Search results for: RSVP-TE, DIAMETER

• RSVP-TE as a reservation protocol for optical networks

  Publication

  • S. Kaczmarek
  • M. Młynarczuk
  • M. Waldman

  - Year 2010

  In this paper, we consider the reservation of optical resources problem. We implement extensions for RSVP-TE (Resource ReSerVation Protocol with Traffic Engineering Extension) to achieve the new functionality for optical resources reservation. Based on ASON/GMPLS architecture we examine an open source implementation KOM RSVP-Engine and extend its functionality according to ITU-T and IETF recommendations. The transport plane consists...

• Recycling of Photovoltaic Solar Cells and Modules - Te State - Of - Art

  Publication

  • E. Klugmann-Radziemska

  - Year 2014

  In comparison to other energy producing techniques, photovoltaics (PV) is one of the most promising options: no emission of any matter into the environment during operation; extremely long operation period (estimated average: 25 years), minimum maintenance, robust technique, aesthetic aspects. The use of photovoltaics is rapidly increasing, and the respective market is developing accordingly. Although PV manufacturing equipment...

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• „Ach, te to, książki zbójeckie” – z drugiego obiegu w Gdańsku

  Publication

  • Z. Marek Kaźmierczyk

  - Year 2003

• Nosce te ipsum: Czy brak sukcesu musi być katastrofą?

  Publication

  • K. Zięba
  • P. Ziemiański

  - MARKETING I RYNEK - Year 2015

  W artykule przedstawiono model luki samoskuteczności na tle problematyki tworzenia nowych firm. Wobec bardzo wysokiego poziomu obaw przed poniesieniem porażki, jaki notuje się w Polsce, dużego znaczenia nabiera kwestia zrozumienia jakie osoby w sposób szczególny są zagrożone konsekwencjami poniesionej porażki. Autorzy stawiają tezę, że w warunkach braku informacji zwrotnej lub jej opóźnienia, osoby o wysokiej luce samoskuteczności...

• Te use of acoustic emission for assessment of the oil lubricity in a four-ball tester

  Publication

  • P. Bzura

  - Journal of Polish CIMEEAC - Year 2009

  in view of the increased dynamic and temperature load in the compression-ignition engine tribological systems, particular attention is drawn to the problem of such lubrication of the friction nodes that after breaking the boundary layer it could be restored without any wear occurring. therefore, an idea has been devised of introducing to friction nodes, with the lubrication oils, of new substances (operational preparations) modifying...

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• First-principles calculations for phonons in AgGaX2(X = Se,Te) chalcopyrite crystals

  Publication

  • J. Lazewski
  • K. Parlinski

  - Journal of Physics: Condensed Matter - Year 1999

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• Modelling of Flow Process in Small Diameter Tubes.

  Publication

  • D. Mikielewicz
  • J. Mikielewicz

  - Year 2005

  W pracy zastosowano standardowš korelację wrzenia w przepływie (wyprowadzonš dla rur o konwencjonalnych wymiarach) do przypadków wrzenia w rurach o małych rednicach. Porównanie wyników z danymi literaturowymi wykazało nieużytecznoć tej korelacji. Wykazano zatem potrzebę prowadzenia badań podstawowych celem uzyskania korelacji pozwalajšcej umiejętnie przewidywać warunki wymiany ciepła w kanałach o małych rednicach.

• Hardening of (Pb,Cd)Te Crystal Lattice with an Increasing CdTe Content in the Solid Solution

  Publication

  • R. Kuna
  • S. Adamiak
  • S. Petit
  • P. Baroni
  • K. Gas
  • R. Minikayev
  • A. Szczerbakow
  • J. Łażewski
  • W. Szuszkiewicz

  - ACTA PHYSICA POLONICA A - Year 2016

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• Mechanism of hopping conduction in Be–Fe–Al–Te–O semiconducting glasses and glass–ceramics

  Publication

  • N. A. Wójcik
  • N. S. Tagiara
  • D. Möncke
  • E. Kamitsos
  • S. Ali
  • J. Ryl
  • R. J. Barczyński

  - JOURNAL OF MATERIALS SCIENCE - Year 2022

  Electrical properties of beryllium-alumino-tellurite glasses and glass–ceramics doped with iron ions were studied using impedance spectroscopy. The conductivity was measured over a wide frequency range from 10 mHz to 1 MHz and the temperature range from 213 to 473 K. The D.C. conductivity values showed a correlation with the Fe-ion concentration and ratio of iron ions on different valence states in the samples. On the basis of...

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• Experimental investigations on condensation in flow in small diameter channels

  Publication

  • D. Mikielewicz
  • M. Klugmann
  • J. Wajs

  - Year 2011

  W pracy przedstawiono innowacyjne podejście do eksperymentalnych badań kondensacji w przepływie oraz omówiono wstępne wyniki badań eksperymentalnych kondensacji etanolu w pionowej rurce srebrnej o średnicy wewnętrznej 2.3 mm.

• Serwer Diameter w architekturze Proxy Mobile IPv6

  Publication

  • A. Wymysłowski
  • M. Hoeft

  - Przegląd Telekomunikacyjny + Wiadomości Telekomunikacyjne - Year 2013

  W pracy przedstawiono mechanizmy współpracy serwera Diameter z systemem Proxy Mobile IPv6. Opisany został sposób integracji obu rozwiązań na potrzeby obsługi mobilności terminali ruchomych w sieci IPv6. W ramach realizowanych badań wykonano implementację opisanego systemu. Dla przygotowanej implementacji przeprowadzono szereg testów wydajnościowych uwzględniających parametry jakości QoS oraz QoE.

• Burnout Investigation of Small Diameter Tubes Immersed in Nanofluids

  Publication

  • J. Cieśliński
  • K. Ronewicz

  - ENERGIES - Year 2021

  This paper deals with research into pool boiling critical heat flux (CHF) of water–Al2O3, water–TiO2 and water–Cu nanofluids on horizontal stainless steel tubes. The experiments were conducted under atmospheric pressure. Nanoparticles were tested at concentrations of 0.001%, 0.01%, 0.1% and 1% by weight. Ultrasonic vibration was used in order to stabilize the dispersion of the nanoparticles. Although dispersants were not used to...

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• Modelling of flow boiling process in small diameter tubes.

  Publication

  • D. Mikielewicz
  • J. Mikielewicz

  - Year 2004

  W pracy zastosowano standardową korelację wrzenia w przepływie (wyprowadzoną dla rur o konwencjonalnych wymiarach) do przypadków wrzenia w rurach o małych średnicach. Porównanie wyników obliczeń z danymi literaturowymi wykazało nieużyteczność tej korelacji. Wykazano zatem potrzebę prowadzenia badań podstawowych celem uzyskania korelacji pozwalającej umiejętnie przewidywać warunki wymiany ciepła w kanałach o małych średnicach.

• Structure and thermoelectric properties of Bi–Te alloys obtained by novel method of oxide substrates reduction

  Publication

  • B. Bochentyn
  • J. Karczewski
  • T. Miruszewski
  • B. Kusz

  - JOURNAL OF ALLOYS AND COMPOUNDS - Year 2015

  A novel method of thermoelectric materials fabrication has been developed. Oxide reagents have been melted at high temperature in air, quenched, milled to powder and reduced in hydrogen to form Bi–Te alloys. Structural and thermoelectric properties of samples have been investigated depending on initial composition and temperature of reduction process. Sample 25Bi2O3–75TeO2 reduced at 340 °C for 10 h has been found to be a p-type...

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• Kinetic analysis of the reduction of a ternary system of Bi, Sb and Te oxides by hydrogen for BiSbTe3 synthesis

  Publication

  • B. J. Trawiński
  • B. Kusz

  - THERMOCHIMICA ACTA - Year 2021

  Reduction in a hydrogen atmosphere of Bi2O3, Sb2O3 and TeO2 mixes oxides for the synthesis of BiSbTe3 was analysed. The reduction reactions of Sb2O3 and Sb2O4 oxides, as well as Bi2O3+Sb2O3 and Sb2O3+3TeO2 mix- tures, were also evaluated. The reduction of Sb2O4 is investigated for the first time. The reactions of the mixed oxides systems also were not the subject of research so far despite being used for synthesis of the (Bi,Sb)2Te3...

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• Diabetes Mellitus

  Publication

  • P. Gorzelak-Pabiś
  • M. Broncel

  - Year 2020

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• Investigation of interaction between xanthene dye rhodamine B and metagenomic-derivated methylthioadenosine phosphorylase RSFP

  Publication

  • H. Cieśliński
  • P. Bartasun
  • A. Bujacz
  • A. Wierzbicka-Woś
  • J. Kur

  - Acta Biochimica Polonica - Year 2011

  In the previous study we found that the expression of the metagenomic - derived methylthioadenosine phosphorylase gene (rsfp) in E. coli cells and the presence of rhodamine B in the growth medium were crucial for the pink fluorescence of one E. coli colony from Antarctic soil metagenomic library (Cieśliński et al., 2009). In this study, rsfp gene expression was induced by an arabinose promoter in an LMG194 E. coli strain and the...

• Inelastic X-Ray Scattering Studies of Phonon Dispersion in PbTe and (Pb,Cd)Te Solid Solution

  Publication

  • R. Kuna
  • R. Minikayev
  • M. Trzyna
  • K. Gas
  • A. Bosak
  • A. Szczerbakow
  • S. Petit
  • J. Łażewski
  • W. Szuszkiewicz

  - ACTA PHYSICA POLONICA A - Year 2016

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• Structure and thermoelectric properties of Cs-Bi-Te alloys fabricated by different routes of reduction of oxide reagents

  Publication

  • N. Gostkowska
  • T. Miruszewski
  • B. J. Trawiński
  • B. Bochentyn
  • B. Kusz

  - SOLID STATE SCIENCES - Year 2017

  Cesium-bismuth-telluride polycrystalline materials were fabricated using a cost-effective method based on a reduction of oxide reagents, leading to a production of a material with good thermoelectric properties. Several samples with various initial stoichiometry were prepared by melting of oxide powders at 1050 °C, quenching, milling to powders and then reducing in pure hydrogen at 400 °C. Another concept was to obtain the CsBi4Te6...

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• Comparative study of flow condensation in conventional and small diameter tubes

  Publication

  • D. Mikielewicz
  • R. Andrzejczyk

  - Year 2011

  Flow boiling and flow condensation are often regarded as two opposite or symmetrical phenomena, however their description with a single correlation has yet to be suggested. In the case of flow boiling in minichannels there is mostly encountered the annular flow structure, where the bubble generation is not present. Similar picture holds for the case of inside tube condensation, where annular flow structure predominates. In such...

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• Review of Diameter protocol implementations for realization of communication in NGN networks

  Publication

  • M. Narloch
  • M. Sac

  - Zeszyty Naukowe Wydziału ETI Politechniki Gdańskiej. Technologie Informacyjne - Year 2011

  In the paper Diameter protocol as well as its applications in the context of Next Generation Network (NGN) are described. Diameter message content and Attribute-Value Pairs (AVPs) concept are presented. Critical review of open source Diameter implementations is carried out. The performed analysis takes into consideration programming language, availability, support and documentation aspects. Basing on the review project fulfilling...

• Comparative study of flow condensation in conventional and small diameter tubes

  Publication

  • D. Mikielewicz
  • R. Andrzejczyk

  - Year 2011

  In the paper a method developed earlier by the first author is applied to calculations of heat transfer coefficient for inside tube condensation. The method has been verified using experimental data from literature on several fluids in different microchannels and compared to three well established correlations.

• Comparative study of flow condensation in conventional and small diameter tubes

  Publication

  • D. Mikielewicz
  • R. Andrzejczyk

  - Archives of Thermodynamics - Year 2012

  Flow boiling and flow condensation are often regarded as two opposite or symetrical phenomena. Their description however with a single correlation has yet to be suggested.In the case of flow boiling in minichannels there is mostly encountered the annular flow structure, where the buble generetion is not present. Similar picture holds for the case of inside tube condensation, where annular flow structure predominates. In such case...

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• Ultra thick open tubular traps with an increased inner diameter.

  Publication

  • J. Pettersson
  • F. Aldaeus
  • A. Kloskowski
  • J. Roeraade

  - Year 2004

  Przeanalizowano zagadnienia związane z zastosowaniem otwartych pułapek kapilarnych z grubym nieregularnym filmem polidimetylosiloksanu do wzbogacania lotnych związków organicznych. Przeprowadzone rozważania teoretyczne oraz prace eksperymentalne wykazały, że zwiększenie średnicy wewnętrznej pułapek może znacząco polepszyć ich właściwości. Dla danego natężenia przepływu próbki oraz danego stosunku objętości faz w pułapce, liczba...

• Improved correlation for modelling of boiling processes in small diameter tubes.

  Publication

  • D. Mikielewicz
  • J. Mikielewicz

  - Year 2005

  W pracy przedstawiono rozważania na temat wrzenia w przepływie dwufazowym w kanałach o małej średnicy. Modyfikacji uległa korelacja zapostulowana wcześniej przez Mikielewicz i inni, poprzez wprowadzenie efektów związanych z napięciem powierzchniowym, także liczba konwekcyjna została poprawiona. Zastosowanie korelacji jest bardzo proste z uwagi na jej analityczną postać, co jest jej podstawową zaletą. Porównanie z danymi eksperymentalnymi...

• Studies of scintillation light nonproportionality of ZnSe(Te), CsI(Tl) and YAP(Ce) crystals using heavy ions

  Publication

  • W. Klamra
  • M. Balcerzyk
  • M. Kapusta
  • A. Kerek
  • M. Moszynski
  • L. Norlin
  • D. Novák
  • G. Possnert
  • M. Balcerzyk

  - NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT - Year 2002

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• Structure and thermoelectric properties of Te/Ag/Ge/Sb (TAGS) materials obtained by reduction of melted oxide substrates

  Publication

  • B. Kusz
  • T. Miruszewski
  • B. Bochentyn
  • M. S. Łapiński
  • J. Karczewski

  - JOURNAL OF ELECTRONIC MATERIALS - Year 2016

  The Ge0.77Ag0.1Sb0.13Te1alloy was fabricated by a novel two step route. For that purpose firstly the oxide reagents were melted at high temperature and quenched into pellets. After that pellets were milled to the powder and then reduced in hydrogen at various temperatures and for various periods of time. Energy dispersive X-ray analysis indicated the possibility of successful fabrication of stoichiometric thermoelectric materials...

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• Do positrons measure atomic and molecular diameters?

  Publication

  • J. Franz
  • K. Fedus
  • G. P. Karwasz

  - EUROPEAN PHYSICAL JOURNAL D - Year 2016

  We report on density functional calculations (DFT) of elastic integral scattering cross-sections for positron collisions with argon, krypton, nitrogen and methane. The long-range asymptotic polarization potential is described using higher-order terms going much beyond an induced dipole potential (−α / r 4) while the short-range interaction is modeled by two different forms of electron – positron correlation potential (Boroński-Nieminen...

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• Experimental investigations on condensation in flow of HFE-7100 in small diameter channels

  Publication

  • D. Mikielewicz
  • R. Andrzejczyk
  • M. Klugmann
  • J. Wajs

  - Year 2012

  W pracy przedstawiono wyniki badań eksperymentalnych kondensacji czynnika HFE-7100 w minikanale o średnicy wewnętrznej 2.3 mm. Opisano również oryginalne podejście w prowadzeniu badań nad uzyskaniem lokalnych wartości współczynnika przejmowania ciepła podczas kondensacji w przepływie.

• Experimental investigations on condensation in flow of HFE-7100 in small diameter channels

  Publication

  • D. Mikielewicz
  • R. Andrzejczyk
  • M. Klugmann
  • J. Wajs

  - Year 2012

  In the paper the authors present investigations of flow condensation with the use of the HFE-7100 as a working fluid. The original and new approach to removing the heat from the channel was applied. The research was carried out using a wide-range real time observations, e.g. using infrared camera and stroboscope microphotography. This paper presents the details of experiment as well as the influence of heat and flow parameters...

• Converting mixed plastics into mesoporous hollow carbon spheres with controllable diameter

  Publication

  • J. Gong
  • J. Liu
  • Z. Jiang
  • X. Chen
  • X. Wen
  • E. Mijowska
  • T. Tang

  - APPLIED CATALYSIS B-ENVIRONMENTAL - Year 2014

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• Diameter sensitive effect in singlewalled carbon nanotubes upon acid treatment

  Publication

  • S. Costa
  • E. Borowiak-Palen

  - Journal of Alloys and Compounds - Year 2009

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• Influence of the substrate loading on the quality and diameter distribution of SWCNT in alcohol‐CVD

  Publication

  • A. Bachmatiuk
  • E. Borowiak‐Palen
  • M. Rümmeli
  • T. Gemming
  • R. Kalenczuk

  - physica status solidi (b) - Year 2007

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• Reduced diameter distribution of single-wall carbon nanotubes by selective oxidation

  Publication

  • E. Borowiak-Palen
  • T. Pichler
  • X. Liu
  • M. Knupfer
  • A. Graff
  • O. Jost
  • W. Pompe
  • R. Kalenczuk
  • J. Fink
  • E. Mijowska

  - Chemical Physics Letters - Year 2002

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• The Effect of Circular Saw Blade Clamping Diameter on its Resonant Frequencies

  Publication

  • A. D. Kaczmarek-Penia•kova
  • K. Orłowski
  • L. Javorek

  - Applied Mechanics and Materials - Year 2016

  In this paper results of comparison of characteristic resonant frequencies of circular saw blades as a function of the saw clamping diameter from the impact test are presented. Obtained results revealed that proportionally with the increase of the saw clamping diameter also the dynamical stiffness of the saw blade increased. As a consequence of that the resonant frequencies of the saw blade move to higher values. Moreover, with...

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• The effect of circular saw blade clamping diameter on its resonant frequencies

  Publication

  • A. D. Kaczmarek-Penia•kova
  • K. Orłowski
  • L. Javorek

  - Year 2015

  In this paper results of comparison of characteristic resonant frequencies of circular saw blades as a function of saw clamping diameter from the impact test are presented. Obtained results revealed that proportionally with the increase of the saw clamping diameter also the dynamical stiffness of the saw blade increased. As a consequence of that the resonant frequencies of the saw blade move to higher values. Moreover, with the...

• Experimental and theoretical study of dryout in annular flow in small diameter channels

  Publication

  • D. Mikielewicz
  • M. Gliński
  • J. Wajs

  - Archives of Thermodynamics - Year 2011

  W pracy zaprezentowano badania eksperymentalne kryzysu wrzenia II rodzaju w kanałach o małej średnicy. Badania prowadzone były w rurach pionowych o średnicy 1.15 i 2.3 mm, w których badanym czynnikiem były płyny niskowrzące, takie jak SES36 i R123. W badaniach zastosowano nowoczesne techniki pomiarowe do określania lokalizacji kryzysu wrzenia na ściance kanału, np. kamerę termowizyjną. Na podstawie pozyskanych punktów eksperymentalnych...

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• The effect of cable duct diameter on the ampacity of high-voltage power cables

  Publication

  • F. Ratkowski
  • M. Kołtun
  • S. Czapp

  - Przegląd Elektrotechniczny - Year 2022

  The ampacity of power cables depends, among others, on the conditions of heat dissipation from the cable to the environment. Cables are usually laid directly in the ground, but in some sections, they may be placed in ducts, which adversely affects the ampacity of the cable line. The paper presents heat transfer phenomena for cables installed in pipe-type ducts filled with air. The effect of cable duct diameter on this ampacity...

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• Survivin expression in invasive pituitary gland adenomas with a diameter exceeding 20 mm

  Publication

  • J. Waligorska-Stachura
  • N. Sawicka-Gutaj
  • M. Andrusiewicz
  • M. Ruchala
  • M. Andrusiewicz

  - Endocrine Abstracts - Year 2014

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• Cylindrical orifice testing in laminar flow with the orifice diameter ratio β = 0.5

  Publication

  • A. Golijanek-Jędrzejczyk
  • A. Mrowiec

  - Scientific Reports - Year 2023

  The paper presents the results of an experimental study of a cylindrical orifice with the orifice diameter ratio β = 0.5 and the flow opening length‑to‑diameter ratio L/d = 1, with hydraulic oil flowing in the DN50 measuring channel. The measurements of the values characterising the oil flow were made in the laminar flow regime, for the Reynolds numbers ranging between Re = 100 to 950. Based on the experimental tests, standard...

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• Zeta potential, effective diameter and multimodal size distribution in oil/water emulsion

  Publication

  • A. Wiącek
  • E. Chibowski

  - Colloids and Surfaces A: Physicochemical and Engineering Aspects - Year 1999

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• Advances in engineering of diameter and distribution of the number of walls of carbon nanotubes in alcohol CVD

  Publication

  • A. Bachmatiuk
  • E. Borowiak-Palen
  • R. Kalenczuk

  - NANOTECHNOLOGY - Year 2008

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• Bulk synthesis of carbon-filled silicon carbide nanotubes with a narrow diameter distribution

  Publication

  • E. Borowiak-Palen
  • M. Ruemmeli
  • T. Gemming
  • M. Knupfer
  • K. Biedermann
  • A. Leonhardt
  • T. Pichler
  • R. Kalenczuk

  - JOURNAL OF APPLIED PHYSICS - Year 2005

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• Application of Rapid Prototyping technology in the manufacturing of turbine blade with small diameter holes

  Publication

  • M. Deja
  • M. Dobrzyński
  • P. Flaszyński
  • J. Haras
  • D. Zieliński

  - Polish Maritime Research - Year 2018

  The article presents the possibilities of using Rapid Prototyping (RP) technology in the manufacturing of turbine blades with small diameter holes. The object under investigation was gas turbine blade with small diameter cooling holes and holes for generating longitudinal vortices. A turbine blade model was produced by means of Direct Metal Laser Sintering (DMLS) technology and subsequently validated in terms of detection and accuracy...

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• Experimental-Numerical Analysis of the Effect of Bar Diameter on Bond in Pull-Out Test

  Publication

  • M. Burdziński
  • M. Niedostatkiewicz

  - Buildings - Year 2022

  Bar diameter is one of the basic factors affecting bond behavior, which is still of interest due to opposing opinions regarding its effect on bond behavior in the pull-out test. This paper presents an experimental and numerical bond analysis of ribbed reinforcing bar in concrete. The aim was to experimentally evaluate the effect of bar diameter on the bond behavior in the pull-out test and to perform numerical simulations of the...

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• The influence of height-to-diameter ratio on wind load of double-shell cylindrical, vertical tank

  Publication

  • A. Perliński

  - Year 2007

  W pracy zaprezentowano badania modelowe obciążenia wiatrem dwupłaszczowych zbiorników walcowych o różnych smukłościach aerodynamicznych. Przedstawiono wyniki pomiarów przeprowadzonych na dwóch modelach zbiorników z dachem pływajacym i stosunku wysokości do średnicy płaszcza 0,45 i 0,25.

• Pd nanoparticles with tunable diameter deposited on carbon nanotubes with enhanced hydrogen storage capacity

  Publication

  • K. Wenelska
  • B. Michalkiewicz
  • X. Chen
  • E. Mijowska

  - Energy - Year 2014

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• Synthesis, Growth Mechanism, and Electrochemical Properties of Hollow Mesoporous Carbon Spheres with Controlled Diameter

  Publication

  • X. Chen
  • K. Kierzek
  • Z. Jiang
  • H. Chen
  • T. Tang
  • M. Wojtoniszak
  • R. Kalenczuk
  • P. Chu
  • E. Borowiak-Palen
  • E. Mijowska

  - Journal of Physical Chemistry C - Year 2011

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• Experimental investigation of dryout of SES36, R134a, R123 and ethanol in vertical small diameter tubes

  Publication

  • D. Mikielewicz
  • J. Wajs
  • M. Gliński
  • A. R. Zrooga

  - EXPERIMENTAL THERMAL AND FLUID SCIENCE - Year 2013

  W publikacji przedstawiono wyniki badań eksperymentalnych kryzysu wrzenia typu dryout podczas wrzenia w przepływie czterech czynników (SES36, R134a, R123, alkohol etylowy) w kanałach o średnicy wewnętrznej 1.15 mm i 2.3 mm. Badania przeprowadzono w szerokim zakresie zmian stopnia suchości pary (0.65-1), gęstości strumienia masy (40-900 kg/(m2s)) i gęstości strumienia ciepła (20-220 kW/m2). W badaniach wykorzystano technikę termowizyjną...

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• The influence of height-do-diameter ratio on wind load of double-shell cylindrical, vertical tank

  Publication

  • A. Perliński

  - Year 2007

  W pracy zaprezentowano skrót badań modelowych obciążenia wiatrem dwupłaszczowych zbiorników walcowych o różnych smukłościach aerodynamicznych. Przedstawiono wyniki pomiarów przeprowadzonych na dwóch modelach zbiorników z dachem pływającym i stosunku wysokości do średnicy płaszcza 0,45 i 0,25.