This information is used to improve and customize your browsing experience and for measuring analytics about our visitors both on this website and other media. 8000 757. – Technology Consultant, SEMCO Inc. Johns Hopkins Ross Research Building: The Owner’s Perspective. Company: FläktGroup® SEMCO™ Product: Elite Series Description: Featuring a SEMCO 3A wheel, EC fans, foam panels, and BACnet capable controls, this energy recovery system uses the cold or hot air contained in the return air stream to precondition the outdoor air being brought into the building. This wheel is supported by an improved extruded aluminum structural hub, spokes and rim system. SEMCO uses a highly selective 3Å molecular SEMCO® is a registered trademark of SEMCO, LLC and SEMCO Duct and Acoustical Products, Inc. SEMCO, LLC and SEMCO Duct & Acoustical Products, Inc. are part of FläktGroup and are sometimes referred to collectively as FläktGroup SEMCO. The SEMCO True 3Å Wheel has the industry’s highest recovery performance (AHRI Certified) and Recovery Efficiency Ratios (RER). Fläktgroup SEMCO, Columbia, MO. All rights reserved. The 12 True 3Å total energy wheels installed at the CRBI building have operated continuously, 24 hours per day, at this research laboratory for approximately 16 years. In conjunction with an Energy Recovery Unit the SEMCO wheels help to pre-cool and dehumidify the outdoor air during the cooling season and preheat and humidify the outdoor air during the heating season. Anti-corrosion, anti-microbial anti-stick face coatings are standard. Other savings and advantages can be accomplished with the SEMCO wheel products. Although most owners, architects and engineers recognize the benefits of bringing in more outdoor air, many are concerned about the impact on equipment and operating costs. SEMCO's EP Series offers the ultimate performance in the transfer of total energy (both latent and sensible). All our technical and sales documents in one place. HVAC equipment manufacturer SEMCO LLC is celebrating the 30-year anniversary of its True 3-angstrom (3Å) Total Energy Wheel used in commercial, institutional and industrial facility HVAC systems. All rights reserved. PROBLEM 2006. Why SEMCO Wheels? It is logical to conclude that if carry-over of gaseous compounds (very small airborne particles) can be avoided, so will larger particulates. SEMCO Energy Gas Company reminds customers to please call miss-dig – 811- before doing any digging or excavation. Today, the True 3Å Wheel is marketed globally and now competes against numerous other brands that have since adopted aluminum wheels with a 3A molecular sieve desiccant coating. True 3Å  is available singly, in self-contained conditioning units, or as retrofits of existing wheels. As a result, the outdoor air quantity can be increased from 5 to 20 cfm per person without increasing energy costs. Click here to sign up to attend one of our AIA approved webinars on energy recovery wheels and check our our other webinars as well! FläktGroup SEMCO’s True 3Å™ wheel has 3 Ångstrom molecular sieve coating. Our collective experience is unrivalled. Semco offers four basic cap seals for cartridges: Threaded-Cap Seal, S-Seal, Tri-Seal Cap and T-Seal. In addition to its low EATR, it also incorporates an anti-corrosion and anti-stick coating to reduce cross contamination. Longevity of the FläktGroup® SEMCOTM TRUE 3Å wheel: confirmed in continuous laboratory exhaust environment Find out how FläktGroup SEMCO wheels have played a prominent role in the laboratory HVAC systems in Johns Hopkins labs and how the technology … SEMCO® LLC has introduced the eQ Series, the HVAC industry's most efficient dedicated outdoor air energy recovery system under 15,000-cfm for schools, offices, hotels, and other commercial applications 50,000 square feet and less. This wheel is supported by an improved … Pressure Loss (in in. • Molecular sieves are crystalline metalalumino-silicates (basically ceramic materials). Note 1: Results Based upon laboratory testing showing average contaminant carry-over for eight different chemical families. True 3Å Wheel was introduced and patented in 1987. SEMCO LLC is celebrating the 30-year anniversary of its True 3-angstrom (3Å) Total Energy (TE) Wheel used in commercial, institutional, and industrial facility HVAC systems. It was a concerted effort by SEMCO to understand the real world application of energy wheels. SEMCO energy recovery and outside air treatment systems offer unique packaged solutions to: Deliver low dew points (down to 20°F) to OR’s while minimizing the tons of cooling input. SEMCO ENERGY Gas Company reminds customers to call MISS DIG (811) at least 3 days prior to doing any digging or excavation. SEMCO. This wheel is supported by an improved extruded aluminum structural hub, spokes and rim system. Designed specifically to replace a wide range of existing heat wheels and energy recovery wheels, many that have performed poorly, or failed completely. The heart of this system is a technologically advanced True 3Å desiccant wheel. The True 3Å Wheel is marketed globally and now competes against numerous other brands that have since adopted aluminum wheels with a 3A molecular sieve desiccant coating. When ASHRAE 84 procedures followed, contaminant familes chosen by the Georgia Tech Research Institute. 15000 704. Measured Average Contaminant Carry-Over Percentage1 (%) of the True 3Å Wheel Versus the Competition. SEMCO Airflow Testing White Paper. Anti-corrosion, anti-microbial anti-stick face coatings are standard. Johns Hopkins Ross Research Building: • 450,000 cfm of combined laboratory/vivarium • 164 fume hoods, 154 biosafety cabinets and general exhaust through recovery wheels • Eight SEMCO 3Å molecular sieve coated total energy Contaminant carry-over with True 3Å is less than .045% Desiccant – A naturally occurring or man-made material with a high affinity for water vapor. “It is said that imitation is the sincerest form of flattery,” said John C. Fischer, SEMCO’s Director of Technology and the patented True 3Å Wheel’s inventor. Design Features Recovery Effectiveness (in %) Velocity (fpm) EXCLU-SIEVE® Competition 4000 806. Animal Labs. Why 3A? A metric was put in place to report recovered energy divided by the power used to recover that energy. Request for Wheel Retrofit Quote Velocity (fpm) EXCLU-SIEVE® Competition 4700 05.3 0.4 This standard, which is referenced in part or whole by all building codes in the United States, recommends that outdoor air quantities be increased from 5 cfm per person to 20 cfm per person (in an office environment) to avoid adverse health effects. CONCLUSION OF THE GEORGIA TECH RESEARCH INSTITUTE STUDY: Even the smallest virus will not fit into the 3 Ångstrom pores of the FläktGroup SEMCO 3 Ångstrom coating. It is available as both a single (EP) or dual (EPD) wheel system. confirms the ability of the SEMCO 3A wheel to limit the transfer of gaseous contaminants below the .045% claimed in our literature. Comparison of SEMCO's EXCLU-SIEVE wheel perfor-mance with published data by competitors. FläktGroup SEMCO is a global leader in air management. GTRI Cross Contamination Testing Report. Recover energy from labs via True 3Å (3 angstrom) wheels, eliminating cross contamination and providing the industry’s best recovery efficiency ratio (RER) Importance of the 3A Molecular Sieve Desiccant Coated Total Energy Wheel to the HVAC Indoor Air Quality (IAQ) Market (Revision 3) Background on the development of the 3A molecular sieve “total energy” recovery wheel: During the energy crisis of the 1970’s, the … Thermowheel TR-697 Energy Recovery Wheel Installed To Replace SEMCO TE3-70 Heat Wheel at Boeing facility, Everett, WA. The SEMCO True 3Å Wheel has the industry’s highest recovery performance (AHRI Certified) and Recovery Efficiency Ratios (RER). This selectivity allows True 3Å to be used in critical applications, including recovery from contaminated air … “It is said that imitation is the sincerest form of flattery,” said John C. Fischer, SEMCO’s Director of Technology and the patented True 3Å Wheel’s inventor. ASHRAE Standard 62, Ventilation for Acceptable Indoor Air Quality, defines the minimum outdoor air ventilation rates required to achieve acceptable indoor air quality. The company’s energy recovery rotors have tens of thousands of applications while maintaining a reputation for high quality, low maintenance, and low costs energy recovery wheels. SEMCO Antimicrobial Activity Wheel Research. 75. AHRI Guideline V was developed to calculate the efficiency of energy recovery ventilation. It has the industry's lowest contaminant carry-over and has been installed to process air such as those exhausted from many medical research centers and laboratories-- facilities where solutions to … [NEW] Energy Recovery Wheel Purge - ASHRAE 62.1 Compliance, Not All 3A Wheels Limit Contaminant Transfer, SEMCO Antimicrobial Activity Wheel Research. [NEW] Energy Recovery Wheel Purge - ASHRAE 62.1 Compliance. Having an enthalpy wheel results in a significant cooling season energy savings, but, equally important, the ability to operate at much lower winter ambient conditions without condensation or frost formation. GTRI Report Part 1. >> Read the site inspection summary "Longevity of the SEMCO TRUE 3A wheel: Confirmed in Continuous Laboratory Exhaust Environment", Competitor Wheel                                       SEMCO True 3Å. Not All 3A Wheels Limit Contaminant Transfer. Importance of the 3A Molecular Sieve Desiccant Coated Total Energy Recovery Wheel to the HVAC Indoor Air Quality Marke t Comparing the Antimicrobial Activity of the SEMCO 3Å Total Energy Wheel with other selected Antimicrobial Surface Treatments • Equal latent and sensible heat transfer enthalpy wheel. With more people at home this spring, SEMCO has experienced an increase in line hits caused by people digging before calling MISS DIG. SEMCO sound attenuating and fire rated panels are quickly assembled together to provide enclosures for equipment and processes. Coaxial Cartridge Two sections of the cartridge and both have their own molded pistons. Minimal maintenance has been completed since the systems are only shutdown during extended holidays or on an emergency basis. Semco’s true 3A ER wheel is available in multiple size up to 70,000 cfm; and can be applied singly, in self-contained units, or as retrofits of existing wheels. It has ASHRAE 1060 certified performance for an EATR of 0.045 % when properly applied. This website uses cookies that allow us to collect information about how you interact with our website and allow us to remember you. 6500 850. © 2021 FläktGroup SEMCO. Hygienic Hygroscopic wheel with molecular desiccant coating, which avoids contaminant carryover. Today, the True 3Å Wheel is marketed globally and now competes against numerous other brands that have since adopted aluminum wheels with a 3A molecular sieve desiccant coating. “It is said that imitation is the sincerest form of flattery,” says John C. Fischer, SEMCO’s director of technology and the patented True 3Å Wheel’s inventor. According to the company, its combination of a proprietary 3A molecular sieve desiccant coating on a durable fluted aluminum wheel revolutionized sensible and … FläktGroup SEMCO is a worldwide HVAC product innovator in the science of air movement, noise abatement, energy efficiency and indoor air quality. No SEMCO wheel has ever failed an AHRI certification test. SEMCO® is a registered trademark of SEMCO, LLC and SEMCO Duct and Acoustical Products, Inc. SEMCO, LLC and SEMCO Duct & Acoustical Products, Inc. are part of FläktGroup and are sometimes referred to collectively as FläktGroup SEMCO. 81. SEMCO 3A heat recovery wheels recover heat from exhaust streams that contain contaminants that must not be reintroduced into labs or other industrial applications. (See also Wheel.) FläktGroup SEMCO wheels provide the solution to the ASHRAE 62 mandate. Pre-engineered and factory assembled, the EP Series system also provides the air handling … The focus of SEMCO wheel technology is to have nearly equal latent and temperature transfer. The wheel has a molecular sieve-desiccant coating that is selective in what it absorbs from an exhaust air stream. • Independently certified wheel performance in Dehumidification accordance with AHRI 1060 standards with regard to: latent heat transfer efficiency, sensible heat transfer efficiency, pressure loss across the wheel. Anti-corrosion, anti-microbial anti-stick face coatings are standard. © 2021 FläktGroup SEMCO. Cartridges Capable of handling a wide variety of chemical fluids for storage and application. They effectively operate with low efficiency filters without impacting the long term performance of the recovery device. 242 likes. True 3A (angstrom) Total Energy Wheel by SEMCO. Anti-corrosion, anti-microbial anti-stick face coatings are standard. 2 What are molecular sieves and why is the 3A version the right choice for total energy wheels? Site by WebRevelation | Bookmark Website | Terms of Use, Antimicrobial activity of the SEMCO 3Å total energy wheel, Importance of the 3Å Molecular Sieve Desiccant, Not All 3Å Recovery Wheels Limit Contaminant Transfer, Impact of the SEMCO anti-stick face coating on the collection and cleaning of environmental tobacco smoke from the wheel surface. Our constant aim is to provide systems that precisely deliver the best indoor air quality and performance, as well as maximize energy efficiency. Only water moisture is transferred. We specialize in the design and manufacture of a wide range of air climate and air movement solutions.