CN103184989A - Piezoelectric power generation system for underground garage - Google Patents
Piezoelectric power generation system for underground garage Download PDFInfo
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- CN103184989A CN103184989A CN2013100653111A CN201310065311A CN103184989A CN 103184989 A CN103184989 A CN 103184989A CN 2013100653111 A CN2013100653111 A CN 2013100653111A CN 201310065311 A CN201310065311 A CN 201310065311A CN 103184989 A CN103184989 A CN 103184989A
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- deceleration strip
- automobile
- flat board
- deceleration
- generating device
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Abstract
The invention discloses a piezoelectric power generation system for an underground garage, which comprises k piezoelectric power generation devices (8) arranged in the underground garage, an electric energy collection device (9) connected with the k piezoelectric power generation devices respectively, and a storage battery (10) connected with the electric energy collection device (9), wherein installation space between two piezoelectric power generation devices is larger or smaller than axle distance of an automobile; k is a natural number greater than zero; each deceleration strip piezoelectric power generation device (8) comprises an deceleration device, a transmission device and an electricity generation device; and each deceleration device comprises a deceleration strip wedge (1), a deceleration strip flat plate (2) and elastic components (3). The piezoelectric power generation system for the underground garage adopts the automobile crushing deceleration strip to enable components of the deceleration strip to perform relative movement, so that kinetic energy is converted into electric energy; then the electric energy is collected through the electric energy collection device (9) to charge the storage battery (10), so that the purpose of piezoelectric power generation is achieved; energy recovery as well as the deceleration of the automobile is realized; and the electric energy is provided for the lighting system of the underground garage.
Description
Technical field
The present invention relates to a kind of piezo-electric generating system that utilizes kinetic energy to change into gravitational potential energy and then change into electric energy, be specifically related to a kind of piezo-electric generating system of underground parking garage deceleration strip.
Background technique
In the existing underground parking garage, collision between the moving brake of the main armrest of car deceleration and automobile and the common deceleration strip, thereby make automobile kinetic energy reduce, realize slowing down, the scientific research temperature of relevant deceleration kinetic energy generating progressively rises, the illuminating system of underground parking garage mainly adopts mains-supplied, changes the example that the technology of electric energy combines with the parking lot ambient lighting into and does not also occur acting on buffer deceleration band momentum.
Summary of the invention
Technical problem to be solved by this invention is: the piezo-electric generating system that car garage, a kind of ground is provided, change into electric energy by the kinetic energy that automobile is produced in movement process, motor racing speed is reduced rapidly, realize the deceleration of automobile with deceleration strip, and guarantee automobile balance ground through deceleration strip, simultaneously, the present invention can be used as auxiliary power supply, for the illuminating system of underground parking garage provides electric energy, thereby realize the energy supply of underground parking garage lighting burner.
The present invention is for solving the problems of the technologies described above by the following technical solutions:
A kind of piezo-electric generating system of underground parking garage, comprise k the piezoelectric generating device that is arranged on underground parking garage, and the power collecting device that is connected with k piezoelectric generating device respectively, the storage battery that is connected with power collecting device, wherein the installing space of piezoelectric generating device is greater than or less than vehicle wheel base, and k is the natural number greater than 0;
Described deceleration strip piezoelectric generating device comprises speed reducer, transmission device, electricity generating device; Wherein speed reducer comprises deceleration strip wedge, deceleration strip flat board and elastic member, described deceleration strip wedge is fixedly mounted on road surface, the dull and stereotyped parallel installation with the road surface of described deceleration strip and its upper surface dock with the top of deceleration strip wedge is concordant, and described elastic member is vertically connected on the lower surface of deceleration strip flat board; Described transmission device is connected with the dull and stereotyped lower surface of deceleration strip, and described electricity generating device is connected with transmission device; When automobile crosses speed reducer, wheel is converted into gravitational potential energy through the deceleration strip wedge with automobile kinetic energy, wheel leaves the deceleration strip wedge and rolls the dull and stereotyped transmission device that drives of deceleration strip and moves downward, make elastic member compress, a gravitational potential energy part changes into elastic potential energy, the kinetic energy that another part changes into transmission device passes to electricity generating device, electricity generating device changes into electric energy with the kinetic energy of transmission device and transfers to power collecting device, and power collecting device charges power delivery to the storage battery of collecting.
Described transmission device comprises tooth bar and gear ring, described electricity generating device comprises overrunning clutch and step motor shaft, wherein: described tooth bar is vertically connected on the lower surface center of deceleration strip flat board, tooth bar and gear ring are bitten and are closed, the internal surface of described gear ring is connected with the outer surface of overrunning clutch, and overrunning clutch is socketed on the step motor shaft.
Described elastic member is made up of the spring or the shell fragment that are symmetrically distributed in the dull and stereotyped lower surface of deceleration strip two ends j, and j is the natural number greater than 0.
Described elastic member is hydraulic pressure installation.
The height of described deceleration strip wedge is less than the minimum chassis height of automobile.
The present invention adopts above technological scheme compared with prior art, has following technique effect: during wheel process deceleration strip wedge, automobile kinetic energy is converted into gravitational potential energy; When wheel leaves the deceleration strip wedge and rolls the deceleration strip flat board, driving step motor shaft by transmission device rotates, thereby gravitational potential energy is converted into electric energy, collect electric energy by power collecting device, be charge in batteries, so not only car deceleration can be made, and the energy of minimizing can be collected for the illumination of underground parking garage.
Description of drawings
Fig. 1 is that system of the present invention forms schematic representation;
Fig. 2 is deceleration strip piezoelectric generating device structural drawing of the present invention;
Fig. 3 is the scheme of installation of deceleration strip piezoelectric generating device of the present invention.
The label among the figure wherein: 1-deceleration strip wedge; 2-deceleration strip flat board; The 3-elastic member; The 4-tooth bar; The 5-gear ring; The 6-overrunning clutch; The 7-stepper motor; 8-deceleration strip piezoelectric generating device; The 9-power collecting device; The 10-storage battery.
Embodiment
Below in conjunction with accompanying drawing technological scheme of the present invention is described in further detail:
System architecture diagram of the present invention as shown in Figure 1, formed by deceleration strip piezoelectric generating device 8, power collecting device 9 and storage battery 10, deceleration strip piezoelectric generating device 8, power collecting device 9, storage battery 10 are linked in sequence, deceleration strip piezoelectric generating device 8 changes into electric energy with automobile kinetic energy, realize car deceleration, collect 10 chargings of electric energy accumulators by power collecting device 9 simultaneously.
Deceleration strip piezoelectric generating device structure is formed as shown in Figure 2, and described deceleration strip piezoelectric generating device comprises speed reducer, transmission device, electricity generating device, and speed reducer is made up of deceleration strip wedge 1, deceleration strip dull and stereotyped 2 and elastic member 3; Transmission device is made up of tooth bar 4, gear ring 5, and electricity generating device is made up of overrunning clutch 6 and step motor shaft 7.
The scheme of installation of deceleration strip piezoelectric generating device as shown in Figure 3, elastic member 3 is vertically connected on the lower surface of deceleration strip flat board 2, the dull and stereotyped 2 parallel installations with the road surface of deceleration strip, deceleration strip wedge 1 is fixed on road surface; Dull and stereotyped 2 upper surfaces of deceleration strip are concordant with deceleration strip wedge 1 peak, the distance of deceleration strip dull and stereotyped 2 and deceleration strip wedge 1 is more than or equal to 2 centimetres and less than 5 centimetres, tooth bar 4 is vertically connected on the lower surface center of deceleration strip flat board 2, and elastic member 3 vertical symmetry are connected in the lower surface two ends of deceleration strip flat board 2; Tooth bar 4 is bitten with gear ring 5 and is closed, and gear ring 5 internal surfaces are connected with overrunning clutch 6 intimate, and overrunning clutch 6 is socketed on the step motor shaft 7.The elastic member of present embodiment can select spring, shell fragment etc. to have the device of elasticity coefficient, and overrunning clutch can be selected free wheeling sprag clutch.
Be example with vehicle through the deceleration strip on the plane, analyze working procedure of the present invention, during wheel process deceleration strip wedge 1, under the brakeless situation, automobile kinetic energy is converted into gravitational potential energy, wheel leaves deceleration strip wedge 1 and rolls deceleration strip flat board 2, driving tooth bar 4 moves down rapidly, elastic member 3 compressions, gear ring 5 rotates and drives step motor shaft 7 and rotates, and reaches the purpose of generating.In the automobile decline process, elastic member 3 elastic force constantly increase, and the automobile rate of descent is reduced rapidly, guarantee that automobile balance ground is through deceleration strip flat board 2.After wheel left deceleration strip flat board 2, the potential energy that elastic member 3 stores discharged, and deceleration strip flat board 2 is resetted.Simultaneously, the active of overrunning clutch 6 produces relative movement with secondary part, the rapid stop motion of active part, and secondary part continues to drive step motor shaft and rotates generating under effect of inertia.
The major parameter of the piezo-electric generating system of underground parking garage of the present invention is analyzed as follows:
Suppose below each deceleration strip dull and stereotyped 2 four pairs of springs to be installed
(1) the elasticity coefficient K of spring: when spring force was just identical to the pressure of deceleration strip flat board with automobile, spring can fully compress, and tooth bar has bigger speed driven gear and rotates, and supposed to have only one to arrange wheel and roll deceleration strip, had:
The underground parking garage slope:
The underground parking garage level land:
Wherein, Δ l is spring largest deformation amount, and α is inclination angle, underground parking garage slope, K
1Be the elasticity coefficient of slope upper spring, K
2Be the elasticity coefficient of level land upper spring, G
AutomobileBe automobile gravity.
(2) deceleration strip wedge height h
Deceleration strip wedge height is identical apart from the ultimate range on ground with the deceleration strip flat board, must be less than the distance on automobile chassis and ground, otherwise can influence automobile advances, cause the automobile damage, simultaneously, the deceleration strip plate height is more high, the momentum that tooth bar obtains is more big, and the gear rotation time is more of a specified duration, can collect more energy, spring one end and deceleration strip are dull and stereotyped fixing, the decline of deceleration strip flat board causes spring deformation, and when the deceleration strip flat board was rolled to ground by automobile, spring reached the maximal dilation amount, therefore select deceleration strip wedge height to equal the largest deformation amount of spring, and less than the minimum chassis height of automobile.
(3) deceleration strip sheet width n
The deceleration strip sheet width is parallel to the length of side of vehicle heading for the deceleration strip flat board, vehicle is through deceleration strip, guarantee that vehicle rolls the deceleration strip flat board fully, to obtain enough big gravitational potential energy, threshold state is: wheel has just left the deceleration strip flat board, the deceleration strip flat board reaches maximum compressibility just, so should satisfy constraint conditio:
R wherein
WheelBe the radius of wheel, h is the deceleration strip plate height.
(4) deceleration strip wedge width m
Deceleration strip wedge width is the width of the face that contacts with automobile of deceleration strip wedge, namely automobile rolled length, deceleration strip wedge width is too small, automobile just can't roll the deceleration strip flat board reposefully, increases deceleration strip wedge width and can increase comfortable feel; Simultaneously, according to deceleration strip parameter regulation, deceleration strip width dull and stereotyped and wedge is mutual restriction, has:
maxm
s.t.m+n≤b
To sum up, under deceleration strip parameter specify constraints, we obtain following mathematical model:
maxh,m
s.t.h≤a
H≤H
The chassis
m+n≤b
Wherein, H
The chassisBe the automobile chassis height, a, b, c are respectively under deceleration strip parameter specify constraints, deceleration strip height maximum value, and the width maximum value, the ratio maximum value of height and the width size is supposed a=70mm, b=405mm, c=0.7.
From the mathematical model of above foundation, it is as follows to summarize each parameter area:
m={m|m≤b-n,m≥h/c-n}
H, m and n are mutual restriction, connect each other, and here we provide one group of feasible solution, and are as follows:
h=70mm
m=100mm
n=300mm
(5) deceleration strip distribution density ρ
Suppose that we evenly place N respectively pacifically on the slope, underground parking
1, N
2Individual deceleration strip, wherein N
1, N
2Be natural number, deceleration strip density is respectively:
ρ
1=N
1/ L
The slope
ρ
2=N
2/ L
The level land
Wherein, ρ
1, ρ
2Be respectively deceleration strip on the slope and the distribution density on the level land, L
The slope, L
The level landBe respectively slope, underground parking length pacifically.
Automobile rolls deceleration strip through slope and plane the time, the potential energy that deceleration strip generating set collects is:
W
1=G
AutomobileCos α hN
1+ G
AutomobileHN
2
Wherein, G
AutomobileBe automobile gravity, α is ramp angles, and h is the deceleration strip plate height, and the efficient of the deceleration strip harvest energy on the level land is higher, for saving cost, should make N
2Big as far as possible.
Suppose that the speed that car speed enters underground parking garage is V
Advance, brakeless has rolled that speed is V behind all deceleration strips
Go out, the potential energy that loses in the process and kinetic energy major part are converted into electric energy by the deceleration strip device, and the energy of loss is:
Wherein, g is gravity constant.
Ignoring friction situation, roughly having:
W
1=W
2
Obtain underground parking garage slope deceleration strip quantity N pacifically
1, N
2Should satisfy constraint conditio:
In order to strengthen comfortable feel, the automobile front and back wheels can not roll deceleration strip simultaneously, and, between the agreement automobile front and back wheels deceleration strip device is arranged at most, constraint conditio 1 is arranged:
Wherein, L
AxleBe vehicle wheel base.
Automobile is every through a deceleration strip, the energy that the energy that the deceleration strip device on the plane is collected is collected greater than the device on the slope, so, should make the deceleration strip device quantity on the plane big as far as possible.
Consider from economic aspect, under the situation that can reach same effect, should make deceleration strip quantity few as far as possible.
To sum up, set up following mathematical model:
maxN
2
minN
1+N
2
According to actual conditions, deceleration strip density in conjunction with fixed deceleration strip major parameter, just can be determined in given underground parking level land, slope length and inclination angle, slope.
Set up plane right-angle coordinate, the horizontal longitudinal axis represents N respectively
1, N
2Possible value.We suppose N
1, N
2Desirable decimal, then constraint conditio:
Defined a line segment on the plane, this line segment is positioned at first quartile.Mathematical model by above foundation obtains:
As can be seen from the above equation, desire to make N
1+ N
2As far as possible little, make N
2Get final product greatly as far as possible, thereby obtain more satisfactory (N at line segment
1', N
2').Because N
1, N
2Be natural number, get from the nearest integral point (N of this point
1' ', N
2' '), then N
1' ', N
2' ' be N
1, N
2Value.
Claims (5)
1. the piezo-electric generating system of a underground parking garage, it is characterized in that: comprise k the piezoelectric generating device (8) that is arranged on underground parking garage, and the power collecting device (9) that is connected with k piezoelectric generating device (8) respectively, the storage battery (10) that is connected with power collecting device (9), wherein the installing space of piezoelectric generating device (8) is greater than or less than vehicle wheel base, and k is the natural number greater than 0;
Described deceleration strip piezoelectric generating device (8) comprises speed reducer, transmission device, electricity generating device; Wherein speed reducer comprises deceleration strip wedge (1), deceleration strip flat board (2) and elastic member (3), described deceleration strip wedge (1) is fixedly mounted on road surface, the concordant butt joint in top of the parallel installation with the road surface of described deceleration strip flat board (2) and its upper surface and deceleration strip wedge (1), described elastic member (3) is vertically connected on the lower surface of deceleration strip flat board (2); Described transmission device is connected with deceleration strip flat board (2) lower surface, and described electricity generating device is connected with transmission device; When automobile crosses speed reducer, wheel is converted into gravitational potential energy through deceleration strip wedge (1) with automobile kinetic energy, wheel leaves deceleration strip wedge (1) and rolls deceleration strip flat board (2) drive transmission device and moves downward, make elastic member (3) compress, a gravitational potential energy part changes into elastic potential energy, the kinetic energy that another part changes into transmission device passes to electricity generating device, electricity generating device changes into electric energy with the kinetic energy of transmission device and transfers to power collecting device (9), and power collecting device (9) charges power delivery to the storage battery of collecting (10).
2. the piezo-electric generating system of a kind of underground parking garage according to claim 1, it is characterized in that: described transmission device comprises tooth bar (4) and gear ring (5), described electricity generating device comprises overrunning clutch (6) and step motor shaft (7), wherein: described tooth bar (4) is vertically connected on the lower surface center of deceleration strip flat board (2), tooth bar (4) is bitten with gear ring (5) and is closed, the internal surface of described gear ring (5) is connected with the outer surface of overrunning clutch (6), and overrunning clutch (6) is socketed on the step motor shaft (7).
3. the piezo-electric generating system of a kind of underground parking garage according to claim 1, it is characterized in that: described elastic member (3) is made up of the spring or the shell fragment that are symmetrically distributed in deceleration strip flat board (2) lower surface two ends j, and j is the natural number greater than 0.
4. the piezo-electric generating system of a kind of underground parking garage according to claim 1, it is characterized in that: described elastic member (3) is hydraulic pressure installation.
5. the piezo-electric generating system of a kind of underground parking garage according to claim 1, it is characterized in that: the height of described deceleration strip wedge (1) is less than the minimum chassis height of automobile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100653111A CN103184989A (en) | 2013-02-28 | 2013-02-28 | Piezoelectric power generation system for underground garage |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100653111A CN103184989A (en) | 2013-02-28 | 2013-02-28 | Piezoelectric power generation system for underground garage |
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Family
ID=48676370
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|---|---|---|---|
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104499743A (en) * | 2014-11-27 | 2015-04-08 | 王军强 | Two-stage balancing type piezoelectric energy-supply parking house |
| CN104612922A (en) * | 2015-01-30 | 2015-05-13 | 浙江大学宁波理工学院 | Underground garage ramp power generation system |
| WO2016155130A1 (en) * | 2015-04-03 | 2016-10-06 | 康国强 | Method of utilizing wheel roll-over pressure to lower vertical-movement deceleration strip to drive generator to generate electricity |
| CN109599929A (en) * | 2019-01-25 | 2019-04-09 | 邢台职业技术学院 | A kind of underground garage descending buffering and deceleration strip power generation, lighting system |
| CN109899259A (en) * | 2017-12-10 | 2019-06-18 | 成都弥新科技有限公司 | A kind of method that vehicle driving kinetic energy is converted into electric energy |
| CN109914878A (en) * | 2019-03-28 | 2019-06-21 | 浙江工业大学 | Based on piezoelectric effect and electromagnetic induction without electric-type market intelligent parking lot |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001020852A (en) * | 1999-07-09 | 2001-01-23 | Tokuden Cosmo Kk | Generator and marker device |
| JP2003201954A (en) * | 2002-01-08 | 2003-07-18 | Yasuo Inoue | Power generation device utilizing vehicle vertical motion against road surface upon advancement |
| CN2816401Y (en) * | 2005-07-26 | 2006-09-13 | 上海师范大学 | Road energy-storage power supplying apparatus |
| CN1880759A (en) * | 2005-06-16 | 2006-12-20 | 樊维亚 | Automatic power generating and power supply system by using vehicular dive flap or deceleration strip |
| CN101285455A (en) * | 2008-05-22 | 2008-10-15 | 浙江工业大学 | Road deceleration strip generating set |
| CN101307752A (en) * | 2008-07-10 | 2008-11-19 | 广州壹鹏电器科技有限公司 | Green slowed down road-block |
| CN201448203U (en) * | 2009-06-13 | 2010-05-05 | 汤坤锜 | Highway speed bump energy power generating device |
| CN203114544U (en) * | 2013-02-28 | 2013-08-07 | 南京邮电大学 | Piezoelectric power generation system of underground garage |
-
2013
- 2013-02-28 CN CN2013100653111A patent/CN103184989A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001020852A (en) * | 1999-07-09 | 2001-01-23 | Tokuden Cosmo Kk | Generator and marker device |
| JP2003201954A (en) * | 2002-01-08 | 2003-07-18 | Yasuo Inoue | Power generation device utilizing vehicle vertical motion against road surface upon advancement |
| CN1880759A (en) * | 2005-06-16 | 2006-12-20 | 樊维亚 | Automatic power generating and power supply system by using vehicular dive flap or deceleration strip |
| CN2816401Y (en) * | 2005-07-26 | 2006-09-13 | 上海师范大学 | Road energy-storage power supplying apparatus |
| CN101285455A (en) * | 2008-05-22 | 2008-10-15 | 浙江工业大学 | Road deceleration strip generating set |
| CN101307752A (en) * | 2008-07-10 | 2008-11-19 | 广州壹鹏电器科技有限公司 | Green slowed down road-block |
| CN201448203U (en) * | 2009-06-13 | 2010-05-05 | 汤坤锜 | Highway speed bump energy power generating device |
| CN203114544U (en) * | 2013-02-28 | 2013-08-07 | 南京邮电大学 | Piezoelectric power generation system of underground garage |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104499743A (en) * | 2014-11-27 | 2015-04-08 | 王军强 | Two-stage balancing type piezoelectric energy-supply parking house |
| CN104499743B (en) * | 2014-11-27 | 2017-02-22 | 王军强 | Two-stage balancing type piezoelectric energy-supply parking house |
| CN104612922A (en) * | 2015-01-30 | 2015-05-13 | 浙江大学宁波理工学院 | Underground garage ramp power generation system |
| WO2016155130A1 (en) * | 2015-04-03 | 2016-10-06 | 康国强 | Method of utilizing wheel roll-over pressure to lower vertical-movement deceleration strip to drive generator to generate electricity |
| CN109899259A (en) * | 2017-12-10 | 2019-06-18 | 成都弥新科技有限公司 | A kind of method that vehicle driving kinetic energy is converted into electric energy |
| CN109599929A (en) * | 2019-01-25 | 2019-04-09 | 邢台职业技术学院 | A kind of underground garage descending buffering and deceleration strip power generation, lighting system |
| CN109914878A (en) * | 2019-03-28 | 2019-06-21 | 浙江工业大学 | Based on piezoelectric effect and electromagnetic induction without electric-type market intelligent parking lot |
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Application publication date: 20130703 |