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SCPCHECKED Z.H. VENDORS DRAWING No: HP4-6-88819

APPROVED

SIG.

PROJECT DRAWING No: NMDC/S-H/03/21/01/BE/1286DATE: 05.04.2012

DESIGN V.P. Process datasheet - H₂S Scrubber SC21.1A,B

DRAWN V.P. SCALE - SHEET REV.

CONSULTANT

MECON LIMITEDCONTRACTOR SHRIRAM EPC LIMITED

KOLKATA, INDIA

NMDC Limited3.0 MTPA INTEGRATED STEEL PLANT (NISP)

NAGARNAR, CHHATTISGARH

BPP & ETP Complex ( PKG. 03 )

SUBMITTED FOR APPROVAL INFORMATION REFERENCE RECORD

CONSTRUCTION

x

REV. NO. MODIFICATION CONTENTS: DATE: MADE BY: CHECKED BY:

HP4-6-88819 2/3 NMDC/S-H/03/21/01/BE/1286 REV.0

Name H₂S Scrubber Process sets

1.0

1.1 Erection standards 1.3 Take-over standards

1.2 Quantity 1.4 Welding standards

2.0

2.6 COG - flow capacity (Nm³/h)

2.7 COG - max. Pressure loss (Pa)

2.2 Dimensions (mm) 2.8 Circulation solution - flow capacity (m³/h)

2.3 COG- max.operating overpressure (Pa) 2.9 Circulation solution - temperature entry/exit (°C)

2.4 COG-operating temperature entry/exit (°C) 2.10 Circulation solution - density (kg/m³)2.5 COG-density (kg/Nm

3) 2.11 Steam for heating and steaming

3.0

3.1 Position 3.4 Surface treatment

3.2 Heat insulation 3.5 Equipment weight - defined in DE (t/pc)

3.3 Heating 3.6 Operating weight - defined in DE (t/pc)

4.0

4.1 Designation

4.2 Shell

4.3 Inside built

4.4 Inside heating coil

4.5

4.6

Notes:

Material of construction will subject to the Contract agreement with reference to characteristic of media and operating conditions. Characteristic of media is mentioned in Process description.

Surplus for corrosion min. 2 mm

Make thickened nozzles. Compensating plates in the position thickened nozzles.

Scrubber will be save in the emergency well.

Scrubber is extra loaded of platforms.

*) Particular standards will be indicated in DE

135

0,8÷1 MPa(g), 250°C

/

Continual running.

Carbon steel

No/steaming

2

Indian Standards *)

OTHERS INFORMATION

ø 3500x33300

Coke oven gas

Material

ASTM A 283, Gr. C

Carbon steel with low content sulphur and phosphorus (see notes)

24÷25

ASTM A 283, Gr. C

~160

Basic coat -as per GTS

PROCESS DATASHEET

DATA FOR CALCULATIONS

GENERAL DATA

Item SC 21.1 A,B21 NH₃/H₂S Scrubbing plant (SCP) under HRP

Indian Standards *)

Indian Standards *)

Remarks

Outside

No

Circulation solution 1700

~ 0.55

1000

MATERIAL OF CONSTRUCTION

26000

~120 (with packing)

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590002.1 Medium