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Academic Journals
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From:Chemical EngineeringPeer-ReviewedRunaway polymerizations of acrylic monomers can lead to catastrophic fires and explosions in production plants and storage terminals, as well as during transportation. Special chemical products called shortstop...
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From:Chemical EngineeringPeer-ReviewedWith the introduction of a third size in the Hilge Contra range, this company expands the performance spectrum of its centrifugal pumps up to flowrates of 100 m3/h. The new G Hilge Contra III meets the general...
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From:Chemical EngineeringPeer-ReviewedTaking a system approach to find the root cause of a problem can be more beneficial than simply replacing a problematic pump. This article explains why We want the best reliability with anything that we work with. In a...
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From:Chemical EngineeringPeer-ReviewedThis company's sanitary mixers for pharmaceutical applications (photo) feature 316 stainless-steel shafts and polished impellers, making them ideal for applications where clean-in-place (CIP) or washdown capability is...
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From:Chemical EngineeringPeer-ReviewedThese new unmanaged switches for field installation expand the product range of Ethernet switches from this company. The new 1608 and 1708 variants of the FL Switch 1000 (photo) product family feature IP65/IP66/IP67...
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From:Chemical EngineeringPeer-ReviewedIn some situations, it might be necessary to remove or replace a bolt during operation. This article shows how to determine the proper bolt load to prevent leaks Bolted flange joints (Figure 1) are part of pressure...
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From:Chemical EngineeringPeer-ReviewedThere are many technologies used in industry to protect workers from toxic gases. Here are some guidelines for selecting one that will match your application The dual threat of toxicity and combustibility applies to a...
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From:Chemical EngineeringPeer-ReviewedBetter designs and improved monitoring and control technologies lead to higher efficiencies While bioprocessing can be challenging due to the sanitation requirements and exacting processes, new technologies are...
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From:Chemical EngineeringPeer-ReviewedThis company's direct-mount pneumatically actuated, stainless-steel V-ball package (photo) is said to have the smallest total dimensional envelope in the industry, reducing installation materials and labor costs. The...
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From:Chemical EngineeringPeer-ReviewedThe ability to precisely control the molecular structure of polymer membranes could expand their use in challenging separations, such as the purification of xylene isomers. Using highly selective membranes that can be...
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From:Chemical EngineeringPeer-ReviewedTo help understand the discussion in the main text, a worked example for a welding neck flange (Figure 4) is presented here. The following are the data for the example: Data Welding neck flange NPS 12 in. (NB 300) -...
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From:Chemical EngineeringPeer-ReviewedNew Hydra-Cell P700 Series metering pumps feature a hydraulically balanced, multiple-diaphragm design to provide smooth, linear, virtually pulse-free flow without the need for expensive pulsation dampeners. Employing...
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From:Chemical EngineeringPeer-ReviewedThe TSQ Plus triple quadrupole mass spectrometer (MS; photo) portfolio is said to increase workflow throughput through superior data acquisition and polarity switching speeds. The improved low-mass product...
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From:Chemical EngineeringPeer-ReviewedStorage tanks containing hazardous materials require safety instrumented systems (SIS) to prevent overfills. Digital technology in the latest level-measurement devices used in SIS enables remote proof-testing, which...
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From:Chemical EngineeringPeer-ReviewedUntil now, manufacturing polymer-electrolyte membrane fuel cells (PEMFCs) that are small, light and capable of mechanical movement has been challenging using conventional methods. PEMFCs are composed of end plates,...
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From:Chemical EngineeringPeer-ReviewedImproved understanding of differential pressure (DP) flowmeter operation, along with best calibration practices, reduces maintenance errors Utilizing an orifice plate installed in a pipe and accurately measuring the...
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From:Chemical EngineeringPeer-ReviewedA recently announced business collaboration between Fluence Analytics (Houston; www.fluenceanalytics.com) and Yokogawa Corp. (Tokyo, Japan; www.yokogawa.com) will significantly expand the availability of the latest...
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From:Chemical EngineeringPeer-ReviewedThe latest generations of computer chips are only a few nanometers in size and are becoming ever more energy-saving and powerful as a result of progressive miniaturization. Since the etching processes traditionally used...
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From:Chemical EngineeringPeer-ReviewedThis company's new line of anti-slip access platforms are used reach elevated process equipment safely, eliminating the need for ladders, scissor lifts and forklift cages. The modular system includes braced frames which...
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From:Chemical EngineeringPeer-ReviewedThe recently concluded 5th annual Connected Plant Conference (CPC; www.connectedplantconference.com), held in Austin, Tex., illustrated both the real promise of Industry 4.0 digital tools to improve operational...