Essays about: "gruva"

Showing result 1 - 5 of 18 essays containing the word gruva.

1. 1. Best practices for automation implementation in the underground mining industry

   University essay from Luleå tekniska universitet/Institutionen för ekonomi, teknik, konst och samhälle

   Author : Oscar Lagerqvist; [2023]
   Keywords : Automation; Mining; Implementation;

   Abstract : Automation är nästa stora steg för gruvindustrin. Genom att implementera automation i de processer som finns i gruvindustrin så kan gruvor öka produktiviteten av sina maskiner, gruvor kommer kunna bättre planera för de material, utrustning och personal som används för att öka effektiviteten, automation kommer även möjliggöra att gruvorna kan bättre förutse när maskiner kommer behöva underhåll, samt att automation ökar säkerheten då det minskar behovet för att ha människor på plats i gruvan. READ MORE

3. 2. Rare Earth Triflate/Alanine Catalysed Diels-Alder and Michael Reactions in Water and an Alternative Pyrrole Synthesis

   University essay from Lunds universitet/Centrum för analys och syntes

   Author : Albin Olsson; [2022]
   Keywords : Water; Green Chemistry; Synthesis; Organic Chemistry; Chemistry;

   Abstract : Large amounts of organic solvents are used within the field of chemistry and nearly everything is being discarded and is not reused. A way to reduce the environmental impact that this leads to is to use a safe and natural solvent that is easy to access, like water. READ MORE

4. 3. Sensor fusion between positioning system and mixed reality

   University essay from Linköpings universitet/Tekniska fakulteten; Linköpings universitet/Institutionen för datavetenskap

   Author : Anton Lifwergren; Jonsson Jonatan; [2022]
   Keywords : Sensor Fusion; MR; Mixed Reality; AR; Augmented Reality; Positioning; Local Positioning System; Transformation; Mining; Sensorfusion; MR; Mixed Reality; AR; Augmented Reality; Lokalt Positionerings System; Positionering; Transformation; Gruva;

   Abstract : In situations where we want to use mixed reality systems over larger areas, it is necessary for these systems to maintain a correct orientation with respect to the real world. A solution for synchronizing the mixed reality and the real world over time is therefore essential to provide a good user experience. READ MORE

5. 4. Groundwater flooding in a Moldovan limestone mine : An investigation into the limestone aquifer in Chisinau andsustainable solutions to mine dewatering

   University essay from KTH/Hållbar utveckling, miljövetenskap och teknik

   Author : Erik Tobin; [2022]
   Keywords : groundwater; hydrogeology; limestone; mine; Moldova; Chisinau; grundvatten; hydrogeologi; kalksten; gruva; Moldavien; Chisinau;

   Abstract : This work aimed to investigate the groundwater situation in and around Mina din Chisinau, an underground limestone mine in Chisinau, Moldova, in order to contribute to a sustainable solution to its flooding problem. Work on-site was done including visits inside the mine, to points of hydrogeological relevance to the mine, well inventories/search, and an attempt at an infiltration test. READ MORE

6. 5. 3D Geological Modelling of the Subsurface Adjacent to Cementa’s Quarry in Skövde, Sweden

   University essay from Uppsala universitet/Institutionen för geovetenskaper

   Author : Minna Larsson; [2022]
   Keywords : 3D model; limestone; cement production; resistivity; photogrammetry; Skövde; 3D modell; kalksten; cementproduktion; resistivitet; fotogrammetri; Skövde;

   Abstract : Limestone is one of the main components of cement production. Limestone has been quarried in Skövde, Sweden, since the end of 19th century and Cementa AB has been operating the quarry since 1973. Aside from limestone, there are also Alum shale of Cambrian age, mudstones as well as bentonite layers of Ordovician age present in the quarry. READ MORE