After the concept design phase and the feasibility study, the project enters the engineering phase during which, according to the type of project, different studies start.
Following types of engineering studies can be covered within CEDR:
- Process
- Piping
- Pressure vessels
- Rotating equipment
- Electrical
- Instrumentation
- Steel structures
- Civil works
- Cost & control scheduling
According to the size and nature of the project, the CEDR engineering includes some or all parts of this list:
- Process studies: material balance, process flow sheet (PFD), layout plan
- Piping and instrument diagrams (P&ID)
- Sizing and definition of main equipment
- Definition of control and safety devices
- Pressure vessel calculation according ASME, AD-merkblatter, DIN, EN
- Basic studies to produce the basic engineering package in order to perform the detailed engineering package
- Mechanical data sheets of the main equipment based on the process specifications
- Preparation of tender packages
- Steel structure stability concept drawings
- Civil works layouts
- Detailed Plot plans and plans of Hazardous areas
- Prepare purchase orders
- Piping & Instrumentation diagrams release for construction
- Detailed piping drawings (2-D or 3-D) by use of:
- AutoCAD
- CADworks with ISO generation and Bill of Material
- 3-D scan Piping stress calculation according Cesar II
- Tension analysis according to Finit elements
- Pipe support calculation and drawings
- Detailed process and utility diagram for detailed engineering
- Detailed steel drawings & calculations according SCIA Engineer
- Steel structural calculations
- Detailed drawings related to electrical facilities and instrumentation
- Management of vendor drawings
- Cost and schedule control
- Start-up and commissioning procedures