May 2016. W. M. Stacey, Nuclear Reactor Physics, John Wiley & Sons, 2001, ISBN: 0- 471-39127-1.
Comment document.getElementById("comment").setAttribute( "id", "a648280e6d7b613cadc391c7f0e4dd6d" );document.getElementById("e8ae67fb0e").setAttribute( "id", "comment" ); Save my name, email, and website in this browser for the next time I comment. 2. 5 Heat Exchangers The general function of a heat exchanger is to transfer heat from one fluid to another. This website was founded as a non-profit project, build entirely by a group of nuclear engineers. The large temperature difference at the ends causes large thermal stresses. Copyright 2020 Nuclear Power for Everybody | All Rights Reserved | Powered by, Interaction of Beta Radiation with Matter, Interaction of Gamma Radiation with Matter, Heat Exchanger – Heat Transfer Coefficient – U-Factor, Heat Exchanger Analysis – Performance Calculation, Logarithmic Mean Temperature Difference – LMTD, Types of Heat Exchangers – Classification of Heat Exchangers, Head of EDF calls for Europe to include nuclear in Green Deal, Energy regulator explores key drivers of Canadian energy to 2050, India, USA extend nuclear cooperation partnership. This heat exchanger consists of two concentric pipes of different diameters. Subscribe to our mailing list and get interesting stuff and updates to your email inbox.
DOE Fundamentals Handbook, Volume 1 and 2. J. R. Lamarsh, Introduction to Nuclear Reactor Theory, 2nd ed., Addison-Wesley, Reading, MA (1983). What is Powder Metallurgy – A Modern Manufacturing Process, How to Fix an Ignition Key That Doesn’t Turn, Understanding and Utilizing CNC Machining, Top 5 Steps on How to Start a Driving School Successfully, Tools and Tips on How to Get Started as a Mechanic. Robert Reed Burn, Introduction to Nuclear Reactor Operation, 1988. The temperature profiles of the two heat exchangers indicate two major disadvantages in the parallel-flow design. Fundamentals of Heat and Mass Transfer, 7th Edition. Pump move the hot water from the mechanical room throughout the building.
There are probably heat exchanger in your office building which heat transfer from hot water to the ventilation system in the winter and from the indoor air to the cooling system in the summer. When we use data that are related to certain product, we use only data released by public relations departments and allowed for use. He loves to share his knowledge and help others. performance of parallel & counter flow heat exchanger we came to the conclusion that: 1.
The temperature of the cold fluid exiting the heat exchanger never exceeds the lowest temperature of the hot fluid. He has completed his B.Tech degree in mechanical engineering in the year 2015. In this scenario, the hot water flows into the shell and the steam travels through the shell in a series of small tubes. Nuclear and Particle Physics. In a shell and tube heat exchanger, coolant usually flows through the central ‘tube core’ to cool hot oil, water or air, which passes over and around the tubes. Heat exchanger transfer thermal energy from one medium to another. The direction in which the two fluids travel through the heat exchanger can be either ‘parallel flow’ or ‘counter flow’. ISBN: 9781118137253. 2) You may not distribute or commercially exploit the content, especially on another website.
Heat and Mass Transfer. ISBN: 9780071077866. Figure represents the directions of fluid flow in the parallel and counter-flow exchangers. Parallel heat exchangers are best suited when the goal is to bring the two fluids to the same temperature. This heat exchanger consists of two concentric pipes of different diameters.
January 1993.
Top Technology Used To Control Air Pollution. 1) You may use almost everything for non-commercial and educational use. For example, refrigerators use heat exchangers to heat transfer from your groceries to the surrounding air. For example, refrigerators use heat exchangers to heat transfer from your groceries to the surrounding air. Williams. Temperature difference leads to heat transfer and heat transfer changes the temperature difference. Physics of Nuclear Kinetics.
Under comparable conditions, more heat is transferred in a counter-flow arrangement than in a parallel flow heat exchanger. A separate set of pumps move the steam through a loop between the boiler and the heat exchanger. Theodore L. Bergman, Adrienne S. Lavine, Frank P. Incropera. Most of the research is done taking water as a working fluid both as heat carrying & heat … Parallel-flow and Counter-flow Heat Exchanger.
In a parallel heat exchanger the hot water and the steam flow in the same direction. The simplest heat exchanger is one for which the hot and cold fluids move in the same or opposite directions. How is the logarithmic mean temperature difference (LMTD) calculated for heat exchangers? Pankaj Mishra is a blogger by passion and Mechanical Engineer by profession. D. L. Hetrick, Dynamics of Nuclear Reactors, American Nuclear Society, 1993, ISBN: 0-894-48453-2. Is It Worth It to Get Insurance on Car Repairs? The basic component of a heat exchanger can be viewed as a tube with one fluid running through it and another fluid flowing by on the outside.
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