XTRAN compact modular shell-and-tube heat-exchangers

About RareTechSEA

RareTechSEA

Small and Medium Enterprise from Lao People's Democratic Republic

Consulting Thermal Engineer, Engineering Specialist, Designer, Inventor

• Advanced Heat-Transfer (Thermal) Technologies
• Advanced Brazing Technologies
• Over 40 years experience
• 36+ countries

• Highlights
◦ Leader of Novel Composite Deposition (CD) aluminium particle-brazing development team
▪ Built Engineering Superteam
◦ Member of International “Cuprobraze” copper particle-brazing development team
▪ Built Engineering Superteam

• Controlled atmosphere furnace expert
◦ CAB - batch, continuous
◦ Vacuum
◦ Hybrid
▪ “Inching” furnace “unit-braze” development project
▪ Smelting furnace cooling expertise - water and air cooling
◦ Hydrogen gas integration in conventional CAB (Nitrogen)
▪ Oxide control
◦ Reaction dynamics

• Heat-Exchangers
◦ Design / rating / optimisation / testing / manufacture / software development / research
◦ PHE/BHE (includes software development and big data analysis)
◦ Automotive HE
◦ RHVAC
◦ Marine
◦ Landfill-gas coolers
◦ Heavy Industrial
◦ Mining
◦ Large generators
◦ Petrochemical HE
◦ Modular finned-tube HE
◦ Smelting furnace cooling systems – Fin-fan coolers, furnace cooling – water, air
◦ Mining elution system energy recovery
▪ Economiser
▪ Heater - steam, hot thermal oil

• Heat-Pumps
◦ Design / rating / testing / manufacture / software development / research
◦ Ultra compact AWHP (air-to-water heat-pump)
◦ Low-cost AWHP for global market
◦ Large process heat-recovery systems

• Brazing Systems
◦ Furnace process development / CAB furnace specialist / manufacturing / research
◦ Aluminium
▪ CD (Composite Deposition) technology (new, novel brazing technology)
▪ Particle-brazing technology
▪ Foil brazing technology
▪ Vacuum brazing
▪ Nocolok
▪ Gas-brazed
◦ Copper
▪ Copper + Brass
◦ Anneal-resistant copper fin
◦ High strength-brass tube brazing
◦ Inching furnace development (fin-copper tube brazing – in development)
▪ Copper + Copper
• XBraze
◦ Anneal-resistant copper fin
◦ Special multiport copper tube
◦ Novel fin-tube brazing technology
▪ Copper alloy absorption optimisation
• Minimise alloying
▪ Brazing profile critical to minimise copper annealing during braze process

• Engineering Simulation
◦ Numerical Analysis
▪ CFD (Computational Fluid Dynamics)
▪ FEA (Finite Element Analysis) for fluid flow
▪ FEA for heat transfer and stress
◦ Chemical, Engineering Process
▪ Process simulation
▪ Engineering Flow Diagrams (EFD)
▪ Process & Instrumentation Diagrams (P&ID)
▪ Chemstations Chemcad®
▪ Pressure-drop and performance simulators - various
◦ Advanced Spreadsheets
◦ Thermal computation and analysis
◦ Engineering computation and analysis
◦ Scripting Automation
◦ Python code for simulation
◦ Dynamic code for data analysis
◦ Visualization
▪ Create clear and informative visualizations

• Artificial Intelligence (AI)
◦ Optimisation of various heat-transfer processes
◦ Ongoing research into Deep Learning and Reinforcement learning
◦ Vertex AI (Google) - LLMs, agents, process automation, integration


• Notable Appointments
◦ Product Design & Development Advisor
▪ Siam Motor & Engineering Industry - Bangkok, Thailand (2004-2007)
▪ First tier supplier of automotive heat-transfer devices to Toyota Thailand
◦ Executive Consultant to the President of Outokumpu Copper Strip AB
▪ Vasteras, Sweden (1999-2003) and Internationally
▪ Over 30 countries for OCS
▪ Technical marketing and technology strategic support to President
▪ Multinational CuproBraze® project
• Scaleup from lab scale to fully commercial production
• Commercialisation in Asia
• Built Asian market to bypass US market in 3 years
• Technology collaboration with Marketing Manager for Asia
◦ Technical Services Executive Director
▪ T&N Group UK Companies
▪ International Heat-Transfer Division – South Africa (1994-1997)
▪ Reported to Divisional Head
▪ Director of Technology
• Coordinated R&D and technical support for 4 division companies
• Engineering superteam

• International travel (business) (not all-listed, 36+ in all)
Sweden, UK, Germany, France, Spain, Russia, Finland, South Africa, USA, Japan, China, Korea, Thailand, India, Malaysia, Singapore, Taiwan, Hong Kong, Canada, Mauritius, Reunion, Isle de Sol, Philippines, Indonesia, Poland, Laos, Cambodia, Dubai.

• Education
◦ 2016 Introductory Cambridge IGCSE Physics (0625)
◦ 2016 Introductory Cambridge International AS and A Level Physics (9702)
◦ 2007- Research towards PhD dissertation - on - going (hobby)
◦ 2004-2007 PhD Candidate (ABD) in Mechanical Engineering -
Chulalongkorn University, Bangkok, Thailand
◦ 2003-2004 Eight academic courses, dissertation (in progress)
◦ Teaching English to Speakers of Other Languages (TESOL) -Bangkok, Thailand
◦ 1982-1985 BSc. Eng. (Mech) Cum Laude (with distinction) -
Natal University, Durban, South Africa
◦ 1980-1981 T1 & T2 Higher National Diploma - Natal Technikon, Durban, South Africa.


• Academic Awards
◦ 2008 Presentation Certificate -
Momentum Driven Waves : Airflow over cylinder within confined 2D duct -
2nd RAEFM International Conference -Vijayawada, India
◦ 1982-1985 Dean's Prize for outstanding academic achievement (four times) -
University of Natal, South Africa.
◦ 1982 Certificate of Merit for outstandingly good work -
ENME1ED2 - Mechanical Engineering Design -
University of Natal, South Africa
◦ 1982 Certificate of Merit
Over 89% av. in 7 subjects -
School of Mechanical Engineering - Technikon Natal. Durban, South Africa
Students Prize for Meritorious Performance -
Technikon Natal College for Advanced Technical Education during 1980 -
The Institute for Certificated Mechanical and Electrical Engineers, South Africa
◦ 1981 Certificate of Merit
Over 85% av. in 8 subjects in Mechanical Engineering -
School of Mechanical Engineering -
Technikon Natal. Durban, South Africa