Browsing by Subject "Temperature measurements"
Now showing items 1-20 of 55
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A comparative study of calibration methods for low-cost ozone sensors in IoT platforms
(2019-12-01)
Article
Open AccessThis paper shows the result of the calibration process of an Internet of Things platform for the measurement of tropospheric ozone (O 3 ). This platform, formed by 60 nodes, deployed in Italy, Spain, and Austria, consisted ... -
A time series model for influent temperature estimation: application to dynamic temperature modelling of an aerated lagoon
(2008-05)
Article
Restricted access - publisher's policyThirty-nine linear regression and time series models were built and calibrated for influent temperature (Ti) estimation at the primary aerated facultative lagoon in a municipal wastewater treatment plant. The models were ... -
Aging compensation in a class-A high-frequency amplifier with DC temperature measurements
(Multidisciplinary Digital Publishing Institute (MDPI), 2023-08-10)
Article
Open AccessOne of the threats to nanometric CMOS analog circuit reliability is circuit performance degradation due to transistor aging. To extend circuit operating life, the bias of the main devices within the circuit must be adjusted ... -
Automatic DC Offset Cancellation in Built-in Differential Temperature Sensors
(Universitat Politècnica de Catalunya, 2012-12-19)
Master thesis
Open Access[ANGLÈS] The main goal of this thesis is to improve the state of the art of temperature sensors used in this technique, specifically, differential temperature sensors. -
Avaluació energètica i de qualitat de l’aire interior en projectes de cohabitatge cooperatiu a Catalunya
(Universitat Politècnica de Catalunya, 2021-01-28)
Bachelor thesis
Open AccessLa finalitat del present projecte és la d’avaluar energèticament i ambientalment l’edifici d’habitatge cooperatiu de La Borda, ubicat a Barcelona, a través dels seus sis habitatges monitoritzats. Mitjançant aquesta avaluació ... -
Caracterització elèctrica i tèrmica de ceràmiques conductores mitjançant espectroscòpia d'impedància elèctrica i anàlisi tèrmica
(Universitat Politècnica de Catalunya, 2016-07)
Master thesis (pre-Bologna period)
Restricted access - author's decision -
Creación y optimización de un sistema de termostatización para el control de un analizador de vino por infrarojos
(Universitat Politècnica de Catalunya, 2021-10-28)
Bachelor thesis
Restricted access - author's decision
Covenantee: Tecnologia Difusión IbéricaEste documento contiene toda la información sobre cómo poder realizar un sistema de control de temperatura específico para controlar varios de los elementos que contiene un equipo analizador de vinos/mostos por infrarrojos. ... -
DC temperature measurements to characterize the central frequency and 3 dB bandwidth in mmW power amplifiers
(2015-11)
Article
Open AccessThis letter shows how a temperature sensor and a simple DC voltage multimeter can be used as instruments to determine the central frequency and 3 dB bandwidth of a 60 GHz linear power amplifier (PA). Compared to previous ... -
Debye frequency-extended waveguide permittivity extraction for high complex permittivity materials. Concrete setting process characterization
(2019-12)
Article
Open AccessA waveguide with central frequency 868 MHz is used in transmission/reflection operation regime to accurately measure the behaviour of the complex permittivity of high complex permittivity granular materials and it has been ... -
Design and implementation of a power transistor temperature measurement circuit for a multilevel active-clamped power converter
(Universitat Politècnica de Catalunya, 2017-09-13)
Bachelor thesis
Open AccessSemiconductor power switches are largely considered the most fragile components in power electronic converters. In order to increase the reliability of power devices, it is important to avoid high junction temperatures and ... -
Design of a low noise amplifier for temperature measurements in LISA
(Universitat Politècnica de Catalunya, 2023-06)
Bachelor thesis
Open AccessLISA (acronym that stands for Laser Interferometer Space Antenna) is a European Space Agency mission that aims to construct the most sensitive gravitational wave detector to date in space. In order to achieve this hitherto ... -
Design of a system for ambulatory measurement of peripheral temperature
(Universitat Politècnica de Catalunya, 2021-07-06)
Bachelor thesis
Open AccessThe aim of this project is to carry out a study of variations in human peripheral temperature as affected by stress, sleep and/or physical activity. To do this we have divided the project into two parts: the development ... -
Design rules to implement self-calibrated differential temperature sensors
(Universitat Politècnica de Catalunya, 2016)
Master thesis (pre-Bologna period)
Open AccessThe goal of this project is to present a new differential temperature sensor architecture that can digitally compensate for the thermal offset. First, the sources of thermal offset and its implications in temperature ... -
Determination of the glass transition temperature: methods correlation and structural heterogeneity
(2009-12)
Article
Restricted access - publisher's policyThe definition of the glass transition temperature, Tg, is recalled and its experimental determination by various techniques is reviewed. The diversity of values of Tg obtained by the different methods is discussed, with ... -
Development and implementation of a new thermal module on the Energy Flow Simulation
(Universitat Politècnica de Catalunya, 2016-09-05)
Bachelor thesis
Restricted access - confidentiality agreement
Covenantee: Ing. Karl und Albert Kruch Gesellschaft -
Diseño de un sensor de flujo de hilo caliente
(Universitat Politècnica de Catalunya, 2022-10-26)
Bachelor thesis
Open AccessThis project consists in designing a hot wire differential anemometer controlled by an MCU. The differential functionality allows the measurement of air velocity without requiring an additional measurement of its temperature. ... -
Diseño de un sistema no invasivo de medición de la temperatura corporal interna
(Universitat Politècnica de Catalunya, 2015-02-16)
Bachelor thesis
Open Access[ANGLÈS] In the last years, the technological improvement has had a great influence in the medical field, therefore the development of devices that use non-invasive methods of analysis increases more and more. Following ... -
Disseny d'un sistema de mesura d'impedància tèrmica per a la detecció del flux d'aire
(Universitat Politècnica de Catalunya, 2023-06)
Bachelor thesis
Open AccessThe objective of this final degree project is to design and test a system that allows us to measure thermal impedance values. This system is based on the KMHP-100 MEMS Micro-Hotplate sensor, which enables power injection ... -
Effect of wall heat flux on flame temperature profiles during side-wall quenching using advanced diagnostics
(2023)
Conference lecture
Restricted access - publisher's policyFlame-wall interaction (FWI) is a topic of increasing importance within combustion science. The fundamentals of FWI govern fuel efficiency, durability, and pollutant emissions in propulsion and power generation. Significant ... -
Estudi termomecànic del comportament dels pilars mixtos acer-formigó sotmesos a l'acció d'un l'incendi
(Universitat Politècnica de Catalunya, 2020-07-09)
Master thesis
Restricted access - confidentiality agreement
