On Thursday 13 July, IKAT organised its own hiking day, which took us through the Tharandt Forest from Klingenberg-Colmnitz via Grillenburg castle to the botanical garden in Tharandt. During the 22 km hike and the two picnic breaks, there were plenty of opportunities for professional and interdisciplinary exchange.
Last month, the Chair of Machine Elements and Product Development organised a student excursion as part of the course Design/Machine Elements. The Flender Industriegetriebe company has its large gearbox division at this location, which has been characterised by mechanical engineering since the 19th century and is only 40 km away from Chemnitz, and manufactures gearboxes
At the 15th VDI Conference on Plain and Roller Bearings, the Plain Bearings group presented a joint project with the Klüber company, which deals with the reduction of failure by fretting fatigue in plain bearings. Here, a thin polymer layer was applied to plain bearings to reduce wear. The advantages of this process were presented
From 21-23 June, the seventh International Conference of Engineering Against Failure (ICEAF VII) took place on the island of Spetses in Greece. Here, calculation concepts for the safety of components are presented and discussed, and our WNV/Strength Group contributed its findings in the area of shaft-hub connections and fretting fatigue. At the same time, our
Mrs. Nettlenbusch and Dr. Reißmann attended the 4th Symposium on Education for Sustainable Development at the New City Hall in Leipzig on May 9th. The event focused on the topic of ESD and global perspectives. After a short introduction, the event started with an inspiring speech by Benki Piyãko, the representative of the indigenous Asháninka
Professor Hasse presented IKAT´s latest research findings on the potential of laser structuring on the surface of components for increasing friction coefficient during the Materials, Hybrids session at the FVV Spring Conference on March 30th, 2023. The project, „Tribomaps – friction coefficient enhancing laser structures,“ was completed in collaboration with the Laser Institute (Prof. Löschner)
„Transition Engineering” is an engineering discipline invented by Prof. Susan Krumdieck. It aims to develop of technical systems that meet today’s needs without compromising the ecological, economic, or social systems of future generations. It is a continuous process characterized by the integration of past, present and future perspectives. IKAT’s Transition Lab is designed to sensitize
After a break of three years, the Saxon simulation users‘ meeting SAXSIM took place again in Chemnitz, and IKAT was also strongly represented with the specialist group Strength/SHC. Prof. Dr. sc. ETH Hasse opened the third block of the conference with the award ceremony of the student competition. Mr. Le followed with a presentation on
We congratulate Sebastian Vetter on his successful doctorate in the topic: „Estimation of the scattering of the fatigue strength of shafts and axles in the area of long-term strength“ and at the same time thank him for the good cooperation in the past years. We wish S. Vetter all the best on his further path
With the successful finalisation of the AiF–BMWK-funded research project “ Journal bearing system tolerances“, coordinated by the FVA, IKAT was able to demonstrate the correlation between geometric deviations and changes in the nominal operating parameters of the journal bearing. The main part of the investigations was a wide-ranging parameter variation in which form and tilting
IKAT is researching possibilities for integrating artificial intelligence (AI) into the design process, with a particular focus on topology optimisation. With the tool TODL, a demonstrator was developed that shows the user the potential of machine learning.
IKAT welcomes Lisa-Marie Nettlenbusch to the product development research group. Ms Nettlenbusch studied industrial engineering (Bachelor and Master) at the TU Chemnitz and is working on life cycle analysis. In her research project, possibilities for creating a life cycle assessment during the design process are being developed and validated. We are looking forward to the
IKAT wishes all staff, students and research colleagues a Happy New Year. We look forward to the upcoming tasks, challenges and surprises in 2023.
Together with Father Christmas, IKAT is researching „frictionless sled guidance“. By reducing the coefficient of friction from μ = 0.05 to μ = 0.00, an annual saving of 460•107 t CO2eq* is achieved for an annual sledge travel of 8•108 km and a permissible total weight of the sledge of 16•106 t. We look
On 9 and 10 November, the IKAT’s Division “Festigkeit” travelled to the working group in Bruchsal and presented current research results on the topic of Shaft-Hub-Connections. These were lively discussed at a high level with industry representatives and other research institutes. We would like to thank the Research Association for Drive Technology (FVA) and the
The Product Development Group is working on the project „sensor-integrating feather keys for the detection of torques“ as part of the priority program „sensor-integrating machine elements“. Here, the structure of a classical feather key is modified with the help of an optimization methodology developed at the professorship in such a way that the torque transmitted with
IKAT has successfully published its research results on estimating the survival probability of shafts in the renowned paper ‚Engineering Failure Analysis‘. We would like to thank Dipl.-Ing. S. Vetter for his excellent research work in the group WNV/Strength and congratulate him on the publication of the research results. Herein, a proposal is given for estimating the
Every six months ─ in spring and fall ─ the information conferences scheduled by the Research Association for Combustion Engines (FVV) take place. At these conferences, German and international institutes present their FVV-funded research projects in the categories „Efficiency, Materials and Turbomachinery“. At this year’s FVV autumn meeting, IKAT had the honor to present the
We are happy that Kristian M. Mauser successfully defended his PhD-Thesis on October 7th. The topic is: “Nachgiebige Mechanismen mit variable Steifigkeit durch das gezielte Aufbringen einer belastungsinduzierten Vorspannung.” The IKAT congrats Kristian M. Mauser and wishes all the best in the future and continued success in all of his endeavours. At picture from
Also outside the scientific work the employees of the IKAT prove a long endurance. A group of 6 highly motivated colleagues laced up their running shoes on September 7th and participated in this year’s company run, which attracted over 6000 participants from 500 companies. The almost 5km long course started at the square in front
The phenomenon of fretting fatigue occurring in component connections represents a major challenge in the service life assessment of components from the current point of view. The reason for this is a tribological stress component in the contact surfaceof the components, which prevails in addition to the obligatory pure fatigue stress. Depending on the material
The committee on journal bearings (jb) of the research associations Verbrennungskraftmaschinen (FVV) and Antriebstechnik (FVA) was a guest in Chemnitz on June 28 and 29, 2022. The JB research group of IKAT under the leadership of Prof. Hasse and Mr. Prase organized the two-day meeting. The location of the meeting was the conference room in the
On may 23 and 24 the IKAT of Professor Hasse has presented results to the project board of „Welle-Nabe-Verbindungen“ (shaft-connections) in Frankfurt (Main). 9 employees – Professor Hasse included – have presented their results and ideas for current and upcoming projects. The presentations have been discussed by the representatives of the economy and other institutions.
Since the beginning of April, Mr. Tobias Hentschel strengthens the research group WNV/Strength. We welcome him cordially at our professorship. Mr. Hentschel completed his bachelor’s degree in mechanical engineering at Mittweida University of Applied Sciences including an apprenticeship as an industrial mechanic. He then completed his master’s degree in mechanical engineering at Chemnitz University of
The professorship says goodbye to its employee Martin Möllerke. Mr Möllerke was part of the tribology department and supervised projects on friction coefficient determination and friction coefficient development. In addition, Mr Möllerke took care of the cooperation with various partners in these topics. Besides these topics, Mr Möllerke was able to contribute to the optimisation
Since mid-February, we welcome Mr. Patrick Schlapp as a new employee at our professorship. In the newly created position of laboratory engineer, he adds an important link to our team and thus relieves both the technical and the scientific staff. Due to the experimental orientation of IKAT’s research activities, our professorship hosts a large number
In February, Mr. Suchy and colleagues from the Technical University of Prague published new research results in the journal „Metals“. In the publication „Benchmarking Newer Multiaxial Fatigue Strength Criteria on Data Sets of Various Sizes“, the authors investigated the validation process of new fatigue criteria for multiaxial fatigue stresses. Six newly introduced criteria and four
We are pleased to welcome Mr. Benjamin Muhammedi as a new research assistant at our professorship. He supports the shaft hub connections/strength research group already since the beginning of the year. Mr. Muhammedi studied mechanical engineering with the area of specialization in applied mechanics and thermodynamics at the TU Chemnitz and wrote and successfully defended
In the course of the expansion of the test field, the heart of the Chair of Machine Elements and Product Development, some of the test benches were extended in their scope of performance. The HPP100 hydraulic pulsator test rig was equipped with new drive and control technology. This enables flexible user-defined test sequences, the recording
The Professorship Machine Elements and Product Development wishes you a Merry Christmas and a Happy New Year. The livestream (https://www.tu-chemnitz.de/mb/mp/weihnachten2021/) shows the real existing test setup with a Christmas tree of the Professorship Machine Elements and Product Development of Chemnitz University of Technology. The test can be actively influenced.
The Professorship of Machine Elements and Product Development introduces the new website for student tenders. Offers for student research papers, bachelor’s, master’s or diploma theses as well as job offers for research assistants can be found here. This new website is characterized by better clarity, as well as the possibility to filter by criteria and
To create the initial geometry of a product in the design process, many engineers use topology optimization. The standard way is an iterative one, but it requires a lot of computing power and time. Another one is by using of artificial intelligence. The problem with this approach is the availability of optimized training data. A
The professorship Machine Elements and Product Development wishes all students a good start into the lecture period. This semester will be a unique one for us as well since after many months, a step towards normality is finally possible. Lectures can be held at least partially in presence and we are looking forward, after the
Exciting findings in the field of environmentally friendly lubricants have been obtained as part of a current thesis. Lubricants are ubiquitous in mechanical engineering, but both production and disposal are unfortunately rarely environmentally friendly. In the above-mentioned thesis, the composition and suitability of biological lubricants based on screw slime were investigated. Under simplified assumptions, it
At the 9th International Conference on Fatigue Fracture and wear (FFW 2021), our professorship member Mr. Denny Knabner presented the results of the „Comparative Study of crack initiation criterion for flat-flat contacts subjected to fretting corrosion of drive train components”. For the excellent results Mr. Knabner has been applauded by the FFW members and organizing
The compliant-mechanisms groups works on semi-active methods for vibration reduction. In these techniques, mass, damping or stiffness parameters of vibrating structures are influenced to reduce vibrations. Recent results of this research have been published in the prestigious Journal of Sound and Vibration. The publication presents a clear distinction between different energetic effects as a result
We are pleased to welcome Mr Martin Möllerke as a new research assistant at our professorship. While studying mechanical engineering at the Technical University of Dresden, Mr Möllerke did research at the Fraunhofer Institute for Machine Tools and Forming Technology on the modelling of the structural-dynamic behaviour of drive trains and the simulation of acoustic
Congratulations to Brave Components for winning the Red Dot in the Red Dot Design Award [2021] for their wheelchair wheel ‚tauwerk delight‘. We are proud to have contributed a small part to the success. As part of the development of the wheel, experimental tests were done at IKAT regarding the strength of individual components. With
We welcome Aviral Gupta as a new member to our professorship. He completed his bachelor’s degree in mechanical engineering in India at Chandigarh College of Engineering and Technology, Panjab University. In 2016, Mr. Gupta started a Master’s degree in Automotive Engineering at the West Saxon University of Applied Sciences Zwickau WHZ. After his successful graduation
The institute’s test field is in a constant state of change. Due to the diversity and the frequent change of research topics, hardly any test bench remains as it is. Currently, the test benches of the research groups of the professorship are still located in one common area. This is to change, as space for
One of the research fields at the Professorship MP is the development of new methods for the design of compliant mechanisms. The continuum-based approaches employed involve formal optimization techniques to synthesize mechanical systems whose function relies on the deformation of elastic areas. A new method for the topology optimization of selective compliant mechanisms was developed.
Dr.-Ing. Sven Hauschild is leaving the TU Chemnitz after a total of 12 years of affiliation to face new challenges in the economy. From 2008 to 2013, Mr. Hauschild studied in the Microtechnology/Mechatronics program at the TUC. During this time he was engaged as a research student at the Chair of Machine Elements and was
The professorship of Machine Elements and Product Development wishes all students a good start to the lecture period. Despite the current restrictions and difficulties, do not lose sight of your goals in your studies. In particular, we would like to wish all first-year students a good start to their new phase of life. Stay curious
We are pleased to congratulate our former colleague Mr. Reiß for successfully defending his doctoral thesis. In his dissertation on the subject of „Model test methods for determining real static friction values of joined machine elements“ he dealt with the transferability of static friction values determined in laboratory test methods with simple model samples to
We are pleased to welcome Mr. Michael Gallus at the Professorship Machine Elements and Product Development as a research associate. Mr. Gallus has been working as a student assistant at the professorship for many years. Now, as a research associate, he is joining the group of radial journal bearings. Within his research work, he is
In the course „Technical Product Development“, students of mechanical engineering have set themselves the task of developing robust ventilators for emergency ventilation that can be manufactured with simple means and are easy to operate. These ventilators are therefore very simply constructed and can be manufactured with simple materials and production methods. The devices can therefore
The VDI symposium ‚Shaft-Hub-Connections 2020‘ offers the opportunity to obtain comprehensive and practical information about progress in the design of shaft-hub-connections and in the understanding of damage mechanisms. The symposium will take place in Stuttgart from 11th to 12th November 2020. It is aimed in particular at manufacturers of shaft-hub connections, operating companies, testing institutes,
The Professorship of Machine Elements and Product Development is pleased to announce that the teaching this semester is going on successfully despite the corona virus and the resulting closure of the university. In addition to the practice and lecture materials, as well as tests on the OPAL learning platform for the courses Construction Theory I
New projects require new testing devices and more space in the testing area of the professorship. Besides the ongoing optimization of test procedures, several test benches are currently being developed. On the one hand, the dynamic wear tests are to be extended with the help of a wear test rig, which is based on the
The Chair of Machine Elements and Product Development can look forward to a strengthened and positive future. We are therefore pleased that the long-standing student assistants Jonathan Schanner M.Sc., Stephan Busch M. Sc. and Loc Le Duc M. Sc. have been able to defend their master’s theses and thus successfully complete their studies despite adverse