Haku
Viitteet 30661-30670 / 31051
Vesistön lämpöenergian hyödyntäminen kelluvan lämmönsiirtimen avulla
(2020)
Insinöörityön aiheena oli suomalaisen Geo-Pipe Oy:n kehittämän vesistölämmönvaihtimen hyödyntäminen merikylpylä Allas Sea Poolissa. Kaukolämmöllä lämmitettävien uima-altaiden lämmitys pyritään tulevaisuudessa korvaamaan ...
Developing a Map Application Utilizing Collected Environmental Data
(2019)
This thesis aimed to develop a mapping application and website which utilized the environ-mental data (temperature, humidity, light level). The Android Application was developed by Java in Android Studio and the website ...
Nutrient Limitation of Phytoplankton in Helsinki Coastal Region
(Metropolia Ammattikorkeakoulu, 2014)
Bioassay factorial design experiments were carried out to study the limiting nutrient in Helsinki coastal area during the summer of 2013. The study also focused on finding out cost effective methods for modelling the ...
Analysis of microplastics and their removal from water
(Metropolia Ammattikorkeakoulu, 2017)
Removal of microplastics from water was studied using extraction with oil. The aim of the thesis was to remove microplastics from water using an organic medium, and to analyse the amount of microplastics in the media ...
Calibration of Water Quality Sensors; Pulp and Paper Mills
(Metropolia Ammattikorkeakoulu, 2016)
This thesis is a study of product prototype and provides an overview for the prospective user. The provided two different sensors were calibrated to check the accuracy of their measurements; results were also compared with ...
Social and Economic Benefits of Bio-gas Usage in Nepal : A case study on Arba Village
(Metropolia Ammattikorkeakoulu, 2018)
In this thesis, an attempt was made to highlight the potential of biogas as a substitute of traditional and commercial fuel mostly used for cooking and water heating in Arba village in the hills of Pokhara, Gandaki, Nepal. ...
Reuse Possibilities for Elemental Sulfur Sludge
(Metropolia Ammattikorkeakoulu, 2015)
Gas collected from the landfill for power generation at Ämmässuo contains hydrogen sulfide, a toxic gas formed from decomposing organic matter. Hydrogen sulfide will form sulfuric acid in the presence of water vapor and ...
Merikonttiin rakennetut aurinkoenergia- ja käänteisosmoosijärjestelmät
(Metropolia Ammattikorkeakoulu, 2019)
Tämän opinnäytetyön tarkoituksena oli selvittää, millaisia merikonttiin rakennettuja aurinkoenergia- ja käänteisosmoosijärjestelmiä on olemassa. Opinnäytetyön tarkoituksena oli myös suunnitella erilaisia merikonttiratkaisuja, ...
Kunnossapitoluokitus kevyen liikenteen väylille
(2019)
Insinöörityön tavoitteena oli saada Vantaan kaupungin urakka-alueille samanlaiset kunnossapitoluokitukset kevyen liikenteen väylille kuten ajoradoillekin on jo tehty. Aiheidea tuli Vantaan kaupungilta, koska kevyen liikenteen ...
Validation of a sensor measuring suspended solids by attenuation of infrared light
(Metropolia Ammattikorkeakoulu, 2017)
In this thesis, a real-time suspended solids sensor, designed and manufactured by a Finnish company Langis Oy, is tested, and validated. Testing was conducted in Metropolia Leiritie laboratories during April-June 2017. ...









