CN202631834U - Reflecting apparatus and torque pipe thereof - Google Patents

Reflecting apparatus and torque pipe thereof Download PDF

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Publication number
CN202631834U
CN202631834U CN201220025935.1U CN201220025935U CN202631834U CN 202631834 U CN202631834 U CN 202631834U CN 201220025935 U CN201220025935 U CN 201220025935U CN 202631834 U CN202631834 U CN 202631834U
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CN
China
Prior art keywords
torque tube
slit
heliostat
brace
mirror assembly
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201220025935.1U
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Chinese (zh)
Inventor
S.赫斯
Z.施维茨
R.巴沃尔
M.斯卢茨基
N.克卢格曼
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Source Industry (israel) Co Ltd Of Light
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Source Industry (israel) Co Ltd Of Light
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Publication date
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Priority to CN201220025935.1U priority Critical patent/CN202631834U/en
Application granted granted Critical
Publication of CN202631834U publication Critical patent/CN202631834U/en
Anticipated expiration legal-status Critical
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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
    • Y02E10/40—Solar thermal energy, e.g. solar towers
    • Y02E10/46—Conversion of thermal power into mechanical power, e.g. Rankine, Stirling or solar thermal engines

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Abstract

The utility model discloses a reflecting apparatus applicable to a heliostat of a central tower type power station and a torque pipe thereof. The heliostat comprises one or more motion elements for generating mechanical energy. The reflecting apparatus comprises a reflector assembly. The reflector assembly comprises at least one reflecting surface and multiple supporting structures located behind the reflecting surface. The torque pipe is made to transmit the mechanical energy to the reflector assembly.

Description

Reflection unit and torque tube thereof
Technical field
The utility model relates to the solar electrical energy generation tower, and is particularly related to design and is used for the heliostat of this solar electrical energy generation tower, and is specifically related to its parts.
Background technology
Energy supplier is being devoted to seek substituting primary energy always.A kind of such energy is sun power, and a kind of mode of utilizing sun power is for adopting the solar electrical energy generation tower.
A kind of typical solar electrical energy generation tower apparatus comprises the array of heliostat and collects tower.Each heliostat all is configured to follow the tracks of the sun and daylight is reflected to the groove of collecting tower, thereby heats this groove and content thereof.The heat-transfer fluid (it can be the liquid of fused salt for example or deep fat) that constitutes heat transport medium is contained in the above-mentioned groove.
The hot fluid of heating is delivered to power house (for example steam power station), and wherein the heat energy of hot fluid is used to drive its one or more turbines, so that generate electricity as being connected to generator through the wheel shaft with each turbine in a conventional manner.
The utility model content
The purpose of the utility model is to provide a kind of reflection unit and torque tube thereof, to solve existing technical matters.
For reaching above-mentioned purpose; The utility model provides a kind of torque tube of reflection unit of the heliostat that is used for central tower power house; This heliostat comprises one or more motor elements that are used to produce mechanical energy; This reflection unit comprises mirror assembly; This mirror assembly comprises at least one reflecting surface and a plurality of supporting construction that is positioned at thereafter, and wherein said torque tube comprises that a plurality of solid elements of being convenient to pass slit wherein, and said torque tube is configured to mechanical energy is transferred to mirror assembly.
Torque tube comprises hollow tube, and it can be at both ends open.
Torque tube comprises that a plurality of torque tubes of being convenient to solid element pass slit wherein.
The first of slit can be configured so that and be connected to one or more motor elements, and the second portion of slit is configured so that and is connected to supporting construction.
The slit of second portion can vertically be provided with each other.In the slit of first at least some can be with respect to the slit radial deflection of second portion.Some slits of first can vertically be provided with the slit of second portion.
Torque tube has mechanical energy is transferred to the physical strength of said mirror assembly indeformablely.
Torque tube has enough physical strengths, so that mechanical energy is transferred to mirror assembly, and remarkable distortion can not take place.
According to theme disclosed in the utility model on the other hand, a kind of reflection unit that is used for heliostat is provided, this reflection unit comprises aforesaid torque tube.
The advantage of the utility model is; In its reflection unit, be provided with above-mentioned torque tube; Mechanical energy with the form that will rotatablely move is transported to mirror assembly, through this torque tube is improved, makes it have enough physical strengths; And remarkable distortion can not take place, so reach the effect that does not influence its operate as normal.
Description of drawings
In order to understand theme disclosed in the utility model and how to implement in order to understand in practice the utility model, at present will be and only come embodiment is described with unrestriced by way of example with reference to accompanying drawing, wherein:
Fig. 1 is the synoptic diagram of solar electrical energy generation tower;
Fig. 2 is the skeleton view of the heliostat of the solar electrical energy generation tower shown in Fig. 1;
Fig. 3 A and Fig. 3 B are respectively top perspective and the bottom perspective view according to the reflection unit of theme disclosed in the utility model;
Fig. 4 is the skeleton view of the torque tube of the reflection unit shown in Fig. 3 A and Fig. 3 B;
Fig. 5 A is the front view of the sway brace of the reflection unit shown in Fig. 3 A and Fig. 3 B;
Fig. 5 B is the cut-open view along the sway brace of the line V-V intercepting among Fig. 5 A;
Fig. 6 A is the front view of the brace of the reflection unit shown in Fig. 3 A and Fig. 3 B;
Fig. 6 B is the nearly skeleton view on the top of the brace shown in Fig. 6 A;
Fig. 6 C is the view nearby of the bottom of the brace shown in Fig. 6 A;
Fig. 7 is the skeleton view of the crossbeam of the reflection unit shown in Fig. 3 A and Fig. 3 B;
Fig. 8 is the truss of the reflection unit shown in Fig. 3 A and Fig. 3 B and the nearly skeleton view of torque tube; And
Fig. 9 A and Fig. 9 B are respectively the center rest of the reflection unit shown in Fig. 3 A and Fig. 3 B and the skeleton view of side bracket.
Embodiment
As shown in Figure 1, common solar electrical energy generation tower with 10 expressions is provided.Solar electrical energy generation tower 10 comprises the array of heliostat 12, and it is configured to the solar radiation of collecting tower 14 reflection bumps.Thereby collect tower 14 and contain the hot fluid (not included) that also is used for providing electric power by the solar radiation heating of reflection to the power house.The power house can be for example hydropower, and in this case, the hot fluid of heating is used to make water overheated, and these water are subsequently through turbine expansion, to obtain the useful energy and to generate electricity.
As shown in Figure 2, each heliostat 12 includes and is configured to heliostat is supported on the base device 16 of the fixed position in the ground and the heliostat assembly 18 that is supported by base device.
Base device 16 comprises the pylon 20 that is fixed in the ground and the position of especially supporting heliostat assembly 18 and the interface arrangement 22 that is supported by pylon.Base device also comprises position angle driver 24 and elevation angle driver 26, and it controls the position angle and the elevation angle of the reflecting surface of heliostat assembly 18 respectively.
Heliostat assembly 18 comprises the torque tube 28 that supports a plurality of sway braces 30.Some sway braces 30 support the catoptron of the reflecting surface that constitutes heliostat 12 through a plurality of carriages 34, and each carriage 34 includes the pad 36 that for example is attached to the back side of catoptron through gummed.Also be provided for the brace 38 that supports.Two braces 38 and a sway brace 30 constitute triangular structure together, to provide support.Sway brace 30, catoptron, carriage 34 and brace 38 constitute mirror assembly.
Shown in Fig. 3 A and Fig. 3 B, reflection unit 600 comprises common mirror assembly and torque tube 28 with 601 expressions.Each sway brace 30 constitutes the truss 604 of mirror assembly 601 with two braces 38 and crossbeam 602.Crossbeam 602 also is used to support torque tube 28, thereby is convenient to its motion is transferred to catoptron.
As shown in Figure 4, torque tube 28 is the hollow tube at both ends open.It comprises a plurality ofly is convenient to various solid elements and passes slit 444,554,606 wherein. Slit 554 and 606 can vertically be provided with along the length direction of torque tube 28, and slit 444 is with respect to slit 554 and the skew of 606 slight radial.Slit 444,554 is convenient to be connected to the motor element of heliostat 12, and slit 606 is convenient to be connected to truss 604, thereby helps mechanical energy is transferred to mirror assembly from the motor element of heliostat.Torque tube 28 can be processed by any suitable material, and has enough physical strengths, transfers to mirror assembly 601 with the mechanical energy of the form that will rotatablely move, and remarkable distortion can not take place, and promptly reaches the degree that this distortion will influence its work unfriendly.
Provide sway brace 30 with along its width supporting reflex mirror.Usually, for each catoptron several (for example, three) sway braces 30 spaced in parallel to each other are provided.For example seen from Fig. 5 A and Fig. 5 B that each sway brace 30 forms the slender member with general L shaped profile, its have king plank 608 and basically vertically from the short bottom sides of wherein stretching out along 610.Sway brace 30 can be through extruding or forming through any other suitable method.The king plank 608 of each sway brace 30 form have a plurality of like lower through-hole: eight carriage mounting hole 612a, 612b, 612c and 612d are (hereinafter; The carriage mounting hole will be unified by 612 expressions) form along the coboundary 614 of sway brace; Two brace mounting holes 616 are formed at the opposite side of sway brace; And crossbeam mounting hole 618 is formed near length mid point or its of sway brace, and this moment is near the bottom sides edge of sway brace.
Hole 612,616,618 can be around perpendicular axes of symmetry X Support barBe provided with, wherein this X Support barIn short transverse support bar was opened in 30 minutes, and passed the length mid point of sway brace.In addition, other hole 620 can be formed in the support bar 30.When using or dispose mirror assembly 601; These holes do not have any function and usage; But it is formed the manufacturing of being convenient to mirror assembly 601, for example when making or dispose mirror assembly or its parts, with hook or other similar supporting member it is hung through being convenient to.
Mid point between six outmost carriage mounting hole 612a, 612b and 612c and the carriage mounting hole 612d can be along the length of sway brace 30 equi-spaced apart each other.These holes can form along parabolic path, the spaced furthest of wherein innermost carriage mounting hole 612d and coboundary 614, and the summit of parabolic path is between two innermost carriage mounting hole 612d, that is, and and this parabolical opening orientating reflex mirror.The para-curve of carriage mounting hole 612 is arranged and is made catoptron on the direction that is parallel to sway brace 30 length, be parabolic shape.
As stated, brace mounting hole 616 is formed at the opposite side of sway brace.They form symmetrically, promptly with axle X Support barEqui-spaced apart.
Shown in Fig. 6 A and Fig. 6 B, each brace 38 forms the slender member with general L shaped profile, and it has king plank 622 and the inferior lath 624 from wherein stretching out basically vertically.Brace 38 can be through extruding or forming through any other suitable method.Shown in Fig. 6 C, but bottom 626 angulations of each brace 38, that is and, its side margins 628 is straight, and forms non-perpendicular angle with the top 629a and the bottom margin 629b of king plank 622.In assembling during truss 604, the sharp angle that is formed between the bottom margin 629b of side margins 628 and king plank 622 can be identical with the acute angle that is formed between brace 38 and the sway brace 30.Equally, but also angulation of the top 630 of each brace 38, so the king plank 622 of brace has trapezoidal shape.The king plank 622 of each brace 38 forms has two through holes 632,634, and each through hole is all near its end.From Fig. 6 B, be clear that; The inferior lath 624 of brace can form the through hole 636 with contiguous its top 630; When using or dispose mirror assembly 601; This through hole does not have any function and usage, but it can be formed the manufacturing of being convenient to mirror assembly 601, for example when making or dispose mirror assembly or its parts, with hook or other similar supporting member it is hung through being convenient to.
As shown in Figure 7, each crossbeam 602 forms the slender member with general planar shape.It comprises near the hole 638 on its top 640 and two holes 642 near its bottom 644.When assembling during truss 604, crossbeam 602 can be formed between sway brace 30 and two braces 38 triangular structure separately.
Truss 604 assembles as follows:
Two braces 38 are provided, and one the clamp structure (it can be for example high-strength anti-fatigue rivet) in the brace mounting hole 616 of hole 632 and the sway brace of the top 630 of each brace through fixedly passing each brace is fixed to sway brace 30;
Hole 634 and one the clamp structure in the hole 642 that near the bottom 644 of crossbeam form of the bottom 626 of each brace 38 through fixedly passing each brace is fixed to crossbeam 602; And
Crossbeam 602 passes two of torque tube 28 slits 606 that are shaped relatively, then this crossbeam 602 through fixedly passing sway brace crossbeam mounting hole 618 and be fixed to sway brace 30 near the clamp structure in the hole 638 of top 640 formation of crossbeam.
Should understand; When assembling truss 604; If identical with the acute angle that between brace 38 and sway brace 30, forms in the sharp angle that forms between the bottom margin 629b of side margins 628 and king plank 622, then the edge of two braces is with parallel or flush, as from Fig. 8, being clear that.
Adjacent truss 604 forms component truss along torque tube 28 with differing heights setting.In the sway brace 30 each is parallel to the sway brace of adjacent stringer structure and extends.In addition, the sway brace 30 of the truss 604 of component truss is along the parabolic path setting, outmost sway brace and torque tube spaced furthest, and innermost sway brace is with interval recently, that is, and parabolical opening orientating reflex mirror.The para-curve of sway brace 30 is arranged and is made catoptron on the direction vertical with sway brace length, be parabolic shape.
As stated, carriage 34 is provided, so that support bar 30 supporting reflex mirrors.These carriages can be processed by any suitable material, for example the punching press steel plate.Two types carriage is provided: center rest 34a, it is attached to the center of support bar 30; With side bracket 34b, it is attached to other point of support bar.(should be understood that in this article center rest 34a and side bracket 34b are referred to as " carriage 34 " or " a plurality of carriage 34 ").
Shown in Fig. 9 A, each center rest 34a comprises the slight curving vertical riser 646 that merges with Upper gasket support section 648 and lower bottom base 650.Pad support section 648 vertically stretches out from vertical tube 646 usually, and comprises the through hole (not shown).Base 650 is parallel to vertical tube 646 usually and forms, and with respect to its horizontal-shift, so this base 650 approximately is arranged in below the hole that is formed at pad support section 648.Base 650 is provided with two through holes 652.Upper and lower supporting construction 654 is formed in the vertical tube 646, to strengthen center rest 34a.Supporting construction 654 is perpendicular to one another at interval, thereby certain flexibility is provided for center rest 34a.Each supporting construction 654 comprises central vertical rib 656 and around the auxiliary rib 658 of the common U-shaped of its setting.Central rib 656 extends to the end of center rest 34a, that is, it passes the pad support section 648 on its top and the base 650 of its underpart.
Shown in Fig. 9 B, each side bracket 34b comprises the slight curving vertical riser 660 that merges with Upper gasket support section 662 and lower bottom base 664.Pad support section 662 vertically stretches out from vertical tube 660 usually, and comprises the through hole (not shown).Base 664 is parallel to vertical tube 660 usually and forms, and with respect to its horizontal-shift, so this base 664 approximately is arranged in below the hole that is formed at pad support section 662.Base 664 is provided with through hole 666.The vertically extending rib 668 that constitutes supporting construction is formed in the vertical tube 660, to strengthen side bracket 34b.Rib 668 extends to the end of master carrier 34b, that is, it passes the pad support section 662 on its top and the base 664 of its underpart.
The rivet of the carriage mounting hole 612 of each carriage 34 through fixedly passing its through hole 652,666 and sway brace is attached to sway brace 30.For the ease of the bracket support catoptron, each carriage 34 comprises the pad 36 that is positioned at its top.Get back to Fig. 9 A and Fig. 9 B, the spacer ring 672 that each pad 36 comprises plane 670 and stretches out downwards, this spacer ring 672 have several (for example, three) from wherein stretching out the rib 674 that radially extends.The hole (not shown) that vertically passes spacer ring 672 is provided.Provide and passed the clamp structure (not shown) of hole with the pad support section 648,622 that pad 36 is fixed to carriage 34.Bonding agent (it can be the commercial bonding agent of quick-setting high strength) is provided, so that it is attached to catoptron on the upper surface 670 of each pad 36.
Catoptron is the plane component with high reflection surface.These catoptrons can be processed by ultra-clear glasses or any other suitable material.These catoptrons should have flexibility slightly at least, for example so that it is bent into aforesaid parabolic shape.The reflectivity of catoptron can be more than 90%, and for example 92.5%.The back of catoptron can be provided with coating, and this coating is designed protects it not receive the influence of rugged surroundings (for example desert Environment).
The technician in the field under the theme disclosed in the utility model is easy to understand, under the situation that does not break away from the utility model (necessary revision) scope, can carry out multiple variation, change and modification to it in addition.

Claims (9)

1. torque tube; The reflection unit that is used for the heliostat of central tower power house, said heliostat comprise one or more motor elements that are used to produce mechanical energy, and said reflection unit comprises mirror assembly; Said mirror assembly comprises at least one reflecting surface and a plurality of supporting construction that is positioned at thereafter; It is characterized in that said torque tube comprises that a plurality of solid elements of being convenient to pass slit wherein, said torque tube is configured to said mechanical energy is transferred to said mirror assembly.
2. torque tube according to claim 1 is characterized in that, comprises hollow tube.
3. torque tube according to claim 2 is characterized in that said pipe is at both ends open.
4. torque tube according to claim 3 is characterized in that, the first of said slit is configured so that and is connected to one or more said motor elements, and the second portion of said slit is configured so that and is connected to said supporting construction.
5. torque tube according to claim 4 is characterized in that, the slit of said second portion vertically is provided with each other.
6. torque tube according to claim 5 is characterized in that, at least some in the slit of said first are with respect to the slit radial deflection of said second portion.
7. torque tube according to claim 6 is characterized in that, some slits of said first and the slit of said second portion vertically are provided with.
8. according to the described torque tube of aforementioned claim 7, it is characterized in that: said torque tube has mechanical energy is transferred to the physical strength of said mirror assembly indeformablely.
9. a reflection unit that is used for heliostat is characterized in that, said reflection unit comprises according to each described torque tube in the aforementioned claim.
CN201220025935.1U 2012-01-19 2012-01-19 Reflecting apparatus and torque pipe thereof Expired - Fee Related CN202631834U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201220025935.1U CN202631834U (en) 2012-01-19 2012-01-19 Reflecting apparatus and torque pipe thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201220025935.1U CN202631834U (en) 2012-01-19 2012-01-19 Reflecting apparatus and torque pipe thereof

Publications (1)

Publication Number Publication Date
CN202631834U true CN202631834U (en) 2012-12-26

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201220025935.1U Expired - Fee Related CN202631834U (en) 2012-01-19 2012-01-19 Reflecting apparatus and torque pipe thereof

Country Status (1)

Country Link
CN (1) CN202631834U (en)

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20121226

Termination date: 20210119