SIM Engineering : Acoustics and Vibration Design Office

Nos logiciels & matériels

Our software & hardware

Our company offers comprehensive measurement and analysis expertise, supported by a diverse fleet of sensors and a range of state-of-the-art software. We offer tailor-made solutions ranging from acoustic, vibratory and aeraulic measurements to acoustic modeling and structural calculations. Thanks to our in-house developed software and hardware, we can provide customized on-site analysis to meet our customers’ specific needs. With our ability to deploy a large number of sensors simultaneously, we are ready to take on the most complex measurement and analysis challenges.

Our equipment

Sensors and Calibrators

  • 30 Class 1 integrating sound level meters (B&K, 01dB, Cirrus, SVAN).
  • 20 Dosimeters (01dB, SVANTEK)
  • 10 Single-axis and three-axis accelerometers (Dytran, DJB, 01dB)
  • 10 Calibrators (01dB, B&K, Cirrus, Rion)
  • 3 multichannel acquisition stations (Oros, SVAN)
  • 3 Pitot probes (aeraulic measurements)
  • Bruel & Kjaer Intensity Prob probes

Noise sources and standard shock

  • 1 B&K omnidirectional source
  • 3 Mobile sources MIPRO MA
  • 1 Alarm pistol (impulse noise)
  • 1 Norsonic impact machine / 1 Impact hammer

2 GFAI Tech acoustic cameras and acquisition unit

  • 1 48-microphone circular antenna
  • 1 48-microphone tri-axis antenna

Meteorological measuring equipment

  • 4 Weather sensors (KESTREL)
  • 6 humidity sensors (KIMO)
  • 2 GSM-connected weather stations (wind speed and direction, 3D anemometers)
  • 2 x 10m weather masts

Over 180 monitoring stations

Nos logiciels & matériels

Our software

Measurement data processing and analysis

  • SIM-LEA (SIM Engineering) – Acoustic measurement analysis software
  • SIM-EOL (SIM Engineering) – Statistical and cross-analysis software for acoustic/weather impact studies on wind farms
  • SIM-RTE (SIM Engineering) – Statistical and cross-analysis software for acoustic/moisture impact studies on power lines
  • dBTrait/dBLexD – 01dB,
  • Evaluator/Protector – B&K,
  • SIM- Tools – Cirrus

Mapping and Plans

  • AutoCAD – LT 2015

Internal acoustic modeling of premises

  • Catt Acoustics
  • Raynoise
  • Rayplus
  • Acoubat
  • Acous Propa

External environmental acoustic modeling

  • IMMI – Predictor

Pulsating modeling

  • NEART ( Developed by SIM Engineering)

Mechanical, vibration and airflow modeling

  • ANSYS
  • Auto Pipe, Caesar
  • Open-Foam
  • Fluent
  • SIDLAB