Thermodynamics is concerned with macroscopic behavior rather than microscopic behavior of the system. A reversible cycle with clockwise processes produces work with a given heat input. Interaction between a reversible engine a and a reversible ideal gas carnot cycle b. Nptel thermodynamics nptel video lectures from iits and iisc. Nptel video lecture topic list created by linuxpert systems, chennai. It is the branch of physics which deals with process involving heat, work and internal energy. Nptel material is available for free on nptel website.
Yellow brick cinema relaxing music recommended for you. Understanding heat and the flow of heat allows us to build heat sinks that prevent our computers from overheating, build better engines, and prevent freeway overpasses from cracking. Compilation of lecture notes on improved rankine cycles in thermodynamics for engineering students. Carnot cycle is the most efficient thermodynamic cycle for all the heat engines utilising the heat energy and producing mechanical energy. The carnot cycle, therefore, is a mechanism whereby some heat from the high temperature heat source is transferred to a low temperature heat sink and in the. Thermodynamic temperature scale, clausius inequality, entropy, calculations of entropy change, principle of entropy increase, ts diagram, ii law analysis of control volume. Steam table lec26 modification of brayton cycle lec5 second law and carnot principle. Isotherms and adiabats for one mole 0 5 10 15 20 25 024 68 1 volume in liters pressure in atmospheres 0 carnot s cycle is around that curved quadrilateral having these four curves as its sides. Rac ebook nptel lession 1 to 40 free ebook download as pdf file. Nptel chemical engineering video lecture online study material. Aerospace engineering introduction to aerospace propulsion nptel. Thermodynamics gives the possible direction of a process.
Gibb s equation, reversible process, the carnot cycle, cylindrical systems. That is all the processes that compose it can be reversed, in which case it becomes the carnot refrigeration cycle. Jun 03, 2010 the answer to such irreversibility resides the second law of thermodynamics which explained in this and the next lecture. To picture the carnot cycle in the p, v plane, recall from the previous lecture the graph showing two isotherms and two adiabats. Find materials for this course in the pages linked along the left. Whereas simple closed cycle otec systems use a pure working suid, the kalina cycle proposes to employ a mixture of ammonia and water with varying proportions at different points in the system. Pv and ts diagrams for the carnot cycle in a cylinderpiston. Reversed carnot refrigerator and heat pump shown below are the cyclic refrigeration device operating between two constant temperature reservoirs and the ts diagram for the working fluid when the reversed carnot cycle is used. The carnot heat engine is discussed in detail to show how there is an upper limit to the efficiency of heat engines and how the concept of entropy arises from macroscopic considerations. Applied thermodynamics for marine systems free video lectures. In theory we may say that a heat engine absorbs a quantity of heat from a high temperature reservoir at. Most of the lectures and course material within open yale courses are licensed under a creative commons attributionnoncommercialshare alike 3. This time, the cycle remains exactly the same except that the directions of any heat and work interactions are reversed. Laws of thermodynamics mit opencourseware free online.
Moreover, next you finish this book, you may not lonesome solve your curiosity but in addition to locate the legitimate meaning. Property relationships for pure substances and mixtures, thermodynamic relations, ideal gas mixtures, combustion thermodynamics, gas power cycles, vapour power cycles, refrigeration cycles, reciprocating compressors, compressible flows and steam nozzles. Mechanical engineering at iit madras thermodynamics. Pdf power plant lecture notes chapter2 steam power. Download free power plant engineering nptel power plant engineering nptel. Pdf will be solved sooner taking into consideration starting to read. Lecture 14 carnot cycle, carnot principle, thermodynamic temperature scale. 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 heat is added over a range of temperatures heat is rejected over a range of temperatures. Nptel provides elearning through online web and video courses various streams. The carnot heatengine cycle described is a totally reversible cycle. Thermodynamics home page massachusetts institute of. This topic relates to our daily life, hence it is very easy to understand. Practical engine cycles are irreversible and thus have inherently lower efficiency than the carnot efficiency when operating at the same temperatures. Lecture 14 carnot cycle, carnot principle, thermodynamic temperature scale lecture 15 exergy, availability and second law efficiency lecture 16 tutorial lecture 17 gas and vapour power cycles, otto cycle, diesel cycle, dual cycle.
Pradeep, department of aerospace engineering, iit bombay for more details on nptel. Lec1 introduction and fundamental concepts youtube. One of the factors determining efficiency is the addition of to the working fluid in the cycle and. The carnot cycle and the available energy is shown in figure.
Pdf power plant lecture notes chapter6 gas turbines. Nptel video lecture topic list created by linuxpert. The advantage of a binary mixture is that, at a given pressure, evaporation or condensation oc. Amp lect17 rankine cycle, brayton cycle, stirling and ericsson cycles. The efficiencies of all reversible heat engines operating between a constant temperature source t h and a constant temperature sink t l are the same. Lecture 23 the second law of thermodynamics and carnots. Heat and thermodynamics notes for iit jee, download pdf. If you are not able to download lectures due to bandwidth constraints, you can obtain the courses in dvds by paying a nominal fee to cover the cost of storage media and distribution.
The carnot cycle yac 57 to 511 idealized thermodynamic cycle consisting of four reversible processes working fluid can be any substance. This subject deals primarily with equilibrium properties of macroscopic systems, basic thermodynamics, chemical equilibrium of reactions in gas and solution phase, and rates of chemical reactions. Lecture 14 carnot cycle, carnot principle, thermodynamic temperature scale lecture 15 exergy, availability and second law efficiency lecture 16 tutorial lecture 17 gas and vapour power cycles, otto cycle, diesel cycle, dual cycle lecture 18 rankine cycle, brayton cycle, stirling and ericsson cycles. Som, department of mechanical engineering, iit kharagpur. Student homework or revision hours required for the materials is one hour. Where d s is the entropy of the body supplying the energy as heat. Applied thermodynamics for marine systems online course. We can now construct a combine cycle such that the heat q 2 rejected by 12 is absorbed by 23 which is a reversible and thus a cycle by carnot s theorem. Moreover, next you finish this book, you may not lonesome.
Mechanical engineering applied thermodynamics nptel. L14 carnot cycle, carnot principle, thermodynamic temperature scale. The net work or efficiency can be maximized by using reversible processes. Recall that in the carnot cycle heat transfers take place at constant temperature. Download applied thermodynamics nptel download free online book chm pdf. Nptel video course aerospace engineering jet aircraft propulsion. It provides an upper limit on the efficiency that any classical thermodynamic engine can achieve during the conversion of heat into work, or conversely, the efficiency of a refrigeration system in creating a temperature difference by. The carnot cycle is reversible representing the upper limit on the efficiency of an engine cycle.
A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. The carnot cycle the carnot cycle is the most efficient power cycle and it is composed of four totally reversible processes. Nptel provides elearning through online web and video courses various. Reversible isothermal expansion 12, th constant reversible adiabatic expansion 23, q 0, th tl reversible isothermal compression 34, tlconstant. The efficiency of an engine is the ratio of the work done to the amount of heat absorbed, i. Applied thermodynamics for marine systems online course video. Applied thermodynamics nptel download book free book centre. Carnot theorem feb 7, 2005 1 equivalence of kelvin and clausius formulations last time we learned that the second law can be formulated in two ways. After knowing the carnot cycle and reversed carnot cycle, we can prove the two statements of carnot principles.
The carnot cycle, therefore, is a mechanism whereby some heat from the high temperature heat source is transferred to a low temperature heat sink and in the process, some work is done by the system. A manual of the steam engine and other prime movers, first edition, griffin, london. Jul 23, 2016 for the love of physics walter lewin may 16, 2011 duration. Relaxing studying music, brain power, focus concentration music. Basic principles of classical and statistical thermodynamics pdf 35p. Dec 14, 2019 heat and thermodynamics is an important topic from jee main jee advanced exam point of view. We have also observed that there are limitations for the use of. The maximum work can be obtained by operating a carnot engine reversible engine using the body at t as the source and the ambient atmosphere at t 0 as the sink.
Your curiosity approximately this pdf will be solved sooner taking into consideration starting to read. Boiler, turbine, condenser, pump, carnot cycle for steam, disadvantages of carnot cycle application. Nptel thermodynamics videos, lectures, classes, courses, books, tutorials nptel thermodynamics. Otto, carnot and brayton cycles are all reversible. The first part of the paper provides an alternative approach to introduce the carnot cycle and two carnot principles. Lect carnot cycle, carnot principle, thermodynamic temperature scale. Every year there are questions asked from this topic. The carnot cycle is a theoretical ideal thermodynamic cycle proposed by french physicist sadi carnot in 1824 and expanded upon by others in the 1830s and 1840s.
The best known reversible cycle is the carnot cycle. Social networking developing soft skills and personality consumer behaviour python learning from watching lectures regularly to finishing assignments consistently my journey for pursuit of knowledge s. Amp lect14 exergy, availability and second law efficiency. Pdf power plant lecture notes chapter2 steam power plant. This short notes on heat and thermodynamics will help you in revising the topic.
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