Results 1 to 10 of about 528,116 (352)

Research on the Use of Potassium Formate in the Indirect Contact Freezing System Used in Food Preservation

open access: yesEnergies, 2023
Low-temperature contact freezing refrigeration solutions available on the market typically contain refrigerants inside the plates, which may result in harmful emissions into the atmosphere and the contamination of food products in case of failure ...
Zuzanna Sydow   +5 more
doaj   +1 more source

The selection of optimal conditions for the process of obtaining humic acid from brown coal [PDF]

open access: yesE3S Web of Conferences, 2019
The type of plant substance from which brown coal is formed and the conditions in which it forms largely influence its characteristics and properties.
Janeba-Bartoszewicz Edyta   +3 more
doaj   +1 more source

Optimizing the Formation of Hydraulic Cylinder Surfaces, Taking into Account Their Microrelief Topography Analyzed during Different Operations

open access: yesMachines, 2021
Causes of the in-service damage to hydrocylinder liners were investigated, and the requirements to their working surfaces were systematized. Roughness parameter Ra was found not to provide a precise estimate of the surface quality because its reduction ...
Volodymyr Dzyura, Pavlo Maruschak
doaj   +1 more source

Dealer connection [PDF]

open access: yes, 2021
This newsletter published by the South Carolina Department of Motor Vehicles provides information about difference ways in which dealers and business customers can process their transactions, from electronic vehicle registrations to in-person ...
South Carolina Department of Motor Vehicles
core   +9 more sources

Optimization of gear ratios and gear-shifting strategy for enhanced efficiency in tracked vehicles

open access: yesVojnotehnički Glasnik, 2023
Introduction/purpose: Tracked vehicles play a vital role across various domains, from military operations to construction and agriculture. This study focuses on improving the efficiency of tracked vehicles by optimizing both gear ratios and gear-shifting
Stefan V. Milićević   +1 more
doaj   +1 more source

Experimental Validation of a High-Speed Tracked Vehicle Powertrain Simulation Model

open access: yesMeasurement Science Review, 2023
High-speed tracked vehicles have complex powertrains that, in addition to power transfer and transformation, also perform the functions of vehicle steering and braking systems, as well as power supply system for various subsystems on the vehicle ...
Ponorac Luka, Blagojević Ivan
doaj   +1 more source

Component sizing and energy management for a series hybrid electric tracked vehicle

open access: yesVojnotehnički Glasnik, 2022
Introduction/purpose: The paper presents a systematic approach to the development of a series hybrid electric tracked vehicle (HETV) including powertrain sizing and adequate energy management strategy (EMS) selection. Methods: Powertrain elements were
Stefan V. Milićević   +1 more
doaj   +1 more source

STUDY THE STRUCTURAL PROBLEM IN THE BRAKE SYSTEM APPLYING A DIFFERENT PRESSURE FUNCTIONS [PDF]

open access: yesProceedings on Engineering Sciences, 2019
During every braking process, the wear in the contacting surfaces of brake disc and brake pads will be occurred. Therefore, it’s very important to investigate the effective parameters on the wear mechanism of the contacting surfaces, this is necessary ...
Nadica STOJANOVIC   +4 more
doaj   +1 more source

Practical Design Framework for Lobster-Type Motor Yachts

open access: yesJournal of Eta Maritime Science, 2023
Motor yacht design is a multidisciplinary process that includes qualitative, quantitative, and iterative analyses. There are many personalized design and engineering steps from construction material selection to interior design; therefore, a practical ...
Bülent İbrahim Turan, Mehmet Akman
doaj   +1 more source

Self-propelled inspection vehicle on omni wheels

open access: yesMATEC Web of Conferences, 2019
In the article design of a self-propelled vehicle for inspecting ventilation ducts and ceiling structures in buildings equipped with omni wheels was presented. Such vehicles are used in places that are hard to reach for people.
Selech Jarosław   +6 more
doaj   +1 more source

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