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21. Fluid flow in the impulse valve of a hydraulic ram

(No. 22(3)2019)

Authors: Wojciech Sobieski, Dariusz Grygo
Keywords: ram pump, drag force, CFD, ANSYS Fluent
Article

22. Application of 3D printing technology for mechanical properties study of the photopolymer resin used to print porous structures

(No. 22(2)2019)

Authors: Ewelina Małek, Danuta Miedzińska, Arkadiusz Popławski, Wiesław Szymczyk
Keywords: Mechanical Properties, Rapid Prototyping, SLA (stereolitography), Fractal Models
Article

23. Flexural characterization of polymer concrete comprising waste marble and date palm fibers

(No. 22(2)2019)

Authors: ROKBI Mansour,  RAHMOUN IZine El Abidine, BAALI  Brahim
Keywords: Polymer concrete, Date palm fibers, Quartz, Marble, Fibers sizing, Three-point bending
Article

24. Modification of activated carbons for application in adsorption cooling systems

(No. 22(1)2019)

Authors: Eliza Wolak, Elżbieta Vogt, Jakub Szczurowski
Keywords: activated carbon, hydrophobization, modification, heat of wetting
Article

25. Identification of representative segment of root for colour determination of carrot

(No. 22(2)2019)

Authors: Małgorzata Jaros, Mateusz Słowik, Ewa Golisz, Monika Janaszek-Mańkowska
Keywords: carrot, colour measurement, representative section, image analysis
Article

26. Investigation of thermal conductivity property of plasmonic nanofluids based on gold nanorods prepared by Seed-mediated growth method

(No. 22(2)2019)

Authors: Mahsa Mohammadzadeh, Mohsen Ashjari, Davoud Zare
Keywords: Nanofluid, Gold nanorods, Thermal conductivity, Transient hot wire method, Aspect ratio, Volume fraction
Article

27. Development of a method for finding the optimal solution when upgrading a motorcycle engine

(No. 22(2)2019)

Authors: Oleksandr Vrublevskyi, Radomir Wojnowski
Keywords: spark ignition  engine, thermodynamic cycle simulations, optimization,  design of experiments (DoE), Monte Carlo method, Nonlinear Programming Quadratic Line search (NLPQL)
Article

28. Application of Sonication and Freezing as Initial Treatments before Microwave-Vacuum Drying of Cranberries

(No. 22(2)2019)

Authors: Staniszewska, I., Staszynski, S., Zielinska, M.
Keywords: Cranberry, vacuum drying, microwave drying, drying pretreatment, texture, density, color
Article

29. The effect of the excess sludge pretreatment on biogas productivity

(No. 22(1)2019)

Authors: Bernat Katarzyna, Zielińska Magdalena, Kulikowska Dorota, Cydzik-Kwiatkowska Agnieszka, Wojnowska-Baryła Irena, Waszczyłko-Miłkowska Beata, Piotrowicz Beata
Keyword: biogas production, sludge pretreatment, activated sludge, aerobic granular sludge, ultrasound disintegration, homogenization
Article

30. Particle swarm optimization and discrete artificial bee colony algorithms for solving production scheduling problems

(No. 22(1)2019)

Author: Tadeusz Witkowski
Keywords: Discrete Artificial Bee Colony, Particle Swarm Optimization, production scheduling problem, makespan
Article