Forklift Engine - An engine, also called a motor, is a tool that converts energy into functional mechanical motion. Motors which transform heat energy into motion are referred to as engines. Engines are available in numerous types like for instance internal and external combustion. An internal combustion engine typically burns a fuel utilizing air and the resulting hot gases are used for generating power. Steam engines are an illustration of external combustion engines. They utilize heat in order to generate motion together with a separate working fluid.
The electrical motor takes electrical energy and generates mechanical motion through various electromagnetic fields. This is a typical type of motor. Several types of motors are driven by non-combustive chemical reactions, other kinds can utilize springs and function by elastic energy. Pneumatic motors function through compressed air. There are various designs based on the application required.
ICEs or Internal combustion engines
Internal combustion happens whenever the combustion of the fuel mixes along with an oxidizer in the combustion chamber. In the IC engine, higher temperatures would result in direct force to certain engine components like for instance the nozzles, pistons, or turbine blades. This particular force generates functional mechanical energy by way of moving the component over a distance. Normally, an ICE has intermittent combustion as seen in the popular 2- and 4-stroke piston engines and the Wankel rotary motor. Most gas turbines, rocket engines and jet engines fall into a second class of internal combustion engines known as continuous combustion, that occurs on the same previous principal described.
External combustion engines such as steam or Sterling engines differ significantly from internal combustion engines. External combustion engines, wherein the energy is delivered to a working fluid like for example liquid sodium, hot water and pressurized water or air that are heated in some kind of boiler. The working fluid is not combined with, comprising or contaminated by combustion products.
A range of designs of ICEs have been created and are now available with numerous weaknesses and strengths. If powered by an energy dense gas, the internal combustion engine provides an effective power-to-weight ratio. Though ICEs have succeeded in numerous stationary utilization, their real strength lies in mobile utilization. Internal combustion engines control the power supply for vehicles like for instance boats, aircrafts and cars. Some hand-held power equipments use either battery power or ICE devices.
External combustion engines
In the external combustion engine is made up of a heat engine working using a working fluid like for example gas or steam that is heated by an external source. The combustion would happen through the engine wall or via a heat exchanger. The fluid expands and acts upon the engine mechanism which generates motion. Next, the fluid is cooled, and either compressed and used again or discarded, and cool fluid is pulled in.
Burning fuel together with the aid of an oxidizer to be able to supply the heat is referred to as "combustion." External thermal engines could be of similar application and configuration but use a heat supply from sources like for instance solar, nuclear, exothermic or geothermal reactions not involving combustion.
Working fluid can be of whatever composition, even if gas is the most common working fluid. Every now and then a single-phase liquid is sometimes used. In Organic Rankine Cycle or in the case of the steam engine, the working fluid varies phases between gas and liquid.
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