Browsing by Contributor "Montañá Puig, Juan"
Now showing items 1-20 of 36
-
Análisis de la actividad de rayos y de tormentas relacionadas con la producción de rayos gamma terrestres
(Universitat Politècnica de Catalunya, 2015-03-05)
Doctoral thesis
Open AccessTerrestrial Gamma ray Flashes (TGFs) have been known since 20 years ago, but since the first moment of the discovery it was clear that they were related to lightning and thunderstorms. The latest studies revealed that TGFs ... -
Aportación al análisis de la distribución de corriente del rayo en palas de aerogenerador equipadas con fibra de carbono
(Universitat Politècnica de Catalunya, 2021-08-04)
Doctoral thesis
Open AccessThis doctoral thesis investigates the current distribution in a wind turbine blade when it is struck by lightning. The thesis focuses on the problem of current distribution in blades with carbon fiber spar caps. In the ... -
Caracterización de la electrificación de tormentas para su aplicación en procesos de sistemas de alerta: el caso de aerogeneradores y otras infraestructuras elevadas
(Universitat Politècnica de Catalunya, 2021-11-12)
Doctoral thesis
Open AccessIn an increasingly technological society,vulnerability to the effects of lightning is also increasing. The implementation of monitoring and surveillance systems in real time of lightning activity can greatly improve the ... -
Corona discharges from grounded rods and 337/777 nm emissions of laboratory long sparks
(Universitat Politècnica de Catalunya, 2022-03-04)
Doctoral thesis
Open AccessThis thesis presents an investigation on the signatures of corona discharges from grounded rods under thunderstorms and in the laboratory, with optical detections in the 337/777 nm wavelengths for high voltage sparks. This ... -
Design of a field mill sensor to be used in an UAV platform for charge control research. Field meal sensor
(Universitat Politècnica de Catalunya, 2020-11-09)
Bachelor thesis
Open AccessNowadays in aviation lightning safety efforts are focused on limiting the damage done to an aircraft when struck, and very little research on the reduction of lightning strikes has been carried out. Studies show that ... -
Design of a launch system for a scientific fix wing UAV without undercarriage
(Universitat Politècnica de Catalunya, 2021-06)
Bachelor thesis
Open AccessThe general objective is to design the electric system of a vehicle (‘dolly’ type) for take-off of scientific fix wing UAV without undercarriage. The system shall ensure stability of the dolly/aircraft during rolling-take-off ... -
Design of an apparatus for measuring atmospheric electrostatic fields
(Universitat Politècnica de Catalunya, 2014-06-20)
Bachelor thesis
Restricted access - author's decisionThe sky has always been something that the human race has tried to understand and use, in the first moments trying to imitate the birds and a way to fly and some steps further studying their composition; what we use to ... -
Development of a VHF broadband interferometer to investigate unsolved lightning phenomena: high-energy radiation from lightning strikes and multi-stroke positive cloud-to-ground flashes
(Universitat Politècnica de Catalunya, 2022-10-28)
Doctoral thesis
Open Access(English) The aim of this thesis work is the development of a VHF broadband interferometer for lightning research. The observations with this instrument allowed us to investigate some unsolved aspects of lightning related ... -
Diseño de un laboratorio de vehículos eléctricos
(Universitat Politècnica de Catalunya, 2017-06-30)
Bachelor thesis
Restricted access - author's decision -
Diseño de un panel para monitorización de variables del vehículo eléctrico del laboratorio
(Universitat Politècnica de Catalunya, 2018-10)
Bachelor thesis
Restricted access - author's decision -
Disseny d'una bancada per a pràctiques i recerca de vehicles elèctrics
(Universitat Politècnica de Catalunya, 2013-12)
Bachelor thesis
Restricted access - author's decision -
Disseny d’un sistema de supervisió d’alimentació d’instruments de mesura de baix soroll
(Universitat Politècnica de Catalunya, 2022-02-04)
Bachelor thesis
Open AccessQuan es volen mesurar certs fenòmens, el soroll electromagnètic en l’alimentació pot ser un element que s’ha d’evitar el màxim possible. Per exemple, els sensors de mesura de camp electromagnètic en el rang ELF-VLF del ... -
Estudi de descàrregues elèctriques atmosfèriques sobre aerogeneradors
(Universitat Politècnica de Catalunya / Universitat de Barcelona, 2013-06)
Master thesis
Open Access -
Estudi de la implementació del control vectorial d’un motor PMSM mitjançant dSPACE
(Universitat Politècnica de Catalunya, 2019-07-16)
Master thesis
Open AccessEns ha tocat viure el final de la època dels combustibles fòssils i el començament de la era de les energies alternatives i els mètodes de propulsió alternatius. Per tot això resulta interessant l’estudi d’aquests mètodes ... -
Estudio de descargas eléctricas atmosféricas sobre aerogeneradores. Parte II
(Universitat Politècnica de Catalunya / Universitat de Barcelona, 2013)
Master thesis
Open AccessLa norma IEC 61400-24:2010 Aerogeneradores - Parte 24: Protección contra el rayo establece una metodología base para la estimación de descargas atmosféricas sobre aerogeneradores individuales. Pero no establece de forma ... -
Estudio de un sistema inalámbrico aplicado a vehículos eléctricos
(Universitat Politècnica de Catalunya, 2014-05)
Bachelor thesis
Restricted access - author's decisionEl objetivo general de este proyecto, es investigar la aplicación de un sistema inalámbrico a los vehículos eléctricos. Para ello se pretende desarrollar un pequeño prototipo, que sea lo más económico posible, que demuestre ... -
Evaluation of Geostationary Lightning Mapper performance using the Colombia-Lightning Mapping Array
(Universitat Politècnica de Catalunya, 2022-06-22)
Bachelor thesis
Open AccessThe Geostationary Lightning Mapper (GLM) on the Geostationary Operational Environmental Satellites - R (GOES-R) series satellites is the first operational lightning mapper flown in a geostationary orbit, which provides ... -
Evaluation of pulse detection of the Geostationary Lightning Mapper (GLM)
(Universitat Politècnica de Catalunya, 2021-09-28)
Bachelor thesis
Open AccessEn aquest estudi s'evalua la sensibilitat del sistema GLM (Geostationary Lightning Mapper) davant els fotòmetres de MMIA (Modular Multispectral Imaging Array), en concret el fotòmetre 3 captant llum a 777.4nm de longitud ... -
Evaluation of the lightning imaging sensor aboard the International Space Station using Lightning Mapping Array
(Universitat Politècnica de Catalunya, 2019-06-10)
Bachelor thesis
Open Access
Covenantee: Institut polytecnique des sciences avancéesIn this work the data from a Lightning Mapping Array (LMA Ebro Delta) and the Lightning Imaging Sensor (ISS-LIS) has been used with the aim to explore which properties of the former make it more likely to have simultaneous ... -
High frequency modeling of power transformers under transients
(Universitat Politècnica de Catalunya, 2017-07-17)
Doctoral thesis
Open AccessThis thesis presents the results related to high frequency modeling of power transformers. First, a 25kVA distribution transformer under lightning surges is tested in the laboratory and its high frequency model is proposed. ...
