<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>Paper proposes and justifies a diagram of the direction of increase of power stream from the shaft or piston rod of a hydraulic motor to the pump shaft, power increasing as an effect of the imposed power of energy losses in the hydrostatic drive and control system elements. Graphical interpretation of the power of energy losses in the hydrostatic drive and control system elements and also of the power developed by those elements is presented. An individual system with the rotational hydraulic motor speed series throttling control fed by a constant capacity pump cooperating with an overflow valve in a constant pressure system p = cte ≈ pn is analyzed and also an individual system with the rotational hydraulic motor speed series throttling control fed by a constant capacity pump cooperating with an overflow valve controlled in a variable pressure system: p = var, an individual system with the rotational hydraulic motor speed series throttling control fed by a variable capacity pump cooperating with a pressure regulator in a constant pressure system p = cte ≈ pn and an individual system with the rotational hydraulic motor speed series throttling control fed by a variable capacity pump cooperating with the Load Sensing regulator in a variable pressure p = var system.</p></abstract>

Paper proposes and justifies a diagram of the direction of increase of power stream from the shaft or piston rod of a hydraulic motor to the pump shaft, power increasing as an effect of the imposed power of energy losses in the hydrostatic drive and control system elements. Graphical interpretation of the power of energy losses in the hydrostatic drive and control system elements and also of the power developed by those elements is presented. An individual system with the rotational hydraulic motor speed series throttling control fed by a constant capacity pump cooperating with an overflow valve in a constant pressure system p = cte ≈ pn is analyzed and also an individual system with the rotational hydraulic motor speed series throttling control fed by a constant capacity pump cooperating with an overflow valve controlled in a variable pressure system: p = var, an individual system with the rotational hydraulic motor speed series throttling control fed by a variable capacity pump cooperating with a pressure regulator in a constant pressure system p = cte ≈ pn and an individual system with the rotational hydraulic motor speed series throttling control fed by a variable capacity pump cooperating with the Load Sensing regulator in a variable pressure p = var system.

Graphical presentation of the power of energy losses and power developed in the elements of hydrostatic drive and control system: Part I Rotational hydraulic motor speed series throttling control systems

Polish Maritime Research

Paper proposes and justifies a diagram of the direction of increase of power stream from the shaft or piston rod of a hydraulic motor to the pump shaft, power...

Graphical presentation of the power of energy losses and power developed in the elements of hydrostatic drive and control system: Part I Rotational hydraulic motor speed series throttling control systems

Published Online: Nov 18, 2008

Page range: 28 - 37

DOI: https://doi.org/10.2478/v10012-007-0080-3

Keywords
hydrostatic drive and control system, power of energy losses, energy efficiency

This content is open access.

Graphical presentation of the power of energy losses and power developed in the elements of hydrostatic drive and control system: Part I Rotational hydraulic motor speed series throttling control systems

Published Online: Nov 18, 2008

Page range: 28 - 37

DOI: https://doi.org/10.2478/v10012-007-0080-3

Keywordshydrostatic drive and control system, power of energy losses, energy efficiency

This content is open access.

Keywords
hydrostatic drive and control system, power of energy losses, energy efficiency