Chemical energy used in propelling cars.   Chemical energy used in storing and releasing electrical (battery) energy.   Mechanical energy used to make electrical power tâ¦o recharge the battery / batteries, and other systems.   Fluid power used to convert engine rpm to driveshaft rpm (in automatic transmissions).
OEM redirects here. For other uses, see OEM (disambiguation) . Original equipment manufacturer (OEM) is a term used when one company makes a part or subsystem that is used in another company's end product. The term is used in several ways each of which is clear in context.
ODM vs OEM. Both the terms ODM and OEM are related to the manufacturing industry. ODM stands for Original Design Manufacturing, and OEM refers to Original Equipment Manufacturing. It is quite confusing to see the difference between the two, as they are very similar. OEM refers to a company or a firm that is responsible for designing and building a product according to its own specifications, and then selling the product to another company or firm, which is responsible for its distribution.