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
Hydrogen is considered to be a key element in the energy transition. This molecule is the most notable option for the decarbonisation of hard-to-abate sectors
As part of our responsibilities at DRG, we conduct both standard pressure drop calculations and surge/slug analyses for firewater systems. Our involvement spans various stages,
Geothermal energy is a promising renewable energy source, but it comes with its own set of challenges. Two significant issues in geothermal well operations are
Flow-induced vibrations in piping systems are a critical aspect of mechanical engineering, impacting the reliability and integrity of various industrial setups. The Japan Society of
Introduction In the field of engineering design, the precision of pipe flexibility analysis models is critically important for accurately assessing nozzle loads in steel piping
In 2013, a major incident occurred in a Louisiana chemical plant. In a nonroutine operation, plant operators attempted to start a heat exchanger which had
To understand pressure surges in large piping systems, a good place to start is at home. When you finish washing your hands, turning off the
Brief introduction to piping vibrations Vibrations are an oscillatory motion about an equilibrium. The oscillatory movement causes alternating stresses in the system, which, if excessive
The pulsation challenge of a variable speed reciprocating compressorA pulsation analysis according to the API 618 is a good method of preventing excessive vibrations in
ON-DEMAND 🕖 50 MIN 🌏︎ ENGLISH Acoustically Induced Fatigue in Gas Filled Piping Systems Using BOSfluids Remco Boere Senior Software Engineer Get instant access
ON-DEMAND 🕖 60 MIN 🌏︎ ENGLISH Simulation Strategies and Practical Application for Vapour Cavity Formation Dr. Ir. Erik Jan Lingen Software Director Get
ON-DEMAND 🕖 60 MIN 🌏︎ ENGLISH Fundamentals, Failure Mechanisms, and Engineering Consequences of Vapor Cavity Formation Dr. Ir. Erik Jan Lingen Software Director
ON-DEMAND 🕖 45 MIN 🌏︎ ENGLISH Bridging the Gap: From NFPA 15 Steady-State Design to Transient Surge Analysis in Tank Terminals Uri Peker
ON-DEMAND 🕖 45 MIN 🌏︎ ENGLISH Support Stiffness Effects on Mechanical Natural Frequencies in Reciprocating Compressor Piping Systems Thijs Krijger Project Engineer Get
ON-DEMAND 🕖 60 MIN 🌏︎ ENGLISH Beyond hydraulics: a practical guide to fire water analyses with BOSfluids Dr. Ir. Erik Jan Lingen Software
AIV Fundamentals At what pipe diameter and wall thickness should one be concerned about AIV? What is the relevant D/T ratio? This depends on the
ON-DEMAND 🕖 3 SESSIONS x 45 MIN 🌏︎ ENGLISH Complete Pulsation Analysis Using BOSpulse Tim Gebraad Software Lead Engineer Marienne Faro Software Sales Engineer
ON-DEMAND 🕖 60 MIN 🌏︎ ENGLISH Getting the Timing Right: Why Time Step Size Is Critical In Surge Analysis Dr. Ir. Erik Jan
ON-DEMAND 🕖 30 MIN 🌏︎ ENGLISH Protecting Tank Terminal Assets Through Surge and FFS Analyses Thijs Krijger Project Engineer Katrine van Overhagen Engineer
ON-DEMAND 🕖 60 MIN 🌏︎ ENGLISH Choosing the right GRE piping standard: a comparison of ISO 14692 and ASME NM.2 Edwin Schimmel Project Engineer
ON-DEMAND 🕖 50 MIN 🌏︎ ENGLISH How Stepless Capacity Control Shapes Flow and Pulsations Thijs Krijger Project Engineer Get instant access Free. Recording
ON-DEMAND 🕖 60 MIN 🌏︎ ENGLISH Water Hammer Analysis & Mitigation in Pipeline Systems with BOSfluids Dr. Ir. Erik Jan Lingen Software Director
ON-DEMAND 🕖 60 MIN 🌏︎ ENGLISH Water Hammer Analysis & Mitigation in Pipeline Systems with BOSfluids Dr. Ir. Erik Jan Lingen Software Director
ON-DEMAND 🕖 35 MIN 🌏︎ ENGLISH Understanding, Modelling, and Managing Thermal Bowing using CAESAR II David Tickner Senior Engineer Get instant access Free.
What are the key challenges in applying CFD to simulate and optimize multiphase processes in complex industrial systems? The main challenge here is the ability
Do CAESAR II formulas for thermal bowing and output results match with FEA? Short Answer: There can be significant differences between the results of CAESAR II and FEA.Explanation:The
ON-DEMAND 🕖 35 MIN 🌏︎ ENGLISH Using CFD for optimizing multiphase process engineering Bart van der Zalm Senior Engineer Get instant access Free.
DRG CONFERENCE – 35TH ANNIVERSARY 🌏︎ ENGLISH Innovations that Change the Engineering Industry Get instant access Free. Recording + slide deck available Event Description
ON-DEMAND 🕖 35 MIN 🌏︎ ENGLISH Fatigue Assessment According to ASME B&PV VIII Div.2 Lukas Bajarunas Senior Software Engineer Get instant access Free
ON-DEMAND 🕖 45 MIN 🌏︎ ENGLISH Fiberglass Piping Stress Envelope According to ISO 14692 using CAESAR II Edwin Schimmel Project Engineer Get instant
DRG was engaged to conduct a stress analysis for two sulphur recovery burners, adhering to ASME VIII Division 1 Boiler and Pressure Vessel Code. This analysis involved traditional Division 1 calculations complemented by Finite Element Analysis (FEA) to evaluate the impact of nozzle loads on critical junctions. Additionally, an assessment
This case study focuses on the finite element analysis (FEA) conducted for a filament wound coupler designed for 42-inch centrifugal cast fiberglass pipes. The objective was to evaluate the performance of the fiberglass coupler under various conditions to ensure it meets the required specifications. Analysis The filament wound couplers (FWC)
A comprehensive finite element method (FEM) analysis was conducted on a molten salt/oil heat exchanger used in a solar plant facility. This heat exchanger is one of three identical units connected in series, operating under high pressures and temperatures with significant pressure and temperature cycling throughout day and night. To
In maintenance operations involving a vacuum tower approximately 50 meters in height, additional scaffolding is necessary. This scaffolding introduces increased wind loads, which, in turn, can elevate compressive stresses at the base of the tower. Such elevated stresses may lead to potential buckling or localized high stresses within the tower,
At a Liquefied Natural Gas (LNG) plant, a new LNG bunkering line is being constructed to supply ships with liquid LNG. This project involves the installation of new piping, which will be completed in multiple phases. This case study focuses on evaluating the material stresses, as well as the loads
Since the early 1980s, cracks have been observed in the off-gas cleaning section of the ethylbenzene hydroperoxide (EBHP) reaction unit. To address environmental concerns, EBHP must be removed from the off-gas before flaring. This process involves absorbing EBHP in norit beds within norit vessels, followed by cleaning the vessels with
Finite Element Analysis (FEA) is conducted on the skirt-to-head weld of an Acetylene Converter to evaluate the impact of a hot-box installation. Positioned on the interior side of the skirt in the skirt-to-head weld area, the hot-box aims to mitigate thermal bending stresses within the joint. The thermal analysis is
This case study examines a stress analysis conducted in accordance with ASME VIII Division 1 Boiler and Pressure Vessel Code for a main burner system. The burner in question features a vessel with an air inlet nozzle and connects to a “gun” with both a fuel gas inlet and an
This case study explores the findings from a detailed flow analysis conducted on three different wastewater treatment reactors. In these reactors, component ‘A’ is intended to be removed from the wastewater stream by converting it into component ‘B’. However, the original reactor design exhibited a significant parasitic reaction, where ‘A’
This case study examines the findings from a comprehensive flow analysis conducted on two identical suction lines connected to VIS Breaker Bottom Pumps. The existing Bottom Pumps were slated for replacement with new models. According to the pump supplier’s specifications, a minimum straight length of five times the diameter (5D)
A comprehensive stress analysis was conducted on an assembly comprising two burners and two interconnected chambers. Each burner generates a substantial flame, which combusts waste gas within the chambers. The top chamber is stacked atop the bottom chamber, with both chambers connected by piping that channels flue gas to the
The installation of a new Glass Reinforced Epoxy (GRE) saltwater system at a chemical processing site required comprehensive support layout planning and stress assessment. This system included several extended piping lines, both above ground and buried, as well as multiple compact manifolds situated between tanks and pumps. The Dynaflow Research
A comprehensive vibration analysis was conducted on a water feed line operating in a slug flow regime. Slug flow, characterized by large intermittent fluid slugs within the pipeline, can exert significant dynamic forces on piping systems, potentially leading to structural failures. A recent leakage incident at an elbow joint highlighted
This case study focuses on the vibration assessment of a pentane line, specifically evaluating vibration stresses and the risk of fatigue issues at the nozzle/shell interfaces. Vibration measurement data provided by the client was analyzed. Initially, it was hypothesized that the vibration problem stemmed from a mechanical resonance phenomenon, implying
A gas metering skid is being designed for use in a flow station. DRG was commissioned by a client to conduct a comprehensive noise and vibration study of the metering skid to assess its vulnerability to fatigue failure. The potential for fatigue failure arises if the mechanical resonance modes of
Large amplitude vibrations in a process line have resulted in damage to several pipe supports. DRG was engaged to identify the root cause of these vibrations, assess potential fatigue issues, and recommend remedial actions for the client. Analysis DRG performed a comprehensive visual inspection to determine the resonance modes being
Surge analysis in LNG bunkering systems is essential to ensure safe and efficient operations, particularly when fueling ferry ships. This analysis involves evaluating several worst-case scenarios to understand surge phenomena in a 600-meter long LNG bunkering line. The system utilizes a main pump and a booster pump to achieve flow,
A branch connection linking to a high-pressure steam attemperator has experienced a failure, similar to a previous incident. Observations on-site indicate periodic movement of the connecting header housing equipment J-3103, suggesting a fatigue failure. The objective of this analysis is to propose a permanent solution to prevent future cracks in
This project involves a feasibility study for designing a flue gas duct in a carbon capture and storage plant. The scope includes conceptualizing two large-diameter, thin-walled ducts that connect a heat exchanger to two boiler units. One of these ducts spans over an existing plant section, necessitating careful consideration of
At an oil refinery plant in Saudi Arabia, a fiberglass-reinforced plastic (FRP) pipe fire water system has been installed, predominantly buried underground. Since its installation, the system has experienced several failures. DRG was tasked with conducting a comprehensive pipe stress analysis to assess the system’s integrity. This analysis focused on
In a new industrial process, an existing floating head heat exchanger is being repurposed. The operational conditions involve cyclic loading, which were not originally considered during its design phase. To evaluate the impact of these cyclic loads on the heat exchanger, Dynaflow Research Group conducted a comprehensive fatigue analysis. Analysis
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