Course detail

Combustion Devices and Heat Exchangers

FSI-LSZAcad. year: 2010/2011

The course is concerned with basic information about the construction and operational characteristics of various boilers and heat exchangers used in power engineering. Also dealt with are: properties of solid, liquid and gaseous fuels, statics and dynamics of the combustion process, heat balances of boilers and heat exchangers, boilers for solid, liquid and gaseous fuels and their components, boilers for waste fuels, burgee boilers, low/high pressure steam boilers, hot water boilers, various types of heat exchangers, calculations for the design of boilers and heat exchangers.

Language of instruction

Czech

Number of ECTS credits

6

Mode of study

Not applicable.

Guarantor

doc. Ing. Zdeněk Skála, CSc.

Department

Energy Institute (EÚ)

Learning outcomes of the course unit

Student will be able to apply theoretical information mainly from thermo mechanics, hydromechanics and heat and mass transfer to combustion devices and heat exchangers. Lectures are accompanied by seminars where specific technical problems will be solved.

Prerequisites

Thermo mechanics, heat and mass transfer.

Co-requisites

Not applicable.

Planned learning activities and teaching methods

Teaching methods depend on the type of course unit as specified in the article 7 of BUT Rules for Studies and Examinations.

Assesment methods and criteria linked to learning outcomes

Terms of credit: attendance, active participation in the exercise, the successful completion of the test.
Examination: written and verbal correction. The written portion consists of 10 questions for the successful completion must have at least half right.

Course curriculum

Not applicable.

Work placements

Not applicable.

Aims

The course objective is to make students familiar with the current theoretical designs of boilers and heat exchangers and with their modern development trends. Student will be able to carry out basic thermal, aerodynamic and solidity calculations necessary for the design of boilers and heat exchangers.

Specification of controlled education, way of implementation and compensation for absences

Attendance at seminars is required (min of 80%), submitting the design of a boiler.

Recommended optional programme components

Not applicable.

Prerequisites and corequisites

Not applicable.

Basic literature

Černý V., Janeba B., Teyssler J.: Parní kotle - technický průvodce č. 32, SNTL, Praha, 1983
Effenberger, H.: Dampferzeugung, Springer-Verlag, Berlin, 2000

Recommended reading

Budaj., F.: Parní kotle - podklady pro tepelný výpočet, VUT v Brně, 1992

Classification of course in study plans

  • Programme N2301-2 Master's

    branch M-FLI , 1 year of study, winter semester, compulsory-optional
    branch M-FLI , 1 year of study, winter semester, compulsory
    branch M-ENI , 1 year of study, winter semester, compulsory
    branch M-TEP , 1 year of study, winter semester, compulsory
    branch M-ENI , 1 year of study, winter semester, compulsory
    branch M-TEP , 1 year of study, winter semester, compulsory

Type of course unit

 

Lecture

39 hod., optionally

Teacher / Lecturer

doc. Ing. Marek Baláš, Ph.D.

Syllabus

1. Boilers classification, solid fuel.
2. Liquid and gaseous fuels.
3. Statics and dynamics of combustion.
4. Heat and mass balance in the boiler. Thermal efficiency of boiler losses.
5. Slatted boilers.
6. Boilers powder and fluid.
7. Boilers for burning liquid and gaseous fuels.
8. Boilers for central heating.
9. Biomass boilers, spalovenské boilers, gasification.
10. Exchangers - heat transfer.
11. Heat exchangers, calculations.
12. Heat exchangers, construction.
13. Operation of heat exchangers.

Computer-assisted exercise

13 hod., compulsory

Teacher / Lecturer

Ing. Zdeněk Fortelný

Syllabus

1. Stoichiometric calculations of solid fuels
2. Stoichiometric calculations of gaseous fuels
3. Determination of air and combustion products volume at combined combustion of fuels
4. Total heat balance, performance, input and losses of boiler
5. I-t diagram construction of combustion products
6. Calculation of temperature at the end of furnace - 1st part
7. Calculation of temperature at the end of furnace - 2nd part
8. Heat distribution to heat exchangers of complementary surfaces of the boiler, construction of relation temperature of combustion products - temperature of medium
9. Heat calculation to individual surfaces of the boiler - 1st part
10. Heat calculation to individual surfaces of the boiler - 2st part
11. Basic relations for different types of heat exchangers, practical application of flanged pipes
12. Calculation of recuperating heat exchanger - thermal efficiency of exchanger, calculation by NTU method
13. Test, handing in of protocol, course-unit credit awarding.