Workshop AI Prompting: Thinking Step by Step

<employee_data>
Nama: Budi Santoso
Posisi: Operator Senior
Masa Kerja: 5 tahun

Performance Metrics:
- Technical Skills: 85%
- Safety Compliance: 90%
- Team Leadership: 75%
- Initiative: 80%

Training History:
- Basic Operations (2020)
- Advanced Troubleshooting (2022)
- Leadership Fundamentals (2023)
</employee_data>

<analysis_steps>
1. Evaluasi Kinerja Saat Ini:
   - Analisis KPI scores
   - Review historical performance
   - Identify strength areas
   - Note improvement needs

2. Gap Analysis:
   - Compare against job requirements
   - Assess leadership readiness
   - Review technical competencies
   - Evaluate soft skills

3. Development Needs:
   - List priority areas
   - Identify skill gaps
   - Define learning objectives
   - Consider career path

4. Resource Assessment:
   - Available training programs
   - Mentoring opportunities
   - On-job learning options
   - External courses

5. Action Plan Development:
   - Set SMART goals
   - Define timeline
   - Allocate resources
   - Plan evaluation methods
</analysis_steps>

<expected_output>
1. Performance Summary
2. Development Priorities
3. Recommended Actions
4. Timeline & Milestones
5. Success Metrics
</expected_output>

<incident_data>
Tanggal: 15 Feb 2025
Lokasi: Cooling Tower Area
Tipe: Near Miss
Deskripsi: Teknisi hampir terpeleset saat melakukan inspeksi karena genangan air

Initial Actions:
- Area dibarricade
- Warning sign dipasang
- Supervisor dinotifikasi
</incident_data>

<investigation_steps>
1. Data Collection:
   - Gather witness statements
   - Review CCTV footage
   - Check maintenance records
   - Review weather conditions

2. Root Cause Analysis:
   - Apply 5-Why method
   - Identify contributing factors
   - Review similar incidents
   - Check existing controls

3. Risk Assessment:
   - Evaluate potential severity
   - Calculate probability
   - Consider exposure level
   - Assess existing barriers

4. Control Evaluation:
   - Review current procedures
   - Check equipment condition
   - Assess training adequacy
   - Evaluate supervision

5. Recommendations:
   - Engineering controls
   - Administrative measures
   - PPE requirements
   - Training needs
</investigation_steps>

<deliverables>
1. Investigation Report
2. Root Cause Analysis
3. Corrective Actions
4. Preventive Measures
5. Implementation Timeline
</deliverables>

<vendor_data>
Kebutuhan: Spare Part Turbin
Budget: 500 juta
Timeline: Delivery dalam 3 bulan

Vendor Shortlist:
1. PT Alpha Engineering
   - Quote: 480 juta
   - Delivery: 12 minggu
   - Payment terms: 30/70
   - OEM Authorized

2. PT Beta Solutions
   - Quote: 450 juta
   - Delivery: 14 minggu
   - Payment terms: 50/50
   - Non-OEM, berpengalaman

3. PT Gamma Industries
   - Quote: 520 juta
   - Delivery: 10 minggu
   - Payment terms: 20/80
   - OEM Authorized
</vendor_data>

<evaluation_steps>
1. Technical Evaluation:
   - Part specifications
   - Quality certifications
   - Manufacturing capability
   - Track record
   - After-sales support

2. Commercial Analysis:
   - Price comparison
   - Payment terms
   - Total cost of ownership
   - Financial stability
   - Warranty coverage

3. Risk Assessment:
   - Delivery reliability
   - Quality assurance
   - Supply chain risks
   - Compliance issues
   - Business continuity

4. Vendor Comparison:
   - Create scoring matrix
   - Weight criteria
   - Calculate total scores
   - Rank vendors
   - Document justification

5. Reference Check:
   - Contact references
   - Verify performance
   - Check compliance
   - Review complaints
   - Assess reputation
</evaluation_steps>

<decision_output>
1. Vendor Rankings
2. Selection Justification
3. Risk Mitigation Plan
4. Contract Recommendations
5. Performance Metrics
</decision_output>

<inventory_data>
Kategori: Critical Turbine Spares
Period: Jan-Dec 2024

Items Analysis:
1. Bearing Sets
   - Stock: 3 sets
   - Usage: 4 sets/year
   - Lead Time: 16 weeks
   - Cost: 300 juta/set
   
2. Control Valves
   - Stock: 2 units
   - Usage: 2 units/year
   - Lead Time: 20 weeks
   - Cost: 250 juta/unit
</inventory_data>

<optimization_steps>
1. Demand Analysis:
   - Historical consumption
   - Seasonality patterns
   - Emergency usage
   - Project requirements
   - Growth forecast

2. Stock Level Optimization:
   - Min/max levels
   - Reorder points
   - Safety stock
   - Economic order quantity
   - Storage capacity

3. Lead Time Management:
   - Supplier capability
   - Transportation options
   - Custom clearance
   - Internal processes
   - Buffer periods

4. Cost Optimization:
   - Carrying costs
   - Ordering costs
   - Stock-out costs
   - Transportation costs
   - Storage costs

5. Risk Assessment:
   - Supply chain disruption
   - Obsolescence risk
   - Price volatility
   - Quality issues
   - Vendor reliability
</optimization_steps>

<deliverables>
1. Inventory Strategy
2. Order Schedule
3. Cost Optimization Plan
4. Risk Mitigation Steps
5. Performance Metrics
</deliverables>

<operational_data>
Unit: Gas Turbine Unit 1
Time: 15 Feb 2025, 10:00

Current Parameters:
- Load: 180 MW
- GT Exhaust Temp: 538°C
- Compressor Ratio: 15.2
- Fuel Flow: 45 MMSCFD
- NOx: 25 ppm

Ambient Conditions:
- Temperature: 32°C
- Humidity: 85%
- Barometric: 1013 mbar
</operational_data>

<analysis_steps>
1. Performance Review:
   - Compare vs design values
   - Check operating limits
   - Monitor trends
   - Identify deviations
   - Calculate efficiencies

2. Parameter Analysis:
   - Temperature relationships
   - Pressure ratios
   - Flow characteristics
   - Heat rate calculation
   - Emissions levels

3. Constraint Evaluation:
   - Operating limits
   - Environmental limits
   - Grid requirements
   - Fuel restrictions
   - Equipment conditions

4. Optimization Analysis:
   - IGV positioning
   - Fuel/air ratio
   - Cooling flows
   - Steam injection
   - Combustion tuning

5. Action Planning:
   - Parameter adjustments
   - Monitoring points
   - Control settings
   - Alarm reviews
   - Documentation updates
</analysis_steps>

<output_required>
1. Performance Summary
2. Optimization Steps
3. Operating Guidelines
4. Monitoring Plan
5. Expected Benefits
</output_required>

<equipment_data>
Equipment: Boiler Feed Pump
Type: Horizontal Split Case
Capacity: 1000 m3/h
Speed: 2980 rpm

Vibration Readings:
- Inboard Bearing: 9.2 mm/s
- Outboard Bearing: 7.8 mm/s
- Axial: 4.5 mm/s
- Dominant Freq: 1X

Operating Parameters:
- Suction Press: 2.1 kg/cm2
- Discharge Press: 85 kg/cm2
- Flow: 850 m3/h
</equipment_data>

<analysis_steps>
1. Data Collection:
   - Vibration spectrum
   - Phase readings
   - Operating parameters
   - Maintenance history
   - Baseline data

2. Vibration Analysis:
   - Amplitude evaluation
   - Frequency analysis
   - Phase relationship
   - Trend comparison
   - Pattern recognition

3. Root Cause Analysis:
   - Mechanical factors
   - Hydraulic conditions
   - Structural issues
   - Operating conditions
   - Maintenance factors

4. Failure Mode Assessment:
   - Bearing conditions
   - Alignment status
   - Balance condition
   - Foundation integrity
   - Coupling status

5. Solution Development:
   - Immediate actions
   - Short-term fixes
   - Long-term solutions
   - Preventive measures
   - Monitoring requirements
</analysis_steps>

<recommendations>
1. Corrective Actions
2. Implementation Steps
3. Required Resources
4. Timeline
5. Success Criteria
</recommendations>

<transformer_data>
Equipment: Main Transformer GT-1
Rating: 500 MVA, 21/525 kV
Age: 15 years
Last Major Maintenance: 2022

Test Results:
1. Dissolved Gas Analysis (DGA):
   - H2: 150 ppm
   - CH4: 180 ppm
   - C2H2: 2 ppm
   - C2H4: 145 ppm
   - CO: 450 ppm
   
2. Oil Quality:
   - Moisture: 18 ppm
   - Acidity: 0.15 mgKOH/g
   - BDV: 48 kV
   - IFT: 28 mN/m
   
3. Electrical Tests:
   - Winding Resistance: +2% change
   - Tan Delta: 0.6%
   - Core Insulation: 2 GΩ
</transformer_data>

<analysis_steps>
1. DGA Interpretation:
   - Calculate gas ratios
   - Compare with IEEE limits
   - Identify fault patterns
   - Check generation rates
   - Assess severity

2. Oil Quality Assessment:
   - Compare with standards
   - Evaluate degradation
   - Check moisture trends
   - Assess contamination
   - Review aging indicators

3. Electrical Test Analysis:
   - Compare with baseline
   - Check deviation trends
   - Evaluate insulation
   - Assess power factor
   - Review core condition

4. Risk Assessment:
   - Identify failure modes
   - Calculate risk levels
   - Review criticality
   - Check redundancy
   - Assess consequences

5. Recommendations Development:
   - Maintenance actions
   - Monitoring frequency
   - Operating restrictions
   - Spare parts needs
   - Long-term strategy
</analysis_steps>

<deliverables>
1. Condition Assessment
2. Risk Evaluation
3. Maintenance Plan
4. Operating Guidelines
5. Monitoring Strategy
</deliverables>

<control_system_data>
System: Turbine Governor
Issue: Speed fluctuation ±2%
Duration: Last 48 hours

Parameters:
- Speed Setpoint: 3000 rpm
- Actual Speed: 2940-3060 rpm
- Valve Position: 65-75%
- Load: 160-180 MW

Alarms:
- Speed deviation high
- Governor hunting
- Valve position oscillation
</control_system_data>

<troubleshooting_steps>
1. Initial Data Collection:
   - Trend analysis
   - Alarm history
   - Parameter correlation
   - System changes
   - Operating conditions

2. Signal Verification:
   - Speed sensor inputs
   - Feedback signals
   - Control outputs
   - Valve response
   - System stability

3. Control Loop Analysis:
   - PID parameters
   - Response time
   - Dead band settings
   - Gain adjustments
   - Stability margins

4. Hardware Assessment:
   - Sensor condition
   - Valve mechanics
   - Hydraulic system
   - Electrical connections
   - Controller status

5. Root Cause Identification:
   - Mechanical issues
   - Control problems
   - Tuning requirements
   - System interactions
   - External factors
</troubleshooting_steps>

<action_plan>
1. Immediate Fixes
2. Parameter Adjustments
3. Component Replacements
4. Testing Procedures
5. Monitoring Requirements
</action_plan>

<performance_data>
Unit: Combined Cycle Block 1
Period: Last 3 months

Key Parameters:
- Gross Heat Rate: 7250 kJ/kWh
- Net Output: 650 MW
- GT Exhaust Temp: 585°C
- HRSG Steam Temp: 540°C
- Condenser Vacuum: 0.085 bar

Design Values:
- Design Heat Rate: 7000 kJ/kWh
- Rated Output: 660 MW
- Reference Conditions at ISO
</performance_data>

<analysis_steps>
1. Performance Calculation:
   - Heat rate deviation
   - Output shortfall
   - Efficiency losses
   - Correction factors
   - Baseline comparison

2. Component Analysis:
   - Gas turbine performance
   - HRSG effectiveness
   - Steam cycle efficiency
   - Auxiliary power
   - Balance of plant

3. Loss Assessment:
   - Thermal losses
   - Mechanical losses
   - Electrical losses
   - Auxiliary consumption
   - Process inefficiencies

4. Impact Quantification:
   - Fuel cost impact
   - Revenue loss
   - Maintenance costs
   - Environmental impact
   - Capacity limitations

5. Optimization Planning:
   - Quick wins
   - Major improvements
   - Investment needs
   - Operational changes
   - Maintenance requirements
</analysis_steps>

<recommendations>
1. Immediate Actions
2. Short-term Improvements
3. Long-term Projects
4. Performance Targets
5. Monitoring Plan
</recommendations>

<monitoring_data>
Equipment: Boiler Feed Pump
Monitoring Period: 6 months

Condition Data:
1. Vibration Trend:
   - DE Bearing: 4.2 → 5.8 mm/s
   - NDE Bearing: 3.8 → 4.5 mm/s
   - Dominant freq: 1X running speed
   
2. Oil Analysis:
   - Fe content: 15 → 28 ppm
   - Cu content: 5 → 12 ppm
   - Viscosity: Within spec
   
3. Performance:
   - Flow: 98% → 95%
   - Efficiency: 82% → 78%
   - Power: +5% increase
</monitoring_data>

<analysis_steps>
1. Trend Evaluation:
   - Rate of change
   - Pattern recognition
   - Correlation analysis
   - Threshold comparison
   - Historical patterns

2. Failure Mode Analysis:
   - Symptom matching
   - Degradation models
   - Failure mechanisms
   - Contributing factors
   - Risk assessment

3. Prediction Modeling:
   - Statistical analysis
   - Remaining life
   - Failure probability
   - Confidence levels
   - Risk scenarios

4. Impact Assessment:
   - Production impact
   - Safety implications
   - Environmental risks
   - Maintenance costs
   - Replacement timing

5. Action Planning:
   - Monitoring frequency
   - Inspection needs
   - Maintenance timing
   - Resource requirements
   - Contingency plans
</analysis_steps>

<output_required>
1. Condition Assessment
2. Failure Prediction
3. Risk Evaluation
4. Maintenance Strategy
5. Resource Planning
</output_required>