About Infinity Turbine LLC since 2008 with experience in renewable energy since 1986
About Infinity Turbine LLC
Waste Heat Power: For years we've been hearing requests from customers who would like to use their waste heat to generate power, both on land and marine applications. To meet that demand, we formed Infinity Turbine LLC in 2008 and developed the IT10, the worlds first production 10 kw ORC (Organic Rankine Cycle) waste heat to power generator. The roots of Infinity Turbine go back to 1986 selling biomass energy burners and steam engines.New developments in CO2 Brayton Cycle may allow efficiencies to reach 30-50 percent. This is a huge increase from the legacy ORC process which has a system efficiency (bottoming cycle) of 5-15 percent). We now offer a CO2 Turbine Development Platform for educators and energy developers.
Status As of 27 June 2026
Offering: Design, plans, licensing, consulting, and some leftover surplus parts, carts, modular blocks, and more.Manufacturing: We no longer offer custom fabrication or small production line manufacturing, since we had to sell all of our equipment and close our shop in 2020 during the pandemic.Turbines and CO2 System: Since 2008 we have design, build, and tested hundreds of turbines and since 2015 over 100 supercritical CO2 extraction systems. We build the first sCO2 miniature turbine in 2013 (see YouTube video page or CO2 pages for more information). After we design a turbine, it is drawn up in Cad, then machined and tested on compressed air. From there we may test on actual working fluid (R245fa, CO2, or other refrigerants). We build a load bank center which had lights to indicate the amount of power being generated with our smaller (10 kW or smaller) turbine generators.
Certifications
Certifications: Only our CO2 extraction system is certified by an engineer. While our turbine systems were mainly designed by a turbine/refrigeration/compressor engineer, our designs and product are considered experiment.USA / European / German Certifications: None of our turbines, expanders, or energy systems or Salgenx saltwater battery have UL, CE, CSA, or TUV certification. They are available for certification, if you are willing to pay the approximately $150,000 - $2 million USD certification costs.USA / European / Worldwide Pressure Vessels: Some of our systems are rated for ASME BPVC. All systems are built to ASME standards. Only the CO2 extraction systems are stamped ASME and certified.What are the various agencies and codes ?1. Pressure Equipment Directives and CodesBecause ORC systems use organic fluids (which are often flammable or volatile) and sCO₂ operates at extreme pressures, pressure vessel safety is a mandatory baseline worldwide:• ASME BPVC (USA/Global): The ASME Boiler and Pressure Vessel Code ensures the structural integrity of high-pressure sCO₂ turbine casings, recuperators, and piping.• PED (Europe): The Pressure Equipment Directive governs the design, manufacturing, and conformity assessment of pressure assemblies in ORC loops.2. Machinery and Electrical Safety CertificationsTo ensure the turbine itself is safe to operate, connect to the grid, and control:• CE Marking (Europe): Mandates compliance with the Machinery Directive and Low Voltage Directive, ensuring rotating parts and electrical controls are safe.• ISO 9001 / ISO 14001: Standard global quality and environmental management certifications held by major manufacturers (like Turboden or Atlas Copco) during turbine fabrication.3. Power Generation and Grid IntegrationOnce the turbine turns a generator, it must comply with power distribution and grid connection standards:• IEEE Standards (Global): IEEE Power & Energy Society standards cover generator design, excitation systems, and protective relaying.• Grid Codes: Turbines must meet specific regional or country-level regulations for frequency control, voltage ride-through, and power quality (e.g., European Network of Transmission System Operators for Electricity or local utility rules in Madison, WI).4. Third-Party Global VerificationBecause sCO₂ and ORC cycles operate in highly specialized commercial sectors (like geothermal, waste heat, and nuclear), manufacturers often bypass mass certification in favor of independent third-party verification:• Bureau Veritas: Conducts global testing, independent inspections, and Factory Acceptance Testing (FAT) for ORC/sCO₂ speed, vibration, and performance validation.•DNV: Provides independent assessment, performance verification, and risk management standards tailored to energy transition machinery, akin to their wind turbine Type Certification services.
Value:
The value in waste heat to power is that it's a free energy source. The advantages are fuel, or electrical savings, but also displaces fossil fuel electrical production, and hence, reduces CO2 emissions. If you have to pay for your heat source, then ORC doesn’t make economic sense. If you have high-grade heat, consider a topping cycle (Brayton Cycle using CO2).
ORC Versus Solar PV:
If your goal is inexpensive power with no moving parts, then please consider solar PV with a battery bank. This provides with fast power and relatively no maintenance. Typical payback is 6 months to a year.On the other hand, if you have consistent heat source and want a system with moving parts and complexity, then ORC or sCO2 may be a good choice. Typical paybacks are more than 3 years.If you pay more than $.10 per kWh, then either of the above may be a good choice.If you pay more than $.50 per kWh, then solar PV pays for itself very fast, and ORC may have a payback less than 3 years.We provide Preliminary Assessment studies to show you the best option and paybacks.Most groups emphasis a fast return on investment, which is why we suggest solar PV.
Advantages:
The advantages go much further than cost savings. Waste heat can now be used to produce rotary shaft horsepower, to spin a generator, a pump, or without any moving parts, to generate static electricity. Waste (thermal) heat can now be stored in our sand salt battery to be used by chillers, hydraulics, and power generation.The heat can be used many times, including CHP applications such as chillers, desalination, CO2 harvesting from the ocean (via off-the-shelf membranes), and CO2 Fluid Extraction machines (which can be used for extracting oil from botanicals, regenerating catalysts, and methanol or other alcohol production via the use of catalysts).
Supercritical CO2:
Infinity Turbine LLC already develops ORC green energy systems and is developing CO2 energy modules (in high temperatures can be over 40 percent efficient in the Brayton Cycle). Infinity is seeking funding to further this development. Until we get funding, we’ll continue to develop the CO2 Rankine cycle.This includes converting traditional high temperature and pressure pumps into sCO2 expanders to drive hydraulic pumps for Reverse Osmosis, Construction, or Powerheads.
Triboelectric Effect for Static DC:
Infinity Turbine is also working on some new remarkable technology called TriboElectric Effect. Currently we have a patent-pending oil separation device that is used in the CO2 Fluid Extraction industry. Commonly referred to as electrostatic precipitation ESP, Infinity discovered a way to passively generate static charge using CO2. This helps to apply a static charge to entrained oil in a gas, which allows it to adhere to the first thing it comes in contact with (collection/filter vessel).
Modular Fluid Handling Device:
Infinity Turbine uses rapid prototyping and development using the patented Modular Block (National Science Foundation quoted as saying it's an Industrial LEGO) allows fast deployment into the market. This fluidic block eliminates the need for hoses and pipes.
Combining Technologies:
To bring the industry up to the current technology, Infinity is blending database, monitoring, smartphone, CO2 technology and green energy together. The result is a better user experience, results and profits.
Some Projects Since 1985 Include:
- Large Steam Engine Sales and Support- Waterwide Biomass Burner Sales, Installation and Support- Containerized Modular Dry Kilns for Lumber, Pallets and Firewood- Capstone Microturbine Sales, Service and Support- Biomass Energy Systems Sales and Support- Cavitation On Demand Heating- ORC Turbine Design, Sales and Support- Waste Heat to Energy Systems- Conversion of Marine and Transportation Diesel Engines to Vegetable Oil- Design of Solar Thermal Panels- Non-conventional Fuel Tax Credits (old IRS Section 29 USA Federal Tax Credits)- Design of Compact Corn Pellet Burner/Boiler and Steam Engine Generator for Farms- ORC Publications On CD Rom and Download- Gas and Liquid Processing Blocks- CO2 Catalysts For Direct Conversion from Gas to Liquid Methanol and Butanol- SDR - Spinning Disc Reactors Technology- CO2 Energy Systems- CO2 Fuild Extraction Technology- Vortex Tubes Design and Technology- Peltier Cell Solid State Chiller- Modular Beam Frame Building System- 3D Plastic Printer Technology- 3D Metal Printer Technology- Fast Prototyping and Design- Smart Fluids 3D Printer and Valves- Waste (thermal) heat storage in sand salt battery to be used by chillers, hydraulics, and power generation- Conversion of pumps into sCO2 expanders- Solar thermal and waste heat storage in sand and salt- Flow battery development for electricity storage- Electrolyzer design for converting limestone into lime for cement and on-demand concrete processors for the 3D printing industry
Full Service Shop - Closed in 2020 During the Pandemic:
We had a full machine shop with a VSS Mill, Waterjet, Vertical Manual Mill, 3D printers, laser cutter, high pressure stainless steel tubing system fabrication center, welders, and a small production line. We could build prototypes and production turbines, housings, rotors, stators, pumps, CO2 systems, full ORC systems, and bolt together modular frame systems. We also have a partner contractor in Toronto, Canada that builds commercial (and ASME rated) skid mounted heat exchangers for our larger IT50 and IT250 systems.During the pandemic, we had to close our shop in Ferndale, Washington.We continue to have our sub-contractor relationships, so we can still build systems when needed (just not in-house).
Flow Battery Technology
With the advent of huge tax credits ($35/kW) available to manufacturers and sellers of batteries in the USA, we sought out the best unknown grid-scale battery technology. After months of research, we settled on the CFB (Chlorine Flow Battery) using salt water (NaCl) as one of the electrolytes.Salgenx: The flow battery. Store electrical and thermal energy simultaneously with Salgenx . We first hired a chemical engineer to vet out the technology, and went from there. We have been applying our 40 years of knowledge base in everything from CO2 flows, tribo effect, turbines, phase change, magnetics, and other specialities to put together our version of the Salt Water Battery.
INFINITY TURBINE LLC We specialize in designs, plans, licensing, consulting, design services, and surplus spare parts. We no longer manufacture turbines or CO2 systems. More Info...
TEL: +1-608-238-6001 (Chicago Time Zone ) USA
Email: greg@infinityturbine.com
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CONTACT TEL: +1-608-238-6001 (Chicago Time Zone USA) Email: greg@infinityturbine.com
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