Technics and Technologies in Mechanical, Agriculture and Transport Engineering

Technics and Technologies in Mechanical, Agriculture and Transport Engineering

 

Chair: Krasimir Trendafilov

Secretaries: Miglena Kazakova and Nevena Ivanova

 

Google Meet Room: https://meet.google.com/uxv-ppqi-sss

 

Session 1

November 5, 2020

Start at 13:00 EET

Oral presentations

13:00 Krasimir Trendafilov Theoretical determination and analysis of the length of the non-working move and the width of the headland when performing fishtail turn with a rectilinear reverse move, which is not parallel to the boundary of a field with an irregular shape
13:15 Krasimir Trendafilov Theoretical determination and analysis of the length of the non-working move and of the width of the headland when performing a fishtail turn with a curvilinear reverse move by a machine-tractor unit with a mounted machine in an irregularly shaped field
13:30 Nikolay Pavlov and Diana Dacova A multibody model of a wheel loader with pneumatic boom suspension and proving ground testing
13:45 Nikolay Pavlov and Diana Dacova Solutions for increasing the comfort in road vehicles based on improving the construction of the seats
14:00 Miglena Paneva, Peter Panev and Nikolay Stoimenov Survey of the Geometric Characteristics of a Test Specimen Before Punch Sharpenings
14:15 Svetoslav Atanasov Methodology for irrigation water uptake time estimation based on RGB colorimetric measurements of leaves (A visual-graphical observation)
14:30 Veselin Mihaylov Experimental evaluation of the effectiveness of a diesel fuel additive
14:45 Veselin Mihaylov Influence of the control signal on parameters of low impedance injectors for SI engines

 

Session 2

November 6, 2020

Start at 10:00 EET

Posters and Video Presentations

Fatme Hasan, Blagovesta Midyurova and Todor Mihalev Temperature Effect on Particulate Matter Concentrations PM 10 during the heating season in Burgas
Apostol Simitchiev, Lazar Lazarov, Hafize Fidan, Bozhidar Bozadzhiev and Albena Stoyanova Juniperus waste wood as a source for obtaining pellets by single-screw extrusion method
Svetlana Paskaleva Robust optimization of a deep drawing process
Victor Rizov Effects of stress relaxation on lengthwise fracture of functionally graded beams
Victor Rizov Multilayered functionally graded beam with viscoelastic behaviour: a delamination study
Victor Rizov Viscoelastic inhomogeneous beams under step loading: a longitudinal fracture analysis
Penka Zlateva and Radostin Dimitrov An analysis of the potential use of waste materials for biogas plant development
Radostin Dimitrov, Krasimir Bogdanov, Radoslaw Wrobel, Monika Magdziak-Tokłowicz, Nikolay Andonov, Rosen Hristov and Penka Zlateva A SI engine performance parameters determination for gasoline and methane operation
Simeon Iliev Investigation of the of gasoline direct injection engine performance and emissions working on Methanol-Gasoline blends Using Engine Simulation
Mima Todorova, Nadezhda Petkova, Neli Grozeva, Maria Gerdzhikova and Stela Lazarova NDVI, chlorophyll and carotenoids content of leaves of Rosa Damascena Mill under organic and conventional farming
Stefan Stefanov and Rosen Hristov Problems with the operation of automatic transmissions of AW 55-50 type
Dobri Rusev, Petar Kazakov, Atanas Iliev and Mitko Dimitrov Use of fuel additives in a diesel engine