With the ‘China Market Insider’ format, PROCESS reports regularly on the Chinese chemical and pharmaceutical market. (Source: © sezerozger - stock.adobe.com)
China Market Insider

Paradigm Shift: Climate Protection Prioritized Over Construction of New Chemical Plants

Construction work on the largest coal chemical plant on earth has just been suspended in the Shaanxi province, reports the business magazine Caixin. In Inner Mongolia, another province with many coal-chemical projects, new approvals have also recently become more difficult, the magazine reports. Across the country, not only large-scale coal chemical projects but also petrochemical projects are falling victim to the axe of the newly strengthened climate change activists.

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Figure 2: Geometry of the vessel and impeller system (Source: Syngenta)
Mixing Technology

Naked-eye Visualization of Unyielded Zones for a Close-Clearance Impeller Agitating Viscoplastic Fluids

The mixing of a viscoplastic fluid with an anchor impeller is studied visually. Three different types of experiments, documented through videos and still images, demonstrate the existence of an unyielded region, rotating like a rigid body. These results are in good agreement with previous workers’ numerical predictions, and dramatically show the influence of yield stress on mixing effectiveness, even with a well-designed agitation system. The unyielded region is the equivalent, for a close-clearance impeller, of the stagnant region outside the well-known ‘cavern’ forming around a small-diameter impeller. Furthermore, for such systems the presence of motion is not by itself a criterion by which quality of mixing can be assessed.

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Galleries

For process automation specialist Endress+Hauser, the Field Xpert SMT70 configurator tablet is a reliable companion for mobile plant asset management and field device administration.  (Source:Endress+Hauser)
Smart Mobile Devices

Configurator Tablet Designed for Industrial Use

For process automation specialist Endress+Hauser, the Field Xpert SMT70 plant asset management tablet has become an indispensable mobile workstation for customer applications. The hardware basis for this intelligent mobile device is provided by the Pad-Ex 01 from Pepperl+Fuchs brand Ecom Instruments, an intrinsically safe Windows tablet for industrial use. Thanks to the combination of this hardware and the cloud-based IIoT ecosystem Netilion, Endress+Hauser was able to master a tricky diagnostic task at a customer company and resolve previously inexplicable plant downtimes.

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Fig. 1: When modernizing a process plant located in Höchst, Germany, Kuraray wanted to set the future course for its documentation by switching to a consistent I&C-CAE system.  (Source:Kuraray)
Engineering

Save Costs With a Reliable CAE System

Global chemical company Kuraray switched the documentation procedure at its process plant in Höchst, Germany and opted for Rösberg’s Prodok NG computer aided engineering system for instrumentation and control. Stepwise and automatic migration of the existing plant data to the new consistent CAE system enabled Kuraray to set the course for future plant modernizations.

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The top 10 chemical companies in China making headlines.  (Source:©Jegas RA - stock.adobe.com)
China Market Insider

The Top 10 Chemical Companies in China

The world’s largest chemical company will soon be in China! The merger of chemical giants Sinochem and ChemChina has recently been approved, thus, paving the way for Sinochem Holdings, a mighty single organisation with estimated sales of more than 144 billion dollars! In this background, we bring to you the top 10 chemical companies in China making headlines.

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