Essays about: "ljudtrycksmätning"

Found 2 essays containing the word ljudtrycksmätning.

1. Investigation of design criteria for self-propelled mortar regarding sound pressure levels
University essay from KTH/Maskinkonstruktion (Inst.)
Author : Simon Hallin; [2013]
Keywords : Mortar; sound pressure measurements; ear protectors; granatkastare; ljudtrycksmätning; hörselskydd;

Abstract : Behovet av en mer mobil granatkastare har resulterat i en utredning av möjliga koncept som sedan ska gallras bort och resultera i en investering i ett nytt fordonsmonterat granatkastarsystem. Denna rapport beskriver utredningen av en potentiell risk med ett av de potentiella koncepten. READ MORE
2. Design guideline for audible warning signal and determination of sound pressure characteristics : Second version
University essay from Örebro universitet/Akademin för naturvetenskap och teknik
Author : Mikael Olsson; Anders Söderberg; [2011]
Keywords : warning signal; sound pressure characteristics; sound power level; horn placement; anechoic chamber; directivity; drilling rigs;

Abstract : Today Atlas Copco Rock Drills AB hasn’t got any method to determine how many warning alarms they need on their machines and how they should be mounted to use their full potential. At the moment a travel alarm is usually placed in the front of the machine and a reverse alarm in the back. READ MORE

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