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total: 4163
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Search results for: TWO-STAGE DATA ENVELOPMENT ANALYSIS
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Determination of flow properties of a parallel connection of two pneumatic elements with (C=2.00, b=0.11) and (C=2.10, b=0.14) from changes in air pressure in a tank being emptied
Open Research DataThe aim of the study was to determine the flow properties of parallel connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for two directional control valves arranged in parallel. Three test configurations were used: (1) being emptied tank -> the first DCV -> ambient atmosphere, (2) being...
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Determination of flow properties of a parallel connection of two pneumatic elements with (C=6.40, b=0.45) and (C=6.20, b=0.38) from changes in air pressure in a tank being emptied
Open Research DataThe aim of the study was to determine the flow properties of parallel connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for two pressure relief valves arranged in parallel. Three test configurations were used: (1) being emptied tank -> the first PRV -> ambient atmosphere, (2) being...
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Determination of flow properties of a parallel connection of two pneumatic elements with (C=2.00, b=0.11) and (C=5.50, b=0.37) from changes in air pressure in a tank being emptied
Open Research DataThe aim of the study was to determine the flow properties of parallel connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for two directional control valves arranged in parallel. Three test configurations were used: (1) being emptied tank -> the first DCV -> ambient atmosphere, (2) being...
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Determination of flow properties of a parallel connection of two pneumatic elements with (C=2.40, b=0.26) and (C=5.70, b=0.32) from changes in air pressure in a tank being emptied
Open Research DataThe aim of the study was to determine the flow properties of parallel connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for two directional control valves arranged in parallel. Three test configurations were used: (1) being emptied tank -> the first DCV -> ambient atmosphere, (2) being...
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Determination of flow properties of a parallel connection of two pneumatic elements with (C=3.30, b=0.40) and (C=7.30, b=0.49) from changes in air pressure in a tank being emptied
Open Research DataThe aim of the study was to determine the flow properties of parallel connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for two pressure relief valves arranged in parallel. Three test configurations were used: (1) being emptied tank -> the first PRV -> ambient atmosphere, (2) being...
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Determination of flow properties of a parallel connection of two pneumatic elements with (C=5.50, b=0.37) and (C=5.70, b=0.32) from changes in air pressure in a tank being emptied
Open Research DataThe aim of the study was to determine the flow properties of parallel connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for two directional control valves arranged in parallel. Three test configurations were used: (1) being emptied tank -> the first DCV -> ambient atmosphere, (2) being...
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Determination of flow properties of a parallel connection of two pneumatic elements with (C=2.10, b=0.14) and (C=5.50, b=0.37) from changes in air pressure in a tank being emptied
Open Research DataThe aim of the study was to determine the flow properties of parallel connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for two directional control valves arranged in parallel. Three test configurations were used: (1) being emptied tank -> the first DCV -> ambient atmosphere, (2) being...
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Determination of flow properties of a parallel connection of two pneumatic elements with (C=6.20, b=0.38) and (C=7.30, b=0.49) from changes in air pressure in a tank being emptied
Open Research DataThe aim of the study was to determine the flow properties of parallel connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for two pressure relief valves arranged in parallel. Three test configurations were used: (1) being emptied tank -> the first PRV -> ambient atmosphere, (2) being...
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Determination of flow properties of a parallel connection of two pneumatic elements with (C=2.80, b=0.25) and (C=5.50, b=0.37) from changes in air pressure in a tank being emptied
Open Research DataThe aim of the study was to determine the flow properties of parallel connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for two directional control valves arranged in parallel. Three test configurations were used: (1) being emptied tank -> the first DCV -> ambient atmosphere, (2) being...
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Determination of flow properties of a parallel connection of two pneumatic elements with (C=2.40, b=0.26) and (C=5.50, b=0.37) from changes in air pressure in a tank being emptied
Open Research DataThe aim of the study was to determine the flow properties of parallel connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for two directional control valves arranged in parallel. Three test configurations were used: (1) being emptied tank -> the first DCV -> ambient atmosphere, (2) being...
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Determination of flow properties of a parallel connection of two pneumatic elements with (C=4.40, b=0.42) and (C=7.30, b=0.49) from changes in air pressure in a tank being emptied
Open Research DataThe aim of the study was to determine the flow properties of parallel connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for two pressure relief valves arranged in parallel. Three test configurations were used: (1) being emptied tank -> the first PRV -> ambient atmosphere, (2) being...
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Determination of flow properties of a parallel connection of two pneumatic elements with (C=4.40, b=0.42) and (C=6.20, b=0.38) from changes in air pressure in a tank being emptied
Open Research DataThe aim of the study was to determine the flow properties of parallel connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for two pressure relief valves arranged in parallel. Three test configurations were used: (1) being emptied tank -> the first PRV -> ambient atmosphere, (2) being...
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Determination of flow properties of a parallel connection of two pneumatic elements with (C=4.40, b=0.42) and (C=5.30, b=0.38) from changes in air pressure in a tank being emptied
Open Research DataThe aim of the study was to determine the flow properties of parallel connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for two pressure relief valves arranged in parallel. Three test configurations were used: (1) being emptied tank -> the first PRV -> ambient atmosphere, (2) being...
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Determination of flow properties of a parallel connection of two pneumatic elements with (C=4.40, b=0.42) and (C=3.30, b=0.40) from changes in air pressure in a tank being emptied
Open Research DataThe aim of the study was to determine the flow properties of parallel connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for two pressure relief valves arranged in parallel. Three test configurations were used: (1) being emptied tank -> the first PRV -> ambient atmosphere, (2) being...
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Determination of flow properties of a parallel connection of two pneumatic elements with (C=5.30, b=0.38) and (C=7.30, b=0.49) from changes in air pressure in a tank being emptied
Open Research DataThe aim of the study was to determine the flow properties of parallel connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for two pressure relief valves arranged in parallel. Three test configurations were used: (1) being emptied tank -> the first PRV -> ambient atmosphere, (2) being...
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Determination of flow properties of a parallel connection of two pneumatic elements with (C=5.30, b=0.38) and (C=6.20, b=0.38) from changes in air pressure in a tank being emptied
Open Research DataThe aim of the study was to determine the flow properties of parallel connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for two pressure relief valves arranged in parallel. Three test configurations were used: (1) being emptied tank -> the first PRV -> ambient atmosphere, (2) being...
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Determination of flow properties of a parallel connection of two pneumatic elements with (C=5.30, b=0.38) and (C=6.40, b=0.45) from changes in air pressure in a tank being emptied
Open Research DataThe aim of the study was to determine the flow properties of parallel connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for two pressure relief valves arranged in parallel. Three test configurations were used: (1) being emptied tank -> the first PRV -> ambient atmosphere, (2) being...
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Determination of flow properties of a parallel connection of two pneumatic elements with (C=5.30, b=0.38) and (C=3.30, b=0.40) from changes in air pressure in a tank being emptied
Open Research DataThe aim of the study was to determine the flow properties of parallel connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for two pressure relief valves arranged in parallel. Three test configurations were used: (1) being emptied tank -> the first PRV -> ambient atmosphere, (2) being...
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Determination of flow properties of a parallel connection of two pneumatic elements with (C=4.40, b=0.42) and (C=6.40, b=0.45) from changes in air pressure in a tank being emptied
Open Research DataThe aim of the study was to determine the flow properties of parallel connection of pneumatic components.The experiments were to measure the pressure changes in a being emptied tank for two pressure relief valves arranged in parallel. Three test configurations were used: (1) being emptied tank -> the first PRV -> ambient atmosphere, (2) being...
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X-ray Photoelectron Spectroscopy studies of laser-induced titania nanotubes
Open Research DataThis dataset contains the results of high-resolution XPS studies obtained during the formation of the hollow nanopillar arrays through the laser-induced transformation of titania nanotubes.
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Valence state of Manganium in a MnCoO ceramics
Open Research DataManganium -cobalt based ceramics materials were produced by solid state reaction and sintred in a furnance in air atmosphere for 20h. Annealing temperature was 600 Celsius degree. For investigations a series of samples, with a various composition was chosen: MnCoO, Mn, Co2O and Mn2CoO. In order to determine valence states of the Mn, X-Ray photoemission...
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SEM results of melamine sponges impregnated by DES
Open Research DataSEM results of melamine sponges impregnated by DES (3 um magnification). The set includes raw data from SEM analysis of pure melamine sponge and melamine sponges impregnated by:- Eucalyptol:Menthol (1:1)- Eucalyptol:Menthol (1:2)- Eucalyptol:Menthol (1:3)- Eucalyptol:Menthol (1:4)- Eucalyptol:Menthol (1:5)- Thymol:Menthol (1:1)
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Raman spectroscopy analysis of synthesized sol-gel silica coatings
Open Research DataThese data contains Raman spectra of silica coatings synthesized using sol-gel method A and B, which were described with publication associated with this dataset. Raman scattering was measured with a Renishaw microRaman spectrometer (830 nm).
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Epitaph of Oehm family in St. Mary's Church in Gdańsk
Open Research DataThe data set concerns epigraphy. It refers to the epitaph placed in St. Mary’s Church in Gdańsk, that is dedicated to Öhm family, rather unknown to Gdańsk. The epitaph was erected by two latest representatives of family – John and Andrew. Data set contains one general photo of the epitaph, transcription of its text in Latin, its translation in Polish,...
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The amount of monthly salary of Gdańsk University of Technology graduates’ – years 2017-2018
Open Research DataThe dataset includes data from the survey on the Gdańsk University of Technology graduates' from years 2017-2018 on their amount of monthly salary. The survey was conducted in the period from 2019 to 2020, two years after the respondents obtained graduate status. The research sample included 2909 respondents. To summarize, the Gdańsk University of Technology...
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The amount of monthly salary of Gdańsk University of Technology graduates’ – years 2010-2014
Open Research DataThe dataset includes data from the survey on the Gdańsk University of Technology graduates' from years 2010-2014 on their amount of monthly salary. The survey was conducted in the period from 2012 to 2016, two years after the respondents obtained graduate status. The research sample included 5367 respondents. To summarize, the Gdańsk University of Technology...
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Mechanical studies of poly(lactic acid)-carbon black-nanodiamond composites
Open Research DataThis dataset contains mechanical tests carried out on new 3D printing-dedicated composites with poly-lactic acid (PLA), carbon black (CB) and nanodiamond fillers. Two types of nanodiamonds were studied: detonation nanodiamonds (DND) and boron-doped carbon nanowalls (BCNW). The investigated techniques was dynamic mechanical analysis (DMA). The measurements...
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Acoustic emission signals in concrete beams under 3-point bending (beams #1, #2, #3)
Open Research DataThe DataSet contains the results of the mechanical behaviour of concrete beams with dimensions 40 x 40 x 160 cm3under the 3-point bending. The beams were made of concrete with the following ingredients: cement CEM I 42.5R (330 kg/m3), aggregate 0/2 mm (710 kg/m3), aggregate 2/8 mm (664 kg/m3), aggregate 8/16 mm (500 kg/m3), water (165 kg/m3) and super-plasticizer...
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CFD analysis of a flow in commutation window in PWK pump
Open Research DataThe included data is a result of CFD analysis of a flow in a commutation window in PWK pump. The results were obtained for different pressures, viscosities and geometrical parameters of the gap. All the rows and columns have descriptions similar as in PhD Thesis: "Kompensacja skoków ciśnienia w pompie tłoczkowej o zmiennej wydajności z rozrządem krzywkowym",...
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Sound signals generated during lapping of technical ceramics using electroplated tools with diamond grains
Open Research DataData contains the recordings of sound generated during single-sided lapping with the use of electroplated diamond tools. This relationship was examined with the use of spectral analysis of the sound signal in the frequency domain with a focus on the Ra parameter of the surface roughness. The estimated sound coefficient increased as the surface roughness...
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Inventory of the historic fences in Gdańsk-Wrzeszcz district, stage between the 2010-2015.
Open Research DataThe data presents architectural survey and inventory documentation of the historic fences in Gdańsk-Wrzeszcz district, stage from the period between 2010-2015. The survey and inventory works of architectural details at the turn of the 19th and 20th centuries are documented in the form of inventory drawings prepared by students of the Faculty of Architecture,...
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PULSE and ECG measurement from the hand with single fingers - elbows resting on the armrests of the chair - Man 29 age
Open Research DataThe data set presents the measurements of the pulse and the ECG signal from the hand made with the use of a proprietary measuring system based on the AD8232 chip, a set of green diode and a phototransistor made on the STM32 microcontroller. Thanks to such a constructed device, it is possible to measure the ECG signal in a non-standard way - from the...
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PULSE and ECG measurement from the hand with standing - hands resting on the device - Man 29 age
Open Research DataThe data set presents the measurements of the pulse and the ECG signal from the hand made with the use of a proprietary measuring system based on the AD8232 chip, a set of green diode and a phototransistor made on the STM32 microcontroller. Thanks to such a constructed device, it is possible to measure the ECG signal in a non-standard way - from the...
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PULSE and ECG measurement from the hand with elbows in the air - Woman 27 age
Open Research DataThe data set presents the measurements of the pulse and the ECG signal from the hand made with the use of a proprietary measuring system based on the AD8232 chip, a set of green diode and a phototransistor made on the STM32 microcontroller. Thanks to such a constructed device, it is possible to measure the ECG signal in a non-standard way - from the...
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PULSE and ECG measurement from the hand with standing - hands resting on the device - Woman 27 age
Open Research DataThe data set presents the measurements of the pulse and the ECG signal from the hand made with the use of a proprietary measuring system based on the AD8232 chip, a set of green diode and a phototransistor made on the STM32 microcontroller. Thanks to such a constructed device, it is possible to measure the ECG signal in a non-standard way - from the...
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PULSE and ECG measurement from the hand with standing - hands resting on the device - Woman 28 age
Open Research DataThe data set presents the measurements of the pulse and the ECG signal from the hand made with the use of a proprietary measuring system based on the AD8232 chip, a set of green diode and a phototransistor made on the STM32 microcontroller. Thanks to such a constructed device, it is possible to measure the ECG signal in a non-standard way - from the...
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PULSE and ECG measurement from the hand with elbows resting on the table top - Second Man 29 age
Open Research DataThe data set presents the measurements of the pulse and the ECG signal from the hand made with the use of a proprietary measuring system based on the AD8232 chip, a set of green diode and a phototransistor made on the STM32 microcontroller. Thanks to such a constructed device, it is possible to measure the ECG signal in a non-standard way - from the...
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PULSE and ECG measurement from the hand with single fingers - elbows resting on the armrests of the chair - Second Man 29 age
Open Research DataThe data set presents the measurements of the pulse and the ECG signal from the hand made with the use of a proprietary measuring system based on the AD8232 chip, a set of green diode and a phototransistor made on the STM32 microcontroller. Thanks to such a constructed device, it is possible to measure the ECG signal in a non-standard way - from the...
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PULSE and ECG measurement from the hand with elbows resting on the armrests of the chair - Woman 28 age
Open Research DataThe data set presents the measurements of the pulse and the ECG signal from the hand made with the use of a proprietary measuring system based on the AD8232 chip, a set of green diode and a phototransistor made on the STM32 microcontroller. Thanks to such a constructed device, it is possible to measure the ECG signal in a non-standard way - from the...
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PULSE and ECG measurement from the hand with elbows in the air - Man 29 age
Open Research DataThe data set presents the measurements of the pulse and the ECG signal from the hand made with the use of a proprietary measuring system based on the AD8232 chip, a set of green diode and a phototransistor made on the STM32 microcontroller. Thanks to such a constructed device, it is possible to measure the ECG signal in a non-standard way - from the...
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PULSE and ECG measurement from the hand with elbows resting on the table top - Man 29 age
Open Research DataThe data set presents the measurements of the pulse and the ECG signal from the hand made with the use of a proprietary measuring system based on the AD8232 chip, a set of green diode and a phototransistor made on the STM32 microcontroller. Thanks to such a constructed device, it is possible to measure the ECG signal in a non-standard way - from the...
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PULSE and ECG measurement from the hand with single fingers - elbows resting on the armrests of the chair - Woman 27 age
Open Research DataThe data set presents the measurements of the pulse and the ECG signal from the hand made with the use of a proprietary measuring system based on the AD8232 chip, a set of green diode and a phototransistor made on the STM32 microcontroller. Thanks to such a constructed device, it is possible to measure the ECG signal in a non-standard way - from the...
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PULSE and ECG measurement from the hand with elbows resting on the armrests of the chair - Second Man 29 age
Open Research DataThe data set presents the measurements of the pulse and the ECG signal from the hand made with the use of a proprietary measuring system based on the AD8232 chip, a set of green diode and a phototransistor made on the STM32 microcontroller. Thanks to such a constructed device, it is possible to measure the ECG signal in a non-standard way - from the...
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PULSE and ECG measurement from the hand with elbows to the body - Woman 27 age
Open Research DataThe data set presents the measurements of the pulse and the ECG signal from the hand made with the use of a proprietary measuring system based on the AD8232 chip, a set of green diode and a phototransistor made on the STM32 microcontroller. Thanks to such a constructed device, it is possible to measure the ECG signal in a non-standard way - from the...
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PULSE and ECG measurement from the hand with elbows resting on the table top - Woman 28 age
Open Research DataThe data set presents the measurements of the pulse and the ECG signal from the hand made with the use of a proprietary measuring system based on the AD8232 chip, a set of green diode and a phototransistor made on the STM32 microcontroller. Thanks to such a constructed device, it is possible to measure the ECG signal in a non-standard way - from the...
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PULSE and ECG measurement from the hand with elbows in the air - Second Man 29 age
Open Research DataThe data set presents the measurements of the pulse and the ECG signal from the hand made with the use of a proprietary measuring system based on the AD8232 chip, a set of green diode and a phototransistor made on the STM32 microcontroller. Thanks to such a constructed device, it is possible to measure the ECG signal in a non-standard way - from the...
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PULSE and ECG measurement from the hand with standing - hands resting on the device - Second Man 29 age
Open Research DataThe data set presents the measurements of the pulse and the ECG signal from the hand made with the use of a proprietary measuring system based on the AD8232 chip, a set of green diode and a phototransistor made on the STM32 microcontroller. Thanks to such a constructed device, it is possible to measure the ECG signal in a non-standard way - from the...
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PULSE and ECG measurement from the hand with elbows to the body - Second Man 29 age
Open Research DataThe data set presents the measurements of the pulse and the ECG signal from the hand made with the use of a proprietary measuring system based on the AD8232 chip, a set of green diode and a phototransistor made on the STM32 microcontroller. Thanks to such a constructed device, it is possible to measure the ECG signal in a non-standard way - from the...
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PULSE and ECG measurement from the hand with elbows to the body - Man 29 age
Open Research DataThe data set presents the measurements of the pulse and the ECG signal from the hand made with the use of a proprietary measuring system based on the AD8232 chip, a set of green diode and a phototransistor made on the STM32 microcontroller. Thanks to such a constructed device, it is possible to measure the ECG signal in a non-standard way - from the...
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PULSE and ECG measurement from the hand with elbows resting on the armrests of the chair - Man 29 age
Open Research DataThe data set presents the measurements of the pulse and the ECG signal from the hand made with the use of a proprietary measuring system based on the AD8232 chip, a set of green diode and a phototransistor made on the STM32 microcontroller. Thanks to such a constructed device, it is possible to measure the ECG signal in a non-standard way - from the...