Engeneering for Rural Development 2012 - Proceedings

11^th International Scientific Conference

Engineering for Rural Development

24.-25.05.2012 Jelgava, LATVIA

Proceedings	Programme	Organizers
Contents of Proceedings of 11^th International Scientific Conference ENGINEERING FOR RURAL DEVELOPMENT May 24 – 25, 2012 ISSN 1691-5976 Jan Barwicki¹, Stanislaw Gach², Semjons Ivanovs³ ¹Institute of Technology and Life Sciences in Falenty, Warsaw Branch, Poland; ²Warsaw Agricultural University, Poland; ³Latvia University of Agriculture Proper utilization of soil structure for crops today and conservation for future generations Carmen Bracacescu¹, Ion Pirna¹, Cristian Sorica¹, Simion Popescu², Octavian Stan² ¹National Institute of Research-Development for Machines and Installations designed to Agriculture and Food Industry - INMA, Bucharest, Romania; ²Transylvania University of Braşov, Romania Experimental researches on influence of functional parameters of gravity separator on quality indicators of separation process with application on cleaning of wheat seeds Cristian Poenaru Ion, Gigel Paraschiv, Voicu Gheorghe, Georgiana Moiceanu, Stefan Biris Sorin, Valentin Vladut Politehnica University of Bucharest, Romaina Studies regarding the working process executed on ploughshare of planting machines David Hoffmann, Adolf Rybka, Petr Hermanek, Ivo Honzik Czech University of Life Sciences Prague Design of mechanical pruner set used for low trellis Sylvia Kusmierczak, Natasa Naprstkova, Jaroslava Svobodova Jan Evangelista Purkyně University in Ústí nad Labem, Czech Republic Evaluation of sheet degradation with surface treatment Jiri Masek, Milan Kroulik, Zdenek Kviz, Petr Novak Czech University of Life Sciences Prague Influence of different soil tillage technologies on crop residue management Aigars Ozolins, Juris Priekulis, Armins Laurs Latvia University of Agriculture Research in rotary parlour operation Juris Priekulis, Armins Laurs Latvia University of Agriculture Research in automatic milking system capacity Egidijus Sarauskis¹, Sidona Buragiene¹, Kestutis Romaneckas¹, Antanas Sakalauskas¹, Algirdas Jasinskas¹, Edvardas Vaiciukevicius¹, Davut Karayel² ¹Aleksandras Stulginskis University, Lithuania; ²Akdeniz University, Turkey Working time, fuel consumption and economic analysis of different tillage and sowing systems in Lithuania Cristian Sorica, Ion Pirna, Carmen Bracacescu, Eugen Marin, Elena Postelnicu National Institute Of Research - Development For Machines and Installations Designed to Agriculture And Food Industry - INMA, Romania Cinematic analysis of particle of impurity in conditioning process of grains into indented cylinder separators Arvids Vilde, Adolfs Rucins Latvia University of Agriculture Development of agricultural mechanics Arvids Vilde, Dainis Lapins, Gundega Dinaburga, Sandris Cesnieks, Oskars Valainis Latvia University of Agriculture Investigations in precise agriculture: results, problems, perspective development Arvids Vilde Latvia University of Agriculture Profilograms of share-mouldboards surfaces of some typical plough bodies Zdenek Ales, Martin Pexa, Jindrich Pavlu Czech University of Life Sciences Prague Tribotechnical diagnostics of agricultural machines Aivars Aboltins, Andris Upitis Latvia University of Agriculture Experimental and theoretical investigation of agricultural material drying process Lucie Ackermann Blazkova Czech University of Life Sciences Prague Economic improvement in farm breeding of antelopes in the Czech University of Life Sciences farm in Lány Vitezslav Doubek, Jaroslav Svasta Czech University of Life Sciences Prague Agricultural trade in example of milk from perspective of multi-criteria analysis Maris Freimanis, Ansis Salins, Juris Priekulis Latvia University of Agriculture Economic evaluation of animal feed mix distribution technologies Janis Fridrihsons, Ina Alsina, Aldis Lojans Latvia University of Agriculture Plant spectral lighting and sprinkling water activation device Petr Hermanek, Adolf Rybka, Ivo Honzik, Lubomir Vent, Bohuslav Jost Czech University of Life Sciences Prague Separation of impurities from dry hops Andrievs Ilsters, Imants Ziemelis Latvia University of Agriculture Elimination of outside air heat pump evaporators icing Alexander Kandakov¹, Bohumil Havrland¹, Constantin Ojog², Tatiana Ivanova¹ ¹Czech University of Life Sciences Prague; ²National Agency for Rural Development ACSA, Moldova Sunflower market assessment in the Republic of Moldova Pavel Kic, Boleslav Kadlecek Czech University of Life Sciences Prague Improvement of heat balance of family house Dainis Lapins, Janis Kopmanis, Gundega Dinaburga, Andris Berzins, Aigars Plume, Indulis Melngalvis Latvia University of Agriculture Efficacy of soil deep loosening if growing winter oil seed rape and winter wheat in conditions of uneven relief Miloslav Linda, Gunnar Kunzel, Monika Hromasova Czech University of Life Sciences Prague Temperature measurement in technical applications Aldis Lojans, Aivars Kakitis Latvia University of Agriculture Evaluation of environment factors influencing robots in greenhouses Genadijs Moskvins¹, Evelina Spakovica¹, Artjoms Moskvins¹, Anastasija Shakhtarina¹, Vidvuds Beldavs² ¹Latvia University of Agriculture; ²Kaija Consulting Ltd., Latvia Development of nanotechnology in agriculture for small northern European country Genadijs Moskvins, Evelina Spakovica, Artjoms Moskvins, Anastasija Sahtarina Latvia University of Agriculture Laplace model of transformation for optimization of measuring signal in non-uniform flow of liquid Miroslav Muller, Kristyna Hyksova, Petr Valasek Czech University of Life Sciences Prague Packing optimization with emphasis on sustainable progress in sphere of waste production Petr Novak, Jiri Masek, Josef Hula Czech University of Life Sciences Prague Methods of crop stand establishment in terms of resistance to water erosion Svetlana Pavlova Northwest Institute of Printing, Department of APO, Saint-Petersburg, Russia Environmental problems of industrial pollution of environment Agris Pentjuss, Ilona Odzina, Aleksandrs Gailums Latvia University of Agriculture Multi agent genome-scale metabolic reconstruction modeling software schema Rasma Platace, Liena Poisa, Aleksandrs Adamovics Latvia University of Agriculture Reed canary grass (Phalaris arundinacea L.) productivity and quality depending on agro-meteorological conditions Algirdas Raila, Egidijus Zvicevicius, Arvydas Bocys, Ausra Cipliene Aleksandras Stulginskis University, Lithuania Intensification of crop production drying using solar radiation power Aare Aan, Mati Heinloo Estonian University of Life Sciences Visualization of the kinematics of a material point Milan Brozek Czech University of Life Sciences Prague Wear resistance of multi-layer overlays Maris Eiduks, Janis Viba, Marina Grishchenko, Igors Tipans Riga Technical University, Latvia Study of dynamics of elastomeric elements Georgiana Moiceanu, Voicu Gheorghe, Gigel Paraschiv, Cristian Poenaru Ion, Edmond Maican Politehnica University of Bucharest, Romania Physical characteristics of miscanthus plants and power demand at grinding process Vadims Goremikins, Karlis Rocens, Dmitrijs Serdjuks Riga Technical University, Latvia Cable truss analyses for suspension bridge Sergey Inshakov Primorsky State Agricultural Academy, Russia Increasing reliability of bearing units of agricultural machinery Jakub Lev, Marie Wohlmuthova, Frantisek Kumhala Czech University of Life Sciences Prague Quality of material distribution imaging with segmental capacitive sensor using Landweber's iterative algorithm Aivars Kakitis, Uldis Berzins, Roberts Berzins, Raitis Brencis Latvia University of Agriculture Cutting properties of hemp fibre Aivars Kakitis, Imants Nulle, Dainis Ancans Latvia University of Agriculture Geometric and kinematic parameters of biomass cutter Andris Kronbergs, Eriks Kronbergs, Ritvars Rozinskis Latvia University of Agriculture Size reduction of common reeds for biofuel production Sylvia Kusmierczak, Tomas Briza Jan Evangelista Purkyně University in Ústí nad Labem, Czech Republic Degradation of coatings in car repair Alexander Janushevskis¹, Janis Auzins¹, Anatoly Melnikovs¹, Armands Staltmanis², Ivo Vaicis¹, Janis Viba¹ ¹Riga Technical University, Latvia; ²Latvenergo JSC, Latvia Wood pole overhead line strength problems under extreme weather loads Stefan Michna, Natasa Naprstkova Jan Evangelista Purkyně University in Ústí nad Labem, Czech Republic Research of internal structure influence on the quality of the surface during loading in the corrosive environment for bearing steel Natasa Naprstkova, Stanislav Dubsky Jan Evangelista Purkyně University in Ústí nad Labem, Czech Republic Optimalization of setting parameters of laser cutting machine Emils Pudans, Guntars Uzklingis Latvia University of Agriculture Investigation of conveyer chain resistance to wear Algirdas Raila, Vaidas Bartusevicius, Henrikas Novosinskas Aleksandras Stulginskis University, Lithuania Evaluation of straw pellet production process Edgars Repsa, Eriks Kronbergs Latvia University of Agriculture Friction affect on common reed briquetting Mareks Smits, Eriks Kronbergs Latvia University of Agriculture Density determination for biomass compositions Petr Valasek, Miroslav Muller Czech University of Life Sciences Prague Impact strength of polymer particle composites with filler on the basis of corundum waste Gunars Verdins, Daina Kanaska, Valdis Kleinbergs Latvia University of Agriculture Deformations of steel constructions in process of welding by MAG technology Janis Bergs, Daina Kanaska Latvia University of Agriculture Motor vehicle seats and their defect classification Dainis Berjoza, Ilmars Dukulis, Dzidra Ceple Latvia University of Agriculture Investigation of electric car acceleration characteristics performing on-road tests Dainis Berjoza, Vilnis Pirs Latvia University of Agriculture Automobile technical solutions and selection of parameters for rebuilding into electromobile Dainis Berjoza, Inara Jurgena, Kaspars Vartukapteinis Latvia University of Agriculture Research in electro and internal combustion engine motor vehicle energy costs Aivars Birkavs, Gints Birzietis, Ilmars Dukulis Latvia University of Agriculture Evaluation of emissions operating diesel engine with rapeseed oil and fossil diesel fuel blends Gints Birzietis, Janis Mistris, Aivars Birkavs Latvia University of Agriculture Electric vehicles from car manufacturers and comparison of their technical characteristics Maris Gailis, Dainis Berjoza Latvia University of Agriculture On prediction of motor vehicle brake pad wearout Ainars Galins, Uldis Putnieks Latvia University of Agriculture Electric vehicle charging characteristics Yayan Satyakti¹, Bohumil Havrland¹, Victor Pobedischi² ¹Czech University of Life Sciences Prague; ²State Agrarian University of Moldova Impact of EU Biofuel Directives policies on developing economies Arne Kuut, Risto Ilves, Juri Olt Estonian University of Life Sciences Cost of ethanol when used in diesel engine Janis Laceklis-Bertmanis¹, Vilnis Pirs¹, Eriks Kronbergs¹, Aivars Metla-Rozentals², Maris Metla² ¹Latvia University of Agriculture; ²KONEKESKO, Department of Agriculture Technique, Latvia Hydropneumatic suspension for tractor implement Janis Laceklis-Bertmanis, Liene Kancevica, Janis Mistris Latvia University of Agriculture Research of running distances of electric vehicles in urban and extra urban regimes Janis Mistris, Gints Birzietis Latvia University of Agriculture Evaluation of availability of regional passenger transport service in Jelgava district Vitalijs Osadcuks, Aldis Pecka, Raimunds Selegovskis, Liene Kancevica Latvia University of Agriculture Study of energetic balance of regenerative electric vehicle in a city driving cycle Vilnis Pirs, Zanis Jesko Latvia University of Agriculture Investigation of dynamical and exploitation parameters of slow moving electric car on chassis dynamometer Uldis Putnieks, Maris Gailis, Liene Kancevica Latvia University of Agriculture Analysis on electric vehicle charging infrastructure in Latvia Adolfs Rucins, Kristine Zihmane-Ritina, Gunars Bremers, Oskars Vilitis, Gints Birzietis, Arturs Baltins, Arnolds Skele, Juris Bergs Latvia University of Agriculture Exploration of technological equipment for bioethanol dehydration Marti Tutt, Timo Kikas, Juri Olt Estonian University of Life Sciences Comparison of different pretreatment methods on degradation of rye straw Vladimir Verner, David Herak, Satya Simanjuntak, Ludvik Andert Czech University of Life Sciences Prague Perspectives of increasing biodiesel production through introduction of Jatropha curcas L. into subsistence farming systems: experience from North Sumatra, Indonesia Dainis Viesturs¹, Nikolajs Kopiks¹, Armands Binovskis² ¹Latvia University of Agriculture; ²State Technical Control Agency, Latvia Methodology for estimation of amount of polluting emissions created by fleet of tractors in connection with its modernization Kaupo Toom¹, Andres Annuk¹, Alo Allik¹, Jaanus Uiga¹, Toivo Kabanen² ¹Estonian University of Life Sciences; ²Tallinn University of Technology Tartu College, Estonia Evaluation of wind parks output power forecast error and ways to decrease it David Blazej¹, Jiri Soucek² ¹Czech University of Life Sciences Prague; ²Research Institute of Agricultural Engineering, Czech Republic Comparison of solid biofuel types from linseed stems Anita Gerina, Rihards Prieditis, Guntis Kulikovskis, Janis Viba, Igors Tipans Riga Technical University, Latvia Use of fuzzy control elements in robot system synthesis Mihnea Glodeanu¹, Tudor Alexandru¹, Simion Popescu² ¹University of Craiova, Romania; ²Transilvania University of Brasov, Romania Design and implementation of comparator circuit model used at automatic adjusting systems which equip sprinkling machinery Armands Grickus, Agris Treimanis Research Center of Liepaja branch of Riga Technical University, Latvia Research bench for electrical machines Armands Grickus, Agris Treimanis Research Center of Liepaja branch of Riga Technical University, Latvia Approximate calculation algorithm for single phase bridge rectifier with capacitor filter Toivo Kabanen¹, Valeri Karpov², Andres Annuk³ ¹Tallinn University of Technology Tartu College, Estonia; ²Saint-Petersburg State Agrarian University, Russia; ³Estonian University of Life Sciences, Estonia Theory and methods of maintenance of high efficiency uses of energy by industrial consumers Michal Kavalek, Bohumil Havrland, Josef Pecen Czech University of Life Sciences Prague Analysis of usability of shells from processing of palm nuts to palm oil as solid fuel Antanas Kavolynas, Kestutis Navickas, Egidijus Vaickelionis Aleksandras Stulginskis University, Lithuania Possibilities to use photoelectric energy sources in microclimate system of telecommunication station Pavel Kic, Lubomir Ruzek, Zdenek Ledvinka, Lukas Zita, Ivana Gardianova Czech University of Life Sciences Prague Pollution of indoor environment in poultry housing Toms Komass, Andris Sniders, Aigars Laizans Latvia University of Agriculture Statistical analysis of municipal heat supply Lubova Komlajeva, Aleksandrs Adamovics Latvia University of Agriculture Evaluation of flax (Linum usitatissimum L.) quality parameters for bioenergy production Alexandru Muntean¹, Tatiana Ivanova², Bohumil Havrland², Victor Pobedinsky¹ ¹State Agrarian University of Moldova; ²Czech University of Life Sciences Prague Comparative analysis of methods for fuel biobriquettes production Vitalijs Osadcuks, Ainars Galins Latvia University of Agriculture Software in the loop simulation of autonomous hybrid power system of an agricultural facility Liena Poisa, Aleksandrs Adamovics Latvia University of Agriculture Ash melting behaviour oxidizing atmosphere in energy crops Ilze Priedite-Razgale¹, Janis Rozenkrons² ¹Institute of Physical Energetics, Latvia; ²Riga Technical University, Latvia Development of algorithm and software “MVES-GS 2012” for selection of neutral grounding type in medium voltage networks Nauris Paulins Latvia University of Agriculture Strengthening security of IP multimedia subsystem Sergey Rakutko North-West Research Institute of Agricultural Engineering and Electrification (SZNIIMESH) of the Russian Academy of Agricultural Sciences Optimization of power technological processes in artificial bioenergetic agricultural system Guntis Ruskis, Aivars Aboltins, Janis Palabinskis Latvia University of Agriculture New investigations in solar air heating collectors Filip Skerik Czech University of Life Sciences Prague Scaning and use of tactile information in agriculture by using tactile activator Andris Sniders, Alexey Gedzur Latvia University of Agriculture Non-stationary heating of low-power induction motor under continued overload Alfred Wong Arbokem Inc., Canada Comparative economics of using biomass and natural gas for co-generation of steam and power for prospective industrial enterprise in Belarus Alfred Wong Arbokem Inc., Canada Cereal straw supply and its deployment for industry-use co-generation in northeastern Kharkov oblast Antonio Comparetti¹, Carlo Greco¹, Kestutis Navickas², Kestutis Venslauskas² ¹University of Palermo, Italy; ²Aleksandras Stulginskis University, Lithuania Evaluation of potential biogas production in Sicily Vilis Dubrovskis, Vladimirs Kotelenecs, Arvids Celms, Eduards Zabarovskis Latvia University of Agriculture Biomass cofermentation for biogas producing Vilis Dubrovskis, Imants Plume,Valters Kazulis, Arvids Celms, Vladimirs Kotelenecs, Eduards Zabarovskis Latvia University of Agriculture Biogas production potential from agricultural biomass and organic residues in Latvia Petr Hajek, Petr Sarec, Ondrej Sarec Czech University of Life Sciences Prague Silage maize size fractions effects on biogas quantity substrate Janis Jasko¹,², Eriks Skripsts¹,², Vilis Dubrovskis¹ ¹Latvia University of Agriculture; ²Institute of Biomechanics and Physical Research, Latvia Biogas production of winemaking waste in anaerobic fermentation process Andres Menind, Liis Oper, Liina Nurk Estonian University of Life Sciences Preliminary investigation of physical, chemical and technological parameters of biogasification and briquetting of fractionated silage Kestutis Navickas, Kestutis Venslauskas, Vidmantas Zuperka, Arvydas Nekrosius, Tadas Kulikauskas Aleksandras Stulginskis University, Lithuania Influence of different biomass treatment technologies on efficiency of biogas production Indulis Straume Latvia University of Agriculture Investigation of biogas potential in Stopini district Anita Aizsila Latvia University of Agriculture Results of research in teacher further education course quality at the Latvia University of Agriculture Zane Beitere-Selegovska, Raimunds Selegovskis Latvia University of Agriculture Evaluation of study process in study program "Agricultural Energetics" at Faculty of Engineering Ludmila Bejenaru¹, Vladlen Babcinetchi² ¹”Al.I.Cuza” University of Iasi, Romania; ²”Gh.Asachi” Technical University of Iasi, Romania “Rediscovery” of the golden section (ratio) in Byzantine art Ludmila Bejenaru “Al.I.Cuza” University of Iasi, Romania Plurilingualism – priority in promoting equality of chances Imants Bertaitis, Baiba Briede, Ludis Peks Latvia University of Agriculture Pedagogical competence model for work safety specialists Alexander Gushchinsky, Maxim Galchenko Saint-Petersburg State Agrarian University, Russia Personnel recruitment methodology for energy equipment services departments with emphasis on system reliability Lulivera Krusteva St.Kl.Ohridski University of Sofia, Bulgaria Rural depopulation, alternative green energy sources and the media Ilona Laizane University of Latvia Adolescent behavior problems and codependence in dysfunctional family context Larisa Malinovska Latvia University of Agriculture Development of engineering student skills and competences through participation at international scientific conferences Anete Mezote Latvia University of Agriculture Developing competences for cooperation with foreign partners at the Latvia University of Agriculture Alexandra Novakova, Milan Brozek Czech University of Life Sciences Prague Study of students’ presence in lectures influence on their examination results Vladimir Romanenko¹, Galina Nikitina² ¹St-Petersburg State University of Technology and Design, Russia; ²North-Western Branch of the Academy of Information Technologies in Education, Russia Way of studying general laws of nature in universities Vladimir Romanenko¹, Galina Nikitina² ¹St-Petersburg State University of Technology and Design, Russia; ²North-Western Branch of the Academy of Information Technologies in Education, Russia Development of new knowlege: challenges and solutions of 21-st century Sandra Sproge, Rudite Cevere Latvia University of Agriculture Assessment of study programme quality at higher education institution Natalia Vronska Latvia University of Agriculture The dynamics of ICT integration skills development of the study course “IT in Education” Martins Ozollapins, Aivars Kakitis Latvia University of Agriculture Thermoelectric generators as alternate energy source in heating systems