A battery pack includes a bottom cell holder with receiving structures that provide lateral and vertical forces to hold the battery cells. The bottom cell holder includes a layer of lateral stopping structure, a layer of vertical stopping structure and a plurality of venting structures. The lateral…

A battery pack includes a battery module () and lid modules. The battery module () comprises a liquid-limiting casing () having a peripheral wall () that includes a module-wall-vertical-channel (). A circuit board is disposed within the module-wall-vertical-channel (). A flexible circuit member is…

A battery pack includes a battery module () comprising a liquid-limiting casing () configured as a tubing structure and at least one cell holder (). The liquid-limiting casing () features a cell-holder stopping structure () protruding from an inner wall surface () to restrict vertical movement of…

A battery pack includes two lid modules and at least one battery module () including battery cells (), a cell holder (), and a liquid-limiting casing (). The liquid-limiting casing () is a tubing structure having a peripheral wall () laterally surrounding a BP-space () and having a first…

A battery cluster is provided that includes a plurality of battery packs configured to be electrically coupled to one another and to external electrical equipment. Each battery pack includes a charging-discharging circuit, a low-voltage interface and a high-voltage interface. The plurality of…

A battery pack includes at least one battery module () and two lid modules (). The battery module () includes a plurality of battery cells (), a cell holder (), and a liquid-limiting casing (). The casing () is configured as a tubing structure having a peripheral wall () laterally surrounding a…

A battery pack includes a charging-discharging circuit with at least one battery cell assembly, a battery-pack enclosure, high-voltage interface connectors, a high-voltage switching circuit, and a battery management circuit. The enclosure is formed by vertically stacking at least one tubing-shaped…

A modular battery system and a battery module thereof are provided. The battery module comprises a peripheral sidewall, at least one battery cell and a connector structure. The peripheral sidewall defines a tubular space. The at least one battery cell is disposed in the tubular space. The connector…