Project Data of Boiler

2022-08-01 09:55:18

 Garner Feeder

- Type: Power Thread

- Storage Capacity: 10m³

- Number of threads: 3 units

- ASTM Material A 36

- Activation of the threads 3 hp

- Stirrer of 1 hp Drive

Grid

- Drive: Hydraulic Unit

- Material: Cast Iron Alloy 10% Cr

- Maximum Forward (adjustable): 200 mm

- Total area of ​​the grid: 20.9 m²

Furnace

- Width: 3,130 mm

- Depth: 8,580 mm

- Height: 4,610 mm

- Furnace construction: membrane walls

- Tubes material: ASTM A 178 Gr.A

- Ø tubes x wall thickness: 63.5 x 3.05 mm

- Spacing between pipes: 102.0 mm

- Fins Thickness of 6.35 mm

Superheater

- Tubes material: ASTM A 178 Gr.A

- External diameter of the tubes: 38.1 mm

- Thickness of the tube: 2.65 mm

Desuperheater for control of superheated steam temperature

- Type: Spray

- Inlet temperature of the Super 1: 226 ° C

- Temperature at the exit of Super 1: 313 ° C

- Temperature in Super 2 Input: 269 ° C

- Exit Temperature Super 2: 360 ° C

- Temperature difference in dessuper: 45 ° C

- Desuperheating water flow: 647 kg / h

- Unoverheated Water temperature of 105 ° C

Steam Pipe

- Body Sheet/plate Material: ASTM A 516 Gr.70

- Sheet thickness: 31.75 mm

- Steam pipe length: 5,200 mm

- Inner diameter: 2,387 mm

- Mirror Sheet/plate Material: ASTM A 516 Gr.70

- Mirror Sheet/plate thickness: 32mm

- Material of the gas pipe: ASTM A 178 Gr.A

- Pipe Quantity: 290 Diameter

- Gas pipes: 76.2 mm

- Thickness gas pipes: 76.2 mm

Economizer/Saver

- Tubes material : ASTM A 178 Gr.A

- Pipes External diameter: 31.75 mm

- Tube Thickness: 2.65 mm

- Gases Flow against current

Pre Air Heater

- Tubes material: DIN 2458

- Pipes External diameter: 76.20 mm

- Tube Thickness: 2.25 mm

- Number of passes side gas / air: 2/4

- Flow: Crossed

Heating Surface

- Furnace: 161.5 m²

- Superheater: 102.6 m²

- Steam pipe 325.8 m²

- Saver: 145.1 m²

- Air preheater: 256.0 m²

- Total: 990.9 m²

-Taxa Evaporation: 15.1 kg / hm²

Multicyclone Filter

- Gas flow rate: 41,240 kg / h

- Number of elements: 49 pieces

- Material: Carbon steel

- Diameter of each element: 350 mm

- Particulate Emission 730 mg / Nm³ * Fixed with O2 reference 8%

Chimney

- Plate Material: SAE 1020

- Height 20,000 mm

- Diameter 1,200 mm

Primary Air Blower

- Fan type: Centrifugal

- Project Flow: 35,047 kg / h

- Design pressure: 120 mmH2O

- Air temperature: 25 ° C

- Installed power: 20 hp

- Quantity: 1 unit (s)

Primary Air Ducts

- Material: SAE 1020

- Sheet thickness 3 mm

Secondary Air Blower

- Fan type: Centrifugal

- Design Flow: 3505 kg / h

- Design pressure: 280 mmH2O

- Air temperature: 25 ° C

- Installed power of 5 hp electric motor

- Quantity: 1 unit (s)

Secondary Air Ducts

- Material SAE 1020

- Sheet thickness: 3 mm

Drafting Fan

- Fan type: Centrifugal

- Project Flow: 47,426 kg / h

- Static Pressure project: 330 mmH2O

- Gas temperature: 160 ° C

- Installed power of the electric motor 125 hp

- Quantity: 1 unit (s)

Ar/Gases Ducts

- Plates Material: SAE 1020

- The sheet thickness: 3 mm

Water Reservatory

- Capacity: 1 m³

- Diameter: 500 mm

- Height: 6,000 mm

- SAE 1020 / ASTM A 36 Material

Aerator

- Capacity: 15,000 kg / h

- Retention time: 30 min

- Storage Volume: 10 m³

- Water Temperature: 105 ° C

- Working pressure: 0.23 bar (g)

- Steam consumption: 1600 kg / h

Water Supply Pumps

- Motor - pump: 2 units

- Flow: 18.8 m³ / h

- Pressure: 291.7 mH2O

- Water Temperature: 105 ° C

- Applied Power: 40 hp

- Rotation: 3,500 rpm

Soot Blowers

- Type: Fixed Rotary / retractable rotary

- Installation: Steam Balloon / Superheater

- Quantity: 3 units

- Vapour pressure - Blowing: 25 bar (g)

- Operation: Automatic

Safety Valves

- Bitola 1.1 / 2 "x 2.1 / 2" in

- Pressure: 27.2 bar (g)

- Quantity: 3 units

Bottom Discharge Valves

- Type: Automatic

- Steam pipe: 2 units

- Collectors Furnace: 2 units

Bottom Discharge Tank

- Outside Diameter: 800 mm

- Overall height: 2190 mm

- Volume: 0.8 m³

- Material ASTM A 285 Gr C.

- Thickness: 6.35 mm

- Design Pressure: 15 bar (g)

Insulation, Refractory and Housing

- Isolante furnace Material: Glass wool

- Composition of refractory concrete: 38% alumina

- The finishing panels Material: Al + Zn

Electrical Design/Project Information

- Total installed power boiler: 353.5 hp

- Voltage driving force: 380% alumina

- Control voltage: 24 V DC

- Frequency: 60 Hz