Engineered Systems articles from January 2003

Engineered Systems archives from January 2003

The show is on the menu in Chicago, while the big apple serves up a larger smoking ban. (Editor's Note).
January 1, 2003... Robert Beverly Unless you count somewhere like Gladys' Luncheonette on the South Side, just about the only thing you can't find in Chicago during the AHR/ASHRAE gathering is home cooking. Restaurants are a way of life for business...

Calendar of events.
January 1, 2003... January/February 2003 For more events and details, visit ESOnline at www.esmagazine.com. January 27 "Preserving Historic Buildings Through Sustainable Technoloy" Buildings For The 21st Century Lecture Series National Building...

Weathering spreadsheets. (Letters to the Editor).
January 1, 2003... I was fascinated with Michael Kjelgaard's column on using a spreadsheet to adjust weather to altitude. I have been looking for a way to determine weather information here at VA Tech to use in HVAC programs during design. We are located in...

All controls companies are not the same. (Letters to the Editor).
January 1, 2003... I enjoyed Joanna Turpin's article, "More Proprietary Perspectives" in the October 2002 issue of Engineered Systems. I also had a good laugh over some of the comments from the people interviewed. Comments such as: "Proprietary systems...

Testing the limits of coordination. (Letters to the Editor).
January 1, 2003... I just read Howard McKew's "Tomorrow's Engineer" column (page 118) entitled "No Room For Doubt," that appeared in the November issue of Engineered Systems, with interest. His points regarding concrete pad design and the "by others" phrase...

Back to basics.
January 1, 2003... 1 FANCOIL UNIT (FCU-1) IN "OFF" POSITION: OCCUPIED-UNOCCUPIED CONTROL, IN THE "OFF" POSITION: In classroom space with two-pipe fancoil unit FCU-1 in off position, (return, outdoor, space) ventilation damper D-1 (two-position) terminal...

One eye on the weather. (Letters to the Editor).
January 1, 2003... I very much enjoy Mike Kjelgaard's "Weather Report" column and find them a great learning tool since my background in electrical engineering offers me little help. I am in the building automation/energy management field and although I...

Tips on avoiding mold. (Letters to the Editor).
January 1, 2003... In both new and existing A/C systems that use chilled water as the cooling medium, engineers, contractors, and maintenance personnel should check to see that the cold water [entering] into the cooling coil is connected to the cold-air-leaving...

Correction.
January 1, 2003... Regarding Milton Meckler's article "Do The Math: Chiller Plant Optimization Strategies," that appeared in the November issue of Engineered Systems, the columns in the tables should be labeled as follows: In Table 2, the column labeled kW/ton...

Refrigeration retrofit creates energy savings on tap. (Case in Point).
January 1, 2003... Few consumers think much about how their favorite beer winds up in their local tavern or store. If they live in Kern County, CA, the "King of Beers" comes to them through the distribution facility of Advance Beverage Company. Founded in 1971 in...

University known for IT experiences advantages of single-source controls. (Case in Point).
January 1, 2003... The University of Maryland Baltimore County (UMBC) is a well-respected institution with a combined student population of 15,000--midsized in comparison to larger universities. But the Carnegie Foundation ranks UMBC in the top tier of national...

Canadian testing lab sees positive data from gas humidification system. (Case in Point).
January 1, 2003... Electric utility and maintenance costs at the Region of Waterloo (ONT, Canada) Water Testing Laboratory had become more than the budget could bear, according to Brian Bechtel, coordinator of energy management for the Municipality of Waterloo....

Heat recovery system does victory lap at pool facility. (Case in Point).
January 1, 2003... When Lorain County (OH) Metro Parks embarked on building a new aquatic facility, it was at a terrible disadvantage because of a limited budget. At a time when most large aquatic centers were spending upward of $20 million on construction,...

Combined heating plant serves three schools, provides huge savings. (Case in Point).
January 1, 2003... L'Anse is a community of 4,500 located in the west-central portion of Michigan's Upper Peninsula. In 1998, voters passed a bond referendum for $9,855,000 for the purpose of building a new 52,800-sq-ft middle school, which would include...

LEED & Commissioning: the recommissioning manual isn't automatic, but it makes for a smooth ride. (Commissioning).
January 1, 2003... The Leadership in Energy and Environmental Design (LEED) Green Building Rating System[TM] is the voluntary, consensus-based national standard for developing high-performance, sustainable buildings, and being LEED[TM] "certified" is quickly...

Bookmarks worth reading: connect the dots that are our industry (.com & .org). (Building Automation).
January 1, 2003... The old adage about a picture being worth a thousand words is overshadowed with the concept of a uniform resource locator (URL), which is the address of a document on the Internet. In Internet fashion, this document is linked to other URLs and...

From concourses to short courses: integrate your AHR and ASHRAE plans to maximize your Chicago life cycle. (Sustainable & Attainable).
January 1, 2003... I have to confess that I'm pretty excited about this year's ASHRAE Winter Meeting and AHR Expo. I'm taking my wife, and I'm confident it will qualify as a second honeymoon. As everyone knows, when it comes to romance, you just can't beat "the...

The ultimate waterside economizer goal - a seamless transition. (Weather Report: November 2002).
January 1, 2003... Now that the economizer cooling season is in full swing, it would probably be worthwhile to review some common economizer design and operational issues prior to getting into the performance and cost savings analysis of economizer systems this...

Multiple choice in Chicago.
January 1, 2003... When it comes to school retrofits around this month's AHR/ASHRAE host city, the test subjects vary widely. Looking at old, two-ft-thick concrete walls? Facing a local code prohibiting refrigerant in a building housing daycare? Wondering about a...

Steril-aire "UVC" Emitters[TM]". (Show Product Guide).
January 1, 2003... High-output "UVC Emitters[TM]" keep coils and drain pans clean and kill the microbes that grow in and circulate through HVAC systems. Fixtures come in several lengths and styles to fit virtually any application. Proven benefits include enhanced...

New Universal Control for mechanical draft systems. (Show Product Guide).
January 1, 2003... Tjemlund's Universal Control Model UC1 is the new standard interlock control for our full line of Power Venters, Draft Inducers and Combustion Air In-forcers. Compatible with virtually any burner control circuit Features include: adjustable pre...

STS[R] humidifier. (Show Product Guide).
January 1, 2003... With our STS humidifier there is no direct injection of boiler chemicals into the air. We run the chemical-laden hot boiler steam through a heat exchanger-- essentially a closed-loop tube within a tank. The heat from these tubes causes clean...

WebCTRL[R] building automation system. (Show Product Guide).
January 1, 2003... Automated Logic announces a new generation of control hardware featuring faster connectivity, unrivaled processing power, and greater flexibility. The new Web Services software interface utilizes SOAP/XML technology for cross-platform data...

Raypak Hi Delta[TM] sealed-combustion boiler. (Show Product Guide).
January 1, 2003... Raypak's Hi Delta sealed-combustion boiler offers optimum thermal delivery with super low NOx levels, multiple firing options and venting flexibility in a compact footprint. It is available in a range of capacities from 150,000 to 2,340,000...

New flexible, high efficiency Water Source Heat Pumps. (Show Product Guide).
January 1, 2003... McQuay[R] Enfinity[TM] Horizontal Water Source Heat Pumps provide flexibility to easily design and install energy efficient, cost-effective heating and cooling systems for standard or extended range/geothermal applications. Available in four...

Introducing Ruskin Sound Control. (Show Product Guide).
January 1, 2003... Ruskin Sound Control provides an extensive line of duct sound attenuators, acoustical louvers and thermal panels to solve your most demanding HVAC or industrial noise problem. Built on the expertise of Rink Sound Control, and infused with...

FlatPlate, Inc. (Show Product Guide).
January 1, 2003... FlatPlate sets the standard for performance in plate heat exchanger technology for hydronic, heating/cooling, water heating, swimming pool, radiant floor and steam applications. From 1/2 to 400 gpm, FlatPlate is field proven for reliable...

Self-cleaning water filters. (Show Product Guide).
January 1, 2003... Tekleen[R] self-cleaning water filters are high quality, low cost SST filters at carbon steel prices. Visit us at booth 1356, AHR Expo, Chicago, January 27-29, 2003. --Automatic Filters, Inc., Los Angeles, CA; 310-839-2828; Fax:...

TM Series Cooling Tower. (Show Product Guide).
January 1, 2003... 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....

Monitoring system. (Show Product Guide).
January 1, 2003... SAM MAX continuous monitoring systems measure concentration levels of HCFCs, HCCs, HFCs, and other refrigerants. It's unique optical design allows it to be compound specific (virtually no false alarms). Concentration is measured in parts per...

System-10 BTU meter. (Show Product Guide).
January 1, 2003... ONICON's System-10 BTU meter provides the improved accuracy required to effectively trend energy use in hydronic HVAC systems and to report energy usage for cost allocation. The System-10 displays and reports energy rate and total, flow rate...

HydroTherm modular boilers. (Show Product Guide).
January 1, 2003... HydroTherm modular cast iron boilers are designed for maximum efficiency and flexibility in commercial, industrial and institutional applications. A series of individual heating modules are step-fired. As demand changes, the number of modules...

HVAC pressure sensors. (Show Product Guide).
January 1, 2003... Designed for high volume, OEM applications, Kavlico sensors feature voltage or current output, media compatible housings, pressure ranges from [+ or -]1 in. H20 to 3000 psi gage, absolute, and differential, have high overpressure capability,...

Cemline Chilled Water Buffer Tanks. (Show Product Guide).
January 1, 2003... Cemline Chilled Water Buffer Tanks (CWB) are designed to be used with chillers with low water volume in relation to the chiller. Insufficiently sized systems do not have enough buffer capacity for the chilled water causing poor temperature...

ENVIRO-TEC vertical hi-rise fan coil. (Show Product Guide).
January 1, 2003... The elite of the hi-rise market, Enviro-Stac[TM] units feature stainless steel flexible hose kits to simplify installation and servicing -- an AHR Expo Innovation. Available in 88" and 79" cabinet models with powder coated panels and grilles,...

Enviro-Tec indoor air handler. (Show Product Guide).
January 1, 2003... Flexibility is key with Model MQL's modular construction, allowing draw-thru configurations in horizontal, vertical, and footprint-saving stacked arrangements, Ideal for schools, hospitals and commercial buildings where IAQ is a top priority....

New modular desiccant dehumidification system. (Show Product Guide).
January 1, 2003... The Stulz-ATS DESICAiR DryHandler Plus desiccant dehumidification system is available from 750 to 15,000 CFM in 15 incremental sizes with optional preand post-cooling modules. The DryHandler Plus is designed to produce dry air down to minus...

Automated water treatment. (Show Product Guide).
January 1, 2003... Santa Barbara Control Systems offers the CHEMTROL[TM] CT Series controllers for Cooling Towers, Boilers and Wastewater. Features include conductivity, pH, ORP, temperature, additive feed programs, data logging, and remote computer/voice...

Enviro-Tec high performance fan coil. (Show Product Guide).
January 1, 2003... The Model HP horizontal fan coil unit delivers up to 2200 CFM with 16" high cabinets. Select from a variety of control, piping package, mixing box and filter options. Protect IAQ with stainless steel sloped drain pan and foil faced insulation....

Eniro-Tec analog electronic controls. (Show Product Guide).
January 1, 2003... Series 7000 analog controls provide the same accuracy and dependability as Direct Digital Controls at about 50% of the installed cost The system's modular design allows field configuration of control applications. Series 7000 is also available...

Staefa TALON open protocol building management system. (Show Product Guide).
January 1, 2003... TALON integrates your building controls into one easy-to-use building management system. You have the flexibility to integrate LonWorks[R], BACnet[R], and other protocol devices for: * Anywhere internet system access * Energy cost control while...

Fabric duct systems. (Show Product Guide).
January 1, 2003... FAX: 612.721.0143 www.qsox.com sales@qsox.com Discover the economics, efficiency and flexibility of fabric ventilation for HVAC&R. Multiple cost savings on installation, shipping, and energy. Low velocity comfort, no noise. ...

Anvil International, Inc. (Show Product Guide).
January 1, 2003... The Gruvlok[R] FTV-S & FTV-A Tn-Service Valve is a combination valve providing shut-off, balancing, and check valve operation in a single component with superior flow provided by the valves WYE design flow path. Valve is available in...

HVAC coating. (Show Product Guide).
January 1, 2003... SEMCO INCORPORATED announces an agreement with the Alistagen Corporation, which will give them exclusive rights to sell and use a formula of Alistagen's Caliwel surface coating specifically designed for HVAC usage. SEMCO will begin offering the...

www.staefa.com. (Show Product Guide).
January 1, 2003... Click www.staefa.com for the Staefa TALON open protocol HVAC control system. * Live TALON Demo * One click product specifications * White Papers * Complete Staefa and Siemens Valve, actuator, sensor and VFD catalog * Staefa Dealer locator....

Energy saving hi-intensity Gas infra-red Heaters. (Show Product Guide).
January 1, 2003... Solaronics SunTwin 2-Stage "Optimal Combustion" Heaters save up to 75% in fuel costs with dry, quiet uniform heat. * Heat an entire building or use singly for spot & area heating to improve productivity & employee comfort. * Operate in energy...

New VerticalAire[TM] dehumidifier introduced at AHR '03 in Chicago. (Show Product Guide).
January 1, 2003... Desert Aire's VerticalAire system is a 100% outdoor air dehumidifier with a small footprint. The system, available in 8-to 20-ton units, lowers outdoor air dewpoints down to 50[degrees] FDP and provides precise leaving air temperatures. Options...

Rooftop pipe supports for gas distribution systems. (Show Product Guide).
January 1, 2003... Gastite's new weather-resistant pipe-support system for outdoor gas-distribution lines is designed to prevent damage to commercial and industrial rooftops, helping to avoid costly callbacks and project delays. The new Gastite Pipe Support...

Air-cooled scroll compressor chiller. (Show Product Guide).
January 1, 2003... McQuay[R] air-cooled scroll compressor chillers (model AGZ; 10 to 130 tons), deliver energy efficiency that meets or exceeds ASHRAE Standard 90.1 (2001) at full load and part load. Noise levels are quiet for sound-sensitive buildings. MicroTech...

Smith Mills cast iron boilers. (Show Product Guide).
January 1, 2003... The Mills family of cast iron, sectional water tube boiler/burner units is designed to meet the demanding requirements of large commercial and institutional heating systems. Three basic models with gross output capabilities ranging from 1,165...

Model UDAP product. (Show Product Guide).
January 1, 2003... The new Reznor[R] V3[TM] Series Unit Heater is the latest in gas heating technology. The [TCORE.sup.2][R] heat exchanger/burner system provides up to 83% efficiency. It is quiet enough to be used for classrooms but robust enough for heavy...

MAPS w/ERM product. (Show Product Guide).
January 1, 2003... The new Reznor[R] Modular Air Processing System (MAPS[R]) is a complete packaged system that provides heating/cooling and dehumidification of 100% outside air. 850-7200 CFM and 5 - 38 tons cooling. Used with the Reznor[R] Energy Recovery Module...

Ceiling and floor mounted air conditioners. (Show Product Guide).
January 1, 2003... The Stulz-ATS CeilAIR ceiling mounted and CeilAir vertical floor-mounted air conditioners provide supplemental and precision cooling solutions for commercial office buildings, institutional facilities, and mission critical data centers...

Variable/fixed speed combustion air systems. (Show Product Guide).
January 1, 2003... IN.FORCER[TM] Variable or fixed speed combustion air systems provide a cost-effective option over traditional louvers. New variable speed models provide the optimum "neutral" pressure operating environment for equipment. Reduce wall/roof...

Model WS product. (Show Product Guide).
January 1, 2003... The Reznor[R] Model WS Hydronic Unit Heater is more than just a good-looking unit heater. This single unit can be used for either vertical or horizontal air-flow. It features sturdy copper tubing and a two-speed fan for dual capacity heating....

Electric heating product. (Show Product Guide).
January 1, 2003... The Reznor[R] line of electric heating equipment includes unit heaters, radiant heaters, duct heaters, convection heaters, water heaters and boilers for commercial and industrial use. Many types of heaters are also available with explosion...

UNILUX Boiler Corp. (Show Product Guide).
January 1, 2003... 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...

Laminar & Radial Flow Hepa Filter Diffusers. (Show Product Guide).
January 1, 2003... 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...

ACFX - Air Cooled Rotary Screw Flooded Chiller. (Show Product Guide).
January 1, 2003... Dunham-Bush USA is pleased to announce the latest of their new products: The ACFX - Air Cooled Rotary Screw Flooded Chiller. Available in 15 models from 200-630 tons this chiller features high capacity, high EER and all the benefits of...

Perfect draft Variable Speed vent systems. (Show Product Guide).
January 1, 2003... Exterior mount Variable or Fixed Speed AutoDraft[R] Venters are suitable for side wall or roof top venting. Reduce vent diameters up to 50%, overcome convoluted vent layouts & dramatically shorten stack height above roof line. CPC-2 constant...

EBC 30 modulating pressure control. (Show Product Guide).
January 1, 2003... The EBC 30 is a draft or pressure controller (PID-based) that monitors and maintains a constant draft or pressure by varying the speed of a draft inducer or ventilator. Used with boilers and water heaters. Features "Plug-N-Play" and more than...

New VelociCalc[R] Air Velocity Meter. (Show Product Guide).
January 1, 2003... The new VelociCalc Air Velocity Meters Models 8347 and 8347(A) from TSI now measure humidity, in addition to the previously offered air velocity, temperature, and flowrate. Humidity is displayed as relative humidity, dew point or wet bulb...

Gas fired steam humidifier. (Show Product Guide).
January 1, 2003... Pure Humidifier Company announces the release of its "GX" series gas fired humidifier. Forced air combustion burners firing into a side-entry, stainless steel heat exchanger allows for easy removal when cleaning. Standard tap or pure water...

HVAC temperature measurement resource kit. (Show Product Guide).
January 1, 2003... This combination catalog and technical bulletin describes RTD's, thermocouples, thermistors, and 4 to 20 mA transmitters from Minco. Specialty products including true continuous averaging sensors, refrigeration and sump sensors, indoor and...

T8000 series multi-stage programmable thermostats. (Show Product Guide).
January 1, 2003... Viconics Inc., Montreal, Canada, introduces the T8000 series of multi-stage, programmable and non-programmable electronic PI thermostats. Featuring a menu-driven, back-lit LCD screen, this product can be intuitively programmed by all users....

MVP -- variable cv at any flow rate. (Show Product Guide).
January 1, 2003... The MVP Valve self-adjusts to maintain constant flow as system pressure fluctuates. This stable flow increases actuator life due to reduced cycling, saves system energy expenses, and maintains steady and reliable temperature, crucial for...

Ultrasonic humidifiers. (Show Product Guide).
January 1, 2003... 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...

Intelli-DART[TM]. (Show Product Guide).
January 1, 2003... Data Aire's Intelli-DART [TM] delivers superior real time communication flexibility regarding status and/or alarms of your precision cooling equipment via phone, pager, fax, and/or e-mail. Intelli-DART allows you to inquire and change settings,...

Smaller size. Smaller price. (Show Product Guide).
January 1, 2003... Get the same continuous hot water from Takagi with their smallest tankless gas water heater yet - the T-K Jr. Perfect for domestic water heating, the T-K Jr. is also ideal for space, floor, hydronic and radiant heating. At just twenty inches...

New "CC-01" condensed catalog. (Show Product Guide).
January 1, 2003... Penn Separator Corp. a certified ASME Code welding shop has been manufacturing boiler auxiliaries and pressure vessels since 1956. Penn is a leading supplier of Blowdown and Flash Separators. Other items include Blowoff Tanks, Exhaust Heads and...

Modular Unit Ventilator. (Show Product Guide).
January 1, 2003... The NesbittAire Modular Unit Ventilator--with affordable first-cost, outstanding lifecycle costs, and superior comfort--is the perfect solution for new and existing classroom facilities. These fully self-contained units offer slide-out,...

Humidification systems. (Show Product Guide).
January 1, 2003... Mee Industries Inc has transformed high-pressure humidification systems with the development and manufacturing of the MeeFog[TM] nozzle, By using the MeeFog[TM] nozzle there is no more guesswork. High-pressure water is forced through the...

RBI introduces new Dominator[TM] sealed combustion boiler. (Show Product Guide).
January 1, 2003... RBI introduces the Dominator Series of domestic hot water heaters and hydronic heating boilers. The Dominator uses a sealed combustion chamber, special alloy burners, multi-speed blowers and a more efficient staging control. As with all RBI...

Low water cutoff from Taco. (Show Product Guide).
January 1, 2003... The Taco LWCO is a probe style, microprocessor based control that detects the fluid level in hot water and steam boilers. Probe sensitivity is adjustable, thanks to a new patent pending technology and external LEDs and simplified wiring makes...

Condensate return, boiler feed, vacuum return systems. (Show Product Guide).
January 1, 2003... 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...

All plastic corrosion resistant fume exhaust products. (Show Product Guide).
January 1, 2003... The 28-page product data brochure covers PLASTINETICS[R] INC.'s line of corrosion resistant Polyvinyl Chloride (PVC), Chlorinated Polyvinyl Chloride (CPVC) and Polypropylene (PPRO) exhaust systems and duct fittings. Brochure includes...

Noise control. (Show Product Guide).
January 1, 2003... Quiet-Duct/Conic Flow Silencers and Quiet-Flow Plenums control mechanical equipment noise. Quiet-Vent Silencers provide acoustical privacy. Cooling Tower Silencers protect the neighborhood from acoustics annoyance. Big-H Enclosures shield...

Flue Gas Analyzer - 5 tools in 1. (Show Product Guide).
January 1, 2003... New 712 Flue Gas Analyzer from TPI offers five tools in one: combustion efficiency analyzer, CO analyzer, differential thermometer, differential digital mamometer, and flue combustible gas detector for $795. An optional A740 Infrared Printer...

Air balance fundamentals for the Modern restaurant.
January 1, 2003... Designing HVAC for today's dining establishment means taking into account ventilation standards, occupant traffic, smoking sections, and more. Review some air balance basics and the latest in kitchen hood design, then follow the author's...

The Tower of Cool goes to school.
January 1, 2003... One international consulting firm has become a true "design" firm, developing its own equipment solution to skyrocketing cooling demands for data center equipment. After months of preparation, this innovative "next generation" of specialized...

Open up to the air door.
January 1, 2003... From maintaining interior temperatures to providing odor and insect control, air doors and/or air curtains can form the foundation for creative solutions to a number of HVAC design challenges. Here is an extensive primer on suitable...

Facility management layers: the next generation of CAD standards.
January 1, 2003... The second of two parts, this article delves deeper into the possibilities for CAD to improve facility management. Feedback from professional roundtable discussions furthers the discussion on how incorporating CAD and existing technologies at...

Library archival facilities a cool place.
January 1, 2003... Since ancient days, mankind has been fascinated with the preservation of artifacts and collectibles. Modern civilizations also face the task of preserving priceless and rare items in museums and in library archival facilities. This author...

Risk management guidance, CO discussions slated for winter meeting; guidelines and standards issued. (ASHRAE News).
January 1, 2003... In the past, building occupants were primarily concerned with facilities being healthy and comfortable. Following September 11, 2001, safety also became a major focus not only for occupants, but also for owners and designers. Findings from a...