WO2017162565A1 - Dispositif pivotant de retenue, de support et/ou de déplacement pour modules solaires - Google Patents

Dispositif pivotant de retenue, de support et/ou de déplacement pour modules solaires Download PDF

Info

Publication number
WO2017162565A1
WO2017162565A1 PCT/EP2017/056519 EP2017056519W WO2017162565A1 WO 2017162565 A1 WO2017162565 A1 WO 2017162565A1 EP 2017056519 W EP2017056519 W EP 2017056519W WO 2017162565 A1 WO2017162565 A1 WO 2017162565A1
Authority
WO
WIPO (PCT)
Prior art keywords
pivot axis
post
solar modules
spring element
coupled
Prior art date
Application number
PCT/EP2017/056519
Other languages
German (de)
English (en)
Inventor
Johann Rainer
Original Assignee
Raipro Gmbh
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Raipro Gmbh filed Critical Raipro Gmbh
Publication of WO2017162565A1 publication Critical patent/WO2017162565A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S30/00—Arrangements for moving or orienting solar heat collector modules
    • F24S30/40—Arrangements for moving or orienting solar heat collector modules for rotary movement
    • F24S30/42—Arrangements for moving or orienting solar heat collector modules for rotary movement with only one rotation axis
    • F24S30/425—Horizontal axis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S30/00—Arrangements for moving or orienting solar heat collector modules
    • F24S2030/10—Special components
    • F24S2030/18—Load balancing means, e.g. use of counter-weights
    • 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
    • Y02E10/47—Mountings or tracking

Definitions

  • the present invention relates to a pivotable holding, supporting and / or adjusting device for solar modules with the features of independent claim 1.
  • pivotable support devices for solar modules can be provided to carry the solar modules from east to west with the course of the sun in order to align the solar modules in the course of the day always in a suitable manner with respect to the sun.
  • the solar modules are arranged on a pivot axis, which pivot axis is fixed at a certain distance from the ground on posts.
  • the pivot axis can be pivoted via an actuator in a suitable manner.
  • Such systems are often referred to as solar tracking systems.
  • solar tracking systems a certain number of solar modules arranged in a row on a pivot axis are usually tracked to the changing position of the sun.
  • uniaxial and horizontally arranged systems are used in many cases.
  • a single actuator may be provided to pivot the entire array of solar modules.
  • the actuator is usually arranged in the middle of the row of solar modules. For example, the distance between the solar modules positioned closest to the actuator and the solar modules located at the end of a row may be up to 40 meters, in some cases even more.
  • FIG. 2 shows a solar tracking system 50 'with a pivotable device 4 for a certain number of solar modules 6 according to the prior art.
  • the solar modules 6 are mounted on a pivot axis 8, which is arranged on a plurality of posts 10 and by means of which the solar modules 6 with respect to the horizontal
  • the actuator 12 is usually at one
  • the pivot axis 8 is pivoted by the angle ⁇ with respect to the horizontal into a position V deviating from the horizontal position. Since the solar modules 6 in the System 50 'are arranged on the pivot axis 8, the center of gravity S of the solar modules 6 is the height b above the center Z of the pivot axis 8. This results in a distance a of the center of gravity S from the center Z of the pivot axis 8. From the weight F of pivoted solar modules 6 and the distance a of the
  • FIG. 3 shows a schematic sectional illustration of a row 14 of solar modules 6.
  • FIG. 3 shows a schematic sectional illustration of a row 14 of solar modules 6.
  • a primary object of the invention can be seen to develop a pivotable device for solar modules, which at least partially overcomes the above-mentioned disadvantages of the prior art, wherein the pivot axis or the actuator of the pivotable device in a relation to the Horizontal position pivoted position relieved and pivoting of the arranged on the pivot axis of solar modules is facilitated by means of the actuator.
  • the above object is achieved by a pivotable holding, support and / or
  • Adjustment device for solar modules solved, comprising the features of claim 1. Further preferred embodiments are described by the dependent claims.
  • the invention relates to a pivotable holding, supporting and / or adjusting device for solar modules, which is also referred to in simplified form below as a device for solar modules or as a pivotable device for solar modules.
  • the device according to the invention or pivotable holding, supporting and / or adjusting device comprises a pivot axis, on which pivot axis at least one solar module is accommodated.
  • the pivotable holding, supporting and / or adjusting device for Solar modules at least one post for supporting and supporting the pivot axis and an actuator, via which the pivot axis in particular between a
  • the pivotable holding, supporting and / or adjusting device for solar modules also comprises at least one compensating device, which is mechanically coupled to the pivot axis, that the pivot axis via the at least one compensation device can be acted upon with a moment, which moment at least partially by the weight the at least one arranged on the pivot axis solar module resulting moment on the pivot axis at least partially compensated.
  • the at least one compensating device comprises at least one spring element.
  • the at least one spring element may in particular be a spiral spring, but also a hydropneumatic element or another comparable element.
  • the at least one spring element is pivotably coupled to the pivot axis and to the at least one post in such a way that the at least one spring element in a horizontal position of the pivot axis has no or at least virtually none
  • Spring element is pivotally coupled to the pivot axis and the at least one post such that the at least one spring element in a relative to the horizontal position pivoted position of the pivot axis has at least a low voltage.
  • the at least one compensating device preferably has two spring elements. To couple the at least one spring element with the pivot axis, a can
  • the lever element may in particular be a V-shaped surface element, for example, which is formed at right angles to the pivot axis or to the at least one solar module and in horizontal position of the pivot axis parallel to the at least one post or preferably assumes a vertical position.
  • a V-shape of the lever member an embodiment of which, for example, in a U-shape or an angular shape is possible.
  • the at least one spring element can be connected with a first end pivotally connected to the lever element. With a second end, the at least one spring element can be coupled to the at least one post in a ground-level position by means of a suitable device. As already it may be provided that the at least one spring element at
  • Horizontal position of the pivot axis or an approximate vertical position of the lever member has no or at least almost no voltage or bias, at a position pivoted relative to the horizontal position
  • Lever element at least a low voltage. The bigger of the
  • the at least one spring element or the lever element and the at least one spring element of the at least one compensation device are designed such that the torque to be obtained by the at least one compensation device and that resulting from the weight force of the solar modules on the pivot axis Compensate for each other's moment.
  • Compensation device can be an exact tracking of the solar modules and a
  • Voltage of the at least one spring element can be used to the
  • Swivel axis must be applied.
  • Compensating device comprise at least one damping module.
  • the at least one damping module By the at least one damping module, a vibration damping of the pivot axis can be made possible. Vibrations of the pivot axis can occur, in particular when there is a greater amount of wind, as soon as wind acts on the at least one solar module. This effect can be enhanced at a position of the pivot axis pivoted relative to the horizontal position and thus of the at least one solar module.
  • the at least one damping module can be coupled to the pivot axis and to the at least one post.
  • the rotatably connected to the pivot axis lever element means for connecting the at least one
  • the at least one post may preferably have, in the position close to the floor, a device for connecting the at least one damping module to the at least one post.
  • the at least one compensating device may comprise at least one cable element and at least one spring element.
  • the at least one cable element may be coupled to the pivot axis in the region of a first end, in the region of a second end with the at least one spring element.
  • the at least one spring element can in turn preferably be pivotally coupled to the at least one post.
  • the at least one cable element can be coupled to the pivot axis in such a way that the at least one spring element has no or at least almost no tension in a horizontal position of the pivot axis.
  • a pivotable coupling of the at least one cable element with the pivot axis is conceivable that the at least one spring element has at least a low voltage in a position of the pivot axis pivoted relative to the horizontal position.
  • a lever element can be provided in the further embodiment, which is comparable to the shape described above rotatably connected to the pivot axis.
  • the at least one cable element can in the region of a first end to the
  • Lever element be connected pivotally.
  • the at least one cable element can be coupled to the at least one spring element.
  • the at least one spring element may be arranged on the opposite side of the at least one post in the further embodiment, wherein the at least one spring element is connected to a device for connection preferably in the region of the upper end of the at least one post.
  • the at least one cable element can be coupled on the opposite side of the at least one post with the pivot axis or with the pivot axis fixedly arranged on the lever element.
  • at least one post have an opening for the implementation of at least one cable element. For deflecting the at least one
  • the at least one compensation device at least one
  • a deflection device can be arranged for this purpose. Also, in the region of the upper end of the at least one post a deflection device can be arranged for this purpose. Also, in the region of the upper end of the at least one post a deflection device can be arranged for this purpose. Also, in the region of the upper end of the at least one post a
  • Deflection device be provided to the at least one cable element at a pivoting of the pivot axis in a relative to the horizontal position
  • Supporting and / or adjusting device provides a compensation device, which can be composed of an arrangement of at least one spring element, at least one cable element and at least one damping module.
  • the compensating device composed by at least one spring element, at least one cable element and at least one damping module can be designed as an assembly unit.
  • the mounting unit also has a frame, with which the at least one spring element and the at least one damping module are coupled.
  • the at least one cable element can be coupled in the region of a first end with the pivot axis, and in the region of a second end with the at least one spring element.
  • the at least one cable element may be coupled to the pivot axis in such a way that the at least one spring element in one
  • Horizontal position of the pivot axis has no or at least almost no voltage.
  • the at least one cable element is coupled to the pivot axis in such a way that the at least one spring element has at least a low tension in a position of the pivot axis pivoted relative to the horizontal position.
  • Spring element may result in a stabilization of the pivotable holding, supporting and / or adjusting device or the pivot axis. Furthermore, it can be provided that the at least one damping module for vibration damping of
  • Pivot axis in the region of a first end is pivotally coupled to the pivot axis, and is arranged in the region of a second end in the region of the at least one spring element.
  • the compensating device or the mounting unit may further comprise sliding bearings, via which the compensating device or the mounting unit can be supported on the pivot axis.
  • the mounting unit can be an example V comprise shaped frame which is equipped with a first frame part and with a second frame part, which converge in the region of a frame tip or are connected in the region of this frame tip.
  • Embodiments of the V-shaped frame proved to be advantageous, in which the open frame area to the side.
  • the plain bearings are in one
  • the mounting unit can also be aligned with the pivot axis via the slide bearings.
  • a lever element can furthermore be arranged, which is non-rotatably coupled to the pivot axis and optionally pivotally connected to the frame.
  • the at least one spring element can be arranged pivotably on the second frame part. Between the at least one spring element and the lever element, the at least one cable element may extend, which
  • Frame tip and the bearing forks or the lever element is deflected by deflecting devices.
  • the at least one damping module is preferably arranged pivotably between the connection region of the spring elements to the frame and the lever element. This results in a preferably triangular configuration of the compensation device or the assembly unit, which receives an additional stabilization by the damping module.
  • Triangular shape of the compensation device or the mounting unit is the
  • Swiveling movement of the pivotable holding, supporting and / or adjusting device is not restricted.
  • vibrations due to the occurrence of wind for example, can be absorbed at the pivot axis or at the solar modules, resulting in a stable and stable system.
  • Fixing device may be arranged in the form of a hinge bearing on the at least one post.
  • the pivot axis and the at least one post at an horizontal position of the pivot axis form an angle ⁇ of preferably 90 °.
  • the pivot axis can in this case by means of
  • Spherical bearings are inclined by an angle ⁇ 'relative to the at least one post.
  • the balancing device with the pivot axis an angle ⁇ of at least approximately 90 °.
  • the compensation device can be coupled to the pivot axis and pivotally connected to the at least one post. With an inclination of the pivot axis by an angle ⁇ 'relative to the at least one post, the compensating device can maintain an at least approximately constant angle ⁇ by said coupling with the pivot axis and by the pivotable coupling with the at least one post, which preferably still approaches at least approximately 90 °.
  • the hinge bearing may comprise a spherical housing within which a ball element is disposed.
  • the spherical housing may consist of a lower shell and an upper shell. Within the spherical housing can a
  • Ball element may be arranged, which consists of a first ball half and a second ball half.
  • the pivot axis can be stored between the first half of the ball and the second half of the ball element.
  • the outer upper radius of the joint bearing can be kept relatively small due to a thin-walled design of the upper shell.
  • Such a configuration is particularly advantageous in terms of which the center of gravity of the structures can lie at a low height above the center of the pivot axis. From the weight of the pivoted solar modules and the small distance of the center of gravity from the center of the
  • Pivot axis can result in a much lower torque, as is known in the art.
  • the joint bearing is a dry plain bearing. Therefore, it can be provided in particular that the materials of the ball halves and the lower shell are selected such that a
  • Pairing may occur, which is designed for a dry run suitable. Since a stable complete seal such storage, which must be able to work properly under all environmental conditions such as rain, wind or sand storms, can only be produced in a serious way, it is advantageous if registered in the hinge bearing impurities as soon as possible from the
  • the lower shell of the spherical housing is divided on the contact side to the second ball half in grooves and support areas.
  • the lower shell of the spherical housing may have a funnel bottom, which leads to at least one opening in the lower shell. Through the grooves and support areas, as well as the hopper floor and at least one opening dirt particles and water can be discharged from the joint stock. As a result, a functional reliability and only minimal wear of the joint bearing can be ensured.
  • At least one compensating device of the pivotable holding, supporting and / or adjusting device for solar modules described above can be used in particular for a solar tracking system which provides a plurality of solar modules arranged in a row.
  • the plurality of solar modules can be arranged on a common pivot axis, which pivot axis can be supported or supported by means of several posts.
  • the at least one provided compensating device of the pivotable holding, supporting and / or adjusting device for solar modules can be provided on at least one post at at least one end of the row of solar modules arranged on the pivot axis.
  • a plurality of compensation devices of the pivotable holding, supporting and / or adjusting device can be provided on posts of a series of solar modules arranged on a pivot axis.
  • Fig. 1 shows a schematic view of a solar tracking system.
  • Fig. 2 shows a schematic view of a pivotable support device for solar modules from the prior art.
  • Fig. 3 shows a further schematic view of a pivotable
  • Support device for solar modules from the prior art. 4 shows a schematic view of a variant of an embodiment of a pivotable holding, supporting and / or adjusting device according to the invention for solar modules in horizontal position.
  • FIG. 5 shows a schematic side view of the variant of the pivotable holding, supporting and / or adjusting device according to the invention shown in FIG. 4 for solar modules.
  • 6 shows a further schematic view of a pivotable holding, supporting and / or adjusting device according to the invention for solar modules with a position of the pivot axis pivoted relative to the horizontal position.
  • Fig. 7 shows a perspective view of a pivotable holding, supporting and / or adjusting device according to the invention with a damping module.
  • FIG. 8 shows a schematic view of a further pivotable holding, supporting and / or adjusting device according to the invention for solar modules.
  • Fig. 9 shows a further schematic view of the invention
  • pivotable holding, supporting and / or adjusting device for solar modules according to FIG. 8 with a relative to the horizontal position pivoted position of the pivot axis.
  • Fig. 10 shows a detailed view of the pivotable holding, support and / or
  • Fig. 1 1 shows a schematic view of another pivotable holding, supporting and / or adjusting device according to the invention for solar modules.
  • Fig. 12A shows a schematic view of a pivotable according to the invention
  • 12B shows a schematic view of a pivotable holding, supporting and / or adjusting device according to the invention according to FIG. 11 with a position of the pivot axis pivoted relative to the horizontal position.
  • 13A shows a schematic side view of a further pivotable holding, supporting and / or adjusting device according to the invention for solar modules in a horizontal position.
  • FIG. 13B shows a schematic side view of a pivotable holding, supporting and / or adjusting device according to FIG. 13A in a position of the pivot axis inclined by the angle ⁇ '.
  • Fig. 14 shows a schematic view of a fastening device.
  • Fig. 15A shows a schematic view of a fastening device according to
  • FIG. 15B shows a further schematic view of a fastening device according to FIG. 14.
  • FIG. 1 shows a uniaxial, horizontally arranged solar tracking system 50.
  • the solar tracking system 50 comprises a certain number of solar modules 6, which are arranged on a commonly common pivot axis 8 in a row 14.
  • the row 14 of solar modules 6 or the pivot axis 8 is seen along the pivot axis 8 relative to a horizontal position of the solar modules 6 and the pivot axis 8 pivotally.
  • the pivot axis 8 of the pivotable holding, supporting and / or adjusting device 2 is arranged on regularly spaced posts 10 in an intended height.
  • a fastening device 34 cf., for example, Fig. 4
  • the pivot axis 8 is mounted on the respective post 10.
  • the pivot axis 8 can be brought along the pivot axis 8 in a position pivoted relative to the horizontal position (see, for example, Fig. 6).
  • the actuator 12 is usually positioned in the center of the solar modules 6 arranged in the row 14. In the area of the actuator 12, a region 14 'which is free of solar modules 6 can be provided.
  • the solar modules 6 can be carried from east to west with the course of the sun.
  • the distance D between the solar module 6a positioned closest to the actuator 12 of the pivot axis 8 and the solar module 6b positioned at the end 14 "of the row 14 may be up to 40 meters or more.
  • a pivotable holding, supporting and / or adjusting device 2 according to the invention for solar modules 6 is shown.
  • a compensation device 16 of the pivotable holding, supporting and / or adjusting device 2 is usually provided in each case on a post 10 in the region of the ends 14 "of the row 14, in order to obtain an ideal weight compensation of the solar modules 6 or a rotation of the pivot axis 8, which is usually most pronounced in the region of the ends 14 "of the row 14, counteract.
  • an arrangement of a plurality of balancing devices 16 on a plurality of posts 10 of the solar tracking system 50 conceivable.
  • the pivotable holding, supporting and / or adjusting device 2 comprises a compensation device 16 or 16a.
  • Compensating means 16a in this case has a V-shaped lever element 18, which is mounted non-rotatably on the pivot axis 8.
  • the pivot axis 8 may be, for example, a round, square or polygonal tube.
  • the lever member 18 is also perpendicular to the horizontal position W of the pivot axis 8 also arranged horizontally
  • connection element 30 arranged at the lower end of the lever element 18 and at a connection point 32 provided on the articulation element 20 can each pivotably fasten a connection element 24 or 26, between which attachment elements 24 and 26 at least one spring element 22 can be introduced 4, two spring elements 22 are provided Depending on the design of the compensation device 16a, one is also a
  • a distance LH between the center Z of the pivot axis 8 and the connection point 30 of the connecting element 26 to the lever member 18, a distance LH, between the connection point 30 of the connecting element 26 to the lever member 18 and the connection point 32 of the connecting element 24 to the hinge element 20, a distance LF ,
  • the spring elements 22 are in the unloaded position, so that the spring elements 22 have no or at least almost no bias.
  • Fig. 5 is another view of the invention pivotable holding
  • Support and / or adjusting device 2 for solar modules 6 shown.
  • the compensation device 16a is in turn attached to the outermost post 10 in the region of the end 14 "of the row 14.
  • the distance P of the lever element 18 from the post 10 usually results from the structural design of the spring elements 22 and des
  • Connecting element 20, however, at least such a distance P is provided so that upon thermal expansion of the pivot axis 8 no collision of the spring elements with the post 10 may arise.
  • Adjusting device 2 represented by an intended angle ⁇ .
  • the rotatably mounted on the pivot axis 8 lever member 18 of the balancer 16 a is also pivoted by the angle ⁇ relative to the vertical.
  • the distance of the attachment point 30 of the lever element 18 from the center Z of the pivot axis 8 comprises, as already described in connection with FIG. 4, a length LH. Due to the pivoting of the lever member 18, the spring elements 22 are tensioned by the resulting stroke H. As a result, the distance LF between the connection point 30 of the connection element 26 to the lever element 18 and the connection point 32 of the connection element 24 to the coupling element 20 increases by the stroke H, so that the clamping length of the spring elements 22 increases and the spring elements 22 a
  • Moments M2 (see Figures 2 and 3) acts.
  • an interpretation of the lever member 18 and the spring elements 22 such that the moment M2 and the counter torque M1 compensate each other. In this way can by the
  • Compensation device 16a a more accurate tracking of the solar modules 6 and a relief of the pivot axis 8 are possible.
  • the tension of the spring elements 22 can be used to facilitate the pivoting back of the pivot axis 8 in the horizontal position, since this is a lower energy consumption for
  • Pivoting the pivot axis 8 is required.
  • the lever element 18 has a planar connection projection 38, which at least is arranged approximately at right angles to the lever element 18.
  • connection projection 38 at least approximately parallel to the solar modules 6 arranged. Furthermore, the coupling element 20 has a connection projection 40. Between the attachment projection 38 and the attachment projection 40, the damping module 36 can be pivotably arranged on the attachment projection 38 and the attachment projection 40. The damping module 36 may be
  • Damping module 36, a stabilization of the pivot axis 8 and the solar modules 6 are effected. Especially with respect to the horizontal position
  • pivotable holding, supporting and / or adjusting device for solar modules 2 and the solar tracking system 50 often strongly influenced by wind, whereby vibrations with respect to the pivot axis 8 can arise and therefore an additional load on the pivot axis 8 is caused.
  • Damping module 36 the wind induced load of the pivot axis 8 can be at least partially compensated or damped.
  • FIG. 8 describes a further embodiment of the compensating device 16c for the pivot axis 8 or for the solar modules 6 of a pivotable holding, supporting and / or adjusting device 2.
  • the compensation device 16c comprises a combination of a spring element 22 and a cable element 42.
  • the pivot axis 8 or the solar modules 6 are in horizontal position W, so that the lever element 18 is aligned parallel to the post 10 or vertically.
  • the post 10 is again a post 10 positioned in the region of the end 14 "of the row 14.
  • the spring element 22 is in the case of FIG.
  • Compensating means 16 c arranged on the opposite side of the post 10 and arranged at a connection point 34 * in the region of the fastening device 34 of the pivot axis 8 at the upper end of the post 10.
  • the spring element 22 has no or almost no bias, as indicated by the designation LF '.
  • the cable 42 is attached to a first end 42 '.
  • a deflection device 44 is arranged at a short distance from the lever element 18 on the post 10, which deflection device consists of two deflection rollers 44 '(see FIG. The two pulleys 44 'of
  • Deflection device 44 are arranged side by side on the post 10, that the cable 42 is deflected at a deflection of the lever member 18 due to a pivoting of the pivot axis 8 in each case by one of the deflection rollers 44 '.
  • further deflecting devices 46 and 48 are arranged opposite each other on two sides of the post 10, which
  • Deflection devices 46 and 48 are also formed by pulleys. in the
  • Spring element 22 can be used to facilitate the pivoting back of the pivot axis 8 in the horizontal position, since in this case a lower energy consumption for
  • Pivoting the pivot axis 8 is required.
  • a possible attachment of a longer spring element 22 in comparison to the compensation device 16a has an effect.
  • a longer spring element 22 can result, in particular, from the connection of the spring element 22 at the connection point 34 * at the upper end of the post 10 and an arrangement of the deflection devices 46 and 48 or the opening in the area near the bottom of the post 10.
  • Fig. 9 is a pivotable holding, supporting and / or adjusting device 2 for solar modules 6 according to the embodiment of FIG. 8 with respect to the
  • Lever element 18 resulting stroke H 'and thereby attracted rope 42 is a voltage of the spring element 22 so that a voltage of the spring element 22 results, which is illustrated by the designation LF' + H '.
  • the detailed view of the pivotable holding, supporting and / or adjusting device 2 of FIG. 10 is again the effect of the compensation device 16 c at a relative to the horizontal position pivoted position V of
  • Swivel axis 8 explained in detail.
  • the pivot axis 8 and the lever member 18 is inclined in this case by the angle ⁇ relative to the vertical.
  • the angle ⁇ can be formed when the pivot axis or the lever element 18 is pivoted by the angle ⁇ between the lever element 18 and the course of the cable 42.
  • Compensation device 16a as indicated by a theoretical traction line 52 (see Fig. 9) of a spring element.
  • the lever element 18, the cable 42 and the spring elements 22 can be designed in the compensation device 16c such that the moment M2 (see FIGS. 6, 10) compensate each other.
  • Compensating means 16 or 16d for the pivot axis 8 and the solar modules 6 a pivotable holding, supporting and / or adjusting device 2 described.
  • Compensating device 16d is composed of a mounting unit 54.
  • the mounting unit 54 can be attached to a, for example, from two mutually arranged at a certain angle post 10 post assembly 10 '.
  • this post are 10, which can be anchored with a fferfundament réelle in the ground.
  • the foundation connection elements 60 can each be designed to be suitable for the posts 10 intended for use.
  • the foundation connection element 60 can also be designed to be adjustable.
  • the foundation connection elements 60 are each adaptable to different alignment angles of the post arrangement 10 ', thereby also
  • the assembly unit 54 in this case comprises an example V-shaped frame 56 with a first frame part 56 'and a second frame part 56 "which converge in the region of a frame tip 56"' or are connected in the region of this frame tip 56 "'
  • the frame 56 is equipped with bearing forks 57. Sliding bearings 58 are accommodated in the bearing forks 57, whereby the bearing forks 57 can be supported on the pivot axis 8.
  • the mounting unit 54 can also be aligned with the pivot axis 8 via the sliding bearings 58.
  • a lever element 18 is furthermore arranged, which is non-rotatably coupled to the pivot axis 8 and optionally pivotally connected to the frame 56.
  • Two spring elements 22 are pivotably arranged on the second frame part 56 ".
  • an attachment element 23 for the spring elements 22 is located in an end region of the second frame part 56 ", so that they extend from the end region of the second frame part 56" in the direction of the tip 56 "'of the frame 56.
  • a cable element 42 extends, which is preferably deflected in the region of the frame tip 56 '' and in a region between the frame tip 56 '' and the bearing yokes 57 or of the lever element 18 via deflecting devices 44 and 46 consisting of deflection rollers consist of two pulleys, so that a deflection of the cable element 42 regardless of the direction of the
  • Pivoting the pivot axis 8 is possible.
  • Pivot axis arranged 8 solar modules 6, the lever member 18 is in such a starting position A (see Fig. 12A), that the cable element 42 is not deflected and causes no or at least almost no tension of the spring elements 22. Is the pivot axis 8 in a relation to the horizontal position of the pivot axis 8 and the solar modules 6 pivoted position V, that is
  • Lever element 18 with respect to the above-mentioned starting position A (position B, see Fig. 12B) deflected so that the cable element 42 also moves, whereby at least a low voltage of the spring elements 22 is effected.
  • the tension of the spring elements 22 results in a stabilization or relief of the pivotable holding, supporting and / or adjusting device 2 and the pivot axis 8.
  • For further stabilization of the pivotable holding, supporting and / or adjusting device 2 and the pivot axis 8 or for compensation possibly occurring shrinkages on the pivot axis 8 is preferably between the connection region of
  • Damping element 36 receives additional stabilization.
  • vibrations due to the formation of wind for example, can be damped at the pivot axis 8 or at the solar modules 6, resulting in a system which is less or hardly susceptible to vibrations and thus relatively stable.
  • each other can be pre-assembled.
  • a pre-assembly of the spring elements 22, the damping module 36, the deflection devices 44 and 46, the traction cable 42 and the lever member 18 on the frame 56 are possible, whereby they can be held in an exactly predetermined position to each other.
  • FIG. 12A and 12B show a view along the pivot axis 8 view of pivotal holding, supporting and / or adjusting devices 2, which are each equipped with compensation devices 16d according to the embodiment of FIG. 1 1 are equipped.
  • FIG. 12A shows the pivotable holding, supporting and / or adjusting device 2 with a pivot axis 8 located in horizontal position W or with itself in FIG.
  • Lever member 18 is also pivoted by the angle ⁇ , so that the lever member 18 is in a relation to the starting position A deflected position B, and thereby moves the pull cable 42, whereby the spring elements 22 are tensioned.
  • the damping module 36 is in this case also moved.
  • Swivel axis 8 and the solar modules 6 can be done by means of the damping module 36, a compensation or damping of vibrations, resulting in a very stable at any time system.
  • FIGS. 13A and 13B show a further embodiment of a
  • FIGS. 13A and 13B each show a lateral view of the pivotable holding, Supporting and / or adjusting device 2.
  • the pivot axis 8 by means of a fastening device 34 'on the post 10 and a post assembly 10' is mounted.
  • an angle ⁇ of 90 ° is preferably included between the pivot axis 8 and the posts 10. Basically, a correct functioning of the
  • the area of the frame 56 is the
  • Compensating device 16 d pivotally attached to the post 10 via the foundation connection element 60. Furthermore, the frame 56 is connected via the bearing forks 57 and the sliding bearing 58 on the pivot axis 8, so that between the pivot axis 8 and the mounting unit 54, an angle ⁇ results, which preferably in the horizontal position W of the pivot axis 8 an amount of 90 also °. As already mentioned in connection with FIGS. 1 and 12, the lifting element 18 is secured against rotation on the pivot axis 8.
  • the fastening device 34 ' has a pivot bearing 69 which surrounds the pivot axis 8.
  • a spherical bearing 69 for the mounting of the pivot axis 8 is not only a pivoting of the pivot axis 8 and the solar modules 6 along the pivot axis 8 possible (positions W, V), as shown for example by FIG. 12B, but
  • the pivot axis 8 or the solar modules 6 can also be inclined by the angle ⁇ 'with respect to the posts 10 (see reference numeral N).
  • the angle ⁇ ' may thus have, for example, an amount of 91 ° to 140 °.
  • the frame 56 with the respective components corresponding to the inclination N of the pivot axis 8 by the angle ⁇ 'pivot.
  • the angle ⁇ between the frame 56 and the pivot axis 8 remains unchanged.
  • the compensating device 16d is thus coupled to the pivot axis 8 and the post 10 in such a way that the compensating device 16d and the pivot axis 8 always have an inclination N of the pivot axis 8 at an arbitrary angle ⁇ 'with respect to the posts 10 both at horizontal position W of the pivot axis 8 include a constant angle ⁇ of 90 °.
  • Compensating device 16d increases compared to the horizontal position W of Swivel axis 8. As a result, all rotary and swivel axes within the
  • Mounting unit 54 always formed axially parallel. In addition, beyond the desired restoring force of the spring elements 22, no unwanted twists occur. Due to the additional inclination possibility of the pivot axis 8 and the solar modules 6 with respect to the post 10, the solar modules 6 can be even more suitable with respect to the
  • FIG. 14 shows a fastening device 34 'or a spherical plain bearing 69, as may be used, for example, in the case of the pivotable holding, supporting and / or adjusting device 2 according to FIGS. 13A and 13B. Furthermore, the use of such a fastening device 34 'or such a hinge bearing 69 in
  • connection with a pivotable holding, supporting and / or adjusting device 2 according to one of the embodiments of Figures 4 to 12 conceivable.
  • the fastening device 34 ' can in this case be arranged as desired on posts 10 or a post arrangement 10'.
  • the fastening device 34 ' has a holding fork element 62, which is designed, for example, as a sheet-metal forming part.
  • the retaining fork element 62 can be fastened to the post 10 or the post assembly 10 'via a screw connection 70, and positively receives a lower shell 64.
  • a spherical housing 67 is formed.
  • a divisible ball element 68 consisting of a first ball half 68 'and a second ball half 68 "can be rotatably supported in the spherical housing 67.
  • the pivot axis 8 can be positioned between the first and the second ball half 68' and 68".
  • the spherical bearing 69 can be formed for the pivot axis 8.
  • Swivel axis 8 tolerance compensation in all directions which in particular for the installation of the pivotable system provides a great deal of relief. Due to the split design of the joint bearing 69, the mounting of the pivotable holding, supporting and / or adjusting device 2 and the pivot axis 8 to the post 10 is also facilitated. Thus, the pivot axis 8 can be inserted into the lower shell 64 "already fastened to the posts 10 via the retaining fork element 62 or into the second spherical half 68" The joint bearing 69 can then be closed by the first ball half 68 'and the upper shell 66 Components of the
  • FIG. 15A once again shows the fastening device 34 'according to FIG. 14 along the pivot axis 8. This clearly shows how the
  • Holding fork element 62 receives the lower shell 64 in a form-fitting manner.
  • the outer upper radius RL of the joint bearing 69 can be seen, which can be kept relatively small due to the thin-walled design of the upper shell 66.
  • Such a configuration is particularly advantageous in terms of the fact that the center of gravity S of the structures can lie at a low height above the center Z of the pivot axis 8. From the weight F of the pivoted solar modules 6 and the small distance of the center of gravity S from the center Z of the pivot axis 8 can result in a much lower torque, as is known from the prior art.
  • FIG. 15B likewise shows an advantageous embodiment of the joint bearing 69.
  • the small construction height of the upper shell 66 of the spherical housing 67 is clearly visible again through FIG. 15B.
  • the upper shell 66 may be made of a deep-drawing steel.
  • the hinge bearing 69 is a dry plain bearing. Therefore, it can be provided that the materials of the ball halves 68 'and 68 "with the ball surface KO and the
  • Lower shell 64 are selected such that a sliding pairing can occur, which is designed to be suitable for dry running. Since a secure complete seal such storage, which must be able to work properly under all environmental conditions such as rain, wind or sandstorms, only in a difficult or difficult to produce, it is advantageous if registered in the hinge bearing 69 impurities as soon as possible by itself can be removed again.
  • Ball half 68 "no continuous contact surface, but is divided into preferably a plurality of grooves R and support portions T. The number of grooves R and the
  • Support areas T can be selected depending on the size of the pivot bearing 69.
  • the grooves R can lead into a funnel bottom TB of the lower shell 64.
  • In the area of the funnel bottom TB further two openings O are arranged in the lower shell 64.
  • About the hopper floor TB possibly existing dirt particles and water are the two openings O out, so that the dirt particles and the water can be discharged from the joint bearing 69. It may already be sufficient to design the lower shell 64 in such a way.
  • By the described design of the lower shell 64 dirt particles and water, which have penetrated into the joint bearing 69, in a simple, fast and safe way back from the
  • Spherical bearing 69 are discharged. As a result, a functional reliability and minimum wear of the joint bearing 69 can be ensured.
  • the solar module 6b positioned next to the actuator of the pivot axis at the end of a series positioned solar module
  • Swivel axis positioned solar module and positioned at the end of a row solar module

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Photovoltaic Devices (AREA)

Abstract

L'invention concerne un dispositif pivotant de retenue, de support et/ou de déplacement pour modules solaires (6). Le dispositif (2) comporte un axe de pivotement (8) au niveau duquel au moins un module solaire (6) est reçu. Le dispositif pivotant (2) pour modules solaires (6) comporte en outre au moins un montant (10) pour supporter et monter l'axe de pivotement (8) ainsi qu'un actionneur par le biais duquel l'axe de pivotement (8) peut être pivoté entre une position horizontale (W) et une position différente de la position horizontale. Le dispositif pivotant (2) pour modules solaires (6) comporte de plus au moins un dispositif de compensation (16), lequel est accouplé mécaniquement à l'axe de pivotement (8) de telle sorte que l'axe de pivotement (8) peut être, par le biais dudit au moins un dispositif de compensation (16), soumis à un moment qui compense au moins partiellement un moment sur l'axe de pivotement (8) résultant au moins partiellement du poids dudit au moins un module solaire (6) disposé sur l'axe de pivotement (8).
PCT/EP2017/056519 2016-03-23 2017-03-20 Dispositif pivotant de retenue, de support et/ou de déplacement pour modules solaires WO2017162565A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE202016101604 2016-03-23
DE202016101604.5 2016-03-23

Publications (1)

Publication Number Publication Date
WO2017162565A1 true WO2017162565A1 (fr) 2017-09-28

Family

ID=58530509

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2017/056519 WO2017162565A1 (fr) 2016-03-23 2017-03-20 Dispositif pivotant de retenue, de support et/ou de déplacement pour modules solaires

Country Status (1)

Country Link
WO (1) WO2017162565A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11976687B2 (en) 2021-04-16 2024-05-07 Saint-Gobain Performance Plastics Corporation Bearing assembly for tracker assembly and methods of making and using the same
EP4417895A3 (fr) * 2020-09-14 2024-10-09 Nextracker Inc. Cadres de support pour dispositifs de poursuite solaires

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2180524A2 (fr) * 2008-10-24 2010-04-28 Emcore Solar Power, Inc. Réseau photovoltaïque à suivi solaire terrestre
WO2011009508A2 (fr) * 2009-07-20 2011-01-27 Tecnosun Solar Systems Ag Dispositif d'asservissement pour une installation photovoltaïque et procédé de montage d'un tel dispositif d'asservissement
US20120180845A1 (en) * 2011-01-14 2012-07-19 Sunpower Corporation Support for solar energy collectors
WO2013040715A1 (fr) * 2011-09-21 2013-03-28 The University Of Western Ontario Dispositif de suivi solaire
DE202012102106U1 (de) * 2012-06-08 2013-09-12 Ideematec Deutschland Gmbh Nachführvorrichtung für Solarmodule
US20140026940A1 (en) * 2012-07-30 2014-01-30 Pv Hardware Llc Energy generation system
DE202014101685U1 (de) * 2014-04-09 2014-04-17 Raipro Gmbh Einrichtung zur Schwingungsdämpfung von Photovoltaikaufstellungen sowie Photovoltaikaufstellung mit Dämpfungselement

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2180524A2 (fr) * 2008-10-24 2010-04-28 Emcore Solar Power, Inc. Réseau photovoltaïque à suivi solaire terrestre
WO2011009508A2 (fr) * 2009-07-20 2011-01-27 Tecnosun Solar Systems Ag Dispositif d'asservissement pour une installation photovoltaïque et procédé de montage d'un tel dispositif d'asservissement
US20120180845A1 (en) * 2011-01-14 2012-07-19 Sunpower Corporation Support for solar energy collectors
WO2013040715A1 (fr) * 2011-09-21 2013-03-28 The University Of Western Ontario Dispositif de suivi solaire
DE202012102106U1 (de) * 2012-06-08 2013-09-12 Ideematec Deutschland Gmbh Nachführvorrichtung für Solarmodule
US20140026940A1 (en) * 2012-07-30 2014-01-30 Pv Hardware Llc Energy generation system
DE202014101685U1 (de) * 2014-04-09 2014-04-17 Raipro Gmbh Einrichtung zur Schwingungsdämpfung von Photovoltaikaufstellungen sowie Photovoltaikaufstellung mit Dämpfungselement

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4417895A3 (fr) * 2020-09-14 2024-10-09 Nextracker Inc. Cadres de support pour dispositifs de poursuite solaires
US11976687B2 (en) 2021-04-16 2024-05-07 Saint-Gobain Performance Plastics Corporation Bearing assembly for tracker assembly and methods of making and using the same

Similar Documents

Publication Publication Date Title
EP2430666B1 (fr) Ensemble support pour modules solaires
WO2019038241A1 (fr) Dispositif de retenue, de support et/ou de déplacement pivotant pour modules solaires
EP2885587B1 (fr) Construction porteuse pour modules solaire
EP2476140B1 (fr) Installation photovoltaïque composée d'une pluralité de modules photovoltaïques
WO2012152344A2 (fr) Dispositif d'orientation et/ou suiveur pour capteurs solaires
WO2019228703A1 (fr) Installation solaire ayant un table de modules pivotantes et fixables
WO2014076185A1 (fr) Système de stabilisation
WO2019179632A1 (fr) Unité de pivotement pour un dispositif de poursuite pour des modules solaires
DE102020204684A1 (de) Agrar-photovoltaik-aufständerung
WO2013139745A2 (fr) Dispositif de mise à jour pour modules solaires
WO2017162565A1 (fr) Dispositif pivotant de retenue, de support et/ou de déplacement pour modules solaires
EP2514985A1 (fr) Concept de fixation pour un palier à roulement
WO2010000403A2 (fr) Stabilisateur à dispositif d'ajustage pour des ancrages au sol
DE69100215T2 (de) Lastdissipations- und Begrenzungselement.
DE102011104452A1 (de) Ständer für PV-Module
DE202015106538U1 (de) Trageinrichtung für Stützträger von Solarmodulen
EP2741027A2 (fr) Dispositif de support pour panneaux solaires
DE202012102106U1 (de) Nachführvorrichtung für Solarmodule
DE202010014899U1 (de) Verankerungsvorrichtung
EP2295696A1 (fr) Portail multi-sections
DE102011104455B4 (de) Baugruppe eines Ständers für PV-Module, Halteaufsatz und Verfahren zum Montieren der Baugruppe
DE102011007635B4 (de) Sicherungskonzept für ein Wälzlager
DE202008010427U1 (de) Solarkollektoranordnung
EP4103329B1 (fr) Bielle de réaction destinée à intercepter un couple d'entraînement et ensemble rouleaux muni d'une bielle de réaction
EP4186159B1 (fr) Structure de support destinée à supporter des modules solaires et des éléments de plafond

Legal Events

Date Code Title Description
NENP Non-entry into the national phase

Ref country code: DE

121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 17716473

Country of ref document: EP

Kind code of ref document: A1

122 Ep: pct application non-entry in european phase

Ref document number: 17716473

Country of ref document: EP

Kind code of ref document: A1