Process Heating articles from November 2008

Process Heating archives from November 2008

A few more tips.(An Extra Helping Hand)
November 1, 2008... I began planning this issue more than a year ago, and as you can imagine with a project that spans nearly 15 years, one of the first challenges was simply managing the volume of material under consideration. Even a conservative estimate of the...

150 issues, 150 tips.(Cover story)
November 1, 2008... 1 When operating process heating equipment, most of the time you will be lucky, whether you deserve it or not. Good luck--or more correctly, the avoidance of bad luck--is a matter of timing and circumstance. Rarely do they combine to put you in...

Temperature sensors.(Equipment Overview)
November 1, 2008... [ILLUSTRATION OMITTED] From thermal imagers to contact temperature sensors, find suppliers that can help you get a sense of your process. Temperature sensors are a critical part of any process control scheme. To keep your oven, dryer,...

SCR power controls.(Product Highlights)
November 1, 2008... Opto Z provides precise proportional control of constant-resistance heating loads in response to an analog control signal from a temperature controller or PLC I/O module. The SCR power control utilizes an optically isolated trigger circuit for...

Electric immersion heaters.(Product Highlights)
November 1, 2008... Immersion heaters are constructed using high-grade materials and put through a vigorous quality assurance testing procedure to ensure that each heater conforms to specification. Heaters are fabricated in a range of types and styles, including...

Three-pass heater.(Product Highlights)
November 1, 2008... Thermal fluid heater employs a fired burner and two helical coils, one inside the other, to provide up to twice the life of other three-pass heaters while providing the required amount of heating. Its lower flux rate means that its helical...

Electric universal ovens.(Product Highlights)
November 1, 2008... Specially modified for simultaneous operation with reduced movement by one worker, No. 1001 comprises two electrically heated, 500[degree]F (260[degree]C) universal ovens. To heat each unit, 5 kW are installed in Nichrome wire elements. A 400...

Low emission air-heating burner.(Product Highlights)
November 1, 2008... AirHeat creates clean, efficient heat in a range of direct-fired heating applications. Its small, high-efficiency blower saves energy and allows for compact burner installations. The burner can be flange-mounted with insertion depths of 3", 4"...

Packaged thermal oxidizers.(Product Highlights)
November 1, 2008... Line of skid-mounted oxidizers covers a range of 5,000 scfm, 10,000 scfm, 20,000 scfm and 30,000 scfm. Features include a preassembled, modular design that reduces installation time, 98 percent destruction efficiency; and 95 percent heat...

Microcomputer boiler control system.(Product Highlights)
November 1, 2008... Model XJ1 identifies boiler problems and suggests solutions in plain, descriptive English on an easy-to-read display. It provides users with greater control over steam pressure settings for steadier steam pressure and allows for compensated...

Self-checking flowmeter.(Product Highlights)
November 1, 2008... Smartlink offers precise, repeatable mass flow measurement for fuel, air and combustion streams. Designed to monitor, display and output air/fuel ratio when two meters are electrically linked together, the self-checking flowmeter displays...

Stainless steel heat exchangers.(Product Highlights)
November 1, 2008... Welded end and primary seals on these stainless steel heat exchangers eliminate contamination. Removable access panels ease inspection and cleaning. High heat transfer effectiveness is produced by corrugating the heat transfer plates to achieve...

Thermal fluid systems.(Product Highlights)
November 1, 2008... Customized and complete thermal fluid (hot oil) heater systems are available to 14 million BTU/hr and temperatures to 750[degree]F (399[degree]C). The four-pass, high efficiency design with preheated combustion air requires minimal floor space....

Cleaning fluids.(Product Highlights)
November 1, 2008... MultiTherm PSC cleaning fluid is designed to break down used thermal fluid and clean internal components such as piping. MultiTherm FF-1 flushing fluid is designed to dissolve sludge, carbon and general buildup in the system. Both fluids are...

Noncontact temperature sensor.(Product Highlights)
November 1, 2008... Used for measuring the temperature of refrigerated foods via infrared, Model IRt/c.3X-RF is calibrated for the temperature range of 0 to 100[degree]F (-18 to 38[degree]C). An inline transmitter delivers an analog output of 0 to 10 V. The sensor...

System cleaner liquid dissolves sludge.(Product Highlights)
November 1, 2008... Paratherm LC liquid restores thermal fluid system performance on the fly. Cleaning while the system operates, it dissolves and suspends sludge deposits that can reduce flow--and thus heat transfer--in larger continuously operated hot-oil...

Combustion safeguard control.(Product Highlights)
November 1, 2008... Protectofier is designed to provide continuous, automatic protection against the buildup of combustible fuel mixtures due to flame failure or other faults in ovens, boilers and heating equipment. System can monitor one or more burners and will...

Gas burner.(Product Highlights)
November 1, 2008... Models BIC and ZIC are suitable for use on ovens, gas-fired industrial furnaces and ceramic kilns. Both are suited for use in food, glass, iron and steel, non-ferrous metals, precious metals and ceramic industries. The burners utilize a...

Low-watt-density tank heater.(Product Highlights)
November 1, 2008... [ILLUSTRATION OMITTED] Model LTFX is a low-watt-density design to provide even heating and precise control across the length of a tank. The large-tank flange heater is designed for applications including asphalt, biodiesel, animal fats and...

Oil immersion heaters.(Product Highlights)
November 1, 2008... Used for oil preheating, oil baths, wax and other heat transfer fluids, oil immersion heaters provide years of trouble-free service when the tubes are completely covered with fluid, used on correct voltage and kept free of carbonization. With...

Open coil heaters designed for high flow rates.(Product Highlights)
November 1, 2008... Flow Torches are designed for high flow rates and low pressure drop due to their efficient design and minimal flow restrictions. Standard power, from 1 to 75 kW, is available for a range of applications such as hot air curtains, air drying,...

Air heat program.(Product Highlights)
November 1, 2008... Air heater program for industrial hot air applications includes LHS Classic, LHS Premium and LHS System. All three LHS (Leister Heat Sources) lines include integrated device and heating element protection from excess temperatures. The new air...

Videographic data recorder.(Product Highlights)
November 1, 2008... Model PPR-1800 videographic data recorder has a 6.1" TFT-LCD color screen that offers bright, sharp viewing with 640 x 480 VGA resolution. The data recorder can be used to monitor, record and evaluate processes in a range of industries such as...

Circulation thermostats.(Product Highlights)
November 1, 2008... Unichillers are available with cooling powers from 300 W up to 100 kW at 59[degree]F (15[degree]C). With a tower design, the T-models require minimal floor space. All circulation thermostats can be factory fitted with a heater and cover a...

Temperature, process controller.(Product Highlights)
November 1, 2008... Series SCD offers multiple PID loops in a compact size. Each master controller can be combined with up to seven slave controllers without any wires. Each controller has one universal input, one relay output and one user-selected output. The...

Ovens and dryers.(Product Highlights)
November 1, 2008... Thermatrol electric, gas or propane conveyor ovens utilize infrared heaters, infra-air, or combination infrared/convection heating so specific process needs are met. Other features include inline integral coolers, ability to interface with...

Plug-and-play burner control.(Product Highlights)
November 1, 2008... Ready to use, the 110 V Redi-Pak operates a range of infrared burners using either natural gas or propane. The power control is factory set for the specific burner model and size, and has full modulation control with quick response. Features of...

Processors learn how to save through energy efficiency programs.(Product Highlights)
November 1, 2008... Company provided more than $8 million in rebates and incentives to its business customers last year through its energy-efficiency programs. In 2008, the same programs are offering businesses up to $18 million. More than 500 pieces of...

DIN-rail controller for single-loop control.(Product Highlights)
November 1, 2008... Series 1ZC is stackable to the required number of zones. The CE-approved auto-tuning controller is designed for precise control of a single control loop with two independent outputs configurable as direct-acting, reverse-acting or alarm. A...

Heat transfer fluids.(Product Highlights)
November 1, 2008... Therminol heat transfer fluids meet the requirements of most chemical processes. Each chemical process has unique operating parameters that can be used by a design or process engineer to select the heat transfer fluid that will result in the...

Making sense of heat transfer fluid monitoring.(HEAT TRANSFER FLUIDS)
November 1, 2008... Selecting the right heat transfer fluid--one that meets all of your system's requirements--is extremely important. Appreciating that changes to the fluid over time can also affect your operations is equally important. If left unnoticed, thermal...