技術資料


Abstract. This paper addresses the problem of predicting the structure borne and airborne sound transmission in aircraft using Statistical Energy Analysis (SEA). Often analytical formulations are used to approximate...

Vibro-Acoustics

Abstract. Spacecraft vehicles are subject to important external acoustic load during liftoff and when they are operated in the atmosphere. During liftoff, this acoustic load is caused by the engines that generate a...

Vibro-Acoustics

Abstract. Aerospace industry OEMs and suppliers are progressing their engineering processes and performance to the next maturity level gearing to digital thread solutions. Current challenges like continuous...

System Modeling

Abstract. Quality and refinement are of paramount importance for luxury vehicles. The rapid electrification of the automotive industry has increased the contribution of aeroacoustics to the consumer perception of...

Vibro-Acoustics

THE CHALLENGE To define design rules for filling & feeding systems across different product lines to enhance competitiveness and achieve quality casting production.

THE STORY Traditional methods in the...


Abstract. An out-of-plane permeability measurement system is presented that initially enables monitoring of inhomogeneous hydrodynamic compaction of textiles during impregnation. For this, it provides linear variable...

Metrological determination, composites, technical textiles, composite molding process
Composites

Abstract. The concept of “Hybrid Twin” (HT) has recently received a growing interest thanks to the availability of powerful machine learning techniques. This twin concept combines physics-based models within a model-...

Hybrid Twin, machine learning
System Modeling

A new approach for efficient modeling, simulation control, analysis, and automated post-processing for torsional vibration topics in commercial vehicle drivetrains is presented. The model is built up in SimulationX...

System Modeling

„Transmission Rattle“ is a noise phenomenon of vehicle transmissions and determines significantly the transmission quality with regards to the attribute NVH. It is initiated by the periodic torque fluctuation of...

System Modeling

The normative DIN EN 14492-2:2010-05 „Cranes - Power driven winches and hoists“ was released with some changes in May 2010 after a revision. The revision defines additional requirements for the availability of an...

System Modeling

The paper presents a simulation model of a tailgate latch. It consists of a drivetrain, lock mechanism, and tailgate dynamics. The model is intended to verify the function of the

latch under different...

System Modeling

In recent years, innovative helicopters and rotorcrafts configurations are being developed over the world. We can see 3 important focus of research: (1) improving the speed and range of rotorcrafts, (2) hybrid...

System Modeling

“Quantitative Surface Quality Assessment of Car Outer Panels with a Virtual Light Room” was published by ESI, Autaza & AEA for the International Body Congress in Liviona, in 2019.

Abstract. Perception is...

Sheet Metal Forming, Quantitative Surface Quality
Sheet Metal Forming

“Human-Centric Assembly Cell & Line Validation” published as a proceeding of the 6th International Digital Human Modeling Symposium (DHM2020), held in Skövde, Sweden from 31 August to 2 September 2020.

...

Human centric, virtual assembly, operator 4.0, process validation, virtual reality
Virtual Reality

“Simulation-Based System Reliability Analysis of Electrohydraulic Actuator with Dual Modular Redundancy” published as a paper at the 12th International Fluid Power Conference 2020 in Dresden, Germany.

Abstract...

failure detection system, reliability, digital twin, machine learning
System Modeling