Honda motor co., ltd. (20240109386). VEHICULAR STATE ESTIMATION APPARATUS, AND METHOD OF CONTROLLING OPERATION OF ACTIVE SUSPENSION APPARATUS simplified abstract

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VEHICULAR STATE ESTIMATION APPARATUS, AND METHOD OF CONTROLLING OPERATION OF ACTIVE SUSPENSION APPARATUS

Organization Name

honda motor co., ltd.

Inventor(s)

Kazuya Konada of Saitama (JP)

Ryosuke Yamazaki of Saitama (JP)

Takashi Yanagi of Saitama (JP)

VEHICULAR STATE ESTIMATION APPARATUS, AND METHOD OF CONTROLLING OPERATION OF ACTIVE SUSPENSION APPARATUS - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240109386 titled 'VEHICULAR STATE ESTIMATION APPARATUS, AND METHOD OF CONTROLLING OPERATION OF ACTIVE SUSPENSION APPARATUS

Simplified Explanation

The vehicular state estimation apparatus described in the abstract includes components such as a physical quantity detector, a vehicle behavior estimator, a distance sensor, a distance calculator, a spring constant calculator, and a suspension controller. These components work together to estimate the behavior of a vehicle and control the operation of the active suspension apparatus based on various parameters.

  • Physical quantity detector: Detects a physical quantity indicating behavior by the vehicle.
  • Vehicle behavior estimator: Estimates the current behavior of the vehicle.
  • Distance sensor: Detects a value related to the distance between the vehicle body member and a measurement point on the road surface.
  • Distance calculator: Calculates the road surface distance.
  • Spring constant calculator: Calculates spring constants in a vehicle stopped state.
  • Suspension controller: Controls the operation of the active suspension apparatus based on the spring constants, road surface distance, and vehicle behavior information.

Potential Applications

This technology can be applied in various industries such as automotive, transportation, and robotics for improving vehicle stability, comfort, and performance.

Problems Solved

1. Improved estimation of vehicle behavior. 2. Enhanced control of active suspension systems.

Benefits

1. Increased safety and stability of vehicles. 2. Enhanced comfort for passengers. 3. Improved performance and handling of vehicles.

Potential Commercial Applications

Optimizing active suspension systems for vehicles in the automotive industry.

Possible Prior Art

Prior art related to active suspension systems and vehicle behavior estimation technologies may exist, but specific examples are not provided in this abstract.

Unanswered Questions

How does this technology impact vehicle maintenance costs?

This article does not address the potential impact of this technology on vehicle maintenance costs. Implementing active suspension systems may require specialized maintenance procedures, which could affect overall maintenance expenses.

What are the potential limitations of this technology in extreme weather conditions?

The abstract does not mention how this technology performs in extreme weather conditions such as heavy rain, snow, or ice. Extreme weather can impact the accuracy and effectiveness of sensors and calculations used in the system.


Original Abstract Submitted

the vehicular state estimation apparatus includes: a physical quantity detector configured to detect a physical quantity indicating behavior by the vehicle; a vehicle behavior estimator configured to estimate current behavior by the vehicle; a distance sensor that is configured to detect a value pertaining to a distance between the vehicle body member and a measurement point on a road surface in front of the vehicle and corresponding to at least a central section of a road surface contact section on a wheel; a distance calculator configured to calculate a road surface distance; a spring constant calculator configured to calculate at least one of spring constants, in a vehicle stopped state; and a suspension controller configured to control operation of the active suspension apparatus based on the spring constants, the road surface distance, and vehicle behavior information.