1、新的聚光理论是如何改变了普及太新的聚光理论是如何改变了普及太阳能利用的路线图阳能利用的路线图陈应天中国科学院理论物理研究所目前太阳能光伏降价路线图新的聚光-跟踪理论跟踪的一般公式跟踪的一般公式+=iHcos2coscoscoscossincossincossinsin)sincoscoscossin(coscossincossincos)sinsincoscos(cossinarcsin+=HiHcoscos2coscossinsincoscos)sincoscoscos(sinsinsincoscosarcsin特殊情况:方位角特殊情况:方位角-仰角仰角+=iHcos2sinsincosco
2、scossinarcsin=HiHcoscos2sincossincosarcsin(13)新跟踪公式:自旋角新跟踪公式:自旋角-仰角仰角+=iHcos2)sincoscoscossin(coscossincossincos)sinsincoscos(cossin1arcsin+=HiHcoscos2)sincoscoscos(sinsinsincoscosarcsin自适应光学在天文望眼镜中的应用自适应光学在天文望眼镜中的应用The segmented mirrors must subject to 2xnxm number of control. And each mirror has t
3、o under a two dimension of EulerMovements. The comparison of the energy spectrum Satellite picture can be much more clearer using adaptive telescope陈应天新的聚光理论=222222221010001cossin0sincos00011001001cos0sin010sin0cos=100)0(ijnrS1 = (-),S2 = (-),S3 = (-), S4 = (- - -). += .102)0()1,1(ijSijnnrr ,102)0()
4、2,1(+=ijSijnnrr .,102)0()3,1(+= ijSijnnrr .,102)0()4,1(+= ijSijnnrr ,102)1,1()1,(+=nnnSnijSnijrr ,102)2,1()2,(+=nnnSnijSnijrr .,102)3,1()3,(+= nnnSnijSnijrr .,102)4,1()4,(+= nnnSnijSnijrrA0-2“0-1“0-1“ColumnsMaster mirrorUpper rowsSlave mirrorsLower rows新的理论在太阳能聚光上的应用新的理论在太阳能聚光上的应用Normal lineSun rays
5、P1P2P3P4P5PDisplacement deviceH12345LTUsing the movements of column and row for focusing in solar concentration +=LSinHCosHArcTanxx21=LCosHArcTany21( )()sin2cosooupperxxHLH+=LHx and LHy( )()sin2cosoloweroxxHLH=()cosoLHy=Simplification to only 3 controlling devices,Upper rowsLower rowsColumnsIt can o
6、nly reduce the aberration for the first order , but due to the solar disk effect, the correction is enoughThe derivation of the spin-elevation tracking formula StarSiderostatNormalTargetSOTNSNOTNew tracking mode is essential to use the new optics to keep sagittal and tangential plane fixed on the fr
7、ame in the movement. 已发表理论已发表理论 Y. T. Chen, et al “Non-Imaging Focusing Heliostat”, Journal of Solar Energy, Vol. 71/3, 155-164, 2001 Y.T.Chen, et al “Report of the First Prototype of Non-Imaging Focusing Heliostat and Its Application in High Temperature Solar Furnace”, Journal of Solar Energy, Vol.
8、 72, No. 6, 531-544, 2002. Y. T. Chen, et al, “Study of Residual Aberration of Non-Imaging Focusing Heliostat”, Journal of Solar Energy Materials and Solar Cells, Vol. 79, 1-20, 2003. Y.T.Chen, et al, “High Precision (1 part in 104) Reflectivity Measurement for the Study of Reflective Materials Used
9、 in Solar Collectors”, Journal of Solar Energy Materials and Solar Cells, Vol. 80, 305-314, 2003 Y. T. Chen, et al, “Comparison of Two Sun Tracking Methods in the Applications of Heliostat Field”, Journal of Solar Energy Engineering, Vol. 126, 1-7, 2004 Y. T. Chen, et al, “Report on the Second Proto
10、type of Non-Imaging Focusing Heliostat and Its Application in Food Processing” Journal of Solar Energy, Vol. 79 (2005), pp. 280-289 (2005). Y. T. Chen, et al, Off-axis aberration correction surface in solar energy application, Solar Energy, Vol. 80 (2006), pp. 268-271 Y. T. Chen, et al, General Sun
11、Tracking Formula for Heliostats With Arbitrarily Oriented Axes, Journal of Solar Energy Engineering, Vol. 128 (May 2006), pp. 245-250.路线图改变一路线图改变一使用太阳炉对高纯使用太阳炉对高纯硅进行冶炼硅进行冶炼第一台太阳炉第一台太阳炉样机样机第二台太阳炉样机第二台太阳炉样机第三台太阳炉样机第三台太阳炉样机第第四台太阳炉样机四台太阳炉样机一万亇太阳!一万亇太阳!太阳能炼出的第一个单晶硅太阳能炼出的第一个单晶硅I-V curve of he solar cell fabricated from The Solar Furnace Refined Feedstock制制造出造出16.5%光电效率的电池光电效率的电池结果制造高纯硅材料的成制造高纯硅材料的成本将降低一半本将降低一半