The Infona portal uses cookies, i.e. strings of text saved by a browser on the user's device. The portal can access those files and use them to remember the user's data, such as their chosen settings (screen view, interface language, etc.), or their login data. By using the Infona portal the user accepts automatic saving and using this information for portal operation purposes. More information on the subject can be found in the Privacy Policy and Terms of Service. By closing this window the user confirms that they have read the information on cookie usage, and they accept the privacy policy and the way cookies are used by the portal. You can change the cookie settings in your browser.
In searching for the optimal use of the railway company's financial resources (PKP PLK) and the time of planning the repairs of the tracks, a track durability model was created. The model in its assumptions is based on the technical and operational parameters of the railway line No. 131. The article presents two variants of the process of track durability. The first variant concerns the cleaning of...
W artykule przeprowadzono ocenę wpływu wybranych parametrów technicznych, eksploatacyjnych i cenowych na wskaźniki opłacalności budowy gazowych układów kogeneracyjnych małej mocy. Analizy dokonano na przykładzie układu CHP z gazowym silnikiem tłokowym lub turbiną gazową zasilanych gazem ziemnym systemowym lub gazem z odmetanowania kopalni. Określono wpływ sprawności elektrycznej modułu CHP i eksploatacyjnego...
The paper presents the characteristic of the sewage-treatment plant in Sierpc. We performed the cycle of thorough study in the sewage treatment plant: the flow of sewage in 1999-2002, concentrations and load parameters: BZT5, ChZT, nitrogen, phosphorus and suspension contained in sewage discharge and supply, reduction of concentration and reduction of load of all the parameters.
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.