Articles

2001-2020 of 2510 < first | | | last >
  • Get a handle on solids’ flow

    Properly accounting for how bulk solids actually will flow in a vessel or overall process can be crucial for successful operations. Learning some simple parameters can often provide a good sense of flowability.

    Don McGlinchey, Glasgow Caledonian University
    05/22/2006
  • Draw insights on distillation

    Residue curve mapping is a powerful tool to better understand the design and operation of distillation columns. This article describes how to use residue curve maps to check the feasibility of separation of homogeneous mixtures and for developing the conceptual design of towers.

    Raymond E. Rooks, The Dow Chemical Co.
    05/15/2006
  • Meet SIS “User Approval” Mandates

    No manufacturer’s claim, third-party analysis or certification report reduces the user’s responsibility for determining that a product is fit for its purpose. Make sure to properly balance analysis and testing information with field experience.

    Angela E. Summers and Susan Wiley, SIS-TECH Solutions, LP
    05/11/2006
  • Paired processes aim to fuel biodiesel buildup

    The first plant to go from biomass to syngas to biodiesel is slated for 2007 startup. Once started up early next year, the unit will feed in 75,000 mt/yr of wood chips and straw to make so-called SunDiesel.

    05/11/2006
  • Why do you need performance supervision?

    One way to unlock control system secrets is to implement PSS, a smart performance reporting system that can dramatically help save time, money, and prevent problems with your processes.

    05/11/2006
  • Ribbon blender ups production of powders

    Read about a new mixing process increases annual capacity by almost 900%. The ribbon blender incorporates a bag dump station, a receiving hopper, and a pneumatic conveying system.

    Charlie Divine, Munson Machinery Company, Inc.
    05/01/2006
  • Praxair wins 2nd annual Plant Innovation Award

    Chemical Processing's Plant Innovation Award recognizes ordinary engineers for solving difficult technical problems with creativity and dogged determination. Praxair's Geismar plant gains this year's honor for optimizing the performance of reforming units.

    Dirk Willard, senior editor
    04/25/2006
  • Process Engineering | Get paid for filling our suggestion box | Chemical Processing

    Now's your chance to profit from telling us how to do our jobs . In our continuing effort to make ChemicalProcessing.com better for you, we are looking for suggestions for improvements to the site. Each constructive, actionable idea will receive a $10 Amazon.com gift certificate. If we implement your suggestion, you'll receive an additional $50 Amazon.com gift certificate.

    04/24/2006
  • Develop an air-tight defense

    Chemical processors face significant challenges in controlling fugitive emissions. The emissions escape from valves, compressors, pumps, piping components, etc. It is a difficult task, but necessary to avoid penalties and other liability.

    Lynn Bergeson, regulatory editor
    04/24/2006
  • Choose the right temperature sensor

    There’s no simple solution to achieving accurate temperature measurement. It’s a combination of knowing the inherent accuracy of particular sensor types, and how environmental factors can create further measurement uncertainty and the sensor calibration techniques available to reduce this uncertainty.

    Cal Swanson, Watlow Electric Manufacturing Co.
    04/24/2006
  • Questions about gloves link to work safety

    The proper hand protection plays a tremendous role in keeping plant workers safe. This article answers questions often posed by workers and managers about hand protection products, their applications and limitations.

    Nelson Schlatter, Ansell
    04/20/2006
  • Mind mixer mechanical design

    While most mixers can provide a long service life — for instance, some are still operating after more than 30 years — mechanical problems can shorten life or even break parts. In this article, learn about all the mechanical problems that may befall your mixing equipment.

    David S. Dickey, MixTech, Inc.
    04/18/2006
  • Keep measurements on the level

    Changes in liquid densities can throw off readings. Plants commonly rely on differential pressure (DP) cells to measure level. Read this month's Plant InSites for advice on how to solve these level problems.

    Andrew Sloley, contributing editor
    04/17/2006
  • Find the real cause of pump gas up

    Simply blaming high feed temperature for inadequate suction isn’t enough when diagnosing pump problems. Read this article to get a laundry list of causes for pump gas up.

    Andrew Sloley, contributing editor
    04/17/2006
  • Field Notes: Don't Know Much Geometry

    The cornerstones of chemical engineering are often overlooked. Teaching theory to operators is crucial to safe operations, says Dirk Williard in his monthly Field Notes column.

    Dirk Willard
    04/12/2006
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