PPT-L 18 Thermodynamics

3 Heat transfer processes convection conduction radiation Physics of the atmosphere the ozone layer Greenhouse effect climate change 1 Thermodynamics review Thermodynamics. 1. st. law of thermodynamics. Energy may be converted to different forms, but it is neither created nor destroyed during transformations. Energy from chemical bonds is converted to kinetic energy and heat (body and friction from tires). Thermodynamics. Rub your hands together for 15 seconds.. Are your hands warm?. Thermal energy. Thermodynamics. The study of the effects of work, heat flow, and energy on a system. Movement of thermal energy. [4]. Change of phase . . ice. .  . water.  . steam. The Laws of Thermodynamics. The 1. st. Law. The 2. nd. Law. Applications. Heat engines. Refrigerators. Order to disorder. 2. Change of . Advanced Chemistry. Ms. . Grobsky. What is Energy?. Energy. . is the capacity to do work. Thermal energy. is the energy associated with the random motion of atoms and molecules. Kinetic energy . is the energy due to motion. Physics Lecture Notes. The Laws of Thermodynamics. FOUNDRY: It requires about 289 Joules of heat to melt one gram of steel. In this chapter, we will define the quantity of heat to raise the temperature and to change the phase of a substance. . L. David . Kubiz. ňák. (Perimeter Institute). . Lambda and Quasi-Lambda workshop. University of Massachusetts, Amherst, MA, USA. April 10 – April 12, 2014. Plan of the talk. Black holes as thermodynamic objects . ~Energy. Intro. Most natural events involve a decrease in total energy and an increase in disorder.. The energy that was “lost” was converted to heat. . An increase in energy/motion decreases the overall order (organization) of the system.. Thermodynamics. Rub your hands together for 15 seconds.. Are your hands warm?. Thermal energy. Thermodynamics. The study of the effects of work, heat flow, and energy on a system. Movement of thermal energy. with the emphasis here on large-scale helium cryogenics. Tom . Peterson, SLAC . January 2017. January, 2017 USPAS. Thermodynamics for Cryogenics Tom Peterson. 2. Outline. Definitions . Perfect gas (. Entropy: Criteria for Spontaneity. Second Law of Thermodynamics. Third Law of Thermodynamics. Free Energy . Coupled Reactions. Thermodynamics. The chemistry . that . deals with the flow of energy during a chemical or physical process;. Champion Deivanayagam. Center for Biophysical Sciences and Engineering. University of Alabama at Birmingham.. Outline:. Laws of thermodynamics. Enthalpy. Entropy. Gibbs free energy. some examples. Introduction. Zeroth Law of Thermodynamics. If objects A and B are separately in thermal equilibrium with a third object C, then A and B are in thermal equilibrium with each other. . Temperature . T. Topics to be covered . Laws of thermodynamics: . Zeroth law, First law, Second law, and Third law. Thermal Processes: . Isobaric, Isochoric, adiabatic, and Isothermal. Heat engines, Refrigerators, Air-conditioners, and Heat pumps. . Thermometry. Concept of temperature. Boyle’s Law. Charles’ Law. Thermometers. Thermocouple. Calorimetry. Platinum resistance scale. Absolute zero. Lower fixed point. Temperature gradient. Thermodynamic .