Hae LUTPubista
Aineistot 11-20 / 46
Vahdon keskustan sähkönjakeluverkon saneeraussuunnitelma
(2015)
Vuoden 2013 sähkömarkkinalain uudistuksen myötä verkonhaltijoiden tulee varautua suurhäiriötilanteisiin aiempaa tehokkaammin. Lain toimitusvarmuusvaatimusten täyttäminen vaatii sähköverkkoyhtiöiltä entistä suurempia ...
Reducing auxiliary power of a fluid bed boiler island
(2015)
The aim of this thesis is to find and analyze different methods which reduce fluid bed boilers’ auxiliary power consumption. The objective is to examine the effects and feasibility of these methods.
The literature part ...
Analysis of PACTEL small break LOCA experiment using TRACE
(2015)
A small break loss-of-coolant accident (SBLOCA) is one of problems investigated in an NPP operation. Such accident can be analyzed using an experiment facility and TRACE thermal-hydraulic system code. A series of SBLOCA ...
Doubly fed wind turbine performance in variable grid conditions
(2015)
Wind turbines based on doubly fed induction generators (DFIG) become the most popular solution in high power wind generation industry. While this topology provides great performance with the reduced power rating of power ...
Uuden asuinalueen kaksisuuntaisen kaukolämpöratkaisun asiakastarveselvitys
(2015)
Rakennusten energiatehokkuustoimet, lähes nollaenergiarakentaminen sekä uusiutuvien lähienergiamuotojen markkinakasvu muuttavat kaukolämpöliiketoimintaa. Kaukolämpöyhtiön on pyrittävä kehittämään liiketoimintaansa energian ...
Optimization of PV and battery capacity for domestic purposes
(2015)
The usage of PV batteries nowadays became more and more widely spread. Due to the fact that the efficiency of modern PV is rising every year the prevalence of this source of energy is increasing. As the source of the energy ...
Design of the sensorless pressure control system for a centrifugal pump
(2015)
This thesis investigates the pressure-based control of a variable-speed-driven pump
system in the case of existing output pressure measurement and in the case of sensorless
system, where the actual output pressure value ...
Impacts of increased levels of wind penetration on the Electric Power System of the Åland Islands
(2015)
The application of VSC-HVDC technology throughout the world has turned out to be an efficient solution regarding a large share of wind power in different power systems. This technology enhances the overall reliability of ...
Characterization of amine-based CO2 adsorbent for Direct Air Capture
(2015)
Direct air capture technologies extract CO2 from air at a concentration of as low as 400ppm. The captured CO2 can be used for the production of synthetic methane or liquid fuels. In the literature survey of this thesis, ...
Control of a line robot system with Embedded Linux
(2015)
Many, if not all, aspects of our everyday lives are related to computers and control. Microprocessors
and wireless communications are involved in our lives. Embedded systems are
an attracting field because they combine ...