Variable Refrigerant Flow Systems (VRF or VRV) News & Trends

To improve access into the Four Queens Hotel and Casino in Las Vegas, Four Queens recently added a 48 foot air curtain. Built using Ruskin’s IAQ50 air flow measuring and control dampers, the new air curtain efficiently and economically maintains the pressure in the building. Designed to satisfy the needs of a variety of applications, the IAQ50 air flow measuring and control damper provides the perfect solution to difficult challenges. Downtown Las Vegas hasn’t been the same since th...

The owners of St. John Medical Center in Tulsa, Oklahoma find comfort in knowing their emergency generator system is protected by Ruskin. A newly built penthouse using Ruskin’s Wind Driven Rain Resistant EME6625 Louver keeps the top-floor generator room dry and secure. Ruskin EME6625 Louver Designed to handle the severe weather conditions often found in the Midwest, the EME6625 Louver creates very low pressure drop while providing the best combination of rain protection and high airflow...

Flynt and Kallenberger Engineer, Justin Roush P.E., knew from previous experience that the non-ducted VRV systems would have trouble meeting ASHRAE Standard 62 (Ventilation for Acceptable Indoor Air Quality) while maintaining a comfortable environment inside the building because of the high humidity in Tahlequah. “Eastern Oklahoma is a very humid place. Humidity is the bane of our existence out here,” Roush said. He knew that the outdoor conditions in this area, 101° dry bulb, 8...

The professionals who operate hospitals understand the importance of good air quality in maintaining a healthy environment. Unfortunately, many health care facilities don’t have the proper systems or adequate ventilation to meet current codes. That was the case for Mahaska County Hospital in Oskaloosa, Iowa. Upgrading HVAC system In 1965, the hospital was remodeled and expanded. This included building a new multi-story wing. In 1998, the hospital decided to do a complete retrofit of the...

Warm weather is officially on the horizon, which for most, means it's time to install window air conditioners. Although window air conditioners are an affordable cooling option, many people find them to be a hassle. According to extensive consumer research conducted by Midea, the air treatment company, consumers are most concerned with installation, cooling performance and energy efficiency. Midea also found that more than 70 percent of consumers would like to open the window where a window air...

Eurovent and REHVA call on all relevant authorities in the EU and globally to recognise the manufacturing, distribution, installation, maintenance and repair of HVACR equipment as essential business activities and therefore exempt them from COVID-19 shutdown orders and travel restrictions. HVACR equipment supports critical infrastructure in the healthcare, food cold chain, data centre and building sectors notably. Prolonged shutdown of HVACR manufacturing activities might have severe consequenc...

Summer season is solely throughout the nook, which suggests it will be prolonged sooner than the first waves of sweltering heat. For those looking for a quick and cheap choice to cool down their personal residence, or explicit areas of personal residence similar to the storage or office, a window AC is an environment friendly option. Window ACs are no longer the ear-grinding energy hogs that they were in the past. Many of the window ACs in the market currently are easy to place in the house, ru...

Thermo King, a front-runner in transport temperature control solutions for a variety of mobile applications and a brand of Trane Technologies, is introducing the SG-5000, the next generation generator set for marine containers. Available in both clip-on and under-mount configurations, the SG-5000 can power all ISO reefers on the market, and ensure complete temperature control and protection of the refrigerated cargo. Designed and manufactured specifically for the North American market, the new...

It is well-publicized that the NHS is crying out for personal protective equipment (PPE) for its frontline workers who are dealing with victims of the coronavirus pandemic.   On hearing this news, design engineers at the Preston-based site of boiler manufacturer Baxi Heating have taken up the baton, swapping the use of their 3D printers from making prototype boiler components to frames for protective face masks. 3D printing  Having seen an article about 3D print hobbyist Sid Lo...

When it comes to Hurricanes, Mother Nature usually wins. Recent advancements in Louver design, however, are leveling the playing field. Ruskin's new Hurricane Louvers hold up under pressure in severe weather by preventing wind and rain damage. These louvers are built to withstand 160 psf windloads and nearly 9" per hour rainfalls. With this engineering breakthrough, it’s no wonder Ruskin products are the most widely specified in the industry. series of test protocols As the provider of t...

Mikel D. Crews notified AAON, Inc. of his intent to retire as Vice President, Operations, effective May 2020. Mr. Crews has been with the Company since its inception and had a large role in developing the talent to succeed him. In furtherance of the Company’s ongoing succession planning initiatives, Mr. Crews’ duties will be reallocated to Stephen Wakefield, Vice President of Engineering, as well as other Company personnel. Mr. Crews has served as Vice President, Operations since 20...

Armstrong Fluid Technology has announced a series of six new webinars for the month of April designed to help building managers, engineers and maintenance professionals navigate energy savings during a changing environment. ‘Smart HVAC Systems’ webinars Focusing on a variety of critical topics from ‘Remote Connectivity’ to ‘Indoor Air Quality’ and ‘Smart HVAC Systems for a New World’, the insightful sessions address all aspects of building perfor...

Mitsubishi Electric Corporation announces that its European subsidiary Mitsubishi Electric Europe B.V. acquired on April 1 all shares of AQS PRODUKTER AB, a comfort, process, and IT cooling and heat pump distributor in Sweden, a market with promising prospects. AQS, which has been selling commercial cooling and heat pump products for 35 years, possesses excellent technical capabilities and know-how. Until now, Mitsubishi Electric has been selling mainly residential and light commercial products...

DENSO Corporation announced that it established the DENSO Mobility Collaborative Research Center on April 1, jointly with Tokyo Institute of Technology (Tokyo Tech) under the university’s industry liaison program. The Collaborative Research Cluster will promote joint research with the support of Tokyo Tech’s Open Innovation Platform from research planning to commercialization. DENSO and Tokyo Tech DENSO and Tokyo Tech have conducted joint research and produced results in many fiel...

AgriD Inc., which DENSO Corporation and Asai Nursery, Inc., jointly established, has started shipping cherry tomatoes cultivated at its newly built greenhouse, one of the largest in Japan, in Inabe City, Mie Prefecture. Japanese agriculture faces severe labor shortages due to the decreasing number and aging of farmers. Smart farming based on robot technology and ICT holds the potential to help farmers compensate for lost labor, while achieving high-quality agricultural production. AgriD AgriD...

DENSO Corporation (DENSO), the second largest advanced automotive technology supplier in the world, has announced its investment in Certhon Group (Certhon), operating mainly in Europe and the United States, to expand the horticulture business in the global market. DENSO and Certhon will collaborate to develop and provide greenhouse solutions. agricultural production system While food demand increases as the global population continues to grow, the number of the agricultural population is decr...

Thermo King Corporation (Thermo King), a globally renowned company in transport temperature control solutions for a variety of mobile applications and a brand of Trane Technologies, announced that its South African based dealer, Grindrod Intermodal, has expanded its services and will now offer Thermo King SGCM-3000 generator sets (Gensets) to customers in the region. SGCM-3000 generator sets Transporters moving perishable goods like grapes or citrus fruit throughout South Africa, can now benef...

DENSO Corporation announced it is joining a project from D-Wave Systems Inc., the pioneer in quantum cloud service “Leap2”, to give anyone working on problems related to COVID-19 free, immediate access to the company’s quantum computer. As researchers in every industry, such as medical care and infection prevention, are trying to find solutions, the initiative comes in response to a request from the Canadian government for solutions to the pandemic across industries. Hybrid q...

On behalf of the employees and management at Uponor North America, the company stated that they are operating safely in their multiple plants and distribution centers with office teams working from home to cater to all the requirements and queries of customers and partners. Key COVID-19 Precautions Key Coronavirus precautions adopted: Instituting an internal task force to continually monitor the situation; Moving office workers to remote locations; Practicing and monitoring social distanc...

These are unprecedented times. At Carrier, protecting the health, safety and well-being of the employees and serving customers is Carrier’s top priority. The solutions are essential to healthy living – to maintaining indoor air quality, transporting the world’s perishable food and medical supply and keeping people protected from smoke and fire. As they navigate the evolving circumstances surrounding the novel coronavirus (COVID19), they are taking actions aligned with the la...

When guests stay at a hotel, they expect to be comfortable. Whatever they may put up with at home or at work, they don’t expect to have those same issues at a hotel. Matt Ganser, who has worked on both office buildings and hotels as EVP of technology and engineering at the energy-savings-as-a-service company Carbon Lighthouse, said the guest experience at hotels consequently plays a much larger part in deciding how to handle maintenance of the heating, ventilation and air conditioning syst...

Johnson Controls Chairman and CEO, George Oliver, reaffirmed that the Company is delivering 'essential products, services, and personnel' during the COVID-19 pandemic. "At times like these, it is critically important to reach out and let people know that we are here and that we continue to help hospitals, pharmacies and other essential businesses as needed to continue their operations," said Oliver. The Company first responded to the developing crisis in Wuhan, China where its local personnel i...

An innovative, efficient air conditioning system has been chosen to provide cooling and comfort to guests at the Strand Palace Hotel in the heart of London.  The hotel, which is walking distance from some of London’s most famous theatres and has been welcoming guests since 1909, needed to modernize its heating and cooling systems to ensure a quality experience for guests. High levels of energy efficiency and minimal disruption to the hotel’s operation during installation were a...

Trade associations and membership societies representing North America's Heating, Ventilation, Air Conditioning, and Refrigeration industry requested that federal, state, and local authorities grant "essential business" status to those technicians and engineers who are tasked with keeping the American people productive, healthy, and comfortable in these trying times. The Air-Conditioning, Heating, and Refrigeration Institute (AHRI) joined with nine other organizations, representing the HVACR an...

World Health Organization (WHO) advice on air conditioning and infection control on poorly ventilated non-ac buildings affect air quality and can contribute to the spread of disease. Filtration Systems Installation & Maintenance Microorganisms, such as those causing tuberculosis and legionnaires, can be transmitted by air conditioning systems, particularly when they are poorly maintained or when the number of air exchanges per hour in a room is insufficient. Filtration systems can be inst...

Amid concerns about the increasing scope of the coronavirus (COVID 19), International Institute of Ammonia Refrigeration (IIAR) has announced the cancellation of its 2020 IIAR Natural Refrigeration Conference & Heavy Equipment Expo, a major industry event focused on natural refrigerants in the industrial and commercial sectors. IIAR Conference cancelled IIAR joins a growing list of HVAC&R organizations worldwide that have cancelled trade gatherings over the coronavirus. The IIAR Confer...

Adcock has been awarded a maintenance contract to look after all air conditioning and ventilation equipment located at the Amazon Fulfilment Center in Tilbury. The first maintenance visit was completed at the end of February. Entering into a maintenance agreement to service their equipment regularly, automatically takes all the pressure off Amazon, as the engineers at Adcock ensure to meet all the F-Gas requirements and are on hand 365 days, 24/7 for Amazon.

The Air-Conditioning, Heating, and Refrigeration Institute (AHRI) file a petition with the U.S. Court of Appeals for the Fourth Circuit challenging the validity of a Department of Energy (DOE) regulation on commercial packaged boilers. "AHRI is asking that the Court review the rule because of our belief that the Department overstepped its statutory authority by issuing a rule that will impose an undue and significant burden on boiler manufacturers and consumers," said AHRI President & CEO S...

Schneider Electric is one of fifteen manufacturers and ten wholesalers who have signed up as founder members of EDATA, a new ‘By the industry for the industry’ product data pool. EDATA strategic initiative EDATA is the latest strategic initiative from the Electrical Distributors’ Association (EDA) under their EDA Data Services banner. E-commerce and digital transformation are inextricably linked to the availability of the highest quality product data, and EDATA offers manufa...

Globally renowned provider of underfloor air conditioning systems, AET Flexible Space has completed the supply and commissioning of underfloor air conditioning equipment at 42 Berners Street, Fitzrovia, in London, United Kingdom.  The 27,300 sq. ft. building, part of the Berners-Allsopp Estate is a high quality new build development created through the demolition of two town houses, offering 22,000 sq. ft. office accommodation on five of the seven floors and retail at basement and ground l...