CN103196240A - Plate type solar light condensation system with invariable focal point elevation angle - Google Patents

Plate type solar light condensation system with invariable focal point elevation angle Download PDF

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Publication number
CN103196240A
CN103196240A CN2013101218466A CN201310121846A CN103196240A CN 103196240 A CN103196240 A CN 103196240A CN 2013101218466 A CN2013101218466 A CN 2013101218466A CN 201310121846 A CN201310121846 A CN 201310121846A CN 103196240 A CN103196240 A CN 103196240A
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CN
China
Prior art keywords
elevation angle
dish formula
described
focus
optically focused
Prior art date
Application number
CN2013101218466A
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Chinese (zh)
Inventor
何斌
Original Assignee
何斌
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Priority to CN2013101218466A priority Critical patent/CN103196240A/en
Publication of CN103196240A publication Critical patent/CN103196240A/en

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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/40Solar thermal energy
    • Y02E10/47Mountings or tracking

Abstract

The invention discloses a plate type solar light condensation system with an invariable focal point elevation angle. The plate type solar light condensation system comprises a fixing elevation angle support, a light condensation focal point receiving module, a plurality of plate type reflecting mirrors and a sun tracking control mechanism, wherein a plurality of lens rotary shafts are arranged in the fixing elevation angle support and provided with bearing seats, the light condensation focal point receiving module is positioned on the fixing elevation angle support through support strips to enable an elevation angle of the light condensation focal point receiving module to be invariant, the plurality of plate type reflecting mirrors are stably installed on the bearing seats of the lens rotary shafts, and light condensation focal points of the plate type reflecting mirrors face the light condensation focal point receiving module. The sun tracking control mechanism comprises a sun tracking controller, a sun position sensor and a linkage adjusting device for adjusting elevation angles of the plate type reflecting mirrors. The sun tracking controller controls the linkage adjusting device to adjust elevation angles of the plate type reflecting mirrors according to data collected by the sun position sensor, enables the light condensation focal points of the plate type reflecting mirrors to always face the light condensation focal point receiving module and keeps the elevation angle of the light condensation focal point receiving module to be invariant.

Description

The dish formula sun condenser system that a kind of focus elevation angle is constant

Technical field:

The present invention relates to application of solar, refer in particular to the constant dish formula sun condenser system in a kind of focus elevation angle.

Background technology:

The global warming of greenhouse gas emission more and more is subjected to the extensive concern of international community; strengthening energy-saving and emission-reduction is important means of reply Global climate change and shortage of resources and the limited challenge of environmental carrying capacity; solar energy is as a kind of regenerative resource, and its development and use save conventional energy resource, conservation of nature environment, slow down climate variation etc. earth shaking meaning.Compare with conventional energy resource, solar energy has also that gross energy is big, permanence, generality, plurality of advantages such as pollution-free, but also there are weakness such as dispersiveness, intermittence and randomness in it simultaneously, and what make solar energy utilizing difficulty big and efficient is low.

In the prior art, the technology of domestic and international relevant condenser system or parts, mainly constituted by linear reflective Jing Jingchang and heat collector, these linear reflective devices are arranged in parallel, drive the corresponding servo-actuated of Jing Chang by following the tracks of solar motion, sunlight is concentrated on the heat collector that reflexes to the top, with the focus utilization Photospot solar.

At present, the dish formula condenser system of domestic and foreign current generally comprises single Pillar stand, is installed on dish formula speculum on single Pillar stand, optically focused focus receiver module, is used for driving deceleration transmission system and the tracking control unit that dish formula speculum is followed the tracks of the sun.

All there is following limitation in above-mentioned dish formula condenser system:

1, cost height, installation and debug difficulties all need higher specialized engineering technical staff just can finish inefficiency.

2, system reliability is low, because the higher wind loading rating that causes of single Pillar stand is poor, become the mortality shortcoming of whole dish formula condenser system, the kinetic energy of single Pillar stand when operation is started and stopped to impact bigger, has influenced greatly to be used for driving the service life that dish formula speculum is followed the tracks of the deceleration transmission system of the sun.

3, it is mobile because the optically focused focus receiver module on single Pillar stand moves with the mirror field focus of dish formula speculum, be that optically focused focus receiver module changes with sun altitude, therefore, also change with sun altitude as the heat collector of optically focused focus receiver module or Stirling engine or photo-thermal electricity modular converter, make the condenser system center of gravity constantly change (the easy elastic deformation of single Pillar stand structure), rigidity requirement and influence to single Pillar stand structure are also very big, therefore cause the steel quantity consumption increase and cost is increased, and need higher installation accuracy.

4, the forming accuracy of mirror field designing requirement monolithic minute surface and installation accuracy are all very high, and be because condenser system is liftoff higher, also pretty troublesome to the cleaning of minute surface.

In addition, it is a lot of to follow the tracks of sun mode in the prior art, yet practical stability is used and is promoted and be few, traces it to its cause, and system cost and reliability, stability and tracking accuracy are the greatest problem that the restriction solar energy tracking is used: reliability and cost all are difficult to reach requirement.And existing sunlight induction control system adopts spherical lens induction focal spot or photodiode or four-quadrant photo detector etc., complex structure, cost height, little, the not high defective of tracking accuracy in the fault-tolerant angle of induction.

In view of this, the inventor proposes following technical scheme.

Summary of the invention:

The objective of the invention is to overcome the deficiencies in the prior art, provide the high focus elevation angle of a kind of stability and reliability constant dish formula sun condenser system.

In order to solve the problems of the technologies described above, the present invention has adopted following technical proposals: the dish formula sun condenser system that this focus elevation angle is constant, it comprises: a fixed elevation support, be provided with many eyeglass rotating shafts in this fixed elevation support, and this eyeglass rotating shaft is provided with the bearing seat; One optically focused focus receiver module, it is positioned on the fixed elevation support by support bar, makes the elevation angle of optically focused focus receiver module immobilize; A plurality of dish formula speculums, it stably is installed on the bearing seat of described eyeglass rotating shaft, and wherein, the optically focused focus of this dish formula speculum is towards described optically focused focus receiver module; The solar tracking controlling organization, it comprises: a solar tracking controller and for detection of the solar azimuth inductor in sunshine orientation, be used for adjusting the interlock adjusting device at the dish formula speculum elevation angle; The data that described solar tracking controller is collected according to the solar azimuth inductor, control interlock adjusting device is adjusted the elevation angle of dish formula speculum, make the optically focused focus of dish formula speculum all the time towards described optically focused focus receiver module, and keep the elevation angle of optically focused focus receiver module to immobilize.

Furthermore, in the technique scheme, described fixed elevation support lower end is provided with the horizontal rotation castor and revolution drives castor, and wherein, this revolution drives the driving governor that electrically connects with described solar tracking controller is installed in the castor.

Furthermore, in the technique scheme, the quantity that described revolution drives castor be one or more than, this revolution drives castor and cooperates horizontal castor to drive the fixed elevation support to turn round at horizontal plane or circuit orbit, with the thing incident direction of the tracking sun.

Furthermore, in the technique scheme, described interlock adjusting device comprises: gangbar and control gangbar action also are controlled by the straight line electric catch bar of solar tracking controller, wherein on the gangbar by a plurality of connecting rods and described eyeglass rotating shaft interlock, to follow the tracks of the north and south incident direction of the sun.

Furthermore, in the technique scheme, described connecting rod one end and gangbar articulate, and the other end and described eyeglass rotating shaft are fixed.

Furthermore, in the technique scheme, but the fixing end of described connecting rod and eyeglass rotating shaft is a locking axle sleeve, but and by being somebody's turn to do the fixing assembling of the terminal formation of locking axle sleeve and eyeglass rotating shaft.

Furthermore, in the technique scheme, the mode that described dish formula speculum is matrix distributes, and is formed with between per two dish formula speculums at interval.

Furthermore, in the technique scheme, described optically focused focus receiver module is equipped with Stirling engine or photo-thermal electricity modular converter.

Furthermore, in the technique scheme, described optically focused focus receiver module is equipped with thermal-arrest or heat-collecting heat-storage device.

After adopting technique scheme, the present invention has following beneficial effect compared with prior art:

1, the present invention adopts the solar azimuth inductor to detect the sunshine orientation, and data are sent to the solar tracking controller, and the data that the solar tracking controller is collected according to the solar azimuth inductor, control interlock adjusting device is adjusted the elevation angle of dish formula speculum, to follow the tracks of the north and south incident direction of the sun, make the optically focused focus of dish formula speculum all the time towards described optically focused focus receiver module, meanwhile, the revolution that the control of solar tracking controller is installed on fixed elevation support lower end drives the castor action, make this revolution drive the horizontal castor driving of castor cooperation fixed elevation support and turn round at horizontal plane or circuit orbit, to follow the tracks of the thing incident direction of the sun.In said process, constantly keep the elevation angle of optically focused focus receiver module to immobilize, can keep the center of gravity of whole condenser system constant like this, be convenient to the transmission of optically focused utilization and heat energy, to improve stability of the present invention and reliability.

2, simple in structure, the low cost of manufacture of the present invention, and its light gathering efficiency height, in addition, integral body of the present invention is short, makes its wind resistance strong, is convenient to installation, maintenance, maintenance.

Description of drawings:

Fig. 1 is stereogram of the present invention;

Fig. 2 is the local enlarged diagram of A part among Fig. 1;

Fig. 3 is right view of the present invention;

Fig. 4 is the local enlarged diagram of B part among Fig. 3;

Description of reference numerals:

The 11 eyeglass rotating shafts of 1 fixed elevation support

111 bearing seats, 12 horizontal rotation castors

13 revolutions drive castor 131 driving governors

2 optically focused focus receiver modules, 21 support bars

3 dish formula speculums, 4 solar tracking controlling organizations

41 solar tracking controllers, 42 solar azimuth inductors

43 interlock adjusting devices, 431 gangbar

432 connecting rods, 433 straight line electric catch bars

The specific embodiment:

The present invention is further described below in conjunction with specific embodiments and the drawings.

Shown in Fig. 1-4, the dish formula sun condenser system that a kind of focus elevation angle is constant, it comprises: a fixed elevation support 1 and be installed on the optically focused focus receiver module 2 on the fixed elevation support 1, a plurality of dish formula speculum 3, solar tracking controlling organization 4.

Described fixed elevation support 1 is as the carrier of whole dish formula sun condenser system, be provided with many eyeglass rotating shafts 11 in this fixed elevation support 1, this eyeglass rotating shaft 11 is provided with a plurality of bearing seats 111, wherein, be provided with the installation position of installing for described dish formula speculum 3 in each bearing seat 111.

Described optically focused focus receiver module 2 is positioned on the fixed elevation support 1 by support bar 21, makes the elevation angle of optically focused focus receiver module 2 immobilize.

Described optically focused focus receiver module 2 is equipped with Stirling engine or photo-thermal electricity modular converter.Stirling engine or photo-thermal electricity modular converter, Stirling engine produces power by when gases are heated, they expand, meet cold compression.This Stirling engine or photo-thermal electricity modular converter all belong to prior art, give unnecessary details no longer one by one at this.In addition, described optically focused focus receiver module 2 can also be installed thermal-arrest or heat-collecting heat-storage device, all belongs to prior art, gives unnecessary details no longer one by one at this.

Described dish formula speculum 3 stably is installed on the bearing seat 111 of described eyeglass rotating shaft 11, particularly, this dish formula speculum 3 stably is installed on the installation position that arranges on the described bearing seat 111, wherein, several dish formula speculums 3 are installed in the every eyeglass rotating shaft 11, and the optically focused focus of each dish formula speculum 3 is towards described optically focused focus receiver module 2.The mirror field that this dish formula speculum 3 is formed is short, and its wind loading rating is outstanding, and is convenient to install, cleans and safeguard dish formula speculum 3.

Described dish formula speculum 3 is the dish shape, and its cross section and longitudinal section are arc; Silver coated and the protective layer of these dish formula speculum 3 inner surfaces.

The mode that described dish formula speculum 3 is matrix distributes, and is formed with between per two dish formula speculums 3 at interval, when making the elevation angle of solar tracking controlling organization 4 synchronous dish formula speculums 3, is independent of each other mutually between the dish formula speculum 3.

Described solar tracking controlling organization 4 comprises: a solar tracking controller 41 and for detection of the solar azimuth inductor 42 in sunshine orientation, be used for adjusting the interlock adjusting device 43 at dish formula speculum 3 elevations angle.Wherein, the data that described solar tracking controller 41 is collected according to solar azimuth inductor 42, control interlock adjusting device 43 is adjusted the elevation angle of dish formula speculum 3, make the optically focused focus of dish formula speculum 3 all the time towards described optically focused focus receiver module 2, and keep the elevation angle of optically focused focus receiver module 2 to immobilize, can keep the center of gravity of whole condenser system constant like this, be convenient to optically focused utilization and transmission, to improve stability of the present invention and reliability.

For structure and the operation principle of described solar azimuth inductor 42, the inventor has been that the detailed of specification that CN201210059128.6 announces discloses in China Patent No., gives unnecessary details no longer one by one at this.

Described interlock adjusting device 43 comprises: gangbar 431 and the action of control gangbar 431 also are controlled by the straight line electric catch bar 433 of solar tracking controller 41, wherein on the gangbar 431 by a plurality of connecting rods 432 and described eyeglass rotating shaft 11 interlocks, to follow the tracks of the north and south incident direction of the sun.Wherein, described connecting rod 432 1 ends and gangbar 431 articulate, and the other end and described eyeglass rotating shaft 11 are fixing.Particularly, but described connecting rod 432 and eyeglass rotating shaft 11 fixing ends are a locking axle sleeve, but and by should locking axle sleeve forming fixing the assembling with eyeglass rotating shaft 11 is terminal.

Described straight line electric catch bar 433 is installed on the fixed elevation support 1 by a connecting seat, and these straight line electric catch bar 433 front ends are connected with described gangbar 431.

In addition, described fixed elevation support 1 lower end is provided with horizontal rotation castor 12 and revolution drives castor 13, and wherein, this revolution drives the driving governor 131 that electrically connects with described solar tracking controller 41 is installed in the castor 13.

The quantity that described revolution drives castor 13 be one or more than, this revolution drives the horizontal castor 12 of castor 13 cooperations and drives fixed elevation supports 1 and turn round at horizontal plane or circuit orbit, with the thing incident direction of the tracking sun.

Operation principle of the present invention: solar tracking controlling organization 4 adopts solar azimuth inductor 42 to detect the sunshine orientation, and data are sent to solar tracking controller 41, and the data that solar tracking controller 41 is collected according to the solar azimuth inductor, handle, and 43 work of output command control interlock adjusting device; And the straight line electric catch bar 433 in the interlock adjusting device 43 promotes gangbar 431, and gangbar 431 is rotated by the eyeglass rotating shaft 11 that connecting rod 432 controls are installed on the fixed elevation support 1, to realize adjusting the elevation angle of dish formula speculum 3, to follow the tracks of the north and south incident direction of the sun, wherein, the optically focused focus of dish formula speculum 3 is all the time towards described optically focused focus receiver module 2.Meanwhile, the revolution that 41 controls of solar tracking controller are installed on fixed elevation support 1 lower end drives castor 13 actions, this revolution drives the horizontal castor 12 driving fixed elevation supports 1 of castor 13 cooperations and turns round at horizontal plane or circuit orbit, to follow the tracks of the thing incident direction of the sun.

Like this, the angle that can make solar azimuth inductor 42 follow the tracks of solar light irradiation, both can detect the tracking North and South direction, also can detect the tracking east-west direction, no matter namely the sun is in any angle, solar azimuth inductor 42 accurately correlates the four corners of the world component of whole tracking system and sun operation all over against the sun.

In said process, the elevation angle of elevation angle fixed support 1 is fixed and is turned round along horizontal plane, and keeps the elevation angle of optically focused focus receiver module 2 to immobilize, and so just keeps the center of gravity of whole condenser system constant, be convenient to the transmission of optically focused utilization and heat energy, to improve stability of the present invention and reliability.

Certainly, the above only is specific embodiments of the invention, be not to limit the scope of the present invention, all equivalences of doing according to the described structure of the present patent application claim, feature and principle change or modify, and all should be included in the present patent application claim.

Claims (9)

1. dish formula sun condenser system that the focus elevation angle is constant is characterized in that: comprising:
One fixed elevation support (1) is provided with many eyeglass rotating shafts (11) in this fixed elevation support (1), and this eyeglass rotating shaft (11) is provided with bearing seat (111);
One optically focused focus receiver module (2), it is positioned on the fixed elevation support (1) by support bar (21), makes the elevation angle of optically focused focus receiver module (2) immobilize;
A plurality of dish formula speculums (3), it stably is installed on the bearing seat (111) of described eyeglass rotating shaft (11), and wherein, the optically focused focus of this dish formula speculum (3) is towards described optically focused focus receiver module (2);
Solar tracking controlling organization (4), it comprises: a solar tracking controller (41) and for detection of the solar azimuth inductor (42) in sunshine orientation, be used for adjusting the interlock adjusting device (43) at dish formula speculum (3) elevation angle;
The data that described solar tracking controller (41) is collected according to solar azimuth inductor (42), control interlock adjusting device (43) is adjusted the elevation angle of dish formula speculum (3), make the optically focused focus of dish formula speculum (3) all the time towards described optically focused focus receiver module (2), and keep the elevation angle of optically focused focus receiver module (2) to immobilize.
2. the constant dish formula sun condenser system in a kind of focus elevation angle according to claim 1, it is characterized in that: described fixed elevation support (1) lower end is provided with horizontal rotation castor (12) and revolution drives castor (13), wherein, this revolution drives the driving governor (131) that electrically connects with described solar tracking controller (41) is installed in the castor (13).
3. the constant dish formula sun condenser system in a kind of focus elevation angle according to claim 2, it is characterized in that: the quantity that described revolution drives castor (13) be one or more than, this revolution drives castor (13) and cooperates horizontal castor (12) driving fixed elevation support (1) to turn round at horizontal plane or circuit orbit, to follow the tracks of the thing incident direction of the sun.
4. the constant dish formula sun condenser system in a kind of focus elevation angle according to claim 1, it is characterized in that: described interlock adjusting device (43) comprising: gangbar (431) and control gangbar (431) are moved and are controlled by the straight line electric catch bar (433) of solar tracking controller (41), wherein gangbar (431) goes up by a plurality of connecting rods (432) and described eyeglass rotating shaft (11) interlock, to follow the tracks of the north and south incident direction of the sun.
5. the constant dish formula sun condenser system in a kind of focus elevation angle according to claim 4 is characterized in that: described connecting rod (432) one ends and gangbar (431) articulate, and the other end and described eyeglass rotating shaft (11) are fixed.
6. the constant dish formula sun condenser system in a kind of focus elevation angle according to claim 5, it is characterized in that: described connecting rod (432) and eyeglass rotating shaft (11) but a fixing end is a locking axle sleeve, but and by should locking axle sleeve forming fixing the assembling with eyeglass rotating shaft (11) is terminal.
7. the constant dish formula sun condenser system in a kind of focus elevation angle according to claim 1, it is characterized in that: the mode that described dish formula speculum (3) is matrix distributes, and is formed with between per two dish formula speculums (3) at interval.
8. according to the constant dish formula sun condenser system in any described a kind of focus elevation angle of claim 1-7, it is characterized in that: described optically focused focus receiver module (2) is equipped with Stirling engine or photo-thermal electricity modular converter.
9. according to the constant dish formula sun condenser system in any described a kind of focus elevation angle of claim 1-7, it is characterized in that: described optically focused focus receiver module (2) is equipped with thermal-arrest or heat-collecting heat-storage device.
CN2013101218466A 2013-04-09 2013-04-09 Plate type solar light condensation system with invariable focal point elevation angle CN103196240A (en)

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CN104792061A (en) * 2015-03-29 2015-07-22 河南职业技术学院 Light condensing refrigerating device
CN105895725A (en) * 2014-11-18 2016-08-24 南京帕偌特太阳能有限公司 Matrix type concentrating photovoltaic-thermal integration apparatus
CN105910298A (en) * 2016-04-15 2016-08-31 中国科学院理化技术研究所 Disc-type solar energy free piston Stirling power generation system having thermal storage function
CN106196636A (en) * 2016-08-30 2016-12-07 高振刚 A kind of sunlight collecting transmitting device and vacuum photo-thermal transmitting catheter
CN106288440A (en) * 2016-09-13 2017-01-04 苏州热工研究院有限公司 A kind of Salar light-gathering structure
CN108613413A (en) * 2016-12-01 2018-10-02 东南大学 A kind of Fresnel dish-style condenser and its posture setting method

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CN202066219U (en) * 2011-04-28 2011-12-07 杭州天虹能源科技有限公司 Disc type solar energy heat collection system
CN102853556A (en) * 2012-08-16 2013-01-02 深圳清华大学研究院 Micro-arc linear Fresnel light condensing system and flat plate heat storage heat collection device for such system
CN102914065A (en) * 2012-11-29 2013-02-06 新疆天能新能源技术有限公司 Rotary focus-fixing-type solar heat collector

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WO2010034038A2 (en) * 2008-09-22 2010-03-25 E-Cube Energy, Inc. Systems and methods of collecting solar energy including configuration and/or tracking features
CN101852499A (en) * 2009-04-01 2010-10-06 张�杰 Disc type focusing device capable of adjusting focusing ratio
CN202066219U (en) * 2011-04-28 2011-12-07 杭州天虹能源科技有限公司 Disc type solar energy heat collection system
CN102853556A (en) * 2012-08-16 2013-01-02 深圳清华大学研究院 Micro-arc linear Fresnel light condensing system and flat plate heat storage heat collection device for such system
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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105895725A (en) * 2014-11-18 2016-08-24 南京帕偌特太阳能有限公司 Matrix type concentrating photovoltaic-thermal integration apparatus
CN104792061A (en) * 2015-03-29 2015-07-22 河南职业技术学院 Light condensing refrigerating device
CN105910298A (en) * 2016-04-15 2016-08-31 中国科学院理化技术研究所 Disc-type solar energy free piston Stirling power generation system having thermal storage function
CN105910298B (en) * 2016-04-15 2018-03-23 中国科学院理化技术研究所 A kind of band accumulation of heat disc type solar energy free piston stirling electricity generation system
CN106196636A (en) * 2016-08-30 2016-12-07 高振刚 A kind of sunlight collecting transmitting device and vacuum photo-thermal transmitting catheter
CN106288440A (en) * 2016-09-13 2017-01-04 苏州热工研究院有限公司 A kind of Salar light-gathering structure
CN108613413A (en) * 2016-12-01 2018-10-02 东南大学 A kind of Fresnel dish-style condenser and its posture setting method
CN108613413B (en) * 2016-12-01 2019-08-20 东南大学 A kind of Fresnel dish-style condenser and its posture setting method

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Application publication date: 20130710