題目 鍋爐 - shs.edu.tw

1 : ( ) 1. (Fire-tube Type Boilers) (1) (2) (3) (4) 2. (Water-tube Type Boilers) 15 20% (Economizer) (Superheater) (air preheater) (1) (2) (3) (4) (5) (6) ~ 1.

2 2. 3. 4. 1. 2. 3. 70% 75% 80% 4. 1. 2. 3. 4. 5. 1. 2. 3. 4. 5. Digram of a fire-tube boiler Diagram of a water-tube boiler 1. (POHC) 1. ( ) 15% 15% 2.

3 3. 2. 1. (CNS) (1) JIS B8222 (2) (HHV; ) (LHV; ) ( )=[( )/( )]*100%..(1) (3) ( ) ( )=[1-( )/( )]*100%.

4 (2) 2. (ASME) PTC (Power Test Code )--Steam Generating Unit JIS B8222-- (Land boilers Heat balancing) CNS 2141/B1025 -- JIS B8222-(1993) ASME DIN 1942 BS 845 BS 2885 ISO R889 ASME PTC Steam Generating Unit CNS 2141/B1025 (1) ASME CNS 2141/B1025 ASME (2) ( ) CNS 2141/B1025 ASME ASME PTC (3) CNS 2141/B1025 ASME PTC (4) 1 CNS 2141/B1025 2 ASME PTC 3. (1) 75% 50% 25% 1.

5 2. (2) (3) (4) 1kg ( 0 C 1 )1m3 (5) (6) (7) 2 (8) 1kg 1m3 (9) (10) 4. (1) ( ) ) (2) ( ) 2 / : CxHy , CO , CO2 , H2 , O2 , N2 , H2O.

6 (C,H,O,N,S,Cl,Ash) Y Y Y Y (HHV) (LHV) ( ) ( ) ( ) ( ) N Y Y Y Y N Y Y Y Y Y Y ( Y N N Y ) ( ) ( ) ( ) ( ) N N N N N Y Y Y Y Y 2. 5. (1) 200 C ( ) (2) (3) (4) (5) (6) 200 300 800 900