Ride the Storm: Navigating Through Unstable Periods / Katerina Rudko (Belka G...
GPU Analysis
1. GROUND POWER UNIT (GPU) ANALYSIS
ARINTA H. WIJAYA
H
-JKTOSGA-
JULY 2011
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2. GPU Analysis OVERVIEW
GPU USAGE
• Fuel Saving by implement FCP
• APU Life Saving
• Significant Cost Saving
ANALYSYS
• Calculate GPU needed for RON (Night Rest)
• Calculate GPU needed for Ex-RON (Before Departure)
• Calculate GPU needed during prolonged transit
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• Identify GPU usage peak time and number of GPU needed
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3. GPU Analysis ANALYSIS
ASSUMPTION
• Analysis based on GA and CT’s biweekly schedule
• Biweekly schedule used for period 01-15 July 2011
• Analyze for CGK, DPS, UPG, and SUB station
RON ANALYSIS
• Analyze based on Arrival Station and Standard Time Arrival
• The last flight and the next flight should be in different date
• The interval between those flight > 3 Hours
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• GPU usage assumption 2 hours
• Sample Result
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4. GPU Analysis ANALYSIS
BEFORE DEPARTURE ANALYSIS
• Analyze based on Departure Station and Standard Time Departure
• GPU usage assumption 2 hours for W/B and 1.5 hours for N/B A/C before STD
• Sample Result
TRANSIT ANALYSIS
• A l
Analyze based on Arrival St ti and St d d Ti
b d A i l Station d Standard Time A i l
Arrival
• GPU usage assumption 2 hours for W/B Aircraft
• Sample Result
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5. GPU Analysis RESULT
CGK STATION
RON CGK TRANSIT CGK
7
20
19 6
18 5
NO Of A/C
NO of A/C
17 4
16 3
15 2
14
1
13
12 0
Sat Sun Mon Tue Wed Thu Fri Sat Sun Mon Tue Wed Thu Fri
DAY DAY
BEFORE DEPARTURE CGK
24
23
22
21
• Max GPU usage : 23
NO of A/C
20
19 • Time Period of Max GPU Usage :
18
17
16 05.00 06.00
05 00 – 06 00 WIB
15
Sun Mon Tue Wed Thu Fri Sat
DAY
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6. GPU Analysis RESULT
DPS STATION
RON DPS TRANSIT DPS
6 4
5
3
4
NO of A/C
NO of A/C
3 2
2
1
1
0 0
Sat Sun Mon Tue Wed Thu Fri Sat Sun Mon Tue Wed Thu Fri
DAY DAY
BEFORE DEPARTURE DPS
5
4
• Max GPU usage : 5
NO of A/C
3
2 • Time Period of Max GPU Usage :
1
22.00 23.00
22 00 – 23 00 WITA
0
Sun Mon Tue Wed Thu Fri Sat
DAY
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7. GPU Analysis RESULT
UPG RESULT
RON UPG BEFORE DEPARTURE UPG
4 4
3 3
NO of A/C
NO of A/C
2 2
1 1
0 0
Sat Sun Mon Tue Wed Thu Fri Sun Mon Tue Wed Thu Fri Sat
DAY DAY
• Max GPU usage : 3
• Time Period of Max GPU Usage : 22.00 – 23.00 WITA & 05.00 – 06.00 WITA
• GPU Usage for Transit : 0
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8. GPU Analysis RESULT
RESULT SUB
RON SUB BD SUB
6 7
5 6
4 5
NO of A/C
NO of A/C
4
3
3
2 2
1 1
0 0
Sat Sun Mon Tue Wed Thu Fri Sun Mon Tue Wed Thu Fri Sat
DAY DAY
• Max GPU usage : 6
• Time Period of Max GPU Usage : 05.00 – 06.00 WIB
• GPU Usage for Transit : 0
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• Calculation include Citilink A/C
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