CN206039303U - Tower condenser system's condenser mirror's arrangement structure - Google Patents

Tower condenser system's condenser mirror's arrangement structure Download PDF

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Publication number
CN206039303U
CN206039303U CN201620112749.XU CN201620112749U CN206039303U CN 206039303 U CN206039303 U CN 206039303U CN 201620112749 U CN201620112749 U CN 201620112749U CN 206039303 U CN206039303 U CN 206039303U
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speculum
angle
rotating shaft
reception device
arrangement
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刘阳
李维
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BEIJING TERASOLAR PHOTOTHERMAL TECHNOLOGY Co Ltd
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BEIJING TERASOLAR PHOTOTHERMAL TECHNOLOGY Co Ltd
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Abstract

The utility model provides a tower condenser system's condenser mirror's arrangement structure, it includes a plurality of reflection components of arranging on the level was arranged around the receiving arrangement rotary device and this rotary device, and the reflection component is in rotary device's drive down in the horizontal plane with the plumb line of receiving arrangement's central point is the axis swivelling movement, makes all solar azimuth is trailed in unison to the reflection component, the reflection component contain a pivot and with the speculum of pivot rigid coupling, the shaft all is fixed angle slope with horizontal plane and vertical plane and arranges, wherein, the pivot drives the speculum is rotatory, makes the speculum is trailed the solar altitude angle and is reflected sun incident light extremely in receiving arrangement's the receiving range. Its complexity that can by a wide margin simplify speculum tracking mechanism improves its reliability, reduce cost.

Description

A kind of arrangement of the condenser mirror of tower condenser system
Technical field
The utility model is related to the arrangement of condenser mirror, and in particular to a kind of light gathering reflector of tower condenser system The arrangement of mirror.
Background technology
Solar energy tower type light and heat collection power station is typically by heliostat, high tower, the reception device on high tower, heat transfer heat accumulation The part such as system and generator constitutes, as its light concentrating times is high, reception device can obtain higher heat-collecting temperature, thus it is wide General popularization and application.
Wherein, the arrangement of heliostat is generally and multiple stage heliostat, multiple stage heliostat is housed on large-area place Arrangement forms heliostat mirror field, due to mirror field in each heliostat present position it is different, and locus residing for the sun is in height Each mobile change in degree angle and two, azimuth dimension, is to ensure that each heliostat synchronous sun tracking is moved, every settled date Mirror all each independently adopts dual-axis tracking system, i.e., each all be equipped with the follower of two dimensions to every heliostat, so as to The elevation angle and azimuth for enabling each autotracking sun of all heliostats is rotated, and the convergent point that sunlight is reflexed to tower top is i.e. Reception device.
Generally, the tracking drive mechanism of tower heliostat is by a set of driving means rotated around vertical axis and a set of The driving means rotated around trunnion axis are constituted, as position of each heliostat in mirror field is different from, so each heliostat The anglec of rotation of two axial brake devices have a difference, and the anglec of rotation of two axles of each heliostat side again with the sun Parallactic angle and elevation angle are all associated, so control signal is considerably complicated, need to carry out at any time complicated calculations and to thousands of Two axles of heliostat send different drive control signal.In addition, these heliostat followers need very high tracking essence Spend the precision to ensure heliostat optically focused angle, in addition it is also necessary to have very strong structural strength to ensure heliostat eyeglass in strong wind atmosphere Middle holding shape and angle are constant and be not destroyed, and the double requirements considerably increase the cost of follower.
Utility model content
The purpose of this utility model is to provide a kind of arrangement of the condenser mirror of tower condenser system, and which can be big Width simplifies the complexity of speculum follower, improves its reliability, reduces cost.
The arrangement of the condenser mirror of the tower condenser system that the utility model is provided, which is included around reception device The multiple reflecting members arranged on horizontally disposed whirligig and the whirligig;The whirligig include swivel plate and with At least one circular orbit of the central point of the reception device subpoint in the horizontal plane for center of circle arrangement, the swivel plate It is in rotary moving as the center of circle along subpoint of the circular orbit with the central point of the reception device in the horizontal plane;The reflection Component is arranged on the swivel plate, and the reflecting member under the drive of the whirligig in the horizontal plane with described The vertical line of the central point of reception device is that axis is in rotary moving so that the orientation of all reflecting member unification tracking sun Angle;The reflecting member includes a rotating shaft and the speculum with the rotating shaft Joint, the rotating shaft and horizontal plane and vertical Plane is in tilted layout in fixed angle;Wherein, the rotating shaft drives the speculum rotation so that the speculum is tracked too Positive elevation angle simultaneously reflexes to sun incident light in the range of receiving of the reception device.Specifically, the reflecting member is included One rotating shaft or the rotating disk (for simplifying description, hereinafter rotating shaft includes true rotating shaft or the imaginary axis) rotated around the imaginary axis, and With the speculum of the rotating shaft Joint, the rotating shaft is in tilted layout in fixed angle with horizontal plane and perpendicular;Wherein, The rotating shaft drives the speculum rotation, only needs one-dimensional rotation cause the speculum tracking sun altitude will too Positive incident light is reflexed in the range of receiving of the reception device.
Further, the angle α of the rotation axis of the rotating shaft and transverse axis, the rotation axis of the rotating shaft and the folder of the longitudinal axis Angle beta, the rotation axis of the rotating shaft and the angle δ of vertical pivot and the normal and the rotation axis of the rotating shaft of the speculum Angle η;By incident ray vectorThe reflection light vector of speculum reflection described in JingThe minute surface center of the speculum Coordinate points O and the corresponding elevation angle of three different sunrays calculate and determine.
Further, by three different elevation angle h from due south direction sunray1、h2、h3, it is determined that correspondence Elevation angle h1The speculum normal vectorRespective heights angle h2The speculum normal vectorIt is high with correspondence Degree angle h3The speculum normal vector
Pass throughAndDetermine the vector of the rotation axis of the rotating shaftAnd by the rotary shaft of the rotating shaft The vector of lineDetermine the rotation axis of the rotating shaft and the angle α of transverse axis, the rotation axis of the rotating shaft and the angle of the longitudinal axis For β, the rotation axis of the rotating shaft is δ with the angle of vertical pivot;
Again by the vector of the rotation axis of the rotating shaftIt is described anti-with the elevation angle h of any sunray of correspondence Penetrate the normal vector of mirrorDetermine the normal of the speculum and the angle η of the rotation axis of the rotating shaft.
Further, the rotation axis of the rotating shaft with the computing formula of the angle α of transverse axis is,
The rotation axis of the rotating shaft with the computing formula of the angle β of the longitudinal axis is,
The rotation axis of the rotating shaft with the computing formula of the angle δ of vertical pivot is,
The normal of the speculum with the computing formula of the angle η of the rotation axis of the rotating shaft is,
Wherein, A is respective heights angle h1The speculum normal vectorThe inverse of mould, B are respective heights angle h2 The speculum normal vectorMould inverse, C be respective heights angle h3The speculum normal vectorMould Inverse, K is the normal vector of the speculum of correspondence arbitrary height angle hMould inverse, E for rotating shaft rotation axis VectorMould.
Further, coordinate points O at the minute surface center of the speculum are defined as, O (- H0cotλsinb,-H0cosλ cosb,0);The incident ray vectorComputing formula be,
The reflection light vector of speculum reflection described in JingComputing formula be,
Respective heights angle h1The speculum normal vectorComputing formula be,
Respective heights angle h2The speculum normal vectorComputing formula be,
Respective heights angle h3The speculum normal vectorComputing formula be,
The normal vector of the speculum of correspondence arbitrary height angle hComputing formula be,
The vector of the rotation axis of the rotating shaftComputing formula be,
Wherein, λ is the focusing that formed in the reception device with the speculum of minute surface central point of the speculum The angle that the line of point is formed with horizontal plane, b are that the minute surface central point of the speculum receives dress with the speculum described Put the angle that the line of the focus point of formation subpoint in the horizontal plane is formed with due south direction, H0For the speculum The difference in height of minute surface central point and its focus point formed in the reception device, azimuths of the γ for sunray, h are to appoint The elevation angle of meaning sunray, h1、h2、h3Respectively three different from the corresponding elevation angle of due south direction sunray.
Further, the multiple described reflecting member in the mirror field forms a reflector element, and the reflector element exists The linear light extended along the short transverse of the reception device is formed in the reception device.
Further, the multiple described rotating shaft linkage in the reflector element.
Further, the linear light is located in the range of receiving of the reception device.
Further, the side in the subpoint from the inside to the outside is upwardly formed at least one and is circular layout region, the ring Shape layout area is arranged around the subpoint in a ring by multiple reflector elements and is formed.
Further, the region that is circular layout is for multiple, and multiple described is circular layout region in the subpoint It is in be spaced apart on direction from the inside to the outside.
Further, multiple reflector elements be located at which described in be circular layout in region in uniform.
Further, the whirligig includes cistern and is placed in the cistern and floats being covered on the water surface Kickboard, the central point of reception device subpoint in the horizontal plane are located at the center of the cistern, the kickboard structure Cause in the cistern with the central point of reception device subpoint in the horizontal plane as center of circle knot in rotary moving Structure;The reflecting member is arranged in the kickboard.
Further, heat exchanger tube is additionally provided with the cistern, and the heat exchanger tube is connected with exhaust steam in steam turbine cooling line Connect.
Compared with prior art, the arrangement of the condenser mirror of the tower condenser system that the utility model is provided, leads to Cross and whirligig is arranged in reception device ambient level, and arrange multiple reflecting members on the whirligig, all reflection structures (vertical axle) rotation as axis of vertical line of the part under the drive of whirligig in the horizontal plane with the central point of reception device), so as to So that all speculum unifications in all reflecting members are rotated around vertical axle, and the change of real-time tracking solar azimuth, Jin Erbao The relativeness for demonstrate,proving each speculum, convergent point and solar azimuth is constant.Further, can be by the letter of the spotlight tracking of each speculum Turn to a kind of unitary variant tracking (i.e. each certain bits that the sun only occurs elevation angle change in the case where constant bearing angle is constant The speculum put has been carried out after vertical axle rotation tracking solar azimuth in unification, its further spotlight tracking angle only with The variable quantity of sun altitude is relevant, and no longer relevant with the change of solar azimuth).Therefore, tower described in the utility model The arrangement of the condenser mirror of formula condenser system has dramatically different with traditional labyrinth, and which can pass through whirligig All speculum unifications are driven around vertical axle rotation tracking solar azimuth, and by a rotating shaft in each reflecting member (i.e. For inclined shaft) drive the speculum in respective axes of rotation only to carry out change of the one-dimensional rotation with regard to energy real-time tracking sun altitude respectively, Therein only relevant with solar azimuth change around vertical axle rotation tracking angle, inclined shaft rotation only tracks angle and sun altitude Change is relevant, and its sound construction is reliable, control is simple, and the cost of tower condenser system can be greatly reduced, and that improves its operation can By property.
In further technical scheme, by the multiple rotating shafts in reflector element are linked, it is ensured that in reflector element All reflecting member synchronous sun trackings rotate.
In further technical scheme, the short transverse along reception device that reflector element is formed on the reception device is prolonged The linear light stretched is can be located in the range of receiving of reception device, i.e., the linear light can be received by reception device completely, it is to avoid The loss of the light energy that linear light is caused outside extending to reception device.
In further technical scheme, by the arrangement of reflector element is set to mirror unit around subpoint Arrange in a ring, so as to form the region that is circular layout so that the arrangement of reflector element is more orderly, regular, and reflection can be improved The overall spotlight effect of mirror arrangement.
In further technical scheme, by arranging the multiple regions that are circular layout, and by the plurality of region that is circular layout It is spaced apart on subpoint direction from the inside to the outside, so as to the reserved passageway between two adjacent annular regions, is easy to out The work such as the daily cleaning of the speculum in extensor reflex unit, maintenance.
In further technical scheme, by multiple reflector elements are laid in the region that is circular layout which is located Put, so as to simplify the arrangement of mirror unit.
In further technical scheme, by being used as whirligig using cistern and the kickboard being placed in cistern, Reflecting member can be avoided to be arranged on ground the high cost for needing to level land and cause.
In further technical scheme, by arranging heat exchanger tube in cistern, using relative inside cistern The water cooling exhaust steam in steam turbine of low temperature.
Description of the drawings
Hereinafter by based on only non-limiting embodiment refer to the attached drawing carrying out in more detail to the utility model Description.Wherein:
The structural representation of the speculum arrangement in Fig. 1,2 tower power stations provided for the utility model embodiment one Figure.
The structural representation of the speculum arrangement in the tower power station that Fig. 3 is provided for the utility model embodiment two.
The structural representation of the speculum arrangement in the tower power station that Fig. 4 to 6 is provided for the utility model embodiment three Figure.
The structural representation of the speculum arrangement in the tower power station that Fig. 7 is provided for the utility model example IV.
Reference is illustrated:
1- whirligigs, 2- reflecting members, 3- reception devices, 4- cisterns, 5- kickboards, 6- rotating shafts, 7- speculums, 8- rotations Shaft axis, 9- normals the first reflector elements of 21-, the second reflector elements of 22-, 23- third reflecting units, the 4th reflector elements of 24-.
Specific embodiment
With reference to the accompanying drawings and examples the technical scheme in the utility model embodiment is clearly and completely retouched State, it is clear that described embodiment is only a part of embodiment of the utility model, rather than the embodiment of whole.Based on this Embodiment in utility model, it is all that those of ordinary skill in the art are obtained on the premise of creative work is not made Other embodiment, belongs to the scope of the utility model protection.
Embodiment one
As shown in Figure 1, 2, the speculum arrangement in the tower power station that the present embodiment is provided, including reception device 3 weeks Enclose horizontally disposed whirligig 1 and by the multiple reflecting members 2 arranged on whirligig 1;And the reflecting member 2 is in institute The vertical line stated under the drive of whirligig 1 in the horizontal plane with the central point of the reception device 3 is in rotary moving as axis so that The azimuth of the unification tracking sun of the reflecting member 1;Reflecting member therein 2 is included a rotating shaft 6 and is consolidated with the rotating shaft 6 The speculum 7 for connecing, the rotating shaft 6 are in tilted layout in fixed angle with horizontal plane and perpendicular;Wherein, 6 band of the rotating shaft The dynamic speculum 7 rotates so that the speculum 7 tracks sun altitude and sun incident light is reflexed to described reception and fills Put in 3 range of receiving.As shown in Fig. 2 horizontal plane therein is the plane that x-axis and y-axis are formed, perpendicular therein is y The plane that axle and z-axis are formed, reflection light c that the reflected mirrors of incident ray b 7 are reflected to form form optically focused in reception device 3 Point, the convergent point of the light reflected when rotating by the tracking sun altitude of all of speculum 7 are respectively positioned on the reception of reception device 3 In the range of.
The arrangement of the condenser mirror of the tower condenser system that the present embodiment is provided, by around reception device 3 Horizontally disposed whirligig 1, and multiple reflecting members 2 are arranged on the whirligig 1, by horizontally disposed whirligig 1 So that all reflecting members 2 are arranged on same level datum level, then drive of all reflecting members 2 in whirligig 1 Under the convergent point of 2 optically focused light of reflecting member (vertical axle) the unified rotation as axis that formed with reception device 3 in the horizontal plane Turn) so that all speculums 7 in all reflecting members 2 are unified to rotate around vertical axle, the change of real-time tracking solar azimuth Change, and then the relativeness of each speculum 7, convergent point of guarantee and solar azimuth is constant.
Further, the spotlight tracking of each speculum 7 can be reduced to the sun in the case where constant bearing angle is constant only (speculum 7 of i.e. each ad-hoc location has carried out rotating around vertical axle in unification for a kind of unitary variant tracking of generation elevation angle change After tracking solar azimuth, its further spotlight tracking angle is only relevant with the variable quantity of sun altitude, and no longer with The change of solar azimuth is relevant).Therefore, the arrangement of the condenser mirror of tower condenser system described in the utility model Have dramatically different with traditional labyrinth, its can by whirligig 1 drive all speculums 7 unify around vertical axle rotate with Track solar azimuth, and drive the reflection in respective axes of rotation 6 by the rotating shaft 6 (as inclined shaft) in each reflecting member 2 respectively The change of 7 real-time tracking sun altitude of mirror, it is therein only relevant with solar azimuth change around vertical axle rotation tracking angle, around Rotating shaft 6 (inclined shaft) rotation tracking angle is only relevant with sun altitude change, and then realizes multiple speculums 7 with a vertical axle Overall tracking is carried out for first rotation, speculum 7 is carrying out independence with respective rotating shaft 6 (inclined shaft) as the second rotation axis Tracking, i.e., with a vertical axle and multiple rotating shafts 6, (i.e. 1+N rotary shaft, wherein N is and 7 one-to-one rotating shaft 6 of speculum Quantity) complete the two-dimensional tracking of speculum 7, its structure is reliable, control is simple, can be greatly reduced tower condenser system into This, improves its reliability of operation.
It should be noted that horizontally disposed whirligig 1 is the horizontal base that all of reflecting member 2 provides an arrangement Quasi- face, but each reflecting member 2 be arranged in the vertical direction on whirligig 1 height can according to actual conditions dislocation arrange, So as to the mirror surface of other adjacent reflecting members 2 of the shadow occlusion for being effectively reduced reflecting member 2.
Embodiment two
As shown in figure 3, the arrangement of the condenser mirror of the tower condenser system of the present embodiment offer, which includes receiving The multiple reflecting members 2 arranged on the whirligig and the whirligig of 3 ambient level of device arrangement;And the reflecting member 2 vertical lines in the horizontal plane with the central point of the reception device 3 under the drive of the whirligig are in rotary moving as axis, So that the azimuth of all unification of the reflecting member 2 tracking sun;The reflecting member 2 include a rotating shaft 6 and with it is described The affixed speculum 7 of rotating shaft 6, the rotating shaft 6 are in tilted layout in fixed angle with horizontal plane and perpendicular;Wherein, it is described Rotating shaft 6 drives the speculum 7 to rotate so that the speculum 7 tracks sun altitude and assembles the reflection of sun incident light At same focal point to the reception device 3.
Wherein, the rotation axis 8 and the angle α of transverse axis x of the rotating shaft 6, the rotation axis 8 of the rotating shaft 6 is with longitudinal axis y's Angle β, the normal 9 of the angle δ and the speculum 7 of the rotation axis 8 and vertical pivot z of the rotating shaft 6 and the rotation of the rotating shaft 6 The angle η of shaft axis 8;Can be by incident ray vectorThe reflection light vector of the reflection of speculum 7 described in JingThe reflection Coordinate points O at the minute surface center of mirror 7 and the corresponding elevation angle of three different sunrays are calculated and are determined.For ease of meter Calculate, specifically, three different elevation angle h from due south direction sunray can be passed through1、h2、h3(due to all anti- Penetrate component 2 under the drive of whirligig unify around reception device 3 central point vertical line be axis rotation tracking azimuth when, Sunray can be considered as and come from due south direction so that sunray azimuth γ is 0, therefore, calculating rotating shaft 6 During position, the elevation angle of the different sunrays from due south direction can be chosen, to facilitate calculating), it is determined that correspondence is high Degree angle h1The speculum 7 normal vectorRespective heights angle h2The speculum 7 normal vectorIt is high with correspondence Degree angle h3The speculum 7 normal vectorAnd pass throughAndDetermine the rotating shaft 6 rotation axis 8 to AmountAnd the vector of the rotation axis 8 by the rotating shaft 6Determine the rotation axis 8 of the rotating shaft 6 and the folder of transverse axis x Angle α, rotation axis 8 and the angle of longitudinal axis y of the rotating shaft 6 are β, and rotation axis 8 and the angle of vertical pivot z of the rotating shaft 6 are δ;Again by the vector of the rotation axis 8 of the rotating shaft 6With the speculum of the elevation angle h of any sunray of correspondence Normal vectorDetermine the angle η of the normal 9 of the speculum 7 and the rotation axis 8 of the rotating shaft 6.
For obtaining the rotation axis 8 of rotating shaft 6 and the angle α of transverse axis x, the rotation axis 8 of the rotating shaft 6 and the folder of longitudinal axis y Angle beta, the normal 9 of the angle δ and the speculum 7 of the rotation axis 8 and vertical pivot z of the rotating shaft 6 and the rotation of the rotating shaft 6 The specific formula for calculation of the angle η of axis 8, can set transverse axis x, represent east-west direction, longitudinal axis y, represent North and South direction, vertical pivot z, Represent perpendicular to the direction of horizontal plane.And set λ and connect described with the speculum 7 as the minute surface central point of the speculum 7 The angle that the line of the focus point formed on receiving apparatus 3 is formed with horizontal plane, b is the minute surface central point of the speculum 7 and institute The line for stating focus point that speculum 7 formed in the reception device 3 subpoint in the horizontal plane is formed with due south direction Angle, H0For the difference in height of minute surface central point and its focus point formed in the reception device 3 of the speculum 7, Azimuths of the γ for sunray, h is the elevation angle of any sunray, h1、h2、h3Respectively three different from due south The corresponding elevation angle of direction light, and set speculum 7 minute surface center coordinate points O as,
O(-H0cotλsinb,-H0cosλcosb,0).And following variable is determined according to above-mentioned parameter:
Incident ray vectorComputing formula be,
The reflection light vector of the reflection of reflected mirror 7Computing formula be,
Respective heights angle h1The speculum 7 normal vectorComputing formula be:
Respective heights angle h2Speculum 7 normal vectorComputing formula be:
Respective heights angle h3Speculum 7 normal directionComputing formula be:
The normal vector of the speculum of correspondence arbitrary height angle hComputing formula be,
The vector of the rotation axis 8 of rotating shaft 6Computing formula be:
Obtain the rotation axis 8 of rotating shaft 6 and the angle α of transverse axis x according to above-mentioned parameter, the rotation axis 8 of the rotating shaft 6 with The angle β of longitudinal axis y, the normal 9 of the rotation axis 8 of the rotating shaft 6 and the angle δ of vertical pivot z and the speculum 7 with described turn The concrete calculating computing formula of the angle η of the rotation axis 8 of axle 6 is as follows:
The rotation axis 8 of rotating shaft 6 with the computing formula of the angle α of transverse axis x is,
The rotation axis 8 of rotating shaft 6 with the computing formula of the angle β of longitudinal axis y is,
The rotation axis 8 of rotating shaft 6 with the computing formula of the angle δ of vertical pivot z is,
The normal 9 of speculum 7 with the computing formula of the angle η of the rotation axis 8 of the rotating shaft 6 is,
Wherein, A is respective heights angle h1The speculum 7 normal vectorThe inverse of mould, B are respective heights angle h2The speculum 7 normal vectorMould inverse, C be respective heights angle h3The speculum 7 normal vector Mould inverse, K is the normal vector of the speculum of any sunray elevation angle h of correspondenceMould inverse, E for turn The vector of the rotation axis 8 of axle 6Mould.
It should be noted that the value of above-mentioned formula calculated α, β, δ, η is calculated value, therefore the value of α, β, δ, η In rational error range (such as ± 2 °), should also fall within the scope of the utility model protection.
For the rotation axis 8 and the angle α of transverse axis x of clear and definite rotating shaft 6, the rotation axis 8 of the rotating shaft 6 and the folder of longitudinal axis y Angle beta, the normal 9 of the angle δ and the speculum 7 of the rotation axis 8 and vertical pivot z of the rotating shaft 6 and the rotation of the rotating shaft 6 The concrete numerical value of the angle η of axis 8, the present embodiment by detailed description below give corresponding α under different parameters, β, The value of δ and η.
First, if the height difference H of the minute surface central point of speculum 7 and its focus point formed in the reception device 30 For 44m, the line and water of the focus point that the minute surface central point of speculum 7 is formed in the reception device 3 with the speculum 7 Angle λ that plane is formed is 14.8 °.The reflecting member is under the drive of the whirligig in the horizontal plane with the reception The vertical line of the central point of device 3 is that axis is in rotary moving so that the azimuth of all reflecting member unification tracking sun;Institute State the azimuth for needing the angle of rotation to be equal to the sun.
The focus point formed in the reception device 3 with the speculum 7 when the minute surface central point of speculum 7 is in level Angle b that the line of the subpoint on face is formed with due south direction (due south direction is 0 °) is 30 °, and three different from due south The corresponding elevation angle h of direction sunray1For 15 °, h2For 45 °, h3For 75 ° when, rotating shaft 6 is calculated by above-mentioned formula Rotation axis 8 be 35.27 ° with the angle α of transverse axis x, the rotation axis 8 of rotating shaft 6 is 68.26 ° with the angle β of longitudinal axis y, rotating shaft 6 rotation axis 8 is 63.69 ° with the angle δ of vertical pivot z, the normal 9 of the speculum 7 and the rotation axis 8 of the rotating shaft 6 Angle η is 36.74 °.When the focus point that the minute surface central point of speculum 7 is formed in the reception device 3 with the speculum 7 Angle b that the line of subpoint in the horizontal plane is formed with due south direction (due south direction is 0 °) is 60 °, and three different to come From the corresponding elevation angle h of due south direction sunray1For 15 °, h2For 45 °, h3For 75 ° when, be calculated by above-mentioned formula The rotation axis 8 of rotating shaft 6 is 17.19 ° with the angle α of transverse axis x, and the rotation axis 8 of rotating shaft 6 with the angle β of longitudinal axis y is 77.71 °, the rotation axis 8 of rotating shaft 6 is 78.16 ° with the angle δ of vertical pivot z, normal 9 and the rotating shaft 6 of the speculum 7 The angle η of rotation axis 8 is 42.84 °.
The focus point formed in the reception device 3 with the speculum 7 when the minute surface central point of speculum 7 is in level Angle b that the line of the subpoint on face is formed with due south direction (due south direction is 0 °) is 90 °, and three different from due south The corresponding elevation angle h of direction sunray1For 15 °, h2For 45 °, h3For 75 ° when, rotating shaft 6 is calculated by above-mentioned formula Rotation axis 8 be 7.01 ° with the angle α of transverse axis x, the rotation axis 8 of rotating shaft 6 is 89.77 ° with the angle β of longitudinal axis y, rotating shaft 6 Rotation axis 8 be 82.98 ° with the angle δ of vertical pivot z, the normal 9 of the speculum 7 and the rotation axis 8 of the rotating shaft 6 Angle η is 45.35 °.
By above-mentioned specific embodiment can be seen that the rotation axis 8 of the rotating shaft 6 determined by above-mentioned formula respectively with Transverse axis x, longitudinal axis y, the angle of vertical pivot z, and the position of the rotating shaft 6 determined by its angle, in light path simulation, correspondence position Speculum 7 in rotating shaft 6 can be gathered in light in reception device 3 completely, and same reflection mirror 7 is in the drive backspin of rotating shaft 6 When going to diverse location, which can form same focal point in reception device 3.So as to demonstrate the correctness of above-mentioned formula.
In the present embodiment, formed in the reception device 3 with the minute surface central point of speculum 7 and the speculum 7 Angle b that the line of focus point subpoint in the horizontal plane is formed with due south direction (due south direction is 0 °) is 30 °, speculum 7 minute surface central point and the height difference H of its focus point formed in the reception device 30For 44m, in the minute surface of speculum 7 Angle λ that the line of the focus point that heart point is formed in the reception device 3 with the speculum 7 is formed with horizontal plane is As a example by 14.8 °, and define when altitude of the sun angle is h=0, rotating shaft 6 is in original position, and calculates start angle θ; It is computed drawing when altitude of the sun angle h1For 15 ° when, rotating shaft 6 from start angle θ rotate 32.03 ° after, incident light Jing is anti-for the sun The position for penetrating the focus point formed in reception device 3 after mirror 7 reflects does not change;When altitude of the sun angle h2For 45 ° when, After rotating shaft 6 rotates 72.43 ° from start angle θ, the focusing that the reflected mirror 7 of sun incident light is formed after reflecting in reception device 3 The position of point does not change;When altitude of the sun angle h3For 75 ° when, rotating shaft 6 from start angle θ rotate 77.98 ° after, the sun The position of the focus point that the reflected mirror 7 of incident light is formed after reflecting in reception device 3 does not change.Hence, it can be determined that, The rotation axis 8 of the rotating shaft 6 drawn by the computing formula that the utility model is provided when rotating shaft 6 and the angle α of transverse axis x, described turn The rotation axis 8 of axle 6 and the angle β of longitudinal axis y, the rotation axis 8 of the rotating shaft 6 and the angle δ and the speculum of vertical pivot z After the angle η of 7 normal 9 and the rotation axis 8 of the rotating shaft 6 is arranged, with the change of altitude of the sun angle, need to only cause Rotating shaft 6 is rotated is capable of achieving the range of receiving that the sunshine under different altitude of the sun angles is reflexed to reception device 3 It is interior, it is achieved thereby that speculum 7 can be caused to track sun altitude and reflex to sun incident light by the rotation of rotating shaft 6 connecing In the range of receiving of receiving apparatus 3, and then realize the rotation tracking of two axles.
Embodiment three
As shown in Figs. 4-6, the arrangement of the condenser mirror of the tower condenser system that the present embodiment is provided, which includes The multiple reflecting members arranged on the whirligig and the whirligig of 3 ambient level of reception device arrangement;And the reflection Component is moved by axis rotation of the vertical line of the central point of the reception device 3 under the drive of the whirligig in the horizontal plane It is dynamic so that the azimuth of all reflecting member unification tracking sun;The reflecting member include a rotating shaft and with it is described The affixed speculum of rotating shaft, the rotating shaft are in tilted layout in fixed angle with horizontal plane and perpendicular;Wherein, the rotating shaft Drive the speculum rotation so that sun incident light is simultaneously reflexed to the reception dress by the speculum tracking sun altitude Put in 3 range of receiving.
Wherein, the rotation axis of the rotating shaft and the angle of transverse axis are α, the rotation axis of the rotating shaft and the angle of the longitudinal axis For β, the rotation axis of the rotating shaft is δ with the angle of vertical pivot, the normal of the speculum and the rotation axis of the rotating shaft Angle is η, and wherein, the computing formula of α, β, δ and η is had been given by embodiment, be will not be described here.
Wherein, multiple reflecting members form a reflector element, and reflector element forms one in reception device 3 along reception dress The linear light that 3 short transverse extends is put, the multiple rotating shaft linkage connections in reflector element, so as to ensure in reflector element All reflecting members under the drive of rotating shaft synchronous rotary, to track sun altitude.Linear light therein should be located at and connect In the range of receiving of receiving apparatus 3, i.e., the linear light can be received by reception device 3 completely, it is to avoid linear light extends to reception The loss of the light energy caused outside device 3.
As the center of circle, side from the inside to the outside is upwardly formed the subpoint for being formed with the central point of reception device 3 in the horizontal plane At least one is circular layout region, and the region that is circular layout is arranged around the subpoint in a ring by multiple reflector elements and formed.Its In be circular layout region can for multiple, it is the plurality of be circular layout region on subpoint direction from the inside to the outside in interval Distribution.All reflecting members in reflector element are under the drive of whirligig in the horizontal plane with the reception device 3 The vertical line of heart point is that axis is in rotary moving so that the orientation of all reflecting member synchronous sun trackings in each reflector element Angle, so as to sunray is gathered in reception device, and short transverse of the formation one along reception device 3 in reception device 3 The linear light for extending.
In one of embodiment in the present embodiment, multiple reflector elements are circular layout in region what which was located Can be circular layout between region at adjacent two and form circular passage in uniform, be easy to workman or machine logical in the annular Pass through in road, and then the daily cleaning and maintenance of reflector element can be facilitated.
For ease of understanding the optically focused form of reflector element in the speculum arrangement of the present embodiment, for convenience of describing, will Reflector element in Fig. 4, Fig. 5 is respectively designated as the first reflector element 21, the second reflector element 22.As shown in figure 4, the first reflection The sunray of the multiple speculum reflections in the multiple reflecting members in unit 21 is converged in reception device 3, and second is anti- The sunray of the multiple speculum reflections in the multiple reflecting members penetrated in unit 22 is converged in reception device 3.Such as Fig. 5 Shown, the sunray of the multiple speculum reflections in the multiple reflecting members in the first reflector element 21 is respectively in reception device Different focus points are formed on 3;Wherein, in reflecting member near one end of subpoint Q speculum reflection light-ray condensing to connecing At 3 bottom of receiving apparatus, the i.e. B of reception device 3;The light reflected away from the speculum of one end of subpoint Q in reflecting member Assemble to the upper end of reception device 3, the i.e. A of reception device 3;And in other reflecting members in the first reflector element 21 Speculum is then gathered in sunray reflection in reception device 3 and is located in the region between A and B.In the same manner, the second reflector element The light-ray condensing that speculum in 22 near one end of subpoint Q reflects is to 3 bottom of reception device;In second reflector element 22 Away from the upper end of the light-ray condensing to reception device 3 of the speculum reflection of one end of subpoint Q;And in the second reflector element 22 Other reflective components in speculum then by sunray reflection be gathered in reception device 3 be located at reception device 3 under In region between end and upper end.
In summary, the light of reflected unit reflection can form one in reception device 3 along the height side of reception device 3 To the linear light for extending, and the linear light is in the range of receiving of reception device 3.I.e. the linear light can be connect completely Receiving apparatus 3 are received, it is to avoid the loss of the light energy that linear light is caused outside extending to reception device 3.In the case of optimum, Two end points of the linear light are respectively A points, B points just.
In addition, as shown in fig. 6, for ensureing that the light that all reflector elements are formed in reception device 3 is respectively positioned on reception dress Put in 3 range of receiving, the quantity of the reflecting member in the reflector element in the annular region of subpoint Q should be less, and Should be more away from the quantity of the reflecting member in the reflector element in the annular region of subpoint Q.As shown in fig. 6, the 3rd reflection The quantity of the reflecting member in unit 23 should be more than the quantity of the reflecting member in the first reflector element 21;4th reflector element 24 In the quantity of reflecting member should be more than the quantity of the reflecting member in the second reflector element 22.I.e., from subpoint Q from the inside to the outside Direction on the quantity time of reflecting member that is circular layout in region in the reflector element arranged of the difference that is distributed gradually increase.
Example IV
As shown in fig. 7, the arrangement of the condenser mirror of the tower condenser system of the present embodiment offer, which includes receiving The multiple reflecting members 2 arranged on the whirligig and the whirligig of 3 ambient level of device arrangement;And the reflecting member 2 vertical lines in the horizontal plane with the central point of the reception device 3 under the drive of the whirligig are in rotary moving as axis, So that the azimuth of all unification of the reflecting member 2 tracking sun;The reflecting member 2 include a rotating shaft and with described turn The affixed speculum of axle, the rotating shaft are in tilted layout in fixed angle with horizontal plane and perpendicular;Wherein, the rotating shaft band The dynamic speculum rotation so that sun incident light is simultaneously reflexed to the reception device by the speculum tracking sun altitude In 3 range of receiving.
Wherein, the rotation axis of the rotating shaft and the angle of transverse axis are α, the rotation axis of the rotating shaft and the angle of the longitudinal axis For β, the rotation axis of the rotating shaft is δ with the angle of vertical pivot, the normal of the speculum and the rotation axis of the rotating shaft Angle is η, and wherein, the computing formula of α, β, δ and η is had been given by embodiment, be will not be described here.
The arrangement of multiple reflecting members therein is specifically described in embodiment two, be will not be described here.This reality Apply the concrete structure that example describes emphatically whirligig.
In one of enforcement of the present embodiment, whirligig is included swivel plate and is existed with the central point of reception device 3 At least one circular orbit of the subpoint on horizontal plane for center of circle arrangement, whirligig therein can be disposed at smooth ground On, wherein circular orbit can be multiple, be respectively arranged swivel plate on multiple circular orbits.Whirligig therein also can be disposed at The top of warmhouse booth, circular orbit therein can arranged for interval in the top of warmhouse booth, and on circular orbit arrangement rotation Flap, in the support member by the use of warmhouse booth as whirligig, is greenhouse also using the sunshine through whirligig The crops of booth provide the illumination needed for growth.
Wherein, subpoint of the swivel plate along circular orbit with the central point of reception device 3 in the horizontal plane is rotated as the center of circle Mobile, reflecting member therein 2 is arranged on the swivel plate.Base is provided by arrangement circular orbit on the ground for swivel plate Plinth platform, and it is in rotary moving in the horizontal plane around the subpoint with reception device 3 in the horizontal plane using swivel plate so that rotation All reflecting members 2 on plate it is synchronous it is unified around with the central point of reception device 3 subpoint in the horizontal plane in the horizontal plane It is in rotary moving, so that the synchronous unified tracking solar azimuth of all reflecting members 2 on swivel plate.Meanwhile, by adjusting The rotation of the rotating shaft in reflecting member 2 drives speculum rotation tracking sun altitude, so that in all reflecting members 2 Speculum synchronous sun tracking azimuth and elevation angle, and then lift the solar energy that reception device 3 is received.
The mirror that speculum arrangement in traditional tower power station generally will be made up of the reflecting member 2 of large scale array Field is arranged on ground, is the unified tracking sun of the extensive reflecting member 2 for ensureing array arrangement, is improved its tracking accuracy, Need the unification of reflecting member 2 is arranged on smooth soil, but due to the difference of physical features in actual environment, wide area How rough and uneven in surface ground is, needs to carry out smooth process to ground, substantially increases the cost of layout of reflecting member 2.For this purpose, In the one of embodiment of the present embodiment, as shown in fig. 6, whirligig therein includes cistern 4 and is placed in cistern 4 And floating is covered in kickboard 5 on the water surface, the central point of reception device 3 subpoint in the horizontal plane is located at the cistern 4 Center, kickboard 5 is configured in cistern 4 subpoint with the central point of reception device 3 in the horizontal plane and revolves as the center of circle Transfer is dynamic, and reflecting member 2 is arranged in the kickboard 5.
In addition, the resource for making full use of cistern 4, can also arrange heat exchanger tube in cistern 4, by heat exchanger tube and steamer Machine exhaust steam cooling line connects, using the relatively low temperature cooling turbine discharge of temperature in cistern 4.Can also be in cistern Apparatus of oxygen supply is set in 4, to ensure the growth of the biology in cistern 4, so as to improve the comprehensive utilization ratio of the cistern 4.
Adopt cistern 4 and platform is provided for the arrangement of reflecting member 2, and the water surface is covered in by the arrangement in cistern 4 On kickboard 5, the moisture evaporation in cistern 4 can be avoided by the kickboard 5, also one can be provided for the arrangement of reflecting member 2 Rotation platform, while also ensure that all reflecting members 2 are in same datum level.Kickboard 5 is around with the center of reception device 3 The subpoint that point is formed on the water surface makees in rotary moving for the center of circle, so as to drive all reflecting members 2 in kickboard 5 synchronous Make in rotary moving around the subpoint formed on the water surface with the central point of reception device 3 as the center of circle, so that all reflecting members 2 Tracking solar azimuth.Meanwhile, speculum rotation tracking altitude of the sun is driven by adjusting the rotation of the rotating shaft in reflecting member 2 Angle, so that the speculum synchronous sun tracking azimuth and elevation angle in all reflecting members 2, and then lift reception device 3 solar energies for receiving.
It is last it should be noted that:Above example is only illustrating the technical solution of the utility model, rather than which is limited System;Although being described in detail to the utility model with reference to aforementioned embodiments, one of ordinary skill in the art should Understand:Which still can be modified to the technical scheme that aforementioned embodiments are recorded, or which part technical characteristic is entered Row equivalent;And these modifications or replacement, do not make the essence of appropriate technical solution depart from the utility model embodiment The spirit and scope of technical scheme.

Claims (11)

1. a kind of arrangement of the condenser mirror of tower condenser system, it is characterised in that including reception device ambient level The multiple reflecting members arranged on the whirligig of arrangement and the whirligig;The whirligig includes swivel plate and with described The central point of reception device subpoint in the horizontal plane is at least one circular orbit of center of circle arrangement, and the swivel plate is along institute State circular orbit subpoint with the central point of the reception device in the horizontal plane in rotary moving as the center of circle;The reflecting member It is arranged on the swivel plate, in the horizontal plane with the vertical of the central point of the reception device under the drive of the whirligig Line is that axis is in rotary moving so that the azimuth of all reflecting member unification tracking sun;The reflecting member includes one Individual rotating shaft and the speculum with the rotating shaft Joint, the rotating shaft incline cloth with horizontal plane and perpendicular in fixed angle Put;Wherein, the rotating shaft drives the speculum rotation so that the speculum tracking sun altitude by sun incident light Reflex in the range of receiving of the reception device.
2. the arrangement of the condenser mirror of tower condenser system according to claim 1, it is characterised in that described turn The rotation axis of axle and the angle α of transverse axis, the rotation axis of the rotating shaft and the angle β of the longitudinal axis, the rotation axis of the rotating shaft With the angle η of the normal of the angle δ and the speculum of vertical pivot and the rotation axis of the rotating shaft;By incident ray vectorThe reflection light vector of speculum reflection described in JingCoordinate points O at the minute surface center of the speculum and three it is different The corresponding elevation angle of sunray calculate and determine.
3. the arrangement of the condenser mirror of tower condenser system according to claim 2, it is characterised in that by three The individual different elevation angle h from due south direction sunray1、h2、h3, determine respective heights angle h1The speculum Normal vectorRespective heights angle h2The speculum normal vectorWith respective heights angle h3The speculum Normal vector
Pass throughAndDetermine the vector of the rotation axis of the rotating shaftAnd the rotation axis by the rotating shaft VectorDetermine the rotation axis of the rotating shaft and the angle α of transverse axis, the rotation axis of the rotating shaft is β with the angle of the longitudinal axis, institute The angle of the rotation axis and vertical pivot of stating rotating shaft is δ;
Again by the vector of the rotation axis of the rotating shaftWith the speculum of the elevation angle h of any sunray of correspondence Normal vectorDetermine the normal of the speculum and the angle η of the rotation axis of the rotating shaft.
4. the arrangement of the condenser mirror of tower condenser system according to claim 1, it is characterised in that the cloth The multiple described reflecting member put in structure forms a reflector element, and the reflector element forms one in the reception device Along the linear light that the short transverse of the reception device extends.
5. the arrangement of the condenser mirror of tower condenser system according to claim 4, it is characterised in that described anti- The multiple described rotating shaft linkage penetrated in unit.
6. the arrangement of the condenser mirror of tower condenser system according to claim 4, it is characterised in that the line Property light be located at the reception device range of receiving in.
7. the arrangement of the condenser mirror of tower condenser system according to claim 4, it is characterised in that described Subpoint side from the inside to the outside is upwardly formed at least one and is circular layout region, and the region that is circular layout is by multiple reflections Unit is arranged to be formed around the subpoint in a ring.
8. the arrangement of the condenser mirror of tower condenser system according to claim 7, it is characterised in that the ring Shape layout area for multiple, and it is multiple it is described be circular layout region on subpoint direction from the inside to the outside in interval point Cloth.
9. the arrangement of the condenser mirror of tower condenser system according to claim 7, it is characterised in that Duo Gesuo State reflector element be located at which described in be circular layout in region in uniform.
10. the arrangement of the condenser mirror of tower condenser system according to any one of claim 1 to 9, which is special Levy and be, the whirligig includes cistern and is placed in the cistern and floats the kickboard being covered on the water surface, described The central point of reception device subpoint in the horizontal plane is located at the center of the cistern, and the kickboard is configured to described With the central point of reception device subpoint in the horizontal plane as center of circle structure in rotary moving in cistern;
The reflecting member is arranged in the kickboard.
The arrangement of the condenser mirror of 11. tower condenser systems according to claim 10, it is characterised in that described Heat exchanger tube is additionally provided with cistern, and the heat exchanger tube is connected with exhaust steam in steam turbine cooling line.
CN201620112749.XU 2016-02-04 2016-02-04 Tower condenser system's condenser mirror's arrangement structure Expired - Fee Related CN206039303U (en)

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Application Number Priority Date Filing Date Title
CN201620112749.XU CN206039303U (en) 2016-02-04 2016-02-04 Tower condenser system's condenser mirror's arrangement structure

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Application Number Priority Date Filing Date Title
CN201620112749.XU CN206039303U (en) 2016-02-04 2016-02-04 Tower condenser system's condenser mirror's arrangement structure

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