Facultatea Inginerie Agrară şi Transport Auto: Recent submissions

Now showing items 41-60 of 121

Sporirea siguranţei în funcţionare a cuplelor tribologice renovate cu materiale compoziţii polimerice poroase

ȚAPU, Veaceslav (2013)

Safety in the functioning of a renovated tribological system represents all features and properties that describe at the same time the availability and the factors that determine it: durability, maintainability, availability ...
Cercetări cu privire la elaborarea tehnologiei de recondiţionare a îmbinărilor cu joc prin compensarea uzurii cu materiale compozite poliamidoepoxidice poroase

ȚAPU, Veaceslav (2018)

The factors influencing the technological process of the worn parts reconditioning by applying porous composite materials are intended to give the restored parts the necessary characteristics in terms of material quality, ...
Argumentarea operaţiilor şi utilajului necesar pentru recondiţionarea cilindrilor MAI prin fierare galvanomecanică

GOROBEȚ, Vladimir; CORNEICIUC, Nicolae (2011)

In the article is presented the research recommendation of galvanicmechanical process (PGM) intended to mechanical proceeding for correction the geometric form of the wearied part, renovating the parts with the PGM and the ...
Influienţa regimurilor de activare şi de electroliză asupra structurii şi morfologiei depunerilor obţinute prin ferare galvanomecanică (FGM)

GOROBEȚ, Vladimir; CORNEICIUC, Nicolae (2011)

This paper analyzed the influence of regimes on the structure and morphology of electrolytic iron coatings obtained by mechanical activation of the cathode. It was found that the quality of deposits obtained largely depend ...
Comportarea tribologică a materialelor compozite polimerice (MCP) ranforsate cu microsfere de sticlă cave

MALAI, Leonid; GOROBEȚ, Vladimir; POPESCUL, Angela (2015)

Subject of studies in this article are a comprehensive method of design and technological impact on the formation of polymer coatings, their accuracy and properties; polyamide materials, tooling; coating of metal samples ...
Optimizarea unghiului de orientare a canelurilor după masa semințelor distribuită la aparatele cu cilindri canelați

GHEORGHIȚA, Andrei (2013)

Seed distributor must meet the following agro-technical requirements: assure the uniform displacement of the seeds to coulters, assure stable seed deliver regardless of field topography, inclination angle of the sowing ...
Rezultatele testării în cîmp a aparatului de distribuție cu cilindri canelați modernizați

GHEORGHIȚA, Andrei (2020)

The objective of our researches was to test, in field conditions, the seed drill machine SZ-3, 6A using in distribution system the grooved rollers with different angle of groove orientation to the drive shaft generator and ...
Применение полимерных композиций для восстановления деталей

МАЛАЙ, Леонид; ЦАПУ, Вячеслав (2008)

The rise of duration of machine parts is an important task in machine building and repair production. With this aim, for improving the quality of machines polymer compositions are used as perspective materials.
Stabilirea grosimii stratului compensator de uzură la recondiționarea pieselor cu materiale compozite poliamidoepoxidice poroase

ȚAPU, Veaceslav (2015)

La renovarea pieselor de maşini defectate, un rol important îi revine stabilirii grosimii stratului compensator de uzură. Grosimea stratului compensator de uzură trebuie să asigure calitatea necesară a suprafețelor finale, ...
Результаты теоретических исследований динамики колесного лункоделателя

НАЗАР, Борис; НЕЧАЕВ, В.; СЕРБИН, Владимир (2014)

В статье изложены теоретические основы динамики посевной секции колесного типа. Выявлены факторы, влияющие на равномерность хода колесного лункообразователя, его тяговое сопротивление и априорно определены их параметры. ...
Analiza teoretică a procesului de funcționare a brăzdarelor de tip cultural

SALAUR, Vasile; NAZAR, Boris; GADIBADI, Mihail (2018)

The article presents a theoretical model for determining soil reactions that arise when a furrow is formed by a coulter of a cultural type, which determine its traction resistance and stability of work in depth. It is ...
Modeling substantiation of one-grain crops vegetable cultures in Republic of Moldova

SERBIN, Vladimir; NAZAR, Boris (2008)

In article mathematical modeling of exact crops is stated. On the basis of the probability theory dependences of one-grain crops of vegetable cultures on which basis it is developed monogram for definition of norm of crops ...
Influence of distribution of seeds on a field surface on productivity of vegetable cultures in Republic of Moldova

NAZAR, Boris (2008)

As a result of studying of works of various authors it is established, that they studied reaction of productivity to density of standing of the plants, described by the equations of a hyperbole or a parabola which do not ...
Новый метод расчета посадок с натягом восстановленных деталей метало-полимерными композициями

ШЕРЕМЕТ, Думитру; МАРЬЯН, Григоре (2016)

В статье предлагается новый метод расчета посадок с натягом восстановленных деталей металло-полимерными композициями, основанный на построение функции Грина. Метод позволил получить практические формулы для определения ...
К вопросу профориентации в процессе подготовки специалистов инженерных специальностей

МАРЬЯН, Григоре; СИДОРОВ, Владимир (2006)

Подготовка высококвалифицированных инжинерных кадров является одним из важнейших аспектов повышения эффективности производственного сектора экономики. Серьезные изменения в социальной, экономической и образовательной сферах, ...
Features of bio-briquettes pressing with the piston briquetting press

MUNTEAN, Alexandru; HAVRLAND, Bohumil; POBEDINSKY, Victor; IVANOVA, Tatiana; MARIAN, Grigore (2010)

The paper considers the problem of efficient use of presses with a piston working body for the biobriquettes production. Structural analysis of the piston briquetting press “BrikStar” model is done and pressing areas are ...
Educaţie, cultură şi comportament - elemente necesare ale sistemului de siguranţă rutieră

ONCEANU, Vasile; NOVOROJDIN, Dumitru (2019)

The article examines the importance of high-level road life education. The need for this education stems from the situation of road events and fatalities that occur daily on national and international public roads. The ...
Indicii de performanţă a motorului cu aprindere prin scânteie alimentat cu amestec etanol-benzină

HĂBĂȘESCU, Ion; CEREMPEI, Valerian; ESIR, Mihail; NOVOROJDIN, Dumitru (2005)

În lucrare sunt prezentate rezultatele cercetărilor motorului ZMZ-53 alimentat cu amestecuri etanol-benzină în diferite proporţii. Rezultatele obţinute demonstrează că valorile parametrilor energetici (moment de torsiune, ...
Principii şi instrumente de ridicare a nivelului de siguranţă pe drumurile publice interurbane şi rurale în baza practicii europene

ONCEANU, Vasile; NOVOROJDIN, Dumitru; COZMA, Dănuță (2013)

This article describes the principles and tools to increase security level on the public interurban and rural roads based on the European experience.
Corectarea conţinutului de biocombustibil la funcţionarea MAI în regim instabil

NOVOROJDIN, Dumitru (2011)

In the article, the researches regarding the function engine D4C110x125 at biofuel with the use of feeding system with two types varies. It’s presented results of the engine’s tests. The use of biofuel allows essentially ...

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