bionic surface technologies https://www.bionicsurface.com Fri, 13 Jun 2025 10:35:07 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 https://www.bionicsurface.com/wp-content/uploads/2022/11/favicon-100x100.png bionic surface technologies https://www.bionicsurface.com 32 32 InnoCoat4Plasma https://www.bionicsurface.com/innocoat4plasma/ Fri, 13 Jun 2025 10:16:45 +0000 https://www.bionicsurface.com/?p=2133 Read More]]> The aim of the InnoCoat4Plasma project is to develop bio-based coatings with functional fillers that are applied using atmospheric pressure plasma technologies and improve the technological and antimicrobial properties of imprinted thermoplastic foils for microfluidic and riblet applications. The solutions are evaluated and optimized using multiscale modelling. Fluid dynamic surfaces and…

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]]> Pulper energy optimization using Computational Fluid Dynamics (CFD) https://www.bionicsurface.com/pulper-energy-optimization-using-computational-fluid-dynamics-cfd/ Wed, 15 May 2024 12:04:17 +0000 https://www.bionicsurface.com/?p=1418 Read More]]> Task Due to the dimensional change of the Andritz pulper, various problems occurred during operation. These problems have been investigated and solved. Solution Based on CFD simulations, a higher energy input as well as the use of internals could contribute to the solution. Benefit With the best practice approach an optimized operation behavior and a reduced energy consumption can be achieved.

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]]> Pressure Screen Optimization through CFD analysis https://www.bionicsurface.com/pressure-screen-optimization-through-cfd-analysis/ Wed, 15 May 2024 07:28:48 +0000 https://www.bionicsurface.com/?p=1389 Read More]]> Task Optimization of pressure screener regarding their power input, wear reduction, lifetime increase, improvement of product quality. Solution Promising solutions can be found by geometry adjustment and investigations of optimal operating conditions of the pressure screener. Benefit CFD analysis provides insight into the sorting process and a better understanding of potential problems. Figure 1…

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]]> Dissolving pulp sheet machine: Enhanced dust extraction at the dry end https://www.bionicsurface.com/dissolving-pulp-sheet-machine-enhanced-dust-extraction-at-the-dry-end/ Tue, 14 May 2024 10:51:10 +0000 https://www.bionicsurface.com/?p=1375 Read More]]> Task Increasing the efficiency of dust extraction at the dry end of a dissolving pulp sheet machine. Solution Optimization and re-design of the suction pipe. Suggestions for ideal positioning of the suction pipe to minimize dust production based on a thoroughly flow simulation and particle flow analysis. Benefit An increased dust extraction rate of 50 percent, mainly on small particles. Figure 1…

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]]> Streamlining Performance: Drag Reducing Riblets for Boosting Industrial Axial-Fan Efficiency https://www.bionicsurface.com/streamlining-performance-drag-reducing-riblets-for-boosting-industrial-axial-fan-efficiency/ Thu, 02 Nov 2023 13:28:22 +0000 https://www.bionicsurface.com/?p=1085 Read More]]> Task Investigating the effects of Riblets on the efficiency of high performance axial fan blades. Solution In-depth CFD modeling, followed by extensive tests on specific testing facilities. Benefit Demonstration of the significant efficiency improvements for axial fans by applying Riblet surfaces. Figure 1: High-performance axial fan in a wind tunnel Project detailsIndustrial fans play a pivotal…

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]]> Innovation out of the Wind Tunnel: Drive Drag Reductions in Motorsports to the Top with Riblet Surface Applications (English) https://www.bionicsurface.com/innovation-out-of-the-wind-tunnel-drive-drag-reductions-in-motorsports-to-the-top-with-riblet-surface-applications-english/ Mon, 09 Oct 2023 12:36:11 +0000 https://www.bionicsurface.com/?p=1139 Read More]]> Task Increasing the efficiency of racing vehicles with Riblet surfaces. Solution Performing wind tunnel tests with different Riblet arrangements based on detailed computational fluid dynamic Riblet analyses. Benefit Efficiency increases directly convert to a reduced fuel consumption, higher average and top speeds and therefore significantly faster lap times. Figure 1: High Performance Racing…

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]]> High-Flying Efficiency: Proving the Power of Cost-Effective Riblets for Aircraft Drag Reductions https://www.bionicsurface.com/high-flying-efficiency-proving-the-power-of-cost-effective-riblets-for-aircraft-drag-reductions/ Mon, 09 Oct 2023 11:45:24 +0000 https://www.bionicsurface.com/?p=1104 Read More]]> Task Investigating different Riblet layouts to prove the application strategy for achieving highest performance increases at best cost-effectiveness. Solution Conducting profound flight tests with different Riblet layouts based on in-depth numerical Riblet analyses and CFD simulations. Benefit Demonstrating the effectiveness of sharkskin textured surfaces for reducing drag and increasing…

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]]> Revolutionizing turbomachine efficiency with Riblet surfaces https://www.bionicsurface.com/revolutionizing-turbomachine-efficiency-with-riblet-surfaces/ Thu, 13 Jul 2023 12:33:41 +0000 https://www.bionicsurface.com/?p=933 Read More]]> Starting in January 2018, the project “ReSiSTant” aimed on increasing the efficiency of turbomachines by utilizing micro- and nanostructured Riblet surfaces to reduce drag. The primary objective was to incorporate Riblet surfaces into aircraft turbofan engines and industrial compressors and enhancing their performance regarding improved efficiency, reduced CO2, and reduced noise emissions.

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]]> When the Wind Whistles Around: A Study on Aero Acoustics in the Automotive Industry https://www.bionicsurface.com/when-the-wind-whistles-around-a-study-on-aero-acoustics-in-the-automotive-industry/ Tue, 02 May 2023 04:00:00 +0000 https://www.bionicsurface.com/?p=901 Read More]]> Task Analyzing the reasons for an aero acoustic phenomenon as a whistling sound occurs when driving the car at high speeds. Solution Identifying what causes the high-pitched whistling sound by high-resolution computational aeroacoustics (CAA) and based on the results suggesting certain design modification. Benefit Deeper understanding of the physical causes; Reduction or even elimination of the…

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]]> A specialist on Riblets and CFD simulations is mixing up the market for BST – with success. https://www.bionicsurface.com/a-specialist-on-riblets-and-cfd-simulations-is-mixing-up-the-market-for-bst-with-success/ Mon, 03 Apr 2023 06:00:00 +0000 https://www.bionicsurface.com/?p=884 Read More]]> Once upon a time… No, this is no bedtime story for kids but the beginning of a success story. In 2008 Andreas Flanschger and Peter Leitl founded BST as an innovative start-up for Riblet technology. One of the first employees was Richard Gruber, at present, Head of Sales at BST. He started his career at BST with a one-week engagement for a wind tunnel test in the automotive sector. Clearly…

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