Dye sensitized solar cell and preparation method thereof

• Main Authors: YE GUOYANG, LIU YIMIN, ZHUANG SHUXIN, PAN WEICHUN, ZHANG JINGJING, ZHAO SHIXU, PENG ZHENGYU
• Format: Patent
• Language: Chinese; English
• Published: 16.11.2016
• Subjects: BASIC ELECTRIC ELEMENTS; CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES ORLIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE; CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION ORPROCESSING OF GOODS; ELECTRICITY; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGYGENERATION, TRANSMISSION OR DISTRIBUTION; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE

The invention relates to a dye sensitized solar cell and a preparation method thereof. According to the dye sensitized solar cell, graphite is used as a positive electrode; Cu-doped ZnO nano petals are used as a negative electrode; an iodophor solution is used as an electrolyte; and plant extract liquor is used as a sensitizer. The dye sensitized solar cell provided by the invention has relatively high light absorption efficiency and relatively good photovoltaic performance; and meanwhile, the production process is simple, the cost is low and the controllability is high, thereby facilitating the industrial large-scale production, and the dye sensitized solar cell and the preparation method thereof have wide application prospects. 本发明涉及种染料敏化太阳能电池及其制备方法，所述的染料敏化太阳能电池的正极为石墨，负极为Cu掺杂ZnO纳米花瓣，电解质为碘伏溶液，敏化剂为植物萃取液。本发明所述的染料敏化太阳能电池具有较高的光吸收效率和较好的光伏性能，其生产工艺简单，成本低廉，可控性高，有利于工业化大规模生产，具有广阔的应用前景。