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Authors: Vasiliy V. MEKHOV is bachelor student of the Department of Machines and Equipment for the Oil and Gas Industry of Gubkin Russian State University of Oil and Gas (National Research University). He specializes in the design of drilling equipment.
E-mail: mekhov.vv@yandex.ru
Valeriy A. SLYSHENKOV graduated from Gubkin Moscow Institute of Petrochemical and Gas Industry in 1971. He is Candidate of Technical Sciences, assistant professor of the Department of Machines and Equipment for the Oil and Gas Industry of Gubkin Russian State University of Oil and Gas (National Research University). He is specialist in the development, creation and introduction of new machines and aggregates with a volumetric hydraulic drive. He is author of more than 20 scientific papers and inventions.
E-mail: slychenkov@yandex.ru
Sergey S. PEKIN graduated from Gubkin Moscow Institute of Petrochemical and Gas Industry in 1976. He is Candidate of Technical Sciences, assistant professor of the Department of Machines and Equipment for the Oil and Gas Industry of Gubkin Russian State University of Oil and Gas (National Research University). He is specialist in the development, creation and introduction of new samples of oilfield equipment, diagnostics and exploration of operational efficiency. He is author of 48 publications, including 21 scientific articles, 9 educational and methodical publications, holds 15 patents for a utility model and 2 patents for an invention.
E-mail: pekinss@gmail.com
Andrey V. BULAT graduated from Gubkin Russian State University of Oil and Gas in 2009. He is Candidate of Technical Sciences, assistant professor of the Department of Machines and Equipment for Oil and Gas Industry of Gubkin Russian State University of Oil and Gas (National Research University). He is specialist in the field of oil and gas equipment and drilling equipment and author of more than 20 scientific publications and 6 patents. E-mail: avbulat87@gmail.com

Abstract: The article is devoted to the analysis of the designs of existing drilling mud pumps and the prospects for the development of new ones. The drive circuits of the pumps by a crank drive mechanism, with an oblique washer, hydraulic actuators and roller screw pumps are analyzed. Examples of structures of mud pumps with a capacity of 950 kW are presented. The advantages and disadvantages of various pump layouts and possible overall and technical characteristics are considered

Index UDK: 622.224.06

Keywords: drilling mud pump, piston pump, rack and pinion transmission, pump characteristic

Bibliography:
1. Catalog of the company “Horizontal” URL: https: //horizontal.su/
2. Catalog of the company “Geomash” URL: https://www.geomash.ru/catalog/oilfield-equipment/%20pump-ing_and_cementing_equipment/the_drilling_pump_hydraulic_gnb_50/