Zhichao He

TL;DR: In this article, the authors proposed a charging method for Li-ion battery bank to balance both energy loss and charging time, where the energy loss function is simplified and an objective equation is proposed for balancing charging time and energy loss.

TL;DR: In this paper, the authors proposed a charging method for Li-ion battery bank to balance both energy loss and charging time, where the energy loss function is simplified and an objective equation is proposed for balancing charging time and energy loss.

TL;DR: In this paper, a method of building a battery DC inner resistance function is presented, which comprises the following steps: corresponding battery inner resistance data of a battery under different battery SOCs (State of Charge), multiple different charging/discharging currents and multiple different ambient temperatures are acquired; according to the acquired battery inner resistances data, a function of the battery dc inner resistance relative to the battery SUs, the charging and discharging currents, and the ambient temperatures is built; a heat production model, a heat transfer model and a heat dissipation model for the battery are built

TL;DR: In this article, a simple method for modeling the discharge characteristics of the battery is proposed, where the basic patterns of discharge curves and their relationship with discharge current are analyzed and verified with experiments on valve-regulated lead-acid (VRLA) batteries.

TL;DR: In this paper, a control method for energy storage equipment of a charger system is presented, which can be accessed to an existing charger fabricated according to the national standard; charge and discharge can be simply controlled according to requirements; the charged states, the lifetime and the batteries of the energy storage unit can be estimated by detecting the parameters of charge-discharge currents of the batteries, an environmental temperature and the like; and these contents are managed.