Battery module and battery pack including the same

A battery pack comprising:

• an upper battery cell stack and a lower battery cell stack, wherein each of the upper battery cell stack and the lower battery cell stack comprises a plurality of battery cells;
• a housing accommodating the upper battery cell stack and the lower battery cell stack and including an upper plate disposed on a lower surface of the upper battery cell stack and a lower plate disposed between the upper plate and an upper surface of the lower battery cell stack;
• a cooling flow path between the upper plate and the lower plate;
• and
• a lower cover that covers a lower surface of the lower battery cell stack,
• wherein the cooling flow path is configured such that a coolant flows therein,
• wherein the lower battery cell stack comprises a first lower battery cell stack and a second lower battery cell stack, and
• wherein the first lower battery cell stack and the second lower battery cell stack are aligned in a longitudinal direction of each thereof and spatially separated by a mounting part disposed therebetween and protruding upward from the lower cover, and
• wherein the mounting part is mounted to the lower plate.