<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml">Paper presents 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. An individual system fed by a constant capacity pump, where rotational hydraulic motor speed control is effected by a parallel throttling control system, is analyzed and also a system with the rotational hydraulic motor speed volumetric control by a variable capacity pump, an individual system with a rotational hydraulic motor volumetric speed control by means of a simultaneous change of the pump capacity per one revolution and change of the motor capacity per one revolution, the system operating at the constant pressure in the pump discharge conduit equal to the nominal pressure of the system: pP2 = pn and central system (with situated in parallel and simultaneously operating motors) with volumetric speed control of each rotational hydraulic motor by a motor secondary circuit assembly, the system fed by a pump with variable capacity per one shaft revolution fitted with pressure regulator pP2 = pn.</abstract>

Paper presents 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. An individual system fed by a constant capacity pump, where rotational hydraulic motor speed control is effected by a parallel throttling control system, is analyzed and also a system with the rotational hydraulic motor speed volumetric control by a variable capacity pump, an individual system with a rotational hydraulic motor volumetric speed control by means of a simultaneous change of the pump capacity per one revolution and change of the motor capacity per one revolution, the system operating at the constant pressure in the pump discharge conduit equal to the nominal pressure of the system: pP2 = pn and central system (with situated in parallel and simultaneously operating motors) with volumetric speed control of each rotational hydraulic motor by a motor secondary circuit assembly, the system fed by a pump with variable capacity per one shaft revolution fitted with pressure regulator pP2 = pn.

Graphical presentation of the power of energy losses and power developed in the elements of hydrostatic drive and control system.: Part II Rotational hydraulic motor speed parallel throttling control and volumetric control systems

Polish Maritime Research

Paper presents graphical interpretation of the power of energy losses in the hydrostatic drive and control system elements and also of the power developed by...

Graphical presentation of the power of energy losses and power developed in the elements of hydrostatic drive and control system.: Part II Rotational hydraulic motor speed parallel throttling control and volumetric control systems

Publié en ligne: 30 janv. 2009

Pages: 21 - 29

DOI: https://doi.org/10.2478/v10012-007-0093-y

Mots clés
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 II Rotational hydraulic motor speed parallel throttling control and volumetric control systems

Publié en ligne: 30 janv. 2009

Pages: 21 - 29

DOI: https://doi.org/10.2478/v10012-007-0093-y

Mots cléshydrostatic drive and control system, power of energy losses, energy efficiency

This content is open access.

Mots clés
hydrostatic drive and control system, power of energy losses, energy efficiency