Year 2018

• BADANIA EFEKTYWNOŚCI ENERGETYCZNEJ NOWO PRODUKOWANYCH PALIW ŻEGLUGOWYCH Z ZASTOSOWANIEM SILNIKA DIESLA

  Publication

  • Z. Korczewski

  - Journal of Polish CIMEEAC - Year 2018

  W artykule prz ybliżono jedno z zagadnień naukowych rozwiązywanych w ramach projektu badawczego finansowanego przez Wojewódzki Fundusz Ochrony Środowiska i Gospodarki Morskiej w Gdańsku, a mianowicie metodę badań energetycznych silnika o zapłonie samoczynnym w warunkach zasilania niestandardowym (modyfikowanym) paliwem żeglugowym. Zaprezentowano reprezentatywne wyniki te stów silnikowych realizowanych...

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• APPLICATION OF REDUNDANCY IN SHIP POWER PLANTS OF OFFSHORE VESSEL

  Publication

  • W. Tarełko

  - New Trends in Production Engineering - Year 2018

  Power and propulsion systems of offshore units must be of a very high level of reliability. The loss of ability to perform functions of their components causes generally to very high economic losses, which may be increased by unused the weather window resulting to postponing the planned offshore operations. To ensure carrying out so expensive offshore operations in the most reliable way, various types of redundancies are built-in...

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• Application of guided waves in the evaluation of steel-concrete adhesive connection

  Publication

  • M. Rucka
  • B. Zima

  - Year 2018

  The aim of the paper is the application of guided waves in the evaluation of a condition state of adhesive connection between steel and concrete. The study concerns a push-out specimen consisting of two steel plates glued to opposite faces of a concrete cube with the use of structural adhesive. Wave propagation in the specimen without external load is investigated both experimentally and numerically. The second stage of the investigation...

Year 2015

• Badania diagnostyczne - indykowanie silników głównych na jednostce "Kapitan Poinc"

  Publication

  • Z. Korczewski
  • J. Rudnicki

  - Year 2015

  Ocena stanu technicznego dwóch silników napędu głównego „Deutz” typu SBV 12M628 na jednostce SAR "Kapitan Poinc" przeprowadzona na podstawie wyników indykowania indykatorem elektronicznym LEMAG Premet XL. Przeprowadzono porównawczą analizę statystyczną i merytoryczną rozwiniętych wykresów indyka-torowych oraz przebiegów innych wielkości charakteryzujących procesy robocze w cylindrach silnika, sporządzonych w dziedzinie kąta obrotu...

• Assessment of a critical area for a give-way ship in a collision encounter

  Publication

  • P. Krata
  • J. Montewka

  - Archives of Transport - Year 2015

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• Assessing Grounding Frequency using Ship Traffic and Waterway Complexity

  Publication

  • A. Mazaheri
  • J. Montewka
  • P. Kotilainen
  • O. Edvard
  • P. Kujala

  - JOURNAL OF NAVIGATION - Year 2015

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• Approach to evaluation of time to the critical degradation of ship pipelines

  Publication

  • R. Liberacki

  - Journal of Polish CIMEEAC - Year 2015

  In the article an approach to the problem of estimating time to the critical degradation of ship pipelines is considered. Such an assessment would consist of six stages. The fundamental idea is to include to the estimation of time to failure of pipelines such elements like: materials that the pipelines are made, destructive physical phenomena taking place in them and applied means of protection. The result of that evaluation should...

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• Application of wavelet transform in analysis of guided wave propagation signals for damage detection in a steel plate

  Publication

  • B. Zima
  • M. Rucka

  - Diagnostyka - Year 2015

  The paper presents results of experimental investigations on damage detection using guided wave propagation technique. The tested specimen was a steel plate with a defect in the form of a rectangular notch. Lamb waves were excited by a PZT actuator and sensed by a laser vibrometer. Since reflections from damage in registered signals are often masked by measurement noise, for identification of time of reflections from damage, continuous...

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• Application of Survey Simulator for Museums

  Publication

  • C. Żrodowski

  - Year 2015

  “Virtual Museum” is currently a very popular form of presenting museums’ collections of artefacts as well as an approach to archaeological research [1], [2], [3]. The term “virtual” can be understood in many ways – from a simple collection of on-line photographs, through multidirectional viewable panorama pictures, to complete interactive models of the real world, including 3-dimensional (3D) geometry, physical properties and many...

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• Application Isssues of the Semi-Markov Reliability Model

  Publication

  • J. Rudnicki

  - Polish Maritime Research - Year 2015

  Predicting the reliability of marine internal combustion engines, for instance, is of particular importance, as it makes it possible to predict their future reliability states based on the information on the past states. Correct reliability prediction is a complex process which consists in processing empirical results obtained from operating practice, complemented by analytical considerations. The process of technical state changes...

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• Analytical method of determining dynamic properties of thermocouples used in measurements of quick – changing temperatures of exhaust gases in marine diesel engines

  Publication

  • Z. Korczewski
  • P. Puzdrowska

  - Combustion Engines - Year 2015

  The article presents selected issues of mathematical modeling of heat exchange between the thermocouple and the exhaust gas flowing them, in unsteady conditions. On the way of energy balancing consideration of thermodynamic processes developed differential equations describing the dynamic properties for three versions of the design sheathed thermocouples: with weld isolated from the sheath, with weld welded the sheath and with...

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Year 2011

• Badania bioaktywności z wykorzystaniem komórek kościotwórczych na tytanie pokrytym chitozanem = Bioactivity studies using osteogenic cells on titanium coated with chitosan

  Publication

  • M. Supernak (formerly: M. Supernak-Marczewska)

  - Engineering of Biomaterials / Inżynieria Biomateriałów - Year 2011

  Chitosan is a natural polymer from the group of polysaccharides, which has found wide application in biomedical applications to induce bioactivity of implant. The studies described were carried out test imposition of chitosan membranes with varying degrees of deacetylation on the surface of titanium, and then check the bioactivity of the material in vitro, using osteogenic cells MC3T3-E1. Titanium surface before imposition of...

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Year 2005

• Awaria dwupłaszczowego zbiornika stalowego na gorące media

  Publication

  • J. Ziółko
  • E. Supernak
  • G. Weydmann
  • T. Mikulski

  - Year 2005

  Podano przyczyny uszkodzenia dna zbiornika dwupłaszczowego przeznaczonego do magazynowania asflatu w temperaturze ok. 200 C. Wskazano na konieczność wprowadzenia zmian w konstrukcji zbiornika.

Year 2008

• Avariâ stal'nogo rezervuara s dvojnoj stenkoj dlâ hraneniâ gorâčih produktov

  Publication

  • J. Ziółko
  • E. Supernak
  • T. Mikulski

  - Promislove Budìvnictvo ta Ìnženernì Sporudi - Year 2008

  Podano analizę przyczyn awaryjnych deformacji dwupłaszczowego zbiornika na asfalt magazynowany w temp. +200 C

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• Assessment of operation of energy system of serial reliability structure on the example of ship main propulsion system

  Publication

  • J. Rudnicki

  - Journal of Polish CIMEEAC - Year 2008

  W artykule przedstawiono rozwinięcie znanej metody oceny działania systemu energetycznego, zastosowanej w odniesieniu do głównego układu napędowego statku. Według tej interpretacji działanie może być przedstawiane jako wielkość fizyczna. W tym aspekcie, na podstawie wybranego podsystemów funkcjonalnego statku, oceniono jej przydatność do opisu własności niezawodnościowych tego systemu. W analizie zastosowano teorię procesów Poissona,...

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• Application of the finite element methods in long-term simulation of the multi-physics systems with large transient response differences

  Publication

  • E. Wittbrodt
  • M. Kahsin

  - Journal of KONES - Year 2008

  Application of the Finite Element Method (FEM) and the Multibody Dynamics Method allows analyzing of complex physical systems. Complexity of the system could be related both to the geometry and the physical description of phenomenon. The metod is the excellent tool for analyzing statics or dynamics of the mechanical systems, and permits tracking of Multi Body System (MBS) transient response for the long-term simulations and application...

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Year 2004

• Automatyzacja projektowania kształtu urządzeń mechanicznych na podstawie wymagań funkcjonalnych przy wykorzystaniu obiektowo-regułowego systemu ekspertowego.

  Publication

  • C. Żrodowski

  - Year 2004

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• Application of superelements in static analysis of thin-walled structures.

  Publication

  • I. Kreja
  • T. Mikulski
  • C. K. Szymczak (formerly: C. Szymczak)

  - Year 2004

  W pracy omówiono koncepcję zastosowania superelementów MES w statycznej analizie konstrukcji cienkościennych ze szczególnym uwzględnieniem belek cienkościennych wzmocnionych stężeniami oraz węzłów ram zbudowanych z elementów cienkościennych. W zamieszczonych przykladach numerycznych rozwiazania uzyskane z pomoca superelementów porównano z wynikami otrzymanymi przy gestej dyskretyzacji MES całej konstrukcji elementami powłokowymi.

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Year 2009

• Automatic Regularization by Quantization in Reducible Representations of CCR: Point-Form Quantum Optics with Classical Sources

  Publication

  • M. Czachor
  • K. Wrzask

  - INTERNATIONAL JOURNAL OF THEORETICAL PHYSICS - Year 2009

  Electromagnetic fields are quantized in a manifestly covariant way by means ofa class of reducible "center-of-mass N-representations" of the algebra of canonical commutationrelations (CCR). The four-potential Aa(x) transforms in these representations as aHermitian four-vector field in Minkowski four-position space (without change of gauge), butin momentum space it splits into spin-1 massless photons and two massless scalars. Whatwe...

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• Assesment of operation of ship main diesel engine using the theory of semi-markovian and markov processes.

  Publication

  • J. Rudnicki

  - Journal of KONES - Year 2009

  To precisely determine the task it is necessary to specify also its duration time, apart from conditions in which it will be realized. When considering propulsion engine, i.e. the main element of ship propulsion system, especially important becomes not only the problem which amount of energy could be at one's disposal but also within which time interval it could be delivered. Therefore apart from applying the commonly used reliability...

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• ANN based evaluation of the NOx concentration in the exhaust gas of a marine two-stroke diesel engine

  Publication

  • J. Kowalski

  - Polish Maritime Research - Year 2009

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Year 2014

• Audyt techniczny budowy przez Stocznię NAUTA S.A. statku naukowo badawczego „OCEANOGRAF” dla Uniwersytetu Gdańskiego na podstawie umowy A120-211-137/12/GR wraz z aneksami do tej umowy

  Publication

  • Z. Górski
  • J. Kozak
  • J. Kowalski

  - Year 2014

  Audyt techniczny statku naukowo badawczego wykonany przez Zespól Katedry Technologii Obiektów Pływających , Systemów jakości i Materiałoznawstwa odbywała się na podstawie umowy zlecenia zawartej w Gdańsku, w dniu 14.11.2014, pomiędzy Uniwersytetem Gdańskim a Politechniką Gdańska reprezentowaną przez Dziekana Wydziału Oceanotechniki i Okrętownictwa. Zakres audytu obejmował analizę dokumentacji związanej z realizacją UMOWY NR...

• Application of guided wave propagation in diagnostics of steel bridge components

  Publication

  • M. Rucka
  • B. Zima
  • R. Kędra

  - Archives of Civil Engineering - Year 2014

  Early detection of potential defects and identification of their location are necessary to ensure safe, reliable and long-term use of engineering structures. Non-destructive diagnostic tests based on guided wave propagation are becoming more popular because of the possibility to inspect large areas during a single measurement with a small number of sensors. The aim of this study is the application of guided wave propagation in...

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• APLIKACJA MARKOWSKIEGO MODELU NIEZAWODNOŚCIOW EGO UKŁADU TŁOKOWO – KORBOWEGO SILNIKA SPALINOWEGO Z ZAPŁONEM SAMOCZYNNYM

  Publication

  • J. Rudnicki

  - Year 2014

  Prognozowanie niezawodności okrętowych silników spalinowych jest szczególnie istotnym problemem. Pozwala bowiem na przewidywanie stanów niezawodnościowych w przyszłości na podstawie informacji o tych stanach w przeszłości. Trafne prognozowanie niezawodności, to złożony proces przetwarzania empirycznych wyników badań uzyskanych w praktyce eksploatacyjnej, uzupełniony rozważaniami analitycznymi. Proces zmian stanu technicznego każdego...

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Year 2017

• ATTEMPT AT EVALUATING THE INFLUENCE OF BENDING STRESS ON SHAFT WEAR PROCESSES IN WATER LUBRICATED SLIDING BEARING WITH A RUBBER BUSHING

  Publication

  • E. Wojtowicz (formerly: E. Piątkowska)
  • W. Litwin

  - TRIBOLOGIA - Year 2017

  Water lubricated bearings find increasingly wide application in shipbuilding or hydro–power industry, the popularity stemming from their numerous advantages. Unfortunately, as it turns out, water lubricated bearings do not always meet expectations, as on occasion they become subject to intense, premature wear which requires costly repair. One of the still unexplained phenomena is the process of excessive bearing wear, in particular...

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• Application of advanced CFD simulations in seakeeping analysis of ships (case study)

  Publication

  • K. Niklas

  - Year 2017

  The novel design process of many types of ships needs estimation of seakeeping properties. Especially ships like Offshore Supply Vessels, Wind Farm Support Vessels, Research Vessels, ferries, military vessels, rescue vessels require extended analysis of ship behavior on rough sea. The main reason for improving ships operability in different sea conditions is need of rising efficiency of propulsion system, reducing hull added resistance,...

Year 2019

• Assessment of the Environmental Impact of a Car Tire throughout Its Lifecycle Using the LCA Method

  Publication

  • K. Piotrowska
  • W. Kruszelnicka
  • P. Bałdowska-Witos
  • R. Kasner
  • J. Rudnicki
  • A. Tomporowski
  • J. Flizikowski
  • M. Opielak

  - Materials - Year 2019

  There are numerous threats to the natural environment that pose a significant risk both to the environment and to human health, including car tires. Thus, there is a need to determine the impact of the life cycle of car tires on the environment, starting with the processes of raw materials acquisition, production, and ending with end-of-life management. Therefore, the authors of this study chose to do research on passenger car...

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• Application of Thermo-chemical Technologies for Conversion of Associated Gas in Diesel-Gas Turbine Installations for Oil and Gas Floating Units

  Publication

  • O. Cherednichenko
  • S. Serbin
  • M. Dzida

  - Polish Maritime Research - Year 2019

  The paper considers the issue of thermo-chemical recovery of engine’s waste heat and its further use for steam conversion of the associated gas for oil and gas floating units. The characteristics of the associated gas are presented, and problems of its application in dual-fuel medium-speed internal combustion engines are discussed. Various variants of combined diesel-gas turbine power plant with thermo-chemical heat recovery are...

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• Application of the Optimization Methods to the Search of Marine Propulsion Shafting Global Equilibrium in Running Condition

  Publication

  • A. Ursolov
  • Y. Batrak
  • W. Tarełko

  - Polish Maritime Research - Year 2019

  Full film hydrodynamic lubrication of marine propulsion shafting journal bearings in running condition is discussed. Considerable computational difficulties in non-linear determining the quasi-static equilibrium of the shafting are highlighted. The approach using two optimization methods (the particle swarm method and the interior point method) in combination with the specially developed relaxation technique is proposed to overcome...

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• Application of Intuitionistic Fuzzy Sets to the assessment of technical university students

  Publication

  • T. Niksa-Rynkiewicz

  - Zeszyty Naukowe Wydziału Elektrotechniki i Automatyki Politechniki Gdańskiej - Year 2019

  The article proposes application of artificial intelligence methods to assess students of technical universities. The level of achieved educational goals can be assessed using measurements based on the idea of Fuzzy Intuitionistic Sets (IFS). A classification algorithm was developed and an exemplary distribution of the criteria values using IFS was presented. The application of the proposed approach in online education can enrich...

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• APPLICABILITY OF INLET AIR FOGGING TO MARINE GAS TURBINE

  Publication

  • Z. Domachowski
  • M. Dzida

  - Polish Maritime Research - Year 2019

  The dependency of marine gas turbine on the ambient temperature leads to a decrease of the gas turbine power output in arid areas. Very often gas turbine power output demand is high and the power margins originally designed into the driver , has been exhausted. In such circumstances the inlet air fogging is an effective compensation of gas turbine power. In this paper an analysis of inlet air fogging applicability to marine gas...

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• ANALYSIS OF THE PROJECT OF INNOVATIVE FLOATING TURBINE

  Publication

  • A. Tomporowski
  • A. Al - Zubiedy
  • J. Flizikowski
  • W. Kruszelnicka
  • P. Bałdowska-Witos
  • J. Rudnicki

  - Polish Maritime Research - Year 2019

  The design of a floating, innovative device for river water aeration and conversion of mechanical energy to electrical energy required the analysis of a number of geometrical and dynamic features. Such an analysis may be carried out on the basis of existing methods of numerical fluid mechanics. Models of pressures, forces and torques characteristic for the conversion of watercourse energy were developed for two basic concepts of...

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• Analysis of the macrostructure of the fuel spray atomized with marine engine injector

  Publication

  • J. Grochowalska

  - Combustion Engines - Year 2019

  One of the main problem influencing the combustion process in the cylinder of the marine engine is an fuel spray phenomena. The parameters describing the shape of the fuel spray are named macro parameters. This article presents the research results of the macrostructure parameters of the fuel spray atomized with the marine engine injector. The research were carried out by optical visualization measurement method of Mie scattering....

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• ANALYSIS OF IMPACT of SHIP model parameters on changes of control quality index in ship dynamic positioning system

  Publication

  • T. Niksa-Rynkiewicz
  • A. Witkowska

  - Polish Maritime Research - Year 2019

  In this work there is presented an analysis of impact of ship model parameters on changes of control quality index in a ship dynamic positioning system designed with the use of a backstepping adaptive controller. Assessment of the impact of ship model parameters was performed on the basis of Pareto-Lorentz curves and ABC method in order to determine sets of the parameters which have either crucial, moderate or low impact on objective...

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Year 2012

• Assessment of possible application of water lubricated sintered brass slide bearing for marine propeller shaft

  Publication

  • W. Litwin
  • A. Olszewski

  - Polish Maritime Research - Year 2012

  W artykule przedstawiono wyniki badań eksperymentalnych smarowanego wodą łożyska poprzecznego z panwią wykonaną ze spieku brązu.Przedstawiono wyniki pomiarów rozkładu ciśnienia w filmie smarnym, trajektorie osi wału oraz oporów ruchu.Przeprowadzono ocenę przydatności tego typu łożyska do łożyskowania okrętowych wałów śrubowych.

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Year 2013

• ASSESSMENT OF ENGINE OPERATION WITH THE USE OF AN OPERATION INDICATOR BASED ON TEST BENCH RESULTS OF A ROBINSUBARU EX17 ENGINE

  Publication

  • J. Rudnicki
  • P. Bzura
  • R. Grzeszczyk

  - Journal of Polish CIMEEAC - Year 2013

  Paper presents results of an experimental verification of the method of quantitative evaluation of engine operation, presented in the literature, exemplified by a low-power internal combustion piston engine. In accordance with such interpretation, engine operation may be presented as a physical quantity defined as operation indicator. The paper presents results of preliminary tests, processed in that aspect, carried out on an engine...

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Year 2016

• Assessment of damage causes of a 17 m long wind turbine blade model

  Publication

  • E. Urbańska-Galewska
  • K. Niklas
  • T. Falborski
  • A. Wołoszyn
  • J. Kowalski

  - Year 2016

  The subject matter is to verify the stiffness of the steel supporting structure and assess the causes of cracks in the 17 m long wind turbine blade model

• ANALYSIS OF THE IMPACT OF MASS FLOW EXTRACTION ON THE CHANGE OF PARAMETERS IN A LABYRINTH SEAL USING THE STODOLA METHOD

  Publication

  • P. B. Kaszowski
  • M. Dzida

  - Year 2016

  Labyrinth seals are an important element of a steam turbine set design. The use of diagnostic extraction makes it possible to control the operation of a seal by providing information on the thermodynamic parameters along the length of the seal. Diagnostic extraction has a considerable impact on the change of the parameters, the amount of the extracted mass. This article describes the dependence of pressure in the clearance downstream...

• ANALYSIS OF THE IMPACT OF MASS FLOW EXTRACTION ON THE CHANGE OF PARAMETERS IN A LABYRINTH SEAL USING THE STODOLA METHOD

  Publication

  • P. B. Kaszowski
  • M. Dzida

  - Journal of Polish CIMEEAC - Year 2016

  Labyrinth seals are an important element of a steam turbine set design. The use of diagnostic extraction makes it possible to control the operation of a seal by providing information on the thermodynamic parameters along the length of the seal. Diagnostic extraction has a considerable impact on the change of the parameters, the amount of the extracted mass. This article describes the dependence of pressure in the clearance downstream...

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Year 2002

• Aspekty techniczno-ekonomiczne postulowanego rozwoju zastosowania turbin gazowych w polskiej elektroenergetyce. Prace IMiUE i ITC P. Śl.**2002 s. 167-177, 3 rys. bibliogr. 12 poz. II Konferencja Naukowo-Techniczna 2002 ENERGETYKA GAZOWA [Szczyrk].

  Publication

  • Z. Domachowski
  • M. Dzida

  - Year 2002

  Rozważając możliwość zastosowania turbin gazowych w polskiej elektroenerge-tyce, zwrócono uwagę na wpływ aktualnej struktury wytwarzania energii elek-trycznejna perspektywy zastosowania turbin gazowych. Pod tym względem, pod-dano analizie z jednej strony elektrownie zawodowe, z drugiej strony, elek-trownie komunalne i przemysłowe.

Year 2020

• Applying artificial neural networks for modelling ship speed and fuel consumption

  Publication

  • W. Tarełko
  • K. Rudzki

  - NEURAL COMPUTING & APPLICATIONS - Year 2020

  This paper deals with modelling ship speed and fuel consumption using artificial neural network (ANN) techniques. These tools allowed us to develop ANN models that can be used for predicting both the fuel consumption and the travel time to the destination for commanded outputs (the ship driveline shaft speed and the propeller pitch) selected by the ship operator. In these cases, due to variable environmental conditions, making...

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• Application of Shape Memory Alloys in Pipeline Couplings for Shipbuilding

  Publication

  • L. Matuszewski

  - Polish Maritime Research - Year 2020

  The aim of the study is to analyse shape memory alloy (SMA) pipeline joints in limited space applications for all kinds of ships. Generally, the space available in various areas on ships is strictly limited and service works usually meet many obstacles. If we consider a pipeline, the flange joints always require a larger free space around the pipe than the pipe alone. A simultaneous problem can occur with the propeller shaft line...

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• APPLICATION OF APRIORI ALGORITHM IN THE LAMINATION PROCESS IN YACHT PRODUCTION

  Publication

  • T. Niksa-Rynkiewicz
  • M. Landowski
  • P. Szalewski

  - Polish Maritime Research - Year 2020

  The article specifies the dependence of defects occurring in the lamination process in the production of yachts. Despite great knowledge about their genesis, they cannot be completely eliminated. Authentic data obtained through cooperation with one of the Polish yacht shipyards during the years 2013–2017 were used for the analysis. To perform a simulation, the sample size was observed in 1450 samples, consisting of 6 models of...

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• Analysis of ultimate compressive strength of cracked plates with the use of DOE techniques

  Publication

  • K. Wołoszyk
  • Y. Garbatov

  - Polish Maritime Research - Year 2020

  The objective of this work is to investigate the structural compressive response of plates with locked cracks accounting for all relevant factors and correlation between them. The nonlinear FE model considering both geometric and material nonlinearities is employed herein, and the FE model of the structural response of intact plates is validated with the available experimental data. In the common studies, based on One Factor at...

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Year 2007

• application of linear quadratic regulator (lqr) for nonlinear systems based on the parameter sensitivity

  Publication

  • M. H. Ghaemi

  - Year 2007

  Metoda LQR jest znaną metodą optymalizacyjną dla liniowych układów sterowania. W referacie przedstawiono oryginalny algorytm dotyczący zastosowania tej metody dla nieliniowych układów sterowania przy wykorzystaniu analizy wrażliwości układu. Algorytm ten poddany jest weryfikacji na przykładzie układu sterowania napędu statku.

• Analysis of reliability of redundant ship power plants

  Publication

  • J. Rudnicki

  - Journal of Polish CIMEEAC - Year 2007

  W referacie przedstawiono możliwości wykorzystania teorii procesów semimarkowskich do określania charakterystyk niezawodnościowych złożonych układów napędowych o zadanym stopniu redundancji. Na przykładzie wybranego układu zaproponowano model niezawodnościowy w formie procesu stochastycznego dyskretnego w stanach i ciągłego w czasie. W oparciu o rozkład graniczny procesu wskazano na praktyczne aspekty wykorzystania uzyskanych w...

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Year 2006

• Anchoring and mooring equipment for a two-segment inland waterways ship

  Publication

  • C. Dymarski
  • J. Nakielski

  - Polish Maritime Research - Year 2006

  W artykule dokonano przeglądu i analizy wyposażenia kotwiczno-cumowniczego współczesnych statków śródlądowych. Przedstawiono także propozycję takiego wyposażenia dla segmentowego statku pasażerskiego wraz z doborem i rozmieszczeniem na pokładzie poszczególnych urządzeń.

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Year 2003

• Analysis of the internal shell stability of the cylindrical vertical double-shell tank under the condition of the hydrostatic test

  Publication

  • J. Ziółko
  • E. Supernak
  • T. Mikulski

  - Year 2003

  Utrata stateczności płaszcza wewnętrznego w pionowym stalowym zbiorniku może wystąpić jeżeli podczas próby wodnej słup wody w przestrzeni międzypłaszczowej będzie miał większą wysokość niż w zbiorniku wewnętrznym. W artykule przeprowadzono analizę jaka różnica poziomów wody podczas próby wodnej może zagrażać stateczności płaszcza wewnętrznego w zbiorniku o pojemności od 10000 m3 do 100000 m3.

Year 2022

• Analysis of the Hydrodynamic Properties of the 3-Column Spar Platform for Offshore Wind Turbines

  Publication

  • E. Ciba
  • P. Dymarski
  • M. Grygorowicz

  - Polish Maritime Research - Year 2022

  The article presents a design of a floating platform for offshore wind turbines. The concept is a modification of the Spar design and consists of three variable section columns connected to each other by a ballast tank in the lower part of the platform. This solution makes it possible to influence the position of the centre of buoyancy and the centre of mass of the structure. Compared to the classic Spar platform structure, the...

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Year 2010

• Analysis of possibility and purposefulness of application of waste-heat boilers to trailing suction hopper dredgers

  Publication

  • D. Bocheński

  - Journal of Polish CIMEEAC - Year 2010

  This paper presents an analysis of possibility and purposefulness of application of waste-heat boilers to trailing suction hopper dredgers. Using results of own operational research on dredgers this author determined thermal power demand for six hypothetical trailing suction hopper dredgers of various size, at accounting for a type of power system and kind of fuel combusted by dredger's power plant. By means of basic indices of...

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