Hydraulic Laboratory Devices for Testing of Hydraulic Pumps

Author:

Tkáč Zdenko1,Kosiba Ján1,Hujo Ľubomír1,Uhrinová Daniela1,Štulajter Ivan1

Affiliation:

1. Slovak University of Agriculture in Nitra

Abstract

Hydraulic pumps are the most important components of hydraulic circuits in agricultural tractors. Their durability is influenced by flow characteristics and thus the flow efficiency. This paper presents the laboratory test of an ecological synthetic hydraulic fluid of UTTO type. This fluid is currently under development. In terms of a decrease in hydraulic pump flow efficiency, laboratory tests of these fluids did not show negative effects of its application. It can be stated that after completion of laboratory tests, it will be needed to continue with trials under operational conditions.

Publisher

Trans Tech Publications, Ltd.

Subject

General Engineering

Reference21 articles.

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3. J. Kosiba, Z. Tkáč, Ľ. Hujo, B. Stančík, I. Štulajter, The operation of agricultural tractor with universal ecological oil, Research in Agricultural Engineering, 59(special iss. ) (2013) 27–33.

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