[
ASTM D664: 2019. Standard test method for acid number of petroleum products by potentiometric titration.
]Search in Google Scholar
[
ASTM D6595: 2022. Standard test method for determination of wear metals and contaminants in used lubricating oils or used hydraulic fluids by rotating disc electrode atomic emission spectrometry.
]Search in Google Scholar
[
ASTM D7751: 2021. Standard test method for determination of additive elements in lubricating oils by EDXRF analysis.
]Search in Google Scholar
[
CASOLI, P. – CAMPANINI, F. – BEDOTTI, A. – PASTORI, M. – LETTINI, A. 2018. Overall efficiency evaluation of a hydraulic pump with external drainage through temperature measurements. In Journal of Dynamic Systems, Measurement, and Control, vol. 140, no. 8, article no. DS-17-1191. DOI: https://doi.org/10.1115/1.4039084
]Search in Google Scholar
[
DALLA LANA, E. – DE NEGRI, V. 2006. A new evaluation method for hydraulic gear pump efficiency through temperature measurements. In SAE 2006 Commercial Vehicle Engineering Congress & Exhibition, SAE Technical Paper 2006-01-3503, 10 pp. DOI: https://doi.org/10.4271/2006-01-3503
]Search in Google Scholar
[
DEUSTER, S. – SCHMITZ, K. 2021. Bio-based hydraulic fluids and the influence of hydraulic oil viscosity on the efficiency of mobile machinery. In Sustainability, vol. 13, no. 14, article no. 7570. DOI: https://doi.org/10.3390/su13147570
]Search in Google Scholar
[
DIN EN 16807: 2016. Liquid petroleum products – Bio-lubricants – Criteria and requirements of bio-lubricants and bio-based lubricants.
]Search in Google Scholar
[
HALENÁR, M. – KUCHÁR, P. 2017. Research of biodegradable fluid during operating test. In MendelNet 2017, vol. 24, pp. 784–789.
]Search in Google Scholar
[
HELEBRANT, F. – ZIEGLER, J. – MARASOVÁ, D. 2001. Technical Diagnostics and Reliability I. Tribodiagnostics. Ostava : VSB – Technical University of Ostrava, 154 pp. ISBN 80-7078-883-6 (In Czech)
]Search in Google Scholar
[
HUJO, Ľ. – JABLONICKÝ, J. – TKÁČ, Z. 2017. Design of an Innovative Laboratory Simulation Device for Testing Hydrostatic Transducers and Hydraulic Fluids. Nitra : Slovak University of Agriculture in Nitra, 180 pp. ISBN 978-80-552-1645-4 (In Slovak)
]Search in Google Scholar
[
HUJO, Ľ. – TKÁČ, Z. – TULÍK, J. – KOSIBA, J. – UHRINOVÁ, D. – JÁNOŠOVÁ, M. 2016. Monitoring of operation loading of three-point linkage during ploughing. In Research in Agricultural Engineering, vol. 62, no. 1, pp. 24–29. DOI: https://doi.org/10.17221/10/2015-RAE
]Search in Google Scholar
[
ISO 15380: 2018. Lubricants, industrial oils and related products (class L) – Family H (Hydraulic systems) – Specifications for hydraulic fluids in categories HETG, HEPG, HEES and HEPR.
]Search in Google Scholar
[
MAJDAN, R. – ABRAHÁM, R. – KUČERA, M. – HAAS, P. 2016a. Analysis of the effect of loading process on tribological system properties. In Acta Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, vol. 64, no. 3, pp. 825–833. DOI: https://doi.org/10.11118/actaun201664030825
]Search in Google Scholar
[
MAJDAN, R. – TKÁČ, Z. – ABRAHÁM, R. – SZABÓ, M. – HALENÁR, M. – RÁŠO, M. – ŠEVČÍK, P. 2016b. Proposal for filtration system for biodegradable lubricants in agricultural tractors. In Agronomy Research, vol. 14, no. 4, pp. 1395–1405.
]Search in Google Scholar
[
STOJILKOVIĆ, M. – KOLB, M. 2016. Tribological properties of biodegradable universal tractor transmission oil. In Tribology in Industry, vol. 38, no. 2, pp. 229–234.
]Search in Google Scholar
[
SPECTRO. 2022. SpectroCube – ED XRF Spectrometer for the analysis of precious metals. In Spectroaps, pp. 3. Available at: https://www.spectroaps.sk/wp-content/uploads/spectrocube_brochure_SK_low.pdf
]Search in Google Scholar
[
TKÁČ, Z. – DRABANT, Š. – MAJDAN, R. – CVÍČELA, P. 2008. Testing stands for laboratory tests of hydrostatic pump of agricultural machinery. In Agricultural Engineering, vol. 54, no. 4, pp. 183–191. DOI: htpps://doi.org/10.17221/704-RAE
]Search in Google Scholar
[
TULÍK, J. – HALENÁR, M. – KUCHÁR, P. – JÁNOŠOVÁ, M. 2016. Comparison of conventional hydraulic fluid with biodegradable fluid on the basis of laboratory test of durability. In Traktori I Pogonske Mašine, vol. 21, no. 1, pp. 64-70. ISSN 0354-9496.
]Search in Google Scholar
[
TURZA, J. – KOPILÁKOVÁ, B. 2011. Combined stand for measuring hydraulic elements. In Hydraulics and pneumatics – a magazine for hydraulics, pneumatics and automation technology, vol. 27, no. 1–2, pp. 60–64.
]Search in Google Scholar
[
POCHI, D. – FANIGLIULO, R. – BISAGLIA, C. – CUTINI, M. – GRILI, R. – FORNACIARI, L. – BETTO, M. – PARI, L. – GALLUCCI, F. – CAPUZZI, L. – SAGLIANO, A. – PALMIERI, F. – CHIATTI, G. 2020. Test rig and method for comparative evaluation of conventional and bio-based hydraulic fluids and lubricants for agricultural transmissions. In Sustainability, vol. 12, no. 20, article no. 8564. DOI: https://doi.org/10.3390/su12208564
]Search in Google Scholar
[
SAE J745: 2019. Surface vehicle standard – Hydraulic power pump test procedure.
]Search in Google Scholar
[
WHLUBRICANTS. 2013. Shell Naturelle HF-E 46. Whlubricants Technical Data Sheet. Available at: https://whlubricants.com/files/products/naturelle-fluid-46.pdf
]Search in Google Scholar
[
ZASTEMPOWSKI, M. 2013. Test stands with energy recovery system for machines and hydraulic transmissions. In Journal of Research and Applications in Agricultural Engineering, vol. 58, no. 2, pp. 182–191. Corpus ID: 109688180.
]Search in Google Scholar
