Case Studies

Case Study 1

Detail engineering of skid piping for reciprocating compressors Client Name: Dresser Rand India Pvt. Ltd.
Client Brief

Headquartered at Houston-Texas, USA, for more than 100 years, Dresser-Rand has been among the largest global suppliers of rotating equipment solutions, with field-proven centrifugal and reciprocating compressors, steam turbines, expanders, gas turbine packages, and control systems. Dresser-Rand is positioned to deliver a complete package of solutions, from initial concept to equipment retirement for the worldwide oil and gas, chemical, petrochemical, and process industries

Project details

Petrobras, one of the largest refineries of Brazil, has awarded a contract to Dresser Rand to supply, install & commission 18 Nos. reciprocating compressor packages to service process gas viz… H2, Tail Gas, Net Gas & Recycle Gas.

This project was awarded to Petrochem Infra through a DEC as Detailed Engineering Contractor to perform the Detail engineering activities. The project is a multi discipline project involving Process, Instrumentation & Piping

Project Duration: 10 months, Location: Mumbai

Scope of work

1. Equipment Layout Drawing (Petrochem Infra Scope)
2. Preparation of General Arrangement & Foundation drawings (Petrochem Infra Scope)
3. Code stamped equipments viz…Pressure Vessels, Knock Out Drums, Gas Coolers, Water Coolers, Oil Coolers & Cooling water Tank (Petrochem Infra Scope)
4. Skid details for Lube Oil Console & Water Console (Petrochem Infra Scope)
5. Piping (Petrochem Infra Scope)
   

   5.1. Freezing of piping layout philosophy & preparation of piping layout for all utilities viz… Oil Console, Water        Console, Compressors & Inter connecting piping between Compressor, Oil & Water console
   5.2. Preparation of Piping Isometrics (for all utilities) up to compressor battery limit
   5.3. Spec generation & material requirement summarization
   5.4. Floating RFQs to D-R approved vendors
   5.5. Checking vendor documents
   5.6. Technical & commercial evaluation of vendor offers & recommendations for ordering
   5.7. Procurement assistance, Inspection & Expediting

Case Study 2

Modification of offshore platform topsides
Client Name: ONGC
Client Brief
ONGC is India’s premier Oil & Gas exploration & production (E&P) company

Project details

ONGC has awarded a LSTK contract to Leighton Contractors to modify subsea pipelines & modify & extend platform top sides (total of 73 platforms)

This project was awarded to Petrochem Infra through a DEC as Detailed Engineering Contractor to perform the Detail engineering activities for piping discipline. The project was a multi discipline project involving Process, Piping, Civil & Structural and Instrumentation. The project was to be completed in 3 phases.

Project Duration: 9 months, Location: Mumbai

Scope of work

1. Study of survey reports
2. Equipment Layout
3. Piping layout
4. Civil information drawing
5. Support layouts & sketches
6. Special supports & sketches
7. Isometrics
8. Stress analysis
9. Spec generation
10. RFQs & POs for various piping commodities
11. Vendor drawing approval