Offshore photovoltaic full-direct-current grid-connected system

The utility model discloses an offshore photovoltaic full-direct-current grid-connected system which comprises a photovoltaic assembly, a Boost circuit, a direct-current boosting transformer, a direct-current collecting submarine cable, an offshore DC/DC booster station, a direct-current sending sub...

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Bibliographische Detailangaben
Hauptverfasser:	CHEN WEI, WANG XIAOHE, MA HONGLIANG, LOU WEI, CHEN YUWEI, CHEN QING, SHI ZHAOHUI, MA RUNZE, WENG KAILEI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC,OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWERSUPPLY SYSTEMS CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER CONTROL OR REGULATION THEREOF CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUTPOWER CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRICITY GENERATION SYSTEMS FOR STORING ELECTRIC ENERGY
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Beschreibung
Zusammenfassung:	The utility model discloses an offshore photovoltaic full-direct-current grid-connected system which comprises a photovoltaic assembly, a Boost circuit, a direct-current boosting transformer, a direct-current collecting submarine cable, an offshore DC/DC booster station, a direct-current sending submarine cable and an onshore DC/AC converter station. The scheme of the utility model optimizes a complex AC-DC conversion link in a traditional offshore photovoltaic AC grid-connected scheme, reduces system loss and primary equipment investment, and has good economic benefits and application prospects. 本实用新型公开了一种海上光伏全直流并网系统，包括：光伏组件、Boost电路、直流升压变压器、直流汇集海缆、海上DC/DC升压站、直流送出海缆、陆上DC/AC换流站。本实用新型的方案优化了传统海上光伏交流并网方案中复杂的交-直流变换环节，减少了系统损耗及一次设备投入，具有良好的经济效益与应用前景。