Minimising noise is an important part of LEV design. The easiest way to achieve minimal noise, is by designing to encourage laminar flow. i.e. No bends directly before and after a fanset, no sharp tapers and use angled branch joints …
If you are looking for inspiration when setting about designing a TExT template for the Thorough Examination and Testing of LEV systems under CoSHH Reg 9 ….. look no further. Below are a number of Templates that can be freely …
So you’ve passed the P601 or P604 exam, congratulations! The next step is to submit two LEV Thorough Examination and Test Reports/one Commissioning Report. It can be difficult to know where to begin when it comes to submitting two LEV …
Latest OXYL8 LEV training video on YouTube which shows what happens when a Centrifugal fan is incorrectly wired (ie phases the wrong way round) – a situation which is all too common (estimated that approx 7% are incorrectly wired). The …
New OXYL8 training video on YouTube which provides an excellent introduction to the PITOT Tube, how to make the connections to a Manometer and how to take correct readings in a duct How to Use the PITOT Tube
A PDF of the slides from the BOHS Northern Ireland regional meeting. Titled Practical LEV Testing. BOHS Practical LEV Testing Slides
Glutton for punishment? Then you will enjoy our Manual calculation sheet! This is for calculating pressure losses for the P602 course and comes with notes to aid the practice of these calculations. We all rely on programs to calculate losses …
This is a glossary of basic LEV terms: ACoP – Approved code of practice. This carries greater legal weight in Great Britain courts than guidance. Aerodynamic diameter – The diameter of a unit-density sphere that has the same settling velocity in air as …
This document has several basic formulas and exercises for you to try out if you want to brush up on your maths skills for LEV. May also help those who are looking to pursue P601 & P602. BASIC MATHS HOMEWORK
If you have worked through Module 1 – then this one is just a little bit more challenging. This Module looks at the Fan Laws. these are empirical, in that they are best considered ‘approximations’ to the real world but …
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