Workshop Pengoptimalan AI
25-28 Februari 2025
Nusantara Power Services | Akhmad Guntar
Pemisahan data dan instruksi adalah teknik penting dalam prompting di mana kita memisahkan dengan jelas antara data yang akan diproses dan instruksi tentang bagaimana data tersebut harus ditangani.
Dengan menggunakan tag XML atau pembatas lainnya, kita dapat memastikan AI memahami dengan tepat bagian mana yang merupakan data dan bagian mana yang merupakan instruksi pengolahan.
Berikut adalah contoh-contoh kasus untuk berbagai departemen:
<data>
Nama: Ahmad Suryadi
Posisi: Operator Pembangkit
Masa Kerja: 3 tahun
KPI Scores:
- Technical Competency: 75%
- Safety Awareness: 85%
- Team Collaboration: 90%
- Initiative: 70%
Training History:
- Basic Operation (2022)
- Safety First (2023)
- Leadership Basics (2024)
</data>
<instruction>
1. Evaluasi kekuatan dan area pengembangan berdasarkan KPI
2. Identifikasi gap kompetensi
3. Sarankan program pengembangan spesifik
4. Tentukan timeline dan metode evaluasi kemajuan
</instruction>
<output_format>
- Strength Analysis
- Development Areas
- Recommended Programs
- Timeline & Milestones
</output_format>
<incident_data>
Tanggal: 15 Feb 2025
Lokasi: Area Turbin Unit 2
Tipe: Near Miss
Kronologi:
- Teknisi melakukan inspeksi rutin
- Menemukan kebocoran minor pada sistem pelumas
- Tetesan oli terdeteksi di lantai
- Area sudah diberi tanda peringatan
Tindakan Awal:
- Pemasangan oil spill kit
- Penambahan rambu peringatan
- Penjadwalan perbaikan
</incident_data>
<analysis_parameters>
1. Risk Assessment (severity & probability)
2. Root Cause Analysis
3. Existing Control Evaluation
4. System Improvement Opportunities
</analysis_parameters>
<deliverables>
- Risk Matrix Position
- Contributing Factors
- Corrective Actions
- Preventive Measures
- Timeline Implementation
</deliverables>
<inventory_data>
Kategori: Critical Spares
Period: Jan-Dec 2024
Items:
1. Bearing SKF 7320
- Stock: 5 units
- Usage: 8 units/year
- Lead Time: 3 months
- Cost: $2,500/unit
2. Oil Filter GE-type
- Stock: 12 units
- Usage: 24 units/year
- Lead Time: 1 month
- Cost: $800/unit
</inventory_data>
<analysis_requirements>
1. Calculate optimal stock levels
2. Evaluate reorder points
3. Assess stock-out risks
4. Consider storage costs
</analysis_requirements>
<expected_output>
- Inventory Strategy
- Order Recommendations
- Cost Optimization Plan
- Risk Mitigation Steps
</expected_output>
<operational_data>
Unit: GT 2.1
Periode: 15 Feb 2025, 06:00-14:00
Parameters:
- Load: 180 MW
- Exhaust Temp: 535°C
- IGV Position: 84%
- Fuel Flow: 48 MMSCFD
Ambient Conditions:
- Temperature: 32°C
- Humidity: 85%
- Pressure: 1013 mbar
</operational_data>
<analysis_scope>
1. Performance evaluation
2. Parameter optimization
3. Efficiency analysis
4. Operating constraints check
</analysis_scope>
<required_output>
- Performance Assessment
- Optimization Recommendations
- Operating Guidelines
- Monitoring Points
</required_output>
<vibration_data>
Equipment: Steam Turbine
Location: DE Bearing
Date: 15 Feb 2025
Measurements:
- Overall: 4.2 mm/s RMS
- 1X: 2.8 mm/s @3000 RPM
- 2X: 0.8 mm/s
- Bearing Temp: 75°C
Historical Data:
- Last Month: 3.5 mm/s RMS
- Baseline: 2.8 mm/s RMS
</vibration_data>
<analysis_requirements>
1. Trend Analysis
2. Fault Pattern Recognition
3. Severity Assessment
4. Remaining Life Estimation
</analysis_requirements>
<deliverables>
- Condition Assessment
- Root Cause Analysis
- Maintenance Recommendations
- Monitoring Strategy
</deliverables>
<transformer_data>
Unit: Main Transformer GT 1
Rating: 500 MVA, 21/525 kV
Age: 12 years
Test Results:
- Dissolved Gas Analysis:
* H2: 150 ppm
* CH4: 120 ppm
* C2H2: 2 ppm
- Oil Quality:
* Moisture: 25 ppm
* Acidity: 0.15 mgKOH/g
* BDV: 45 kV
- Electrical Tests:
* Winding Resistance: Within limits
* Tan Delta: 0.5%
</transformer_data>
<analysis_criteria>
1. IEEE/IEC Standards Compliance
2. Trend Analysis (Last 3 Years)
3. Risk Assessment
4. Maintenance Strategy Review
</analysis_criteria>
<required_output>
- Condition Assessment Report
- Maintenance Recommendations
- Testing Schedule Update
- Risk Mitigation Plan
</required_output>
<control_system_data>
System: DCS Turbine Control
Loop: Speed/Load Control
Date: 15 Feb 2025
Performance Data:
- Response Time: 250ms
- Overshoot: 2.5%
- Settling Time: 1.2s
- Steady State Error: 0.3%
Calibration Data:
- Speed Sensor: -0.2% error
- Pressure Transmitter: +0.5% error
- Flow Meter: Within specs
</control_system_data>
<analysis_parameters>
1. Control Loop Performance
2. Instrument Accuracy
3. System Stability
4. Tuning Requirements
</analysis_parameters>
<deliverables>
- Performance Report
- Calibration Schedule
- Tuning Recommendations
- Maintenance Actions
</deliverables>
<monitoring_data>
Equipment: Feed Water Pump
Monitoring Period: Oct 2024 - Feb 2025
Parameters:
- Vibration Trend:
* Oct: 2.8 mm/s
* Nov: 3.2 mm/s
* Dec: 3.5 mm/s
* Jan: 4.1 mm/s
* Feb: 4.8 mm/s
- Bearing Temperature:
* Oct: 65°C
* Nov: 68°C
* Dec: 70°C
* Jan: 73°C
* Feb: 76°C
- Oil Analysis:
* Fe content: Increasing trend
* Water content: Stable
* Viscosity: Within limits
</monitoring_data>
<analysis_requirements>
1. Trend Pattern Analysis
2. Failure Mode Prediction
3. Remaining Useful Life Estimation
4. Risk Assessment
</analysis_requirements>
<expected_output>
- Health Assessment Report
- Failure Prediction Timeline
- Maintenance Recommendations
- Monitoring Strategy Update
</expected_output>
<water_quality_data>
System: HRSG Water Treatment
Date: 15 Feb 2025
Parameters:
- Boiler Feed Water:
* pH: 9.2
* Conductivity: 0.2 µS/cm
* Dissolved O2: 5 ppb
* Silica: 10 ppb
* Total Fe: 8 ppb
- Steam/Water Cycle:
* Phosphate: 2.5 ppm
* Hydrazine: 20 ppb
* Ammonia: 1.5 ppm
Chemical Usage:
- Phosphate consumption: 25 kg/month
- Oxygen scavenger: 40 L/month
</water_quality_data>
<analysis_scope>
1. ASME/VGB Guidelines Compliance
2. Treatment Effectiveness
3. Chemical Consumption Optimization
4. Corrosion Risk Assessment
</analysis_scope>
<required_output>
- Water Quality Report
- Treatment Recommendations
- Chemical Dosing Optimization
- Monitoring Program Update
</required_output>
<emission_data>
Unit: PLTU Unit 1
Period: Feb 2025
CEMS Data:
- NOx: 180 mg/Nm³
- SO2: 200 mg/Nm³
- Particulate: 25 mg/Nm³
- CO2: 800 kg/MWh
Control Systems:
- DeNOx efficiency: 85%
- FGD efficiency: 90%
- ESP performance: 99.5%
Compliance Limits:
- NOx: 200 mg/Nm³
- SO2: 250 mg/Nm³
- Particulate: 30 mg/Nm³
</emission_data>
<analysis_requirements>
1. Compliance Assessment
2. Control System Performance
3. Trend Analysis
4. Optimization Opportunities
</analysis_requirements>
<expected_output>
- Compliance Status Report
- Performance Optimization Plan
- Emission Reduction Strategy
- Monitoring Recommendations
</expected_output>