Fluid Dynamics
Fatigue screening methods according ASME BPV Code Webinar
When do you need to perform a fatigue analyses according ASME BPVC? This webinar explains the screening methods that are provided in ASME-VIII – Div 2.
23 June 2022
When do you need to perform a fatigue analyses according ASME BPVC? This webinar explains the screening methods that are provided in ASME-VIII – Div 2.
Coming weeks Dynaflow Research Group will host a webinar series around the use of the stress envelope for FRP stress analysis. In this webinar series
Seawind have developed with early partners Offshore Wind Plant layouts and is applying for sea area concessions in the Mediterranean Sea sector. The Mediterranean Sea
Dynaflow performed an pulsation analysis study for a client where a silencer check was required to dampen the pulsations generated by a rotary lobe blower.
Piping models that you produce are not 100% accurate. To make sure that uncertainties in design do not immediately result in failures in your piping
Dynaflow Research Group has released a new online course: FEPipe Essentials. The objective of this course is to give FEPipe users a strong understanding of
On February 9th, Edwin Schimmel, project engineer at Dynaflow Research Group will join a session of EngineeringTrainerTV: “Fiberglass and Steel Piping: Differences in Engineering”. Together
The J-integral Approach in Elastic-Plastic Fatigue Analysis by Tammo Dukker In a fatigue analysis one would like to investigate the susceptibility of a structural component
Last month Dynaflow co-presented a graduate course: “Practical Introduction to Parallel Programming”. The course was organized by the chair on Multiscale Engineering Fluid Dynamics at
Geothermal wells – European sponsored GRE-GEO project: Development of a corrosion-free fiberglass composite well casing as an alternative for a steel casing. As part of
June 9th Dynaflow will join Hexagon PPM’s Industry Insight with Stressman Engineering. Our lead software engineer Mark Groen will join this event to discuss the
In samenwerking met R-Vent hebben wij afgelopen week de webinar: “Hoe visualiseer ik de verspreiding van aerosolen in mijn gebouw?” gepresenteerd. VentiScan heeft een speciaal
Dynaflow Research Group and Hexagon PPM join forces for a series of webinar sessions. In three webinar live sessions we will elaborate how leveraging BOSfluids
The new version of the PRG Finite Element Analysis (FEA) software suite has been released. PRG 2021 contains FEPipe v15.0, NozzlePRO v15.0 and FEATools v15.0
Screw compressors generate pulsations similar to other displacement machines such as reciprocating pumps and compressors. The pulsation suppression devices for screw compressors are also called
” Samen staan we sterker” is een veelal gebruikte slogan sinds dat de Corona-pandemie onder ons is. VentiScan werd opgericht met de gedachte een bijdrage
This year we launched our new service to support schools and other buildings in The Netherlands to optimise their room ventilation against Corona spreading. By
GEOTHERMICA launches Project “Glass Fiber Reinforced Epoxy Casing System for Geothermal Application (GRE GEO)” Some of the main challenges in geothermal are corrosion and scaling.
Many industrial processes involve the transport of granular particles in flowing fluids. Simulation of these granular fluid flows is not trivial because of the different
Press Release Dynaflow Research Group is happy to announce that the European Geothermica project proposal “Glass Fiber Reinforced Epoxy Casing Systems for Geothermal Application” (GRE-GEO)
We are proud to announce the launch of our new service to support schools and other buildings in The Netherlands to optimise their room ventilation
Table of Contents A Good GRP Code Covers a Large Variety of Products and Loading Conditions A robust Glass Reinforced Plastic (GRP) piping code must
Thermal bowing is a structural phenomenon that arises when a temperature gradient exists across the cross-section of a pipe or vessel. In typical pipe design,
Table of Contents As the demand for flexible, energy-efficient, and reliable compressor operation grows—particularly in hydrogen and process gas applications—our clients increasingly turn to stepless
Table of Contents Multiphase flow is a recurring challenge in process engineering, where multiple fluid phases—such as gases, liquids, or solids—interact within a single flow
In the chemical and energy industries, liquid products such as LNG, ammonia, or naphtha are commonly transferred between ships and onshore storage tanks. These transfers
In the engineering domain, accurately simulating transient events in pipeline systems is critical, particularly for essential safety mechanisms such as firewater systems. These systems, typically
Introduction Pressure vessels are critical components in a wide range of industries, including power generation, petrochemical processing, and industrial manufacturing. These vessels are designed to
When Theodor von Kármán first discovered vortex shedding in 1911, he likely had no idea how pivotal his work would become for modern engineering, particularly
In a previous article, we introduced the risks and design considerations of repurposing an existing natural gas compressor system for hydrogen. That discussion focused on
ON-DEMAND 🕖 30 MIN 🌏︎ ENGLISH Understanding and Mitigating AIV and FIV in Modern Plant Design David Tickner Senior Engineer Get instant access
ON-DEMAND 🕖 30 MIN 🌏︎ ENGLISH How To Predict Stresses From Slug Flows Daniëlle de Jong Senior Engineer Get instant access Free recording
ON-DEMAND 🕖 60 MIN 🌏︎ ENGLISH Building models using the import PCF file feature & model verification In BOSfluids Thijs Krijger Project Engineer
ON-DEMAND 🕖 60 MIN 🌏︎ ENGLISH Solving Vibrations In A Two-Phase Process Line Frank Bos Partner Get instant access Free. Recording + slide
ON-DEMAND 🕖 50 MIN 🌏︎ ENGLISH Surge and dynamic stress analysis for an offshore wind farm using BOSfluids Mark Groen Software Lead Engineer
ON-DEMAND 🕖 25 MIN 🌏︎ ESPAÑOL Integración de BOSfluids con Caesar II y otros programas de tensión de tuberías Uri Peker Engineer Get instant
ON-DEMAND 🕖 35 MIN 🌏︎ ENGLISH BOSfluids integration with CAESAR II and other pipe stress programs Ryan Metcalf Manager USA Get instant access
This project presents a detailed technical assessment of two vertical tube cooker (shell-and-tube heat exchanger) designs using Computational Fluid Dynamics (CFD). The analysis was conducted for Tanis, a manufacturer of candy production lines, with the objective of verifying and improving the thermal performance of the tube cooker, a critical process
Dynaflow Research Group was asked to conduct a comprehensive finite element (FE) analysis on a custom hairpin heat exchanger. The primary objective was to assess the exchanger’s structural integrity under demanding cyclic loading conditions, focusing on fatigue life and ratcheting behavior in compliance with the ASME Boiler and Pressure Vessel
Effective mixing in bioreactors is essential for maximizing mass transfer, homogenizing chemical species, and ensuring uniform biological activity. The client undertook a computational fluid dynamics study in collaboration with Dynaflow Research Group to evaluate the performance of a 60 m³ hydrogen sulfide (H₂S) bioreactor, with a specific focus on mixing
Excessive vibrations were detected in the discharge piping of compressor C801 at BP Rotterdam. The observed vibration frequencies corresponded to the compressor’s running speed and its harmonics, indicating the compressor as the primary excitation source. This prompted an in-depth technical investigation due to concerns over the integrity and reliability of
The API 618 DA3 study at the Q8 Terminal, commissioned by Wintershall Noordzee and executed by Dynaflow Research Group, was initiated to ensure the mechanical reliability and performance of the reciprocating compressor piping system. This study focuses on the evaluation of pulsation and vibration per API 618 (5th Edition, 2007)
Building directly on the preceding site verification and model augmentation phase, the objective of the stress assessment was to ensure the mechanical integrity and regulatory compliance of the entire piping network under all anticipated operational, test, and environmental scenarios. The assessment was carried out in accordance with ASME B31.3 and
Following the initial review of the pulsation and vibration analysis for the Q8 Terminal compressor station, a detailed site visit was conducted to resolve ambiguities in the as-built system configuration. The purpose of this site visit was to verify support functionality, assess current installations, confirm actual piping layouts, and gather
This case study presents a critical review of the pulsation and vibration analysis carried out by a third-party supplier, focusing on the Q8 Terminal compressor station. The analysis, conducted in accordance with API 618 Design Approach 3, aimed to assess the dynamic response of the compressor and associated piping systems.
The Ærfugl MEG (Monoethylene Glycol) injection skid, engineered by Hitec Products AS for deployment on the Skarv FPSO, is a critical system designed to inject MEG into subsea flowlines, thereby preventing hydrate formation. Following the comprehensive pulsation analysis, which established compliance with API 674 DA2 pulsation criteria through targeted mitigation
Following the successful verification of the static mechanical integrity of the Ærfugl MEG injection skid in Phase 1, Hitec Products AS commissioned Dynaflow Research Group to undertake a detailed pulsation analysis in accordance with API 674 DA2. The aim was to address the risks posed by pressure pulsations generated by
The Ærfugl MEG (Monoethylene Glycol) injection skid, designed and produced by Hitec Products AS for installation on the FPSO (Floating Production Storage and Offloading) vessel in the Skarv field, is a mission-critical component in the field’s flow assurance strategy. To ensure mechanical integrity and operational reliability, a comprehensive static pipe
Within Europoort Rotterdam, a tankpit of 37m diameter and 21m height was intended to be repurposed for storing a blend of Naphtha and Reformate. Reformate, a product of Naphtha, shares similar chemical properties, with both fluids being miscible (they mix well together). Dynaflow Research Group performed a CFD analysis on
For a coil-wound liquified natural gas (LNG) heat exchanger, an existing 66” and new 72” bolted flange joint have been analysed and reviewed for mechanical loading and multiple thermal load cases in accordance to the 2013 edition of ASME VIII Div.1 and Div.2 by Dynaflow Research Group (DRG) using ANSYS
Dynaflow Research Group (DRG) has performed a stress and surge analysis using BOSfluids at Rotterdam Maasvlakte on an extension to their firewater system to accommodate the loading of LNG onto ships and barges at the jetty area. The extension of the firewater system consisted of an underground glass-reinforced epoxy (GRE)
An existing fiberglass firewater piping system was expanded to enhance its capacity, necessitating validation for the newly added components. The client, engaged in the RDCG Rotterdam capacity growth project, specializes in producing renewable fuels through the chemical conversion of vegetable and animal oils. The firewater system at this facility is
Our client was looking to repurpose a liquid transport and storage system for a different fuel. The new fuel blend has a larger viscosity and density. Heat tracing is applied to the pipe line to reduce the liquid viscosity during transport. The new fuel is pumped into a storage tank,
Our client reported multiple cracks at weld locations on a separation tank. These cracks are suspected to be caused by dynamic flow effects from the mixed inflow of acid gas and liquid. To address this issue, the client requested a Computational Fluid Dynamics (CFD) analysis to quantify the forces exerted
A client approached Dynaflow with concerns about potential dynamic loads on their piping system during the activation of a Pressure Safety Valve (PSV) protecting a degasser. During PSV opening, both gas and liquid (methane and water) are discharged together, creating complex flow conditions that could lead to transient forces and
The EVO-42 compressor package, featuring a screw compressor, oil separator, motor, dampener, and associated piping, was subject to a comprehensive evaluation by Dynaflow Research Group. This study aimed to assess its mechanical and acoustic performance under operating conditions, following the guidelines set out in API 619 and ASME VIII Div.
A client operates a reciprocating compressor at their terminal facilities, which is integral to their gas processing operations. During routine operations, excessive vibrations were observed within the system, raising concerns regarding equipment reliability, safety, and compliance with relevant industry standards. The compressor system in question features a 6-cylinder design with
The Tesoro Salt Lake City Refinery initiated a project to reduce the sulfur content in its products, necessitating modifications to the piping system on the discharge side of compressors K-701A/B. These changes prompted concerns about excessive pulsations and vibration-induced stresses, particularly as no previous pulsation study had been conducted. The
DYNAFLOW RESEARCH GROUP (“DRG”) Enters into Reseller Agreement with Quality Professional Software (“QPS”) RIJSWIJK, The Netherlands – January 24, 2024 (Dynaflow Research Group BV) –
Dynaflow Research Group and Seawind Ocean Technology announce collaboration focusing on technical readiness of floating offshore wind applications in the Mediterranean Sea. This landmark partnership