Development of monitoring performance tools for Local Exhaust Ventilation (LEV) system

Zam Azri, Muhammad Adib Hakimi (2023) Development of monitoring performance tools for Local Exhaust Ventilation (LEV) system. Project Report. Melaka, Malaysia, Universiti Teknikal Malaysia Melaka. (Submitted)

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Abstract

Local exhaust ventilation (LEV) is an engineering technique that is commonly used in the workplace to protect workers from dangerous pollutants. LEV must be delivered by suppliers in a way that is suitable for the intended application, has been demonstrated to work, and will continue to work. The employer (owner of the LEV) is accountable for making sure that adequate controls are in place. The goal of this project is to create performance monitoring tools for local exhaust ventilation (LEV) systems with the use of a data collection system for the pressure, velocity, and flowrate parameters. Following the measurements, the data had to be manually entered into a form and calculated. With this strategy, the review process is dragged out and wasteful. Because of this, one of the several techniques in this proposal for assessing the performance of the LEV is the development of a monitoring performance tools approach. An automated operation for determining the approach pressure, velocity, and flowrate distribution is developed into the monitoring tools. The tool is for performance monitoring. The hood, which is attached to the local exhaust ventilation (LEV) system, is the point where the pollutant is collected or contained before entering the LEV system (LEV). This tries to reduce the risk of harmful air being blown into the workplace by draughts. Along with being appropriate for the sort of chemical being generated, the hood also needs to be appropriate for the activity being carried out. The performance of the Local Exhaust Ventilation System (LEV) will be able to be determined by the monitoring instrument that was built. By entering variable information into the monitoring tools, such as static pressure and velocity pressure, which will subsequently assess the LEV total pressure, this will be accomplished. The first monitoring tool method involves using Excel software to manipulate data like mathematical operations on a grid of cells arranged in numbered rows and letter-named columns. It contains a vast array of builtin features to handle statistical, technical, and financial demands. The more sophisticated monitoring performance tools for Local Exhaust Ventilation (LEV) systems, however, were also developed and worked in a manner similar to that of the excel programme, but they were more portable and user-friendly for a variety of devices. These software work successfully with the data parameter required and also use to signal the performances of the Local Exhaust Ventilation (LEV) system thanks to some simple JavaScript text that is funded in the calconic application. The study's conclusions might be applied to a normal workplace with a small LEV system depending on the actions carried out and the arrangement of the regions covered. A collection of typical design features is also developed to provide a more precise estimation for data measurement of the effectiveness of the local exhaust ventilation (LEV).

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