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Professor Dr.-Ing. Gerhard Hirt

Address Rheinisch-Westfälische Technische Hochschule Aachen
Institut für Bildsame Formgebung
52056 Aachen

Projects

As Applicant
- Completed projects
  - Process limits in coining micro channel structures in metallic sheets (Research Grants)
  - Neue Umformstrategien zur gezielten Beeinflussung der Wanddickenverteilung bei unsymmetrischer inkrementeller Blechumformung mit CNC-Werkzeugmaschinen (Research Grants)
  - Miniaturisiertes flexibles Walzen für die Herstellung flexibel gewalzter Mikroprofile (Research Grants)
  - Neues Umformverfahren zur endkonturnahen Fertigung komplexer ringförmiger Produkte (Research Grants)
  - Bedeutung von Größeneffekten für die Mikro-Blechumformung (Priority Programmes)
  - Modelling of incremental sheet metal forming (Priority Programmes)
  - Mikrostrukturierung metallischer Platinen durch Warmprägung mittels Widerstandserwärmung (Research Grants)
  - Entwicklung eines validierten Simulationswerkzeuges zur Abbildung der Wechselwirkung zwischen Werkzeug und Werkstück am Beispiel des Flachwalzprozesses (Priority Programmes)
  - Dünnbandgießen und inline Walzen von hochmanganhaltigen Stählen (Research Grants)
  - Prozessentwicklung des 3D-Bandprofilwalzens zur Erzeugung von Vormaterial mit Dickenunterschieden sowohl in Längs- als auch in Breitenrichtung (Research Grants)
  - Entwicklung eines Prozessmodells zur Online-Optimierung von Freiformschmiedungen großer Blöcke (Priority Programmes)
  - Transfer eines Prozessmodells zur Online-Optimierung von Freiformschmiedungen großer Blöcke (Priority Programmes)
  - Mechanismen beim Kugelstrahlformen von Sandwich- und Laminatmaterialien (Research Grants)
  - Forming of large-area metallic riblet surfaces (Research Units)
  - Dünnbandgießen von profilierten Flachprodukten - Profilgießen (Research Grants)
  - Bulk metal formed parts for power plants (Research Grants)
  - Development of an Incremental Tool Concept on the Basis of Rotating Tools for Sheet Metal Forming (Research Grants)
  - Analysis of Process Control of Roller Leveling by Utilization of a FE Model with Integrated Closed-loop Control Structures (Research Grants)
  - Integration of a complex control system into a numerical process model for the simulation of ring rolling processes (Research Grants)
  - Controlling of the friction in lubricated systems through Multi-Scale texturing with laser interference texturing and micro coining (Priority Programmes)
  - Process limits for incremental flanging and hole flanging operations using a CNC controlled forming tool (Research Grants)
  - Method for manufacturing seamless conical rings with defined inclination angles on radial-axial ring rolling mills (Research Grants)
  - Model-based description of bond formation, evolution and failure in multi-pass roll bonding processes (Research Grants)
  - Defined adjustment of the residual stress distribution in strip and sheet material via roller levelling (Research Grants)
  - Roll bonding materials with with highly unequal material strengths - Analyses of the joining mechanism and modeling new manufacturing procedures (Priority Programmes)
  - Evaluation of sheet metal covers to improve tool life in forging (Research Grants)
  - Increasing the range of producible geometries in open-die forging through superimposed stress states (Research Grants)
  - Twin-Roll Strip Casting Process for the Production of Clad Strip - Twin-Roll Clad Casting (Research Grants)
  - Lubricant-free tribology concepts for cold extrusion by interaction-reduced coatings and structures (Priority Programmes)
  - Approach to application-oriented properties of electrical steels by means of cold rolling and heat treatment (Research Units)
  - Enhancement of width and thickness tolerances of metallic strips by using a piezo-electric control system for roll gap adjustment of a tandem mill (Research Grants)
  - Characterization of the suitability of high manganese steels for the production of small sheet metal parts by multi-stage deep drawing (Research Grants)
  - Treatments of steel sheets for the high pressure die casting of aluminum/steel sheet-metal hybrids with low gap and distortion formation (BeST) (Research Grants)
  - Analysis of the application potential of roll-clad MnB-Cr steel composites for press hardening (Research Grants)
  - Criteria for the closure and pressure welding of pores in open die forging (Research Grants)
  - Investigation of flexible radial ring rolling for production of non-axially symmetric seamless rings on radial axial ring rolling mills (Research Grants)
  - Defined inducement of residual stresses via suitable forming operations in order to create bi-stable, metallic tube profiles with a full circle cross section (Priority Programmes)
As Leader
- Completed projects
  - Pressensteuerung (Major Research Instrumentation)
  - Torsions-Umformsimulator mit Abschreck- und Dilatometrieeinheit (Major Research Instrumentation)
  - Universalwalzwerk für Reversierbetrieb (Major Research Instrumentation)
As Spokesperson
- Current projects
  - TRR 188: Damage Controlled Forming Processes (CRC/Transregios)
- Completed projects
  - SFB 289: Forming of Metals in the Semi-solid State and their Properties (Collaborative Research Centres)
  - SPP 1146: Modelling of Incremental Forming Operations (Priority Programmes)
As Participating Researcher
- Current projects
  - EXC 2023: Internet of Production (IoP) (Clusters of Excellence (ExStra))
- Completed projects
  - EXC 128: Integrative Production Technology for High-Wage Countries (Clusters of Excellence)
As Project Head
- Current projects
  - Evolution and healing of damage during the production of steel sheets by flat rolling (CRC/Transregios)
  - Damage controlled closed die forging via optimal geometry and process layout (CRC/Transregios)
  - Central tasks of the collaborative research center (CRC/Transregios)
  - Investigation of damage development in hot metal forming process chains using the example of ring rolling (CRC/Transregios)
  - Thermo-mechanical treatment of microstructures for damage control in cold forming (CRC/Transregios)
- Completed projects
  - Herstellung funktionsintegrierender Bauteile durch Thixojoining und deren Eigenschaften (Collaborative Research Centres)
  - Entwicklung geometrisch bestimmter Hohlstrukturen für eine aktive Kühlung in Dampf- und Gasturbinen (Collaborative Research Centres)
  - Metal forming experiments of Fe-Mn-C system (Collaborative Research Centres)
  - Short process chain for the production of tailor-made semi-finished products (Collaborative Research Centres)
  - Modeling and control of damage evolution in caliber hot rolling of steel rods (CRC/Transregios)
As Participating Person
- Completed projects
  - Layout and production of small and thin microstrip miniaturisation of the flat rolling process concerning strip width and thickness (Priority Programmes)
  - SPP 1551: Resource Efficient Constructional Elements (Priority Programmes)
  - SPP 1640: Joining by Plastic Deformation (Priority Programmes)
  - SPP 1676: Dry Metal Forming - Sustainable Production through Dry Processing in Metal Forming (Priority Programmes)
As Ehemaliger Antragsteller
- Current projects
  - Feedback control of surface properties of cold-rolled semi-finished products by development of a novel control concept based on online-roughness measurements of the strip surface (Priority Programmes) to 6/2024
  - Interlocking Seam Joining (Research Grants) to 6/2024
  - Development of a procedure for the determination of flow curves by explicit pointwise inverse modelling (Research Grants) to 6/2024
  - Advanced microstructure modeling for hot forming processes with transient forming conditions based on multi-scale microstructure simulation (Research Grants) to 6/2024
  - Improved Flow Curve Modelling for Bending Processes in the Range of Low Plastic Strains (Research Grants) to 6/2024
  - Simulation of Fluid-Structure-Contact Interaction in Metal Forming Using the Example of Skin-Pass Rolling (Research Grants) to 6/2024
  - Identification of parameters for complex friction models in hot bulk metal forming by an extension of the conical tube upsetting test (Research Grants) to 7/2024
  - Rolling of continuously cast Al/Cu composite strips with geometrically designed interfaces (Research Grants) to 7/2024
  - Twin-roll casting of high silicon electrical steel (Research Grants) to 7/2024
- Completed projects
  - Application of fast models to realize a closed-loop control of microstructure in open-die forging (Research Grants) to 6/2024
  - Composite ring rolling - method for manufacturing seamless composite rings on a radial axial ring rolling mill (Research Grants) to 6/2024
As Cooperation Partner
- Completed projects
  - Joining of blanks with electrochemical support (ECUF) (Priority Programmes)
As Co-Investigator
- Current projects
  - Flexible form-fit joining using incremental sheet metal forming (Research Grants)

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