CN205897598U - Stirling disc -type light condenser angular adjustment and measuring mechanism - Google Patents
Stirling disc -type light condenser angular adjustment and measuring mechanism Download PDFInfo
- Publication number
- CN205897598U CN205897598U CN201620633386.4U CN201620633386U CN205897598U CN 205897598 U CN205897598 U CN 205897598U CN 201620633386 U CN201620633386 U CN 201620633386U CN 205897598 U CN205897598 U CN 205897598U
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- China
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- dish
- mirror surface
- pillar stand
- stand
- surface support
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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
- Y02E10/47—Mountings or tracking
-
- 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
- Y02E10/50—Photovoltaic [PV] energy
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- Photovoltaic Devices (AREA)
Abstract
The utility model discloses a stirling disc -type light condenser angular adjustment and measuring mechanism, including stand, mirror surface support (1) and mirror surface (2), go up stand (5) and install on stand (6) down through rotating flange (7), install servo motor (8) and through the hookup of turbine mechanism, mirror surface support (1) hinge dress is at last stand (5) top on rotating flange (7), and mirror surface support (1) back is cut with scissors and is adorned linear electric motor (10), and the preceding end hinge of push rod of linear electric motor (10) is adorned on last stand (5), install revolution counter on servo motor (8) and linear electric motor (10) to connect with the angle calculation module. The utility model discloses according to mechanical structure's characteristics itself, the angle encoder saves, cooperate the indirect current angle of dish face that calculates of counter on the servo motor simultaneously.
Description
Technical field
This utility model is related to a kind of angle-regulation structure of dish-style condenser and angle measurement unit.
Background technology
Dish-style CETRINE photo-thermal power generation technology is currently with solar energy generating efficiency highest mode, the effect that its heat generates electricity
Rate highest can reach 25%-34%.Dish-style CETRINE electricity generation system the most ripe in the market is cleanergy company of Sweden
Designed, China built up Chinese first dish-style CETRINE photo-thermal Demonstration Station in 2012 using this design.
Disc type solar energy tracking system needs cooperating of frame for movement in horizontal and vertical directions, controls dish face
Run to the position just to the sun.Typically requiring setting angle encoder on machine operation central shaft, to measure dish face current
Azimuth and elevation angle, angular encoder is relatively costly, can increase the complexity of Machine Design simultaneously.
Content of the invention
The technical problems to be solved in the utility model: adopt angular encoder measurement angle relatively for existing dish-style condenser
Complicated problem, there is provided a kind of simple and effective angle measuring mechanism and method.
Technical solutions of the utility model:
A kind of CETRINE dish-style condenser angle adjustment and measuring mechanism, including column, mirror surface support and minute surface, column by
Upper pillar stand and lower pillar stand composition, upper pillar stand is arranged on lower pillar stand by rotary flange, and rotary flange is provided with servomotor
And coupled by turbine mechanism, mirror surface support hinge is contained in upper pillar stand top, mirror surface support back side hinge dress linear electric motors, linear electric motors
Push rod front end hinge be contained on upper pillar stand；On servomotor and linear electric motors, revolution meter is installed, and and angle calculation mould
Block connects.
Mirror surface support and minute surface are in dish, and radially open up the open slot of one sector.
Mirror surface support is made up of truss and connecting rod, and truss is radially arranged, connecting rod circumferentially distributed for connecting adjacent two
Individual truss, is fitted without connecting rod between two of which adjacent truss, form open slot, the end of open slot is provided with connection machine
Structure.
The cross section of upper pillar stand is trapezoidal, and upper pillar stand passes through open slot.
Go to the bottom as circular arc on upper pillar stand trapezoidal cross-section.
A kind of CETRINE dish-style condenser angle adjustment and the angle measurement method of measuring mechanism, including azimuth and height
Angular measurement, count value m of enumerator × proportionality coefficient x on azimuthal changing value=servomotor, x are under unit count value
The dynamic gyration of rotary flange；The change of elevation angle is according to formula c2=a2+b2- 2abcos (α) calculates, if mirror surface support is upper
Hinge on column is a point, and the hinge at the mirror surface support back side for the linear electric motors is b point, and linear electric motors push rod is in upper pillar stand bottom
Hinge be c point, then a be the distance of a point to c point, and b is the distance of a point to b point, and c is the distance of b point to c point, α be ∠ bac.
c=c0+ n × y, wherein c0For the initial length of push rod, n is linear electric motors rolling counters forward, and y is under unit counting
The change of corresponding push rod length.
The beneficial effects of the utility model:
According to the feature of frame for movement itself, save angular encoder, the enumerator on cooperation servomotor is indirect simultaneously
Calculate the current angle in dish face.
In horizontal direction, the enumerator of servomotor and azimuth are linear, are easier to process.In vertical direction
Non-linear, need to process by certain skill.According to the feature of frame for movement, a triangle can be abstracted into, three
Side a, b, c correspond to three support arms on dish stand respectively.Wherein a, b edge lengths are fixed, the silk of the corresponding actuating device of the 3rd side c
Thick stick,
According to the cosine law: c2=a2+b2- 2abcos (α), the change of leading screw length correspond to the change of α angle, then root
According to vertical servo motor present counter value it is possible to calculate the elevation angle in dish face.
The cross section of upper pillar stand make into trapezoidal after, can effectively reduce need on minute surface slot size, column simultaneously
Quality also greatly reduce, make transport and install all convenient.
Set up an attachment structure at fluting, the tangential intensity of dish stand can be compensated, thus improving whole dish
The intensity of frame, can greatly reduce connecting elements and the total quality of dish stand under same design strength, simplifying simultaneously
Dish stand structure also allow for manufacturing the component being easy to transport and install, reduce installation cost.
Brief description:
Fig. 1 is this utility model overall structure diagram.
Fig. 2 is the partial enlarged view of position vi in Fig. 1.
Fig. 3 is the top view of upper pillar stand.
Fig. 4 is the structural representation of dish stand.
Fig. 5 calculates schematic diagram for elevation angle.
Specific embodiment:
As Fig. 4, dish stand 1 is made up of truss 11 and connecting rod 12, and truss 11 is in that umbrella skeleton formula is distributed, and each truss 11 is flat
Face truss structure, and perpendicular to dish face.Between two adjacent truss 11, along dish face, connecting rod 12 circumferentially connects with multiple.
Wherein have and be not provided with connecting rod 12 between two truss 11, material is thus formed a fan-shaped open slot 3, in open slot 3
Outer end arranges an attachment structure 4, and attachment structure 4 is a frame structure, and on the left of it, hinge is contained on the truss 11 of left side, connects knot
There is on the right side of structure 4 structure with right side truss 11 linking, be to be attached using connecting hole and bolt in the present embodiment.Minute surface 2
Be be arranged on dish stand 1 by the eyeglass that polylith has certain curvature after the parabola that is spliced, attachment structure 4 is also installed one
Block eyeglass.
After whole dish stand 1 is installed on column, form structure as shown in Figure 1, column is by upper pillar stand 5 and lower pillar stand 6
Composition, upper pillar stand 5 is arranged on lower pillar stand 6 by rotary flange 7, and the cross section of upper pillar stand 5 is trapezoidal, trapezoidal upper bottom
For circular arc, upper pillar stand 5 passes through open slot 3, and mirror surface support 1 is arranged in the rotating shaft at upper pillar stand 5 top.
Servomotor 8 and drive mechanism are provided with rotary flange 7, the drive mechanism in the present embodiment is worm mechanism,
Servomotor 8 delivers torque to rotary flange 7 by drive mechanism makes it rotate.
Upper pillar stand 5 bottom is enclosed within mounting seat 9, and mirror surface support 1 back side is provided with linear electric motors 10, the pushing away of linear electric motors 10
Bar front end hinge is contained in mounting seat 9.Linear electric motors 10 can realize the elevating movement of whole dish stand 1.
That installs on servomotor 8 and linear electric motors 10 has revolution meter, and connects with angle calculation module, goniometer
Calculate the calculating that module carries out dish surface azimuth and elevation angle by the counting of enumerator.
In horizontal direction, the counting of servomotor 8 enumerator and azimuth are linear, and when rotating forward, each is through work
Make impulse scaler and count m to add one, otherwise then subtract one, count value m of enumerator on azimuthal changing value=servomotor 8 ×
Proportionality coefficient x, x are the dynamic gyration of the rotary flange 7 under unit count value, and the value of x can measure after installing mechanism, is
Preset parameter.
In vertical direction, the change of elevation angle is non-linear, needs to process by certain skill.According to frame for movement
Feature, can be abstracted into a triangle, if hinge on upper pillar stand 5 for the mirror surface support 1 is a point, linear electric motors 10 are in minute surface
The hinge at support 1 back side be b point, the hinge in upper pillar stand 5 bottom for linear electric motors 10 push rod be c point, then a for a point to c point away from
From b is the distance of a point to b point, and c is the distance of b point to c point, and α is ∠ bac.Article three, side a, b, c correspond to three on dish stand respectively
Bar support arm.Wherein a, b edge lengths are fixed, the length of the leading screw of the 3rd side c line correspondence motor.
According to the cosine law: c2=a2+b2- 2abcos (α), the change of leading screw length correspond to the change of α angle, further according to
The present counter value of vertical servo motor is it is possible to calculate the elevation angle in dish face.c=c0+n×y.N counts for linear electric motors 10
Rolling counters forward, y counts the change of lower corresponding push rod length for unit, and its value is the preset parameter of linear electric motors 10, straight-line electric
When machine 10 rotates forward, each adds one through working pulse rolling counters forward m, otherwise then subtracts one.
Claims (5)
1. a kind of CETRINE dish-style condenser angle adjustment and measuring mechanism, including column, mirror surface support (1) and minute surface (2), its
It is characterised by: column is made up of upper pillar stand (5) and lower pillar stand (6), upper pillar stand (5) is arranged on lower pillar stand by rotary flange (7)
(6) on, rotary flange (7) is provided with servomotor (8) and is coupled by turbine mechanism, mirror surface support (1) hinge is contained in vertical
Post (5) top, mirror surface support (1) back side hinge dress linear electric motors (10), the push rod front end hinge of linear electric motors (10) is contained in upper pillar stand
(5) on；On servomotor (8) and linear electric motors (10), revolution meter is installed, and connects with angle calculation module.
2. according to claim 1 CETRINE dish-style condenser angle adjustment and measuring mechanism it is characterised in that: mirror surface support
(1) and minute surface (2) is in dish, and radially open up the open slot (3) of one sector.
3. according to claim 2 CETRINE dish-style condenser angle adjustment and measuring mechanism it is characterised in that: mirror surface support
(1) it is made up of truss (11) and connecting rod (12), truss (11) is radially arranged, connecting rod (12) is circumferentially distributed adjacent for connecting
Two truss (11), no connecting rod (12) between two of which adjacent truss (11), form open slot (3), the end of open slot (3)
Bindiny mechanism (4) is installed.
4. according to claim 2 CETRINE dish-style condenser angle adjustment and measuring mechanism it is characterised in that: upper pillar stand
(5) cross section is trapezoidal, and upper pillar stand (5) passes through open slot (3).
5. according to CETRINE dish-style condenser angle adjustment described in claim 4 and measuring mechanism it is characterised in that: upper pillar stand (5)
Go to the bottom on trapezoidal cross-section as circular arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620633386.4U CN205897598U (en) | 2016-06-24 | 2016-06-24 | Stirling disc -type light condenser angular adjustment and measuring mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620633386.4U CN205897598U (en) | 2016-06-24 | 2016-06-24 | Stirling disc -type light condenser angular adjustment and measuring mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN205897598U true CN205897598U (en) | 2017-01-18 |
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ID=57769097
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620633386.4U Active CN205897598U (en) | 2016-06-24 | 2016-06-24 | Stirling disc -type light condenser angular adjustment and measuring mechanism |
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| Country | Link |
|---|---|
| CN (1) | CN205897598U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105928229A (en) * | 2016-06-24 | 2016-09-07 | 西部国际绿色能源斯特林(贵州)智能装备制造有限公司 | Angle adjustment measuring mechanism of Stirling dish condenser and measuring method thereof |
-
2016
- 2016-06-24 CN CN201620633386.4U patent/CN205897598U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105928229A (en) * | 2016-06-24 | 2016-09-07 | 西部国际绿色能源斯特林(贵州)智能装备制造有限公司 | Angle adjustment measuring mechanism of Stirling dish condenser and measuring method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20190830 Granted publication date: 20170118 |
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| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20220830 Granted publication date: 20170118 |
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| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20220830 Granted publication date: 20170118 |