🌍 Revolutionizing Clean Combustion with Iron Powder

The Metal Cyclonic Combustor (MC2), commonly referred to as the Tornado Burner, is a state-of-the-art laboratory-scale metal combustion system specifically designed for advanced research in metal powder combustion, especially iron. With its vortex-enhanced flame stabilization and precise control architecture, MC2 is an ideal benchmark tool for researchers, developers, and innovators exploring sustainable fuel alternatives and metal-based energy carriers. Whether you're studying the clean energy potential of iron powder or benchmarking the combustion behavior of other metal fuels, the MC2 is your go-to high-performance, flexible, and reliable combustion platform.

🛠️ Cyclonic Design and Flame Control

The Tornado Burner’s vortex core forms through tangential air injection, providing excellent particle mixing and sustained ignition. This geometry maintains a centralized high-temperature flame core while reducing wall losses and stabilizing the flame at varying equivalence ratios.

Key components include:

• Dual-stage nozzle system for independent air and fuel control

• Top-load powder feeder for steady particle flux

• Thermal insulation and sampling access at multiple axial points

• Transparent ports for flame visualization

⚙️ Why Choose the MC2?

✅ Research-Grade Precision and Flexibility

• Handles a wide range of iron powder sizes (10–200 µm)

• Supports controlled variation of air and fuel flow rates

• Enables accurate manipulation of equivalence ratios and oxygen concentrations

✅ Validated Performance

• Supports self-sustained flames even under low oxygen conditions (~5%) without external heat sources

• Consistently achieves high combustion efficiency up to 94% for ~50 µm particles

• Maintains steady flame behavior, crucial for repeatable scientific studies

🔬 Optimized for Iron Powder Studies

The MC2 is purpose-designed for experimental accuracy. Its structure includes diagnostic ports for laser-based spectroscopy, optical flame analysis, gas emission sampling, and thermal imaging. It enables steady-state and transient tests, allowing researchers to study flame dynamics, NOx formation, heat release, and combustion residues under a wide range of controlled conditions. The MC2 burner has been central to groundbreaking studies in iron combustion, offering:

• Benchmark data on flame temperature, nanoparticle formation, and NOx emissions

• Proven support for low-NOx combustion regimes, crucial for sustainable energy research

• Cyclonic design ensures full particle residence and high thermal output, making it ideal for metal powder combustion cycles

💡 Key Technical Highlights

The MC2 benefits from a cyclonic flame stabilization technique, ensuring complete particle residence, as well as a modular design configuration that facilitates experimental flexibility.

• Burner Power Rating: 5-10 kW

• Particle Size Range: 10–100 µm

• Working Powder: All kinds of powders, including spherical or amorphous

• Working temperature: 1200 ֯C without cooled walls

• Oxygen Compatibility: 5%–21% O₂

• Minimum Particle Spacing: < 0.5 mm

• Preheating approach: Electrical or Pilot burner with all kinds of gaseous fuels on request

• Self-Sustained Combustion: Yes

• Combustion Efficiency (50 µm Fe): >94%

🌱 Enabling a Circular Metal Fuel Cycle

The MC2 has been used to demonstrate:

• Complete iron oxidation and heat release

• Capture of iron oxide residues

• Integration with hydrogen-based reduction for full recyclability

This positions MC2 as an essential tool in validating the metals or metalloids, in general, and iron, in particular, energy carrier cycle for zero-emission heating and power generation applications.

⚗️ Enabling Metal-Based Combustion Synthesis

MC2 supports high-temperature combustion synthesis (SHS) studies for developing new oxide and ceramic materials. Its control features make it an excellent tool for:

• Iron oxide nanoparticle generation

• Selective phase synthesis via stoichiometry control

• Reactive flame-based material processing

• Studying particle transformation kinetics

🔧 Applications

• Academic and Industrial Combustion Research

• Metal synthesis (e.g., oxides or nitrides)

• Benchmarking Metal Fuel Cycles

• Nanoparticle and Emission Studies

• Design and Optimization of Iron-Powered Systems

• Coating studies

🧪 Ideal Research Use Cases

• Benchmarking of metal combustion behavior

• Nanoparticle formation and emission control

• Parametric flame stability and extinction analysis

• Cycle validation for metal fuel recovery and reuse

📣 What Researchers Are Saying

“The MC2 allowed us to achieve sustained, efficient iron combustion under variable air and fuel conditions. It’s a versatile tool for exploring sustainable combustion technologies.” — Dr. W. Prasidha, TU Eindhoven, The Netherlands & Gadjah Mada University, Indonesia

🚀 Join the Next Generation of Clean Combustion Research

MC2 combines robustness, adaptability, and scientific rigor in a compact combustion platform. Its field-tested reliability makes it the ideal candidate for metal powder fuel benchmarking and combustion synthesis studies. Leverage MC2 to pioneer research in circular metal fuels, nanoparticle emissions, and combustion modeling. MC2 is not just a burner; it's your launchpad into the future of carbon-free, high-density metal fuel technologies. Whether for academic, commercial, or prototype testing, it stands as a proven solution for your research demands.

Precision powder delivery: adaptable to virtually any particulate process

✨ What it does
🔹 Generates a stable powder–gas dispersion
🔹 Removes excess carrier gas for optimal mixture quality
🔹 Enables accurate control of powder loading and flow
🔹 Supports continuous and reproducible dosing

⚙️ Smart technology inside
🌀 Advanced mixing & entrainment
🌪️ Cyclone-based stream conditioning
🎯 Active gas extraction control
📊 Closed-loop flow and powder delivery monitoring
🧼 Integrated filtration with self-cleaning capability

📈 Performance range
⚡ Dispersion rate: 0.01 g/s – 10 g/s
📏 Particle size capability: D50 = 10–200 µm

🌍 Suitable for a wide range of powders
🔸 Metal powders and energy carriers
🔸 Mineral and inorganic powders
🔸 Catalyst and functional material powders
🔸 Additive manufacturing powders
🔸 Research and specialty particulate materials

💡 Why choose it
✔ Handles diverse powder types and sizes
✔ Adjustable gas-to-powder ratio for process flexibility
✔ Stable, repeatable powder feeding
✔ Modular, scalable, and integration-ready

👉 One platform; countless powder applications.

🌪️ Micro-Cyclone Particle Separator
Sharp particle classification; from nano to micron scale

✨ What it does
🔹 Separates nano-particles from micron-scale particles in gas streams
🔹 Enables precise particle classification and process control
🔹 Supports continuous operation with stable separation efficiency
🔹 Reduces downstream contamination by unwanted particle fractions

⚙️ Smart technology inside
🌀 High-efficiency micro-cyclone vortex design
🎯 Aerodynamic particle cut-off tuning
📊 Stable pressure-drop operation
🧩 Compact, integration-ready architecture

📈 Performance highlights
⚡ Designed for nano–micron particle separation
📏 Effective classification across broad particle size distributions
🌬️ Compatible with diverse carrier gases and particulate systems

🌍 Ideal for
🔸 Aerosol and nanoparticle research
🔸 Powder synthesis and materials processing
🔸 Catalyst and functional particle production
🔸 Airborne particulate classification studies
🔸 Advanced manufacturing and filtration pre-stages

💡 Why choose it
✔ Sharp nano/micro separation capability
✔ Compact footprint with high efficiency
✔ Improves product quality and process consistency
✔ Flexible integration into laboratory and industrial systems

👉 Micro-scale cyclone technology; enabling next-generation particle control.

1️⃣ Metal Powder Firing Burner Systems

• Advanced burner systems designed for combustion of recyclable metal powders such as iron and aluminum.

• Engineered for stable ignition, controlled combustion, and efficient heat release.

• Optimized powder injection and dispersion technology for reliable fuel delivery.

• Configurable for laboratory, pilot-scale, demonstration, and practical systems.

• Designed for low-emission operation and high combustion efficiency.

• Suitable for renewable energy storage and carbon-free heat generation applications.

2️⃣ Metal Powder Firing Burner Technology

• Design and development of metal powder combustion burners for solid metal-based energy carriers.

• Engineering of powder injection systems enabling controlled dispersion and particle transport.

• Optimization of burner geometry and flow dynamics to achieve stable combustion regimes.

• Control of particle residence time and oxidation kinetics to maximize conversion efficiency.

• Integration of advanced combustion diagnostics and temperature measurement systems.

• Development of custom laboratory and pilot-scale test rigs for combustion validation.

• Implementation of emission reduction strategies, including NOx mitigation and nano-particle management.

• Support for performance analysis, modeling, and techno-economic evaluation of metal fuel systems.

3️⃣ Metal Powder Firing Burner Solutions

• Enables carbon-free heat generation using recyclable metal fuels.

• Converts renewable energy into dispatchable thermal power through metal fuel combustion.

• Custom burner solutions tailored to research institutes, energy technology developers, and industrial partners.

• Reduces development risk through structured experimental testing and diagnostics.

• Designed for scalability toward pilot and industrial deployment.

4️⃣Typical Applications

• Renewable energy storage systems

• Iron powder energy cycles

• High-temperature industrial heat

• Experimental combustion research

• Pilot-scale energy conversion systems

Compact, precise, and built for demanding powder-handling applications.

What it does

• Provides reliable shut-off and controlled flow of powders, granules, and other difficult process media

• Reduces clogging, leakage, and material build-up compared with conventional valve concepts

• Supports accurate dosing and repeatable operation in compact process systems

• Enables gentle handling of sensitive or abrasive materials

Smart technology inside

• Mechanical pinching principle for clean sealing and dependable shut-off

• Compact design for easy integration into space-limited equipment

• Custom-engineered geometry and actuation to match the handled material and operating conditions

• Robust construction for long service life and reduced maintenance needs

Ideal for

• Powder feeding and dosing systems

• Laboratory rigs and pilot-scale units

• Compact industrial process equipment

• Research platforms and prototype installations

• Specialized bulk solids and particulate handling systems

Why choose it

✔ Clean shut-off for challenging powders and particles
✔ Compact footprint for tight installation spaces
✔ Custom design matched to your process requirements
✔ Reliable, low-maintenance operation
✔ Suitable for advanced R&D and industrial integration

Engineered for precise control in compact powder-handling systems

🔥 Flexible ignition, co-firing, and start-up support for advanced metal fuel systems

✨ What it does
🔹 Provides stable pilot flames for metal firing burners
🔹 Enables co-burning with metal fuels for hybrid combustion operation
🔹 Supports controlled ramp-up heating during burner start-up
🔹 Ensures reliable ignition and flame stabilization across operating modes

⚙️ Smart technology inside
🌪️ Low-swirl aerodynamic stabilization concept
🎯 Uniform mixing for clean, stable combustion
⚡ Fast ignition and robust flame holding
🧩 Modular integration with metal powder burner systems

📈 Performance range
🔥 Thermal capacity: 2 – 1000 kW
⛽ Fuel compatibility: Natural Gas, Methane, Propane, Butane, Syngas, Hydrogen
⏱️ Designed for continuous pilot duty and short-duration start-up heating

🌍 Ideal for
🔸 Metal powder combustion systems and iron fuel burners
🔸 Hybrid gas–metal co-firing applications
🔸 Burner start-up and preheating sequences
🔸 Research combustors and pilot facilities
🔸 Multi-fuel thermal process platforms

💡 Why choose it
✔ Reliable ignition of challenging metal fuels
✔ Supports co-firing strategies for operational flexibility
✔ Enables safe and efficient burner ramp-up
✔ Wide fuel compatibility for evolving energy systems

👉 Low-swirl pilot combustion'; powering ignition, co-firing, and start-up of metal fuel burners.

Custom micro-combustor solutions for compact, high-performance thermal and power systems

GECST helps companies turn advanced micro-combustion concepts into working solutions. We support the design, development, prototyping, and validation of micro-combustors for demanding applications where compact size, fast response, fuel flexibility, and reliable performance are critical. Whether you are developing a new energy device, improving an existing thermal system, or evaluating a novel fuel concept, we provide the technical expertise to move from idea to tested hardware.

Applications

Our micro-combustor expertise can support a wide range of commercial and industrial applications, including:

• Portable and distributed power systems

• Thermophotovoltaic and thermo-electric energy systems

• Micro gas turbines and compact power generation units

• Hydrogen, ammonia, methane, LPG, syngas, and multi-fuel systems

• Compact heat sources for reactors, reformers, and process intensification

• Advanced burner development for clean combustion applications

• Research and product development platforms for next-generation thermal devices

Benefits for clients

Working with GECST on micro-combustor development offers clear technical and commercial advantages:

• Compact, high power-density solutions for space-constrained systems

• Fast start-up and thermal response for dynamic applications

• Fuel flexibility to support conventional and emerging low-carbon fuels

• Improved combustion stability and thermal performance through targeted design optimization

• Reduced development risk through structured prototyping and experimental validation

• Faster route to market with practical engineering support from concept to test stage

• Application-specific designs tailored to your operating conditions, integration needs, and performance targets

Services

We offer end-to-end support for micro-combustor innovation and product development, including:

• Feasibility studies and concept evaluation

• Custom micro-combustor design

• Combustion chamber, injector, and mixing design

• Thermal management and heat integration

• Ignition and flame stabilization development

• Fuel adaptation for hydrogen, ammonia, and other alternative fuels

• Design optimization for performance, emissions, and reliability

• Experimental test rig and validation setup development

• Prototype development and engineering support

• Troubleshooting and performance improvement of existing concepts

Products

Depending on your project needs, GECST can provide:

• Custom-designed micro-combustor prototypes

• Application-specific combustor modules

• Experimental combustor platforms for R&D and product development

• Burner and injector concepts for compact thermal systems

• Test sections and validation hardware

• Tailored development platforms for technology demonstration and integration

How we work

We work with startups, SMEs, research organizations, and industrial partners who need specialized micro-combustion expertise without building the full capability in-house. Our role can range from targeted consulting support to full development of a custom combustor concept and prototype. We focus on practical engineering, credible testing, and solutions that can support real product development decisions.

Looking to develop a compact combustion solution or evaluate a new micro-combustor concept? GECST can help you accelerate development with specialized design, prototyping, and validation support.