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PERHITUNGAN KUANTITASSISWANTO
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PROSEDUR YANG DIGUNAKAN UNTUK OPERASI SERAH TERIMA (CUSTODY TRANSFER) DI BERBAGAI NEGARA, PORT ATAU TERMINAL / INSTALASI BISA BERBEDA SATU DENGAN LAINNYA.UMUMSIS1207
TOV : TOTAL OBSERVED VOLUME.FRA : FLOATING ROOF ADJUSTMENT.CTSh: CORRECTION FOR TEMPERATURE OF TANK SHELL.FW: FREE WATER.GOV: GROSS OBSERVED VOLUME.VCF: VOLUME CORRECTION FACTOR.GSV: GROSS STANDARD VOLUME.WCF: WEIGHT CONVERSION FACTOR.GSW: GROSS STANDARD WEIGHT.ISTILAH DAN SINGKATAN SIS0307
S+W: SEDIMEN AND WATER.CSW: CORRECTION (FACTOR) FOR SEDIMENT AND WATER.NSV: NET STANDARD VOLUME.NSW: NET STANDARD WEIGHT.TCV: TOTAL CALCULATED VOLUME.
ISTILAH LAIN (TANPA PENYINGKATAN YANG BAKU):- REFERENCE HEIGHT.- OBSERVED HEIGHT ATAU MEASURED HEIGHT.- WET DENSITY DAN DRY DENSITY.- LOADED DAN DISCHARGED.ISTILAH DAN SINGKATAN SIS0307
PENEMPATAN DESIMAL BERIKUT INI (REKOMENDASI DARI API CHAPTER 12.1.1) DIGUNAKAN, SELAMA PROSEDUR PELAPORAN TIDAK BERTENTANGAN DENGAN PRAKTEK TERMINAL.PELAPORAN DESIMALSIS0307
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- TANK REFERENCE HEIGHT.- TANK MEASURED (OBSERVED) HEIGHT.- PRODUCTS DIP (INNAGE) ATAU ULLAGE (OUTAGE).- FREE WATER DIP.- TANK TEMPERATURE (OC / OF).- TANK DENSITY ATAU API GRAVITY.- S+W VOLUME %.- TANK AMBIENT TEMPERATURE.DATA LAPANGANSHORE TANKSSIS0307
- FOREWARD DAN AFTERWARD DRAFT.- LIST DEGREE (PORT OR STARBOARD).- TANK REFERENCE HEIGHT.- TANK MEASURED (OBSERVED) HEIGHT.- PRODUCTS DIP (INNAGE) ATAU ULLAGE (OUTAGE).- FREE WATER DIP.- TANK TEMPERATURE (OC / OF).- TANK DENSITY OR API GRAVITY.- S+W VOLUME %.DATA LAPANGANSHIP TANKSSIS0307
- DENSITY PADA TEMPERATUR STANDARD (15OC ATAU 60OF).- FLOATING ROOF ADJUSTMENT (FRA).- KOREKSI TEMPERATUR PADA TANK SHELL (CTSh), JIKA ADA.- TOTAL OBSERVED VOLUME (TOV).- FREE WATER VOLUME (FW).- GROSS OBSERVED VOLUME (GOV).- VOLUME CORRECTION FACTOR (VCF / CTL).- GROSS STANDARD VOLUME (GSV).DATA HASIL PERHITUNGANSHORE TANKSSIS0307
- SEDIMEN AND WATER (S+W) ATAU CORRECTION FOR SEDIMENT AND WATER (CSW). - NET STANDARD VOLUME (NSV).- WEIGHT CONVERSION FACTOR (WCF).- GROSS STANDARD WEIGHT (GSW).- NET STANDARD WEIGHT (NSW).- TOTAL CALCULATED VOLUME (TCV).DATA HASIL PERHITUNGANSHORE TANKSSIS0307
- VESSEL TRIM. - VESSEL TRIM CORRECTION.- VESSEL LIST CORRECTION.- DENSITY AT STANDARDS TEMPERATURE (15OC ATAU 60OF).- TOTAL OBSERVED VOLUME (TOV).- FREE WATER VOLUME (FW).- GROSS OBSERVED VOLUME (GOV).- VOLUME CORRECTION FACTOR (VCF / CTL).- GROSS STANDARD VOLUME (GSV).DATA HASIL PERHITUNGANSHIP TANKSSIS0307
- SEDIMEN AND WATER (S+W) ATAU CORRECTION UNTUK SEDIMENT AND WATER (CSW). - NET STANDARD VOLUME (NSV).- WEIGHT CONVERSION FACTOR (WCF).- GROSS STANDARD WEIGHT (GSW).- NET STANDARD WEIGHT (NSW).- TOTAL CALCULATED VOLUME (TCV).DATA HASIL PERHITUNGANSHIP TANKSSIS0307
DATA YANG TERBACA PADA TABEL SERINGKALI BERBEDA DENGAN ANGKA YANG MUNCUL, MAKA DIGUNAKAN INTERPOLASI LINIER DENGAN RUMUS SEBAGAI BERIKUT:
(X2 - X) (Y2 - Y1)Y = Y2 - ( ) (X2 - X1)INTERPOLASI LINIERSIS0307
FLOW CHART YANG MENJELASKAN VOLUME DAN BERAT YANG BERHUBUNGAN DENGAN FAKTOR KOREKSI DAN KONVERSI.FLOW CHARTSIS0307
FLOW CHART YANG MENJELASKAN VOLUME DAN BERAT YANG BERHUBUNGAN DENGAN FAKTOR KOREKSI DAN KONVERSI.FLOW CHARTSIS0307
FLOW CHARTSIS0307
D1 = (VD - (V2D2 + V3D3)) / V1
KETERANGAN:D = WET DENSITY.V = WET OIL VOLUME.D1 = DRY DENSITY.D2 = WATER DENSITY.D3 = SEDIMENT DENSITY.V1 = DRY OIL VOLUME. V2 = WATER VOLUME. V3 = SEDIMENT VOLUME. PERITUNGAN DRY DENSITY CATATAN:DRY DENSITY TIDAK UMUM UNTUK BANYAK NEGARA, PORT DAN TERMINAL.SIS0307
- TRIMMED BY STERN: AFTERWARD DRAFT DIKURANGI FORWARD DRAFT HASILNYA POSITIF.- TRIMMED BY HEAD: AFTERWARD DRAFT DIKURANGI FORWARD DRAFT HASILNYA NEGATIF.- TABEL KOREKSI TRIM ADA DALAM TABEL KALIBRASI TANKI KAPAL, DIGUNAKAN UNTUK MENGOREKSI DIP ATAU ULLAGE .- KOREKSI TRIM BISA POSITIF ATAU NEGATIF.KOREKSI TRIMSIS0307
- LIST BIASANYA DIBACA DARI INCLINOMETER.
- STATUS DARI LIST : OPORT, JIKA KAPAL CONDONG KE KIRI, OSTARBOARD, JIKA KAPAL CONDONG KE KANAN.
- TABEL KOREKSI LIST ADA DALAM TABEL KALIBRASI TANKI KAPAL, DIGUNAKAN UNTUK MENGOREKSI DIP ATAU ULLAGE .
- LIST CORRECTION BISA POSITIF ATAU NEGATIF.KOREKSI LISTSIS0307
V = (X2 x W) / 2E
KETERANGAN:X = ((( U - (D x E)) x E) + SE = TRIM / LBPV = VOLUME DARI OBQ/ROB.W = LEBAR TANKI.S = SOUNDING (LIQUID DIP READING).U = JARAK DIPPING POINT DAN AFT. BULKHEAD.TRIM = AFT. DRAFT - FWD. DRAFT.LBP = PANJANG KAPAL.WEDGE FORMULASIS0307
SATUAN DAN TABEL UNTUK PETROLEUMSIS0307
COSUM T-6
NO.UNITS / TABLESSYSTEM OF UNITS
METRICAMERICANBRITISH
1Linearmm - metresFt - InchFt - Inch
2TemperatureoCoFoF
3Pressurebar - kg/cm2psigpsig
4VolumeLitres - m3Barrels - US GallonsBarrels - Imp. Gallons
5WeightMetric TonsLong Tons - PoundsLong Tons - Pounds
6Density CorrectionTable 53A - (53)Table 5A - (5)Table 23A - (23)
7Density CorrectionTable 51Table 3Table 21
8Volume CorrectionTable 52Table 4Table 22
9Volume CorrectionTable 54A - (54)Table 6A - (6)Table 24A - (24)
10Weight CorrectionTable 56 - 57Table 11 - 13Table 29
CATATAN:SEMUA KALKULASI DALAM SISTEM YANG BERBEDA HARUSLAH
KONSISTEN DALAM UNIT DAN TABELNYA.
SATUAN DAN TABELUNTUK PRODUK PETROLEUMSIS0307
CO UNITS
NO.UNITS / TABLESSYSTEM OF UNITS
METRICAMERICANBRITISH
1Linearmm - metresFt - InchFt - Inch
2TemperatureoCoFoF
3Pressurebar - kg/cm2psigpsig
4VolumeLitres - m3Barrels - US GallonsBarrels - Imp. Gallons
5WeightMetric TonsLong Tons - PoundsLong Tons - Pounds
6Density CorrectionTable 53B - 53D - (53)Table 5B - 5D - (5)Table 23B - 23D - (23)
7Density CorrectionTable 51Table 3Table 21
8Volume CorrectionTable 52Table 4Table 22
9Volume CorrectionTable 54B - 54D - (54)Table 6B - 6D - (6)Table 24B - 24D - (24)
10Weight CorrectionTable 56 - 57Table 11 - 13Table 29
CATATAN:SEMUA KALKULASI DALAM SISTEM YANG BERBEDA HARUSLAH
KONSISTEN DALAM UNIT DAN TABELNYA.
KUANTITAS TANKI DARATSIS0307
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CONTOH: PERHITUNGAN TANKI DARATSIS0307
COFLR T-6
FLOATING ROOFUNITTANK NO. 1301-A
OPENING (T-6)OPENING (T-6A)REMARKS
1Reference Heightmm1750717507Tank Cap. Table
2Measured Heightmm1750517505Measurement
3ATG / Tank Remotemm1088110881Measurement
4GAUGE: Oil + Watermm1087710877Measurement
5GAUGE: Water onlymm00Measurement
6TemperatureOF90.090.0Measurement
7Total Observed VolumeBbls370476.70370476.70Tank Cap. Table
8Free WaterBbls0.000.00Tank Cap. Table
9CTSh0.99999660.9999966Tank Cap. Table
10Floating Roof AdjustmentBbls58.5058.50Tank Cap. Table
11Gross Observed VolumeBbls370533.94370533.94((7-8)x9)+10
12API40.340.3Analysis Data
13VCF: Table 6 / 6A0.985770.98484Table-6 / 6A
14Gross Standard VolumeBbls365261.24364916.6511 x 13
15WCF: Table 110.128580.12858Table-11
16Gross Standard WeightLong Tons46965.29046920.98314 x 15
17S+W % Volume0.050.05Analysis Data
18S+W VolumeBbls182.63182.4614 x17
19Net Standard VolumeBbls365078.61364734.1914 -18
20WCF: Table 110.128580.12858Table-11
21Net Standard WeightLong Tons46941.80846897.52219 x 20
COFLR T-6A
FLOATING ROOFUNITTANK NO. 1301-A
OPENINGCLOSING
1Reference Heightmm1750717507
2Measured Heightmm1750517505
3ATG / Tank Remotemm108816171
4GAUGE: Oil + Watermm108776168
5GAUGE: Water onlymm00
6TemperatureOF90.088.0
7Total Gauge VolumeBbls370476.70206842.30
8Floating Roof CorrectionBbls/+58.5/1.0000070+58.5/1.0000070
9Total Observed VolumeBbls370537.79206902.25
10Free WaterBbls0.000.00
11Gross Observed VolumeBbls370537.79206902.25
12API40.340.3
13VCF: Table 6A0.984840.98532
14Gross Standard VolumeBbls364920.44203864.92
15GSV DeliveredBbls161055.52
16WCF: Table 110.128580.12858
17Gross Standard WeightLong Tons46921.47026212.951
18GSW DeliveredLong Tons20708.519
19S+W % Volume0.050.05
20S+W VolumeBbls182.46101.93
21Net Standard VolumeBbls364737.98203762.99
22NSV DeliveredBbls160974.99
23WCF: Table 110.128580.12858
24Net Standard WeightLong Tons46898.00926199.845
25NSW DeliveredLong Tons20698.164
CONTOH: PERHITUNGAN TANKI DARATSIS0307
COFXR T-6
FIXED ROOFUNITTANK NO. 1301-DREMARKS
OPENINGCLOSING
1Reference Heightmm1750717507Tank Cap. Table
2Measured Heightmm1750517505Measurement
3ATG / Tank Remotemm108816171Measurement
4GAUGE: Oil + Watermm108776168Measurement
5GAUGE: Water onlymm105Measurement
6TemperatureOF90.088.0Measurement
7Total Gauge VolumeBbls370476.70206842.30Tank Cap. Table
8Floating Roof CorrectionBbls/0.000.00Tank Cap. Table
9Total Observed VolumeBbls370476.70206842.307 +/- 8
10Free WaterBbls100.0050.00Tank Cap. Table
11Gross Observed VolumeBbls370376.70206792.309 - 10
12API40.340.3Analysis Data
13VCF: Table 60.985770.98674Table-6
14Gross Standard VolumeBbls365106.24204050.2311 x 13
15GSV DeliveredBbls161056.01OPEN - CLOSE
16WCF: Table 110.128580.12858Table-11
17Gross Standard WeightLong Tons46945.36026236.77914 x 16
18GSW DeliveredLong Tons20708.581OPEN - CLOSE
19S+W % Volume0.050.05Analysis Data
20S+W VolumeBbls182.55102.0314 x19
21Net Standard VolumeBbls364923.69203948.2014 -20
22NSV DeliveredBbls160975.49OPEN - CLOSE
23WCF: Table 110.128580.12858Table-11
24Net Standard WeightLong Tons46921.88826223.66021 x 23
25NSW DeliveredLong Tons20698.228OPEN - CLOSE
COFLR T-6
FLOATING ROOFUNITTANK NO. 1301-AREMARKS
OPENINGCLOSING
1Reference Heightmm1750717507Tank Cap. Table
2Measured Heightmm1750517505Measurement
3ATG / Tank Remotemm108816171Measurement
4GAUGE: Oil + Watermm108776168Measurement
5GAUGE: Water onlymm00Measurement
6TemperatureOF90.088.0Measurement
7Total Observed VolumeBbls370476.70206842.30Tank Cap. Table
8Free WaterBbls0.000.00Tank Cap. Table
9CTSh0.99999661.0000348Tank Cap. Table
10Floating Roof AdjustmentBbls58.5058.50Tank Cap. Table
11Gross Observed VolumeBbls370533.94206908.00((7-8)x9)+10
12API40.340.3Analysis Data
13VCF: Table 60.985770.98674Table-6
14Gross Standard VolumeBbls365261.24204164.411 x 13
15GSV DeliveredBbls161096.84OPEN - CLOSE
16WCF: Table 110.128580.12858Table-11
17Gross Standard WeightLong Tons46965.29026251.45914 x 16
18GSW DeliveredLong Tons20713.831OPEN - CLOSE
19S+W % Volume0.050.05Analysis Data
20S+W VolumeBbls182.63102.0814 x19
21Net Standard VolumeBbls365078.61204062.3214 -20
22NSV DeliveredBbls161016.29OPEN - CLOSE
23WCF: Table 110.128580.12858Table-11
24Net Standard WeightLong Tons46941.80826238.33321 x 23
25NSW DeliveredLong Tons20703.475OPEN - CLOSE
*
CONTOH: PERHITUNGAN TANKI DARATSIS0307
COFXR T-6
FIXED ROOFUNITTANK NO. 1301-DREMARKS
OPENINGCLOSING
1Reference Heightmm1750717507Tank Cap. Table
2Measured Heightmm1750517505Measurement
3ATG / Tank Remotemm108816171Measurement
4GAUGE: Oil + Watermm108776168Measurement
5GAUGE: Water onlymm105Measurement
6TemperatureOF90.088.0Measurement
7Total Gauge VolumeBbls370476.70206842.30Tank Cap. Table
8Floating Roof CorrectionBbls/0.000.00Tank Cap. Table
9Total Observed VolumeBbls370476.70206842.307 +/- 8
10Free WaterBbls100.0050.00Tank Cap. Table
11Gross Observed VolumeBbls370376.70206792.309 - 10
12API40.340.3Analysis Data
13VCF: Table 60.985770.98674Table-6
14Gross Standard VolumeBbls365106.24204050.2311 x 13
15GSV DeliveredBbls161056.01OPEN - CLOSE
16WCF: Table 110.128580.12858Table-11
17Gross Standard WeightLong Tons46945.36026236.77914 x 16
18GSW DeliveredLong Tons20708.581OPEN - CLOSE
19S+W % Volume0.050.05Analysis Data
20S+W VolumeBbls182.55102.0314 x19
21Net Standard VolumeBbls364923.69203948.2014 -20
22NSV DeliveredBbls160975.49OPEN - CLOSE
23WCF: Table 110.128580.12858Table-11
24Net Standard WeightLong Tons46921.88826223.66021 x 23
25NSW DeliveredLong Tons20698.228OPEN - CLOSE
COFLR T-6
FIXED ROOFUNITTANK NO. 1301-DREMARKS
OPENINGCLOSING
1Reference Heightmm1750717507Tank Cap. Table
2Measured Heightmm1750517505Measurement
3ATG / Tank Remotemm108816171Measurement
4GAUGE: Oil + Watermm108776168Measurement
5GAUGE: Water onlymm100Measurement
6TemperatureOF90.088.0Measurement
7Total Observed VolumeBbls370476.70206842.30Tank Cap. Table
8Free WaterBbls100.000.00Tank Cap. Table
9CTSh0.99999661.0000348Tank Cap. Table
10Floating Roof AdjustmentBblsn/an/aTank Cap. Table
11Gross Observed VolumeBbls370375.44206849.50(7-8)x9
12API40.340.3Analysis Data
13VCF: Table 60.985770.98674Table-6
14Gross Standard VolumeBbls365105204106.6811 x 13
15GSV DeliveredBbls160998.32OPEN - CLOSE
16WCF: Table 110.128580.12858Table-11
17Gross Standard WeightLong Tons46945.20126244.03714 x 16
18GSW DeliveredLong Tons20701.164OPEN - CLOSE
19S+W % Volume0.050.05Analysis Data
20S+W VolumeBbls182.55102.0514 x19
21Net Standard VolumeBbls364922.45204004.6314 -20
22NSV DeliveredBbls160917.82OPEN - CLOSE
23WCF: Table 110.128580.12858Table-11
24Net Standard WeightLong Tons46921.72926230.91521 x 23
25NSW DeliveredLong Tons20690.814OPEN - CLOSE
KUANTITAS TANKI KAPALSIS0307
CONTOH: PERHITUNGAN TANKI KAPALSIS0307
Sheet1
Fwd Draft= 9.50 mAft Draft= 11.20 m
SHIP'S TANKS BEFORE LOADINGPort List= 0.00 deg.Stb List= 0.00 deg.
LBP= 230.50 mSea condition= Calm.
PARTICULARTANK NO.
UNIT1P1S2P2S3C
Distance (U)m0.9860.9860.9860.9860.986
Depth (D)m8.3208.3208.3208.3208.320
Sounding (S)m0.0000.0000.0000.0500.100
Length (L)m22.4522.4522.4522.4522.45
Trim/LBP (E)0.007380.007380.007380.007380.00738
Wide (W)m20.34220.34220.34220.34220.342
X ValuemN/AN/AN/A0.056820.10682
Y Valuem0.165680.165680.165680.165680.16568
GOVm30004.44915.726
Table-1 Factorm3 to bbls6.289816.289816.289816.289816.28981
GOVbbls00027.9898.91
GOV Total =126.89bbls
NOTE: The formula valid if X less than Y.
X = ((( U - (D x E)) x E ) + S
E = TRIM / LBP
GOV = ( X2 x W ) / ( 2E )
Y = L x E
TANK NO.XYREMARKS
2S0.056820.16568X < YWedge Calculation
3C0.106820.16568X < YWedge Calculation
CONTOH: PERHITUNGAN TANKI KAPALSIS0307
Sheet1
Fwd Draft= 10..00 mAft Draft= 10.00 m
SHIP'S TANKS BEFORE LOADINGPort List= 0.00 deg.Stb List= 0.00 deg.
API= n/aSea condition= Calm.
PARTICULARTANK NO.
UNIT1P1S2P2S3C
Reference Heightmm1905519049188411885118849
Ullagemm1905519049188411884118844
Corrected Ullagemm1905519049188411884118844
TemperatureoFn/an/an/an/an/a
TOVbbls0.000.000.0040.0022.00
Free Water Dipmm00000
Free Water Volumebbls0.000.000.000.000.00
Liqud Hyd. (Level)mm1905519049188411884118844
Liqud Hyd. (Volume)bbls0.000.000.0040.0022.00
Non. Liq. Hyd. (L)mm00000
Non. Liq. Hyd. (Vol.)bbls0.000.000.000.000.00
GOV Total =62.00bbls
FW Total =0.00bbls
Non Liquid Hydrocarbon Total =0.00bbls
CONTOH: PERHITUNGAN TANKI KAPALSIS0307
Sheet1
Fwd Draft= 7.10 mAft Draft= 9.70 m
SHIP'S TANKS AFTER LOADINGPort List= 0.00 deg.Stb List= 0.00 deg.
API= 40.3Sea condition= Slight.
PARTICULARTANK NO.
UNIT1P1S2P2S3C
Reference Heightmm1905519049188411885118849
Ullagemm1.531.371.341.371.32
Corrected Ullagemm1.671.521.491.511.47
TemperatureoF9696969696
TOVbbls49973.0010222.00100043.0090968.0049922.00
Free Water Dipmm00.0100.020
Free Water Volumebbls0.0040.000.0080.000.00
GOVbbls49973.0010182.00100043.0090888.0049922.00
VCF T-60.982940.982940.982940.982940.98294
GSVbbls49120.4610008.3098336.2789337.4549070.33
TOV Total =301128.00bbls
GOV Total =301008.00bbls
FW Total =120.00bbls
GSV =295872.81bbls
Catatan:
Corrected Ullage diperoleh dari Ullage yang dikoreksi oleh Trim dan List Correction.
CONTOH: PERHITUNGAN TANKI KAPALSIS0307
Sheet1
SHIP'S TANKSUNITSHIP'S TANK NO.: 1P, 1S, 2P, 2S, 3CREMARKS
SUMMARY AT LOADINGB/ LOADINGA/ LOADING
1APIN/A40.3Analysisi Data
2Gross Standard VolumeBbls62.00295872.81Calculation
3GSV LoadedBbls295810.81After - Before
4WCF: Table 110.128580.12858Table-11
5Gross Standard WeightLong Tons7.97238043.3262 x 4
6GSW LoadedLong Tons38035.35After - Before
7S+W % VolumeN/A0.05Analysisi Data
8S+W VolumeBblsN/A147.942 x 7
9Net Standard VolumeBbls62.00295724.872 - 8
10NSV LoadedBbls295662.87After - Before
11WCF: Table 110.128580.12858Table-11
12Net Standard WeightLong Tons7.97238024.3049 x 11
13NSW LoadedLong Tons38016.33After - Before
Assumption :GOV Before Loading as GSV.
WCF Before Loading same as A/Loading.
*