Vol. 1 (2015): Environment. Technology. Resources. Proceedings of the 10th International Scientific and Practical Conference. Volume 1

Engineering Sciences and Production Technologies

• Impact of wood fraction, moisture and steam explosion on the development of an innovative insulation material

  Martins Andzs, Ramunas Tupciauskas, Andris Veveris, Janis Gravitis

  11-15

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• Analysis of service properties of cylindrically ground surfaces, using standard ISO 25178-2:2012 surface texture parameters

  Natalija Bulaha

  16-21

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• The Effect of Heat Treatment on the Properties of Ultra High Strength Concrete

  Girts Bumanis, Nikolajs Toropovs, Laura Dembovska, Diana Bajare, Aleksandrs Korjakins

  22-27

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• Application of Latvian illite clays in cosmetic products with sun protection ability

  Inga Dušenkova, Iveta Kusiņa, Juris Mālers, Līga Bērziņa-Cimdiņa

  28-32

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• The comparative analysis of energetic characteristics of variable-frequency electric drives with direct torque control

  Ilya Fedotov, Vyacheslav Tikhonov, Evgeniy Veselkov, Nina Seletskaya

  33-38

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• Comparison of a load bearing capacity for composite sandwich plywood plates

  Ģirts Frolovs, Kārlis Rocēns, Jānis Šliseris

  39-45

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• Dissipative and Damping Properties of Multi-layered Rubber-Metal Vibration Absorber

  Vladimirs Gonca, Svetlana Polukoshko, Egons Lavendelis

  46-52

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• Investigation of permanent magnet synchronous machine with recuperation block

  Andrei Khitrov, Alexander Khitrov

  53-55

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• Nanolevel Finishing for Veneered Products

  Edgars Kirilovs, Laura Krūklīte, Silvija Kukle, Zane Zelča

  56-60

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• Thermal Conductivity of Hemp Based Boards

  Edgars Kirilovs, Silvija Kukle, Dana Beļakova, Anatolijs Borodiņecs, Ādolfs Ruciņš, Veneranda Stramkale

  61-66

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• Discrete automatic schemes for ASC TP

  Vladimir Konevtsov, Igor Poletaev, Sergey Verteshev

  67-71

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• Fabrication of porous ceramics as clay/glass composite

  Aleksandrs Korjakins, Liga Radina, Diana Bajare

  72-77

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• Numerical simulation of the reconstruction bank-protection type grillage on canals and rivers of St. Petersburg

  Vladimir Korovkin

  78-83

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• The regions of parametric instability of brush-contact device electromagnetic circuit in unstable working conditions

  O.I. Kozyreva, I.V. Plokhov, Y. N. Guraviev, I. E. Savraev, A. V. Ilyin

  84-88

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• Simulation Based Analysis of Digitally Controlled 4-phase DC-DC Converter with Coupled Inductors

  Kaspars Kroics

  89-95

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• A task for laser cutting of lamellae with TruLaser 1030

  Lyubomir Lazov, Hristina Deneva, Pavels Narica

  96-101

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• Factors influencing the color laser marking

  Lyubomir Lazov, Hristina Deneva, Pavels Narica

  102-107

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• Laser Marking Methods

  Lyubomir Lazov, Hristina Deneva, Pavels Narica

  108-115

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• The Influence of the Technological Process on the Surface Quality and Tribological Properties of Powder Details

  Armands Leitans, Irina Boiko, Janis Lungevics, Viktors Mironovs

  116-120

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• Mathematical Model of Friction Coefficient Determination for Lubricated Surfaces

  Armands Leitans, Janis Lungevics

  121-124

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• Adaptive control of the indentation made by the drilling tool

  Angel Lengerov

  125-127

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• Research of Radial Forces and Torque of Bearingless Synchronous Machine

  Sergei Loginov, Yulia Domracheva, Vadim Smirnov, Dmitriy Fedorov

  128-132

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• Mechanical Properties of Glass Fiber Composites Reinforced by Textile Fabric

  Arturs Macanovskis, Andrejs Krasnikovs, Olga Kononova, Galina Harjkova, Vladislav Yevstignejevs

  133-138

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• Mechanical and electrical properties of the solid sapropel

  Andris Martinovs, Josef Timmerberg, Rasma Tretjakova, Paul Beckmann, Valentina Popa, Regina Wagner

  139-146

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• Design of LED Lamp with special spectral characteristics

  Petko Mashkov, Edmunds Teirumnieks, Berkant Gyoch, Hristo Beloev, Tamara Pencheva, Rostislav Kandilarov

  147-152

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• Research of Oil Product Sorption Processes by Ferromagnetic Sorbents

  Viktors Mironovs, Juris Treijs, Edmunds Teirumnieks

  153-156

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• Explanation of the express method of the determination of steel grade by spark

  Igor Nikiforov, Pavel Maltsev, Vladimir Ivanov, Inna Barsuk

  157-161

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• Physico-technical approach to design of composites from mineral and polymer technogenic resources

  Gotfrīds Noviks

  162-169

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• Accelerated method for the determination of freeze-thaw resistance of concrete

  Sergey Nikolskiy, Olga Pertseva

  170-174

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• Experimental justification for sapropel and hemp shives use as thermal insulations in Latvia

  Stanislavs Pleiksnis, Maris Sinka, Genadijs Sahmenko

  175-181

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• The simulation model of sliding contact with three degrees of freedom and distributed parameters of the transition layer

  Igor Plohov, Alexander Ilyin, Oksana Kozyreva, Igor Savraev

  182-185

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• Impact of density and special features of manufacturing process on drying of autoclaved aerated concrete masonry blocks

  Sanita Rubene, Martins Vilnitis, Juris Noviks

  186-192

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• Ultra High Performance Concrete Reinforced with Short Steel and Carbon Fibers

  Genadijs Šahmenko, Andrejs Krasnikovs, Artūrs Lukašenoks, Māris Eiduks

  193-199

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• Alkali Activated Binders Based on Metakaolin

  Laura Sele, Diana Bajare, Girts Bumanis, Laura Dembovska

  200-204

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• Crack Development Research in Extra Fine Aggregate Cement Composites

  Andina Sprince, Leonids Pakrastinsh, Bruno Baskers, Liga Gaile

  205-208

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• Materials Consumption Decrease for Long-Span Prestressed Cable Roof

  Arturs Stuklis, Dmitrijs Serdjuks, Vadims Goremikins

  209-215

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• Effect of spray dryer settings on the morphology of illite clay granules

  A. Stunda-Zujeva, V. Stepanova, L. Bērziņa-Cimdiņa

  216-222

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• Research Into Biological Characterictics of Dried Sapropel

  Rasma Tretjakova, Jūlija Grebeža, Andris Martinovs

  223-227

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• Laser Effect on Spherical Nanoparticles with Thin Surface Layer

  A.I. Vanin, V.G. Solovyev

  228-229

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• Optical Properties of Nanostructured Silver Embedded by Electro-Thermo-Diffusion in Opal Photonic Crystal

  V.L. Veisman, S.G. Romanov, V.G. Solovyev, M.V. Yanikov

  230-232

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• Overview of tuned liquid dampers and possible ways of oscillation damping properties improvement

  Jans Veļičko, Līga Gaile

  233-238

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