cct shellandtubessreport
TRANSCRIPT
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CHEMCAD 6.0.1 Unit ID: 1 C:\Users\Ingenieur\Documents\My Simulations\HE_PDSheet.cc6 6/21/2012
Summary
Geometry Data Heat Transfer Data
Exchanger Class R Effective Transfer Area ft2 2217.63
Exchanger Type BEL Area Required ft2 4989.31
Shell I.D. ft 3.33 Excess % -55.55
Shell in Series 1 COR LMTD C 11.55
Shell in Parallel 1 Overall Coefficient (Calculated) Btu/hr-ft2-F 531.96
Number of Tubes 574 Overall Coefficient (Service) Btu/hr-ft2-F 1196.82
Tube Length ft 20.00 Heat Calculated MMBtu/h 24.52
Tube I.D. ft 0.05 Heat Specified MMBtu/h 55.17
Tube O.D. ft 0.06 Shell Side Fi lm Coefficient Btu/hr-ft2-F 2579.20
Tube Pattern TRI60 Tube Side Fi lm Coefficient Btu/hr-ft2-F 2283.79
Tube Pitch ft 0.08 Shell Side Fouling hr-ft2-F/Btu 4.0000E-04
Number of Tube Passes 1 Tube Side Fouling hr-ft2-F/Btu 3.0000E-04
Number of Baffles 7 Tube Wall Resistance hr-ft2-F/Btu 1.9954E-04
Baffle Center Spacing ft 2.3267 Fin Resistance hr-ft2-F/Btu
Baffle Cut (area %) 32
Baffle Type SSEG
Thermodynamics and Others
K model Peng-Robinson
Fluid Dynamics Data H model Peng-RobinsonShell Side Pressure Drop kg/cm2 460.6222 Data Source Library
Tube Side Pressure Drop kg/cm2 3.2164 Number of Components 2
Average Shell Side Velocity ft/sec 58.12 Calculation Mode Rating
Average Tube Side Velocity ft/sec 10.38
Warning: Editing detected in heating curve data.
Warning in Geometry->baffle: Inlet baffle spacing outside of TEMA standard RCB 4.5, 8 - 29.937 inch.
Warning in Geometry->baffle: Outlet baffle spacing outside of TEMA standard RCB 4.5, 8 - 29.937 inch.
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CHEMCAD 6.0.1 UnitID: 1 C:\Users\Ingenieur\Documents\My Simulations\HE_PDSheet.cc6 6/21/12
Thermal and Mechanical Details
Overall Data Pressure Drop Distribution - Shellside
Area Total ft2 2254.0908 Inlet Nozzle kg/cm2 317.3642
Area Requied ft2 4989.3118 Impingement kg/cm2 182.1388
Area Effective ft2 2217.6309 Bundle kg/cm2 87.8152Area Per Shell ft2 2217.6309 Outlet Nozzle kg/cm2 56.8310
% Excess -55.5524 Total Fric. kg/cm2 462.0104
U Calc. Btu/hr-ft2-F 531.9600 Total Grav. kg/cm2 -0.0847
U Service Btu/hr-ft2-F 1196.8241 Total Mome. kg/cm2 -1.3035
Heat Duty MMBtu/h 55.1731 Total kg/cm2 460.6222
Weighted LMTD C 11.5488
LMTD CORR Factor 1.0000
CORR LMTD C 11.5488 Pressure Drop Distribution - Tubeside
Inlet Nozzle kg/cm2 1.8322
Tube Entrance kg/cm2 0.0163
Shellside Data Tube kg/cm2 0.3894
Corssflow Vel. ft/sec 58.1166 Tube Exit kg/cm2 0.0507
EndZone Vel. ft/sec 47.3094 End kg/cm2
Window Vel. ft/sec 41.6406 Outlet Nozzle kg/cm2 0.7814
Film Coef. Btu/hr-ft2-F 2579.2050 Total Fric. kg/cm2 3.0701Reynold's No. 1040205.9201 Total Grav. kg/cm2 0.1309
Allow. Press. Drop kg/cm2 0.3515 Total Mome. kg/cm2 0.0155
Calc. Press. Drop kg/cm2 460.6222 Total kg/cm2 3.2164
Inlet Nozzle Size ft 0.5000
Press. Drop/In Nozzle kg/cm2 317.3642
Outlet Nozzle Size ft 0.5000 Shell Dimensions
Press. Drop/Out Nozzle kg/cm2 56.8310 Shell O.D. ft 3.4167
Mean Temperature C 50.5090 Shell I.D. ft 3.3333
Rho V2 IN lb/ft-sec2 18465340.0000 Bonnet I.D. ft 3.3333
Press. Drop (Dirty) kg/cm2 783.0578 TEMA Type BEL
Imping. Plate Impingement Plate
Orientation H
Stream Analysis Shells in Series 1
SA Factor A 10.1304 Shells in Parallel 1
SA Factor B 81.3567 Max. Heat Flux Btu/ft2-hr SA Factor C 2.8807 Sealing Strips 5
SA Factor E 5.6322
SA Factor F
Ideal Cross Vel. ft/sec 71.4343 Tube Dimensions
Ideal Window Vel. ft/sec 49.4324 Number 574
Length ft 20.0000
Tube O.D. ft 0.0625
Tubeside Data Tube I.D. ft 0.0517
Film Coef. Btu/hr-ft2-F 2283.7937 Tube Wall Thk. ft 0.0054
Reynold's No. 70057.6616 Tube Pattern TRI60
Allow. Press. Drop kg/cm2 0.3515 Tube Pitch ft 0.0781
Calc. Press. Drop kg/cm2 3.2164 No. Tube Pass 1
Inlet Nozzle Size ft 0.5000 Tube Type Bare
Press. Drop/In Nozzle kg/cm2 1.8322 Free Int. Fl Area ft2
Outlet Nozzle Size ft 0.5000 Fin Efficiency
Press. Drop/Out Nozzle kg/cm2 0.7814 Inner Roughness ft 5.16667E-06
Interm. Nozzle Size ft
Mean Temperature C 38.5000 Baffle Dimensions
Velocity ft/sec 10.3803 Number of Baffles 7
Flooding Vel. (Reflux Condenser) ft/sec Baffle Type Single Segmental
Max. Vel. (Reflux Condenser) ft/sec Inlet Space ft 2.8582
Flooding ? (Reflux Condenser) Center Space ft 2.3267
Mean Metal Temperature C 44.8409 Outlet Space ft 2.8582
Baffle Cut 32.0000
Resistances Baffle Overlap ft 0.1250
Shellside Film hr-ft2-F/Btu 0.00038772 Baffle Cut Direction Horizontal
Shellside Fouling hr-ft2-F/Btu 0.00040000 Baffle Cut Basis Diameter
Tube Wall hr-ft2-F/Btu 0.00019954 Number of Int. Baffles 0
Tubeside Fouling hr-ft2-F/Btu 0.00030000 Baffle Thickness ft 0.0105
Tubeside Film hr-ft2-F/Btu 0.00043787
Reference Factor * 1.20967742* A ratio of total outside area over inside area based on tube ID Clearance
Baffle ft 0.0208
Tube Hole ft 0.0026
Bundle Top Space ft
Bundle Btm Space ft
Outer Tube Limit ft 3.2743
Outer Tube Clear. ft 0.0591
Pass Part. Clear. ft
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CHEMCAD 6.0.1 Unit ID: 1 Jobpath and Case: C:\Users\Ingenieur\Documents\My Simulations\HE_PDSheet.cc6
Heating Curve Report-Shell Side
Zone Pressure Temp. Heat Load
Vapor
Flow
Liquid
Flow
Latent
Heat
Surface
Tension
Critical
Pressure
Vapor
Heat Cap.
Vapor
Viscosity
Vapor
Cond.
Vapor
Density
Liquid
Heat Cap.
Liquid
Viscosity
Liquid
Cond.
kg/cm2 C MMBtu/h lb/h lb/h Btu/lb dyne/cm kg/cm2 Btu/lbmol-F cP Btu/hr-ft-F lb/ft3 Btu/lbmol-F cP Btu/hr-ft-F
1 2.975E+01 4.902E+01 1.921E+07 1.542E+01 3.172E+01 5.260E-01 2.108E-01 6.521E-02 4
2 2.985E+01 4.932E+01 5.517E+00 1.921E+07 1.539E+01 3.172E+01 5.263E-01 2.103E-01 6.515E-02 43 2.996E+01 4.962E+01 1.103E+01 1.921E+07 1.536E+01 3.172E+01 5.266E-01 2.098E-01 6.509E-02 4
4 3.007E+01 4.991E+01 1.655E+01 1.921E+07 1.533E+01 3.172E+01 5.270E-01 2.093E-01 6.504E-02 4
5 3.017E+01 5.021E+01 2.207E+01 1.921E+07 1.530E+01 3.172E+01 5.274E-01 2.088E-01 6.498E-02 4
6 3.028E+01 5.051E+01 2.759E+01 1.921E+07 1.527E+01 3.172E+01 5.277E-01 2.083E-01 6.492E-02 4
7 3.038E+01 5.081E+01 3.310E+01 1.921E+07 1.524E+01 3.172E+01 5.281E-01 2.079E-01 6.487E-02 4
8 3.049E+01 5.111E+01 3.862E+01 1.921E+07 1.521E+01 3.172E+01 5.284E-01 2.074E-01 6.481E-02 4
9 3.059E+01 5.141E+01 4.414E+01 1.921E+07 1.518E+01 3.172E+01 5.287E-01 2.069E-01 6.475E-02 4
10 3.069E+01 5.170E+01 4.966E+01 1.921E+07 1.515E+01 3.172E+01 5.291E-01 2.064E-01 6.470E-02 4
11 3.080E+01 5.200E+01 5.517E+01 1.921E+07 1.512E+01 3.172E+01 5.294E-01 2.059E-01 6.464E-02 4
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CHEMCAD 6.0.1 Unit ID: 1 Jobpath and Case: C:\Users\Ingenieur\Documents\My Simulations\HE_PDSheet.cc6
Heating Curve Report-Tube Side
Zone Pressure Temp. Heat Load
Vapor
Flow
Liquid
Flow
Latent
Heat
Surface
Tension
Critical
Pressure
Vapor
Heat Cap.
Vapor
Viscosity
Vapor
Cond.
Vapor
Density
Liquid
Heat Cap.
Liquid
Viscosity
Liquid
Cond.
kg/cm2 C MMBtu/h lb/h lb/h Btu/lb dyne/cm kg/cm2 Btu/lbmol-F cP Btu/hr-ft-F lb/ft3 Btu/lbmol-F cP Btu/hr-ft-F
1 1.650E+01 3.300E+01 2.786E+06 7.072E+01 2.255E+02 1.000E+00 7.806E-01 3.565E-01
2 1.643E+01 3.410E+01 5.517E+00 2.786E+06 7.052E+01 2.255E+02 1.000E+00 7.656E-01 3.573E-01
3 1.636E+01 3.520E+01 1.103E+01 2.786E+06 7.033E+01 2.255E+02 1.000E+00 7.506E-01 3.580E-01
4 1.629E+01 3.630E+01 1.655E+01 2.786E+06 7.014E+01 2.255E+02 1.000E+00 7.355E-01 3.588E-01
5 1.622E+01 3.740E+01 2.207E+01 2.786E+06 6.995E+01 2.255E+02 1.000E+00 7.205E-01 3.596E-01
6 1.615E+01 3.850E+01 2.759E+01 2.786E+06 6.976E+01 2.255E+02 1.000E+00 7.055E-01 3.604E-01
7 1.608E+01 3.960E+01 3.310E+01 2.786E+06 6.956E+01 2.255E+02 1.000E+00 6.905E-01 3.612E-01
8 1.601E+01 4.070E+01 3.862E+01 2.786E+06 6.937E+01 2.255E+02 1.000E+00 6.755E-01 3.619E-01
9 1.594E+01 4.180E+01 4.414E+01 2.786E+06 6.918E+01 2.255E+02 1.000E+00 6.605E-01 3.627E-01
10 1.587E+01 4.290E+01 4.966E+01 2.786E+06 6.899E+01 2.255E+02 1.000E+00 6.455E-01 3.635E-01
11 1.580E+01 4.400E+01 5.517E+01 2.786E+06 6.880E+01 2.255E+02 1.000E+00 6.305E-01 3.643E-01
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CHEMCAD 6.0.1 Unit ID: 1 Jobpath and Case: C:\Users\Ingenieur\Documents\My Si 6/21/12
VIBRATION ANALYSIS
Item Inlet Center Outlet
Tube Span ft 5.18 4.65 5.18
Cross-Flow Velocity ft/sec 47.31 58.12 47.31
Critical Velocity ft/sec 5.25 5.03 5.24
Natural Frequency (F_Tube) cycles/sec. 33.94 32.27 33.91Acoustic Frequency (F_AC) cycles/sec.
Vortex Shedding Frequency (F_VS) cycles/sec. 605.56 743.89 605.56
Turbulent Buffeting Frequency (F_TB) cycles/sec. 333.09 409.18 333.09
Condition B velocity (V_AR) ft/sec
Condition C velocity (V_VS) ft/sec
Condition C number (Re_VS) 19720.62 24047.97 19393.75
Ratio V_Cross / V_Crit 9.02 * 11.56 * 9.03 *
F_VS / F_Tube 17.84 * 23.05 * 17.86 *
F_TB/F_Tube 9.8150 * 12.6810 * 9.8230 *
Vortex Shedding Amplitude (A_VS) ft 0.2973 * 0.4728 * 0.2988 *
Turbulent Buffeting Amplitude (A_TB) ft 0.10 * 0.09 * 0.0989 *
F_VS / F_AC
F_TB / F_AC
V_Cross / V_AR
V_Cross / V_VS Re_VS / 2000 9.86 12.02 9.70
Vibration Exists Yes Yes Yes
* Indicating vibration or damaging may occur.
Criteria used:
Fluid elastic instability 1.0 < V_Cross / V_Crit
Vortex shedding tube vibration 0.8 < F_VS / F_Tube
Turbulent buffeting tube vibration 0.8 < F_TB / F_Tube
Vortex shedding damaging 0.0125 in < A_VS
Turbulent buffeting damaging 0.0125 in < A_TB
Acoustic vibration 0.8 < F_VS / F_AC*k < 1.2; k=1,2,3,4
0.8 < F_TB / F_AC*k < 1.2; k=1,2,3,4
1.0 < V_Cross / V_AR
1.0 < V_Cross / V_VS & 1.0 < Re_VS / 2000
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CHEMCAD: 6.0.1 Unit ID: 1 C:\Users\Ingenieur\Documents\My Simulations\HE_PDSheet.cc6 06/21/12
Stream Page 1
Stream No. 1 3 2 4
Stream Name water Hexena
Temp C 33.0000 44.0000 52.0000 49.0179
Pres kg/cm2 16.5000 15.8000 30.8000 29.7500
Enth MMBtu/h -18977.47046 -18922.29734 -6617.76435 -6672.93747Vapor mole fraction
Total lbmol/h 154656.0000 154656.0000 228267.0000 228267.0000
Total lb/h 2786127.7500 2786127.7500 19211180.0000 19211180.0000
Total std L ft3/hr 44629.5478 44629.5478 453884.9829 453884.9829
Total std V scfh 55526480.00 55526480.00 81955200.00 81955200.00
Flowrates in lb/h
Water 2786127.7500 2786127.7500
1-Hexene 19211180.0000 19211180.0000
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CHAMCAD: 5.4.2 Unit ID: 1 C:\CC5DATA\ccthermDesign\DKetSen\ 01/21/05
Stream Page 3
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CHAMCAD: 5.4.2 Unit ID: 1 C:\CC5DATA\ccthermDesign\DKetSen\ 01/21/05
Stream Page 4
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CHEMCAD 6.0.1 Unit ID: 1 Jobpath and Case: C:\Users\Ingenieur\Documents\My Simulations\HE_PDSheet.cc6
TEMA SHEET
1 Job No.
2 Customer Ngapak Group Reference No.
3 Address Jalan Gerilya No. 42 Proposal No.
4 Plant Loccation Banyumas Date 6/21/2012 Rev
5 Service of Unit Item No.
6 Size 3.33 x 20.00 Type BEL (Hor/Vert) H Connected in 1 Parallel 1
7 Surf/Unit(Gross/Eff.) 2254.1 / 2217.6 ft2 Shells/Unit 1 Surf/Shell(Gross/Eff.) 2254.1 / 2217.6
8
9 Fluid Allocation Shell Side Tube Side
10 Fluid Name Hexena water
11 Type of Process Sensible Sensible
12 Fluid Quantity Total lb/h 19211180.00 2786128
13 Vapor(In/Out) lb/h
14 Liquid lb/h 19211180.00 19211180 2786128 2786128
15 Steam lb/h
16 Water lb/h 2786127.75 2786127.75
17 NonCondensable lb/h
18 Temperature(In/Out) C 52.00 49.02 33.00 44.00
19 Density (Vapor/Liquid) lb/ft3 40.00 40.19 62.08
20 Viscosity cP 2.0595E-01 2.1079E-01 7.8057E-01
21 Molecular Weight, Vapor
22 Molecular Weight, Noncondensable
23 Specific Heat Btu/lbmol-F 0.53 0.53 1.00
24 Thermal Conductivity Btu/hr-ft-F 0.06 0.07 0.36
25 Latent Heat Btu/lb
26 Inlet Pressure kg/cm2 30.80 16.50
27Velocity ft/sec 58.12 10.38
28 Pressure Drop, Allow./Calc. kg/cm2 0.35 / 462.01 0.35 / 3.07
29 Fouling Resistance(Min.) hr-ft2-F/Btu 4.0000E-04 3.0000E-04
30 Heat Exchanged 55.1731 MMBtu/h MTD(Corrected): 11.55
31 Transfer Rate Service: 1197 Calc: 531.96 Clean: 895.31
32 Sketch(Bundle/Nozzle Orientation)
33
34 Design/Test Pressure kg/cm2 16.5 / 21.00 /
35 Design Temp. Max/Min C 120.2 / 120.18 /
36 No. Passes per Shell 1 1
37 Corrosion Allowance m ft
38 Connections In ft 0.50 0.50
39 Size & Out ft 0.50 0.50
40 Rating Intermediate41 Tube No. 574 OD 0.0625 ft ;Thk.(Min/Avg) 0.0054 ft ; Length 20.00 ft ; Pitch 0.0781 ft ; Pattern
42 Tube Type Bare Material 1 Carbon Steel
43 Shell A-285-C ID 3.33 OD 3.42 ft Shell Cover
44 Channel or Bonnet A-285-C Channel Cover
45 Tubesheet-Stationary A-285-C Tubesheet Floating
46 Floating Heat Cover Impingement Protection: Yes
47 Baffles Cross A-285-C Type SSEG % Cut, Diam 32.00 Spacing C/C 2.33 Inlet 2.86
48 Baffles Long Seal Type
49 Support Tube U-Bend Type
50 Bypass Seal Arrangement Tube-Tubesheet Joint
51 Expansion Joint No. Type
52 Rho-V2-Inlet Nozzle 1.8E+07 Bundle Entrance Bundle Exit
53 Gasket-Shell Side Tube Side54 Floating Head
55 Code Requirements Tema Class R
56 Weight/Shell Filled with Water Bundle
57 Remarks:
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59
60
61
62
63
Shell Side Tube Side
PERFORMANCE OF ONE UNIT
CONSTRUCTION DATA/SHELL
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6/21/2012
Series
ft2
61.83
6.3050E-01
1.00
0.36
C
Btu/hr-ft2-F
60
ft
kg