Workshop Pengoptimalan AI
25-28 Februari 2025
Nusantara Power Services | Akhmad Guntar
Few Shot Prompting adalah teknik memberikan beberapa contoh (shots) kepada AI untuk menunjukkan pola atau format yang diinginkan sebelum memberikan tugas utama.
Dengan memberikan 2-3 contoh kasus serupa beserta jawaban yang diharapkan, AI dapat lebih memahami konteks dan menghasilkan output yang lebih sesuai dengan kebutuhan.
Berikut adalah contoh-contoh kasus untuk berbagai departemen:
<contoh_1>
Input:
Nama: Budi Santoso
Posisi: Operator CCR
Assessment Results:
- Technical: 75/100
- Safety: 85/100
- Leadership: 65/100
- Communication: 80/100
Output:
{
"strengths": ["Safety awareness", "Communication skills"],
"areas_for_improvement": ["Leadership capabilities", "Technical knowledge"],
"recommended_training": [
"Advanced DCS Operation",
"Basic Leadership for Operators"
],
"development_timeline": "6 months",
"mentoring_needs": "Assign senior operator as mentor"
}
</contoh_1>
<contoh_2>
Input:
Nama: Sarah Wijaya
Posisi: Supervisor Maintenance
Assessment Results:
- Technical: 90/100
- Safety: 90/100
- Leadership: 75/100
- Communication: 70/100
Output:
{
"strengths": ["Technical expertise", "Safety mindset"],
"areas_for_improvement": ["Team communication", "Delegation skills"],
"recommended_training": [
"Effective Communication for Leaders",
"Advanced People Management"
],
"development_timeline": "3 months",
"mentoring_needs": "Executive coaching program"
}
</contoh_2>
<tugas>
Berikan evaluasi untuk:
Nama: Ahmad Riyadi
Posisi: Engineer Pemeliharaan
Assessment Results:
- Technical: 85/100
- Safety: 70/100
- Leadership: 80/100
- Communication: 85/100
</tugas>
<contoh_1>
Input:
Lokasi: PLTU Unit 2
Jenis: Near Miss
Deskripsi: Operator hampir tersengat listrik saat melakukan pemeriksaan panel karena isolasi kabel yang rusak
Output:
{
"risk_level": "High",
"root_causes": [
"Inadequate maintenance schedule",
"Missing pre-job inspection",
"Worn out insulation"
],
"immediate_actions": [
"Replace damaged cables",
"Inspect all similar panels",
"Issue safety alert"
],
"preventive_measures": [
"Update PM checklist",
"Enhance LOTO procedure",
"Refresh electrical safety training"
],
"verification_method": "Weekly safety audit"
}
</contoh_1>
<contoh_2>
Input:
Lokasi: Coal Handling System
Jenis: Incident
Deskripsi: Contractor terpeleset di coal yard setelah hujan, mengalami minor injury
Output:
{
"risk_level": "Medium",
"root_causes": [
"Slippery surface post-rain",
"Inadequate drainage",
"Improper footwear"
],
"immediate_actions": [
"Install anti-slip mats",
"Improve drainage system",
"Update PPE requirements"
],
"preventive_measures": [
"Regular yard maintenance",
"Contractor safety briefing",
"Weather warning system"
],
"verification_method": "Daily yard inspection"
}
</contoh_2>
<tugas>
Analisis insiden berikut:
Lokasi: Cooling Water Pump
Jenis: Near Miss
Deskripsi: Teknisi mekanik hampir terkena semburan air panas saat membuka valve karena prosedur isolasi tidak diikuti dengan benar
</tugas>
<contoh_1>
Input:
Tender: Overhaul Turbin
Vendor Evaluasi:
- PT ABC Power
* Harga: 8.5M
* Pengalaman: 12 tahun
* Tenaga Ahli: 15 orang
* Performance Record: 90%
- PT XYZ Engineering
* Harga: 7.2M
* Pengalaman: 5 tahun
* Tenaga Ahli: 8 orang
* Performance Record: 85%
Output:
{
"rekomendasi": "PT ABC Power",
"analisis": {
"technical_score": 85,
"commercial_score": 75,
"total_score": 82,
"key_strengths": [
"Track record proven",
"Tenaga ahli memadai",
"Experience dengan unit serupa"
],
"risks": [
"Premium price vs competitor",
"Resource availability during peak season"
]
},
"mitigasi": [
"Price negotiation target 5%",
"Lock resource commitment in contract",
"Detailed milestone payment terms"
],
"alternatif": "PT XYZ sebagai backup dengan syarat additional expert"
}
</contoh_1>
<contoh_2>
Input:
Tender: Chemical Water Treatment
Vendor Evaluasi:
- PT Chemical Solution
* Harga: 2.1M
* Pengalaman: 8 tahun
* Technical Compliance: 95%
* Delivery Performance: 88%
- PT Water Tech
* Harga: 2.3M
* Pengalaman: 15 tahun
* Technical Compliance: 100%
* Delivery Performance: 95%
Output:
{
"rekomendasi": "PT Water Tech",
"analisis": {
"technical_score": 90,
"commercial_score": 85,
"total_score": 88,
"key_strengths": [
"Full technical compliance",
"Proven delivery performance",
"Extensive experience"
],
"risks": [
"Higher price point",
"Limited local stock"
]
},
"mitigasi": [
"Negotiate consignment stock",
"Volume-based pricing scheme",
"Quarterly performance review"
],
"alternatif": "PT Chemical Solution dengan syarat performance bond"
}
</contoh_2>
<tugas>
Evaluasi tender berikut:
Tender: Jasa Pemeliharaan Conveyor
Vendor Evaluasi:
- PT Belt Systems
* Harga: 1.8M
* Pengalaman: 10 tahun
* Technical Compliance: 90%
* Safety Record: 95%
- PT Conveyor Indo
* Harga: 1.5M
* Pengalaman: 7 tahun
* Technical Compliance: 85%
* Safety Record: 90%
</tugas>
<contoh_1>
Input:
Material: Bearing SKF 23156
Data Inventory:
- Current Stock: 4 units
- Usage 12 bulan: 8 units
- Lead Time: 3 bulan
- Unit Cost: $5,000
- Criticality: High
- Storage Cost: 15%/tahun
Output:
{
"inventory_strategy": {
"min_stock": 2,
"max_stock": 6,
"reorder_point": 3,
"order_quantity": 4,
"safety_stock": 2
},
"cost_analysis": {
"holding_cost": "$4,500/tahun",
"stockout_risk_cost": "$25,000/event",
"optimal_order_cost": "$20,000/order"
},
"recommendations": [
"Implement min-max control",
"Setup vendor consignment",
"Weekly stock review"
],
"risk_mitigation": [
"Alternative vendor qualification",
"Cross-reference parts listing",
"Emergency delivery contract"
]
}
</contoh_1>
<contoh_2>
Input:
Material: Filter Cartridge
Data Inventory:
- Current Stock: 50 units
- Usage 12 bulan: 200 units
- Lead Time: 1 bulan
- Unit Cost: $100
- Criticality: Medium
- Storage Cost: 10%/tahun
Output:
{
"inventory_strategy": {
"min_stock": 20,
"max_stock": 80,
"reorder_point": 30,
"order_quantity": 50,
"safety_stock": 10
},
"cost_analysis": {
"holding_cost": "$500/tahun",
"stockout_risk_cost": "$1,000/event",
"optimal_order_cost": "$5,000/order"
},
"recommendations": [
"Implement Kanban system",
"Quarterly supplier review",
"ABC analysis implementation"
],
"risk_mitigation": [
"Local supplier development",
"Bulk purchase discount",
"VMI program exploration"
]
}
</contoh_2>
<tugas>
Analisis material berikut:
Material: V-Belt Gates 3V710
Data Inventory:
- Current Stock: 10 units
- Usage 12 bulan: 30 units
- Lead Time: 2 bulan
- Unit Cost: $150
- Criticality: Medium
- Storage Cost: 12%/tahun
</tugas>
<contoh_1>
Input:
Unit: PLTU Unit 1
Period: Q3 2024
Data:
- O&M Budget: 12.5M
- Actual Spend: 13.8M
- Major Categories:
* Spare Parts: +800K
* Chemicals: +200K
* Contractors: +300K
Output:
{
"variance_analysis": {
"total_variance": "+1.3M (10.4%)",
"significant_items": [
{
"category": "Spare Parts",
"variance": "+800K",
"root_causes": [
"Emergency bearing replacement",
"Unplanned pump overhaul",
"Price escalation on imports"
]
},
{
"category": "Contractors",
"variance": "+300K",
"root_causes": [
"Additional scope in maintenance",
"Overtime during forced outage"
]
}
]
},
"recommendations": [
"Enhance preventive maintenance",
"Review contractor rate structure",
"Implement spare parts pooling"
],
"kpi_impacts": {
"budget_performance": "Below target",
"cost_per_kwh": "+5%",
"maintenance_ratio": "+8%"
}
}
</contoh_1>
<contoh_2>
Input:
Unit: PLTGU Block 1
Period: Q4 2024
Data:
- O&M Budget: 15M
- Actual Spend: 14.2M
- Major Categories:
* Fuel: -500K
* Maintenance: -200K
* Labor: -100K
Output:
{
"variance_analysis": {
"total_variance": "-800K (5.3%)",
"significant_items": [
{
"category": "Fuel",
"variance": "-500K",
"root_causes": [
"Improved heat rate",
"Lower dispatch hours",
"Optimized startup procedure"
]
},
{
"category": "Maintenance",
"variance": "-200K",
"root_causes": [
"Deferred non-critical maintenance",
"In-house repairs vs contractor"
]
}
]
},
"recommendations": [
"Document efficiency improvements",
"Review maintenance deferrals",
"Update budget baseline"
],
"kpi_impacts": {
"budget_performance": "Above target",
"cost_per_kwh": "-3%",
"maintenance_ratio": "-5%"
}
}
</contoh_2>
<tugas>
Analisis data berikut:
Unit: PLTU Unit 2
Period: Q1 2025
Data:
- O&M Budget: 13M
- Actual Spend: 14.5M
- Major Categories:
* Maintenance: +900K
* Chemicals: +400K
* Labor: +200K
</tugas>