VEHICULAR POWER SOURCE DEVICE AND COOLING CIRCUIT

摘要

This cooling circuit (100) comprises a plurality of battery module cooling units (131-133) connected in parallel, a branching portion (108) provided on the upstream side of the battery module cooling units (131-133), and a joining portion (109) provided on the downstream side of the battery module cooling units (131-133). A high-pressure type equipment cooling unit (120) is provided on the downstream side of the joining portion (109).