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Measurement and regulation systems in air conditioning
Ilko, Miroslav ; Jelínek, Ondřej (referee) ; Rubina, Aleš (advisor)
Diploma thesis deals with measurement and regulation in air conditioning. The theoretical part discusses the principles of regulation of individual components of air conditioning system. In the calculation part, several variants of fan regulation in the air conditioning unit are designed. The regulation variants are than applied to three operational states of the cinema. The power of the fan is controlled based on the concentration of CO2. The main task of the experimental part is to verify the mathematical model for calculating the concentration of CO2.
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First aid knowledge of students of FTVS UK and FSV UK
Jelínek, Ondřej ; Majorová, Simona (advisor) ; Vařeková, Jitka (referee)
Title: First aid knowledge of students of FTVS UK and FSV UK Objectives: The main objective was with the help of online survey to find out if there is a statistically significant difference in the first aid knowledge of students of The Faculty of Physical Education and Sport of Charles University (FTVS UK) and students of The Faculty of Social Sciences of Charles University (FSV UK). The secondary objectives were to find out if there is a statistically significant difference in first aid knowledge in regards to sex, type of study, participation in a first aid course and participation in the subject "First Aid". Methods: The collection of data was done by means of online survey. The questionnaire was created with the help of Google Forms software and subsequently distributed through the website Facebook. 62 students of FTVS UK and 67 students of FSV UK filled out the questionnaire. After the data were collected they were downloaded as Microsoft Excel file and subsequently encoded and statistically analysed. The Microsoft Excel software was used to compute arithmetic mean and standard deviation, mode, median, maximum and minimum of subsamples. The software RStudio was used to test for differences between the samples and to test for normality of data distribution. Mann-Whitney U test was used to test...
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First aid knowledge of UK FTVS and FSV UK students
Jelínek, Ondřej ; Majorová, Simona (advisor) ; Prokešová, Eva (referee)
Title: First aid knowledge of students of FTVS UK and FSV UK Objectives: The main objective was the comparison of students of The Faculty of Physical Education and Sport of Charles University and of The Faculty of Social Sciences of Charles University with the help of online survey. The secondary objective was to find out if there is a significant difference between male and female students and between individual years of study. Methods: The collection of data was done by means of online survey. The questionnaire was created with the help of Google Forms software and subsequently distributed through the website Facebook. 64 respondents replied to the survey. After the data were collected they were downloaded as Microsoft Excel file and subsequently encoded and statistically analysed. The Microsoft Excel software was used to compute measures of central tendency (arithmetic mean, mode and median) and measures of dispersion (variance and standard deviation) of subsamples. Results: Considering the size of sample of FSV UK students, the only differences that were tested for were between FTVS UK and FSV UK students, between male and female FTVS UK students and between the group of FTVS students who study at the faculty for three years or less and group of FTVS students who study at the faculty longer....
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Cinema air conditioning
Ilko, Miroslav ; Jelínek, Ondřej (referee) ; Rubina, Aleš (advisor)
The bachelor's thesis deals with the design of an air-conditioning system in selected areas in a cinema building. There are designet two air-conditioning units. Equipment No. 1 provide the air quality in the cinema hall, in the sound engineer's room and in the projection room. Equipment No. 2 provide the air quality in the cinema facilities, intended mainly for visitors. The devices are designed to meet hygiene, operational and safety requirements and to provide optimal microclimatic conditions. The air conditioning system ensure the coverage of heat losses and profits, the supply and exhaust of fresh air in the premises. The theoretical part of the work is focused on air filtration.
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Energy efficient building of cinema and gallery
Kučírek, Pavel ; Jelínek, Ondřej (referee) ; Blasinski, Petr (advisor)
The aim of the master project is to design a new building of the cinema with gallery and to design technical equipment. The building is „L“ shaped, the half of the building is single-storey and the other half is two-storey, there is no basement. The most important rooms are on the ground floor – gallery, cinema, foyer and staff rooms. On the second floor there is projector room, sound engineer room, recording room and other sound adjusting rooms. The vertical loadbearing and non-loadbearing walls are designed from aerated concrete blocks, horizontal structure are cast-in-place reinforced slabs, the roof is flat. There is a reinforced concrete staircase that leads to the second floor, the building is insulated by ETICS. There are 4 HVAC units designed in the building, units are controlled with monitoring and controlling unit, also there are photovoltaics and rainwater storage systems designed. The project and visualizations were made in the ArchiCAD, MS excel, DEK, Halton HIT, AeroCAD software. Experiment validates measured data with mathematical analytics model that I used in 7 theoretical models of ventilator controlling possibilities to achieve energy savings. Re-sults will be compared and assessed.
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Air conditioning in the sports center
Měcháčková, Martina ; Jelínek, Ondřej (referee) ; Blasinski, Petr (advisor)
The topic of the work is the design of air handling units in a sports center. The thesis is divided into 3 parts. The first part deals with theory. It focuses on indoor swimming pools and their inner microclimate, humid air, dehumidification, and the design of units for spaces with increased level of humidity. The second part is mainly about the design of the air handling unit. There are three units designed for a building; unit no. 1 for a tennis court, unit no. 2 for sanitary facilities, and unit no. 3 for the indoor swimming pool. The last part deals with project documentation.
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Design of air conditioning in the family house
Němcová, Aneta ; Jelínek, Ondřej (referee) ; Blasinski, Petr (advisor)
The subject of this dissertation is the design of an air conditioning system for a family house. The design contains the actual state, in which a central unit with variable air volume regulators and air supply adjustment is designed. The first version of optimisation offers a simple central ventilation, and in the second version a decentral ventilation for the object. These options were compared based on their purchasing price and additionally from the interior comfort feel point of view. In the next part a long-term measurement of an energy recovery ventilation was performer, and data was processed to evaluate and compare the efficiency with efficiency promised by producer.
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Environmental solution of the theater hall building and studios in Brno
Znebejánek, Jiří ; Jelínek, Ondřej (referee) ; Rubina, Aleš (advisor)
This master thesis has two goals: First is to design a Permit Set of Drawings for a combined building of studios, classrooms and theather hall with neccesary auxilary facilities in Brno. Building is detached, five-storey with a basement. In the basement there are garages, theather hall with with facilities and HVAC technologies. The load-bearing structure is prefabricated reinforced concrete frame with ceramic masonry envelope and partitions. Roof is designed as a flat green roof. Building should fulfil the passivhaus requirements. The second goal of the thesis is to assess and compare common metal-based air-conditioning tubing with system based on stone-wool materials called CLIMAVER. The assessment and comparison is based on experimental measurements of the systems’ pressure losses.
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Air conditioning of the cinema
Kučírek, Pavel ; Jelínek, Ondřej (referee) ; Blasinski, Petr (advisor)
The topic of this bachelor’s thesis is design of three air conditioner units for cinema with technical utility rooms, base for workers and gallery. The devices are designed to meet the operating, hygienic and functional requirements for internal microclimate. The main role of air conditioning devices is air supplying for visitors in sufficient amount, eliminating thermal loads in summer, covering thermal losses and humidification during winter. The theoretical part is focused on internal microclimate.
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HVAC systems of hospital - Ecodesign 2018
Dokládalová, Tereza ; Jelínek, Ondřej (referee) ; Rubina, Aleš (advisor)
The subject of this diploma thesis is a review of legislation about ecodesign, the design of air conditioning systems for hospital departments and analysis of energy consumption of air conditioning systems designed before and after ecodesign 2018. The thesis is divided into three parts. The theoretical part deals with research of ecodesign legislation (especially EU Commission Regulation No. 1253/2014) and air conditioning in health care facilities. In the second part design of two air-conditioning systems serving the hospital's traumatology department was realized at the level of documentation for building permission. The third part contains calculations and assessments of expected consumption of electric and thermal energy, comparison of units before and after ecodesign and evaluation of annual operating costs.
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