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Automation & Control

New pressure-relief valves improve performance and reduce emissions

Spring-loaded pressure-relief valves (PRVs) often use bellows to ensure balanced operation. Data analysis from 30,000 PRV service records across different industries and valve brands shows a bellows failure rate between 2 to 6%, according to Emerson (St. Louis, Mo.; www.emerson.com).…

Non-Invasive Temperature Measurement in the CPI

While thermowells have become well-established, they have potential drawbacks that can affect their performance. The benefits of alternative non-invasive temperature sensing is presented here Temperature is one of the most important parameters for industrial processes, providing a key indicator of…

Open Process Automation is Gaining Sustainable Momentum

Digital transformation in the chemical process industries demands open architecture, enterprise-wide interoperability and a focus on sustainability. Progress discussed here is moving the industry in that direction Many companies in the chemical process industries (CPI) are currently pursuing digital transformations…

Temperature: The Most Misunderstood Process Variable

Measuring temperature is required in nearly all chemical processes, but engineers often struggle with implementation. Here are suggestions to avoid common pitfalls Measuring temperature in chemical processing applications remains, arguably, the most misunderstood of the four main process variables, which…

Wireless device detects coronavirus — no batteries required

A collaborative research group in Japan has engineered a self-sustaining device that can detect the presence of COVID-19 particles or droplets in air. The device, which requires no batteries, employs a magnetostrictive clad plate composed of iron, cobalt and nickel,…

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Pressure Transmitters for Enhancing Uptime

New materials, digitalization and simplified user interfaces reduce downtime and ensure safety in pressure-measurement applications Optimizing uptime and safety are among the two highest priorities for chemical processors, making reliability in pressure-measurement devices essential to ensuring that key processes are…

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Reducing the Noise from Control Valves

Attenuation for high-noise control valves need not be difficult or expensive The world does not lack for noise. It pummels us from all sides, emanating from traffic, political commercials, and your annoying neighbor’s backyard party. Industrial plants have their share…

This particle sensor exploits quantum effects for real-time process optimization

Last month at Achema 2022 (August 22–26; Frankfurt am Main, Germany), Q.ANT GmbH (Stuttgart, Germany; www.qant.de) introduced what is said to be the world’s first industrial-grade quantum sensor (photo) for particle analysis. By the use of super-fast software, electronics and…

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New Software Capabilities with Digitalization

Latest software combines the best of traditional physics-based and empirical approaches with advanced digitalization technologies Unless you’ve had your head buried deep in the sand, you know that digitalization is having an increasing impact on the chemical process industries (CPI).…

Achieving Balance in Combustion

New hardware combined with monitoring technologies can help optimize combustion now and in the carbon-conscious future Combustion has long been a delicate balancing act. Chemical processors want their combustion systems to be fuel efficient and available for use, while at…