Software
Complete Pulsation Analysis Using BOSpulse – Q&A Session
Is it required to have node increments in piping according to flow direction? The node numbering is not related to the flow direction. The flow
24 April 2026
Is it required to have node increments in piping according to flow direction? The node numbering is not related to the flow direction. The flow
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
Our 2025 classroom training course schedule for CAESAR II Statics, CAESAR II Dynamic and PV-Elite is online! We also offer a wide range of online training courses in fiberglass engineering, fluid flow, piping and pressure vessel design.
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
A Glass Reinforced Epoxy (GRE) fire water header, installed on a Liquefied Natural Gas (LNG) jetty, comprises DN700 pipes and is subjected to seismic accelerations.
The above-ground seawater supply header is designed to transport seawater from two tie-ins in a discharge manifold of the seawater pumps to AGA. A comprehensive
At an LNG terminal, an unexpected settlement of 12 inches of soil, containing several sections of Vacuum Insulated Piping (VIP), occurred. Because the above-ground pipe
This case study explores the static stress assessment of a continuous steam generation system (SGS) using finite element method analysis. The focus is on a
This case study presents a comprehensive review of gasholder sizing within a cokes gas network. The primary objective is to evaluate the impact of adjusting
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
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
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
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,
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
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
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
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.
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
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
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
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
Air Liquide and BASF want to capture and store the CO2 of five factories at the BASF site in Antwerp. Dynaflow was requested to perform
The geothermal installation Trias Westaland, with presently 2 geothermal doublets, produces 40MW of sustainable thermal energy that is supplying heat to 54 greenhouses and several
DRG provides a complete set of engineering and consultancy services for Fiberglass piping (FRP) networks. This includes detailed engineering studies, product development, factory audits, site
Introduction The two-phase flow in the finger pipe of a finger-type slug catcher is analyzed using CFD techniques. When the fluid flow in the inlet
Introduction The flow in the header of a finger-type slug catcher is analyzed using CFD techniques. In order to design a high-performance finger-type slug catcher,
Combined Pressure Surge and Dynamic Stress Analysis Introduction At BASF Antwerp a steel pipeline was under construction, this pipeline was to be used for the
Pressure Surge Analysis Introduction An existing power plant of Essent will be extended with a new power plant. The new power plant is based on
Combined Pressure Surge and Dynamic Stress Analysis Introduction In the harbor of Antwerp an unloading line was being commissioned for use with cyclohexane. This line
Pressure Surge Analysis Introduction An LNG-plant was planning to construct an additional LNG bunkering line that will be used to fuel ferry ships in Stavanger.
Feasibility Study Introduction A cooling water system consists of a large underground branched GRP piping system connecting to steel branch continuations at each U/G-A/G interface.
Vibrations had been seen in the piping of a reciprocating compressor plant and the operator of the plant was worried that fatigue cracks could occur.
Accumulators are used to reduce pressure pulsations from reciprocating pumps by adding volume to the piping. In the preliminary design stage the size and position
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
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
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
Infield inspections Oman – enhancing processes & performance July 2016 The link between assessment and performance As engineers, we are happiest when we are out
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