charging of a new energy automobile, which comprises the following components: a photoelectric power generation road surface and a piezoelectric charging road surface;
the photoelectric power generation pavement is used as a component of a traffic lane pavement, and the piezoelectric charging pavement is used as an emergency lane or an expansion lane pavement on the right side of the traffic lane pavement;
the photoelectric power generation pavement comprises a wearing layer, a protective layer, a power generation layer and a first base layer; the abrasion layer is a top layer of the pavement, the first base layer is positioned below the abrasion layer, the protective layer is positioned in the first base layer, the power generation layer is arranged in a groove of the protective layer or between the abrasion layer and the protective layer, and the abrasion layer and the protective layer are transparent;
the piezoelectric charging pavement comprises a surface layer, a conductive layer, a power storage layer, a waterproof bonding layer and a second base layer;
The surface layer is a top layer of the pavement, the second base layer is positioned below the surface layer, a groove is formed in the second base layer, the conductive layer and the electricity storage layer are positioned in the groove, the electricity storage layer and the second base layer are bonded through a waterproof bonding layer, and the conductive layer is positioned between the surface layer and the electricity storage layer in the vertical direction;
the inside of the photoelectric power generation pavement, the inside of the piezoelectric charging pavement and the inside of the piezoelectric power generation pavement are connected by cables, so that electric power is transmitted;
the electric energy stored in the piezoelectric charging pavement can be used for street lamp illumination after being converted.
In one embodiment of the invention, the number of the unidirectional lanes of the photoelectric power generation pavement is 1-8, the width of a single lane is 3.50-3.75 m, and the design speed of the photoelectric power generation pavement is 40km/h-120km/h.
In one embodiment of the invention, the number of the unidirectional lanes of the piezoelectric charging pavement is 1-2, the width of a single lane is 2.8-3.2 m, and the design speed of the piezoelectric charging pavement is 30km/h-80km/h.
In one embodiment of the invention, the wearing layer consists of aggregate and a film, wherein the aggregate is distributed in the film and on the surface of the film, the aggregate consists of quartz particles, the film is a carbon nano tube film or a polyester film, and the thickness of the wearing layer is 20-60 mm. On the one hand, the quartz sand is high-purity transparent quartz particles, so that the light transmittance of the pavement structure can be ensured; on the other hand, particles exist in the wearing layer and on the surface of the wearing layer, so that the friction coefficient of the road surface can be increased, the safety coefficient is improved, and the running requirement of a vehicle is met.
In one embodiment of the invention, the protective layer is formed by mixing transparent olefin toughened polystyrene resin and crushed toughened glass to form a mixture, and is assembled by taking epoxy resin as a cementing material, wherein the thickness of the protective layer is 10mm-30mm.
In one embodiment of the present invention, the power generation layer includes a solar cell, a first storage battery, a first inverter, an embedded LED lamp, a microprocessor, and a first control switch; the solar cells are distributed at intervals along the driving direction; the first storage battery is vertically arranged below the solar battery at intervals and is arranged at intervals with the lower edge of the solar battery; the first inverter is vertically arranged below the solar battery at intervals and is arranged with the first storage battery at intervals along the driving direction; the embedded LED lamps are paved by taking the groups as units, the LED lamps in the groups are arranged at intervals along the driving direction, and the adjacent groups are arranged at intervals; the microprocessor is vertically arranged below the solar battery at intervals, is arranged with the solar battery at intervals along the driving direction, and is arranged with the first inverter at intervals along the horizontal direction; the first control switch is vertically arranged below the solar cell at intervals and is arranged with the first inverter along the driving direction;
The solar battery, the first storage battery, the first inverter, the microprocessor and the first control switch are sequentially connected through cables.
In one embodiment of the present invention, the solar cell is a crystalline silicon cell or a thin film cell, and the dimensions of the crystalline silicon cell are as follows: the thin film battery has a length of 1.50m, a width of 2.00m, a thickness of 0.10m, and a dimension of 2.00m, a width of 2.00m, and a thickness of 0.05m, and is arranged at intervals of 6.0m-12.0m along the running direction.
In one embodiment of the invention, the first storage battery is vertically spaced from 0.1m to 0.2m below the solar cell and is spaced from the lower edge of the solar cell by 0.3m to 0.5m; the first storage battery technical parameter is 12 V.400 AH, and the size is 0.50mX0.24mX0.22m.
In one embodiment of the invention, the first inverter is vertically spaced from the first storage battery by 0.3m to 0.5m along the driving direction, and is arranged below the solar battery by 0.1m to 0.2 m; the first inverter size is 0.25m x 0.18m x 0.08m.
In one embodiment of the invention, the rated power of the embedded LED lamps is 15W, the embedded LED lamps are paved according to the highway marking standard by taking groups as units, the number of each group of LED lamps is 10-15, the distance between each two adjacent LED lamps in the travelling direction is 0.4m-0.6m, and the distance between the adjacent LED lamps in the travelling direction is 9.0m.
In one embodiment of the invention, the microprocessor is circular, has a radius of 0.05m-0.10m, a thickness of 0.02m-0.04m, a vertical interval of 0.1m-0.2m, is arranged below the solar cell, is spaced from the solar cell by 0.3m-0.5m along the driving direction, and is spaced from the first inverter by 0.4m-0.8m along the horizontal direction.
In one embodiment of the present invention, the first control switch has a size of 0.16mx0.08mx0.10m, and a vertical interval of 0.1m-0.2m is arranged below the solar cell and spaced from the first inverter by 0.6m-1.0m along the driving direction.
In one embodiment of the present invention, the material of the first base layer is cement concrete or reinforced concrete, and the paving thickness is 200-380mm.
In one embodiment of the invention, the surface layer is an asphalt concrete layer with the thickness of 40mm-60mm, wherein the asphalt concrete layer is formed by modifying epoxy asphalt by using vapor-phase growth tubular highly graphitized carbon nanofibers as a modifier.
In one embodiment of the invention, the conductive layer is an asphalt concrete layer with one or more of carbon fibers or flake graphite as a conductive additive, the thickness is 60mm-80mm, a conductive net is embedded in the asphalt concrete layer, the conductive net is arranged in a form of 0.6mX0.6mgrid, and the total width of the grid is 2.4m-3.0m.
In one embodiment of the present invention, the power storage layer includes a second storage battery, a second inverter, an over-current and over-voltage protector, and a second control switch;
the second storage battery is arranged at intervals along the driving direction, the second inverter is vertically arranged below the second storage battery at intervals along the driving direction and is arranged at intervals with the bottom end of the second storage battery, the over-current voltage protector is vertically arranged below the second storage battery at intervals along the driving direction and is arranged at intervals with the second inverter, the second control switch is a pressure sensitive switch and is vertically arranged below the second storage battery at intervals along the driving direction and is arranged at intervals with the second inverter, and the horizontal direction and the over-current voltage protector are arranged at intervals;
the solar battery, the second storage battery, the second control switch, the second inverter and the conductive network are connected through cables, and the overcurrent and overvoltage protector is used for being started when the current or the voltage in the loop is overlarge, so that the loop is disconnected, and charging is suspended.
In one embodiment of the present invention, the second battery technical parameter is 12v·200ah, the size is 0.80m×0.56m×0.28m, and the second battery technical parameter is arranged at intervals of 10.0m to 15.0m along the traveling direction.
In one embodiment of the invention, the second inverter has a dimension of 0.25m×0.18m×0.08m, and a vertical interval of 0.1m-0.2m is arranged below the second storage battery and spaced from the bottom end of the second storage battery by 0.2m-0.4m along the traveling direction.
In one embodiment of the invention, the over-current and over-voltage protector has the size of 0.38mX0.26mX0.08 m, the over-voltage adjustable range of 230V-300V, the over-current adjustable range of 1A-63A, and the vertical interval of 0.1m-0.2m below the second storage battery and the interval of 0.2m-0.4m from the second inverter along the driving direction.
In one embodiment of the present invention, the second control switch has a size of 0.18m×0.06m, a vertical interval of 0.1m to 0.2m is provided below the second battery, a distance of 0.2m to 0.4m is provided from the second inverter in the driving direction, and a distance of 0.3m to 0.5m is provided from the overcurrent and overvoltage protector in the horizontal direction.
In one embodiment of the invention, the waterproof bonding layer is made of rubber asphalt, and the paving thickness is 10-30 mm.
In one embodiment of the present invention, the material of the second base layer is cement concrete or reinforced concrete, and the paving thickness is 200-380mm.
In one embodiment of the present invention, the thickness of the wearing layer, the first base layer and the second base layer is a net thickness, and when the wearing layer, the first base layer and the second base layer are groove structures, the net thickness is the bottom thickness of the groove structures; when it is a "back" structure, the net thickness is the sum of the top and bottom thicknesses.
In the scheme of the invention, the photoelectric power generation pavement is a component part of a traffic lane pavement, the piezoelectric charging pavement is an emergency traffic lane or an expansion traffic lane pavement on the right side of the traffic lane pavement, and the area using the invention selects the number, the combination form and the additional functions of the traffic lanes of the two pavement according to traffic requirements, economic level, climate conditions and the like;
When the pavement of the traffic lane is selected from a combination of a photoelectric power generation pavement and a common asphalt pavement, the common asphalt pavement is used as a fast traffic lane close to the center line of the road, and the photoelectric power generation pavement is used as a slow traffic lane on the right side of the photoelectric power generation pavement.
The invention further provides a using method of the pavement structure for wireless charging of the new energy automobile, which comprises the following steps:
the method comprises the steps that firstly, a photoelectric power generation pavement generates power by utilizing a solar battery, and electric energy converted by solar energy is transmitted and directly stored in a first storage battery and a second storage battery;
step two, when the night is reached, the microprocessor senses that the illumination intensity is insufficient, so that the first control switch is closed, and direct current stored in the first storage battery is converted into alternating current through the first inverter and is used for traffic marks, signs or street lamps formed by the embedded LED lamps;
step three, when the temperature of the pavement in winter is below 0 ℃, the microprocessor senses that the temperature is too low, so that the first control switch is closed, and current is transmitted to the wearing layer through the cable to heat, melt ice and snow;
step four, when a new energy automobile equipped with conductive tires runs to a piezoelectric charging road surface, the second control switch senses that the surface is pressed to a set load, and the second control switch is automatically closed; when a vehicle owner needs to charge, a driving charging switch in the new energy vehicle is required to be closed, direct current stored in the second storage battery is converted into alternating current through the second inverter, the alternating current is transmitted to the conductive network through the cable, and the charging in the driving process is realized by means of the conductivity of the surface layer and the conductive tyre;
And fifthly, if the current or voltage in the loop is overlarge due to special conditions, starting the overcurrent and overvoltage protector, disconnecting the loop, and suspending charging.
In one embodiment of the invention, the microprocessor controls the input and output of electric power by closing or opening the first control switch and the second control switch according to the application scene;
when the new energy automobile runs to the piezoelectric charging road surface, and the second control switch and the running charging switch in the automobile are simultaneously closed, the road surface can supply power for the automobile.
In one embodiment of the invention, the new energy automobile charged by the invention adopts a conductive tire, and a control switch for driving charging is arranged in the automobile.
The working principle of the invention is as follows: the photoelectric power generation pavement is adopted to generate power by utilizing solar energy, a small part of electric energy is directly stored in the first storage battery, and after direct current is converted into alternating current by the first inverter, the alternating current is used for melting ice in winter, luminous marking and street lamp illumination; most of the electric energy is stored into the second storage battery through the cable and is used for charging the new energy automobile: when a new energy automobile equipped with conductive tires runs to a piezoelectric charging road surface, the second control switch is closed after being pressed to a set load, a vehicle owner closes a driving charging switch in the automobile, the stored electricity in the second storage battery converts direct current into alternating current through the second inverter and is transmitted to the surface layer through the embedded cable, and wireless charging in the driving process is realized by transmitting the direct current to the inside of the automobile through the conductive mesh embedded in the surface layer and the conductive tires equipped with the automobile; if the current or voltage in the loop is overlarge due to special conditions, the overcurrent and overvoltage protector is started, the loop is disconnected, and the charging is suspended.
Compared with the prior art, the invention has the following advantages:
1. the road performance is better: compared with the traditional road, the road surface structure combination adopted by the invention is more intelligent and humanized, and has more excellent safety, skid resistance and travelling comfort; the wearing layer adopted by the invention is of a tough structure, particles are added on the surface and inside of the film, so that the wear resistance, the skid resistance and the compression resistance of the pavement are enhanced, and the safe running and the running comfort of the vehicle are ensured;
2. collect clean electricity generation and wireless charging in an organic whole, energy-concerving and environment-protective: the pavement structure combination design adopted by the invention utilizes the protective layer to improve the light transmittance of the power generation module, greatly improves the utilization rate and the power generation efficiency of solar energy, and weakens the influence of non-clean energy power generation on the environment; the toughening effect is achieved, the solar cell is protected, and the service life of the pavement is prolonged; the piezoelectric charging pavement material adopted by the invention is epoxy asphalt concrete modified by nano graphite, has good pressure sensitivity and fatigue resistance, obviously reduces the resistance of the pavement where the track is located when an automobile runs to the charging pavement, improves the battery conversion rate, and reduces the electric energy loss in the charging process;
3. The charging method is efficient and quick, and takes the people as the following: the invention is based on solving the problems of crowded queuing, low convenience and the like caused by the power supply of the centralized charging pile, and designs a pavement structure combination capable of realizing wireless charging in the driving process, thereby intelligently and efficiently meeting the requirements of novel traffic functions;
4. greatly saves land and has high economic benefit: aiming at the defects of large occupied area, low charging efficiency and the like of an independent occupied centralized charging and replacing station, the invention converts the existing road land into a novel road asset with two functions of transportation and new energy automobile power supply, saves the construction land of charging infrastructure and greatly improves economic benefit;
5. additional functions are various, and the operation is more intelligent: the photovoltaic power generation pavement adopted by the invention has the advantages that the microprocessor senses the illumination intensity and the pavement temperature, and marks, graticules, signs and roadside lamps formed by the embedded LED lamps can be controlled to emit light at night; the temperature of the road surface can be monitored in winter, and ice and snow can be melted in time.
Drawings
Fig. 1 is a schematic diagram of a road surface structure for wireless charging of a new energy automobile in embodiment 1 of the present invention;
fig. 2 is a schematic structural diagram of a photoelectric power generation pavement of a pavement structure for wireless charging of a new energy automobile in embodiment 1 of the present invention;
Fig. 3 is a schematic structural diagram of a photoelectric power generation pavement of a pavement structure for wireless charging of a new energy automobile in embodiment 3 of the present invention;
fig. 4 is a schematic structural diagram of a piezoelectric charging pavement of the pavement structure for wireless charging of a new energy automobile in embodiment 3 of the present invention;
fig. 5 is a schematic diagram of the working principle of the power supply mechanism of the pavement structure for wireless charging of the new energy automobile in embodiment 1 of the invention.
The labels in the figures are as follows:
the solar energy power generation device comprises a 1-wearing layer, a 2-protection layer, a 3-power generation layer, a 4-first base layer, a 5-surface layer, a 6-conducting layer, a 7-power storage layer, an 8-waterproof bonding layer, a 9-second base layer, a 10-cable, an 11-street lamp, a 31-solar cell, a 32-first storage battery, a 33-first inverter, a 34-embedded LED lamp, a 35-microprocessor, a 36-first control switch, a 61-conducting network, a 71-second storage battery, a 72-second inverter, a 73-over-voltage protector and a 74-second control switch.
Detailed Description
The invention will now be described in detail with reference to the drawings and specific examples.
Example 1
The embodiment is suitable for the areas with larger storage quantity and large traffic volume of the new energy automobiles: the total number of lanes is sixteen bidirectional lanes, wherein a photovoltaic power generation pavement is used as a pavement of a lane, twelve bidirectional lanes are adopted, the width of the lane is 3.75 meters, and the design speed is 120km/h; the piezoelectric charging road surface is used as an expanding road surface on the right side of a traffic lane, a bidirectional four-lane road surface is adopted, the width of the road surface is 3.2 meters, and the design speed is 80km/h.
Referring to fig. 1 and 2, a schematic structural diagram of a photoelectric power generation pavement according to the present invention includes: wearing layer 1, protective layer 2, power generation layer 3, first basic unit 4.
In particular applications, the groove-type reinforced cement concrete structure of the first base layer 4 is cast in situ. To ensure that the pavement structure has sufficient load-bearing capacity, the first base layer 4 has a total laying thickness of 380mm. And after the curing period is finished, a groove-type transparent olefin toughened polystyrene resin layer is cast on the mold, the thickness of the resin layer is 15mm, and the doping amount of toughened glass of the groove-type resin layer is 15% of the total mass. After the relevant components of the power generation layer 3 are installed in the groove, a 15mm plate type transparent olefin toughened polystyrene resin layer is poured on the power generation layer, and the doping amount of toughened glass of the plate type resin layer is 20% of the total mass. After it has completely dried, the wearing layer 1 is applied, with a thickness of 40mm.
In particular, channels are reserved for the cable 10 during in-situ molding.
The wearing layer 1 of this example is composed of an aggregate composed of quartz sand and a polyester film, the aggregate being distributed in and on the film surface with a thickness of 40mm. On the one hand, the quartz sand is high-purity transparent quartz particles, so that the light transmittance of the pavement structure can be ensured; on the other hand, particles exist in the wearing layer and on the surface of the wearing layer, so that the friction coefficient of the road surface can be increased, the safety coefficient is improved, and the running requirement of a vehicle is met.
The main material of the protective layer 2 in the embodiment is transparent olefin toughened polystyrene resin, which has three functions, namely, the light transmittance of the protective layer 2 is utilized to improve the light transmittance of the power generation module and the generated energy of the power generation layer 3; secondly, by utilizing the elasticity of the power generation layer, when the vehicle load acts on the pavement structure to enable the power generation layer 3 to be extruded from the upper part and the side wall of the groove, the core power generation module is prevented from being extruded to be damaged; thirdly, the waterproof performance is utilized to isolate water vapor possibly penetrating into the power generation module from the road surface or the roadbed, and short circuit or permanent damage of electronic elements caused by water erosion is prevented. Therefore, the protective layer 2 needs to cover the whole area of the groove, including the bottom surface and the inner wall side surface, and after the complete drying, the power generation layer 3 is installed to complete capping. And during capping, the top surface and the side wall of the groove, the protective layer 2 and the first base layer 4 and the power generation layer 3 are bonded and fixed through a high-light-transmittance adhesive, so that the bonding is tight.
The power generation layer 3 of the present embodiment includes a solar cell 31, a first storage battery 32, a first inverter 33, an embedded LED lamp 34, a microprocessor 35, and a first control switch 36. Wherein, the solar cell 31 adopts a film cell of 2.00m multiplied by 0.05m, and is distributed every 8m along the driving direction; the first storage battery 32 adopts the technical parameters of 12 V.400 AH, the size is 0.50mX0.24mX0.22m, the vertical interval is 0.2m and is arranged below the solar battery 31, and the vertical interval is 0.4m from the first storage battery 32 along the driving direction; the first inverter 33 has a size of 0.25m×0.18m×0.08m, and a vertical interval of 0.2m is provided below the solar cell 31, and is spaced from the first storage battery 32 by 0.4m in the traveling direction; the rated power of the adopted embedded LED lamps 34 is 15W, each group is 15, the distance between the LED lamps in the group along the driving direction is 0.4m, and the distance between the adjacent lamp groups is 9m; the microprocessor 35 is circular, has a radius of 0.05m, a thickness of 0.02m and a vertical interval of 0.2m, and is arranged below the solar cell 31, and is spaced 0.8m from the first inverter 33 in the horizontal direction; the first control switch 36 has a size of 0.16m×0.08m×0.10m, and a vertical interval of 0.2m is provided below the solar cell 31 at a distance of 1.0m from the first inverter 33 in the driving direction. In actual installation, the cables 10 are used to connect in the following order: a solar cell 31, a first storage battery 32, a first inverter 33, a microprocessor 35, and a first control switch 36.
As shown in fig. 4, a schematic structural diagram of a piezoelectric charging pavement according to the present embodiment includes: the surface layer 5, the conductive layer 6, the electricity storage layer 7, the waterproof bonding layer 8 and the second base layer 9.
In specific application, the step groove type reinforced cement concrete structure of the second base layer 9 is cast in situ. To ensure that the pavement structure has a sufficient load-bearing capacity, the second substrate 9 has a total laying thickness of 300mm. And after the curing period is finished, uniformly paving the waterproof bonding layer 8 on all inner surfaces of the step groove, wherein the thickness is 20mm. After the rubber asphalt is completely air-dried, relevant parts of the electricity storage layer 7 are fixed, pore channels are reserved, cables are laid, and a 10mm olefin toughened polystyrene resin plate is cast on the pore channels. After the resin plate is completely cured, a conductive layer 6 with the total thickness of 70mm is additionally paved, and finally a surface layer 5 is paved on site with the thickness of 50mm.
The surface layer 5 of the embodiment is epoxy asphalt concrete which takes vapor-phase growth tubular highly graphitized carbon nano fibers with the mass ratio of 5.5% as a modifier, and the paving thickness is 50mm. The modifier is made of dolomite, so that the modifier has better self-healing capacity and higher conductive efficiency.
The conductive layer 6 of this example was an asphalt concrete layer using carbon fiber with a mass ratio of 4% and flake graphite with a mass ratio of 10% as a modifier, and was laid to a total thickness of 70mm. In the concrete construction, the position of the pore canal is reserved, the cable is paved, 40mm of modified asphalt concrete is paved on site, the conductive net 61 with the total width of 3.0m and arranged in a 0.6mx0.6mlattice form is embedded, and then 30mm of modified asphalt concrete is paved.
The electricity storage layer 7 of the present embodiment includes a second storage battery 71, a second inverter 72, an over-current and over-voltage protector 73, and a second control switch 74. Wherein, the technical parameter adopted by the second storage battery 71 is 12 V.200AH, the size is 0.80m multiplied by 0.56m multiplied by 0.28m, and one storage battery is arranged every 10.0m along the driving direction; the second inverter 72 has a size of 0.25m×0.18m×0.08m, and a vertical interval of 0.2m is provided below the second battery 71, and is spaced from the bottom end of the second battery 71 by 0.4m in the traveling direction; the adopted overcurrent and overvoltage protector 73 has the size of 0.38mX0.26mX0.08 m, the overvoltage adjustable range of 230V-300V, the overcurrent adjustable range of 1A-63A, the vertical interval of 0.2m is arranged below the second storage battery 71, and the interval between the overcurrent protector and the second inverter 72 is 0.4m along the driving direction; the second control switch 74 has a size of 0.18m×0.06m, a vertical interval of 0.2m is provided below the second battery 71, and is spaced 0.4m from the second inverter 72 in the driving direction, and a horizontal interval is spaced 0.5m from the over-current protector 73.
The working principle of the power supply mechanism of the present embodiment is as shown in fig. 5, the solar cell 31 obtains solar energy, converts the solar energy into electric energy, and then transmits and stores the electric energy into the first storage battery 32 and the second storage battery 71. When entering the night, the microprocessor 35 senses that the illumination intensity is insufficient, so that the first control switch 36 is closed, and the direct current stored in the first storage battery 32 is converted into alternating current through the first inverter 33 for use by the traffic marking, sign or street lamp 11 formed by the embedded LED lamp 34. When the temperature of the road surface is below 0 ℃ in winter, the microprocessor 35 senses that the temperature is too low, so that the first control switch 36 is closed, and current is transmitted to the wearing layer 1 through the cable to generate heat, melt ice and melt snow. When the new energy automobile equipped with the conductive tire runs to the piezoelectric charging road surface, the second control switch 74 senses that the surface is pressed to the set load, and the second control switch 74 is automatically closed; when the vehicle owner needs to charge, the driving charging switch in the new energy vehicle needs to be closed, the direct current stored in the second storage battery 71 is converted into alternating current through the second inverter 72, the alternating current is transmitted to the conductive network 61 through the cable, and the charging in the driving process is realized by means of the conductivity of the surface layer 5 and the conductive tyre. If the current or voltage in the circuit is too high due to a special situation, the overcurrent and overvoltage protector 73 is started, the circuit is disconnected, and the charging is suspended.
Example 2
The embodiment is suitable for the areas with medium storage quantity and large traffic volume of the new energy automobiles: the total number of lanes is two-way fourteen lanes, wherein the pavement of the express way close to the central line adopts common asphalt concrete as paving material, two-way six lanes are adopted, the width of the lanes is 3.75 meters, and the design speed is 100km/h; the photovoltaic power generation pavement is used as a slow lane pavement, a bidirectional four-lane pavement is adopted, the lane width is 3.75 meters, and the design speed is 80km/h; the piezoelectric charging road surface is used as an expanding road surface on the right side of a traffic lane, a bidirectional four-lane road surface is adopted, the width of the road surface is 3.2 meters, and the design speed is 60km/h.
In this embodiment 2, only the modifier content, the paving thickness, the implementation method and the paving thickness of the second base layer 9 of the main structural layer of the photovoltaic power generation pavement have slight differences from those of embodiment 1, and the technical parameters, the spatial positions and the like of each component in the power generation layer 3, the conductive layer 6 and the power storage layer 7 are the same, and no description is repeated.
For the photovoltaic power generation pavement of this embodiment, the groove-type reinforced cement concrete structure of the first base layer 4 is cast in place at the time of specific application. To ensure that the pavement structure has sufficient load-bearing capacity, the first substrate 4 has a total laying thickness of 350mm. And after the curing period is finished, a groove-type transparent olefin toughened polystyrene resin layer is cast on the mold, the thickness is 10mm, and the doping amount of toughened glass of the groove-type resin layer is 10% of the total mass. After the relevant components of the power generation layer 3 are installed in the groove, a 10mm plate type transparent olefin toughened polystyrene resin layer is poured on the power generation layer, and the doping amount of toughened glass of the plate type resin layer is 15% of the total mass. After it has completely dried, the wearing layer 1 is applied, with a thickness of 40mm.
For the piezoelectric charging pavement of this embodiment, the stepped channel-type reinforced cement concrete structure of the second base layer 9 is cast in place at the time of specific application. To ensure that the pavement structure has sufficient load-bearing capacity, the second substrate 9 has a total laying thickness of 280mm.
Example 3
The embodiment is suitable for the areas with smaller storage quantity and medium traffic volume of the new energy automobiles: the total number of lanes is two-way eight lanes, wherein a fast lane pavement close to the central line adopts common asphalt concrete as a paving material, two-way four lanes are adopted, the lane width is 3.75 meters, and the design speed is 80km/h; the photovoltaic power generation pavement is used as a slow lane pavement, two bidirectional lanes are adopted, the width of each lane is 3.75 meters, and the design speed is 60km/h; the piezoelectric charging road surface is used as an expanding road surface on the right side of a traffic lane, two-way two lanes are adopted, the width of the lane is 3.0 meters, and the design speed is 40km/h.
As shown in fig. 3, the photovoltaic power generation road surface structure of the present embodiment includes: wearing layer 1, protective layer 2, power generation layer 3, first basic unit 4. Unlike in example 1, the constituent materials and thicknesses of the partial structures were changed.
In particular applications, the groove-type cement concrete structure of the first base layer 4 is prefabricated in a factory. To ensure that the pavement structure has a sufficient load-bearing capacity, the total laying thickness of the first base layer 4 is 300mm. And after the curing period is finished, a groove-type transparent olefin toughened polystyrene resin layer is cast on the mold, the thickness is 10mm, and the doping amount of toughened glass of the groove-type resin layer is 10% of the total mass. After the relevant components of the power generation layer 3 are installed in the tank, the wearing layer 1 is added, and the thickness thereof is 30mm.
In particular, channels are reserved for the cable 10 during in-situ molding.
The wearing layer 1 of this example is composed of an aggregate composed of quartz sand and a carbon nanotube film, the aggregate being distributed in the film and on the film surface, and the thickness being 30mm.
The protective layer 2 of this example had a net thickness of 10mm and was carried out in the same manner as in example 1.
The power generation layer 3 of the present embodiment includes a solar cell 31, a first storage battery 32, a first inverter 33, an embedded LED lamp 34, a microprocessor 35, and a first control switch 36. Wherein, the solar cell 31 adopts a crystalline silicon cell of 1.50m multiplied by 2.00m multiplied by 0.10m, and is distributed every 12m along the driving direction; the first storage battery 32 adopts the technical parameters of 12 V.400 AH, the size is 0.50mX0.24mX0.22m, the vertical interval is 0.1m and is arranged below the solar battery 31, and the vertical interval is 0.4m from the first storage battery 32 along the driving direction; the first inverter 33 has a size of 0.25m×0.18m×0.08m, and a vertical interval of 0.1m is provided below the solar cell 31, and is spaced from the first storage battery 32 by 0.4m in the traveling direction; the rated power of the adopted embedded LED lamps 34 is 15W, 10 LED lamps in each group are arranged at a distance of 0.6m along the driving direction, and the distance between adjacent lamp groups is 9.0m; the microprocessor 35 is circular, has a radius of 0.08m, a thickness of 0.04m and a vertical interval of 0.1m, and is arranged below the solar cell 31, and is spaced 0.4m from the first inverter 33 in the horizontal direction; the first control switch 36 has a size of 0.16m×0.08m×0.10m, and a vertical interval of 0.1m is provided below the solar cell 31 at a distance of 0.6m from the first inverter 33 in the driving direction. In actual installation, the cables 10 are used to connect in the following order: a solar cell 31, a first storage battery 32, a first inverter 33, a microprocessor 35, and a first control switch 36.
As shown in fig. 4, the piezoelectric charging road surface of the present embodiment includes: the surface layer 5, the conductive layer 6, the electricity storage layer 7, the waterproof bonding layer 8 and the second base layer 9. Unlike in example 1, the constituent materials and thicknesses of the partial structures were changed.
In particular applications, the stepped channel cement concrete structure of the second base layer 9 is cast in situ. To ensure that the pavement structure has sufficient load-bearing capacity, the second substrate 9 has a total laying thickness of 240mm. And after the curing period is finished, uniformly paving the waterproof bonding layer 8 on all inner surfaces of the step groove, wherein the thickness is 10mm. After the rubber asphalt is completely air-dried, relevant parts of the electricity storage layer 7 are fixed, pore channels are reserved, cables are laid, and a 10mm olefin toughened polystyrene resin plate is cast on the pore channels. After the resin plate is completely cured, a conductive layer 6 with the total thickness of 60mm is additionally paved, and finally a surface layer 5 is paved on site with the thickness of 40mm.
The surface layer 5 of the embodiment is epoxy asphalt concrete which takes vapor-phase growth tubular highly graphitized carbon nano fibers with the mass ratio of 4.0% as a modifier, and the paving thickness is 40mm.
The conductive layer 6 of this example was an asphalt concrete layer using 3.5% by mass of carbon fibers and 8% by mass of flake graphite as a modifier, and was laid to a total thickness of 60mm. In the concrete construction, the position of the pore canal is reserved, the cable is paved, 30mm of modified asphalt concrete is paved on site, the conductive net 61 with the total width of 2.4m and arranged in a 0.6mX0.6mgrid form is embedded, and then 30mm of modified asphalt concrete is paved.
The electricity storage layer 7 of the present embodiment includes a second storage battery 71, a second inverter 72, an over-current and over-voltage protector 73, and a second control switch 74. Wherein, the technical parameter adopted by the second storage battery 71 is 12 V.200AH, the size is 0.80m multiplied by 0.56m multiplied by 0.28m, and one storage battery is distributed every 15.0m along the driving direction; the second inverter 72 has a size of 0.25m×0.18m×0.08m, and a vertical interval of 0.1m is provided below the second battery 71, and is spaced from the bottom end of the second battery 71 by 0.3m in the traveling direction; the adopted overcurrent and overvoltage protector 73 has the size of 0.38mX0.26mX0.08 m, the overvoltage adjustable range of 230V-300V, the overcurrent adjustable range of 1A-63A, the vertical interval of 0.1m is arranged below the second storage battery 71, and the interval between the overcurrent protector and the second inverter 72 is 0.3m along the driving direction; the second control switch 74 has a size of 0.18m×0.06m, a vertical interval of 0.1m is provided below the second battery 71, and is spaced 0.3m from the second inverter 72 in the driving direction, and a horizontal interval of 0.4m from the over-current protector 73.
The working principle of the power supply mechanism of the present embodiment is as shown in fig. 5, the solar cell 31 obtains solar energy, converts the solar energy into electric energy, and then transmits and stores the electric energy into the first storage battery 32 and the second storage battery 71. When entering the night, the microprocessor 35 senses that the illumination intensity is insufficient, so that the first control switch 36 is closed, and the direct current stored in the first storage battery 32 is converted into alternating current through the first inverter 33 for use by the traffic marking, sign or street lamp 11 formed by the embedded LED lamp 34. When the temperature of the road surface is below 0 ℃ in winter, the microprocessor 35 senses that the temperature is too low, so that the first control switch 36 is closed, and current is transmitted to the wearing layer 1 through the cable to generate heat, melt ice and melt snow. When the new energy automobile equipped with the conductive tire runs to the piezoelectric charging road surface, the second control switch 74 senses that the surface is pressed to the set load, and the second control switch 74 is automatically closed; when the vehicle owner needs to charge, the driving charging switch in the new energy vehicle needs to be closed, the direct current stored in the second storage battery 71 is converted into alternating current through the second inverter 72, the alternating current is transmitted to the conductive network 61 through the cable, and the charging in the driving process is realized by means of the conductivity of the surface layer 5 and the conductive tyre. If the current or voltage in the circuit is too high due to a special situation, the overcurrent and overvoltage protector 73 is started, the circuit is disconnected, and the charging is suspended.
Example 4
The embodiment is suitable for the areas with smaller storage quantity and small traffic volume of the new energy automobile: the total number of lanes is two-way six lanes, wherein the pavement of the express way close to the central line adopts common asphalt concrete as paving material, two-way lanes are adopted, the width of the lanes is 3.75 meters, and the design speed is 60km/h; the photovoltaic power generation pavement is used as a slow lane pavement, two bidirectional lanes are adopted, the width of each lane is 3.50 meters, and the design speed is 40km/h; the piezoelectric charging road surface is used as an expanding road surface on the right side of a traffic lane, two-way two lanes are adopted, the width of the lane is 2.8 meters, and the design speed is 30km/h.
In the embodiment 4, only the modifier content, the paving thickness, the implementation method and the paving thickness of the main structural layer of the photovoltaic power generation pavement have slight differences from those of the embodiment 3, and the technical parameters, the spatial positions and the like of each part in the power generation layer 3, the conductive layer 6 and the power storage layer 7 are the same, so that no description is repeated.
For the photovoltaic power generation pavement of this embodiment, the groove-type cement concrete structure of the first base layer 4 is cast in place at the time of specific application. To ensure that the pavement structure has sufficient load-bearing capacity, the first base layer 4 has a total laying thickness of 280mm. And after the curing period is finished, a groove-type transparent olefin toughened polystyrene resin layer is cast on the mold, the thickness is 10mm, and the doping amount of toughened glass of the groove-type resin layer is 8% of the total mass. After the relevant components of the power generation layer 3 are installed in the tank, the wearing layer 1 is added, and the thickness of the wearing layer is 20mm. For the piezoelectric charging pavement of this embodiment, the stepped groove type cement concrete structure of the second base layer 9 is cast in place at the time of specific application. To ensure that the pavement structure has sufficient load-bearing capacity, the second substrate 9 has a total laying thickness of 220mm.
The results of the detection of the structural properties of the piezoelectric charging pavement of examples 1, 2, 3 and 4 are shown in table 1:
table 1 piezoelectric charge pavement structural Performance detection
Note that: the comparative example is a common asphalt concrete pavement which belongs to the same area, has the same cross section arrangement and the same length.
The results of the comprehensive evaluation of the road surface structures of examples 1, 2, 3, and 4 are shown in table 2:
table 2 comprehensive evaluation of pavement structure for wireless charging of new energy automobile
Note that: comparative examples are combinations of the comparative examples described in table 1 with a common centralized charging and replacing station and its power supply system.
As can be seen from tables 1 and 2, the pavement structural performance detection meets the specified technical requirements, and meanwhile, compared with an independent occupied centralized charging and replacing station and a power supply system thereof, the pavement structural performance detection device has the advantages of relatively low construction and maintenance cost, higher charging and power generation efficiency, saving a large amount of electricity charge and greatly reducing carbon emission. The pavement has more excellent service performance and extremely high economic benefit.
The invention is suitable for all new energy automobiles powered by batteries, including pure electric automobiles and oil-electricity hybrid automobiles, and can be applied to main traffic thoroughfares such as expressways, primary roads, secondary roads, urban expressways and the like. The invention fully utilizes the existing land resources and clean energy sources while realizing the basic functions of the road, solves the problems of crowding, queuing, low convenience and the like caused by the power supply of the centralized charging pile, meets the charging requirement of increasingly new energy automobiles, promotes the development of infrastructure construction of electrified roads, weakens the influence of non-clean energy power generation on the environment, and has huge social and economic benefits.
The previous description of the embodiments is provided to facilitate a person of ordinary skill in the art in order to make and use the present invention. It will be apparent to those skilled in the art that various modifications can be readily made to these embodiments and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above-described embodiments, and those skilled in the art, based on the present disclosure, should make improvements and modifications without departing from the scope of the present invention.
Claims (10)
1. The pavement structure for wireless charging of the new energy automobile is characterized by comprising a photoelectric power generation pavement and a piezoelectric charging pavement;
the photoelectric power generation pavement is used as a component of a pavement of a traffic lane, the number of unidirectional lanes is 1-8, the width of a single lane is 3.50-3.75 m, and the design speed is 40km/h-120km/h; the piezoelectric charging pavement is used as an emergency lane or an extension lane pavement on the right side of a lane pavement, the number of unidirectional lanes is 1-2, the width of a single lane is 2.8-3.2 m, and the design speed is 30km/h-80km/h;
the photoelectric power generation pavement comprises a wearing layer (1), a protective layer (2), a power generation layer (3) and a first base layer (4); the abrasion layer (1) is a top layer of a pavement, the first base layer (4) is positioned below the abrasion layer (1), the protective layer (2) is positioned in the first base layer (4), the power generation layer (3) is arranged in a groove of the protective layer (2) or the power generation layer (3) is arranged between the abrasion layer (1) and the protective layer (2), and the abrasion layer (1) and the protective layer (2) are transparent;
The piezoelectric charging pavement comprises a surface layer (5), a conductive layer (6), a power storage layer (7), a waterproof bonding layer (8) and a second base layer (9);
the surface layer (5) is a top layer of the pavement, the second base layer (9) is positioned below the surface layer (5), a groove is formed in the second base layer (9), the conductive layer (6) and the electricity storage layer (7) are positioned in the groove, the electricity storage layer (7) and the second base layer (9) are bonded through a waterproof bonding layer (8), and in the vertical direction, the conductive layer (6) is positioned between the surface layer (5) and the electricity storage layer (7);
the inside of the photoelectric power generation pavement, the inside of the piezoelectric charging pavement and the inside of the piezoelectric power generation pavement are connected by using a cable (10) to transmit power;
the electric energy stored in the piezoelectric charging road surface can be used for lighting of the street lamp (11) after being converted.
2. The pavement structure for wireless charging of new energy vehicles according to claim 1, wherein the photoelectric power generation pavement is a component of a traffic lane pavement, the piezoelectric power generation pavement is an emergency lane or an expansion lane pavement on the right side of the traffic lane pavement, and the area using the pavement structure selects the number, the combination and the additional functions of lanes of two pavements according to traffic requirements, economic level and climate conditions;
When the pavement of the traffic lane is selected from a combination of a photoelectric power generation pavement and a common asphalt pavement, the common asphalt pavement is used as a fast traffic lane close to the center line of the road, and the photoelectric power generation pavement is used as a slow traffic lane on the right side of the photoelectric power generation pavement.
3. The pavement structure for wireless charging of new energy automobiles according to claim 1, wherein the wearing layer (1) is composed of aggregate and a film, the aggregate is distributed in the film and on the surface of the film, the aggregate is composed of quartz particles, and the film is a carbon nanotube film or a polyester film;
the protective layer (2) is formed by mixing transparent olefin toughened polystyrene resin and crushed toughened glass, and is formed by combining epoxy resin as a cementing material.
4. The pavement structure for wireless charging of new energy vehicles according to claim 1, characterized in that the power generation layer (3) comprises a solar cell (31), a first accumulator (32), a first inverter (33), an embedded LED lamp (34), a microprocessor (35) and a first control switch (36); the solar cells (31) are distributed at intervals along the running direction; the first storage batteries (32) are vertically arranged below the solar cells (31) at intervals and are arranged at intervals with the lower edges of the solar cells (31); the first inverter (33) is vertically arranged below the solar battery (31) at intervals and is arranged with the first storage battery (32) along the driving direction; the embedded LED lamps (34) are paved by taking groups as units, the LED lamps in the groups are arranged at intervals along the driving direction, and adjacent groups are arranged at intervals; the microprocessor (35) is vertically arranged below the solar cell (31) at intervals, is arranged with the solar cell (31) at intervals along the driving direction, and is arranged with the first inverter (33) at intervals along the horizontal direction; the first control switches (36) are vertically arranged below the solar cells (31) at intervals and are arranged with the first inverter (33) at intervals along the driving direction;
The solar battery (31), the first storage battery (32), the first inverter (33), the microprocessor (35) and the first control switch (36) are sequentially connected through the cable (10).
5. Pavement structure for wireless charging of new energy vehicles according to claim 1, characterized in that the conductive layer (6) is an asphalt concrete layer with one or more of carbon fibers or flake graphite as conductive additive, in which an electrically conductive mesh (61) is embedded.
6. The pavement structure for wireless charging of new energy vehicles according to claim 4, characterized in that said electric storage layer (7) comprises a second accumulator (71), a second inverter (72), an over-voltage protector (73) and a second control switch (74);
the second storage batteries (71) are arranged at intervals along the running direction, the second inverters (72) are vertically arranged below the second storage batteries (71) at intervals along the running direction and the bottom end of the second storage batteries (71), the over-current and over-voltage protectors (73) are vertically arranged below the second storage batteries (71) at intervals along the running direction and the second inverters (72), the second control switches (74) are pressure-sensitive switches, are vertically arranged below the second storage batteries (71) at intervals along the running direction and the second inverters (72), and are horizontally arranged at intervals along the running direction and the over-current and over-voltage protectors (73);
The solar battery (31), the second storage battery (71), the second control switch (74), the second inverter (72) and the conductive network (61) are connected through the cable (10), and the over-current and over-voltage protector (73) is used for starting when the current or the voltage in the loop is excessive, so that the loop is disconnected, and the charging is suspended.
7. The pavement structure for wireless charging of a new energy automobile according to claim 1, wherein,
the first base layer (4) is made of cement concrete or reinforced concrete;
the surface layer (5) is an asphalt concrete layer modified by using vapor-phase growth tubular highly graphitized carbon nanofibers as a modifier; the waterproof bonding layer (8) is made of rubber asphalt;
the material of the second base layer (9) is cement concrete or reinforced concrete.
8. The pavement structure for wireless charging of a new energy automobile according to claim 1, wherein,
the thickness of the abrasion layer (1) is 20-60 mm, the thickness of the protective layer (2) is 10-30 mm, the thickness of the first base layer (4) is 200-380mm, the thickness of the surface layer (5) is 40-60 mm, the thickness of the conductive layer (6) is 60-80 mm, the thickness of the waterproof bonding layer (8) is 10-30 mm, and the thickness of the second base layer (9) is 200-380mm;
The thickness of the wearing layer (1), the first base layer (4) and the second base layer (9) is the net thickness, and when the wearing layer is of a groove type structure, the net thickness is the bottom thickness of the groove type structure; when it is a "back" structure, the net thickness is the sum of the top and bottom thicknesses.
9. A method of using the pavement structure for wireless charging of new energy vehicles according to any one of claims 1-8, comprising the steps of:
step one, generating electricity by using a solar battery (31) on a photoelectric power generation pavement, and transmitting and directly storing electric energy converted by solar energy into a first storage battery (32) and a second storage battery (71);
step two, when entering the night, the microprocessor (35) senses that the illumination intensity is insufficient, so that the first control switch (36) is closed, and direct current stored in the first storage battery (32) is converted into alternating current through the first inverter (33) for traffic marking, sign or street lamp (11) formed by the embedded LED lamps (34);
step three, when the temperature of the pavement in winter is below 0 ℃, the microprocessor (35) senses that the temperature is too low, so that the first control switch (36) is closed, and current is transmitted to the wearing layer (1) through a cable to generate heat, melt ice and snow;
Step four, when a new energy automobile equipped with conductive tires runs to a piezoelectric charging road surface, the second control switch (74) senses that the surface is pressed to a set load, and the second control switch (74) is automatically closed; when a vehicle owner needs to charge, a driving charging switch in the new energy vehicle is required to be closed, direct current stored in a second storage battery (71) is converted into alternating current through a second inverter (72), the alternating current is transmitted to a conductive network (61) through a cable, and charging is realized in the driving process by means of the conductivity of a surface layer (5) and a conductive tire;
and fifthly, if the current or the voltage in the loop is overlarge due to special conditions, starting the overcurrent and overvoltage protector (73), disconnecting the loop, and suspending charging.
10. The method of using a pavement structure for wireless charging of a new energy vehicle according to claim 9, wherein the microprocessor (35) turns on or off the first control switch (36) and the second control switch (74) according to the application scenario, controlling the input and output of electric power;
when the new energy automobile runs to the piezoelectric charging road surface and the second control switch (74) and the running charging switch in the automobile are closed at the same time, the road surface can supply power to the automobile.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311539289.XA CN117364557A (en) | 2023-11-17 | 2023-11-17 | Pavement structure for wireless charging of new energy automobile and application method of pavement structure |
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| CN202311539289.XA CN117364557A (en) | 2023-11-17 | 2023-11-17 | Pavement structure for wireless charging of new energy automobile and application method of pavement structure |
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