Peter Watson CAPRE - pelsoftware.com Roadshow 2013.pdfPressure relief calculations: ... Preliminary...
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© ABB Group July 23, 2013 | Slide 1 CAPRE Peter Watson
Transcript of Peter Watson CAPRE - pelsoftware.com Roadshow 2013.pdfPressure relief calculations: ... Preliminary...
© ABB Group July 23, 2013 | Slide 1
CAPRE
Peter Watson
© ABB Group July 23, 2013 | Slide 2
CAPRE
Why Excel?
Widely used for calculations and data
management
Familiar interface
Calculations can be part of existing
workflows and procedures
Can link to other calculations
More functionality (e.g. graphing, Solver)
Advanced users can create applications
© ABB Group July 23, 2013 | Slide 3
CAPRE
CAPRE should provide calculations which are
widely used
correctly implemented
fully documented
© ABB Group July 23, 2013 | Slide 4
CAPRE
CAPRE offers
Ease-of-use
standard forms for users to fill in
Flexibility
use forms in any workbook,
and functions in any spreadsheet
Documentation and online help
Units of measurement
© ABB Group July 23, 2013 | Slide 5
CAPRE
3 Main Components
Microsoft Excel
SPREADSHEET
Microsoft Excel
ADD-IN
Microsoft Windows
DLL
User Interface Intermediate “connection” Back-end engine
Other Software
CAPRE
© ABB Group July 23, 2013 | Slide 6
CAPRE
Pressure relief calculations:
Required Relief Rate determination
Preliminary size estimation and more rigorous sizing calculations
© ABB Group July 23, 2013 | Slide 7
CAPRE
Pressure relief calculations:
Required Relief Rate determination:
Fire (Gas containing equipment)
Fire (Liquid)
Tube Rupture (Liquid)
Tube Rupture (Gas)
Tube Rupture (Two Phase)
High Pressure source – Control Valve (Liquid)
High Pressure source – Control Valve (Gas)
Hydraulic Expansion
Preliminary size estimation and more rigorous sizing calculations
© ABB Group July 23, 2013 | Slide 8
CAPRE
Pressure relief calculations:
Required Relief Rate determination
Preliminary size estimation and more rigorous sizing calculations:
API 520 sizing (and capacity) calculations
Liquid with / without certification
Vapour
Steam
2 Phase
Direct Integration
Flashing or non-flashing
Subcooled liquid
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CAPRE
PEW calculations:
Fluid Flow
Heat Transfer
Mixing
Equipment
© ABB Group July 23, 2013 | Slide 10
CAPRE
PEW calculations:
Fluid Flow
Incompressible Flow
Manifold T-junction
Symmetrical T-junction
Expansion / Contraction
Restrictor
Heat Transfer
Mixing
Equipment
© ABB Group July 23, 2013 | Slide 11
CAPRE
PEW calculations:
Fluid Flow
Heat Transfer
Mixing
Equipment
Vessel Calibration
© ABB Group July 23, 2013 | Slide 12
CAPRE
© ABB Group July 23, 2013 | Slide 13
CAPRE
Demonstration
Incompressible flow
CAPRE features
Size for 2-phase flow by direct integration
Physpack
Vessel calibration
Fire relief
CAPRE functions DEMO
© ABB Group July 23, 2013 | Slide 14
CAPRE
What Next ?
Extra functionality
More calculations
… depends upon feedback
© ABB Group July 23, 2013 | Slide 15
CAPRE
More PEW calculations:
Fluid Flow
Compressible Flow
Gravity Flow
Two-Phase Flow
© ABB Group July 23, 2013 | Slide 16
CAPRE
More PEW calculations:
Heat Transfer
Heat Transfer Coefficients
Pipe Heat Loss
Vessel Heat Loss
Batch Heating/Cooling
Simple Heat Exchanger
Tank Solar Heating
Finned Tube
© ABB Group July 23, 2013 | Slide 17
CAPRE
More PEW calculations:
Mixing
Vortex Profile
Speed / Power Curves
© ABB Group July 23, 2013 | Slide 18
CAPRE
More PEL calculations:
Cvalve
Fenske
Packing
VisFlo
Physpack
© ABB Group July 23, 2013 | Slide 19
CAPRE
More Pressure Relief calculations:
Hydraulic Expansion (Solar)
Gas Blow-by
Tank Breathing
NRV Back flow
…
© ABB Group July 23, 2013 | Slide 20
CAPRE
More process engineering calculations:
…
