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Wyszukujesz frazę "Gonet, T." wg kryterium: Autor


Wyświetlanie 1-12 z 12
Tytuł:
Analysis of inaccuracy of determining a directional borehole axis
Autorzy:
Topolski, T.
Gonet, A.
Stryczek, S.
Powiązania:
https://bibliotekanauki.pl/articles/299106.pdf
Data publikacji:
2015
Wydawca:
Akademia Górniczo-Hutnicza im. Stanisława Staszica w Krakowie. Wydawnictwo AGH
Tematy:
directional drilling
trajectory borehole
Opis:
The development of directional drilling made designers work out numerous measurement devices for spatial location of the borehole axis. The borehole trajectory can be determined on the basis of very accurate calculation methods. The authors present a brief characteristic of devices for measuring dogleg angle and azimuths as well as methods for calculating the spatial placement of borehole axis, i.e.: – average angle method, – tangential method, modified to balanced tangential method, – radius of curvature method (RCM), – minimum curvature method. Calculations and graphical representations of deviations obtain ed with these four methods were performed for three selected trajectories of borehole axes (2D), increase/decrease of dogleg angle and 3D, increase/decrease of dogleg angle and azimuth with the use of COMPASS software (part of Halliburton Landmark package).
Źródło:
AGH Drilling, Oil, Gas; 2015, 32, 3; 589-603
2299-4157
2300-7052
Pojawia się w:
AGH Drilling, Oil, Gas
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Magazynowanie w górotworze ciepła pochodzącego z różnych źródeł
Underground thermal energy storage from various sources
Autorzy:
Gonet, A.
Śliwa, T.
Hendel, J.
Powiązania:
https://bibliotekanauki.pl/articles/299153.pdf
Data publikacji:
2012
Wydawca:
Akademia Górniczo-Hutnicza im. Stanisława Staszica w Krakowie. Wydawnictwo AGH
Tematy:
geoenergetyka
geotermia
pompy ciepła
otworowe wymienniki ciepła
magazynowanie energii
geothermics
geothermal energy
heat pumps
borehole thermal energy storage
thermal energy storage
Opis:
W artykule przedstawiono najbardziej popularne metody magazynowania energii w górotworze. Scharakteryzowano magazyny wykorzystujące otworowe wymienniki ciepła (BTES - Borehole Thermal Energy Storage) lub warstwy zawodnione (ATES - Aquifer Thermal Energy Storage). Wskazano liczne źródła zbędnej energii odpadowej w zakładach przemysłowych. Pokrótce opisano doświadczenia krajów pionierskich w dziedzinie technologii UTES (Underground Thermal Energy Storage). Autorzy udowodnili konieczność magazynowania energii, wskazali korzyści i bezpieczeństwo układów UTES oraz przedstawili jak wydział Wiertnictwa, Nafty i Gazu AGH włączył się w proces lepszego poznania i opisania zjawisk towarzyszących procesowi magazynowania energii w górotworze i jego efektywności.
The most popular methods of subsurface energy storage has been presented within the article. The result was a characterization of two storage methods, which are using either borehole heat exchangers (BTES - Borehole Thermal Energy Storage) or layers of aquifers (ATES - Aquifer Thermal Energy Storage). Many sources of waste energy in industrial facilities were pointed out. Furthermore, a brief description was made on the experiences concerning the UTES technology (Underground Thermal Energy Storage) in the pioneers countries. Authors have demonstrated the necessity for energy storage, benefits were indicated and also safety of the UTES systems. Involvement of AGH Faculty of Drilling, Oil and Gas in the process of better understanding, describing the phenomena accompanying the process of energy storage in the subsurface and its effectiveness was also mentioned.
Źródło:
AGH Drilling, Oil, Gas; 2012, 29, 1; 135-144
2299-4157
2300-7052
Pojawia się w:
AGH Drilling, Oil, Gas
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Hydraulic fracturing in systems of geothermal energy utilization (EGS, HDR)
Autorzy:
Śliwa, T.
Szura, M.
Gonet, A.
Sapińska-Śliwa, A.
Powiązania:
https://bibliotekanauki.pl/articles/299111.pdf
Data publikacji:
2012
Wydawca:
Akademia Górniczo-Hutnicza im. Stanisława Staszica w Krakowie. Wydawnictwo AGH
Tematy:
geoenergetics
boreholes
hydraulic fracturing
Enhanced Geothermal System (EGS)
HDR
geoenergetyka
spękanie hydrauliczne
otwory wiertnicze
Opis:
This work reviews possibility of using the heat from impermeable hot dry rock formations. Significant development in hydraulic fracturing technique in a last few years have a result in making accessible sources of energy from impermeable rocks, including hot dry rocks, which wasn't possible before. This paper presents the idea of utilization the EGS system which is based on forced and closed water circulation in a natural and permeable geological reservoir or in a reservoir, where the fractured zone was created artificially by for example hydraulic fracturing treatment. The article shows also an examples of recent EGS/HDR systems around the world.
Źródło:
AGH Drilling, Oil, Gas; 2012, 29, 3; 433-437
2299-4157
2300-7052
Pojawia się w:
AGH Drilling, Oil, Gas
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Rock mass thermal analysis in underground thermal energy storage (UTES)
Autorzy:
Śliwa, T.
Skowroński, D.
Gonet, A.
Sapińska-Śliwa, A.
Powiązania:
https://bibliotekanauki.pl/articles/299100.pdf
Data publikacji:
2012
Wydawca:
Akademia Górniczo-Hutnicza im. Stanisława Staszica w Krakowie. Wydawnictwo AGH
Tematy:
underground thermal energy storage (UTES)
borehole heat exchangers (BHE)
heat pumps
geoenergetics
geoenergetyka
pompy cieplne
podziemne źródła energii cieplnej
Opis:
In the article, there has been described research conducted in underground thermal energy storage (UTES). There have been also presented temperature measurements led in thermo-piezometric boreholes. On the basis of the measurements, the correctness assessment of borehole heat exchangers (BHE) arrangement has been accomplished.
Źródło:
AGH Drilling, Oil, Gas; 2012, 29, 2; 375-388
2299-4157
2300-7052
Pojawia się w:
AGH Drilling, Oil, Gas
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Categorization of the drilling waste as a criterion of selecting the methods of their detoxication, recovery and management
Autorzy:
Gonet, A.
Fijał, J.
Jamrozik, A.
Stryczek, S.
Bilstad, T.
Powiązania:
https://bibliotekanauki.pl/articles/298605.pdf
Data publikacji:
2016
Wydawca:
Akademia Górniczo-Hutnicza im. Stanisława Staszica w Krakowie. Wydawnictwo AGH
Tematy:
categorization waste
drilling waste
management drilling waste
Opis:
Being aware of the problems affecting our environment, novel technological solutions have been dealt with to improve its quality. Mining is a sector generating substantial volume of waste and it also refers to drilling operations. On the basis of laboratory investigations and the analyses of legal regulations, three categories of drilling waste have been distinguished depending on the environmental impact of the waste and on the potential technologies of their treating and successful utilizing. The essentials of the solutions proposed have been presented and for each of the categories a processing flow chart has been prepared. At the ends of the processing lines, the flow charts specify the possibilities of utilization of the final products.
Źródło:
AGH Drilling, Oil, Gas; 2016, 33, 2; 447-454
2299-4157
2300-7052
Pojawia się w:
AGH Drilling, Oil, Gas
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
New borehole heat exchangers in the Geoenergetics Laboratory at the Faculty of Drilling, Oil and Gas, AGH UST in Krakow
Autorzy:
Śliwa, T.
Gonet, A.
Sojczyńska, A.
Złotkowski, A.
Kowalski, T.
Sapińska-Śliwa, A.
Powiązania:
https://bibliotekanauki.pl/articles/2052223.pdf
Data publikacji:
2020
Wydawca:
Akademia Górniczo-Hutnicza im. Stanisława Staszica w Krakowie. Wydawnictwo AGH
Tematy:
Laboratory of Geoenergetics
geothermal energy
geoenergetics
borehole heat exchangers
thermal response test
geothermics
Opis:
The Geoenergetics Laboratory at the Faculty of Drilling, Oil and Gas in Krakow is presented in this paper to mark its 10th anniversary. The origins of the Laboratory, its equipment and the design of borehole heat exchangers belonging to the field research station are also discussed. Recently, the construction of 14 new borehole heat exchangers was designed and the boreholes will be drilled in the area of AGH University. They will perform heating and cooling for the new S1 building of the University. Every borehole heat exchanger will be tested, with the effective thermal conductivity and borehole thermal resistivity calculated after a thermal response test on every borehole. The difference between boreholes should show the difference of borehole thermal resistivity, but the effective thermal conductivity should be the same.
Źródło:
AGH Drilling, Oil, Gas; 2018, 35, 4; 5-12
2299-4157
2300-7052
Pojawia się w:
AGH Drilling, Oil, Gas
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Geological and drilling aspects of construction and exploitation geothermal systems HDR/EGS
Autorzy:
Sapińska-Śliwa, A.
Kowalski, T.
Knez, D.
Śliwa, T.
Gonet, A.
Bieda, A
Powiązania:
https://bibliotekanauki.pl/articles/298836.pdf
Data publikacji:
2015
Wydawca:
Akademia Górniczo-Hutnicza im. Stanisława Staszica w Krakowie. Wydawnictwo AGH
Tematy:
hot dry rocks
geothermal energy
fracturing of rocks
enhanced geothermal systems
Opis:
The article presents an overview of developing unconventional geothermal systems, such as Hot Dry Rock Systems (HDR), where is used the heat of dry rock and enhanced system with smali water tributary called Enhanced Geothermal Systems (EGS). These systems provide utilization of geothermal energy in reservoirs (i.a. granites) where conventional methods are not possible to use. Operation HDR/EGS involves the use rock heating through warming medium, which flowing between the production and injection boreholes. In most cases medium introduced artifically by hydraulic fracturing. Currently, most of the projects HDR/EGS is in the implementation phase. Based on gathered materials an analysis of the construction and exploitation geothermal systems. Take into account geological and drilling aspects.
Źródło:
AGH Drilling, Oil, Gas; 2015, 32, 1; 49-63
2299-4157
2300-7052
Pojawia się w:
AGH Drilling, Oil, Gas
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Characteristics of oil based muds and influence on the environment
Autorzy:
Jamrozik, A.
Protasova, E.
Gonet, A.
Bilstad, T.
Żurek, R.
Powiązania:
https://bibliotekanauki.pl/articles/298968.pdf
Data publikacji:
2016
Wydawca:
Akademia Górniczo-Hutnicza im. Stanisława Staszica w Krakowie. Wydawnictwo AGH
Tematy:
oil based muds
drilling waste
toxicity
Opis:
Oil based muds (OBM) are highly important in well drilling. Water based muds (WBM) and synthetic based muds are not providing sufficient qualities in fulfilling all of the functions of OBM. OBMs ensure more efficient drilling but also disadvantages such as higher initial cost, more stringent pollution controls and reduced effectiveness of some logging tools. Expenses for mud are reaching 10–15% of total well cost. However, high costs are still low compared to expenses for corrective measures in the case of using mud with poor properties, which could lead to drilling disruption as well as excessive time and cost. OBM and cuttings are saturated with toxic compounds and if discharging to sea poses ecological threats. Perhaps the most hazardous oil component for aquatic organisms are low-boiling aromatics, which consist of benzenes and naphthalenes both soluble in water. Additionally, the higher-boiling aromatic fractions are of high environmental interest due to their persistence in sediments, leading to enzyme induction, cellular dysfunctions, genetic alterations, and chronic effects on organisms. There is a difference in volume of generated waste between using water- and oil-based muds. WBM produces 7,000–13,000 bbl of waste per well. Depending on well depth and diameter 1,400–2,800 bbl are drill cuttings. OBM generates mush less waste as the mud is usually recycled and only drill cuttings with volumes of 2,000–8,000 bbl per well need treatment prior discharge. This paper discusses the hazardous effect of toxic compounds in OBM and evaluates the efficiency of different OBM treatment towards zero discharge.
Źródło:
AGH Drilling, Oil, Gas; 2016, 33, 4; 681-691
2299-4157
2300-7052
Pojawia się w:
AGH Drilling, Oil, Gas
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Badania świeżych zaczynów uszczelniających do wypełniania otworowych wymienników ciepła
Test of fresh cement slurries for borehole heat exchangers
Autorzy:
Sapińska-Śliwa, A.
Stryczek, S.
Gonet, A.
Mimier, Ł.
Śliwa, T.
Powiązania:
https://bibliotekanauki.pl/articles/299104.pdf
Data publikacji:
2012
Wydawca:
Akademia Górniczo-Hutnicza im. Stanisława Staszica w Krakowie. Wydawnictwo AGH
Tematy:
zaczyny uszczelniające
otworowe wymienniki ciepła
geoenergetyka
geoenergetics
sealing slurries
borehole heat exchangers
Opis:
Badania świeżych zaczynów cementowych obejmowały dostępne na polskim rynku mieszanki do cementowania otworowych wymienników ciepła. Badania przeprowadzone w Laboratorium Płynów Wiertniczych na Wydziale Wiertnictwa, Nafty i Gazu AGH w Krakowie, wykonano na takich produktach jak: ThermoCem Plus, Hekoterm, Stuwa Therm 2000. Przygotowano różne receptury tych produktów oraz testowano ich gęstość, rozlewność, lepkość umowną, pH filtratu, filtrację rzeczywistą (właściwą), odstój oraz właściwości reologiczne takie jak lepkość pozorna, lepkość plastyczna i granica płynięcia. Najlepsze wyniki uzyskano dla ThermoCem Plus. Dwie pozostałe mieszanki, które najprawdopodobniej bazują na piasku kwarcytowym, cechowały się słabą przetłaczalnością. Za pomocą numerycznego programu komputerowego Rheo Solution dobrano optymalny model reologiczny dla ThermoCemu Plus, gdyż tylko ten zaczyn spełniał kryteria zaczynu cementu wiertniczego. Program dopasował do badanego zaczynu model Herschleya-Bulkleya.
Research on fresh cement slurries, included mixtures available on Polish market. Tests made in laboratory of Drilling Fluids on Drilling, Oil and Gas Faculty AGH in Cracow. Cement slurries which were testing were: ThermoCem Plus, Hekoterm and Sffiwa Therm 2000. Various recipes were prepared. Focused on the testing density, fluidity, pH of the filtrate, conventional viscosity, effective filtration, sedimentation and rheological properties. ThermoCem Plus best met all the parameters. The other products, which probably based on quartz sand, were characterized by pour flow properties. Only ThermoCem could be classified as drilling cement. Special computer program - Rheo Solution was used for choose the best rheological model. The best model was Herschley-Bulkley's model.
Źródło:
AGH Drilling, Oil, Gas; 2012, 29, 1; 271-283
2299-4157
2300-7052
Pojawia się w:
AGH Drilling, Oil, Gas
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Demand for heat from rock mass and borehole heat exchangers for a ventilation system in case of the auditorium at the Faculty of Drilling, Oil and Gas at AGH UST in Krakow
Autorzy:
Hendel, J.
Śliwa, T.
Gonet, A.
Łuczak, R.
Gałuszka, Ł.
Kowalczyk, J.
Powiązania:
https://bibliotekanauki.pl/articles/298617.pdf
Data publikacji:
2016
Wydawca:
Akademia Górniczo-Hutnicza im. Stanisława Staszica w Krakowie. Wydawnictwo AGH
Tematy:
geothermics
heat demand
ventilation
calculation of thermal balance
heat pumps
Opis:
While calculating the heat demand for a ventilation system, the average monthly dry-bulb temperature is taken as the external temperature. While analysing a facility for public use, dedicated for 150 people and possessing a large share of transparent external walls it was shown, that using an hourly temperature in calculations, the obtained total energy demand (i.e. for heating and air conditioning) is 22% higher than the result obtained while taking into account an average monthly temperature. The obtained result points out the necessity of an individual approach to any large room, taking into consideration a temperature in a period of time significantly shorter than one month.
Źródło:
AGH Drilling, Oil, Gas; 2016, 33, 2; 223-235
2299-4157
2300-7052
Pojawia się w:
AGH Drilling, Oil, Gas
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The analysis of heating output evaluation methods for borehole heat exchangers
Autorzy:
Śliwa, T.
Grygieńcza, A.
Bieda, A.
Sapińska-Śliwa, A.
Gonet, A.
Jaszczur, M.
Kowalski, T.
Powiązania:
https://bibliotekanauki.pl/articles/299135.pdf
Data publikacji:
2016
Wydawca:
Akademia Górniczo-Hutnicza im. Stanisława Staszica w Krakowie. Wydawnictwo AGH
Tematy:
borehole heat exchanger
geoenergetics
heat pumps
thermal response test
Opis:
Projects involving borehole heat exchangers more often need to undergo a series of tests before implementation. Inserted pipes and cement in the borehole may have diff erent thermal properties. Until recently, such values were determined in approximate, based on values taken from the literature. Special methods are used more often to perform this type of work in order to correctly determine the properties of a borehole heat exchanger. The aim of the study was to present an analysis of thermal properties of borehole heat exchangers with the main emphasis on parameters such as thermal conductivity and thermal resistance. The analyzed data was obtained through the use of three methods:– analysis of the lithological profi le with rock conductivity based on the literature,– analysis of natural temperature profi le in aborehole heat exchanger (logger NIMO-T),– thermal response test.
Źródło:
AGH Drilling, Oil, Gas; 2016, 33, 3; 579-594
2299-4157
2300-7052
Pojawia się w:
AGH Drilling, Oil, Gas
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Specifying the number of borehole heat exchangers based on thermal response test and geoenergetic analysis
Autorzy:
Śliwa, T.
Sapińska-Śliwa, A.
Gonet, A.
Jezuit, Z.
Bieda, A.
Kowalski, T.
Ozimek, J.
Złotkowski, A.
Powiązania:
https://bibliotekanauki.pl/articles/298689.pdf
Data publikacji:
2017
Wydawca:
Akademia Górniczo-Hutnicza im. Stanisława Staszica w Krakowie. Wydawnictwo AGH
Tematy:
geoenergetics
borehole heat exchangers
geothermal heat pumps
Opis:
For the correct design, the number and the location of borehole heat exchangers, it is necessary to know thermal properties of rocks and the exchanger. This applies particularly to larger installations, more than 100 kW. One of the methods of determining these values is Thermal Response Test. This method is based on measurements in the first drilled borehole heat exchanger. Based on results of the TRT geothermal analysis is made. The analysis defines: the number of wells, the arrangement of wells, and the parameters of temperature of heat carrier after long-term use. This analysis based on calculations using specialist software. This paper presents the determination of the number of borehole heat exchangers and working conditions (temperature of the heat carrier) of an underground heat reservoir accessed using borehole heat exchangers for the building of the Primary School in Myszków.
Źródło:
AGH Drilling, Oil, Gas; 2017, 34, 1; 273-290
2299-4157
2300-7052
Pojawia się w:
AGH Drilling, Oil, Gas
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-12 z 12

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