Ventilation Systems Articles

  • Erik Bode from The Netherlands wanted a better performing ventilation system - Case story

    Erik Boode from Markelo in the Netherlands were to build his third house, but wanted a better performing ventilation system. In his search he came across the ventilation system developed by DACS. In my DACS house it is quite different –I have two houses, each with a traditional negative pressure ventilation system from a well-known manufacturer here in the ...


    By DACS A/S

  • Mr. Piljan from Serbia turns off heating at day 13, even during the cold period - Case study

    Two years ago Mr. Piljan from Boljevci in Serbia bought a DACS ventilation system for one of his existing 4 houses. The aim was to find out which ventilation system to choose for his four new houses that he was about to build. Much lower heat consumption With the DACS system Mr. Piljan quickly found out that the climate in this house could be easier controlled and ...


    By DACS A/S

  • Danbroiler in Denmark were convinced that DACS ventilation system was performing best - Case study

    Johannes Kudsk, Operations Manager at Danbroiler in Denmark, produces 3.5 million broilers a year in fifteen sheds. The production is all in/all out resulting in 8.2 crops annually. The extreme periods –During the extreme periods, in summer and winter, you see a clear difference. In the fourteen DACS sheds, adjustment and compensation in relation to the ...


    By DACS A/S

  • DACS ventilation system creates a constant flow of temperate air, Hooks Drove, England

    Jamie Curston from Hooks Drove, Cambridgeshire, England, manages a 500,000+ bird farm equipped with a complete climate solution from DACS. The eight houses were commissioned in October 2014 and have been running flawlessly ever since. –The DACS ventilation system creates a constant flow of temperate air throughout the shed which keeps the litter dry - which in turn gives us excellent ...


    By DACS A/S

  • Axetris LGD F200-NH3 successfully integrated and tested at Harper Adams University - Case study

    Researchers at Harper Adams University, Shropshire, United Kingdom, built and tested a multi-channel ammonia monitoring system by integrating the Axetris LGD F200 with the goal of developing a system which would provide substantially higher measurement performance, while being cost-efficient and robust for real-world use. Extensive tests were conducted over the span of multiple years, and the LGD ...


    By Axetris Ag

  • An Introduction to Ventilation Butterfly Valve

    Overview: Ventilation butterfly valve is used in chemical industry, building materials, power plants, glass and other industries in the ventilation, environmental engineering dust or hot air gas pipeline. It acts as a gas medium to regulate and control the flow or shut-off in the pipes. ...


    By Adamant Valves

  • What makes high-risk pipelines deteriorate to a state of failure?

    According to AWWA's 2016 Benchmarking Survey, the average water and wastewater utility has seven breaks per 100 miles of piping every year. Tip-top systems experience just four breaks in that distance, while those at the bottom have 18. While it’s interesting to note the difference in break rates, it’s unfair ...

  • Top five reasons why monitoring the CO2 concentration is a great idea

    CO2 has been a very hot topic for a few years now mainly due to its relation to climate change and also government policy. Leaving this aside, controlling and monitoring indoor levels of carbon dioxide inside building is important for everyone to consider for safety, health and even energy efficiency. Here are 5 reasons why you should by all means measure the CO2 levels in your space. ...

  • Slay The Certification Uncertainty Dragon

    Passing the CIH, the ASP, the CSP, or the CHMM exam is a valiant quest filled with hardship and uncertainty. You set out on the arduous journey to pass the exam. You know the exam will be tough, but with determination and persistence, you’re confident you will prevail over the examination beast. You work hard. You study every night for 2 hours after your kids go to bed. ...


  • Inverness Terrace, Bayswater, Central London - Case Study

    This new built apartment block with 20 luxury flats in Bayswater was completed 2016. Better Planet was contracted to design, supply, install and commission all the under floor heating and MVHR (Mechanical Ventilation and Heat recovery). We were also contracted to install and commission 20 air source heat pumps providing heating and cooling through fan coil units. ...


  • Carbon Monoxide (CO) and Carbon Dioxide (CO2) Safety

    Know the Gases, Know the Dangers and Protect Yourself Do you know the differences between carbon monoxide (CO) and carbon dioxide (CO2)? If you don’t then there are no guarantees your safety measures will be adequate. These two different gases are often mixed up with people becoming confused over which they need to protect against, when and how. ...


    By SHEilds Ltd

  • Antibiotic susceptibility of Legionella strains isolated from public water sources in Macau and Guangzhou

    The purpose of this study was to investigate the susceptibility of waterborne strains of Legionella to eight antimicrobials commonly used in legionellosis therapy. The minimum inhibitory concentrations (MICs) of 66 environmental Legionella strains, isolated from fountains and cooling towers of public facilities (hotels, schools, and shopping malls) in Macau and Guangzhou, ...


    By IWA Publishing

  • A Leap in the Dark – Safety Precautions in Confined Spaces

    Considering the Risks, Preparation and Appropriate PPE Mentioning ‘confined spaces’ probably conjures up some fairly potent claustrophobic – and not entirely pleasant – images in the mind for most. However, do you really know what to look out for and how to address the inherent dangers of entering these spaces? Work within a confined space is likely to be ...


    By SHEilds Ltd

  • Case study - Odor treatment in a ventilation shaft of a sewage tunnel

    Bioconservacion’s distributor for municipal biogas and odor applications in Turkey, Biotek Ltd, has recently won a tender for Izmir’s municipal authority IZSU to supply equipment and media for odor abatement coming from a ventilation shaft of a sewage tunnel. These shafts, also known as airshafts or vent shafts, are passages used in different applications such as mines ...


    By Bioconservacion SA

  • Case study - Better maintenance starts with better documentation

    OXIDIZER SERVICE SERIES: PART 1 Your oxidizer system is both a significant investment in - and a long term commitment to - environmental compliance. Part of properly servicing your oxidizer system is maintaining the design documentation associated with that system. In the oxidizer design world, National Fire Protection Association (NFPA) standards are often viewed as good practice. However, not ...

  • Bernaraby Landfill Power Plant - Case Study

    Clarke Energy has been contracted to supply and deliver one of GE's Jenbacher 1MWe containerised gas engine to LGI (Landfill Gas Industries Pty. Ltd.) for their new landfill gas power station project at Bernaraby, Queensland, Australia which will be operational in 2016. Generation Capacity The high efficiency ...


    By Clarke Energy

  • Empirical validation of a new heat stress index

    Thermal stress is a well-recognised health hazard in the workplace. In addition to the health deficits, working in the heat can impact significantly on the productivity of some industries which are located in harsh environments. A long-standing dilemma in OHS has been the specification of what constitutes a safe working environment. The current indices used to evaluate the environment are either ...


    By Scarlet Tech Ltd.

  • Cereform - case study

    As part of the global AB Maury Group, Cereform is providing a comprehensive range of technical bakery ingredients like dough conditioners and softeners, bread mixes and concentrates, soya flours, cake mixes and concentrates, donut mixes and concentrates and toppings, fillings and icings. During the production of these products they have various dust producing processes. One of the processes ...


    By Western Air Ducts (UK) Ltd.

  • 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 ...


    By Western Air Ducts (UK) Ltd.

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