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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Bezdotykové měření povrchových teplot v průběhu soustružení / Contactless measurement of surface temperatures during turning

Merenda, Jiří January 2011 (has links)
The goal of this thesis is the incorporation of the contactless measurement of surface temperature among other methods of temperature measurement. Technical preparation for experimental measuring on the machine-tool. Comparison of influence of cutting conditions on the development of surface temperature of workpiece during the machining process with usage of the camera ThermaCAM CS2000. The economical analysis of the contactless measurement of surface temperature is determined in the last part of this thesis.
2

Využití termovizní techniky při výstupní kontrole napájecích zdrojů / The use of thermovision technology in output control of power supplies

Rejžek, Jan January 2013 (has links)
The aim of the thesis is to clarify the issue of non-contact surface temperature measurement with a focus on the thermal imaging cameras as a modern representative of pyrometers and thermovision technology used in the output control of power supply. To obtain the corresponding results of temperature control, it is necessary to know the exact values of emissivity of the measured materials. The experimental part of this thesis is focused on detection of emissivity of power supply parts.
3

Měření teploty v elektrických strojích pomocí LabVIEW / Temperature measurement in electrical machine using Labview

Strmeň, Milan January 2011 (has links)
This work deals with using of virtual instrumental program LabView as a tool for thermal measuring at the surface of asynchronous engine. Its part is managing of problems of measuring by the aid of thermocouple, mainly conversion of thermoelectric voltage on temperature. The product of work is program which measures and displays required form and records values of temperature from four parallel branches of thermocouples.
4

Bezdotykové měření povrchových teplot při obrábění / Contactless measurement of surface temperatures when machining

Šťáva, Radek January 2008 (has links)
Contactless measuring of surface temperature integration in the other measurement methods and their assimilation at evaluation of surface temperature of a semi-finished product bored by various tools is the target of the work. An impassable opening is being bored by these tools. The opening is close to a scanned wall. The semi-finished wall temperatures are being scanned by thermocamera and subsequently compared for every single used tool in this experiment.
5

Bezdotykové měření povrchových teplot ve strojírenství / Contactless measurement of surface temperatures in mechanical engineering

Gorčica, Jakub January 2009 (has links)
This diploma thesis is focused on the theory of contactless measurement of surface temperatures with thermovision camera Flir SC2000 and on the principles of imaging the camera is based on. The tablets and the applications making work with camera easier are processed in the Visual Basic in practical part. The stand for fine taking emissivity is compiled and described, and emissivity of different materials and different milling cutters is taken in this diploma thesis.
6

Bezdotykové měření povrchových teplot v průběhu frézování / Contactless measurement of surface temperatures during milling

Kmenta, Michal January 2011 (has links)
This Master's theses deals with the contactless measurement of surface temperatures and incorporates it among other methods of temperature measurement. For practical experiments were used infrared camera ThermaCAM SC 2000 from producer FLIR. The experiment was focused on the area of manufacturing technology – milling. Have been investigated effects of different cutting conditions on the surface temperature of the machined sample and the results are expressed mainly in the charts.
7

Tvorba multispektrálních map v mobilní robotice / Multispectral Map Building in Mobile Robotics

Burian, František January 2015 (has links)
The dissertation deals with utilisation of multispectral optical measurement for data fusion that may be used for visual telepresence and indoor/outdoor mapping by heterogeneous mobile robotic system. Optical proximity sensors, thermal imagers, and tricolour cameras are used for the fusion. The described algorithms are optimised to work in real-time and implemented on CASSANDRA robotic system made by our robotic research group.
8

Automatické vyhodnocování termovizních snímků fotovoltaických panelů / Thermovision of photovoltaic modules authomatic analysis

Klíma, Jakub January 2016 (has links)
This thesis deals with diagnostics of photovoltaic panels especially with infrared diagnostics. There are described defects which we can examine using thermovision and also this thesis explains the cause of their formation. Practical part deals with the design of the program that automatically detects defects on infrared images.
9

Bezkontaktní termografické vyšetření v klinické medicíně / Contactless thermography in clinic medicine

Langerová, Jana January 2017 (has links)
This thesis deals with the theory of infrared thermography in medicine and its subsequent practical application in the creation of the program. As part of this diploma thesis, researches were carried out on the topic of thermovision imaging techniques, its use mainly in clinical medicine and also research in the field of image data processing. Theoretical knowledge is written into the first three chapters of this thesis. The next chapter deals with the design of a web application for the analysis of thermographic images of patients with vascular disease lower limbs and the PHP program environment with its particulars. In the second half of the thesis there is a detailed description of the practical creation of the mentioned application in PHP environment with the use of some PHP libraries. One chapter is also devoted to the discussion of the method of obtaining thermographic images for testing the created application and to the statistical evaluation of acquired data. This thesis is divided into 8 different chapters and also into many sub-chapters.
10

Energetický posudek / Energy Assessment

Březina, Jan January 2016 (has links)
The first part of the final thesis is focused on the use of thermovision for diagnosing defects and failures in building industry. Documented history, physical principles and conditions for the measuring of thermographic camera are described in this part. Thermal images of the object described below were used for demonstrating the defects. The second part is dedicated to the elaborated energy assessment for a nine-storey slab block building. In total, there are five energy economic measures developed for the building. Three of those are of structural character and two of those are for building equipment. There are two variants designed based on the measures, one of which is recommended and evalu-ated. The final section is focused on the measurement of slab block building indoor environment (CO2, air temperature, relative humidity, dew point) and its assessment in concern with the current legislation.

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