From URS to PQ VOMP3011
Topic-2: URS Instructions
1 High Level Performance Requirements
Use the following to help generate the URS detail:
• Process Flow
• Process Descriptions
2 Operational Process Requirements
2-1 Functions
List the functional requirements that enable the system to perform, such as:
• Business • Process
• Cleaning
• Calculations / algorithms
• Error handling
2-2 Technical /Automation and Control
• Start-up requirements
• Shutdown requirements
• Failover requirements
• Capacity requirements
• Hardware Requirements
• Software Requirements
• Efficiency requirements
2-3 Interfaces
• Interface with users
• Interface with other equipment and IT systems
2-4 Environment
• Layout
• Physical conditions
• Physical Security
• Power requirements (UPS)
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3 Equipment Design
• Construction Design
• Services & Utilities
• Materials of Construction
• Material finishes
• Lubricants
• EHSS
• Access, Maintenance
4 Instrument Design
• Tolerances
• Calibration
• Procedures
• Tagging
5 Constraints
• Compatibility issues with existing systems
• Statutory obligations
• System availability
• Documentation requirements
• Training,
• Maintenanc
• Ongoing support
• Upgrades
• Warranty expectations.
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