Thermodynamic cyclesthermodynamic cycles power cycles vs refrigeration cyclespower. Otto, diesel and dual cycle specification for ssc jen 4. A free powerpoint ppt presentation displayed as a flash slide show on id. Title slide of otto cycle slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Hi guys, this video is an animation explaining the working of otto cycle. Otto, diesel and dual cycle specification for ssc jen ic. Carnot cycle there are only two temperatures in the carnot cycle heat is added at t h heat is rejected at t l there are four temperatures in the otto cycle. Starting with the piston at bottom dead center bdc, compression proceeds isentropically from state 1 to state 2. His first experiment was conducted on a 4stroke engine. In this course, explore how good design plays a key role in learning comprehension, and discover. Power stroke a sudden jump in the pressure occurs, explained by ignition.
Otto cyclepowepoint internal combustion engine engines. The temperature at the end of the isentropic expansion process is 800 k. Thermal efficiency diesel cycle 1 qout m u u 1 4 1 qin m h3 h2 for cold airstandard the above reduces to. Otto, diesel me416 brayton cycle and modifications.
Ideal cycles,ideal cycles, airstandard assumptions,airstandard assumptions, andand the otto cyclethe otto cycle 2. The 4stroke engine consists of a 4 stroke cycle better known as the otto cycle. Unlike the typical ottocycle engine, a diesel engine takes in only air. If you continue browsing the site, you agree to the use of cookies on this website. Otto cycle 4 stroke engines are commonly used in most cars and trucks today. Otto cycle calculationotto cycle calculation problem statement. Airstandard otto cycle lecture 33 111908 spark ignition vs compression ignition sparkignition. Ppt airstandard otto cycle powerpoint presentation.
An otto cycle is an idealized thermodynamic cycle that describes the functioning of a typical spark ignition piston engine. Otto cycle in 1862 a german engineer nikolaus augustus otto began experimenting with different kinds of engines. The compression ratio of an airstandard otto cycle is 9. Otto cyclepowepoint free download as powerpoint presentation.
Diesel const cv 1 1 r k 1 1 rck 1 k rc 1 recall, otto 1 1 rk 1 note the term in the square bracket is always larger than one so for the same compression ratio, r, the diesel cycle has a lower thermal efficiency than the otto cycle when rc. Prior to the isentropic compression process, the air is at 100kpa, 35isentropic compression process, the air is at 100kpa, 35oc, and 600 cmc, and 600 cm3. This animation describes the working principles of diesel engines in the. An eyecatching, beautifully designed elearning course can enhance a users learning experience. Ppt otto cycle powerpoint presentation free to download id. A typical spark ignition otto cycle engine could have a compression ratio of the order of 10, and exhibit exhaust temperature and pressure of 200 0 c and 200kilopascals respectively. The otto engine was a large stationary singlecylinder internal combustion four stroke engine designed by the german nikolaus otto.
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