Engineered Systems articles from October 2007

Engineered Systems archives from October 2007

Answers online: whether we're talking familiar quizzes or new energy dilemmas, guidance is increasingly a URL away.(Editor's Note)
October 1, 2007... If you read any one part of this magazine faithfully every single month, mostly likely that part is... well, not the "Editor's Note." But I'm OK with that, because I recognize that when it comes to engineering usefulness and a dare to prove...

Free ES Webinars.
October 1, 2007... To register, go to the Webinar section at www.esmagazine.com. NOVEMBER 7 Greening Data Center HVAC Systems Chris Johnston and Vali Sorrell (Syska Hennessy Group)

Calendar of events.(Calendar)
October 1, 2007... For more events and details, visit ESOnline at www.esmagazine.com. OCTOBER 28-30 Data Center Energy Efficiency By Design Uptime Institute Santa Fe, NM. For info, visit www.uptimeinstitute.org. NOVEMBER 7-9 Annual Greenbuild Conference &...

Owner's project requirements and basis of design.(Back 2 Basics: Based on Cx-3 ATC/FPT software)(Brief article)
October 1, 2007... For October's "Back to Basics" and "HVACR Designer's Tips," the HVAC system is taken from the 2007 ASHRAE Handbook--Applications Chapter 1, "Residences" and 2004 ASHRAE Handbook--HVAC Systems and Equipment, Chapter 1, "HVAC System Analysis and...

Engineering in the design phase.(Back 2 Basics: Based on Cx-3 ATC/FPT software)(Brief article)
October 1, 2007... * Unless the system selection is obvious, the designer should refer to Chapter 1 of the 2004 ASHRAE Handbook--HVAC Systems and Equipment for a refresher course on owner project compliance, goals, and basis of design. * Next, the designer...

Third-party commissioning and TAB engineering in the design phase.(Back 2 Basics: Based on Cx-3 ATC/FPT software)(Brief article)
October 1, 2007... * The commissioning engineer should review the owner's project requirements as well as the specific design criteria for project compliance. See above. * Also, commissioning engineer will write the commissioning plan and incorporate it into...

Test 227: condo/apartment complex HVAC system.(Statistical data)
October 1, 2007... [ILLUSTRATION OMITTED] Condo/Apartment Complex AHU-1 Device Tag Description Reaction [??] ACC-1 Air cooled condenser Off On ...

Humidity control units dry up Maine school's moisture concerns.(Case In Point)
October 1, 2007... * Fairview Elementary School is located in Auburn, ME, a small city on the banks of the Androscoggin River in the southwestern region of the state. Part of the Auburn school district, Fairview employs 45 teachers and professional staff to...

UVC lights keep it cool at Rio Grande Regional Hospital.(Case In Point)
October 1, 2007... * The rising cost of A/C energy is a problem for hospitals everywhere, and McAllen, TX is no exception. In a town where 90[degrees]F-plus days are common and the mercury can top 100o even in winter, the seasons might be described as "hot and...

Magazine ad leads to insulation coupling as part of district's retrofit.(Case In Point)
October 1, 2007... Three years ago, the Los Angeles Unified School District (LAUSD) was experiencing a problem completely unrelated to the task of educating its vast student body. Amid the usual stresses of standardized test scores, dress codes, hallway decorum,...

In digital they trust.(Case In Point)
October 1, 2007... Digital Realty Trust, the largest third-party owner of technology related real estate, acquires, manages, and builds mission critical communication and data center facilities. Since 2001, Digital Realty Trust's portfolio has grown to 62...

Heat transfer fluid scores a hat trick at hockey arena.(Case in Point)
October 1, 2007... Ralph Engelstad Arena is a world-class sports and entertainment venue on the campus of the University of North Dakota (UND) in Grand Forks. Constructed at a cost of more than $104 million, the facility hosts a wide array of sporting events,...

ASHRAE to provide design guidance for green health care facilities.(GIB Update)(Brief article)
October 1, 2007... Working to make advanced energy efficiency guidance mainstream, ASHRAE is developing a code-intended baseline sustainability standard for health care facilities. Proposed Standard 189.2, "Design, Construction and Operation of High-Performance...

DOE launches round three for industrial energy assessments.(GIB Update)(Brief article)
October 1, 2007... A program from the DOE that performed energy assessments at 253 industrial plants throughout the U.S. is accepting applications for its third round of energy assessments. "Save Energy Now" assessments focus on energy-intensive components...

LEED[R] awards points for carbon neutral materials and products in projects.(GIB Update)(Leadership in Energy and Environmental Design)
October 1, 2007... The USGBC announced that projects seeking certification under the LEED[R] Green Building Rating System[TM] can now earn an "Innovation in Design" point by using building products and materials that have been certified as "carbon neutral" by a...

Uptime institute chief comments on EPA data center report.(GIB Update)(Environmental Protection Agency)
October 1, 2007... Data center power consumption has caught the attention of Washington. Now the EPA intends to do for servers what it has already done for PCs and other electrical appliances. With its newest research study, the agency makes clear that it will...

Green building education at USGBC's annual Greenbuild conference.(GIB Update)
October 1, 2007... The USGBC's annual Greenbuild conference and exhibition, which will be held from November 7-9, 2007 in Chicago, is the world's largest conference and exhibit hall dedicated to green building. The Greenbuild conference presents the...

NAFA filtration certification now available.(TABB TALK)
October 1, 2007... Several years ago, the National Energy Management Institute (NEMI) created a Filtration Task Force to work with the National Air Filtration Association (NAFA) to certify sheet metal workers. NEMI has been behind many certifications recently...

Comprehensive Test & Balance, Inc.(TABB: CONTRACTOR'S CORNER)
October 1, 2007... With over 17 years of experience, Todd Walter is a prime example of a successful TABB Certified Contractor. Walter's Comprehensive Test & Balance, Inc. is considered a specialist in remediation of non-compliant HVAC systems. "I am proud of my...

Why specify Tabb[R].(TABB TALK)
October 1, 2007... The advantage of incorporating TABB standards into project specifications is very easy to explain: TABB means value. The best-designed HVAC system is not worth the blueprint it is printed on unless the project is completed correctly, in a...

Stop, look & listen: do all three--especially that last one--before you diagnose.(Commissioning)
October 1, 2007... Over the last couple months, this column has been about retrocommissioning, commissioning existing building systems that have never been commissioned before. There is no question that there is great potential to be realized through a...

Turning buzz into bucks: when it comes to demand response, the demand is there. What's your response?(Building Automation)
October 1, 2007... The September issue of AutomatedBuildings.com focused on how demand dollars are fueling our new economy. More than 21 articles talked around the changes and deep integration that needs to occur, but how do we turn this buzz into bucks to allow...

Design-build session 1 checklist: condo/apartment complex units (residences).(HVACR Designer Tips)
October 1, 2007... Job number: 2007# Equipment type: AHU Equipment designation: AHU-1 Area served: Apartment Barcode designation: 111111 Equipment location: Equipment room HVAC CONSIDERATIONS ...

Fitting it in for outfitters.
October 1, 2007... [ILLUSTRATION OMITTED] HVAC systems in Urban Outfitters' new headquarters had to work not only for comfort but also as part of the interior design. Ultimately, radiant heating and cooling, CFD to navigate some tight spacing, and some value...

Replacements coils direct.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... We can replace coils of any design or manufacturer and many times improve longevity and also expedite shipments as well. [ILLUSTRATION OMITTED] --Replacement coils--3/8", 1/2", 5/8" or 1" OD types for HVAC applications ...

Raypak[R] Hi Delta[R] boilers and water heaters.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... The Raypak Hi Delta sealed-combustion boiler features multiple firing mode options, venting flexibility, low NOx emissions and complete on-board diagnostics with extensive history file. A newly patented "security blanket" makes the Hi Delta...

Sentry Guard burst resistant coils.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... Outdoor Air Coils can be a gamble and Sentry Guard coil design guarantees that you won't have coil damage from a freeze. Besides the initial cost for replacement, many systems are so important to the function or the facility that down time can...

Industrial water filter: conserves rinse water.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... * Automatic Self-Cleaning * Line Pressure Powered * Screens down to 10 microns * 1 inch to 20 inch line sizes * Single Unit flow rates to 12,000 gpm [ILLUSTRATION OMITTED] Orival, Inc. 201-568-3311 * FAX...

Premier vs vacuum system "engineered performance".(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... Superior Radiant Products Premier VS system boasts the flexibility of in-series variable rate burners resulting in unsurpassed comfort and energy efficiency. [ILLUSTRATION OMITTED] * Custom engineered to precisely fit building heat...

Automatic Filters, Inc. Tekleen[R]: the best engineered water filtering solution always cost less.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... * Fully automatic self cleaning water filters * No flow interruption. * 2 gallons per backwash. * Single Unit Flow rate to 20,000 gpm * 1 inch to 36 inch line size. * Stainless steel filters at carbon steel prices. ...

humiFog.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... The humiFog High Pressure Water Atomizing humidifier is available in capacities up to 7500 lbs/hour and uses no compressed air. Used in paint booths, clean rooms, hospitals and other applications the humiFog can maintain [+ or -]4% RH from set...

More heat, less energy.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... Genuine Cambridge gas-fired space heaters offer the Lowest Total Heating Cost for large commercial/ industrial buildings, including lowest installed cost and lowest operating cost. Patented gas burner and Blow-Thru[TM] heater construction...

New TSI VelociCalc[R] with plug-in probes.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... www.tsi.com The new TSI VelociCalc Model 9555 is a multi-function anemometer. It accurately measures air velocity, air flow, temperature, humidity, and pressure simultaneously, displaying the five parameters on the large graphic display....

Ruskin's Louvers, Screens and Grilles.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... The new Ruskin Louvers, Screens and Grilles Brochure highlights their most popular wall louver, equipment screen and decorative grille products. Included in the new 2007 edition are Ruskin's Miami-Dade County approved Hurricane Louvers, which...

TM Series Cooling Tower CTI certified performance.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... The TM Series Cooling Tower expands Delta's unit capacity up to 2000 cooling tons. This engineered plastic molded tower provides longer life than traditional metal towers without the high budgeted costs typically associated with those designs....

Low range differential pressure sensors: utilize compact design for airside applications.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... Pressure ranges of 0-2", 0-5", 0-10" H20, [+ or -]1", [+ or -]2" [+ or -]5" [H.sub.2]O available, suitable for clean, dry air and dry inert gas pressures. Applications are VAV control systems, filter monitoring, and building pressurization....

New McQuay rooftop systems are affordable, efficient, reliable.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... New Maverick[TM] commercial packaged rooftop systems from McQuay (3 to 50 tons) combine the efficiencies of a central system with the cost-and space-savings of a roof-mounted system. Features include factory-installed economizers, non-corrosive...

Parker 204WW Direct Fired Hot Water Wall Boiler.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... Parker Boiler, Los Angeles, offers its 204WW Direct Fired Hot Walter Wall Boiler. Soon to be available in sizes from 500,000 up to 2,000,000 BTU Input with bent tube all welded design. The WW raises the efficiencies up to 85% on some models....

AireShare[TM] increases room comfort.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... Tjernlund's AireShare[TM] moves air to rooms that are too hot or cold. Quiet, low-profile design efficiently moves air through the wall cavity from room to room. Unique design allows Intake or Diffuser to be mounted high or low for greater...

Intelligent exhaust/ventilation systems.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... Tjernlund's patented CPC-3 technology allows for precise control of exhaust, makeup and combustion air applications. Reduce vent diameters up to 50%, overcome convoluted vent layouts and dramatically shorten stack height above roof line....

UNILUX advanced manufacturing, LLC.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... The unique UNILUX 5 pass flexible water tube boiler design is simply the finest in its class. With standard operating efficiencies at 85% and a standard 20 year warranty against thermal shock damage, UNILUX provides a built in savings/insurance...

heaterSteam.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... The heaterSteam Electric Element Steam humidifier is available in capacities up to 135 lbs/hour. heaterSteam can maintain [+ or -]1% RH from set point, and using its stand-by mode, can provide nearly instant response to demand. heaterSteam...

Everything you need to know about "solution-based" air conditioning products on one free cd.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... Complete collection includes: * Product submittals * Detailed product profiles * Application ideas * Instaler/operation manuals * Product literature and specs Friedrich Air Conditiong Co. TOLL-FREE 1-866-418-6722...

Insulation Saddle System.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... Anvil's 260 Insulation Saddle System is a revolutionary product for installing insulation. Used for copper and steel pipe systems, it eliminates the wood block and shield, and costly hanger adjustments. For chilled and hot water systems...

Electronic FlowHood CFM-88.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... Air Balance and energy audit are faster and easier with the new CFM-88 electronic FlowHood. The unit offers unequaled accuracy and direct digital readout of density and corrected air flow measurement. No Ak correction factors are ever needed....

Rheem-Ruud eclipse- electric commercial water heaters.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... Discover the commercial heavy-duty electric line that features: [ILLUSTRATION OMITTED] * Longer life--carries an unprecedented 10-year limited tank warranty * Lighter weight--less than half of conventional products * More...

Cooling tower efficiency of the Energy Recovery Unit is a breakthrough for the low wet bulb temperature regions.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... Cooling tower efficiency of the Energy Recovery Unit is a breakthrough for the low wet bulb temperature regions. The ERU[TM] evaporative cooler can be manufactured in configurations of 2,000 to 80,000 CFM and be provided with options like...

Revolutionary data center A/C with EC fan.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... Stulz-ATS's Electronically Commutated (EC) fan technology offers a breeze of fresh air with the new generation of high performance compact CyberAir precision air conditioning units. This new technology increases the efficiency of each CyberAir...

Advanced desiccant dehumidification systems.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... Stulz-ATS's redesigned DEZ-300-40-E desiccant dehumidification system available from 150 to 600 scfm now offers 100% front accessibility. Features and options available include a desiccant rotor, manometer pressure taps, pressure indicating...

Ultrasonic humidifiers.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... The STULZ Ultrasonic humidifiers offer clean, virtually contaminant free humidification and use 93% less electrical energy than electrode boilers or infrared humidifiers; a cooling effect that helps reduce compressor run time is achieved...

Stratos circulator.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... The UL listed WILO Stratos is North America's first commercial wet rotor circulator with ECM motor technology. The Stratos offers flows from 10-285 USGPM, and 2-40' of head delivery. This "all-in-one" pump can offer constant pressure curves,...

Modulating Building Exhaust System[TM].(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... The MBES is a state-of-the-art solution for exhausting kitchen hoods and bathrooms in multi-story buildings. It's a result of expertise acquired over half a century, and participation in scientific and code development of new ventilation...

Corporate brochure describes equipment and services offered.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... A new, 16-page color brochure describing the many different types of equipment and services offered by Nationwide Boiler is available at no charge to qualified companies and individuals. In addition to covering rental boilers, this new brochure...

High efficiency profile turning vanes & rail.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... * H-E-P Vanes Provides Maximum Turning Efficiency * Superior airfoil contour reduces relative pressure to the lowest level * Aerodynamic design greatly reduces generated sound power levels * Provides velocity distribution of...

Mechanical Dryer Venting System[TM].(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... The MDVS is developed in cooperation with clothes dryer manufacturers. It's used to exhaust clothes dryers in multi-story buildings, and laundry facilities in hotels, resorts, sports and health care facilities. [ILLUSTRATIONS OMITTED] ...

humiDisk.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... The humiDisk atomizing humidifier utilizes centrifugal disk technology, shearing water into small droplets and distributing the droplets into the environment where they are absorbed. With 14.4 lbs/hr output, 13,968 btus of free cooling and an...

Roberts-Gordon innovates infrared industry with first patent pending, fully modulating unitary heater.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... The VANTAGE[R] MODULATING infrared unitary heater, in either natural gas or propane, is designed to provide increased fuel efficiency by adjusting both fuel and combustion air, resulting in optimum combustion throughout the full range of burner...

Gastite launches XR2 fitting.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... [ILLUSTRATION OMITTED] The new Gastite XR2 provides an optimum seal with minimal prep--the only fitting of its kind in the industry. Featuring its patent-pending multi-point seal, the XR2's sealing surface does not sit on the cut end of...

Tjernlund draft, combustion air & ventilation resource CD.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... Tjernlund's new resource CD contains 1000's of pages of useful information including; brochures, spec sheets, performance curves, installation/ service instructions, wiring diagrams, parts breakdown/cross reference, product photos and more....

Q-TEC "Quiet Technology" from Bard.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... Ideal for new, modular or renovated classrooms and offices, the Bard Q-Tec "Quiet Technology" delivers extremely low sound levels that allow the unit to be installed inside the structure. Designed to provide efficient, economical, year-round...

humiSteam.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... The humiSteam Immersed Electrode Steam humidifier is available in capacities up to 300 lbs/hour. humiSteam's advanced computer designed electrode patterns allows more uniform and slower formation of mineral deposits, thus providing longer...

Revolution[TM] hybrid rooftop.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... Once again, SEMCO breaks the rules and sets a new standard for advanced ventilation technology. This time we've leapfrogged conventional technology to create the first truly integrated active desiccant hybrid rooftop system. Revolutionary by...

Bradford White's ultra high efficient--eF Series[R] line continues to grow.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... Bradford White's eF Series[R] ultra-high efficiency gas water heaters now include a 100-gallon capacity model with 399,999 BTU/hr that features 518 gallon first-hour delivery and 93% thermal efficiency. Other available models include 60-gallon...

CHEMTROL[R] CT100 controller.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... SANTA BARBARA CONTROL SYSTEMS introduces the CHEMTROL[R] CT100 controller for Cooling Towers and Boilers. Features include conductivity, with an option for pH, temperature, Watermeter inputs, three additive-feed programs, Langelier Saturation...

ClearFire commercial boiler--fully condensing.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... The Model CFC is a Single Pass--Down Fired Stainless Steel Full Condensing Boiler. It is CSA Certified and listed from 750,000 BTU/Hr input through 1,800,000 BTU/Hr input. Utilizing a Premix Burner with Metal Fiber Head, provides NOx emissions...

Boiler Book.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... Design a boiler room with a click of a button. The Cleaver-Brooks Boiler Book contains specifications, dimension and ratings and complete boiler room product information. [ILLUSTRATION OMITTED] Go to www.cbboilers.com to view the...

Desert Aire releases new brochure--"Technical Bulletin 20--DX-DOAS control strategy".(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... DX-DOAS Control Strategy, Technical Bulletin 20, describes the company's control options for DX dedicated outdoor air systems (DX-DOAS) and the necessary sequences to maintain comfortable indoor conditions while introducing outdoor air that...

Laminar & Radial Flow Hepa Filter Diffusers.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... Designed for Class 10 to Class 100 HVAC Clean Room Systems, our new Laminar Flow Hepa Filter Diffuser (LFHFD) provides clean air performance with a continuous uni-directional flow of large volumes of highly filtered air that washes contaminants...

ClearFire (CFH) commercial boiler.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... The Cleaver-Brooks model CFH compact gas-fired boiler is offered for the commercial boiler market for low or high pressure steam from 10 horsepower through 40 horsepower. Utilizing the Clearfire advanced heat transfer technology and premix...

E+Plus Stack Economizer--save energy.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... Cleaver-Brooks' new CB Packaged E+Plus Stack Economizer saves energy dollars and reduces emissions. The versatile design allows for multi use applications of steam and hot water boilers from 150-2200 HP. Features include removable tubes and...

New Metal-Fab vent website.(Engineer's Technical LIBRARY: Fall 2007)(Website overview)
October 1, 2007... New Metal-Fab commercial website offers detailed spec data on the broadest selection of cost-saving factory-built chimney, vents, and grease ducts in the industry. Sizing tools, codes & standards, products, warranties, application information...

3E Plus[R] insulation thickness computer program.(Engineer's Technical LIBRARY: Fall 2007)
October 1, 2007... Download NEW Version for FREE at www.PipeInsulation.org Quantifies energy, environmental and cost savings from increasing pipe, duct and vessel insulation levels in commercial buildings and industrial facilities. Improved user interface,...

Miura Boilers, a world leader in steam boilers, is engineered to produce steam in 5 minutes by using the exclusive floating header design.(Engineer's Technical Fall 2007)
October 1, 2007... Miura Boilers, a world leader in steam boilers, is engineered to produce steam in 5 minutes by using the exclusive floating header design. Plus in multiple installations, units can be turned on/off as needed. These unique advantages conserve...

Economical Humidity and Temperature Transmitter from Vaisala.(Engineer's Technical Fall 2007)
October 1, 2007... The economical Vaisala HUMICAP[R] Humidity and Temperature Transmitter Series HMT100 is designed for measuring humidity and temperature in demanding HVAC applications i.e. stability rooms, HVAC, livestock farms, greenhouses, indoor swimming...

Cemline SEH series instantaneous water heaters.(Engineer's Technical Fall 2007)
October 1, 2007... The SEH steam-to-water and water-to-water heaters are completely packaged and ready for use. The SEH heaters are supplied with controls including the Cem-Trol[TM] controller with BAS interface. All components are sized, mounted and piped prior...

Condensate return, boiler feed, vacuum return systems.(Engineer's Technical Fall 2007)
October 1, 2007... Bulletin HP-1 covers custom-built condensate return, as well as complete boiler feed systems. Several 2' NPSHR pumps available as standard selections. Three series of vacuum return or boiler feed can accommodate special space requirements. Our...

Seismic vibration isolation rooftop curbs.(Engineer's Technical Fall 2007)
October 1, 2007... The company's seismic rated vibration isolation curbs are designed to withstand both seismic and wind loads and feature adjustable spring isolators and roof curb in a single unit. Options include 1-, 2-, or 3-in. deflection springs; duct...

ONICON Incorporated's System-10 BTU Meter.(Engineer's Technical Fall 2007)
October 1, 2007... ONICON Incorporated's System-10 BTU Meter is a highly-accurate microprocessor-based instrument designed to provide full energy, flow and temperature data both at the front panel LCD and over an optional serial interface. Differential...

2-stage gas infra-red heaters.(Engineer's Technical Fall 2007)
October 1, 2007... Solaronics' energy-efficient "True Dual" 2-stage heaters bring unprecedented fuel-cost savings of up to 75% for commercial and industrial buildings. Both air and gas flows of the patented system provide precise air-to-gas ratios at both high-...

A nearly carbon neutral campus building: how far can we go?
October 1, 2007... [ILLUSTRATION OMITTED] At this university in Maine, a geothermal system, VSDs, and controls that monitor C[O.sub.2] and daylight lead the charge against conventional energy consumption. See how the equipment complements other measures like...

Radiant delivers for air transport hanger: this air transport firm takes over when "overnight" won't do. They've delivered hearts on ice, special ops experts, rare animals, and radioactive payloads. A smartly assembled heating and snowmelt system at its Ohio hangar keeps performance high when temperatures get low.
October 1, 2007... Mission Critical: Your assignment, should you accept it, is to airlift your cargo to a remote mountain air strip. Or to arrive at a major metro airport with celebrities, military high brass, or donor organs intact, with no time to spare....

Enhanced laboratory: HVAC systems: in addition to promoting the efficiency and economy of providing a fancoil unit for each lab space to complement a more typical VAV approach, the author also submits a few tips for the design and submittal process for consultants.
October 1, 2007... [ILLUSTRATION OMITTED] Since the early 1980s, the attention to more energy efficient laboratory designs has been on the rise due to the increase in energy cost and the emergence of the greening umbrella that has cast its shadow on...

Mold: a growing concern: time is always valuable, but sometimes it's more costly to hurry past items of concern. The author passes along some lessons from his expert witness experience, offers a primer on mold as the enemy, and relays some measures that might've kept things out of court.
October 1, 2007... [ILLUSTRATION OMITTED] An engineer, as an expert witness involving litigation arising from mold indoors, must be able to serve as an expert for either the plaintiff or the defendant. The challenge is to develop a convincing argument which...

C[O.sub.2]: indoor air consequences: in this white paper, take the scenic route to the topic with a quick, interesting overview of C[O.sub.2] and its "life" in health and society thus far. Then move on to a discussion of managing C[O.sub.2] in the building, the details of proactive and reactive technologies, and the VOCs, P[M.sub.x] and other contaminants that today's facilities contend with.
October 1, 2007... [ILLUSTRATION OMITTED] C[O.sub.2] is a colorless, odorless gas. It is produced when almost any form of carbon is burned in an excess of oxygen. It is released into the atmosphere during forest fires and the combustion of fossil fuels....