Coal Handling System e 170619 -...

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Capability profile in Coal handling system

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CONTENTS

1. SCOPE OF SUPPLY ............................................................................................ 3

2. COAL HANDLING SYSTEM ................................................................................. 4

3. DESIGN SOLUTION ............................................................................................. 6

4. BELT CONVEYOR SYSTEM ................................................................................ 7

5. DEDUSTING SYSTEM ......................................................................................... 9

6. DUST SUPPRESSION SPRAY WATER SYSTEM ............................................. 10

7. COAL STORAGE ................................................................................................ 12

8. CONTINUOUS SHIP UNLOADER ...................................................................... 13

9. STACKER/RECLAIMER ..................................................................................... 15

10. CRUSHER .......................................................................................................... 16

11. SCREEN ............................................................................................................. 17

12. TRANSFER TOWERS ........................................................................................ 18

13. OTHER EQUIPMENT ......................................................................................... 19

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1. SCOPE OF SUPPLY

SUPPLY OF DESIGN

Basic design

Detailed design

Technical Services

SUPPLY OF EQUIPMENT

Synchronous equipment lines

Single devices

Un‐locally fabricated equipment

Fabrication guiding

TECHNICAL SERVICES

Guiding, inspection of fabrication , erection and commissioning

After sales services

Dịch

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2. COAL HANDLING SYSTEM

Pic. 1. Song Hau 1 Thermal Power Plant

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Coneyor system (incl. Belt scale): 2.98 km, capacity: 1700 t/h

Ship unloader: 2x850 t/h

Stacker/Reclaimer: 1700/850 t/h

Crusher: 350 t/h

Screen: 350 t/h

Sampling unit: 850 t/h

Transfer Towers

Dedusting system, Service water and Dust suspression, Service air system

Other equipment

Main equipments

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3. DESIGN SOLUTIONS

Cooperate with Magdeburger Forderanlagen und Baumaschinen GmbH (FAM) in

giving out design solutions for coal handling system.

Pic. 2. Basic design of whole system

Basic Design of whole system

Basic design of each equipment

Detailed design of equipment

Shop drawings of equipment fabricated in Vietnam

Technical services

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4. BELT CONVEYOR SYSTEM

Pic. 3. Calculate belt conveyor by using Helix software (ver. 6.0.19)

Pic. 4. Design belt conveyors by using Tekla software

Using Helix sofware to calculate and design belt conveyor

Using SAP2000 to calculate structure of belt conveyor

Using Tekla software to design belt conveyor structure

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Pic. 5. Structure calculation by SAP Pic. 6. Earthquake load on section

Pic. 7. Stability Analysis

Technical Data

Material: Coal

Size (min.) 20 mm

Size (max.) 200 mm

Temperature (min.) 17 °C

Temperature (max.) 37 °C

Moisture 10%

Bulk density 0.85 t/m³

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5. DEDUSTING SYSTEM

Pic. 8. Dedusting system in Crusher house

Pic. 9. Dedusting system in bunker

Each location includes:

•The dust filer,

•Fan with silencer

•Control Unit

•The rotary feeder

•Screw conveyor

•Piping system

•Expolosion protection

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6. DUST SUPPRESSION SPRAY WATER SYSTEM

Pic. 10. Layout of Dust suppression spay water system – Song Hau 1 TPP

Each location includes:

•Air volume filter: 8.000 ‐15000 m3/h

•Air volume fan: 8.000 ‐ 15000 m³/h

•Fan pressure: ~ 3500 Pa

•Compressed air volume: 30 Nm3/h (6 bar)

•Total power requirement: ~ 40 – 45 kW

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Irrigation sprinkler for pile 1 and 3

•Spray distance: ~32 m•Min. inlet pressure: 5 bar•Water demand: ~16 m3/h

Irrigation sprinkler for pile 2

•Spray distance: ~40 m•Min. inlet pressure: 5 bar•Water demand: ~32 m3/h

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7. COAL STORAGE

Pic. 11. Layout of coal storage – Song Hau 1 TPP

Pic. 12. Section of coal storage – Song Hau 1 TPP

Total capacity of coal storage is 369418 tons, include 3 piles:

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‐ Pile 1 and 3

• Height : 15 m

• Width: 43 m

• Length: 338 m

• Capacity: 91259 tons

‐ Pile 2

• Height : 15 m

• Width: 68 m

• Length: 338 m

• capacity: 186899 tons

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8. COAL SAMPLING UNIT

Pic. 13. Layout drawing of Coal sampling unit – Song Hau 1 TPP

Main technical specification

•Material: Coal

•Size: < 50 mm

•Moisture content ‐max.: 28 %

•Moisture content ‐ inherent: 1 to 18 %

•Capacity design: 850 t/h

•Belt width: 1000 mm

•Belt speed: 3.1 m/s

•Throughing angle: 35°

•Inclination: ~ 7°

Properties

•Single roll crusher ‐ size reduction: 95 % < 10 mm

•Rotary divider ‐ dividing ratio: 1 : 20

•Turnstile ‐ dividing ratio: 1 : 18

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9. CONTINOUS SHIP UNLOADER


designing, manufacturing and supplying some main items of equipment.

Pic. 14. Ship unloader – boom position -14

Technical main data Material Coal Bulk density 0.8-1 t/m3 Conveying capacity 850 t/h Bucket 0.3 m3 Bucket pitch 1197 mm Chain pitch 171 mm Scraper chain speed 1.4 m/s Working travelling speed 1-10 m/min Rapid travelling speed 20 m/min Slewing speed-boom 0-0.09 1/min Rail CR73 Service weight ~1100 T Installed electrical power ~900 kW Slewing angle bucket elevator left/right 360 Pendulum in/out bucket elevator Not existing Slewing angle boom left/right +/-140

Pic. 15. Ship unloader – boom position +17

Barge information Capacity 10000 DWT Length 110-115 m Width 24-26 m Hold size 100x24x4 m Max. draf (full loaded) 6-6.5 m

Pic. 16. Ship unloader – parking position

Electrical equipment data Design standard DIN VDE, IEC, EN Design temperature +17 up to +40 °C Design elevation <1000 m Power supply Incoming voltage (V/Ph) 1000 V(± 10%)/3phase Frequency Hz 50 Hz (+- 2%) Operating voltage (V/Ph) 400 V / 3phase Lighting voltage (V/Ph) 380 V / 3 phase

220 V / Phase Control voltage (V/Ph) 120 V/1 phase

24 V DC Analogue signal mA 4-20 mA Total installed power refer to loadlist

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10. STACKER/RECLAIMER


designing, manufacturing and supplying some main items of equipment.

Capacity "Stacking" max. 1700 t/h

Capacity "Reclaim" max. 850 t/h

Slew radius bucket wheel boom 37m

Bulk density 0.85 t/m3

Belt width bucket wheel boom 1200 mm

Belt width tripper car 1400 mm

Belt speed bucket wheel boom 4.0m/s

Gauge of rail 7500 mm

Diameter of bucket wheel 6000 mm

Number of buckets 8

Travel speed max. 20m/min

Slew speed max. 15m/min

Hoist speed max. 4m/min

Bucket wheel speed 7.54 rpm

Pic. 17: Stacker/ Reclaimer - Song Hau 1 TPP

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11. CRUSHER


supplying some main items of equipment.

Pic. 18: Crusher - Song Hau 1 TPP

Technical data

• Material: coal• Bulk density: 0.8 - 1.4 t/m³• Moisture content: 28%• Inherent moisture: 9.5• Comprehensive strength: ≤40 MPa• Feed size: 50 - 75 mm• Feed capacity: 350 tph• Product size: 95% 50 mm according to DIN 66165

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12. SCREEN



Type: RR 1439 Width: 1400 mm Length: 3900 mm Separating size: 50 mm Inclination: 0 ° Number of rollers: 14 Total installed power: 14 x 4kW = 56 kW Weight/unit: 12,400 kg

Each screen consists essentially of: • Frame structure • Material skirt board • Set of roller • Bearings • Lubrication unit • Drive unit

Pic. 19: 350 t/h Screen - Song Hau 1 TPP

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13. TRANSFER TOWERS

- Using SAP 2000 to calculate steel structure of transfer towers

- Using Tekla to design transfer towers

Pic. 20: Transfer towers - Song Hau 1 TPP

Technical data:

TT 1A: (LxBxH) 16.6 m x 3.5 m x 15.7 m

TT 1B: (LxBxH) 4.0 m x 7.3 m x 8.2 m

TT 2: (LxBxH) 14.5 m x 18.7 m x 19.7 m

TT 3: (LxBxH) 6.3 m x 6.0 m x 9.3 m

TT 4: (LxBxH) 8.0 m x 7.5 m x 10.0 m

TT 5: (LxBxH) 14.5 m x 14.2 m x 10.3 m

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14. OTHER EQUIPMENT

MAGNETIC SEPARATOR



Material: Coal

Capacity design: 850 t/h

Belt speed: 3.1 m/s

Power consumption (magnet): 15.5 kW

Magnet voltage: 220 V DC

Belt drive: Geared motor

Power consumption 4.0 kW

METAL DETECTOR



Material: Coal

Capacity design: 850 t/h

Belt speed: 3.1 m/s

Belt width: 1000 mm

Frequency width: 1880 mm

Frequency height: 600 mm

BELT SCALE

Material: Coal

Design capacity: from 850 to max. 1700 t/h

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National Research Institute of Mechanical Engineering

No.4, Pham Van Dong Street, Cau Giay District

Ha Noi

Viet Nam

Tel: +84 04.376 44442

Fax: +84 04.376.49883

Email: [email protected]

Coal Handling System e 170619 -...

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