7/23/2019 BB P TP 1 Ghurri Sept 2015

http://slidepdf.com/reader/full/bb-p-tp-1-ghurri-sept-2015 1/15

7/23/2019 BB P TP 1 Ghurri Sept 2015

http://slidepdf.com/reader/full/bb-p-tp-1-ghurri-sept-2015 2/15

2

Gaseous Fuels

• Natural gas

• Refinery gas

Liquid Fuels

• Kerosene

• Gasoline, diesel

• Alcohol (Ethanol)

• Oil

Solid Fuels

• Coal (Anthracite, bituminous, sub bituminous, lignite)

• Wood

7/23/2019 BB P TP 1 Ghurri Sept 2015

http://slidepdf.com/reader/full/bb-p-tp-1-ghurri-sept-2015 3/15

3

7/23/2019 BB P TP 1 Ghurri Sept 2015

http://slidepdf.com/reader/full/bb-p-tp-1-ghurri-sept-2015 4/15

4

7/23/2019 BB P TP 1 Ghurri Sept 2015

http://slidepdf.com/reader/full/bb-p-tp-1-ghurri-sept-2015 5/15

Combustion

5

7/23/2019 BB P TP 1 Ghurri Sept 2015

http://slidepdf.com/reader/full/bb-p-tp-1-ghurri-sept-2015 6/15

Combustion is exothermic reaction

6

7/23/2019 BB P TP 1 Ghurri Sept 2015

http://slidepdf.com/reader/full/bb-p-tp-1-ghurri-sept-2015 7/15

Heat released (Panas yang dilepas);

pembakaran CH4

7

7/23/2019 BB P TP 1 Ghurri Sept 2015

http://slidepdf.com/reader/full/bb-p-tp-1-ghurri-sept-2015 8/15

8

Heat released (panas yang dilepas)pembakaran, dalam satuan mol

7/23/2019 BB P TP 1 Ghurri Sept 2015

http://slidepdf.com/reader/full/bb-p-tp-1-ghurri-sept-2015 9/15

9

Heat released (Panas yang dilepas);

pembakaran H2

7/23/2019 BB P TP 1 Ghurri Sept 2015

http://slidepdf.com/reader/full/bb-p-tp-1-ghurri-sept-2015 10/15

Combustion is exothermic reaction

10

7/23/2019 BB P TP 1 Ghurri Sept 2015

http://slidepdf.com/reader/full/bb-p-tp-1-ghurri-sept-2015 11/15

11

• Fuel

• Combustion Stoichiometry

• Air/Fuel Ratio

• Equivalence Ratio

• Air Pollutants from Combustion

7/23/2019 BB P TP 1 Ghurri Sept 2015

http://slidepdf.com/reader/full/bb-p-tp-1-ghurri-sept-2015 12/15

12

7/23/2019 BB P TP 1 Ghurri Sept 2015

http://slidepdf.com/reader/full/bb-p-tp-1-ghurri-sept-2015 13/15

13

PelumasPelumas dandan

pelumasanpelumasan bertujuanbertujuan

mengurangimengurangi gesekan antaragesekan antara

2 permukaan padat2 permukaan padat..

7/23/2019 BB P TP 1 Ghurri Sept 2015

http://slidepdf.com/reader/full/bb-p-tp-1-ghurri-sept-2015 14/15

14

Jarak antara permukaan lensa dan permukaan cakram

adalah 2 m s/d 20-50 nanometer; sepadan dengan pesawat

seukuran Boeing 747 yang terbang 1 mm di atas permukaan

tanah.

7/23/2019 BB P TP 1 Ghurri Sept 2015

http://slidepdf.com/reader/full/bb-p-tp-1-ghurri-sept-2015 15/15

15