Robert bosch gmbh (20240301949). Method for Controlling a Hydrostatic Drive simplified abstract

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Method for Controlling a Hydrostatic Drive

Organization Name

robert bosch gmbh

Inventor(s)

Ximing Wang of Neu-Ulm (DE)

Salih Tetik of Nersingen (DE)

Lukas Linder of Langenau (DE)

Method for Controlling a Hydrostatic Drive - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240301949 titled 'Method for Controlling a Hydrostatic Drive

The abstract describes a method for controlling a drive system with two hydraulic machines, one operating as a pump and the other as a motor, by changing their operations.

  • The method involves controlling the pivoting angle of one hydraulic machine to transition from a positive start pivoting angle to a negative target pivoting angle, or vice versa.
  • The speed of the pivoting angle is limited to ensure it does not exceed a predefined value during the transition.
  • This control mechanism allows for efficient operation and management of the hydraulic machines in the drive system.

Potential Applications: - This technology can be applied in various industrial settings where hydraulic systems are used for driving machinery. - It can be utilized in automotive applications for controlling the operation of hydraulic drives in vehicles.

Problems Solved: - Efficiently transitioning between pump and motor operations in hydraulic machines. - Controlling the speed and angle of pivoting to optimize performance.

Benefits: - Improved efficiency and performance of hydraulic drive systems. - Enhanced control over the operation of hydraulic machines in a drive system.

Commercial Applications: - Industrial machinery and equipment utilizing hydraulic systems. - Automotive industry for hydraulic drive control in vehicles.

Questions about the technology: 1. How does this method improve the overall efficiency of hydraulic drive systems? 2. What are the key factors to consider when implementing this control mechanism in industrial applications?


Original Abstract Submitted

a method for controlling a drive, which has a first hydraulic machine coupled to a drive machine and a second hydraulic machine coupled to an output to change one of the hydraulic machines from a pump operation to a motor operation and the other of the hydraulic machines from a motor operation to a pump operation includes controlling the pivoting angle of the other hydraulic machine so that the pivoting angle goes from a positive start pivoting angle to a negative target pivoting angle or from a negative start pivoting angle to a positive target pivoting angle. the control of the pivoting angle of the other hydraulic machine between the start pivoting angle and the target pivoting angle is limited such that the pivoting speed of the pivoting angle of the second hydraulic machine does not exceed a predefined value.