Information for Hydrocracker Catalyst
TYPE OF UNIT:
UOP Single Stage ISOMAX
Catalyst: Hydrocracking Type
Operating Mode: Maximum Middle Distillate
FEEDSTOCK PROPERTIES:
Type: Vacuum Gasoil
Gravity (Deg. API) 22-23
Distillation (ASTM D-1160)
IBP (°C) 335
50% (°C) 440
FBP (°C) 565
Total Sulfur (wt.%) 1.8
Total Nitrogen (ppm wt.%) 1750
Total Metals (ppm wt.%) 3
C7 Insoluble (wt.%) Max. 0.05
Conradson Carbon Residue (wt.%) Max. 1
Percent Recovered Min. 97
UNIT OPERATION CONDITIONS:
Number of Reactor 1
Number of Catalyst Beds 3
Reactor Design Temperature (°C) 468
Fresh Feed Rate (BPSD) 8300
Recycle Feed Rate (BPSD) 1660
Overall Conversion (vol.% of fresh feed) 100
Recycle Gas Rate Including Quench Streams 95000
(Nm3/h)
Recycle Gas Hydrogen Purity (mole %) 75
2
Separator Pressure (kg/cm g) 150
Reactor Inlet Pressure (kg/cm2g) 154
Makeup Hydrogen Rate (Nm3/h) 13000
Makeup Hydrogen Purity (mole %) 94
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PRODUCT PROPERTISE:
1) C5 / C6
Reid Vapor Pressure (psia) ≤ 20
R – SH (ppm wt.%) ≤5
2) Heavy Naphtha (C7 – 154 °C)
Total Sulfur (ppm wt.%) ≤5
3) Kerosene (Jet Fuel)
R – SH (ppm wt.%) ≤5
EOR Aromatic Content (vol.%) 20
EOR Smoke Point (mm) 25
Freezing Point (°F) ≤ – 58
4) Gasoil
EOR Pour Point (°F) To be stated
EOR Diesel Index Min. 55
EP (°C) 377
The guaranteed yield of Jet Fuel + Gasoil is to be maximized.
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DOCUMENTS:
The catalyst supplier is requested to provide the following information:
1) Catalyst type, shape, composition and physical properties.
2) Product yields and properties in guaranteed figures at end of run conditions.
3) Catalyst cycle length and total life (bbl/lb) for maximum middle distillate production.
4) Catalyst deactivation rate for the given cycle length.
5) Outline of catalyst regeneration procedure.
GUARANTEE:
The catalyst supplier shall guarantee the catalyst performance and products yields and properties
for the whole life of catalyst.
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Table (1)
PRODUCT SPECIFICATIONS @ (SOR, EOR)
PRODUCT SPECIFICATION QUANTITY PRODUCT SPECIFICATION QUANTITY
Yield (vol.%) Yield (vol.%)
LPG
Composition Sp. Gr
Yield (vol.%) ASTM Distillation
Sp. Gr R – SH
LIGHT
ASTM Distillation KEROSENE Total Sulfur
NAPHTA
*
* RON Aromatic Content
(160–260 °C)
(C5–90 °C)
R – SH Flash Point
Total Sulfur Freezing Point
Yield (vol.%) Smoke Point
Sp. Gr Silver Strip
ASTM Distillation Yield (vol.%)
RON Sp. Gr
HEAVY
NAPHTA R – SH ASTM Distillation
* Total Sulfur DIESEL Total Sulfur
(90–160 °C) *
Total Nitrogen
(260–370 °C) Cetane No.
(Optional)
Flash Point
PONA
Pour Point
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Table (2)
PARAMETER UNIT GUARANTEED VALUE LIABILITY VALUE
C3 + Yield vol.%
Middle Distillate Yield vol.%
Hydrogen Consumption wt.%
Doctor Test
LIGHT NAPHTA
RONC
HEAVY NAPHTA Total Sulfur ppm
Freezing Point °C
Smoke Point mm
KEROSENE Mercaptane &
ppm
Total Sulfur
Aromatic Content vol.%
Cetane Index
DIESEL Pour Point °C
Total Sulfur ppm
FIRST CYCLE LENGTH bbl/lb
ULTIMATE CATALYST LIFE bbl/lb
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Table (3)
1. CATALYST SPESIFICATIONS
1.1. Total Catalyst Life
1.2. Cycle Length
1.3. SOR & EOR Conditions
1.3.1. Inlet Temperature
1.3.2. WABT
2. PHYSICAL & CHEMICAL PROPERTIES
2.1. Crush Strength
2.2. Bulk Density
2.3. Surface Area
2.4. Shape
2.5. Size
2.6. Catalyst Poisons
2.7. Active Metals
2.8. Loading Arrangement
3. TECHNICAL SERVICES
3.1. Performance Guarantee
3.2. Technical Services
3.3. Operating Procedures
3.4. After Sales Services
3.5. User Reference List
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