338-0932/02 – Hydromechanics (HM-FBI)

Gurantor department	Department of Hydromechanics and Hydraulic Equipment	Credits	10
Subject guarantor	doc. Ing. Tomáš Blejchař, Ph.D.	Subject version guarantor	doc. Ing. Tomáš Blejchař, Ph.D.
Study level	postgraduate	Requirement	Choice-compulsory type B
Year		Semester	winter + summer
		Study language	English
Year of introduction	2021/2022	Year of cancellation
Intended for the faculties	FBI	Intended for study types	Doctoral

Instruction secured by
Login	Name	Tuitor	Teacher giving lectures
BLE02	doc. Ing. Tomáš Blejchař, Ph.D.

Extent of instruction for forms of study
Form of study	Way of compl.	Extent
Full-time	Examination	20+0
Part-time	Examination	20+0

Subject aims expressed by acquired skills and competences

Students learn the principles of fluid mechanics and their applications to one-dimensional piping systems, will also be able to specify the hydrodynamic pump in hydraulic circuits to solve unsteady flow and water hammer in the pipe system.

Teaching methods

Individual consultations

Summary

Zádkladní rovnice proudění tekutin, odvození Bernoulliho rovnice pro ideální a skutečnou tekutin Teorie strojů pro transport kapalin: čerpadla hydrodynamická, měrná energie, účinnost,Eulerova rovnice, ztráty v čerpadle, charakteristika, sací výška, čerpadlo při změně otáček,spolupráce čerpadel, měření čerpadel, čerpadla zvláštní, plynotlaká, mamutky, proudováčerpadla, jejich aplikace v požární technice, účinnost a charakteristiky. Potrubí a potrubní sítě, třecí a místní ztráty, potrubní sítě větvové a okruhové, algoritmizace výpočtu sítí, metoda Hardy-Cross. Vodní ráz a nestacionární proudění, matematický model a jeho řešení. Výpustná zařízení, teorie odstředivé trysky a její rozprašovací schopnost. Základy teorie SHZ.

Compulsory literature:

INCROPERA, F., P. ET AL.. Fundamentals of heat and mass transfer. 6th ed.. Hoboken : Wiley, c2007 – xxv. 997 s. ISBN 0-471-45728-0 (váz.)978-0-471-45728-2 (dotisk : váz.) WIDDEN, Martin. Fluid mechanics. Basingstoke: Macmillan, 1996. Foundations of engineering series. ISBN 0-333-51799-7. The Math Works, inc., 3 Apple Hill Drive Natick, MA 01760-2098, USA. Sim Hydraulics For Use with Simulink.

Recommended literature:

HEWITT, G.F. VUSSILLICOS, E.N. Prediction of Turbulent Flows, Cambridge Univ. Press, 2005, 343 str. ISBN-13978-0-521-83899-3 SHAUPHNOSSY, E.J., KATZ, I.M., SCHAFFER, J.P. Fluid Mechanics, Oxford Univer. Press, 2005, 1017 str., ISBN-13-978-0195154-51-1. Flowmaster. User Manual. Flowmaster International LTD.-Courthouse England, 1995 549 s. The Math Works, inc., 3 Apple Hill Drive Natick, MA 01760-2098, USA. Sim Hydraulics For Use with Simulink.

Additional study materials

Study supports in the EduDocs system

Way of continuous check of knowledge in the course of semester

Individual consultations, oral exam.

E-learning

Other requirements

Exam has two parts. First question is focused on base theory of fluid mechanics. Second part is focused on fluid mechanics with respect to problem solved in dissertation thesis.

Prerequisities

Subject has no prerequisities.

Co-requisities

Subject has no co-requisities.

Subject syllabus:

Basic equations of fluid flow, the derivation of the Bernoulli equation for ideal and real fluids Theory of machines for the transport of fluids: hydrodynamic pumps, specific energy, efficiency, Euler's equation, losses in the pump characteristics, suction lift, pump when changing speed, collaboration of pumps, measurement of pumps, pumps gas special, air-lift pump, jet pumps, their application in fire technique and efficiency characteristics. Pipes and pipelines, local and friction loss, pipeline networks and leg circuit, algorithm of calculation, method of Hardy-Cross. Water hammer and unsteady flow, mathematical model and its solution. Drain device, theory of centrifugal nozzle, and its ability to spray. Basic theory of SHZ.

Conditions for subject completion

Full-time form (validity from: 2021/2022 Winter semester)

Task name	Type of task	Max. number of points (act. for subtasks)	Min. number of points	Max. počet pokusů
Examination	Examination			3

Mandatory attendence participation:

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Conditions for subject completion and attendance at the exercises within ISP:

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Occurrence in study plans

Academic year	Programme	Form	Study language	Tut. centre	Type of duty
2025/2026	(P1032D020005) Fire Protection and Safety	P	English	Ostrava	Choice-compulsory type B	study plan
2025/2026	(P1032D020005) Fire Protection and Safety	K	English	Ostrava	Choice-compulsory type B	study plan
2024/2025	(P1032D020005) Fire Protection and Safety	K	English	Ostrava	Choice-compulsory type B	study plan
2024/2025	(P1032D020005) Fire Protection and Safety	P	English	Ostrava	Choice-compulsory type B	study plan
2023/2024	(P1032D020005) Fire Protection and Safety	K	English	Ostrava	Choice-compulsory type B	study plan
2023/2024	(P1032D020005) Fire Protection and Safety	P	English	Ostrava	Choice-compulsory type B	study plan
2022/2023	(P1032D020005) Fire Protection and Safety	P	English	Ostrava	Choice-compulsory type B	study plan
2022/2023	(P1032D020005) Fire Protection and Safety	K	English	Ostrava	Choice-compulsory type B	study plan

Occurrence in special blocks

Block name	Academic year	Form of study	Study language	Year	W	S	Type of block	Block owner

Assessment of instruction

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