JP2003184731A - Power generation system using elastic tube pumping - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To generate power by allowing vehicles to tread on an elastic tube in a power generation system using elastic tube pumping. <P>SOLUTION: Multiple elastic tubes 1 are laid on a road surface 10 orthogonally to the advancing direction, are deformed by treading of the vehicles 20 and 21, and pressurize fluid stored in their insides. The pressurized fluid passes through a check valve 17b, then passes through a fluid outlet tube 16, is collected in a pressurized fluid channel 14, flows inside power generation facilities 11 to rotate a water turbine 18 of power generation, flows out of a channel 14a, and returns to a fluid storage tank 12. When the pressurization is released, the deformed elastic tube 1 is restored to its original shape, and then allows the fluid to flow from the storage tank 12 thereto via a fluid feed channel 13 with a check valve 17a opened and the check valve 17b closed. When the vehicles pass therethrough, the fluid is pressurized by pumping operations of the multiple elastic tubes 1 in order so as to generate power. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a power generation system using elastic tube pumping, and has been proposed as a power generation system which does not require supply of energy for power generation and is not harmful to the environment.

[0002]

2. Description of the Related Art In recent thermal power plants and nuclear power plants, environmental problems have been greatly highlighted, and it has been desired to develop a power generation method having a low environmental load that has never been seen before. In conventional power generation methods, there are a thermal power generation method that burns fuel and uses its heat generation, and a nuclear power generation method that uses heat generated by the nuclear reaction of nuclear fuel.In these power generation methods, naturally, exhaust gas and radioactivity are used. , Etc. caused environmental problems. Also, in recent years, due to the increase in cars, only bad aspects such as traffic jams and exhaust gas on highways have been paid attention to. Little attention was paid to the aspect of use.

[0003]

As described above, in recent years, attention has been paid to environmental problems, and there is a demand for the development of an environment-friendly power generation system that has not existed before. Therefore, in the present invention, attention is paid to a vehicle traveling on a road, and at a tollgate on a highway, etc., the vehicle is driven at a low speed, and a driving state in which vibration due to some unevenness of the road surface does not affect riding comfort is assumed. The purpose of the invention is to provide a system in which a large number of elastic tubes are laid on a road surface and the energy generated when a vehicle steps on the elastic tubes is used to generate electricity.

[0004]

The present invention provides the following means in order to solve the above-mentioned problems.

(1) A plurality of elastic tubes laid at a predetermined pitch so as to be substantially orthogonal to the traveling direction of the road surface, storage tanks for storing fluid, and provided at both ends of each of the tubes, and a car is mounted on the tubes. A first check valve that allows pressurized fluid to flow out from one end of the tube when it is stepped on and deformed while traveling, and the reservoir when the shape of the tube returns to its original state after the deformation is restored. Second check valve that allows the fluid to flow from the other end of the tube, the water turbine that rotates by the fluid that flows out from the one end of the tube to generate electricity, and the fluid after rotating the water turbine is returned to the storage tank. A power generation system using elastic tube pumping, which comprises a flow path.

(2) A plurality of elastic tubes laid so as to be substantially orthogonal to the traveling direction of the road surface, and provided at both ends of each of the tubes, which are stepped and deformed when the vehicle travels on the tubes. A first check valve that allows the pressurized internal air to flow out from one end of the tube and the air from the atmosphere when the deformation returns and the shape of the tube returns to its original state. A second check valve that is made to flow in from the above, a wind turbine that is rotated by the air that flows in from one end of the tube to generate electricity, and a flow path that opens the air after rotating the wind turbine to the atmosphere. Power generation system using elastic tube pumping.

(3) A power generation system using elastic tube pumping according to (1) or (2), characterized in that a tread plate is laid on the upper surfaces of the plurality of elastic tubes.

(4) The power generation system using elastic tube pumping according to (3), characterized in that dampers are interposed between the four corners of the bottom surface of the footboard and the road surface.

(5) On the inlet side and the outlet side of the road surface on which the elastic tube is laid, there are provided pedestals that are inclined and connected from the road surface to the upper surface of the elastic tube or the tread plate, respectively. A power generation system using the elastic tube pumping according to any one of (1) to (4).

(6) The elastic tube pumping according to any one of (3) to (5), characterized in that the elastic tube and the tread plate are installed on a road through which a person passes so that they can be stepped on by a car or a person. Power generation system using.

(7) In the elastic tube according to any one of (1) to (6), the lower part of the cross-sectional shape is embedded in the road surface, and a part of the upper surface projects from the road surface. A power generation system using the described elastic tube pumping.

According to the first aspect of the present invention, when a tire of a vehicle traveling on a road surface steps on a large number of elastic tubes laid on the road surface, the elastic tubes are pressed and deformed, and water inside the
Etc. is pressurized to force it out of one end of the tube through the first check valve. As the vehicle runs and steps on the elastic tube in sequence, similarly pressurized fluid flows out from the elastic tube one after another, and these fluids rotate the water turbine for power generation to generate electricity. The fluid is returned to the reservoir again. On the other hand, when the elastic tube that the car tire has passed and the pressure is released returns to its original shape after its deformation is restored, the first check valve closes, and the suction force of the second check valve causes the second check valve to close. Opens and allows fluid from the reservoir to flow into the tube from the other end of the tube, and the tube is refilled with fluid. In this way, it is possible to recirculate the fluid in the tube by utilizing the pumping effect of the tube when the vehicle steps on the elastic tube laid on a large number of road surfaces, and to generate electricity with this fluid. If the system of the present invention is installed on the road surface where cars are congested like the entrance of the toll gate and many cars run at low speed without interruption, a steady flow of fluid can be obtained, which may damage the environment. A simple power generation system that does not exist can be realized.

In (2) of the present invention, air is contained in the elastic tube, and when the vehicle steps on the elastic tube,
The tube deforms to pressurize the air, the first check valve opens and the pressurized air flows out from one end of the tube. The car runs, steps on the elastic tube in sequence, and similarly compressed air flows out from the elastic tube one after another. These air rotates the wind turbine for power generation to generate electricity, and the air that rotates the wind turbine is Released into the atmosphere. On the other hand, when the tire passes and the pressure is released, when the deformation restores and returns to the original shape, the first check valve closes and the suction force opens the second check valve. , Air from the atmosphere flows into the tube from the other end of the tube and the tube is refilled with air.

Also in the invention of (2), power can be generated by utilizing the pumping effect by pressing the elastic tube by using air as in the invention of (1).

In step (3) of the present invention, since the tread plate is laid on the upper surface of the elastic tube, the stepping of the tube by the tire of the car can press a large number of tubes at a time, so that the pumping action can be efficiently performed. Is possible.

In (4) of the present invention, since the dampers are provided at the four corners of the lower surface of the tread plate, the restoring force when the tread plate returns to the original position after the tire of the vehicle has passed is assisted, and the pumping operation is effective. To be done.

In (5) of the present invention, since sloped stands are installed at the entrance and exit sides of the road surface on which elastic tubes or treads are laid, there is a step where the running of the vehicle changes suddenly. There is no, and it is done smoothly.

In step (6) of the present invention, the footboard is stepped not only by a car but also by many people, and is pressed by the weight of people. If the system of the present invention is installed on a road surface with a large amount of traffic, the same will occur. It is used for power generation by the pumping action of.

In (7) of the present invention, since the elastic tube is laid so that a part of the cross-sectional shape is buried in the road surface and only a part of the upper part projects, the elastic tube can be laid and positioned accurately. It is done and the installation is done surely.

[0020]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be specifically described below with reference to the drawings. FIG. 1 shows a first embodiment of the present invention.
The power generation system using the elastic tube pump which concerns on a form is shown, (a) is a whole block diagram, (b) is the A section enlarged view of a road surface, (c) has shown the application example of (b).
In (a), reference numeral 10 is a road surface, for example, an entrance of a toll gate on an expressway where a vehicle travels at a low speed.
A large number of elastic tubes 1 are laid on the road surface 10 so as to be substantially orthogonal to the traveling direction.
The tires of tread on and drive.

Reference numeral 11 is a power generation facility, which will be described later.
It consists of a water turbine for power generation. A fluid storage tank 12 stores a fluid such as water. Reference numeral 13 denotes a fluid supply flow path, which is a system path for supplying the fluid from the fluid storage tank 12 to a large number of elastic tubes 1 via the fluid inlet pipe 15.
Reference numeral 14 is a pressurized fluid flow passage, which is a flow passage through which the fluid pressurized by the large number of elastic tubes 1 flows out via the fluid outlet pipe 16. Reference numeral 14a denotes a fluid flow passage in which the fluid pressurized in a pressurized fluid flow passage 14 described later in FIG. 2 is used for power generation in the power generation facility 1, flows out after power generation, and returns to the fluid storage tank.

(B) is an enlarged view of part A of (a), showing a state where the elastic tubes 1 are laid on the road surface 10 at a predetermined pitch, and (c) is an application example thereof. A groove 19 having a diameter that is approximately half the outer diameter of the elastic tube is dug in the road surface 10, and the elastic tube 1 is configured so that the lower half of the elastic tube 1 enters below the road surface and only the upper half of the elastic tube 1 is deformed. . In this way, the elastic tube 1 can be securely attached to the road surface 10. For laying the elastic tube 1, any of these (b) and (c) may be adopted.

The elastic tube 1 is a tube which is elastically deformable when pressed like a vinyl hose or a rubber hose and which is elastically restored to the original state when the pressure is released, and its diameter is smaller than the diameter of a car tire. The diameter is preferably ⅕ or less, and the tires of the vehicle are arranged so that they can be pressed by stepping on several tires at the same time.

FIG. 2 is a system diagram of the power generation system according to the first embodiment of the present invention. In the figure, the elastic tube 1
Are laid on the road surface 1 so as to be orthogonal to the traveling direction. When the tire 22 of the car 20 steps on the elastic tube 1,
The tube 1 is pressed, the elastic tube 1 is deformed and crushed, and the fluid inside is pressurized. The fluid inside does not return to the fluid supply channel 13 side due to the action of the check valve 17a,
When pressurized, it flows through the check valve 17b, flows out to the fluid outlet pipe 16 connected to the elastic tube 1, and flows into the pressurized fluid flow path 14.

The elastic tube 1 is sequentially stepped on and pressed into the pressurized fluid flow path 14 as the vehicle tire 22 advances, and the pressurized fluid from the plurality of elastic tubes 1 flows into the pressurized fluid flow path 14. Furthermore, the pressurized fluid from the fluid outlet pipe 16 'of another system also flows in, the pressure increases and flows into the power generation facility 11, and the water turbine 18 for power generation is rotated to be used for power generation. The fluid whose pressure has dropped by rotating the water turbine passes through the flow path 14a,
Return to the fluid storage tank 12.

According to the power generation system of the first embodiment described above, a car such as a tollgate on an expressway operates at a low speed, and vibration due to some unevenness of the road surface affects riding comfort. It is preferable that the method is applied to a road surface where no driving state is assumed. In such an installation situation, when the automobiles 20 and 21 step on the elastic tubes 1 laid in a direction orthogonal to the road surface 10, the elastic tubes 1 are deformed and the pumping action of pressing the fluid inside is utilized, The working fluid is circulated into a large number of elastic tubes 1,
Since the water turbine 18 for power generation is installed in the flow path of the pressurized fluid that recirculates to generate electric power, the cars are congested and many cars run at low speed without interruption, so the elastic tube 1 is constantly stepped on. Reflux can be obtained by attaching it, and power can be generated.

FIG. 3 shows a power generation system using elastic tube pumping according to a second embodiment of the present invention.
(A) is a plan view showing the installed state of the elastic tube 1 in the first embodiment shown for comparison, (b) is a plan view in the second embodiment, and (c) is (b). 3 is a cross-sectional view taken along line BB in FIG. In the second embodiment, a tread plate 2 is provided on the upper surface of the elastic tube 1 of the first embodiment shown in (a), and other configurations are the same as those of the first embodiment shown in FIGS. 1 and 2.
It is the same as the form.

That is, in (b), a large number of elastic tubes 1 are laid on the road surface 10, and a tread 2 is installed at a portion where both wheels of the tire are located when the vehicle runs.
(C) is a cross-sectional view thereof. Since the tread plate 2 is laid on a plurality of elastic tubes 1 by one piece, the tire runs on the upper surface and simultaneously presses the plurality of elastic tubes 1. It becomes possible to perform an efficient pumping action.

FIG. 4 shows a power generation system using elastic tube pumping according to a third embodiment of the present invention.
(A) is a plan view of the road surface, (b) is CC in (a)
FIG. In the figure, the third embodiment has a configuration in which a damper 3 is further added to the second embodiment shown in FIG. 3, and other configurations are the same as the second embodiment.

That is, a large number of elastic tubes 1 are provided on the road surface 10.
Is installed, and a footboard 2 is provided on the upper surface thereof. Dampers 3 are attached to the four corners of the lower surface of each tread 2, and the damper 3 is positioned so that the tread 2 is supported by the elastic tube 1 in a stationary state where the tire of the vehicle is not stepping on the tread 2. When stepping on, the footboard 2 is lowered in accordance with the deformation of the elastic tube 1, and after the tube 1 is pressed, when the footboard 2 is restored and raised to its original position, the movement is assisted to add an elastic force. However, the loss of the restoring force of the elastic tube 1 is reduced to make the pumping action effective.

FIG. 5 shows a power generation system using elastic tube pumping according to a fourth embodiment of the present invention.
(A) is a plan view of the road surface, (b) is DD in (a)
FIG. In the figure, the fourth embodiment is shown in FIG.
2 or the third embodiment shown in FIG.
This is a configuration in which the tables 4a and 4b are added to the configuration of the embodiment, and the other configurations are the same as the configurations of FIGS. 3 and 4.

That is, a large number of elastic tubes 1 are provided on the road surface 10.
Is installed, and the tread 2 is placed on the upper surface thereof. Such a structure is the same as that of FIGS. 3 and 4, but platforms 4a and 4b are provided at the entrance and the exit of the road surface on which the elastic tube 1 is laid. The tables 4a and 4b are
As shown in (b), a tapered surface is formed so as to eliminate a step when the tire of the vehicle travels so that the vehicle can travel smoothly and travel on the footboard 2.

FIG. 6 is a system diagram showing a power generation system using elastic tube pumping according to a fifth embodiment of the present invention. In the fifth embodiment of the present invention, the fluid storage tank in the system in the first embodiment shown in FIG. 2 is eliminated,
Air is used as the fluid, air is drawn from the atmosphere, the pumping action is performed using the drawn air, and the wind turbine is rotated by the compressed and pressurized air to generate electricity. .

In FIG. 6, the tip of the fluid supply channel 13 is open to the atmosphere as an open end. Further, when the end of the flow path 14a is also open to the atmosphere and the tire of the vehicle steps on the elastic tube 1, the tube 1 is deformed, the check valve 17a is closed, and the internal air is compressed and pressurized. Check valve 17b for air
Through the fluid outlet pipe 16 into the pressurized fluid flow path 14. When the pressure is released, the elastic tube 1 restores its deformation, the check valve 17a is opened at this time, and air is sucked from the atmosphere through the fluid supply passage 13 and the fluid inlet pipe 15.

As the vehicle progresses, a large number of elastic tubes 1 are sequentially pressed so that the pressurized air similarly flows into the pressurized fluid flow path 14, and at the same time, the pressurized air also flows from the fluid outlet pipe 16 'of the other system. And the pressurized air flows into the power generation equipment 11 to rotate the wind turbine 28 for power generation, power is generated, and the air that has rotated the wind turbine 28 is discharged to the atmosphere from the flow path 14a.

Also in the fifth embodiment as described above,
Instead of a fluid such as water, air is drawn from the atmosphere to rotate the wind turbine 28 for power generation by the pumping action of the elastic tube 1, and the air after rotating the wind turbine 28 is released to the atmosphere. Since the fluid storage tank 12 is unnecessary and the fluid does not need to be recirculated, the first embodiment using air
The same effect as the form is obtained. In addition, a more efficient system can be obtained by configuring the system of the fifth embodiment in combination with the second to fourth embodiments.

FIG. 7 shows an application example of the present invention. Instead of a vehicle, human beings 50 and 51 step on the footboard 2 shown in FIGS. An example in which the tube 1 is pressed to perform a pumping action is shown. In such an application example, if a power generation system is installed on a road surface where many people pass, such as at an intersection where many people pass or at a factory entrance / exit, power is generated by humans instead of cars. It is possible to realize a simple power generation system that does not harm the environment.

[0038]

The power generation system utilizing the elastic tube pumping of the present invention includes (1) a plurality of elastic tubes laid at a predetermined pitch so as to be substantially orthogonal to the traveling direction of the road surface, and a storage tank for storing a fluid. , A first check valve provided at both ends of each of the tubes, which allows pressurized fluid to flow out from one end of the tube when the vehicle is stepped on the tube and deformed, and the deformation is restored. And a second check valve that allows a fluid to flow from the other end of the tube when the shape of the tube returns to its original state, and a water turbine that rotates by the fluid that flows out from one end of the tube to generate electricity. And a flow path for returning the fluid after rotating the water turbine to the storage tank.

With such a system, the fluid in the tube can be circulated by utilizing the pumping effect of the tube when the vehicle is stepping on the elastic tube laid on many road surfaces, and the power can be generated by this fluid. If the system of the present invention is installed on a road surface where cars are congested, such as entrances to toll gates on highways, and many cars run at low speed without interruption, steady fluid recirculation can be obtained. A simple power generation system that does not harm the environment can be realized.

(2) of the present invention is provided with a plurality of elastic tubes laid so as to be substantially orthogonal to the traveling direction of the road surface, and provided at both ends of each of the tubes, when a car travels on the tubes. A first check valve that allows pressurized internal air to flow out from one end of the tube when stepped and deformed, and air from the atmosphere when the shape of the tube returns to its original state after the deformation is restored. A second check valve that flows in from the other end of the tube, a wind turbine that rotates by the air that flows in from one end of the tube to generate electricity, and a flow path that releases the air after rotating the wind turbine to the atmosphere. It is characterized by comprising.

With such a system, power can be generated by utilizing the pumping effect by pressing the elastic tube by using air as in the case of the above-mentioned invention (1).

In (3) of the present invention, since the tread plate is laid on the upper surface of the elastic tube, the stepping of the tube by the tire of the car can press a large number of tubes at a time, so that the pumping action is efficiently performed. Is possible.

In (4) of the present invention, since the dampers are provided at the four corners of the lower surface of the tread plate, the restoring force when the tread plate is returned to its original position after the tire of the vehicle is assisted is assisted, and the pumping operation is effective. To be done.

In (5) of the present invention, since sloped stands are installed at the entrance side and the exit side of the road surface on which the elastic tube or the tread plate is laid, a step which causes a sudden change in the running of the vehicle is provided. There is no, and it is done smoothly.

In (6) of the present invention, the footboard is stepped not only by the car but also by many human beings, is pressed by the weight of the human beings, and is used for power generation by the same pumping action.

In (7) of the present invention, since the elastic tube is laid so that a part of the cross-sectional shape is buried in the road surface and only a part of the upper part thereof projects, the elastic tube can be laid and positioned accurately. It is done and the installation is done surely.

[Brief description of drawings]

FIG. 1 shows a power generation system using elastic tube pumping according to a first embodiment of the present invention, (a) is an overall configuration diagram, (b) is an enlarged view of part A in (a),
(C) is a figure which shows the application example of (b).

FIG. 2 is a system diagram of a power generation system using elastic tube pumping according to the first embodiment of the present invention.

3A and 3B show a power generation system using elastic tube pumping according to a second embodiment of the present invention, FIG. 3A is a plan view of the installed elastic tube of the first embodiment, and FIG.
Is a plan view of the second embodiment, (c) is B in (a).
It is a -B sectional view.

FIG. 4 shows a power generation system using elastic tube pumping according to a third embodiment of the present invention, (a) is a plan view of an elastic tube laying state, (b) is C in (a).
FIG.

FIG. 5 shows a power generation system using elastic tube pumping according to a fourth embodiment of the present invention, (a) is a plan view of an elastic tube laying state, (b) is D in (a).
It is a -D sectional view.

FIG. 6 is a system diagram of a power generation system using elastic tube pumping according to a fifth embodiment of the present invention.

FIG. 7 is a diagram showing an application example of a power generation system using elastic tube pumping of the present invention.

[Explanation of symbols] 1 Elastic tube 2 step board 3 damper 4a, 4b units 10 road surface 11 power generation equipment 12 fluid storage tanks 13 Fluid supply channel 14 Pressurized fluid flow path 14a channel 15 Fluid inlet pipe 16 Fluid outlet pipe 17a, 17b Check valve 18 Power turbine 19 groove 20, 21 cars 22 tires 28 windmills

Claims (7)

[Claims] 1. A plurality of elastic tubes laid at a predetermined pitch so as to be substantially orthogonal to the traveling direction of a road surface, storage tanks for storing fluid, and a tube provided on both ends of each of the tubes, and a car is mounted on the tubes. A first check valve that allows pressurized fluid to flow out from one end of the tube when it is stepped on and deformed when traveling, and from the storage tank when the deformation returns and the shape of the tube returns to its original state. A second check valve that allows the fluid to flow in from the other end of the tube, a water turbine that rotates by the fluid that flows out from one end of the tube to generate electricity, and a flow that returns the fluid after rotating the water turbine to the storage tank. A power generation system using elastic tube pumping, which is characterized by comprising a channel. 2. A plurality of elastic tubes laid so as to be substantially orthogonal to the traveling direction of the road surface, and provided at both ends of each tube, when the vehicle is stepped on the tubes and deformed. A first check valve that causes pressurized internal air to flow out from one end of the tube and air from the atmosphere from the other end of the tube when the deformation returns and the shape of the tube returns to its original state. A second check valve for inflowing, a wind turbine that rotates by the air flowing in from one end of the tube to generate electricity, and a flow path that releases air after rotating the wind turbine to the atmosphere. A power generation system that uses the characteristic elastic tube pumping. 3. The power generation system using elastic tube pumping according to claim 1, wherein a tread plate is laid on the upper surfaces of the plurality of elastic tubes. 4. The power generation system using elastic tube pumping according to claim 3, wherein dampers are interposed between the four corners of the bottom surface of the tread and the road surface. 5. A table is provided at the inlet side and the outlet side of the road surface on which the elastic tube is laid, the bases being inclined and connected between the road surface and the upper surface of the elastic tube or the tread plate, respectively. A power generation system using the elastic tube pumping according to any one of claims 1 to 4. 6. The elastic tube pumping according to claim 3, wherein the elastic tube and the tread plate are installed on a road through which a person passes and configured to be stepped on by a car or a person. Power generation system. 7. The elastic tube according to claim 1, wherein a part of a lower portion of the cross-sectional shape of the elastic tube is embedded in a road surface, and a part of an upper surface thereof projects from the road surface. Power generation system using tube pumping.