Illustrative Case Study — Hypothetical Transformation ScenarioDownstream Oil & Gas · 01

Refinery Supply Chain Transformation: An Illustrative Scenario

A hypothetical downstream petroleum enterprise connects refinery movements, terminals, sales, dispatch and finance on a more consistent SAP operating model.

These illustrative scenarios are based on common industry challenges. Client profiles, project scopes and outcome targets are hypothetical and are not representations of completed customer engagements.

CLIENT ENVIRONMENT

A representative operating context.

Client profile

Large Indian downstream petroleum refining enterprise with multiple refineries, distribution terminals and fuel depots.

Illustrative footprint

Two refineries · Eight distribution terminals · Multiple sales regions · 12–15 month phased scenario

Transformation context

The enterprise operates across legacy ERP systems with fragmented inventory data and disconnected refinery-to-depot processes.

THE CHALLENGE

Where complexity becomes operational drag.

01

Fragmented inventory and stock reconciliation

02

Manual refinery-to-depot movement tracking

03

Disconnected sales and dispatch processes

04

Inconsistent master data across operating units

ILLUSTRATIVE SOLUTION

Connect the process, data and decision points.

Design an integrated downstream operating model covering material movements, bulk inventory, commercial sales, distribution and financial reconciliation. The approach includes master-data harmonization, process standardization and IS-Oil configuration.

  • Two refinery process and logistics models
  • Terminal and depot inventory flows
  • Sales, dispatch and billing integration
  • Master data and financial reconciliation design
REFERENCE ARCHITECTURE

A connected SAP core with governed touchpoints.

A conceptual architecture for discussion; final design depends on the target landscape, interfaces, controls and delivery scope.

SAP S/4HANA + IS-OilDigital process core
SAP SD
SAP MM
SAP FI/CO
Terminals & depots
Integration Suite
Analytics
DELIVERY APPROACH

A phased path from discovery to adoption.

01

Discover

Map refinery, depot, sales, dispatch and finance processes across the operating footprint.

02

Design

Define the target IS-Oil, S/4HANA, SD, MM and FI/CO process model with integration boundaries.

03

Build & validate

Configure, integrate and test representative movement, sales and reconciliation scenarios.

04

Deploy & optimize

Use phased cutover, user enablement and a monitored backlog for stabilization.

BEFORE & AFTER WORKFLOW

Make the change visible to the people doing the work.

Illustrative connected workflow

01

Connected material movements

02

Standard inventory controls

03

Integrated order-to-delivery

04

Timelier reconciliation

REQUIRED EXPERTISE

Bring the right SAP and industry skills together.

SAP IS-Oil ConsultantSAP S/4HANA ConsultantSAP SD / MM ConsultantSAP FI/CO ConsultantIntegration Architect
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