Synonyms were used for: Noise vibration,
Search without synonyms: title: Noise and Vibration; Noise and vibration, 2010

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    Active Sound Design Methodologies for Hybrid and Electric Vehicles

    Steffens, Christoph / Eisele, Georg / Pruetz, Jeffrey E. et al. | SAE Technical Papers | 2021
    The automotive industry continues to develop new powertrain and vehicle technologies aimed at reducing overall vehicle-level fuel ...
    Keywords: Research and development

    Application of Combustion Sound Level (CSL) Analysis for Powertrain

    Govindswamy, Kiran / Workings, Michael / Heuer, Stefan et al. | SAE Technical Papers | 2009
    , combustion noise greatly impacts the perception of sound levels and quality. The relevance of combustion noise development has increased with the ...
    Keywords: Combustion and combustion processes , Noise

    Aspects of Driveline Integration for Optimized Vehicle NVH Characteristics

    Braun, Eugen / Govindswamy, Kiran / Wolff, Klaus et al. | SAE Technical Papers | 2007
    excitations sources, several driveline-related noise and vibration problems within different frequency ranges have to be understood and controlled to ...
    Keywords: Noise, vibration, and harshness standards and regulations

    Aspects of NVH Integration in Hybrid Vehicles

    Eisele, Georg / Govindswamy, Kiran / Wellmann, Thomas | SAE Technical Papers | 2009
    -specific noise, motor/generator whine, accessory noise, gear rattle, and noise pattern changes. The remainder of the paper focuses on specific ...
    Keywords: Vibration , Noise , Interior noise , Noise, vibration, and harshness standards and regulations

    Aspects of Powerplant Integration With Emphasis on Mount and Bracket Optimization

    Govindswamy, Kiran / Hueser, Michael G. / Diemer, Paul et al. | SAE Technical Papers | 2003
    Optimization of the interface between the powerplant and vehicle frame/body is critical to obtaining superior interior structureborne noise ...
    Keywords: Vibration , Noise , Interior noise

    Aspects of Powertrain Noise with Special Emphasis on Impulsive Noise

    Govindswamy, Kiran / Wolff, Klaus / Heuer, Stefan | SAE Technical Papers | 2007
    impulsive noise such as Diesel knocking noise, injector ticking, impulsive cranktrain noise, and gear rattle. For these examples, the development of ...
    Keywords: Noise , Noise, vibration, and harshness standards and regulations

    Aspects of Shift Quality With Emphasis on Powertrain Integration and Vehicle Sensitivity

    Wolter, Frank / Govindswamy, Kiran / Janssen, Peter et al. | SAE Technical Papers | 2005
    A customer's perception of vehicle quality very closely parallels the noise vibration and harshness (NVH) characteristics of the vehicle ...
    Keywords: Noise, Vibration, and Harshness (NVH) , Noise, vibration, and harshness standards and regulations

    Assessment of Automotive Environmental Noise on Mobile Phone Hands-Free Call Quality

    Watson, Channing / Pruetz, Jeffrey / Govindswamy, Kiran et al. | SAE Technical Papers | 2019
    Environmental noises such as wind, road, powertrain, and HVAC noise are important aspects to consider when implementing a hands-free ...
    Keywords: Connectors and terminals , Roads and highways , Noise , Heating, ventilation, and air conditioning systems (HVAC)

    Assessment of Lightweight Automotive Glass Solutions on Interior Noise Levels & Sound Quality

    Govindswamy, Kiran / Polasani, Shivani / Tousignant, Todd et al. | SAE Technical Papers | 2017
    varying balances of powertrain, wind, and road-induced interior vehicle noise could be evaluated. A time-domain noise transfer path analysis (TPA ...
    Keywords: Noise , Interior noise , Noise, vibration, and harshness standards and regulations

    Automobile Powertrain Sound Quality Development Using a Design for Six Sigma (DFSS) Approach

    Arvanitis, Anastasios / Orzechowski, Jeff / Govindswamy, Kiran et al. | SAE Technical Papers | 2015
    new metrics. Multiple sample candidate sounds were designed using sound design and simulation tools. A unique and preferred target sound was ...
    Keywords: Simulation and modeling , Tools and equipment

    Cold Start Engine Clatter Noise Evaluations

    Govindswamy, Kiran / Hartwig, Marcus / Pollack, Marcus | SAE Technical Papers | 2005
    Internal combustion engine noise is primarily composed of combustion and mechanical noise shares. Mechanical noise contributions in engines ...
    Keywords: Combustion and combustion processes , Noise

    Conditioned NExT Analysis, A Technique for Estimation of Modal Damping Ratios of Operating Piston Engines

    Govindswamy, Kiran / Albright, Michael F. | SAE Technical Papers | 1999
    of concepts from currently existing analyses such as the natural excitation technique (NExT), conditioned input analysis (CIA), and ...
    Keywords: Combustion and combustion processes , Vibration , Research and development

    Development of a Multi-Body Systems Approach for Analysis of Launch Shudder in Rear Wheel Driven Vehicles

    Govindswamy, Kiran / Wellmann, Thomas | SAE Technical Papers | 2009
    Driveline shudder is a low-frequency (10 Hz - 30 Hz) vibration issue of vehicles that can occur under various test conditions. Specifically ...

    Driveline Boom Interior Noise Prediction Based on Multi Body Simulation

    Eisele, Georg / Govindswamy, Kiran / Wellmann, Thomas | SAE Technical Papers | 2011
    (VINS) is used for determining interior vehicle noise based on powertrain level measurements (mount vibration and radiated noise) in combination ...
    Keywords: Vibration , Noise , Interior noise , Noise, vibration, and harshness standards and regulations

    Evaluation of Source and Path Contributions to Sound Quality Using Vehicle Interior Noise Simulation

    Leibling, Christian / Govindswamy, Kiran / Tousignant, Todd | SAE Technical Papers | 2011
    the powertrain noise and vibration (source) as well as the vehicle airborne and structureborne transfer functions (path). In development as ...
    Keywords: Vibration , Noise , Interior noise

    Evaluations of Combustion Parameters Using Engine Speed Fluctuation Measurements

    Ubong, Etim / Via, Justin / Govindswamy, Kiran et al. | SAE Technical Papers | 2005
    The combustion process in an IC engine is of significant importance for its noise and vibration characteristics in the vehicle. Describing ...
    Keywords: Combustion and combustion processes

    Impact of the Future Fuel Economy Targets on Powertrain, Driveline and Vehicle NVH Development

    Tomazic, Dean / Govindswamy, Kiran / Wellmann, Thomas | SAE Technical Papers | 2017
    combustion noise, increased driveline torsional excitation, start-stop refinement, shift quality, and high-frequency whine noise from motors ...
    Keywords: Noise , Noise, vibration, and harshness standards and regulations

    Impact of the Future Fuel Economy Targets on Powertrain, Driveline and Vehicle NVH Development

    Wellmann, Thomas / Govindswamy, Kiran / Tomazic, Dean | British Library Conference Proceedings | 2017

    Influence of Automatic Engine Stop/Start Systems on Vehicle NVH and Launch Performance

    Orzechowski, Jeff / Govindswamy, Kiran / Srinivasan, Sudharsan et al. | SAE Technical Papers | 2015
    engine start process. The key phases of an engine start event are described in detail, and their influence on the vehicle vibration investigated ...
    Keywords: Starters and starting

    Integration of Engine Start/Stop Systems with Emphasis on NVH and Launch Behavior

    Tomazic, Dean / Govindswamy, Kiran / Wellmann, Thomas | SAE Technical Papers | 2013
    challenges are described. The phases of an engine start are described in detail, and their influence on the vehicle vibration investigated. NVH ...
    Keywords: Combustion and combustion processes , Vibration , Starters and starting , Noise , Noise, vibration, and harshness standards and regulations