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281. Effective Lengths of Reinforced Concrete Columns in Single-Storey Frame Structures in the Light of the Eurocode

(No. 12 2009)

Authors: Michał Knauff, Krzysztof Klempka 
Keywords: effective length of column, method based on nominal stiffness, second order effects, reinforced concrete buildings, reinforced concrete structures
Article

282. Determination of Internal Forces in End Plates of Simple End Plate Joints

(No. 12 2009)

Authors: Stefan Dominikowski, Piotr Bogacz 
Keywords: end plate joints, internal forces, end plate
Article

283. Aspects of Designing Education Buildings in a Conservation Area: A Case Study of a Building Designed for the School of Civil Engineering at the University of Warmia and Mazury in Olsztyn

(No. 12 2009)

Author: Marek Zagroba 
Keywords: architecture, urbanism, building permit design, spatial composition, conservation
area, campus, Kortowo
Article

284. Aspects of Cost-Estimate for Construction Work in Listed Buildings

(No. 12 2009)

Authors: Jacek Zabielski, Piotr Bogacz
Keywords: listed buildings, renovation work, owner/client cost estimate, public contracts
Article

285. Hydro- and Lithodynamic Aspects of Constructing a Navigable Canal Through the Vistula Spit

(No. 12 2009)

Author: Leszek M. Kaczmarek 
Keywords: the Vistula Spit, the Vistula Lagoon, cutting, navigable canal, fairway, breakwater, sediment transport, silting up of fairways, changes in the shoreline, non-homogenous sediments
Article

286. The Determination of Apples Bruise Resistance by the Multiple Impact Method

(No. 12 2009)

Authors: Krzysztof Gołacki, Paweł Rowiński, Zbigniew Stropek 
Keywords: ruise resistance, impact, apple
Article

287. Airflow Modeling in a Grain Silo

(No. 12 2009)

Author: Ryszard Myhan
Keywords: silo, airflow, distribution of airflow velocity, discretization, model, process simulation
Article

288. Comparison of Combustion Gas Emission by Low Power Boilers Fired by Biomass Obtained from Wood - Pellets

(No. 12 2009)

Authors: Jacek Bieranowski, Tomasz Olkowski 
Keywords: wood derived biomass, combustion gas composition, emissivity of low power boilers, furnace structure
Article

289. Changes in the Mechanical Properties of the Greenhouse Tomato Fruit Skins During Storage

(No. 12 2009)

Authors: Bożena Gładyszewska, Anna Ciupak 
Keywords: tomato skin, storage period, Young’s modulus, Poisson’s ratio
Article

290. Truss Analysis in View of the Replacement of Degraded Structural Components

(No. 11 2008)

Author: Waldemar Dudda
Keywords: numerical analysis, cyclic loading, corrosion degradation, energy-based criterion
Article

291. Effect of Environment-Friendly Modification of Al-12%Si Alloy on its Structure

(No. 11 2008)

Authors: Tomasz Lipiński, Anna Góral, Paweł Mikołajczyk, Marcin Cudakiewicz, Anna Wach
Keywords: al alloys, silumin, crystallization, modification, structure
Article

292. Methods of Diagnosing an ACWW 1000 Sugar Centrifuge with the Use of Vibration Processes

(No. 11 2008)

Author: Krzysztof Ligier
Keywords: sugar centrifuge, diagnosing, diagnostic algorithms
Article

293. Operating Efficiency of a Non-Membrane Ground Heat and Mass Exchanger after 15 Years of Operation

(No. 11 2008)

Author: Leszek Romański
Keywords: ground exchanger, rock bed, operation, air temperature and humidity
Article

294. Power Output of A Wind Turbine In Tubular Housing Equipped With A Diffuser

(No. 11 2008)

Author: Leszek Romański
Keywords: wind turbine, tubular housing, diffuser, power output of a wind turbine
Article

295. Selected Problems of Measurement Uncertainty - Part 2

(No. 11 2008)

Authors: Sylwester Kłysz, Janusz Lisiecki
Keywords: measurement uncertainty, A-type and B-type uncertainty evaluation, normal (Gaussian) and rectangular distribution, uncertainty budget
Article

296. Selected Problems of Measurement Uncertainty - Part 1

(No. 11 2008)

Authors: Sylwester Kłysz, Janusz Lisiecki
Keywords: measurement uncertainty, A-type and B-type uncertainty evaluation, normal (Gaussian) and rectangular distribution, uncertainty budget
Article

297. Electromagnetic Forces in Polarizable, Magnetizable, Conducting Medium

(No. 11 2008)

Author: Zofia T. Kurlandzka
Keywords: electromagnetic field, polarization and magnetization currents, polarization and magnetization charges, electromagnetic force, electromagnetic stress
Article

298. Tribologic Properties of Selected Materials

(No. 11 2008)

Authors: Marian Kucera, Jan Prsan
Keywords: pin on disk test, adhesive wear, wear resistance
Article

299. Initial Results of RTK/OTF Positioning Using the Ntrip Data Teletransmission Technology

(No. 11 2008)

Authors: Mieczysław Bakuła, Renata Pelc-Mieczkowska, Barbara Chodnicka, Małgorzata Rogala, Arkadiusz Tyszko
Keywords: NTRIP, GPS, RTK, OTF, GPRS
Article

300. Split Estimation of Parameters in Functional Geodetic Models

(No. 11 2008)

Author: Zbigniew Wiśniewski
Keywords: adjustment, M-estimation
Article