Filters
total: 3767
-
Catalog
- Publications 2757 available results
- Journals 112 available results
- Conferences 3 available results
- Publishing Houses 2 available results
- People 474 available results
- Inventions 14 available results
- Projects 26 available results
- Laboratories 4 available results
- Research Teams 5 available results
- Research Equipment 3 available results
- e-Learning Courses 257 available results
- Events 39 available results
- Open Research Data 71 available results
displaying 1000 best results Help
Search results for: MOMENT MECHANICZNY
-
Clinical Medicine Insights-Womens Health
Journals -
Ekspertyza techniczna. Przegląd techniczny konstrukcji stalowej obiektu - Hala Kwiatowa nr 1 w Pomorskim Hurtowym Centrum Rolno - Spożywczym S.A. w Gdańsku
PublicationOcena stanu technicznego i poprawności wykonania konstrukcji stalowej obiektu halowego o powierzchni 5000 m2 z projektem wykonawczym skierowanym do realizacji. Ocena połączeń śrubowych: zakładkowych i doczołowych, połączeń spawanych, elementów prefabrykowanych, ocena dokładności montażu elementów składowych obiektu halowego. Identyfikacja wad i niezgodniości wykonania obiektu z projektem i normami wytwarzania i odbioru konstrukcji.
-
Jacek Tomków dr hab. inż.
PeopleEducation:1. 2018 - Ph.D. of Technical Sciencesin field of Materials Engineeringthesis: Influence of underwater welding conditions on cold cracking of high strength low alloy steel 2. 2012 - Master of Science Engineer, Gdansk University of Technologyin the field of: Mechanical Engineeringwith specialization in: Manufacturing Engineering and Computer Aided Manufacturing Processesthesis: Non-destructive testing of welding joints...
-
Canadian Journal of Women and the Law
Journals -
Health Care for Women International
Journals -
MOUNT SINAI JOURNAL OF MEDICINE
Journals -
Journal of Women Politics & Policy
Journals -
Clio. Women, Gender, History
Journals -
SOLDERING & SURFACE MOUNT TECHNOLOGY
Journals -
Jarosław Guziński prof. dr hab. inż.
PeopleJaroslaw Guzinski received M.Sc., Ph.D. and D.Sc. degrees from the Electrical Engineering Department at Technical University of Gdansk, Poland in 1994, 2000 and 2011 respectively. Since 2016 he is Associate Professor at Gdansk University of Technology. Currently he is the head of the Department of Electric Drives and Energy Conversion. From 2006 to 2009 he was involved in European Commission Project PREMAID Marie Curie, ‘Predictive...
-
Ocena własności mechanicznych lekkich pian poliuretanowych w świetle ich zastosowania do budowy barek rzecznych w niskim zanurzeniu. Część I: Badania statyczne.
PublicationBadano pianę poliuretanową o gęstości około 53 ÷ 62 kg/m3. Wyznaczono statyczne własności mechaniczne przy ściskaniu, rozciąganiu oraz ścinaniu. Badania wykonano w różnych kierunkach względem kierunku wzrostu piany. Stwierdzono różnice w wartości własności mechanicznych w zależności od kierunku i formy naprężeń.
-
Badanie własności napawanych warstw na bazie kobaltu na przylgnie zaworów silników diesla.
PublicationBadano mikrostrukturę i własności mechaniczne (twardość) nowych stopów na bazie kobaltu przeznaczonych do pracy w warunkach wysokiej temperatury, obciązeń mechanicznych i agresywnego środowiska. Celem wytwarzania warstw napawanych jest przedłużenie żywotności zaworów wylotowych okrętowych silnikow diesla
-
Kompensacja drgań w napędzie z silnikiem klatkowym
PublicationW artykule zaproponowano możliwość wykorzystania maszyny elektrycznej do kompensacji drgań momentu transmitowanego do obciążenia za pośrednictwem przekładni zębatej. Redukcje drgań na wale wyjściowym przekładni uzyskano w wyniku generowania odpowiedniej składowej zmiennej momentu elektromagnetycznego w silniku asynchrownicznym. Zaproponowano wykorzystanie bezczujnikowego układu sterowania momentem kompensującym do synchronizacji...
-
The influence of ICT instruments on a transmission of interest rates by business entities and public authorities – A scientific comment
Publication -
Custom-Made Antibiotic Cement Nails in Orthopaedic Trauma: Review of Outcomes, New Approaches, and Perspectives
Publication -
Mechanical Strength and Thermal Properties of Cement Concrete Containing Waste Materials as Substitutes for Fine Aggregate
Publication -
New Method for Photoactive Cement Preparation—Selected Mechanical Properties and Photocatalytic Activity of New Materials
Publication -
Voice Maps - portable, dedicated GIS for supporting street navigtion and self-dependent movement of the blind
PublicationThe concept and the prototype application of the system supporting the street navigation and independent, outdoor movement of the blind is presented. The system utilises the GIS database of geometric network of the pedestrian paths in the city and is capable of finding the route from the indicated source to destination. Subsequently, the system supports the movement of the blind along the found route. The information on the user's...
-
Contrast Tempo of Movement and Its Effect on Power Output and Bar Velocity During Resistance Exercise
Publication -
Rod-shaped gold nanoparticles exert potent candidacidal activity and decrease the adhesion of fungal cells
Publication -
Impact of Movement Tempo Distribution on Bar Velocity During a Multi-Set Bench Press Exercise
Publication -
The Effects of the “Sling Shot” Device on Bench Press Performance, Mechanical Properties of Muscle, and Movement Kinematics
Publication -
Rheological, Mechanical, Microstructural and Radiation Shielding Properties of Cement Pastes Containing Magnetite (Fe3O4) Nanoparticles
PublicationThis work examines the influence of iron oxide nanoparticles (Fe3O4 NPs) on neutron and gamma-ray radiation shielding characteristics of Portland cement paste. Experimental evaluations were supplemented with theoretical studies using NXCom program. Portland cement pastes with 5, 10, 15, 20, and 30 wt% of nanomagnetite cement replacement were produced. Moreover, rheological, early strength development, compressive strength, and...
-
Surface plasmon resonance imaging biosensor for cathepsin G based on a potent inhibitor: Development and applications
Publication -
Challenges and opportunities related to the use of sewage sludge ash in cement-based building materials – A review
PublicationDue to the increasingly demanding legal regulations, regarding both sewage sludge (SS) and solid residues obtained during its thermal utilization processes, new solutions to limit their negative impact on the environment are sought. One approach that eliminates the risk of sewage sludge ash (SSA) is its use in cement building materials. The article contains a detailed literature review regarding the use of SSA in mortars and concretes,...
-
The effects of Fe3O4 and Fe3O4/SiO2 nanoparticles on the mechanical properties of cement mortars exposed to elevated temperatures
Publication -
The effects of seawater on the hydration, microstructure and strength development of Portland cement pastes incorporating colloidal silica
Publication -
The Positioning Accuracy of BAUV Using Fusion of Data from USBL System and Movement Parameters Measurements
PublicationThe article presents a study of the accuracy of estimating the position coordinates of BAUV (Biomimetic Autonomous Underwater Vehicle) by the extended Kalman filter (EKF) method. The fusion of movement parameters measurements and position coordinates fixes was applied. The movement parameters measurements are carried out by on-board navigation devices, while the position coordinates fixes are done by the USBL (Ultra Short Base...
-
Microcracking monitoring and damage detection of graphene nanoplatelets-cement composites based on acoustic emission technology
PublicationThis study aims to identify the micro-cracking pattern and structural applications of cement composites replaced with 0 wt%, 0.04 wt%, and 0.08 wt% contents of graphene nanoplatelets (GNPs) over cement weight through acoustic emission (AE) monitoring under mechanical degradation. The ultraviolet-visible spectroscopy (UV–vis) results showed that at 60 min sonication period, GNP-4 showed maximum absorbance rate of 16.15% compared...
-
A novel approach exploiting properties of convolutional neural networks for vessel movement anomaly detection and classification
PublicationThe article concerns the automation of vessel movement anomaly detection for maritime and coastal traffic safety services. Deep Learning techniques, specifically Convolutional Neural Networks (CNNs), were used to solve this problem. Three variants of the datasets, containing samples of vessel traffic routes in relation to the prohibited area in the form of a grayscale image, were generated. 1458 convolutional neural networks with...
-
Effect of the working liquid compressibility on the picture of volumetric and mechanical losses in a high pressure displacement pump used in a hydrostatic drive Part II Mechanical losses in a pump
PublicationŚciśliwość cieczy roboczej może znacząco zmienić wartości i proporcje współczynników strat objętościowych i mechanicznych w pompie wyporowej zastosowanej w układzie napędu hydrostatycznego. Wpływ ten jest szczególnie widoczny w trakcie pracy pod wysokim ciśnieniem a także wówczas, gdy występuje zapowietrzenie cieczy roboczej. W części II przedstawiono model matematyczny momentu strat mechanicznych w pompie oraz jego laboratoryjną...
-
Wytwarzanie okrętowych pędników śrubowych
PublicationW referacie przedstawiono technologię wytwarzania okrętowych pędników śrubowych począwszy od wyboru materiału, poprzez wykonanie formy, odlewanie, obróbkę mechaniczną, trasowanie, obróbkę cieplno-mechanicznąW dalszej części referatu przedstawiono proces wyrównoważania statycznego i dynamicznego oraz postanowienia zawarte w polskich normach.
-
The content of conjugated linoleic acid and vaccenic acid in the breast milk of women from Gdansk and the surrounding district, as well as in, infant formulas and follow-up formulas. Nutritional recommendation for nursing women
PublicationFatty acids are some of the most important components of human milk. Polyunsaturated fatty acids (PUFAs) are essential nutrients required for the optimal growth and development of infants, especially the central nervous system, brain and retina. AIM: To determine the conjugated linolenic acid (CLA) and vaccenic acid (VA) content of human breast milk from mothers consuming different diets, and to compare the results with CLA and...
-
Analysis of balancing of four stroke V6 engines
PublicationAnalysis of balance of V6 engines with a common-pin crankshaft depending on a cylinder bank angle and the crank radius to connecting rod length ratios , based on the relations derived, is presented in the paper. The bank angles providing the lowest moment of inertia forces in reciprocating motion, for selected values, were determined. The position of the plane of the main counterweights in order to maximum balance of the moment...
-
CEMENT AND CONCRETE RESEARCH
Journals -
ADVANCES IN CEMENT RESEARCH
Journals -
Cogent Social Sciences
Journals -
Cogent Economics & Finance
Journals -
Modelowanie wybranych własności mechanicznych struktur po-rowatych przeznaczonych na trzony długoterminowych implan-tów ortopedycznych, otrzymywanych z wykorzystaniem metod micro-CT oraz SLM
PublicationArtykuł przedstawia metodologię opracowania geometrii materiału porowatego opartego na bazie stopu tytanu. W metodologii tej dąży się do uzyskania struktury porowatej jak najbardziej zbliżonej do struktury zdrowej tkanki kostnej, bazującej na rzeczywistych modelach geometrycznych uzyskanych ze zdjęć rentgenowskich z tomografii komputerowej. Rzeczywisty materiał po odpowiedniej obróbce modelu geometrycznego oraz przy zachowaniu...
-
Cardiovascular Function in Different Phases of the Menstrual Cycle in Healthy Women of Reproductive Age
Publication -
High ponderal index at birth predicts high estradiol levels in adult women
Publication -
Narcissism as a Moderator of Satisfaction with Body Image in Young Women with Extreme Underweight and Obesity
Publication -
Activity and discrimination against women in the labour market in the countries of Baltic Sea Region
PublicationAn increasing participation of women in the labour market seem to be a key to overcome the problems of the EU labour market and to achieve the objectives of Strategy Europe 2020. Therefore, the objective of this paper is to identify differences in the situation of women in the labour market in selected countries such as those in the Baltic Sea region and to attempt to verify the hypothesis of the existence of discrimination against...
-
THE SITUATION OF WOMEN IN THE POLISH LABOUR MARKET IN THE LIGHT OF CHANGES IN THE PENSION SECURITY SYSTEM
PublicationThe aim of the study is to examine the opinion of a group of women on their economic activity and decisions related to retirement. The first part of the article reviews previous research related to the economic activity of older people with a special focus on women. In the empirical part of the article, women’s opinions on issues related to retirement were analyzed. The research was carried out in 2016 on a sample of 45 women,...
-
Five-phase squirrel-cage motor. Construction and drive properties
PublicationThis paper presents the simulation and experimental results of a five-phase squirrel-cage induction motor. The new machine has been designed to operate in a drive system with third harmonic rotor flux injection in order to improve the motor torque utilization. The motor structure, the mathematical model as well as the laboratory prototype have been described. The motor speed-torque characteristics and transients are elaborated...
-
Kwartalnik Naukowo-Techniczny "Obróbka Metalu"
Journals -
Electronic structure and charge distribution in DyBa2Cu3O7: The ab initio approach
PublicationW pracy wykonano obliczenia kwantowomechaniczne struktury elektronowej nadprzewodzącego materiału DyBa2Cu3O7 (Dy123) metodą FP-LAPW (full potential - linearized augmented plane wave) w ramach formalizmu DFT (density functional theory) stosując przybliżenie GGA (generalized gradient approximation). Ze względu na silne oddziaływania korelacyjne elektronów 4f w atomie Dy zastosowano dodatkowo poprawkę kulombowską U w ramach modelu...
-
Ryszard Woźniak dr inż.
PeopleRyszard Woźniak received his M.Sc. (1984) from the Lublin University of Technology specializing in Cars and Tractors. In 2002, at the Gdansk University of Technology he defended his doctoral thesis on: "Tyre/road noise when large longitudinal forces are applied in tyre/road contact patch" and obtained a doctorate degree in technical sciences in the field of construction and operation of machines. Currently he is an adjunct at the...
-
MITOGEN-ACTIVATED PROTEIN KINASE 4 impacts leaf development, temperature, and stomatal movement in hybrid aspen
Publication -
Three-dimensional structure of wave-induced momentum flux in irrotational waves in combined shoaling-refraction conditions
Publication