News & Insights from Dynaflow Research Group

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Pulsations Paper

Benefit of computational simulation of a pulsation dampener compared to an analytical method Accumulators are used to reduce pressure pulsations from reciprocating pumps by adding

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Pulsation analysis: Important difference in solution methods

Commercially available pulsation analysis software uses either a transient (time domain) or harmonic (frequency domain) solver. A time domain solver is more accurate for determining the pulsation amplitude, but solving in the frequency domain can be orders of magnitude faster. Which solver should you use and why is there a

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Fluid Flow

API 674 acoustical study, differences DA1 and DA2

When purchasing or delivering a reciprocating pump an API674 pulsation study might be required. The API 674 describes two different design approaches in Annex C (2010 edition). This post describes the most important differences between the design approaches and the pro’s and con’s between the two approaches. Regardless of the

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Fiberglass Engineering

Third-party review fiberglass EPC project Oman

Third-party review of fiberglass EPC project in Oman Dubai, 2 March 2017 DRG is probably best known for their large involvement in all facets of fiberglass design and engineering. It ranges from component design such as fittings and elbows for suppliers, qualification of the fiberglass products, engineering calculations as well

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fiberglass, frp inspections, frp
Fiberglass Engineering

Infield inspections Oman

Infield inspections Oman – enhancing processes & performance July 2016 The link between assessment and performance As engineers, we are happiest when we are out in the field making our customers’ projects run more smoothly. DRG’s niche is the link between assessment and performance, and two projects in Oman recently

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