[rev_slider slider_accueil_anglais]

SOLSI-CAD, mechanical engineering and consulting
since 1985

3D Mechanical Design and Drafting
Numerical Simulation (FEA / CFD / Plastic Injection)
3D Optical Scan (Reverse Engineering / Dimensional Inspection)

CAD
DESIGN

Product & Assembly Design
Mechanical Testing
3D Modeling
Drafting

What do we do?

  • Preliminary design
  • Detailed design
  • Design for manufacturability
  • GD&T / stack up analysis
  • CAD drawings / 3D modeling
  • System integration
  • Siting and feasibility study
  • Loads distribution calculation
  • Eurocodes for civil and structural engineering
  • Instrumentation and testing with our partner
    SOLSI-TEC
  • Onsite topology acquisition and 3D scan
  • Onsite surveys

Activites

  • Welded structure
  • Bolted assemblies
  • Metal fabrication, piping, ducts
  • Steel framing, footbridge, safety guardrails
  • Special-purpose machines
  • Tooling design
  • Plastic / Composite / Metal parts
  • Tensile, compression, bend testing
  • Fatigue and thermal aging testing
  • Prototyping & 3D printing w/ polyamide powder

Results

  • Scope statement, specifications definition
  • Plans, CAD drawings (DXF, DWG, PDF)
  • Fabrication instructions & CNC machine files (DSTV)
  • Installation instructions & Technical illustration
  • Suppliers research
  • Order placement and production monitoring
  • In-house assembly & testing
  • Client delivery and validation
  • Fabrication costing
  • Prototype costing

Softwares

  • AUTOCAD
  • 3DVIA
  • CATIA V4
  • CATIA V5
  • SOLIDWORKS
  • PRO-ENGINEER / CREO
  • UNIGRAPHICS NX SIEMENS
  • INVENTOR
  • ADVANCE STEEL

FEA
SIMULATION

Finite Element Analysis
Stress–Strain Analysis
Structural Mechanics
Thermomechanics

What do we do?

  • Kinematics and dynamics
  • Static, dynamic analysis
  • Elasticity, viscoelasticity and plasticity
  • Large deformations and hyperelasticity
  • Contact mechanics
  • Modal analysis
  • Spectral analysis
  • Instabilities calculation
    Web Yielding, Crippling and Buckling
  • Creep
  • Fatigue
  • Fracture mechanics
  • Thermal expansion
  • FSI Fluid Structure Interaction

Activites

  • Steel framing:
    Light & heavy gauge
  • Platforms, footbridge, handrail, grating
  • Welded structure
  • Bolted assemblies
  • Shells, piping, ducts
  • Special-purpose machines
  • Rotating machinery
  • Impact, drop test, crash test
  • Crack propagation
  • Wind, snow, severe weather loads
  • Explosive loading
  • Seismic analysis

Results

  • Stresses and deformed shape
  • Material selection:
    steel, alloys, composites, plastics
  • Natural frequencies
  • Lifetime estimation
  • Defect analysis and prevention
  • Topology optimization
  • Topography optimization
  • System performance characterisation
  • System failure simulation

Softwares

  • AUTOCAD
  • ANSYS WORKBENCH
  • ANSYS MECHANICAL
  • MSC NASTRAN
  • MSC MARC
  • HYPERMESH
  • OPTISTRUCT
  • RADIOSS
  • COSMOS WORKS
  • ADVANCE DESIGN
  • ROBOT STRUCTURAL ANALYSIS
  • ADVANCE DESIGN
  • SIMULIA / ABAQUS
  • SOLIDWORKS SIMULATION

CFD
SIMULATION

Heat Transfers
Fluid Mechanics
HPC Parallel Computing
1D System-level Simulation

What do we do?

  • Hydraulics
  • Compressible flow
  • Multispecies flow
  • Multiphasic flow
  • Particulate flow
  • Reacting flow
  • Convection, conduction, radiation
  • Evaporation / condensation
  • Melting / solidification
  • Combustion
  • Cavitation
  • External aerodynamics
  • FSI Fluid Structure Interaction

Activites

  • Flue gas treatment
  • Smoke plume dispersion
  • Atmospheric air pollutant dispersion
  • Exhaust hood, interior baffles, duct network
  • SCR, Electrofilter, Baghouse
  • Fan selection
  • HVAC
  • Wind loads on buildings
  • Fire / smoke extraction
  • Explosion / shock wave propagation
  • Rotating machinery
  • Power electronics cooling systems
  • Industrial processes
  • Boilers, furnaces, burners, ovens, incinerators
  • Agitation and mixing systems
  • Heat exchangers

Results

  • Flow homogeneization
  • Pressure drop minimization
  • Heat dissipation calculation
  • Comfort simulation
  • System performance characterisation
  • System failure simulation
  • System optimization

Softwares

  • ANSYS WORKBENCH
  • ANSYS DESIGN MODELER
  • ANSYS FLUENT
  • ANSYS MESHING
  • SOLIDWORKS FLOW SIMULATION
  • GAMBIT
  • TGRID
  • FLOWMASTER

PLASTIC INJECTION
SIMULATION

Compression mold simulation
Injection mold design
Plastic part design
Injection molding

What do we do?

  • Rheology
  • non-Newtonian fluids
  • Melt Flow Index (MFI)
  • Fiber orientation
  • Vicat Softening Temperature
  • Viscoelasticity
  • Heat Deflection Temperature (HDT)
  • Material shrinkage
  • Drying temperature

Activites

  • Plastics injection
  • Gas-Assist Injection Molding
  • Shrinkage analysis
  • Venting analysis
  • Suppress appareance defect
  • Cavities balancing
  • Sequential injection
  • Overbending extraction
  • MuCell Technology

Results

  • Injection process validation
  • Filling, packing, cooling
  • Internal stresses and deformation
  • Cycle time improvement
  • Hesitation effects
  • Target the root cause of deformations
  • Weld lines location
  • Material shrinkage
  • Clamp force
  • Bi-material and overmolding

Softwares

  • MOLDFLOW INSIGHT ULTIMATE

3D OPTICAL SCAN
CONTACTLESS

3D Metrology
Self-monitoring system
Portable measuring system
High accuracy acquisition 5µm

What do we do?

  • 3D acquisition of free-form surfaces
  • Metrological comparison with initial CAD model
  • GD&T control on the part / assembly:
    planarity, parallelism, cylindricity, …
  • Maximum material requirement
  • Position tolerance from a reference
  • Global/local best-fit

Activites

  • Quality control
  • Reverse engineering
  • Sheet metals, turbine blades, prototypes…
  • Plastic Parts inspection
  • Injection-molded, pressure die-cast, machined parts
    foundry
  • Curve-based inspection to evaluate gap and flush
  • Tooling inspection & design support
  • Footprint measurement
  • Failure analysis
  • Statistical process control
  • Exterior finish check
  • Assembly check
  • On site measurement

Results

  • CAD comparison: surface, sections, points, …
  • Dimensional analysis (2D, 3D, GD&T, SPC)
  • Inspection of surface defects:
    local analysis of dents, bulges and defects
  • Statistical process control (SPC)
  • Measuring reports

Equipement

  • Scan GOM ATOS 5-10µm accuracy
  • 3D coordinate measuring machine TRITOP

 

Our fields

Figures

Annual revenue in k€ in 2017
Employees
Years of existence
Customers and more

They trust us