Brochure V2012 1
-
Upload
miguel-garcia -
Category
Documents
-
view
771 -
download
1
description
Transcript of Brochure V2012 1
engineering and technology partner
C A D E s o l u c i o n e s d e i n g e n i e r i a - E S P A Ñ A - S P A I N
C A D E s o l u c i o n e s d e i n g e n i e r i a - E S P A Ñ A - S P A I N
COMPANY
your engineering and technology partnerT A B L E O F C O N T E N T S
BUSINESS CONCEPT
R&D PHILOSOPHY
CAPABILITIES AND SERVICES
CASE STUDIES
Process SimulationUpset AnalysisSensitive Analysis
PROCESS ENGINEERING
PROCESS EQUIPMENT
Thermal-Hydraulic and FEA
Equipment DesignCHT - Conjugated heat transfer
Process SimulationUpset AnalysisSensitive Analysis
PROCESS ENGINEERING
PROCESS EQUIPMENT
Thermal-Hydraulic and FEA
Equipment DesignCHT - Conjugated heat transfer
CADE is an expert provider of advanced and specialized engineering, technology and R&D services focused on process and mechanical engineering, serving as a technology partner to its cliens.
Since the beginning of its activities in 2003, CADE's philosophy has been focused on developing close collaborative relationships with its clients. This objective is achieved by becoming an extension of our clients' engineering and R&D staff, working together to face any challenge.
In order to meet all of the client's requests, CADE takes on each and every project guided by the company's three main principles:
SPECIALIZATION, FLEXIBILITY AND EXCELLENCE
C O M P A N Y
PO
WE
R
GE
NE
RA
TI
ON
-
R
EN
EW
AB
LE
S
-
OI
L&
GA
S
-
RE
FI
NE
RY
-
P
ET
RO
CH
EM
IS
TR
Y
adding value to our partners
CA
DE
s
ol
uc
io
ne
s
de
i
ng
en
ie
ri
a
-
ES
PA
ÑA
-
S
PA
IN
B U S I N E S S C O N C E P T
Nowadays, it is essential to face any complex problems associated with the development, operation and upgrade of existing or new technologies and the related equipment by applying multiple engineering and technolgy approaches.
With the goal of obtaining the best solution available and maximizing effectiveness and efficiency, it is necessary to understand the implicit problems of these technologies and the related equipment during all stages.
This task can only be achieved by applying all the engineering disciplines involved in the design, fabrication, start-up and operation phases together with a comprehensive knowledge and vast experience in different industrial fields.
CADE combines advanced capabilities in process and mechanical engineering working collectively with its clients to achieve these objectives.
CADE supports its client by providing custom-made advanced engineering solutions adjusted to suit the nature of the client's projects and technical capabilities.
A full range of advanced engineering capabilities are applied for reaching your goals.
advanced engineering and technolgy develompent
- POWER GENERATION (CONVENTIONAL, NON CONVENTIONAL)- RENEWABLE ENERGY
- REFINERY PLANTS- PETROCHEMICAL INDUSTRY
- WASTE TREATMENT- WASTE TO ENERGY
- CHEMISTRY AND PHARMACY- FOOD INDUSTRY
industries served customers and parnters
- PLANT OWNERS AND OPERATORS- TECHNOLOGY LICENSORS- EPC CONTRACTORS- PACKAGE UNIT SUPPLIERS- MANUFACTURING COMPANIES- ENGINEERING COMPANIES
advanced mechanical and process engineering
C A D E s o l u c i o n e s d e i n g e n i e r i a - E S P A Ñ A - S P A I N
Focus:
developing technology and applicationsR
&D
P
HI
LO
SO
PH
Y
Due to specialized nature of CADE's activities, new applications, potential upgrades and transfers of technology from one sector to another are commonly required in order to take on our client's most challenging projects.
CADE actively integrates internal R&D activities within its business structure in order to face these challenges and generate knowledge that allow us to develop new technologies, applications and products.
CADE takes advantage of being integrated in the ALBACETE SCIENTIFIC AND TECHNOLOGICAL PARK in order to count on the most significant institution in technology and R&D for support and collaborative work.
s t rategic R&D fields
ongoing internal R&D projects- Design and development of innovative SPRAY DRYER- Design and development of hydrogen production technology from humid biomass waste based on supercritial fluid technology- HTF System optimization of CSP plants- Thermal Energy Storage based on concrete
- SOLAR - CSP Technologies (process & equipment)- CSP plants - Energy Storage- Supercritical fluids tecnologies - Extracting applications - Reacting medium - Thermodynamic cycles- Waste Treatment and Enviromental Technologies- Biomass / Biogas- Waste Heat Recovery- Refrigeration and cooling- Steam generation- Drying technologies- Biodiesel- Mixing equipment and processes
R&D approach and methodologyWithin the scope developed by CADE for its internal R&D projects as well as those developed jointly with its clients/partners, the following R&D methodology is regularly applied:
- Technology needs assesment/design basis - State of the art research- Potential technological solution/upgrade- Pilot Plant / Prototype design/construction- Experiments design- Process simulation and optimization- Definition of scaling models- Feasibility research- Industrial scaled design
CA
DE
s
ol
uc
io
ne
s
de
i
ng
en
ie
ri
a
-
ES
PA
ÑA
-
S
PA
IN
P RO C E S S S I M U L A T I O N
Steady StateTransient State
S C O P E
HydraulicThermal
ThermodynamicsSeparation ProcessReacting Medium
P R O C E S S O P T I M I Z A T I O N
- Operational State- Design State
PFDs Vs. Operational ConditionsOperational Variables Optimization
Feasibility analysis (technical - economical)Improvement and upgrades proposal
Inputs for HAZOP
software tools
- Complex systems (streams, variables, etc.)
- Transient State
- Multi-component systems
- Multi-phase flow
- Reacting medium
- Optimization Needs
key points
CADE's approach
ASPENHYSYSMATHCADHTFS (ASPEN)ANSYS
2 - Process Equipment Engineering
1 - Process Engineering1.1 - Process Simulation1.2 - Upset Analysis1.3 - Sensitive Analysis
2.1 - Thermal-Hydraulic and FEM Analysis2.2 - CHT - Conjugated Heat - Transfer2.3 - Process Equipment Design
CAPABILITIES AND SERVICES
advanced energy, thermal and process engineeringadvanced mechanical engineering
C A D E s o l u c i o n e s d e i n g e n i e r i a - E S P A Ñ A - S P A I N
PROCESS SIMULATIONUNDER UPSET CONDITIONS
Transient State
PROCESS VAL IDAT ION / RE -DES IGN
Pressure Relief SystemsRe-Design (operational condtitions, materials, etc.)
By Pass SystemsControl Loops
SIL LevelsProcess Instrumentation
Inputs for HAZOP
MECHAN ICAL VAL IDAT ION / RE -DES IGNMECHANICAL ANALYSISUNDER UPSET CONDITIONS
FEA
Static / Transient State
Thermal - Structural FEM analysis
Temperature/stress distribution over solid model (metal)Fatigue analysis
software tools
Pressure parts reinforcement (tubesheets, nozzles, etc.)Internal refractory lining
key points
approach
- High pressure and temperature (equipment)
- High influence of operational parameters of performance
- High sensibility processes
- Complex control systems
- Low control grade
- Unstable processes
ASPENHYSYSMATHCADHTFS (ASPEN)ANSYS
2 - Process Equipment Engineering
1 - Process Engineering1.1 - Process Simulation
1.2 - Upset Analysis1.3 - Sensitive Analysis
2.1 - Thermal-Hydraulic and FEM Analysis2.2 - CHT - Conjugated Heat - Transfer2.3 - Process Equipment Design
CAPABILITIES AND SERVICES
advanced energy, thermal and process engineeringadvanced mechanical engineering
C A D E s o l u c i o n e s d e i n g e n i e r i a - E S P A Ñ A - S P A I N
SENSITIVE STUDY
Transient State
PROCESS VAL IDAT ION / REV IEWChange of Operational Parameters
Phase DiagramsControl Strategies
Definition of Control LoopsRe-Tuning of Control Loops
Relationships between variables
Inputs for HAZOP
"What If" Studies
software tools
key points
CADE's approach
- Unestable equilibrium state
- High sensibility processes
- High Dependance between variables
- High Performance assurance
ASPENMATHCAD
1.1 - Process Simulation1.2 - Upset Analysis
1.3 - Sensitive Analysis
2.1 - Thermal-Hydraulic and FEM Analysis2.2 - CHT - Conjugated Heat - Transfer2.3 - Process Equipment Design
1 - Process Engineering
2 - Process Equipment Engineering
CAPABILITIES AND SERVICES
advanced energy, thermal and process engineeringadvanced mechanical engineering
C A D E s o l u c i o n e s d e i n g e n i e r i a - E S P A Ñ A - S P A I N
THERMO - HYDRAULICANALYSIS
CFD SIMULATION
Steady State
PROCESS VAL IDAT ION / RE -DES IGN
software tools
Transient State
Flow DistributionHeat Transfer ProfilesTemperature Profiles
Pressure ProfilesVelocity Profiles
MECHANICAL ANALYSISFEA
Steady StateTransient State
Thermal - Structural FEM analysis
Short and long term cycle perfomanceFatigue analysis
Full dynamic response, spectrum, harmonic, modal analysisTemperature/stress distribution over solid model (metal)
Fitness for Service Assessment API 579
key points
CADE's approach
- High pressure and temperature
- Dynamic processes
- Thermal and Mechanical Performance importance
- High Stress requirements
- Cycle operation (Start Up, Shut Down). Fatigue phenomena
- Heat Bridges, Heat Losses, Internal Lining
- Flow Effect: Vibrations, noise, pressure drop, turbulence
- Fitness for Service Assessment API 579
- Compressibility effects (gases)
CFD (Computational Fluid Dynamics) FLUENT, CFX, OPENFOAMMATHCADANSYS
2 - Process Equipment Engineering
1 - Process Engineering
1.1 - Process Simulation1.2 - Upset Analysis1.3 - Sensitive Analysis
2.1 - Thermal-Hydraulic and FEM Analysis2.2 - CHT - Conjugated Heat - Transfer2.3 - Process Equipment Design
MECHAN ICAL DES IGN / VAL IDAT ION
CAPABILITIES AND SERVICES
advanced energy, thermal and process engineeringadvanced mechanical engineering
C A D E s o l u c i o n e s d e i n g e n i e r i a - E S P A Ñ A - S P A I N
CONJUGATED HEAT TRANSFERCFD
PROCESS DES IGN / CFD VAL IDAT ION
software tools
Transient State
Heat Transfer between fluid and solidTemperature Profiles (solid and fluid)Exchanged Power Profiles Vs Time
MECHAN ICAL DES IGN / VAL IDAT IONMECHANICAL ANALYSIS
FEA
Steady / Transient State
Local Effects (extended surfaces)Heating demand by solid (heating applications)
Thermal-Structural FEM analysis
Heat recovered (heat recovery applications)
Short and long term cycle perfomanceFatigue analysis
Full dynamic response, spectrum, harmonic, modal analysisFitness for Service Assessment API 579
key points
CADE's approach
- Transient heating of solid / fluid
- Tridimensional Heat Transfer inside solid / fluid
- Heat Transfer controlled by Heat Capacity of solid
- Phase change of solid / fluid
- Large thickness equipment under cycle operation
- Liquid/Gas circulation inside solid
- High mass ratio solid/fluid systems
- Heat transfer inside solid assumed as not negligible
CFD (Computational Fluid Dynamics) FLUENT, CFX, OPENFOAMANSYS
2 - Process Equipment Engineering
1 - Process Engineering
1.1 - Process Simulation1.2 - Upset Analysis1.3 - Sensitive Analysis
2.1 - Thermal-Hydraulic and FEM Analysis
2.2 - CHT - Conjugated Heat - Transfer2.3 - Process Equipment Design
CAPABILITIES AND SERVICES
advanced energy, thermal and process engineeringadvanced mechanical engineering
C A D E s o l u c i o n e s d e i n g e n i e r i a - E S P A Ñ A - S P A I N
REFERENCE CASE
Rating Case
MECHAN ICAL DES IGN / VAL IDAT IONMECHANICAL DESIGN
Design according to codes
PROCESS DES IGN
Main DimensionsInternals
Reference P&IDReference PFD (design and rating cases)
Process Data Sheet (design and rating cases)
Thermal - Structural analysisShort and long term cycle perfomance
Design Case
Static / Dynamic FEASteady / Transient State FEA
software tools
T H E R M O - H Y D R A U L CCFD SIMULATION
+ F E M A N A LY S I S
Fatigue analysisFull dynamic response, spectrum, harmonic, modal analysis
Mechanical designPiping stress analysis
Steady / Transient State
Fitness for Service Assessment API 579CFD + FEA as per point 2.1
design codes
key points
CADE's approach
- Heat Transfer
- Hydraulic regimen influence
- Mass Transfer
- Gas-Liquid Systems
- Solid-Fluid Systems
- Heat Recovery
- Reacting medium
CFD - FLUENT, CFX, OPENFOAMANSYS
ASPENHysys
Mathcad
HTFS (ASPEN)PVELITECAESAR II
ASMEAD2000ENCODAPBS
2 - Process Equipment Engineering
1 - Process Engineering
1.1 - Process Simulation1.2 - Upset Analysis1.3 - Sensitive Analysis
2.1 - Thermal-Hydraulic and FEM Analysis2.2 - CHT - Conjugated Heat - Transfer
2.3 - Process Equipment Design
- Air Cooler- TEMA Heat Exchanger- HRSG / Waste Heat Boiler- Steam Drum- Steam Dryer- Deaerator- Separation Equipment- Reactor- Dynamic Mixer
CAPABILITIES AND SERVICES
advanced energy, thermal and process engineeringadvanced mechanical engineering
CA
DE
s
ol
uc
io
ne
s
de
i
ng
en
ie
ri
a
-
ES
PA
ÑA
-
S
PA
IN
Thermal and Hydraulic simulation of exhaust gas pipe network (including relief valves behaviour) and flare stack.Mechanical validation of pipes, KO Drum and flare stack.
Following issues were carried out:
- Simulation of relief valves- Heat transfer simulation between gas and external ambient (hot case, cold case, rain, etc.)- Friction pressure losses and vacuum simulation of pipe network- CFD simulation for obtaining temperature and pressure profiles inside the flare stack in transient conditions.- Mechanical validation of pipes and KO Drum under vacuum conditions.- Mechanical validation of flare shaft considering temperature profile along the shaft for hot and cold cases.- Upgrading mechanical proposal for KO Drum and Flare according to current corrosion status.
- Thermal and Hydraulic simulation- Mechanical pipe network validation under vacuum according to ASME B31.3- FEA validation of KO Drum and shaft flare including temperature influence on guyed stack
- Pressure and temperature profiles along pipe network- Pressure and temperature profiles along flare shaft- Upgrading mechanical proposal for vessels (KO Drum) and shaft flare
approach
objective
results and conclusions
flare gas recovery system
2 - Process Equipment Engineering
1 - Process Engineering1.1 - Process Simulation1.2 - Upset Analysis1.3 - Sensitive Analysis
2.1 - Thermal-Hydraulic and FEM Analysis2.2 - CHT - Conjugated Heat - Transfer2.3 - Process Equipment Design
CASE STUDY
advanced energy, thermal and process engineeringadvanced mechanical engineering
C A D E s o l u c i o n e s d e i n g e n i e r i a - E S P A Ñ A - S P A I N
Thermal design of a Steam Generator Train for a CSP Power Plant (Solar Parabolic Trough) unde steady state operational conditions and transient simulation during Steam Turbine Start Up.
Following issues were carried out:
- Thermal steady state design- Simulation of HTF System (Solar field, steam generation train and steam turbine)- Optimization of steam generator train to meet steam turbine start up ramp (design)
- Optimized geometry of Steam Generation Train- Performance curves
Thermal design under steady state conditions
Solar field simulation Vs time (HTF temperatures and flow curves Vs time)
Transient Performance of Steam Generator Train (Steam temperature, pressure and mass flow Vs time)
Redesign of Heat Exchanger Train to meet Steam Requirements during turbine start up
steam generator train in CSP (concentrated solar power) plants
objective
approach
results and conclusions
2 - Process Equipment Engineering
1 - Process Engineering1.1 - Process Simulation1.2 - Upset Analysis1.3 - Sensitive Analysis
2.1 - Thermal-Hydraulic and FEM Analysis2.2 - CHT - Conjugated Heat - Transfer2.3 - Process Equipment Design
CASE STUDY
advanced energy, thermal and process engineeringadvanced mechanical engineering
C A D E s o l u c i o n e s d e i n g e n i e r i a - E S P A Ñ A - S P A I N
Size optimization of HTF pipe network in Solar Parabolic Trough Power Plant according to real solar irradiation (DNI) on plant location.
Following issues were carried out.
- Simulation of solar irradiation- Simulation of solar collectors performance within solar field- Calculation of HTF temperature and mass flow curves withing solar field- Hydraulic simulation of pipe network in order to determinate friction losses.- Thermal simulation of pipe network in order to determinate heat losses.- Size optimization of individual parts of pipe network from aneconomical and energetic point of view.
- Simulation of solar field- Thermal and Hydraulic simulation of HTF pipe network- Optimization algorithm
- Optimum size of individual parts of HTF pipe network
HTF system sizing optimization in CSP plants
objective
approach
results and conclusions
2 - Process Equipment Engineering
1 - Process Engineering1.1 - Process Simulation1.2 - Upset Analysis1.3 - Sensitive Analysis
2.1 - Thermal-Hydraulic and FEM Analysis2.2 - CHT - Conjugated Heat - Transfer2.3 - Process Equipment Design
CASE STUDY
advanced energy, thermal and process engineeringadvanced mechanical engineering
C A D E s o l u c i o n e s d e i n g e n i e r i a - E S P A Ñ A - S P A I N
Simulation of Downstream treatment and Combustion in a Gas Turbine of a compressed Syngas stream.
Following issues were carried out.
- Simulation of Downstream treatment (cooling, depressurization, solubility and gas-liquid separation)- Gas turbine simulation- Optimization of process variables in order to maximize electric power from turbine- Hydraulic simulation of pipe network in order to determinate friction losses.- Integration useful thermal energy of exhaust hot gases from turbine in actual process plant- Feasibility
- Simulation of Downstream Process- Simulation of Gas Turbine - Optimization algorithm
- PFD- P&ID- Optimized Downstream Treatment variables- Technical-Economical feasibility study
downstream treatment and combustion of a compressed Syngas
objective
approach
results and conclusions
2 - Process Equipment Engineering
1 - Process Engineering1.1 - Process Simulation1.2 - Upset Analysis1.3 - Sensitive Analysis
2.1 - Thermal-Hydraulic and FEM Analysis2.2 - CHT - Conjugated Heat - Transfer2.3 - Process Equipment Design
CASE STUDY
advanced energy, thermal and process engineeringadvanced mechanical engineering
C A D E s o l u c i o n e s d e i n g e n i e r i a - E S P A Ñ A - S P A I N
Optimization of Pressure and Temperature for a biomass gasification process in order to maximize Low Heating Value (LHV) of Syngas.Following issues were carried out.
- Simulation of kinetic of Gasification Process- Study of influence of Pressure and Temperature in kinetic and composition of Syngas- Performance curves Vs pressure and temperature- Optimization of process variables to maximize LHV of Syngas- Proposal of gasification reactor dimensions- Economical study for optimization case.
- Simulation of process- Optimization algorithm- Feasibility study
- Optimized process variables- Performance of reactor for optimized variables- Technical-Economical feasibility study for optimized cases- Proposal of gasification reactor main dimensions
advanced gasification processes (reacting medium)
objective
approach
results and conclusions
2 - Process Equipment Engineering
1 - Process Engineering
1.1 - Process Simulation1.2 - Upset Analysis1.3 - Sensitive Analysis
2.1 - Thermal-Hydraulic and FEM Analysis2.2 - CHT - Conjugated Heat - Transfer2.3 - Process Equipment Design
CASE STUDY
advanced energy, thermal and process engineeringadvanced mechanical engineering
C A D E s o l u c i o n e s d e i n g e n i e r i a - E S P A Ñ A - S P A I N
Influence evaluation of two upset conditions from a process and mechanical point of view on HRSG (fired tube type).
Conditions to be evaluated: by-pass system failure and steam line depressurization.
Following issues were carried out:
- Thermal and Hydraulic simulation under upset conditions (tube side and shell side)- Refractory lining performance (channels, tubesheet, and tubes)- Temperature distribution of pressure parts by performing transient FEA- Stress distribution of pressure parts by performing transient FEA- Proposal to minimize effects of upset conditions under consideration
- Thermal-Hydraulic simulation- Transient Thermal and Mechanical FEA
- Temperature and pressure distribution of cold and hot fluids- Temperature and stress distribution of pressure parts- Remediation and prevention process measures
heat recovery steam generator (HRSG)
objective
approach
results and conclusions
2 - Process Equipment Engineering
1 - Process Engineering1.1 - Process Simulation
1.2 - Upset Analysis1.3 - Sensitive Analysis
2.1 - Thermal-Hydraulic and FEM Analysis2.2 - CHT - Conjugated Heat - Transfer2.3 - Process Equipment Design
CASE STUDY
advanced energy, thermal and process engineeringadvanced mechanical engineering
C A D E s o l u c i o n e s d e i n g e n i e r i a - E S P A Ñ A - S P A I N
Simulation of Water Knock-Out (3-phase configuration) under failure of temperature control valve of steam supply line for internal coil.
Following issues were carried out:
- Maximum steam flow through control valve- Temperature and evaporation rate of water under maximum steam flow- Turbulence inside vessel- Performance of separator (composition of each phase)- Performance of demister under upset conditions (flow temperature, pressure and gas composition)
- Heat transfer simulation between internal tube exchanger and fluid)- Hydrodynamic simulation of liquids under evaporation conditions- Thermodynamic equilibrium of phases
- Separation Efficiency for each phase- Composition of each phase- Maximum temperature of each phase
water knock-out drum with internal tube heat exchanger
objective
approach
results and conclusions
2 - Process Equipment Engineering
1 - Process Engineering1.1 - Process Simulation
1.2 - Upset Analysis1.3 - Sensitive Analysis
2.1 - Thermal-Hydraulic and FEM Analysis2.2 - CHT - Conjugated Heat - Transfer2.3 - Process Equipment Design
CASE STUDY
advanced energy, thermal and process engineeringadvanced mechanical engineering
C A D E s o l u c i o n e s d e i n g e n i e r i a - E S P A Ñ A - S P A I N
Simulation of influence of failure in Methane composition Control Loop on biogas line equipment (H2S removal, gas turbine, flare and related equipment)
Following issues were carried out:
- Calculation of maximum flow and composition of biogas under uncontrolled captation.- Simulation of effect over hydraulic seals of biogas line (biogas leak to atmosphere)- Response simulation of H2S removal system under biogas peak flow (peak of H2S content in outlet stream)- Composition of combustion gases under H2S peak- Dew point for acid components of combustion gases and risk of corrosion in cold points
- Hydraulic simulation on biogas pipe network- Process simulation of equipment (desulphuration scrubber, gas turbine and flare)- Emissions and corrosion study
- Flow and compositon of emissions- Cold points to be checked to prevent local corrosion- Re-design of lines and drain points
biogas line
objective
approach
results and conclusions
2 - Process Equipment Engineering
1 - Process Engineering1.1 - Process Simulation
1.2 - Upset Analysis1.3 - Sensitive Analysis
2.1 - Thermal-Hydraulic and FEM Analysis2.2 - CHT - Conjugated Heat - Transfer2.3 - Process Equipment Design
CASE STUDY
advanced energy, thermal and process engineeringadvanced mechanical engineering
C A D E s o l u c i o n e s d e i n g e n i e r i a - E S P A Ñ A - S P A I N
Friction losses
Header 1 Header 2
Length
Thermal and Kinetic Simulation of Exothermic Reactor in order to define cooling system and control loop.
Following issues were carried out:
- Kinetic simulation- Heat transfer simulation between reacting medium and internal cooling coil- Calculation of steady steates Vs cooling fluid temperature - Stability Phase Diagrams- Definition of stable operation conditions
- Kinetic and thermal model- Transient simulation and steady state calculations Vs operational conditions
- Operational conditions (reacting medium and cooling system) in order to achieve stable steady states.- Sensitive diagrams for main operational variables- Temperature control loop proposal
Diagram phase (unstable steady state)
Diagram phase (stable steady state)
exothermic reactor
objective
approach
results and conclusions
2 - Process Equipment Engineering
1 - Process Engineering1.1 - Process Simulation1.2 - Upset Analysis
1.3 - Sensitive Analysis
2.1 - Thermo-Hydraulic and FEM Analysis2.2 - CHT - Conjugated Heat - Transfer2.3 - Process Equipment Design
CASE STUDY
advanced energy, thermal and process engineeringadvanced mechanical engineering
C A D E s o l u c i o n e s d e i n g e n i e r i a - E S P A Ñ A - S P A I N
Kinetic Simulation of Fermenter in order to determinate stable conditions for start-up and operation as well as prediction of effects of changes in biomass inlet flow.
Following issues were carried out:
- Kinetic simulation- Calculation of steady states Vs initial biological substrate concentration - Effect of changes in inlet biomass flow on each steady state- Recirculation effect
- Kinetic simulation- Transient simulation and steady states calculation- Methane production optimization
- Operational conditions to achieve steady state with maximum methane production- Recirculation rate- Control loop proposal based on methane concentration
biological reactor (Fermenter)
objective
approach
results and conclusions
2 - Process Equipment Engineering
1 - Process Engineering1.1 - Process Simulation1.2 - Upset Analysis
1.3 - Sensitive Analysis
2.1 - Thermo-Hydraulic and FEM Analysis2.2 - CHT - Conjugated Heat - Transfer2.3 - Process Equipment Design
CASE STUDY
advanced energy, thermal and process engineeringadvanced mechanical engineering
C A D E s o l u c i o n e s d e i n g e n i e r i a - E S P A Ñ A - S P A I N
Thermal-Hydraulic and mechanical validation of air cooler (ACHE) working as after cooler in gas compression line during start-up (recycled and opened flow)
Following issues were carried out:
- Performance of ACHE during start-up ramp- CFD of tubeside during start-up- FEM analysis of nozzles, headers, finned tubes and tubesheets during start-up. Input data extracted from previous CFD output.
- Mass flow rate which allows a safety and stable start-up of line, in order to avoid excessive pressure losses, local absolute pressures and velocities. - Detail thermal performance of ACHE during start-up.- Maximum stress of pressure parts- Maximum allowable number of cycles- Design modifications and aumented inspections proposal for bundle tube supports
- ACHE thermal rating for each point of start-up ramp- Thermal-hydraulic simulation of tubeside during start-up ramp- Dynamic stress analysis- Fatigue analysis and evaluation
lp bog after cooler (air cooled heat exchanger)
objective
approach
results and conclusions
2 - Process Equipment Engineering
1 - Process Engineering
1.1 - Process Simulation1.2 - Upset Analysis1.3 - Sensitive Analysis
2.1 - Thermal-Hydraulic and FEM Analysis2.2 - CHT - Conjugated Heat - Transfer2.3 - Process Equipment Design
CASE STUDY
advanced energy, thermal and process engineeringadvanced mechanical engineering
Air side film coefficient Vs time
Tube side Mach number
Inlet flow rate Vs time
C A D E s o l u c i o n e s d e i n g e n i e r i a - E S P A Ñ A - S P A I N
Mechanical design of nozzles and saddles of HTF system equipment (expanssion vessels, buffer tanks, etc.).Thermal shock evaluation under transiend conditions.
Following issues were carried out:
- Transient thermal simulation (inputs required for FEA)- FEA for pressure parts (shell, heads, nozzles) and saddles
- Nozzles reinforcement- Saddles geometry- Maximum number of allowable cycles for operating life
- Transient thermal calculation of fluid bulk temperature inside based on initial temperature, inlet temperature and flow curves- Inside heat transfer coefficient for gas and liquid- FEA of nozzles (inlet liquid part)- FEA of saddles- Fatigue analysis and evaluation
HTF expansion vessel
objective
approach
results and conclusions
2 - Process Equipment Engineering
1 - Process Engineering
1.1 - Process Simulation1.2 - Upset Analysis1.3 - Sensitive Analysis
2.1 - Thermal-Hydraulic and FEM Analysis2.2 - CHT - Conjugated Heat - Transfer2.3 - Process Equipment Design
CASE STUDY
advanced energy, thermal and process engineeringadvanced mechanical engineering
C A D E s o l u c i o n e s d e i n g e n i e r i a - E S P A Ñ A - S P A I N
Validation of conventional thermal and mechanical design of two Waste Heat Boiler (WHB) of a Desulphuration Plant by means of Finite Element Analysis (FEA) in order to study local effects from a thermal and mechanical point of view, considering process requirements.
Following issues were carried out:
- Static thermal simulation to determinate tube side and shell side bulk temperatures and heat transfer coefficients.- FEA to determinate temperature distribution within solids- FEA to determinate stress of pressure parts
- Full mechanical design - Channels and tubesheet linning- Forged ring knuckle geometry- Tubesheet thickness- Risers and downcomers stress analysis
- Thermal-Hydraulic design (full) including steam risers and downcomers - Definition of internal refractory lining for channels to meet minimum and maximum wall temperature limits for cold and hot process cases.- Validation of tubesheet lining and ferrules of tubes (Max. tube-tubesheet temperature)- FEA of channels, forged ring/Knucle and tubesheet- FEA of risers and downcomers
WHB - waste heat boiler
objective
approach
results and conclusions
2 - Process Equipment Engineering
1 - Process Engineering
1.1 - Process Simulation1.2 - Upset Analysis1.3 - Sensitive Analysis
2.1 - Thermal-Hydraulic and FEM Analysis2.2 - CHT - Conjugated Heat - Transfer2.3 - Process Equipment Design
CASE STUDY
advanced energy, thermal and process engineeringadvanced mechanical engineering
C A D E s o l u c i o n e s d e i n g e n i e r i a - E S P A Ñ A - S P A I N
Validation of conventional thermal and mechanical design of two Waste Heat Boiler (WHB) of a Desulphuration Plant by means of Finite Element Analysis (FEA) in order to study local effects from a thermal and mechanical point of view, considering process requirements.
Following issues were carried out:
- Static thermal simulation to determinate tube side and shell side bulk temperatures and heat transfer coefficients.- FEA to determinate temperature distribution within solids- FEA to determinate stress of pressure parts
- Channels and tubesheet linning- Forged ring knuckle geometry- Tubesheet thickness- Risers and downcomers stress analysis
- Definition of internal refractory lining for channels to meet minimum and maximum wall temperature limits for cold and hot process cases.- Validation of tubesheet lining and ferrules of tubes (Max. tube-tubesheet temperature)- FEA of channels, forged ring/Knucle and tubesheet- FEA of risers and downcomers
flue gas system
objective
approach
results and conclusions
2 - Process Equipment Engineering
1 - Process Engineering
1.1 - Process Simulation1.2 - Upset Analysis1.3 - Sensitive Analysis
2.1 - Thermal-Hydraulic and FEM Analysis2.2 - CHT - Conjugated Heat - Transfer2.3 - Process Equipment Design
CASE STUDY
advanced energy, thermal and process engineeringadvanced mechanical engineering
C A D E s o l u c i o n e s d e i n g e n i e r i a - E S P A Ñ A - S P A I N
Optimization of Zinc Melting Furnace (thermal duty, recirculation rate and geometry) by CFD/CHT
Following issues were carried out:
- Transient conjugated heat transfer of system solid ingot-liquid zinc (Fluent)- Optimization of process and geometry parameters
- Chambers geometry- Recirculation mass flow- Thermal duty and position of burners
- Transient Ingot Heating simulation during specified melting time- Thermal-Hydraulic simulation of surrounding heating fluid (liquid zinc)- Effect of recirculation rate and chambers geometry- Effect of solid ingot in flow profiles during melting process- Transient study of trayectories of slag inside melting chamber
melting zinc furnace
objective approach
results and conclusions
2 - Process Equipment Engineering
1 - Process Engineering
1.1 - Process Simulation1.2 - Upset Analysis1.3 - Sensitive Analysis
2.1 - Thermal-Hydraulic and FEM Analysis
2.2 - CHT - Conjugated Heat - Transfer2.3 - Process Equipment Design
CASE STUDY
advanced energy, thermal and process engineeringadvanced mechanical engineering
C A D E s o l u c i o n e s d e i n g e n i e r i a - E S P A Ñ A - S P A I N
Design of thermal storage system based on concrete with thermal oil acting as heating/cooling fluid by CFD/CHT
System is able to storage excess energy and to recover it adapted to demand with thermal oil as heating / cooling fluid
Following issues were carried out:
- Transient conjugated heat transfer of concrete system (Fluent)- Optimization of geometry in order to meet process requirements (heating and cooling ramps)
- Heat Exchanger geometry (concrete section and tubes)- Charging and discharging curves Vs time
- Definition of tubes geometry and pitch - Thermal-Hydraulic simulation of tubeside (HTF side) - Tridimensional conduction heat transfer inside solid based on thermal properties (conductivity and heat capacity)- Definition of external isolation in order to minimize heat losses
thermal energy storage
objective
approach
results and conclusions
2 - Process Equipment Engineering
1 - Process Engineering
1.1 - Process Simulation1.2 - Upset Analysis1.3 - Sensitive Analysis
2.1 - Thermal-Hydraulic and FEM Analysis
2.2 - CHT - Conjugated Heat - Transfer2.3 - Process Equipment Design
CASE STUDY
advanced energy, thermal and process engineeringadvanced mechanical engineering
C A D E s o l u c i o n e s d e i n g e n i e r i a - E S P A Ñ A - S P A I N
Determination of effect of finned tube (thermal inertia based on heat capacity) on gas temperature during transient periods in an Air Cooler Heat Exchanger. Definition of temperature control loop and winterization strategies.
Following issues were carried out:
- Thermal air side / tube side simulation- Calculation of heat exchanged based on inlet tube side temperature and flow curves.- Performance of finned tube Vs time- Tube side outlet temperature Vs time
- Process gas outlet temperature considering thermal inertia of finned tubes- Proposal for "tunning" temperature control loop based on an adapting fuzzy control loop- Proposal for new set pont for recirculation air temperature during winterization strategy
- Transient Conjugated Heat Transfer of air - finned tube -gas system- Calculation of effect on outlet gas temperature of heat capacity of finned tube Vs time
finned tubes (recovery heat exchanger)
objective
approach
results and conclusions
2 - Process Equipment Engineering
1 - Process Engineering
1.1 - Process Simulation1.2 - Upset Analysis1.3 - Sensitive Analysis
2.1 - Thermal-Hydraulic and FEM Analysis
2.2 - CHT - Conjugated Heat - Transfer2.3 - Process Equipment Design
CASE STUDY
advanced energy, thermal and process engineeringadvanced mechanical engineering
C A D E s o l u c i o n e s d e i n g e n i e r i a - E S P A Ñ A - S P A I N
Thermal, Hydraulic and Mechanical design of Waste Heat Boiler (fired tube type) for a Sulphur Recovery Plant.
Following issues were carried out:
- Thermal design of Shell and Tube Heat Exchanger (fired tube)- Hydraulic design of riser, downcomers and steam drum- Mechanical design of pressure parts based on design conditions- Thermal and Mechanical evaluation of rating cases
- Thermal and hydraulic design (TEMA Process Data Sheet)- Mechanical Calculation report- Risers and downcomers Stress report
This scope was complemented with a Thermal-Hydraulic + FEA analysis for detailed study of local effects as per case study described in section 2.1
- Process design (Thermal and Hydraulic)- Mechanical design of pressure parts
waste heat boiler (WHB)
objective
approach
results and conclusions
2 - Process Equipment Engineering
1 - Process Engineering
1.1 - Process Simulation1.2 - Upset Analysis1.3 - Sensitive Analysis
2.1 - Thermal-Hydraulic and FEM Analysis2.2 - CHT - Conjugated Heat - Transfer
2.3 - Process Equipment Design
CASE STUDY
advanced energy, thermal and process engineeringadvanced mechanical engineering
C A D E s o l u c i o n e s d e i n g e n i e r i a - E S P A Ñ A - S P A I N
Thermal, Hydraulic and Mechanical design of Biflux Heat Exchanger (bayonet type)
Following issues were carried out:
- Thermal and Hydraulic design- Material selection- Mechanical design of pressure parts based on design conditions- Thermal and Mechanical evaluation of rating case
- Thermal and hydraulic design (TEMA Process Data Sheet)- Mechanical calculation report
- Process design (Thermal and Hydraulic)- Mechanical design of pressure parts
heat exchangers
objective
approach
results and conclusions
(biflux, feedwater heaters, closed cooling water, steam superheater, Shell and Tube, etc.)
2 - Process Equipment Engineering
1 - Process Engineering
1.1 - Process Simulation1.2 - Upset Analysis1.3 - Sensitive Analysis
2.1 - Thermal-Hydraulic and FEM Analysis2.2 - CHT - Conjugated Heat - Transfer
2.3 - Process Equipment Design
CASE STUDY
advanced energy, thermal and process engineeringadvanced mechanical engineering
C A D E s o l u c i o n e s d e i n g e n i e r i a - E S P A Ñ A - S P A I N
Design of Spray Dryer (drying chamber and cyclon chamber) for lixiviates effluent from landfill.
Following issues were carried out:
- Atomization system design- Air heating supply design- Volute air inlet design- Drying chamber and cyclon design- Instrumentation and control- Mechanical design of pressure parts and auxiliary structures
- P&ID- Dimensional drawings of drying chamber and cyclon- Atomization system specification- Specification Data Sheet of commercial components- Instrumentation and control strategy
- Fluid-dynamics design of drying chamber and cyclon by means of CFD simulation- Static Mechanical design of pressure parts- Mechanical design of auxiliary structures
spray dryer
objective
approach
results and conclusions
2 - Process Equipment Engineering
1 - Process Engineering
1.1 - Process Simulation1.2 - Upset Analysis1.3 - Sensitive Analysis
2.1 - Thermal-Hydraulic and FEM Analysis2.2 - CHT - Conjugated Heat - Transfer
2.3 - Process Equipment Design
CASE STUDY
advanced energy, thermal and process engineeringadvanced mechanical engineering
C A D E s o l u c i o n e s d e i n g e n i e r i a - E S P A Ñ A - S P A I N
Thermal, Hydraulic and Mechanical design of Air Coolers according to API 661.
Following issues were carried out:
- Thermal design- Rating evaluation- Mechanical design of pressure parts- Instruments and control loop proposal
- P&ID- API 661 Process Data Sheet- Control loops
- Thermal design according to API 661- Static Mechanical design of pressure parts
air coolers
objective
approach
results and conclusions
2 - Process Equipment Engineering
1 - Process Engineering
1.1 - Process Simulation1.2 - Upset Analysis1.3 - Sensitive Analysis
2.1 - Thermal-Hydraulic and FEM Analysis2.2 - CHT - Conjugated Heat - Transfer
2.3 - Process Equipment Design
CASE STUDY
advanced energy, thermal and process engineeringadvanced mechanical engineering
C A D E s o l u c i o n e s d e i n g e n i e r i a - E S P A Ñ A - S P A I N
Complete basic and detail engineering of CSP pilot plant based on molten salt as heat transfer fluid.
Following tasks were carried out:
- Basic and detail engineering including: - Process design- Design of main process equipment- Mechanical/Structural/Civil Works/Electric engineering
- Molten Salt loop process simulation- Thermal and Hydrodynamic simulation: HTF mass flow optimization (mmin / mmax)- Temperature profile inside receiver- Piping Stress and flexibility analysis- Impedance heating - Materials selection (piping, valves, etc.)
Basic and Detail engineering of molten salt Loop
objective
results and conclusions
CSP Pilot Plant
CSP - Concentrated Solar Power CASE STUDY
advanced energy, thermal and process engineeringadvanced mechanical engineering
C A D E s o l u c i o n e s d e i n g e n i e r i a - E S P A Ñ A - S P A I NC A D E s o l u c i o n e s d e i n g e n i e r i a - E S P A Ñ A - S P A I N