Articles

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  • Find the perfect steam trap

    Consider a variety of factors to select a unit that comes the closest. What steam traps lack in size, they make up for in numbers. In a typical steam plant, their numbers range from several hundred in a large steam plant to more than 20,000 in refinery or chemical complexes.

    Stephen Frank, Richards Industries, Inc.
    01/11/2007
  • Translate lofty financial goals

    A profit-per minute metric can really optimize operations. The chemical industry is discovering that it needs better tools to help capitalize on the products and maximize profits — to generate cash faster. It needs a new metric: profit per minute.

    Richard Batty, Maxager Technology
    01/11/2007
  • Exporters get reporting relief

    EPA eases annual reporting requirements and thresholds, and exporters are feeling relief, according to Lynn Bergeson in her monthly Compliance Advisor column.

    Lynn Bergeson, regulatory editor
    01/08/2007
  • Understand and Control Hot Vapor Bypass

    Contributing Editor Andrew Sloley says pressure control technique works well if implemented properly, in this month's Plant InSites column.

    Andrew Sloley, contributing editor
    01/08/2007
  • Vehicle emissions case promises broad impact

    A Supreme Court ruling could affect voluntary efforts to reduce greenhouse gas emissions, according to Mike Spear, editor at large, in his monthly End Point column.

    Mike Spear, editor at large
    01/08/2007
  • Waylay weight woes

    Production managers, quality control managers and maintenance engineers alike have encountered weigh cells that never worked properly. Why? Why have so many switched from a supposedly high accuracy load cell solution to old fashioned level probes or sight glasses? This article touches on the worst culprits for problems and how to avoid them.

    Ryan Titmas, product manager, Sartorius North America
    01/08/2007
  • pH sensor stands up to tough conditions

    Design provides improved reliability in a polymer-precursor batch reactor. Sensors must respond quickly and survive a harsh environment. Poor probe reliability can make the difference between a process that makes money and one that doesn’t.

    Kyle Becker, Polychemie
    01/08/2007
  • Distillation control and optimization, Part 3

    Control's Béla Lipták continues his series on control of distillation processes, this time focusing on managing reboiler flow, temperature, feed rate, loading and reflux for economy, stability and safety.

    Béla Lipták, PE, CONTROL Columnist
    01/05/2007
  • Know when to leave a sinking ship

    The unspoken truth about projects is that they all come to an end, according to Dirk Willard in this month's Field Notes column. The key, he says, is knowing when to leave.

    Dirk Willard, senior editor
    01/03/2007
  • Chemical industry sees green

    Developments target economics, not just environmental benefits. While pollution prevention was the original goal of green chemistry, today’s efforts promise to have a substantial economic impact.

    Mike Spear, editor at large
    01/03/2007
  • How to select control valves, Part 3

    When it comes to selecting and sizing control valves, gain and stability are key characteristics. The non-commercial valve selection chart in this article serves as a reference tool you can download.

    Béla Lipták, Contributing Writer
    12/19/2006
  • Take the right first step to manage your energy costs

    Conducting an energy assessment provides a business plan for improvements and is the first step to managing energy costs, according to Chemical Processing's energy columnist Christopher Russell.

    Christopher Russell, energy columnist
    12/18/2006
  • Chemical Processing Vaaler Award 2007

    Chemical Processing is now accepting entries for its biennial Vaaler Awards. These awards honor products and services that have significantly improved the operation and economics of chemical plants. Download an a PDF document below that details eligibility requirements, award categories, entry details, winner notification and contact information.

    12/11/2006
  • Making Your Process Operator-Proof

    Senior Editor Dirk Willard discusses Shigeo Shingo's take on mistake-proofing, or Poke Yoke, if you speak Japanese. The practice suggests the following devices: eliminate — redesign, facilitate — guide, mitigate — lessen the damage caused by the error, or flag — identify the error.

    Dirk Willard, senior editor
    12/05/2006
  • Wal-Mart applies clout

    Wal-Mart Stores, Inc., previously committed to reduce by 5% the packaging used by its 60,000 suppliers by 2013. Now, a new initiative uses a scorecard to tackle wasteful packaging.

    Lynn Bergeson, regulatory editor
    12/05/2006
  • Make jacketing your strong suit

    Small details in jacketed-pipe configuration can have a big impact, according to Chemical Processing's Contributing Editor Andrew Sloley.

    Andrew Sloley, contributing editor
    12/05/2006
  • Mechanical Seals: Gas Up Your Sealing Knowledge

    As users become more familiar with gas seal technology and its advantages, gas seals are being applied to a wider variety of applications and equipment than ever before. As the seals gain in popularity know their advantages and disadvantages.

    Scott Boyson, Chesterton
    12/05/2006
  • pH measurement faces acid test

    Quest for more reliable readings prompts development of tougher and more-intelligent sensors. While pH control often plays a crucial role in processing, achieving reliable readings remains challenging at many sites. After all, pH sensors frequently serve in aggressive chemical environments.

    C. Kenna Amos, contributing editor
    12/05/2006
  • Valve innovation helps with nuclear waste

    Valves and actuators designed for handling radioactive waste must meet strict government requirements. This sometimes requires unconventional solutions. Such was the case at the Hanford Waste Treatment Project (WTP), Hanford, Wash.

    Roy Johnson, Flowserve
    12/05/2006
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