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3.蓄电池组蓄电池组作用是储存太阳能电池方阵受光照时所发出的电能并可随时向负载供电。太阳能光伏发电系统对所用蓄电池组的基本要求如下:(1)自放电率低;(2)使用寿命长;(3)深放电能力强;(4)充电效率高;(5)少维护和免维护;(6)工作温度范围宽;
3. Battery pack The role of the battery pack is to store the energy emitted by the square of the solar cell array under light and to provide power to the load at any time. The basic requirements of the solar photovoltaic power generation system for the battery pack used are as follows: (1) low self-discharge rate; (2) long service life; (3) deep discharge capability; (4) high charging efficiency; Maintenance; (6) wide operating temperature range;