CN106192786B - Wind energy utilization type off-load sound barrier - Google Patents
Wind energy utilization type off-load sound barrier Download PDFInfo
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- CN106192786B CN106192786B CN201610802352.8A CN201610802352A CN106192786B CN 106192786 B CN106192786 B CN 106192786B CN 201610802352 A CN201610802352 A CN 201610802352A CN 106192786 B CN106192786 B CN 106192786B
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- 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
- E01F8/00—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic
- E01F8/0005—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement
- E01F8/0017—Plate-like elements
-
- 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
- E01F8/00—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic
- E01F8/0005—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement
- E01F8/0023—Details, e.g. foundations
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Wind Motors (AREA)
Abstract
The present invention discloses a kind of wind energy utilization type off-load sound barrier, which includes sound barrier panel, column, concrete bed, top plate, power generation fan and sound-absorbing material.The sound barrier can ensure noise reduction it is constant under the premise of, by suffered by sound barrier wind load generate huge wind energy transformation be electric energy, and by storage utilization.This has not only ensured the noise reduction of sound barrier, also improves the use value of sound barrier.
Description
Technical field
The present invention relates to railway construction technical field is belonged to, especially a kind of wind energy utilization type off-load sound barrier.
Background technology
The pollution from environmental noise problem that high-speed railway, inter-city passenger rail and urban track traffic are brought is to restrict rail traffic to be good for
Health, fast-developing one of critical issue.
Traditional sound barrier is one of the good method for solving environmental noise of train pollution problem.The principle of noise reduction of sound barrier be
Sound source and a barrier is inserted between by sound person, the noise sound wave generated in rolling stock operational process is propagated to circuit both sides
In the process, when encountering barrier, it may occur that reflection, transmission and three kinds of phenomenons of diffraction are prevented from sonic propagation, and make sound wave in this way
Propagation generate a significant additional attenuation, to achieve the purpose that noise reduction.The type of sound barrier after decades of development
It is various, a plurality of types of sound barriers are divided into according to material and structure type used.However, along with the extensive use of sound barrier
And the fast development of high-speed railway, the influence of wind load suffered by sound barrier is also more and more prominent, and one side train is passing through sound
When barrier region, powerful wind field can be generated within the scope of the sound barrier of circuit both sides so that sound barrier bears huge train parting
Load.On the other hand, as high-speed rail bridge the more is built the more high, huge natural wind is born so as to cause railroad bridge both sides sound barrier
Load, and direction is changeable, therefore, research and development can effectively prevent acoustic propagation and can ensure that the off-load type sound barrier that wind passes through again
It is of great significance.
Wind energy is a kind of pollution-free, reproducible clean energy resource.Wind energy utilization is then possessed kinetic energy when moving wind
It is converted into the energy of other forms.Since it has many advantages, such as non-environmental-pollution, convenient, at low cost, the exploitation of wind energy of utilization
Using receiving countries in the world common concern.Wind-power electricity generation is the important form of wind energy utilization.
Invention content
The purpose of the present invention is in order to rationally utilize the wind energy that wind load generates suffered by sound barrier, and the present invention is to convert wind energy
And it is utilized as starting point, a kind of wind energy utilization type off-load sound barrier is provided, which can ensure that noise reduction is constant
Under the premise of, by suffered by sound barrier wind load generate huge wind energy transformation be electric energy, and by storage utilization.This is not only ensured
The noise reduction of sound barrier also improves the use value of sound barrier.
The technical scheme is that：A kind of wind energy utilization type off-load sound barrier, the wind energy utilization type off-load sound barrier is by 6
Part forms, including：Sound barrier panel, column, concrete bed, top plate, power generation fan and sound-absorbing material.Sound barrier panel is fixed on
Between two root posts card slot；Column is fixed by welding on bottom plate, and bottom plate is fixed on concrete by bolt hole by 8 bolts
On pedestal；Concrete bed is cast in the position for needing to install sound barrier by cast-in-place mode；Top plate is located at sound barrier panel top
Portion is fixed by welding manner and sound barrier panel；Power generation fan uses lift-type trunnion axis wind turbine, solid using bolt anchorage style
Due on top plate；Sound-absorbing material is filled in the cavity that sound barrier panel, concrete bed and top plate are constituted；Barrier structure is except power generation
Outside wind turbine, remaining each section is symmetrical on cross section.Sound barrier includes block frame plate and wind collecting unit, and frame plate and wind collecting unit are logical
Cross bolt fixed Combination together.Frame plate is one block of plate with circular hole, and 4 rows 6 are uniformly distributed on frame plate and arrange circle
Hole, a diameter of d of circular hole, d values 20-25cm；Adjacent two circular hole reserves the position that shortest length is b and is used to connect
Fixed wind collecting unit 8, b values 5-8cm；The position that length in reserve is a at left and right sides of frame plate is used for and column is connected and fixed, and a takes
Value 10cm；Frame plate thickness is c, c values 3-5mm.Wind collecting unit is made of 4 parts, including：Anchoring unit, collection wind funnel, collection
Air hose and wire netting；8 bolts hole are reserved on anchoring unit, it is corresponding with each 8 bolts hole in circular hole periphery on frame plate,
Wind collecting unit frame plate is set to be connected and fixed by bolt；Duct set upper end is its reserved hole, connected set wind funnel across top plate
With power generation fan, and duct set merges into a pipeline in the pylon of power generation fan, nozzle and the pipe in yaw circulator
Road is seamless to connect；Wind collecting unit outer surface fixed mesh shape wire netting prevents sundries from entering in wind collecting unit, in order to avoid pipeline is blocked,
Wire netting is welded with anchoring unit.
Power generation fan includes：Fan blade, radome fairing, pylon, pedestal, gear-box, generator, tail vane, rotation axis and yaw rotation
Turn device；There are one section of connecting pipe and confined space inside electric generator structure.
It is cork wood that power generation fan, which has 3 fan blades, wind blade main body structure, and glass fibre covering is laid on surface；It is pre- inside fan blade
It is that gas outlet is to stay hollow pipeline, the air inlet of hollow pipeline.Hollow pipeline air inlet, the connection of rotation axis internal pipeline are closed
Space, confined space are connected to by connecting pipe with duct set.
Generator is low power wind driven generator, and the alternating current sent out is converted into direct current by fairing；Tail vane is
Power generation fan to wind apparatus, yaw circulator is the device for realizing pylon and power generation fan top cabin relative rotation, yaw
Circulator and tail vane constitute entire power generation fan to wind apparatus, yaw circulator is internally provided with connecting pipe.
Rotation shaft head is closely consolidated with fan blade, tail portion tooth connection roller box, and there is gear-box chronotropic action, velocity of rotation to increase
Rotation axis after adding connects with generator again, generates electric current；There are rotation axis internal pipeline, internal pipeline and wind inside rotation axis
Leaf air inlet connects, and internal pipeline rear end is communicated with confined space, and connecting pipe is also communicated with confined space；In this way, barrier two
The wind of side is via collection wind funnel, duct set, connecting pipe, confined space, internal pipeline, air inlet, hollow pipeline to gas outlet
Discharge forms the thrust for pushing fan blade rotation.
The advantage of the invention is that：(1) sound barrier off-load is good：By establishing conventional upright in FEM-software ANSYS
Type barrier and wind energy utilization type off-load sound barrier model, the barrier panel support post bottom analyzed under different wind friction velocities are born
Maximal bending moment, the results are shown in table below.It is found by analysis, off-load rate is up to 60% or so, and off-load is with interior
Outstanding advantages of outer two-way off-load.
1 off-load Contrast on effect of table
(2) sound insulation effect is suitable with traditional sound barrier：In order to study the sound insulation effect of wind energy utilization type off-load sound barrier, tie
Close actual conditions, select identical size off-load barrier and traditional barrier as research object, establish sound in LMS acoustic softwares
Analysis model is learned, the A note power noise level oise insulation factors at off screen barrier structure centre point position horizontal distance 3m is calculated, as a result shows：
Wind energy utilization type off-load sound barrier oise insulation factor is 29.8dB (A) L, and the oise insulation factor of traditional sound barrier is 30.2dB (A), the two every
Volume is suitable.
(3) life cycle cost is low：Compared with traditional sound barrier, wind energy utilization type off-load sound barrier biggest advantage subtracts
It carries, the fatigue rupture of barrier structure can be reduced while off-load, extends the service life of barrier structure, in addition wind energy utilization
Type off-load barrier structure can make full use of wind power generation, and electric energy can generate certain economic benefit, therefore can fully reduce and subtract
Carry the life cycle cost of barrier structure.
(4) environmental protection and energy saving：Compared with traditional sound barrier, a big advantage is to send out in wind energy utilization type off-load sound barrier
Electricity simultaneously stores electric energy, can be the power supply for electrical equipment, such as illumination, line monitoring equipment etc. of sound barrier areas adjacent, achievement unit
Self-sufficient, the reduction carbon emission of electric energy needed for subset.Although early investment cost is slightly higher, later stage long-term economic interests
But more optimistic.
(5) structure durable：It is one piece of individual sound barrier panel on traditional noise barrier structure, bears larger reciprocal wind lotus
It carries, is easy that barrier structure is made to generate fatigue rupture, and wind energy utilization type off-load sound barrier can make the wind of both sides pass through screen
Hinder structure, reduces fatigue load, increase the service life of structure so that barrier structure is durable.
Description of the drawings
Fig. 1 is wind energy utilization type off-load noise barrier structure schematic diagram of the present invention；
Fig. 2 is A-A sectional views of the present invention；
Fig. 3 is 2 plan view of column；
Fig. 4 is 2 front elevation view of column；
Fig. 5 is 7 plan view of frame plate；
8 positive facade of Fig. 6 wind collecting units；
8 section of Fig. 7 wind collecting units；
5 outside drawing of Fig. 8 power generation fans；
5 internal structure chart of Fig. 9 power generation fans；
16 structural schematic diagram of Figure 10 fan blades；
Figure 11 aerofoil profile force diagrams；
23 internal structure chart of Figure 12 rotation axis；
Wind entirety flow graph inside Figure 13 sound barriers；
8 inside wind flow graph of Figure 14 wind collecting units；
Wind flow graph in Figure 15 power generation fans 5；
Figure 16 sound barrier wind energy utilization electricity generation systems.
Specific implementation mode
Wind energy utilization type off-load sound barrier as shown in Figure 1, it is made of 6 parts, including：Sound barrier panel 1, column 2, coagulation
Native pedestal 3, top plate 4, power generation fan 5 and sound-absorbing material 6 etc., A-A sectional views are as shown in Figure 2.
Sound barrier panel 1 is fixed between 2 card slot of two root posts；As shown in Figures 2 and 3, column 2 is fixed by welding in bottom
On plate 9, bottom plate 9 is fixed on by 8 bolts on concrete bed 3 by bolt hole 10；Concrete bed 3 passes through cast-in-place mode
It is cast in the position for needing to install sound barrier；Top plate 4 is located at 1 top of sound barrier panel, solid by welding manner and sound barrier panel 1
It is fixed；Power generation fan 5 uses lift-type trunnion axis wind turbine, is fixed on top plate 4 using bolt anchorage style；Sound-absorbing material 6 is filled
In in the cavity that sound barrier panel 1, concrete bed 3 and top plate 4 are constituted.In addition to power generation fan 5, remaining each section exists barrier structure
It is symmetrical on cross section.
Sound barrier 1 is made of 2 block frame plates 7 and wind collecting unit 8, and frame plate 7 and wind collecting unit 8 are bolted combination one
It rises.
Frame plate 7 is one block of plate with circular hole, as shown in Figure 5.4 row, 6 row circular hole is uniformly distributed on frame plate 7
11,11 a diameter of d of circular hole, d values are 20-25cm；Adjacent two circular hole reserves the position that shortest length is b and is used to connect
Fixed wind collecting unit 8 is connect, b values are 5-8cm；The position that 7 left and right sides length in reserve of frame plate is a is used for and the connection of column 2 is solid
Fixed, a values are 10cm；7 thickness of frame plate is c, and c values are 3-5mm.
The positive facade and section of wind collecting unit 8 are as shown in Figure 6 and Figure 7, are made of 4 parts, including：Anchoring unit 12, collection
Wind funnel 13, duct set 14 and wire netting 15.8 bolts hole are reserved on anchoring unit 12, with each circular hole on frame plate 7
11 8, periphery bolts hole correspond to, and so that 8 frame plate 7 of wind collecting unit is connected and fixed by bolt；14 upper end of duct set is across top plate 4
Its reserved hole, connected set wind funnel 13 and power generation fan 5, and duct set 14 merges into the pylon of power generation fan 5
A piece pipeline, nozzle seamless connect with the pipeline in yaw circulator；Wind collecting unit outer surface fixed mesh shape wire netting 15, resistance
Only sundries enters in wind collecting unit, in order to avoid blocking pipeline, wire netting 15 is welded with anchoring unit 12.
The appearance of power generation fan 5 is as shown in figure 8, internal structure is as shown in Figure 9.Power generation fan 5 is made of 9 parts, packet
It includes：Fan blade 16, radome fairing 17, pylon 18, pedestal 19, gear-box 20, generator 21, tail vane 22, rotation axis 23 and yaw rotation
Device 24.5 inside configuration of power generation fan also has one section of connecting pipe 25 and confined space 26.
Power generation fan 5 has 3 fan blades 16,16 appearance of fan blade as shown in Figure 10；16 agent structure of fan blade is cork wood 27, surface
Lay glass fibre covering 28；The air inlet of 16 internal reservation hollow pipeline 29 of fan blade, hollow pipeline 29 is 30, and gas outlet is
31.The connection confined space 26 of internal pipeline 32 of 29 air inlet 30 of hollow pipeline, rotation axis, confined space 26 pass through connecting pipe
25 are connected to duct set 14.
Utilize air dynamic behaviour so that the pressure difference that fan blade 16 is generated in upper and lower surface generates the lift of lifting fan blade
FyWith resistance Fx, lift FyPush fan blade 16, be allowed to rotate, the two resultant force be F, in addition air-flow by collection wind funnel 13 via collection
Air hose 14, connecting pipe 25, confined space 26, hollow pipeline 29, finally from gas outlet 30 be discharged, generate to fan blade 16 generate with
Deboost F in the same direction resultant force Ft, make its rotation.16 section aerofoil profile stress of fan blade is as shown in figure 11, air velocity vector v and the wing
String angle i is the angle of attack, and the angle of attack is set as 8 °~15 °；Also on the basis of the angle of attack, established angle is wing chord for the selection of 16 established angle of fan blade
With the angle of the surfaces of revolution.
Generator 21 is low power wind driven generator, and the alternating current sent out is converted into direct current by fairing.
Tail vane 22 is power generation fan 5 to wind apparatus, it is therefore an objective to so that the surfaces of revolution of wind wheel is often directed at wind direction, to obtain
Highest wind energy utilization；Yaw circulator 24 is the device for realizing pylon 18 and power generation fan top cabin relative rotation, partially
Boat circulator 24 and tail vane 22 constitute entire power generation fan 5 to wind apparatus, yaw circulator 24 is internally provided with connecting pipe 25.
23 head of rotation axis is closely consolidated with fan blade 16, tail portion tooth connection roller box 20, and gear-box has chronotropic action, rotation
Rotation axis 23 after speed increase connects with generator 21 again, generates electric current.There are the inner tubes of rotation axis inside rotation axis 23
Road 32, internal pipeline 32 are connect with 16 air inlet 30 of fan blade, and 32 rear end of internal pipeline is communicated with confined space 26, connecting pipe 25
Also it is communicated with confined space 26.In this way, the wind of barrier both sides is via collection wind funnel 13, duct set 14, connecting pipe 25, confined air
Between 26, internal pipeline 32, air inlet 30, hollow pipeline 29 to gas outlet 31 be discharged, formed push fan blade 16 rotate thrust.Turn
23 internal structure of moving axis is as shown in figure 12.
When train is by sound barrier region, train wind action is in sound barrier close to the one side or natural wind of track
Load action is when on sound barrier, on the one hand, train parting or natural wind blow power generation fan fan blade 16, are allowed to rotary electrification；Separately
On the one hand, train parting or natural wind are by collecting wind funnel 13, duct set 14, connecting pipe 25, confined space 26, internal pipeline
32, air inlet 30, hollow pipeline 29 to gas outlet 31 are discharged, and form the thrust for pushing fan blade 16 to rotate, and push fan blade rotation hair
Electricity.As shown in Figure 13, Figure 14 and Figure 15.The electric current sent out passes through the rectification of rectifier, is become with certain electricity by alternating current
The direct current of pressure, and charge to accumulator.The direct current exported from accumulator group after inverse converter by becoming 220V's
Alternating current, electricity supply and use equipment electricity consumption, as shown in figure 16.
Claims (1)
1. a kind of wind energy utilization type off-load sound barrier, it is characterised in that：The wind energy utilization type off-load sound barrier is made of 6 parts,
Including：Sound barrier panel（1）, column（2）, concrete bed（3）, top plate（4）, power generation fan（5）And sound-absorbing material（6）；
Sound barrier panel（1）It is fixed on two root posts（2）Between card slot；Column（2）It is fixed by welding in bottom plate（9）On, bottom plate
（9）Pass through bolt hole（10）It is fixed on concrete bed by 8 bolts（3）On；Concrete bed（3）It is poured by cast-in-place mode
It builds at the position for needing to install sound barrier；Top plate（4）Positioned at sound barrier panel（1）Top passes through welding manner and sound barrier panel（1）
It is fixed；Power generation fan（5）Using lift-type trunnion axis wind turbine, top plate is fixed on using bolt anchorage style（4）On；Sound-absorbing material
（6）It is filled in sound barrier panel（1）, concrete bed（3）And top plate（4）In the cavity of composition；Barrier structure removes power generation fan（5）
Outside, remaining each section is symmetrical on cross section；
Sound barrier panel（1）Including 2 block frame plates（7）And wind collecting unit（8）, frame plate（7）And wind collecting unit（8）It is bolted group
It is combined；
Frame plate（7）It is one block of plate with circular hole, frame plate（7）On be uniformly distributed 4 row, 6 row circular hole（11）, round
Hole（11）A diameter of d, d value 20-25cm；Adjacent two circular hole reserves the position that shortest length is b and is used to be connected and fixed
Wind collecting unit（8）, b values 5-8cm；Frame plate（7）Left and right sides length in reserve is used for for the position of a and column（2）It is connected and fixed,
A values 10cm；Frame plate（7）Thickness is c, c values 3-5mm；
Wind collecting unit（8）It is made of 4 parts, including：Anchoring unit（12）, collection wind funnel（13）, duct set（14）And wire netting
（15）；Anchoring unit（12）It is upper to reserve 8 bolts hole, with frame plate（7）Upper each circular hole（11）8, periphery bolt hole pair
It answers, wind collecting unit is made by bolt（8）Frame plate（7）It is connected and fixed；Duct set（14）Upper end passes through top plate（4）For its reserved hole
Hole, connected set wind funnel（13）With power generation fan（5）, and duct set（14）In power generation fan（5）Pylon in merge into one
Root pipeline, nozzle and yaw circulator（24）Interior pipeline is seamless to connect；Wind collecting unit outer surface fixed mesh shape wire netting
（15）, wire netting（15）With anchoring unit（12）Welding；
Power generation fan（5）Including：Fan blade（16）, radome fairing（17）, pylon（18）, pedestal（19）, gear-box（20）, generator
（21）, tail vane（22）, rotation axis（23）With yaw circulator（24）；Power generation fan（5）Inside configuration also has one section of connecting pipe
（25）And confined space（26）；
Power generation fan（5）There are 3 fan blades（16）, fan blade（16）Agent structure is cork wood（27）, glass fibre covering is laid on surface
（28）；Fan blade（16）Internal reservation hollow pipeline（29）, hollow pipeline（29）With air inlet（30）The gas outlet and（31）；It is hollow
Pipeline（29）Air inlet（30）, internal pipeline（32）It is connected to confined space（26）, confined space（26）Pass through connecting pipe（25）
With duct set（14）Connection；
Generator（21）For low power wind driven generator, the alternating current sent out is converted into direct current by fairing；
Tail vane（22）For power generation fan（5）To wind apparatus, yaw circulator（24）It is to realize pylon（18）On power generation fan
The device of portion's cabin relative rotation yaws circulator（24）With tail vane（22）Constitute entire power generation fan（5）To wind apparatus, partially
Navigate circulator（24）It is internally provided with connecting pipe（25）；
Rotation axis（23）Head and fan blade（16）Close consolidation, tail portion tooth connection roller box（20）, gear-box have chronotropic action, turn
Rotation axis after dynamic speed increase（23）Again with generator（21）Connect, generates electric current；Rotation axis（23）There are inner tubes for inside
Road（32）, internal pipeline（32）With fan blade（16）Air inlet（30）Connection, internal pipeline（32）Rear end and confined space（26）Phase
It is logical, connecting pipe（25）Also with confined space（26）It communicates；In this way, the wind of barrier both sides is via collection wind funnel（13）, duct set
（14）, connecting pipe（25）, confined space（26）, internal pipeline（32）, air inlet（30）, hollow pipeline（29）To gas outlet
（31）Discharge forms and pushes fan blade（16）The thrust of rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610802352.8A CN106192786B (en) | 2016-09-05 | 2016-09-05 | Wind energy utilization type off-load sound barrier |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610802352.8A CN106192786B (en) | 2016-09-05 | 2016-09-05 | Wind energy utilization type off-load sound barrier |
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| CN106192786B true CN106192786B (en) | 2018-09-04 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2743466C1 (en) * | 2020-07-30 | 2021-02-18 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Петербургский государственный университет путей сообщения Императора Александра I" | Jet deflecting shield |
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| CN107388174A (en) * | 2017-07-13 | 2017-11-24 | 安徽金烁科技有限公司 | A kind of LED street lamp |
| CN107725279A (en) * | 2017-11-25 | 2018-02-23 | 苏州岸肯电子科技有限公司 | A kind of highway noise barrier generating mechanism |
| CN112211123A (en) * | 2020-11-10 | 2021-01-12 | 广州地铁设计研究院股份有限公司 | Ventilation type sound barrier |
| CN114657908B (en) * | 2022-03-11 | 2023-05-26 | 中南大学 | Wind barrier structure utilizing vortex-induced vibration energy capturing |
| CN114753275B (en) * | 2022-05-10 | 2023-09-01 | 中海环境科技(上海）股份有限公司 | Load-shedding sound barrier unit and sound barrier thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20301242U1 (en) * | 2002-08-15 | 2003-03-27 | Stadler, Klaus, 49832 Beesten | System wall for high-speed road or motorway with utilization of air turbulence for electrical current generation |
| US20070264116A1 (en) * | 2006-05-12 | 2007-11-15 | Harry Edward Dempster | Barrier-Mounted Wind-Power Generation System |
| KR20130015568A (en) * | 2011-08-04 | 2013-02-14 | 삼인시설산업주식회사 | Sound proof wall having wind power generating function |
| CN205116044U (en) * | 2015-10-31 | 2016-03-30 | 王芳 | Novel highway acoustic celotex board |
| CN205501864U (en) * | 2016-03-13 | 2016-08-24 | 张艺煌 | Expressway environmental protection acoustic celotex board based on solar cell panel |
| CN206110000U (en) * | 2016-09-05 | 2017-04-19 | 华东交通大学 | Wind energy utilization type subtracts a year sound barrier |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2743466C1 (en) * | 2020-07-30 | 2021-02-18 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Петербургский государственный университет путей сообщения Императора Александра I" | Jet deflecting shield |
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| CN106192786A (en) | 2016-12-07 |
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