Essays about: "Carbon flow analysis"

Showing result 1 - 5 of 82 essays containing the words Carbon flow analysis.

1. 1. Hydrogen Pipeline Infrastructure Design for Germany in 2045

   University essay from KTH/Skolan för industriell teknik och management (ITM)

   Author : Flora Marianne von Mikulicz-Radecki; [2023]
   Keywords : Hydrogen Transport Infrastructure; Pipeline Networks; Retrofitting; Infrastructure Planning; Peak Hour Hydrogen Demand; Utilization Rate; Costs of Avoided Emissions; Carbon Neutrality; Infrastruktur för vätgastransport; rörledningsnät; eftermontering; infrastrukturplanering; efterfrågan på vätgas under m;

   Abstract : Germany’s commitment to carbon neutrality by 2045 underscores the need for climate action, with hydrogen’s multiple uses in industry, transport, and energy offering a viable solution. Efficient retrofitting of the extensive natural gas pipeline network can enable hydrogen to be transported from supply to demand centers. READ MORE

3. 2. Biochar and district heating : The path to negative emissions

   University essay from Uppsala universitet/Institutionen för samhällsbyggnad och industriell teknik

   Author : Amanda Widlund; Thomas Norström; William Isaksson; Andreas Andersson; [2023]
   Keywords : biochar; pyrolysis; climate impact; carbon sink; district heating;

   Abstract : Uppsala Kommun is developing a new city district called Sydöstra staden (SÖS) as an innovative and transformative city district. A technical supply system that aligns with the district’s goals is pyrolysis. Pyrolysis is a process where biomass is heated without the supply of oxygen. READ MORE

4. 3. Yearly distribution and composition of per- and polyfluoroalkyl substances (PFAS) in Luleå wastewater treatment plant

   University essay from Luleå tekniska universitet/Institutionen för samhällsbyggnad och naturresurser

   Author : Moa Sjöberg; [2023]
   Keywords : PFAS; WWTP; Wastewater treatment; Consumer products; Precursors;

   Abstract : PFAS (per- and polyfluoroalkyl substances) are a large group of substances that are used in a large variety of products because of their unique water and dirt repellent properties. The substances are extremely persistent and can spread over large distances in groundwater, surface water, and in the air, which makes them an environmental and a health concern. READ MORE

5. 4. The Potential of Dissolved Air Flotation for PFAS Reduction in Norrvatten's Future Waterworks

   University essay from KTH/Kemiteknik

   Author : Madeleine Vikström; [2023]
   Keywords : PFAS4; drinking water production; dissolved air flotation; granular activated carbon filter; sludge management; PFAS4; dricksvattenproduktion; flotation; granulärt aktivt kolfilter; slamhantering;

   Abstract : Norrvatten är en av Sveriges största dricksvattenproducenter. Med ett ökande behov av en större produktionskapacitet och nya regleringar, planerar dem att förbättra sin reningsprocess. En aspekt som kräver omfattande undersökning är val av reningsmetod för att nå den nya gränsen från Livsmedelsverket för fyra PFAS kemikalier. READ MORE

6. 5. Design of a lightweight toothbrush with low environmental impact

   University essay from Lunds universitet/Innovation

   Author : Johan Hammarberg; [2023]
   Keywords : Product development; Injection molding; Dental products; Toothbrush handle; Mold flow analysis; Technology and Engineering;

   Abstract : The work presented in this report investigates how a toothbrush can be designed to be lightweight and at the same time fast to manufacture. If a low weight and short manufacturing time can be obtained, several other advantages can be had, such as reduced carbon dioxide footprint, less need of material, and more cost-efficient manufacturing. READ MORE