Le34 - ME 200: Thermodynamics I Lecture 34: Vapor power...

Info iconThis preview shows pages 1–7. Sign up to view the full content.

View Full Document Right Arrow Icon
ME 200: Thermodynamics I Lecture 34 : Vapor power systems, Rankine cycle Reading: Section 8.1 & 8.2 ; SP34, 8.6, 8.7 11/17/2010 1 ME200 Therm I Lectures 34, Prof. Mongia Professor Hukam Mongia Office Hours: MWF 9:30 to 10:30 AM in ME 83 Other times email for appointment; Phone: 765-494-5640 Course Website: https://engineering.purdue.edu/ME200/ Course Secretaries: Diana Akers (ME 84) and Marilyn Morrison (ME 100) Grader: Abhro Pal , abhro.pal@gmail.com Exam 3: 8:00-9:00PM in EE129 Starts at 7:00PM in ME101 for extra-time students
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
11/17/2010 ME200 Therm I Lectures 34, Prof. Mongia 2 0% 10% 20% 30% 40% 50% 60% 1949 1954 1959 1964 1969 1974 1979 1984 1989 1994 1999 2004 Coal NG Petroleum Renewable Nuclear US Energy Sources DOE/EIA-0384 (2008)
Background image of page 2
11/17/2010 ME200 Therm I Lectures 34, Prof. Mongia 3 Four major parts of modern Electric Power Plant A. Energy conversion from “Heat to Work” B. Heating water to steam by using coal, gaseous fuel, solar heat or nuclear energy source (Hot temperature reservoir) C. Heat rejection (Cold temperature reservoir) D. Electric generator.
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Analyzing Rankine Cycle William John Macquorn Rankine 1820 – 1872 Manual of Applied Mechanics (1858), Manual of the Steam Engine and Other Prime Movers (1859), Civil Engineering (1862), Machinery and Millwork (1869), Useful Rules and Tables (1866), Mechanical Textbook (1873), and On the Thermodynamic Theory of Waves of Finite Longitudinal Disturbance Condenser 1 4 2 3 1 2 4 3 1 4 2 3 2 3 1 4 1 4 ( ) ( ) ( ) ( ) ( ) ( ) ( ) 1 ( ) ( ) Net In Out T P Net W Q Q W W W h h h h h h h h m h h h h h h h h h h    12 TT T W mw w h h  23 Out Out Out Q mq q h h 14 In In In Q mq q h h 43 PP P W mw w h h 4
Background image of page 4
11/17/2010 ME200 Therm I Lectures 34, Prof. Mongia 5 Heat rate: Amount of heat input, Btu per unit of net work output (kW) Back work ratio, bwr: Pump work/Turbine work 43 PP P W mw w h h  12 TT T W mw w h h hh bpr 
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
11/17/2010 ME200 Therm I Lectures 34, Prof. Mongia 6 Ideal Rankine Cycle No irreversibilities No pressure drops across boilers and condensers No heat loss to the surroundings Isentropic T 1-2: Isentropic expansion 2-3: Heat transfer out of working fluid at constant pressure and temperature through the condenser 3-4 Isentropic compression through the pump to produce compressed liquid at state 4 4-1 Heat transfer to the working
Background image of page 6
Image of page 7
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 23

Le34 - ME 200: Thermodynamics I Lecture 34: Vapor power...

This preview shows document pages 1 - 7. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online