Process Heating articles from April 2006

Process Heating archives from April 2006

Improving system operations: a fresh look at processing challenges.(Commentary)
April 1, 2006... With this issue of Process Heating, we welcome a new regular contributor: Jay Hudson. A professional engineer, Jay is president of J.G. Hudson & Associates, Salisbury, N.C., a specialty engineering firm concentrating in process-related...

Safety standards seminar set for May.(Inner Workings)
April 1, 2006... Cincinnati-based Industrial Heating Equipment Association (IHEA) will hold an oven and furnace safety standards seminar on May 22-23 at the Holiday Inn Select O'Hare in Rosemont, III. This year's Safety Standards Seminar will be reviewing...

Pressure drop, heat transfer coefficient calculations on the web.(Inner Workings)
April 1, 2006... In an online form, enter a temperature and flow-rates, select a heat transfer fluid or plain water, and the Paracalc software will generate a spreadsheet reporting pressure drop, heat transfer coefficient, and Reynolds number across a range of...

Watlow launches China web site.(Inner Workings)
April 1, 2006... St. Louis-based Watlow has launched a web site for the Chinese market. Located at www.watlow.cn, the site contains the company's product and industry information as well as some company literature in Mandarin. [ILLUSTRATION OMITTED] ...

Controller users prefer more loops.(Inner Workings)
April 1, 2006... Multiloop industrial electronic temperature controllers are purchased for multiple zone applications, and the number of loops in these is increasing, according to a study, "Industrial Electronic Temperature Controllers: Global Market Demand...

Crydom sold, Cynergy3 Components brand emerges.(Inner Workings)
April 1, 2006... Cynergy3 Components brand has emerged following the sale of Crydom-branded solid-state relay product line to Schneider Electric. The founders, along with a select group of managers from Crydom Corp., have formed Cynergy3 Components, San Diego,...

Minco releases design kits.(Inner Workings)
April 1, 2006... Design kits intended to act as an instructional tutorial provide engineers with a structured way to experiment, prototype and learn. Minneapolis-based Minco Products Inc. released the design kits for flexible heaters and noninvasive sensors to...

John Zink Co. adds thermal oxidation systems.(Inner Workings)
April 1, 2006... A John Zink Co. LLC affiliate has acquired Krefeld, Germany-based KEU GmbH, which supplies thermal oxidizers and heat recovery systems for the pharmaceutical and chemical industries. "With the acquisition of KEU, we gain a highly...

Calendar of events.(Calendar)
April 1, 2006... April 19-21 -- Electrocoat Conference, Caribe Royale Resort & Convention Center, Orlando, Fla. Sponsored by Electrocoat Association. Call (800) 950-8020 or visit www.electrocoat.org. 19-20 -- Powder and Bulk Mixing: Processes,...

Let's get organized, Part 4: starting over.(Energy Notes)
April 1, 2006... The first three installments of this topic outlined the steps you should take in drawing the best possible energy efficiency from your process heating equipment. To recap, they are: [ILLUSTRATION OMITTED] 1. Get the best performance...

Unmatched variety and versatility: nickel/chrome and comparable heaters, Part 1.(Heating Highlights)
April 1, 2006... There is no limit to the ways in which you can deliver resistance heating to the material in your process. Chances are you will be looking for a heater that incorporates one or other of the many nickel/chrome alloy wires and ribbons. Reasons...

How to use immersion heaters: knowing which immersion heater to specify and how to properly install it can make a manufacturing process more cost efficient. This article will help you understand how to select, size and specify immersion heaters, and will provide guidance on installing and using the heaters.(Heaters)
April 1, 2006... Immersion heaters, as the name implies, are directly immersed in water, oils, viscous materials, solvents, process solutions, molten materials and gases. By generating all the heat within the liquid or process, these heaters are in effect 100...

Fluid testing it pays to pay attention: regular fluid testing can result in longer fluid life, more consistent system operation, decreased system maintenance and lower operating costs.(Heat Transfer Fluids)
April 1, 2006... Heat transfer fluids that are not monitored and maintained can have adverse effects on operating equipment and manufacturing processes. In extreme cases, improperly maintained heat transfer fluids can be a safety risk. Periodic analysis of heat...

Keeping an eye on safety: flame scanners detect the presence or absence of a target flame on a burner, distinguishing a real flame from any normal background emission such as hot refractory--and keep your combustion system safe.(Oven Components)
April 1, 2006... Many of the industrial production processes on which we depend make use of combustion systems to generate heat and power. These systems provide tremendous benefits but also carry inherent operating risk. Correct handling, control and...

Equipment overview: temperature controllers.(Cover story)
April 1, 2006... You know you need to get control of your process. But, what kind of control does your process need? Process Heating has created this bullet chart to help you figure that out. This chart allows you to cross check controller types and features...

Bearings that can handle the heat: the bearings on the dampers controlling airflow to two 535-MW coal-fired units at a power plant couldn't handle the heat. High-temperature bearings solved the problem.(Oven Components)
April 1, 2006... The inlet-air section of a utility boiler is a harsh environment for the dampers that control the flow of preheated air into the combustors. Over time, the hot air dries out the lubricant in the metal bearings, or roller elements, that control...

Brazed heat exchangers.(Product Highlights)
April 1, 2006... Manufacturers of boilers and snow-melt systems rely on compact brazed plate heat exchangers to meet design objectives. Standard "P" types offer AISI 316L stainless steel plates and connections with copper brazing. Units are rated for 450 psig...

Boiler tubes monitors.(Product Highlights)
April 1, 2006... When used in conjunction with corrosion probes inserted into the firewall of boiler tubes, FireCET can directly monitor boiler tube degradation online. Corrosion monitoring assists in identifying periods of fireside attack so that boiler...

Temperature, process controllers.(Product Highlights)
April 1, 2006... A 1/8 DIN controller and indicator with text display, Model 32H8 has five onboard process recipes and the company's Instant Accuracy system. Scrolling text messages, including alarms and event messages, describe each parameter and alert...

Firetube boiler cleaning system.(Product Highlights)
April 1, 2006... Model RAM-4X2A is equipped with a 2-hp drive motor. Its cleaning tool mounted to the tip of a heavy-duty flexible shaft and a simultaneous vacuum remove scale and other deposits from boiler tubes measuring 1" dia. or more. The speed of the...

Strip chart recorders.(Product Highlights)
April 1, 2006... Series RD-87 consists of six strip chart recorders for monitoring J thermocouple readings, temperature, temperature/humidity, voltage, current or 4 to 20 mA input. All have an LCD display and record on a 4"-wide strip chart using a single pen,...

Process temperature controller.(Product Highlights)
April 1, 2006... Gammadue Series X5 includes the Profibus DP Slave protocol as well as Modbus/Jbus RTU Slave and a Master Modbus/Jbus that allow the user to interface and expand the controller and total system functions. The main universal input has a sampling...

High temperature adhesive.(Product Highlights)
April 1, 2006... Resbond 940 adheres to quartz, cordierite, fused silica, glassware, ceramics and more at temperatures of up to 3,000[degrees]F (1,649[degrees]C). The adhesive cures in 4 to 8 hr at room temperature or in 5 min at 175[degrees]F (79[degrees]C)...

Custom thermal oxidizers.(Product Highlights)
April 1, 2006... Regenerative thermal oxidizers have airflow capacities from 1,000 to more than 100,000 scfm and are designed to destroy more than 99 percent of the VOCs/HAPs present in process exhaust streams. Features include a simplified operator interface,...

Mixing, drying technology.(Product Highlights)
April 1, 2006... Mixing technology can be supplemented with task-specific peripheral drying equipment for process operations such as reacting and cooling. Drying processes that can be completed include convection drying of aqueous material with smoke gases or...

Temperature control system.(Product Highlights)
April 1, 2006... Model TDH-6 has standard pumping rates of 90, 150 or 200 gal/min. Other features include 50 to 200 kW heater size and a temperature range of up to 550[degrees]F (287[degrees]C). The standard unit is equipped with a 1/4 DIN control and options...

Heat exchanger.(Product Highlights)
April 1, 2006... Shell-and-tube heat exchangers are constructed in U-bend or straight-tube designs. They are built to the standards of the ASME code and also can be built to comply with TEMA standards. They have working pressures from 1 to 500 psi. Tube...

Steam boilers.(Product Highlights)
April 1, 2006... Utilizing a straight tube design that allows for easy inspection of tube conditions, Ajax Series provides reliable process steam. Inclined tubes provide uniform heat transfer, resulting in fuel economy and long boiler life. The 2" OD steel or...

Magnetic thermocouple or RTD.(Product Highlights)
April 1, 2006... Sensor allows quick, easy positioning. Available in type K and J as well as Pt 100 .385, the magnetic sensor can be attached to any magnetic surface such as tanks, steel castings and bearing housings. The standard 13-lb pull-force magnet...

Valve for hazardous applications.(Product Highlights)
April 1, 2006... RedHat Next Generation line has Class I, Division 2 approval, making the solenoid valve line suitable for use in hazardous locations. The valve also meets all NEMA Types 1 through 4X requirements for water-tight and dust-tight operation. It...

System reduces downtime.(Product Highlights)
April 1, 2006... ClearFlo and ClearFlo Plus are designed to reduce contamination in heat transfer fluid systems while minimizing downtime and maintenance costs. They continuously filter heat transfer fluids, removing particles as small as 10 [micro]m without...

Cast barrel heaters.(Product Highlights)
April 1, 2006... Cast-in heaters for plastics extrusion equipment have liquid or air-cooling options and are constructed of aluminum or bronze alloy. They utilize a tubular heating element uni-formed for even heat distribution throughout the casting. The inner...

Multi-loop controller.(Product Highlights)
April 1, 2006... Model PPC-2000 has an adaptive control option to improve tuning by automatically optimizing control parameters to keep the system at a target temperature. This improves yield and reduces scrap and rework. The controller's standard firmware...

Loop powered indicator.(Product Highlights)
April 1, 2006... Series LPI accepts a 4 to 20 mA input signal and displays the associated process variables such as temperature, pressure, flow, level or relative humidity. It is supplied with a bright 4-digit LED for local or remote indication. Instrument...

Split digital infrared temperature transmitter.(Product Highlights)
April 1, 2006... Rayomatic 12 is a continuous monitoring tool for process applications that require immediate response time, temperature measurement up to 1,100[degrees]F (593[degrees]C), and the ability to measure special materials or difficult targets. The...

Industrial ovens & furnaces.(Free Literature)
April 1, 2006... For nearly 30 years, Epcon Industrial Systems, LP has served the world's industrial heat processing needs through innovative custom industrial ovens and furnaces. We engineer and manufacture a variety of ovens and furnaces for: burn off,...

Research Inc.(Free Literature)
April 1, 2006... Research SpotIR[R] heaters offer the capability to heat a circular area as small as .25 inches with infrared technology. An air-cooled reflector coupled with rapid response T3 lamps offer users the benefit of a high density heating solution and...

Ascon Corp.(Places & Faces)
April 1, 2006... Ascon Corp., Batavia, Ill., named Davide Bugatti its North American technical services manager. Formerly in the aftersales service department at Ascon S.p.A., Milan, Italy, Bugatti joined Ascon in 2001 as a field applications engineer. ...

Colmac Industries Inc.(Places & Faces)
April 1, 2006... Colville, Wash.-based Colmac has promoted W.C. "Cam" Buffington to president and chief operating officer of Colmac Industries Inc. He replaces Scott McMillan, who will remain as CEO and chairman, a position he has held since the retirement of...

Eclipse Inc.(Places & Faces)
April 1, 2006... Harry Steltmann was named vice chairman of Eclipse Inc., Rockford, Ill., following 17 years of successful management leadership at the company, serving most recently as president and chief operating officer. Lachlan Perks succeeds Steltmann as...

Precision Quincy Corp.(Places & Faces)
April 1, 2006... J.W. Guanci, general manager of Woodstock, Ill.-based Precision Quincy Corp., has promoted Mike Boczewski to plant superintendent. Boczewski will handle production scheduling, tracking and shipping for both the industrial oven and equipment...

Zytron Control Products Inc.(Places & Faces)
April 1, 2006... A manufacturer of temperature and process control solutions, Zytron Control Products Inc., Trenton, N.J., has signed an agreement with Toho Electronics Inc., Kanagawa, Japan, for exclusive U.S. sales and distribution rights to a new line of...

Desert Aire Corp.(Places & Faces)
April 1, 2006... MSP Technology, Centerport, N.Y., a manufacturer of dehumidification and heat-recovery technology, has entered into a license agreement with Desert Aire Corp., Milwaukee, Wis., that allows Desert Aire to manufacture and market MSP's...

Flexaust Co. Inc.(Places & Faces)
April 1, 2006... Flexaust Co. Inc., Warsaw, Ind., a manufacturer of flexible hose and ducting, has hired Michael J. O'Brien as national sales manager.