Learn more about Computational Fluid Dynamics (CFD) analysis for Off-gas mixing and ventilation inside carbonization furnace during PAN-based carbon fiber manufacturing, the latest White Paper from Harper International.
Harper’s latest white paper on “Driving Thermal Processing Efficiency with OEM Parts Replacement Strategy” is now available. Learn about the importance of utilizing your Original Equipment Manufacturer to implement a replacement parts purchase strategy before to improve cost efficiency and...
Harper’s novel furnace system with dual functionality for a leading national laboratory is supporting their research, development and commercialization of a wide
range of carbon materials from renewable resources.
Current energy trends shifting towards increased natural gas utilization can result in performance and economic advantages under certain conditions when considered in the design of a Carbon Fiber manufacturing plant. This presentation will discuss innovations to allow for a shift to gas-fired...
This technical presentation discusses the design of high temperature thermal processes from batch to continuous scale in ceramics production, focused on reduced operating costs and increased productivity. Topics include managing risk and common stumbling blocks, material flowability, bed depth,...
Success in commercial production begins with thoughtful decisions made during the design of the research and piloting scale carbon fiber process systems. This methodology helps ensure research program goals are considered along with the need to output relevant data and minimize the number of...
Rotary furnaces are the go-to technology for high temperature processing of powdered materials. They inherently offer significant advantages of throughput and energy efficiency over other forms of continuous, high temperature equipment. Some materials are well served by simple tube designs. In...
Thermal process of powders (including calcination, sintering, carburization, etc.) is dominantly performed, due to its inherent characteristics, in rotary tube furnace. Rotary furnaces are known to be the preferred processing unit for flowable powdered or granular materials. The rotary tube...
Vertical free-fall reactors are used for a broad range of advanced materials processing. As temperatures increase, the CAPEX becomes more important. It is important therefore to employ a modeling tool to properly size the equipment for the target production rate. The model is discussed, noting...
Thermal processing of advanced materials like ceramic oxide pellets requires equipment that can reliably balance high-quality product output, safety, and economic production. Learn more about this complex process system.
This presentation discusses how to respond to challenges with technology innovations within the Carbon Fiber market, as demand from aerospace and automotive end uses necessitate cost consideration.
Learn more about what experts say you can do to increase heat transfer surface area, improve radial mixing, improve gas-solid interactions, control gas flow direction, and even control material dwell time or velocity through the tube for Rotary Furnace material processing.
Learn about how thoughtful considering of thermal processing at early R&D stages of material development can enable a more successful commercialization.
Harper reviews progress to date on the installation of Oak Ridge National Laboratory’s Carbon Fiber Technology Facility, an innovative approach at bridging the gap between R&D and commercialization of carbon fiber technology.
Harper discusses results of developmental endeavors in regards to a new product line available for institutional or university-based research, enabling non-industrial organizations to perform reserach in carbon fiber conversion on a continuous operating basis and providing linear paths to scale up.
Harper presents results of a cost modeling effort to evaluate potential paths for scale up for the next generation carbon fiber production lines. In additon to evaluating the future of the industry, Harper presents evaluations of current state of the art production lines at 1.75 and 3M wide...
Extensive investigation in the two-stage hydrogen reduction process for fine molybdenum powder
synthesis has been conducted. Reaction thermodynamic, kinetics, grain morphology transformation
mechanism, grain morphology and grain size control have been studied in detail.
Harper reviews progress to date on the installation of Oak Ridge National Laboratory’s Carbon Fiber Technology Facility, an innovative approach at bridging the gap between R&D and commercialization of carbon fiber technology.
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