CN203084562U - A tracking system of a small-and-medium-size tower reflecting light-concentrating solar-energy heliostat filed - Google Patents

A tracking system of a small-and-medium-size tower reflecting light-concentrating solar-energy heliostat filed Download PDF

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Publication number
CN203084562U
CN203084562U CN 201320013878 CN201320013878U CN203084562U CN 203084562 U CN203084562 U CN 203084562U CN 201320013878 CN201320013878 CN 201320013878 CN 201320013878 U CN201320013878 U CN 201320013878U CN 203084562 U CN203084562 U CN 203084562U
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China
Prior art keywords
tracking
heliostat
solar
frame
solar tracking
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Withdrawn - After Issue
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CN 201320013878
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Chinese (zh)
Inventor
赵琦
杨永健
陶明霞
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Changzhou Y & M Industries Co Ltd
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Changzhou Y & M Industries Co Ltd
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Abstract

The utility model relates to the technical field of a solar-energy heat-collecting power generation system and especially relates to a tracking system of a small-and-medium-size tower reflecting light-concentrating solar-energy heliostat filed. The tracking system comprises three main parts of heliostat single supports, a heliostat linkage mechanism, and a sun-chasing tracking control driving mechanism. The heliostat single supports are disposed on the heliostat linkage mechanism and are fixedly connected with the heliostat linkage mechanism. The sun-chasing tracking control driving mechanism is also disposed on the heliostat linkage mechanism. The heliostat single supports are arranged round the sun-chasing tracking control driving mechanism. The tracking system has characteristics of low cost, easy control, easy installing and debugging, and convenient and fast maintenance.

Description

The tracker of a kind of middle-size and small-size tower reflecting condensation solar heliostat field
Technical field
The utility model relates to solar energy heating electricity generation system technical field, the tracker of especially a kind of middle-size and small-size tower reflecting condensation solar heliostat field.
Background technology
At present, tower light-concentrating solar heat-collection, photo-thermal, photovoltaic generating system are in the Preliminary Applications stage, relate generally to the construction of projects such as some large-scale power stations, but all the time can't middle-size and small-sizeization, and have problems such as construction cost is higher, maintenance management more complicated, wherein key is the construction of heliostat field.
At first, each heliostat is according to the geographic latitude of installing, and with respect to the position of thermal-arrest tower, its motion control program all is independently specific; And, need revise accordingly the operation control program according to the deviation of annual running track from sun.This just makes that integral body control more complicated, the debugging maintenance of heliostat field are also very inconvenient.
Secondly, because the driving follower of heliostat is to calculate by a large amount of precisions according to track of sun now, utilizing stepper motor to realize, is an open cycle system, so require quite high for mechanical precision.
Patent 201210205805.0 tower type solar thermal-arrest electricity generation system heliostats are adjusted conversion control device automatically, a kind of parallelogram bracket control device that rotates is disclosed, this control device utilizes equilateral quadrilateral interior angle to change along with the change of change of shape, and the principle that variable quantity equates comes target is debugged.
Summary of the invention
In order to overcome the deficiency of existing technology, the utility model provides the tracker of a kind of middle-size and small-size tower reflecting condensation solar heliostat field.
The technical scheme that its technical matters that solves the utility model adopts is: the tracker of a kind of middle-size and small-size tower reflecting condensation solar heliostat field, form by heliostat support unit, heliostat interlinked mechanism and solar tracking tracking Control driving mechanism three parts, described heliostat interlinked mechanism is provided with heliostat support unit and fixedly connected, also be provided with solar tracking tracking Control driving mechanism on the described heliostat interlinked mechanism, described heliostat support unit is arranged in around the heliostat solar tracking tracking Control driving mechanism.
According to another embodiment of the present utility model, comprise that further described heliostat support unit is at least 1.
According to another embodiment of the present utility model, comprise that further described heliostat support unit comprises catoptron, picture frame, the pitch orientation turning axle, connecting link, connecting frame, the rotation carriage, fixing rotary main shaft, the reflected light bobbin, the solar tracking tracking axis, the reflection detent mechanism, minute surface servo-actuated conversion slide mechanism is followed the tracks of with solar tracking and is connected curved bar, described catoptron is installed on the picture frame, picture frame links to each other by the pitch orientation turning axle with carriage, picture frame links to each other by connecting link with connecting frame, connecting frame rotatably is fixed on the carriage, carriage is installed on the fixed rotary main shaft, the reflection detent mechanism is fixed according to each heliostat support unit and reflectance target tower relative position, the reflected light bobbin links to each other with the reflection detent mechanism, and the solar tracking tracking axis is connected curved bar with the solar tracking tracking and links to each other.
According to another embodiment of the present utility model, comprise that further described heliostat interlinked mechanism comprises interlock master frame, the north-south orientation sliding axle, thing orientation sliding axle, lifting master frame and lifting sliding axle, the solar tracking of described heliostat support unit is followed the tracks of the connection curved bar and all is connected with interlock master frame, interlock master frame links to each other with two north-south orientation sliding axles, solar tracking is followed the tracks of and is connected curved bar, interlock master frame links to each other with four thing orientation sliding axles with the association that north-south orientation sliding axle three constitutes, solar tracking is followed the tracks of and is connected curved bar, interlock master frame, the association that north-south orientation sliding axle and thing orientation sliding axle constitute is installed on the lifting master frame, and solar tracking is followed the tracks of and connected curved bar, interlock master frame, the north-south orientation sliding axle, the association that thing orientation sliding axle and lifting master frame constitute is fixed on the lifting sliding axle.
According to another embodiment of the present utility model, comprise that further described solar tracking tracking Control driving mechanism comprises that the solar tracking tracking drives curved bar, rectangle frame is followed the tracks of in solar tracking, solar tracking tracking illumination electric probe and controller, rotation drives rectangle frame, rotation drive speed reducer structure, the pitching straight line driving mechanism, the silicon solar cell plate, high concentration solar cell panel and solar tracking tracking Control driving mechanism support, described solar tracking is followed the tracks of the driving curved bar and is connected with the interlock master frame of heliostat interlinked mechanism, solar tracking is followed the tracks of rectangle frame and is loaded on the solar tracking tracking driving curved bar, solar tracking tracking illumination electric probe and controller, silicon solar cell plate and high concentration solar cell panel are installed in solar tracking and follow the tracks of the rectangle frame top, rotation drives the rectangle frame front end and passes solar tracking tracking rectangle frame, rectangle frame is followed the tracks of in solar tracking, in the associating that rotation driving rectangle frame is formed the pitching straight line driving mechanism is housed, rotation drives the rectangle frame end and links to each other with rotation drive speed reducer structure, and pitching straight line driving mechanism rotation drive speed reducer structure is installed on the solar tracking tracking Control driving mechanism support.
The beneficial effects of the utility model are, at first, the utility model is by the photosignal of solar tracking tracking illumination electric probe and controller, the angle of pitch and the position angle of identification sunray, rotational delay mechanism and the pitching straight line driving mechanism controlled in the solar tracking tracking Control driving mechanism carry out corresponding operation, and it is parallel with sunlight to realize that rectangle frame is followed the tracks of in solar tracking.Secondly, the utility model is followed the tracks of by solar tracking and is driven curved bar and drive interlock master frame, thereby drive solar tracking and follow the tracks of the connection curved bar, make the solar tracking tracking axis of each support in the heliostat support array parallel with sunlight, make the reflection ray of each catoptron of heliostat support array all converge on the target tower according to the principle of angle conversion device again, can realize high power reflecting condensation effect.To sum up, the utlity model has with low cost, control is simple, Installation and Debugging convenient, keep in repair characteristics easily.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is an one-piece construction synoptic diagram of the present utility model;
Fig. 2 is the utility model heliostat support unit synoptic diagram;
Fig. 3 is the interlinked mechanism synoptic diagram of the utility model heliostat;
Fig. 4 is the solar tracking tracking Control of the utility model heliostat;
Among the figure 1, catoptron, 2, picture frame, 3, the pitch orientation turning axle, 4, connecting link, 5, connecting frame, 6, carriage, 7, rotary main shaft, 8, the reflected light bobbin, 9, the solar tracking tracking axis, 10, the reflection detent mechanism, 11, minute surface servo-actuated conversion slide construction, 12, solar tracking is followed the tracks of and is connected curved bar, 13, interlock master frame, 14, the north-south orientation sliding axle, 15, thing orientation sliding axle, 16, lifting master frame, 17, the lifting sliding axle, 18, solar tracking is followed the tracks of and is driven curved bar, 19, rectangle frame, 20 are followed the tracks of in solar tracking, solar tracking tracking illumination electric probe and controller, 21, rotation drives rectangle frame, 22, rotation drive speed reducer structure, 23, the pitching straight line driving mechanism, 24, the silicon solar cell plate, 25, the high concentration solar cell panel, 26, solar tracking tracking Control driving mechanism support, 27, the heliostat support unit, 28, the heliostat interlinked mechanism, 29, solar tracking tracking Control driving mechanism.
Embodiment
As Fig. 1 is heliostat support unit synoptic diagram, the tracker of a kind of middle-size and small-size tower reflecting condensation solar heliostat field, form by heliostat support unit 27, heliostat interlinked mechanism 28 and solar tracking tracking Control driving mechanism 29 three parts, described heliostat interlinked mechanism 28 is provided with heliostat support unit 27 and fixedly connected, also be provided with solar tracking tracking Control driving mechanism 29 on the described heliostat interlinked mechanism 28, described heliostat support unit 27 is arranged in around the heliostat solar tracking tracking Control driving mechanism 29.Heliostat support unit 27 numbers are at least 1.
As shown in Figure 2, described heliostat support unit 27 comprises catoptron 1, picture frame 2, pitch orientation turning axle 3, connecting link 4, connecting frame 5, rotation carriage 6, fixing rotary main shaft 7, and reflected light bobbin 8, solar tracking tracking axis 9, reflection detent mechanism 10, minute surface servo-actuated conversion slide mechanism 11 are connected curved bar 12 with the solar tracking tracking.Described catoptron 1 is installed on the picture frame 2, and picture frame 2 links to each other by pitch orientation turning axle 3 with carriage 6, makes picture frame 2 can carry out luffing.Picture frame 2 links to each other by connecting link 4 with connecting frame 5, and connecting frame 5 rotatably is fixed on the carriage 6, when connecting frame 5 carries out luffing, drives picture frame 2 and also carries out identical equal angles luffing.Carriage 6 is installed on the fixed rotary main shaft 7, and carriage 6 is rotated motion with respect to rotary main shaft 7.Reflection detent mechanism 10 is fixed according to each heliostat support unit and reflectance target tower relative position, reflected light bobbin 8 with reflect detent mechanism 10 and link to each other, can do rotation with respect to reflection ray.According to angle conversion device (patent applied for 201210205805.0 and 201220292782.7, patent 201210205805.0 is found in background technology, patent 201220292782.7 is still unexposed, do not give unnecessary details herein) principle, reflected light bobbin 8, solar tracking tracking axis 9, reflection detent mechanism 10 and minute surface servo-actuated conversion slide mechanism 11 constitute the relation that angle equates between incident ray-reflection ray-minute surface normals.Solar tracking tracking axis 9 is connected curved bar 12 with the solar tracking tracking and links to each other.Like this, the rotation of heliostat support unit 27 is controlled with regard to directly being connected curved bar 12 by the solar tracking tracking with luffing.
As Fig. 3 is the interlinked mechanism synoptic diagram of heliostat.The interlinked mechanism 28 of described heliostat comprises interlock master frame 13, north-south orientation sliding axle 14, thing orientation sliding axle 15, lifting master frame 16 and lifting sliding axle 17.The solar tracking of described heliostat support unit 27 is followed the tracks of connection curved bar 12 and all is connected with interlock master frame 13, and interlock master frame 13 links to each other with two north-south orientation sliding axles 14, makes interlock master frame 13 can do the translation motion of North and South direction.Solar tracking follow the tracks of to connect the association that curved bar 12, interlock master frame 13 and north-south orientation sliding axle 14 threes constitute and links to each other with four thing orientation sliding axles 15, can do between east and west to translation motion.Solar tracking is followed the tracks of the association that connects curved bar 12, interlock master frame 13, north-south orientation sliding axle 14 and thing orientation sliding axle 15 4 formations and is installed on the lifting master frame 16, solar tracking is followed the tracks of the association that connects curved bar 12, interlock master frame 13, north-south orientation sliding axle 14, thing orientation sliding axle 15 and lifting master frame 16 5 formations and is fixed on the lifting sliding axle 17, can do the upper and lower translation motion.
As Fig. 4 is solar tracking tracking Control driving mechanism 29 synoptic diagram of heliostat.Described solar tracking tracking Control driving mechanism 29 comprises that driving curved bar 18 is followed the tracks of in solar tracking, rectangle frame 19, solar tracking tracking illumination electric probe and controller 20, rotation driving rectangle frame 21, rotation drive speed reducer structure 22, pitching straight line driving mechanism 23, silicon solar cell plate 24, high concentration solar cell panel 25 and solar tracking tracking Control driving mechanism support 26 are followed the tracks of in solar tracking.Described solar tracking is followed the tracks of driving curved bar 18 and is connected with the interlock master frame 13 of heliostat interlinked mechanism 28.Solar tracking is followed the tracks of rectangle frame 19 and is loaded on the solar tracking tracking driving curved bar 18.Solar tracking tracking illumination electric probe and controller 20, silicon solar cell plate 24 and high concentration solar cell panel 25 are installed in solar tracking and follow the tracks of rectangle frame 19 tops.Rotation drives rectangle frame 21 front ends and passes solar tracking tracking rectangle frame 19, solar tracking is followed the tracks of rectangle frame 19, is rotated in the association that drives rectangle frame 21 compositions pitching straight line driving mechanism 23 is housed, pitching straight line driving mechanism 23 can convert rectilinear motion to the angle motion, according to the principle of angle conversion device (patent applied for 201210205805.0/201220292782.7), rectangle frame 19 is followed the tracks of in solar tracking, rotation drives rectangle frame 21 and pitching straight line driving mechanism 23 constitutes the relation that angle equates between incident ray-reflection ray-minute surface normal.Rotation drives rectangle frame 21 ends and links to each other with rotation drive speed reducer structure 22, and wherein, rotation drive speed reducer structure 22 can rotate.Rotation drive speed reducer structure 22 is installed on the solar tracking tracking Control driving mechanism support 26.The Union Movement of rotation drive speed reducer structure 22 and pitching straight line driving mechanism 23 this two can cause solar tracking tracking illumination electric probe and 20 pairs of sunlight of controller to be followed the tracks of.Wherein, rotation drive speed reducer structure 22 can be turbine worm reducing gear, cycloidal planetary gear speed reducer structure, harmonic reduction mechanism, gear reduction etc.Pitching straight line driving mechanism 23 can be feed screw nut straight-line motion mechanism, cylinder piston straight-line motion mechanism, be with straight-line motion mechanism etc. synchronously.Silicon solar cell plate 24 and high concentration solar cell panel 25 can be installed simultaneously, also wherein a kind of solar panel can only be installed.Simultaneously, the used power of silicon solar cell plate 24 and high concentration solar cell panel 25 needs to be complementary with driver element.Like this, but the solar tracking tracking Control driving mechanism of this heliostat need not external power source in that just independent operating is arranged under the situation of sunlight.
Overall work principle of the present utility model is as follows: the solar tracking tracking Control driving mechanism 29 of heliostat is the power source and the power take-off mechanism of heliostat support unit 27, and heliostat support unit 27 and heliostat interlinked mechanism 28 are followers.The solar tracking of each heliostat support unit 27 is followed the tracks of the solar tracking that connects curved bar 12 and solar tracking tracking Control driving mechanism 29 and is followed the tracks of driving curved bar 18, all links to each other with the interlock master frame 13 of heliostat interlinked mechanism 28.Solar tracking campaign according to solar tracking tracking Control driving mechanism 29, make solar tracking follow the tracks of driving curved bar 18 drive interlock master frames 13 and do north and south-thing-translation motion in three orientation up and down, follow the tracks of by solar tracking again and connect curved bar 12, thereby make that the solar tracking tracking axis 9 of each heliostat support unit 27 is parallel with sunray, thus, each catoptron 1 in the heliostat support unit 27 is with on sunlight reflected to the target tower.
Wherein, the quantity of heliostat support unit is determined according to following principle:
(A). the weight of heliostat list mirror support;
(B). the deformation of interlock master frame 13 material therefors to the error effect of the solar tracking tracking axis 9 of each heliostat support unit and the parallel generation of sunray within tolerance band;
(C). the watt level of drive part in the solar tracking tracking Control driving mechanism of heliostat;
(D). the relative geographic position of heliostat support array and target tower;
(E). engineering project is to the requirement of light concentrating times.
The utility model in actual applications, with respect to the tower light-concentrating solar heat-collection of tradition, photo-thermal, photovoltaic generating system, heliostat support unit weight is light and weight distribution is even, is specially adapted to install on roof, the booth.And, because the utility model has been installed the characteristics that solar panel need not external power source, so the infrastructure construction expense of the heliostat field of tower Photospot solar reduces greatly.In addition, because native system need not external power and operation circuit, so if system is carried out data acquisition and relevant ACTIVE CONTROL, can adopt modes such as regional controlled in wireless or communication network to operate.

Claims (5)

1. the tracker of one kind middle-size and small-size tower reflecting condensation solar heliostat field, form by heliostat support unit (27), heliostat interlinked mechanism (28) and solar tracking tracking Control driving mechanism (29) three parts, it is characterized in that, described heliostat interlinked mechanism (28) is provided with heliostat support unit (27) and fixedly connected, also be provided with solar tracking tracking Control driving mechanism (29) on the described heliostat interlinked mechanism (28), described heliostat support unit (27) is arranged in heliostat solar tracking tracking Control driving mechanism (29) on every side.
2. the tracker of a kind of middle-size and small-size tower reflecting condensation solar heliostat according to claim 1 field is characterized in that described heliostat support unit (27) is at least 1.
3. the tracker of a kind of middle-size and small-size tower reflecting condensation solar heliostat according to claim 1 field, it is characterized in that, described heliostat support unit (27) comprises catoptron (1), picture frame (2), pitch orientation turning axle (3), connecting link (4), connecting frame (5), rotation carriage (6), fixing rotary main shaft (7), reflected light bobbin (8), solar tracking tracking axis (9), reflection detent mechanism (10), minute surface servo-actuated conversion slide mechanism (11) is followed the tracks of with solar tracking and is connected curved bar (12), described catoptron (1) is installed on the picture frame (2), picture frame (2) links to each other by pitch orientation turning axle (3) with carriage (6), picture frame (2) links to each other by connecting link (4) with connecting frame (5), connecting frame (5) rotatably is fixed on the carriage (6), carriage (6) is installed on the fixed rotary main shaft (7), reflection detent mechanism (10) is fixed according to each heliostat support unit and reflectance target tower relative position, reflected light bobbin (8) links to each other with reflection detent mechanism (10), and solar tracking tracking axis (9) is connected curved bar (12) with the solar tracking tracking and links to each other.
4. the tracker of a kind of middle-size and small-size tower reflecting condensation solar heliostat according to claim 1 field, it is characterized in that, described heliostat interlinked mechanism (28) comprises interlock master frame (13), north-south orientation sliding axle (14), thing orientation sliding axle (15), lifting master frame (16) and lifting sliding axle (17), the solar tracking of described heliostat support unit (27) is followed the tracks of connection curved bar (12) and all is connected with interlock master frame (13), interlock master frame (13) links to each other with two north-south orientation sliding axles (14), solar tracking is followed the tracks of and is connected curved bar (12), interlock master frame (13) links to each other with four thing orientation sliding axles (15) with the association that north-south orientation sliding axle (14) three constitutes, solar tracking is followed the tracks of and is connected curved bar (12), interlock master frame (13), the association that north-south orientation sliding axle (14) and thing orientation sliding axle (15) four constitute is installed on the lifting master frame (16), and solar tracking is followed the tracks of and connected curved bar (12), interlock master frame (13), north-south orientation sliding axle (14), the association that thing orientation sliding axle (15) and lifting master frame (16) five constitute is fixed on the lifting sliding axle (17).
5. the tracker of a kind of middle-size and small-size tower reflecting condensation solar heliostat according to claim 1 field, it is characterized in that, described solar tracking tracking Control driving mechanism (29) comprises that the solar tracking tracking drives curved bar (18), rectangle frame (19) is followed the tracks of in solar tracking, solar tracking tracking illumination electric probe and controller (20), rotation drives rectangle frame (21), rotation drive speed reducer structure (22), pitching straight line driving mechanism (23), silicon solar cell plate (24), high concentration solar cell panel (25) and solar tracking tracking Control driving mechanism support (26), described solar tracking is followed the tracks of driving curved bar (18) and is connected with the interlock master frame (13) of heliostat interlinked mechanism (28), solar tracking is followed the tracks of rectangle frame (19) and is loaded on the solar tracking tracking driving curved bar (18), solar tracking tracking illumination electric probe and controller (20), silicon solar cell plate (24) and high concentration solar cell panel (25) are installed in solar tracking and follow the tracks of rectangle frame (19) top, rotation drives rectangle frame (21) front end and passes solar tracking tracking rectangle frame (19), rectangle frame (19) is followed the tracks of in solar tracking, in the association that rotation driving rectangle frame (21) is formed pitching straight line driving mechanism (23) is housed, rotation drives rectangle frame (21) end and links to each other pitching straight line driving mechanism (23) with rotation drive speed reducer structure (22), rotation drive speed reducer structure (22) is installed on the solar tracking tracking Control driving mechanism support (26).
CN 201320013878 2013-01-11 2013-01-11 A tracking system of a small-and-medium-size tower reflecting light-concentrating solar-energy heliostat filed Withdrawn - After Issue CN203084562U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103019264A (en) * 2013-01-11 2013-04-03 常州市亚美电气制造有限公司 Tracking system of small and medium size tower type reflecting and concentrating solar heliostat field
TWI510748B (en) * 2013-09-23 2015-12-01 Univ Nat Changhua Education Solar tracking method and mechanism based on shutte? reflectors

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103019264A (en) * 2013-01-11 2013-04-03 常州市亚美电气制造有限公司 Tracking system of small and medium size tower type reflecting and concentrating solar heliostat field
CN103019264B (en) * 2013-01-11 2015-09-09 常州市亚美电气制造有限公司 A kind of tracker of middle-size and small-size tower reflecting condensation solar heliostat field
TWI510748B (en) * 2013-09-23 2015-12-01 Univ Nat Changhua Education Solar tracking method and mechanism based on shutte? reflectors

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