Ventilation Systems Articles

  • Case-Study: Emission Monitoring in Tunnel Using Polludrone

    With the massive influx of Pilgrims to Mecca every year, the Abdul Aziz Tunnel in Jeddah faces excessive pollution during the holy month of Ramadan. The authorities thus had to equip the tunnel with air monitoring devices to monitor the pollution level. Oizom stationed Polludrone throughout the tunnel to observe the vehicular emission. The analyzed data helped the authorities to identify the peak ...


    By Oizom Instruments Pvt. Ltd.

  • Butane for THC and CBD Extraction Trend Requires Some Simple Steps to Stay Safe

    On May 17th, 2020, twelve firefighters were injured after an explosion occurred at a facility where butane is used for cannabis extraction. It is not yet known if butane was the cause of the explosion but, it was reported that, butane canisters where found in and around the building. The investigation is ongoing. According to a Politico article, following an uptick in explosions in Colorado, fire ...

  • COVID-19: 7 Safety Questions to ask before the return to work

    SARS-CoV-2, the virus that causes COVID-19, is a threat that’s here to stay. It has become clear that despite lifting some of the stricter rules, nothing will be quite the same as before. Until a more permanent solution is available, we will have to adapt the way we operate before we can return to work. Several weeks into “lockdown”, some countries have started easing ...


    By Pro-Sapien Software Ltd

  • Hot Smoke Test - White City (16 platform underground siding) - Case Study

    Concept were commissioned by Westfield’s to produce a thermally buoyant smoke effect within the siding complex in order to verify the performance of the smoke detection and smoke extraction system. The equipment used; ViCount 5000 / 180 / 1.7kw smoke generator, stainless steel deflector plate, smoke oil 180, propellant CO2 gas, calibrated temperature sensor / thermocouple and space heater. ...

  • Maintain Comfort While Minimizing Energy Cost with Data Loggers

    Heating, ventilation, and air conditioning (HVAC) systems are a necessity in keeping commercial and residential environments safe, comfortable, and efficient. If HVAC systems are improperly functioning, maintaining comfort while minimizing energy costs can be difficult. New energy efficiency standards have also prompted commercial and residential facilities to monitor and update outdated ...


    By MadgeTech, Inc.

  • Operation Comet - Hatfield Tunnel RTA (road traffic accident) - Case Study

    A staged multi-vehicle accident in the Hatfield Tunnel, involving a road tanker, 2 lorries and a minibus took place in October 2011.  Concept's ViCount smoke system produces the world's most persistent artificial smoke, critical when you are looking at smoke travel over several kilometres. The operation was designed to test the responses of the emergency services and the tunnel video smoke ...

  • Hot smoke test in a 16 platform underground siding - Case Study

    The requirement Our brief was to produce a thermally buoyant smoke layer in order to test the efficiency of the high level smoke extraction system, activating the VESDA smoke detection system, but without activation of the sprinkler system:   We supplied smoke generating equipment, an operator and technical guidance as to how this could be ...

  • Tunnel RTA drill and demonstration of the tunnel smoke control system - Case Study

    The requirement To simulate the smoke from a fire on an articulated lorry within a major 5 lane tunnel on the M25, increasing in density and volume as the fire was deemed to have taken hold.   A series of staged accidents behind the RTA supplemented the fire itself, to create challenges for all of the emergency ...

  • Mass Flow Controllers Support Ventilator Testing

    Precision Mass Flow Control Validates Ventilator Accuracy It’s actually a life and death matter, and we take this very seriously. Accurate mass flow control is crucial in the process of validating the accuracy of oxygen flow for mechanical ventilators and respiratory medical equipment. Ventilators are designed to pump oxygen into a patient that is breathing insufficiently or unable ...


    By Sierra Instruments, Inc.

  • Guest Blog: Requirements for AC Systems after COVID-19

    Our latest blog comes courtesy of Vent-Tech, an experienced ventilation provider and an approved EcoCooling installer. This topical post quashes the unqualified rumours about the safety of air conditioning systems and COVID-19. What’s the truth about air conditioning and COVID-19? There have been a lot of posts on social ...


    By EcoCooling Ltd

  • Checklist for Loading Dock Safety & Fall Protection

    Loading docks are busy places. And that’s a good thing—that means projects are moving and your business is strong. But the busier you are, the more apt you are to overlook safety. This can be particularly true during specific seasons, like the holiday rush. Even the most insignificant things can cause an accident and slow down production. Since more than one-quarter of all industrial ...


    By FabEnCo, Inc.

  • Explosive Growth in Alcohol-Based Hand Sanitizer Production

    Overview On January 31, 2020, the Secretary of Health and Human Services (“HHS”) declared a public health emergency related to the COVID-19 pandemic. Shortly thereafter, hand sanitizer began to disappear from U.S. retailers’ shelves, as anxious consumers (and, unfortunately, opportunistic hoarders and resellers as well) swept up all available stock. In the ensuing ...

  • High Tech Research Centre - Case Study

    The UK’s new High Temperature Research Centre (HTRC) has been designed to provide the UK with world-leading R&D capabilities in investment casting – and to tackle the dust extraction and fume extraction challenges these processes involve, both today and in the future, Western Air Ducts has designed and installed a complete, intelligent LEV system. The showcase £60m facility, ...


    By Western Air Ducts UK Ltd.

  • COSHH LEV for one of the UK’s Largest Universities - Case Study

    In early 2019 Exeter University made contact with Western Air Ducts to see whether as a company we have the scope and interest to look after the campus wide LEV systems they have. Exeter University is one of the leading universities in the UK, and although they cover many different core subjects they are particularly strong in life sciences and medicine. They ...


    By Western Air Ducts UK Ltd.

  • Building Ventilation – The Proper Air Changes Per Hour (ACH)

    Posted by atlanticei If you need ventilation consulting or testing discussed in this article, call us at 1-800-344-4414 or e-mail us at info@atlenv.com for details and a free estimate. Written By:  Robert E. Sheriff, MS, CIH, CSP, ...

  • Project Marseille tunnel ventilation systems - Case Study

    Summary: AQMesh air quality monitoring pods have been selected for use in a project to control the ventilation of a road tunnel in the city of Marseille. Location: Marseille, France Date: February 2019 - Present Customer: AtmoSud (AirPACA) / ...


    By AQMesh

  • Local Exhaust Ventilation – Protecting the Worker from Exposure to Air Contaminants

    If you need assistance with Local Exhaust Ventilation as discussed in this article, call us at 1- 800-344-4414 or e-mail us at info@atlenv.com for details and a free estimate. There are a variety of ways to protect a worker from exposure to an air contaminant. The best option is to eliminate contaminants!! Often this is not possible! ...

  • Common Solvents (Volatile Organic Compounds-VOC’s) and Their Health Hazards

    Are All Voc’s Hazardous to Health? Are Mineral Spirits, Petroleum Distillates, Petroleum Naphtha, Stoddard Solvent, VM&P Naphtha, Lacquer Thinner, Painters’ Naphtha, Turpentine, Isopropyl Alcohol, Methyl Alcohol, Toluene, Acetone, and Xylene all the same? Are they hazardous? The answer is NO! YES. No, they are not the same because each one is chemically ...


    By Atlantic Environmental, Inc.

  • Job Safety Analysis (JSA) Job Hazard Analysis (JHA) Using an Outside/Third Party

    A Job Safety Analysis (JSA) by any other name is a Job Hazard Analysis (JHA). The discussion will rage on for decades with both sides being right!—and Wrong! For this discussion, a JSA and a JHA are one and the same with the end result totally the same—attempting to prevent any injury or illness on the job. For discussion—and continued controversy—I will hereafter ...


    By Atlantic Environmental, Inc.

  • OPV glass façade installation for an exterior lift shaft, Marburg, Germany Case Study

    BI-Powersol, a product of BGT Bischoff Glas Technik AG using OPV modules from OPVIUS GmbH (formerly BELECTRIC OPV), has passed the project specific impact test for laminated glass to be installed vertically in elevated height. The test were made in conjunction with a glass façade project done in Marburg, Germany where a OPV-glass façade is used to ventilate an exterior lift shaft ...


    By Opvius GmbH

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