Elixir Engineering was awarded to perform Structural Calculation and Piping Stress Analysis for 9 Nos. of Deluge Skids for TYCO Fire & Security UAE LLC.
Project Objective
- ADNOC intends to install Deluge Skids for the ongoing project of “Buhasa Firewater Network Replacement”.
- ADNOC awarded the project to M/s Progetti Europa & Global (PEG) & Equilibrium Engineering Consultancy. M/s Progetti Europa & Global (PEG) invited vendors and awarded the Contract for installation of 9 Deluge Skids to M/s TYCO Fire & Security UAE LLC.
- Structural and Piping stability analysis of the deluge skids were performed by Elixir Engineering for TYCO Fire & Security UAE LLC.
Scope of Work for Engineering Studies:
- To perform Piping Stress Analysis
- To perform Structural design calculation and GA drawing modification
- To perform Fusible Loop Calculation
Execution Methodology:
- P&ID and GA Drawing Review
- Review of P&ID: Examine the Process and Instrumentation Diagram (P&ID) for completeness and accuracy.
- Preliminary GA Drawing Review: Assess the General Arrangement (GA) drawing to verify layout and specifications.
- Fusible Loop Calculations and Instrumentation Requirements
- Fusible Loop Calculation: Calculate fusible loop parameters and confirm design accuracy.
- Orifice Sizing: Determine the appropriate orifice size based on deluge valve actuation needs.
- Instrument Gas Requirement: Evaluate and specify the instrument gas requirements for optimal system operation.
- Tie-in and Material Specifications Review
- Tie-in Schedule Review: Review tie-in schedule to ensure compatibility with project requirements.
- Material Specification Review: Check piping and structural material specifications to ensure compliance with project standards.
- Input Requirement Sheet Preparation
- Collection of Pipe Nozzle Load Data: Prepare input sheets to collect connecting pipe nozzle loads from the skid battery limit.
- Isometric and Anchor Point Data Collection
- Connecting Pipe Data Review: Gather data from isometric drawings up to the first anchor point for analysis.
- Pipe Modeling in CAESAR II Software
- Model Creation: Model pipes in CAESAR II as per the preliminary GA drawing.
- Fluid and Material Properties Definition: Input fluid and material properties per project specifications.
- External Load Conditions: Define wind load, seismic parameters, and other load conditions based on project design.
- Stress Analysis and Support Validation
- Support Definition and Details: Specify types and details of pipe supports.
- Stress Analysis Execution: Perform stress analysis under thermal, sustained, occasional, and transportation loads.
- Support Location Validation: Verify pipe loads at all support locations and node points.
- Deflection and Stress Compliance: Ensure pipe deflection and stress values are within allowable limits.
- Re-evaluation for Exceeded Limits: If limits are exceeded, adjust support and routing arrangements and reanalyze.
- Anchor Point Finalization
- Anchor Point Definition: Establish the first anchor point based on the connecting nozzle loads, both inside and outside the skid.
- Stress and Load Summary Extraction
- Summary Preparation: Generate stress summary and restraint summary, including input echo for client submission.
- GA Drawing Updates
- Incorporate Piping and Support Adjustments: Update the GA drawing to reflect piping and pipe support arrangements based on analysis.
- Structural Load Integrity Check
- Piping Load Verification: Gather piping loads and verify integrity for structural stability (empty, operating, and test conditions).
- Structural Modeling in STAAD Pro Software
- Structural Member Modeling: Model structural members as per GA drawing in STAAD Pro.
- Piping Load Application: Define axial, vertical, and friction loads on support locations.
- External Load Definition: Apply external load conditions, including wind and seismic parameters.
- Structural Analysis and Recommendations
- Structural Analysis Execution: Conduct structural analysis to evaluate deflection, torsion, and induced stresses.
- Stabilization Recommendations: Suggest modifications, such as member reinforcement, wear plates, or additional bracing, for design-life stability.
- Lifting and Anchor Design Calculations
- Lifting Lug Analysis: Perform lifting lug calculations to ensure safe lifting and handling.
- Shackle and Lifting Philosophy: Define shackle sizes and lifting methodology.
- Anchor Bolt Design: Calculate and analyze anchor bolt requirements for secure attachment.
- Report Compilation and Submission
- Report Preparation: Compile a comprehensive report, summarizing results from stress and structural analyses, including software outputs.
- Final Drawing Submission: Submit the updated GA drawing and analysis report based on study recommendations.
Deliverables:
Our comprehensive analysis and design services provide the following key deliverables, ensuring a complete and accurate foundation for your project’s piping and structural requirements:
- Detailed Piping Stress Analysis Report
A thorough, data-backed report detailing the stress analysis conducted on piping systems. This report includes calculations, load summaries, deflection checks, and compliance verification against project specifications, ensuring all piping stress levels remain within safe limits.
- Detailed Structural Design Calculation Report
This report covers the structural integrity assessment, including detailed calculations for structural members, anchor points, load conditions, and safety factors. Our analysis validates stability under various load scenarios to support long-term structural performance.
- Piping Stress Isometric Drawings
Comprehensive isometric drawings illustrating the piping layout with identified stress points, support locations, and load summaries. These drawings provide a visual, precise reference to streamline installation and maintenance processes.
- Structural and Piping GA Drawings with Recommendations
General Arrangement (GA) drawings for both structural and piping elements, complete with expert recommendations based on stress and load findings. These deliverables guide effective design modifications, ensuring robust support and alignment with design-life expectations.
Each deliverable is meticulously prepared to support the safety, functionality, and longevity of your system, aligning with your project’s unique requirements and industry standards.
Conclusion
In conclusion, the structural calculation and piping stress analysis for the nine deluge skids for Tyco Fire & Security UAE LLC demonstrate our commitment to safety, compliance, and engineering excellence. By utilizing advanced modeling techniques and thorough validation processes, we ensure that our designs meet stringent industry standards while providing reliable performance in critical fire protection systems.
