Basic design for the implementation of HAZOP studies and energy improvement recommendations at Aspropyrgos refinery
Basic design for the implementation of HAZOP studies and energy improvement recommendations at Aspropyrgos refinery
Client:
HELLENIC PETROLEUM - ASPROPYRGOS INDUSTRIAL COMPLEX
Solution/Service:
Studies
Technical Data
For section (a)
I. Basic design of HAZOP findings including process issuance P&IDs and process data sheets
II. Submission of Basic Design for the selected HAZOP findings
III. Submission of Close-out Report
IV. Project Issuance of P&IDs, line lists, tie-in lists
V. Suitability check of safety valves considering their replacement during detailed engineering phase
VI. Suitability check of basic equipment and piping during normal conditions (uprating), aiming to find circuits that should be replaced during detailed engineering phase
VII. Cost Estimation (accuracy ±25%).
For section (b)
- Process Issuance of Data Sheets for pressure safety valves (PSVs)
- Suitability check of PSVs according to instrumentation rules
- Hydraulic Calculations for input/output of PSVs according to the suitability check results and proposal preparation for the required replacements/ modifications
- Preparation of relevant P&IDs
- Cost estimation for the required replacements/ modifications.
For section (c)
a. Process Description.
b. Process flow Diagrams and Heat & Material Balance.
c. Process Data Sheets for new pieces of equipment.
d. Process Data Sheets for new PRVs, control valves and instruments.
e. Process issue P&IDs (red marked).
f. Red marked Project issue P&IDs (mechanized).
g. Official Project issue P&IDs, Line List, Tie-in List, Equipment List.
h. Cause & Effect Diagram and HSE Data sheets as applicable.
i. Cost estimation update report.
j. Plot plan
For section (d)
- Basic design for utilization of existing, currently out of service Reformate Splitter (Unit 4800) as de-isopentanizer at Unit 4600 Aspropyrgos Industrial Complex (TIP Unit) feed
- Adequacy checking for existing equipment / instrumentation /
- Cost estimation for the proposed modifications
Our Services
- Basic Design
- Project Management Services
- Cost and Budget estimation
- Project Control
Description
Basic Design for the implementation of
- HAZOP recommendations concerning Catalytic Reformer Unit (U-3300), Amine Recovery Unit (U-3500), CDUs (U-2100, U-2000), Naphtha Hydrotreater-1 (U-3200) and Diesel Hydrodesulphurization Unit (U-3400)
- Necessary modifications of pressure safety valves (PSVs) in MEROX (U- 550). CDUs (U-2100, U-2000), VDU (U-3100), Sour Water Stripper Unit (U-3800) at increased capacity conditions
- Energy Efficiency recommendations in Naphtha Hydrotreater-2 Unit (U-2200). Diesel Hydrodesulphurization Unit (U-2400), Mild Hydrocracker Unit (U-4000) & FCC (U-4100)
- Reformate Splitter's (N-4801) utilization as de-isopentanizer at the feed of lsomerization Unit (U-4600)
