Lower energy use and emissions, designs verified before fabrication

Tracking & tuning day-to-day operation with a digital twin

Simulation training for companies, organizations and universities

Temperature field inside a boiler furnace with tiers of burners — illustration of one type of analysis
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< 20%ammonia co-fired with coal, NOx still under controlAmmonia co-firing →
Simulation training illustration: plant data built into a CFD model and checked against measurements, in four steps — mesh, physics, solve, validate
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Streamlines and recirculation zones inside equipment — illustration of one type of analysis
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−88%dust in flue gas across the pilot unitCement dust filter →
HRSG performance monitor replaying a duct-burner start: the gas temperature field through the tube banks shifts with it, with heat recovered and an ECO-2 economizer fouling advisory — illustration of one type of analysis
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Temperature field — boiler furnace Plant data → CFD model → checked against measurements Streamlines & recirculation — process equipment Digital twin — tracking operating KPIs

Every option is assessed on a model validated against the plant's operating data, before any investment.

We reply within 24 working hours

Connecting the model to the plant's measurements to track KPIs, warn early and tune operation.

We reply within 24 working hours

Taught by CFDWAYS project engineers; exercises are built from your organization's data.

Partners: Hanoi University of Science and Technology · Thuyloi University · CEELab

Capabilities

Three pillars, three levels of intervention

Do you need a fault diagnosis, a new equipment design, or a tool for daily operation?

Performance engineering

Fan curves: from damper throttling to speed control, power down 37 %
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Details →

Analysis and improvement of equipment in service.

Simulation & Virtual engineering

One tube bank in three steps: CAD geometry, mesh, CFD result
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Details →

A design tested on a validated model.

Digital twin & Engineering AI

A reduced-order model takes operating data and returns the temperature field in 0.2 s
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Details →

A tool for continuous operation.

All solutions

Training

Simulation training for companies, organizations and universities

Taught by CFDWAYS project engineers; exercises are built from your organization's data.

Discuss your training needs Workshops & webinars

Simulation training illustration: plant data built into a CFD model and checked against measurements, in four steps — mesh, physics, solve, validate
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Companies

Lessons built from your plant drawings and operating data.

FormatOn site or online
Details →

Organizations & institutes

In-depth programs by field, ending with a final assessment.

In progressMine Safety Center – Vinacomin
Details →

Universities

CFD classes for lecturers and students; internships and theses on industrial problems.

PartnersHanoi University of Science and Technology · Thuyloi University · CEELab
Details →
Siemens digital industry software

The Simcenter suite, from the team that uses it every day

CFDWAYS is a Software Partner of Siemens Digital Industries Software in Vietnam: licenses, local engineering support, and training on your own problem.

Simcenter STAR-CCM+

The core multiphysics CFD tool: flow, heat transfer, multiphase, reactions, particles.

Details →
STAR-CCM+ illustration: hot and cold streams mixing in a T-junction
image/phan-mem/mh-star-ccm.svgtỷ lệ 16:10 (ngang)

Simcenter FloEFD / FloTherm

CFD embedded in CAD; electronics cooling and equipment HVAC.

Details →
FloEFD illustration: fan-driven airflow over a heat sink on a PCB
image/phan-mem/mh-floefd.svgtỷ lệ 16:10 (ngang)

Simcenter 3D

Structures, vibration, acoustics; thermal stress coupling with CFD.

Details →
Simcenter 3D illustration: bracket with stress contours and deformed shape
image/phan-mem/mh-simcenter-3d.svgtỷ lệ 16:10 (ngang)

Simcenter Amesim

1D system simulation: hydraulics, thermal and mechatronics.

Details →
Amesim illustration: 1D hydraulic circuit and response plot
image/phan-mem/mh-amesim.svgtỷ lệ 16:10 (ngang)

All software A demo on your own model

Industries

Four industry groups, real problems

CFDWAYS focuses on four industry groups. The first three are backed by delivered projects; the fourth is an area we are expanding into.

Energy and utilities
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Energy & Utilities

  • Thermal power & waste-to-energy
  • Oil, gas and refining
  • SOx and NOx removal
  • Water & environmental engineering
Details →
Process industry
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Process industry

  • Cement and ceramics
  • Chemicals & petrochemicals
  • Spray drying, cyclones
  • Separation & mixing
Details →
HVAC and buildings
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HVAC & Buildings

  • Thermal comfort
  • Indoor air quality
  • Industrial ventilation
  • Wind loading on structures
Details →
Advanced technology
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Advanced technology

  • Batteries & energy storage
  • Electronics cooling
  • Data centers
  • New industrial equipment
Details →
Evidence

Featured projects

35 projects for 15 clients in 6 countries. The problem, approach and measured results of each project.

Model and flow field of a dry flue-gas desulfurization system
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Process efficiency · Thermal power plant · South Korea · 2022

Optimizing a dry flue-gas desulfurization (FGD) system

−15%pressure loss across the whole system
Read the case study →
Flow field in the cyclone train of a spray-drying system
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Energy efficiency · Ceramic tile plant · Vietnam · 2022–2024

Energy efficiency of a spray dryer & cyclone train

< 2 yrspayback · 10–20% less fan power
Read the case study →
Temperature field in the urea injection zone of an incinerator
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Emissions reduction · 30 MW waste-to-energy plant · South Korea · 2024

Fixing the SNCR injection layout before installation

0trial-and-error runs on site
Read the case study →
Pressure, temperature and velocity streamlines inside an HRSG
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Process efficiency · Thermal power plant · Belgium · 2025

Full gas-path flow analysis of an HRSG

Before the outagea sound basis for the retrofit decision
Read the case study →
Flow distribution at the header and heat-exchange tubes of a condenser
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Process efficiency · Refining & petrochemicals · Vietnam · 2025

Diagnosing maldistribution in an overhead condenser

Matches the corrosionthe flow problem areas found match where corrosion was recorded
Read the case study →
Temperature field downstream of the cooling spray and ozone concentration distribution
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Emissions reduction · Industrial flue-gas treatment · South Korea · 2025

Optimizing an ozone DeNOx system in a wet scrubber

0trial-and-error runs on site, before the spray lances were built
Read the case study →
Velocity field along the wind tunnel and flow uniformity in the test section
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Design innovation · Test equipment · South Korea · 2019–2020

Wind Tunnel & Wind Ring — design optimization

Before fabricationequipment geometry optimized on the model
Read the case study →
Flame characteristics per NH₃ co-firing scenario in a pulverized-coal burner
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Emissions reduction · Thermal power · Vietnam · 2025

A burner evaluation tool for NH₃ co-firing

< 20%ammonia co-fired with coal, NOx still under control
Read the case study →
Velocity field through the distributor screen of the precipitator
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Emissions reduction · Cement · Vietnam · 2024

A pilot retrofit electrostatic precipitator (R.EP)

−88%dust in the flue gas across the pilot unit
Read the case study →
Pressure distribution across the equipment clusters of plant TP1
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Process efficiency · Environmental remediation · United States · 2025–2026

Optimizing a dioxin soil treatment system — TP1

3 unitskept as designed, avoiding unnecessary spend
Read the case study →
Swirl structure and central recirculation zone of three CNG burners
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Energy efficiency · Ceramics · Vietnam · 2023

Selecting a fuel-efficient burner for a roller kiln

1 / 5burners met the criteria, chosen before ordering
Read the case study →
Calciner in its kiln and cyclone-preheater line, temperature field of the selected design
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Process efficiency · Cement · Vietnam · 2025

Choosing the alternative-fuel injection points for a cement calciner

−25%CO with more alternative fuel
Read the case study →
Dryers and exhaust ducts carrying the velocity field, exhaust fan FA10 and the heat-recovery branch to the old plant
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Process efficiency · Biomass fuel · France · 2025

Ductwork and exhaust fan for a charcoal pyrolysis plant

22 → 15 kWexhaust fan power needed, after rerouting the ducts
Read the case study →
Refrigeration circuit of the blast freezer and the cold-air velocity field in a section through the tray rack
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Energy efficiency · Refrigeration · Japan · 2025

Diagnosing the cold-air flow in a blast freezer

56–73%of the cold air bypasses the trays and product
Read the case study →
Data-centre section, refrigerant lines to the condenser stack and warm-air path lines coloured by temperature
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Design innovation · Data centre · Vietnam · 2025

Condenser layout for a data-centre cooling system

64.4 → 53.5 °Chottest air drawn into the condensers, after re-angling the louvres
Read the case study →
Gear pump on a test loop, CFD pressure field inside the pump
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Design innovation · Fuel equipment · Vietnam · 2023

Dynamic-mesh CFD of a Jet A-⁠1 fuel gear pump

Matches the test riga pump model for setting tolerances before machining
Read the case study →

See all projects

What clients say

Testimonials

“Thanks to close cooperation and deep expertise in waste incineration technology, the simulation specialists from CFDWAYS helped the Micro-One engineering team reach results quickly and complete the project on schedule — excellent work.”

Jo JohnVice President | Marketing Director, Micro-One (South Korea)

“With the CFD results from STAR-CCM+, our choice of urea injector positions became more reliable and the design review moved considerably faster.”

Kim JongcheolProject Manager
Peer-reviewed capability

Research & publications

50+ international papers on CFD, process simulation and machine learning — the basis for the models we use in industrial projects.

Journal of Industrial and Engineering Chemistry2026

Hydrodynamics and chemical reactions in a molten-metal bubble column reactor for CO2-free hydrogen production using VOF-CFD

The Canadian Journal of Chemical EngineeringIF 2.22026

Effects of NH3 co-firing ratios on performance of a 500 MWe pulverized coal combustor using a compartment model

FuelIF 8.02026

Hydrogen generation rate and yield of natural gas pyrolysis using a one-dimensional molten-metal bubble column reactor model

The Canadian Journal of Chemical EngineeringIF 2.22026

Optimal susceptor rotation speed in hot-wall horizontal SiC epitaxy using CFD

International Journal of Hydrogen EnergyIF 9.02026

Experiments and modeling for non-oxidative polypropylene pyrolysis in two-stage molten metal bubble column reactors for hydrogen production

Journal of Hazardous MaterialsIF 10.62026

Destruction and removal of nitrogen trifluoride (NF3), sulfur hexafluoride (SF6), and tetrafluoromethane (CF4) via three-stage molten-metal bubble column reactors

Journal of Industrial and Engineering Chemistry2025

Catalytic and non-catalytic reactions of methane pyrolysis for hydrogen production in screening and electromagnetic levitation reactors using CFD

Energy Conversion and ManagementIF 10.92025

Numerical investigation of segregation behavior in a fluidized bed reactor for high-purity carbon production via catalytic methane decomposition

See the publications page → · Our expert team → · In progress: NH₃ co-firing research for thermal power plants (with Industrial University of Ho Chi Minh City).

51publications listed
1,455citations
26journals & proceedings
2011–2026years of continuous publishing

PublicationsExpert team

Ways of working together

Outsource the work, buy the license, or do it in-house?

Outsource the whole job, buy a license and run it in-house, or train your team to take over — CFDWAYS engineers support every option.

Project-based simulation

We take on the entire problem and deliver the results with a verified improvement plan.

Simulation services →

Simcenter licenses

STAR-CCM+, FloEFD, Simcenter 3D, Amesim, NX — with local engineering support.

Siemens software →

Training & handover

Standard or tailored courses, with process handover so your team can work independently.

Training programs →

Full capability dossier — detailed projects, team and clients — sent by email on request.

Request the capability dossier
Where we work

Clients in 6 countries, three continents

The map marks where clients and projects are. The CFDWAYS office is in Hanoi.

  • VietnamViglacera Thang Long · CTCI/BSR · INSEE · TONA
  • South KoreaMicro-One · KoreaTesting
  • JapanKobashi
  • FranceCarbo France
  • BelgiumJohn Cockerill
  • United StatesNelson Global
Clients & partners
  • Micro-One — South Korea · Environment / WtEMicro-One South Korea · Environment / WtE
  • Viglacera Thang Long — Vietnam · Building materialsViglacera Thang Long Vietnam · Building materials
  • INSEE — Vietnam · CementINSEE Vietnam · Cement
  • Carbo France — France · Charcoal fuelCarbo France France · Charcoal fuel
  • John Cockerill — Thermal powerJohn Cockerill Thermal power
  • Kobashi — Japan · Thermal equipmentKobashi Japan · Thermal equipment
  • Nelson Global — United StatesNelson Global United States
  • CTCI / BSR — Vietnam · Refining & petrochemicalsCTCI / BSR Vietnam · Refining & petrochemicals
  • KoreaTesting — South KoreaKoreaTesting South Korea
  • TONA — VietnamTONA Vietnam
  • Siemens Digital Industries Software — Software PartnerSiemens
  • Hanoi University of Science and Technology — HUSTHanoi Univ. of Science & Technology HUST
  • Thuyloi University — TLUThuyloi University TLU
  • Industrial University of Ho Chi Minh City — IUH · NH₃ co-firing R&DIndustrial Univ. of HCMC IUH · NH₃ co-firing R&D

Describe your problem

Send us details of the equipment or process that is giving you trouble. We reply within 24 working hours with a suggested approach.

Send project details

or call +84 34 615 9396