338-0531/01 – Hydraulic Systems of Mining Machines (HSHS)

Gurantor departmentDepartment of Hydromechanics and Hydraulic EquipmentCredits4
Subject guarantordoc. Ing. Martin Vašina, Ph.D.Subject version guarantordoc. Ing. Martin Vašina, Ph.D.
Study levelundergraduate or graduate
Study languageCzech
Year of introduction2004/2005Year of cancellation
Intended for the facultiesFSIntended for study typesFollow-up Master
Instruction secured by
LoginNameTuitorTeacher giving lectures
FOJ077 Ing. Kamil Fojtášek, Ph.D.
HRU38 doc. Dr. Ing. Lumír Hružík
RAU01 Ing. Jana Jablonská, Ph.D.
PAV70 doc. Ing. Bohuslav Pavlok, CSc.
STO76 Ing. Erik Stonawski, Ph.D.
VAS024 doc. Ing. Martin Vašina, Ph.D.
Extent of instruction for forms of study
Form of studyWay of compl.Extent
Full-time Credit and Examination 2+2
Combined Credit and Examination 10+4

Subject aims expressed by acquired skills and competences

Students learn in detail the possibilities of application of hydraulic actuators on the mining machine. The advantages and disadvantages of hydraulic drives and is able to compare them with electric motors. Will get acquainted with specific requirements for hydraulic drives in mines and ways to address them. Identifies the hydraulic fluid systems and lead mines are properly applied.

Teaching methods

Lectures
Tutorials
Project work

Summary

In the course of mining machinery Hydraulic systems can extend the general audience knowledge of subject Fluid mechanisms in a specific area of ​​application Fluid mechanisms for mining machinery - surface mining machinery, machines for underground mining and minting of mines, including hydraulic mechanized supports.

Compulsory literature:

[1] Goetz, W. Hydraulics. Theory and Applications. Ditzingen: OMEGON Fachliteratur, 1998. 291 p. ISBN 3-9805925-3-7.

Recommended literature:

[1] Noack, S. Hydraulics in Mobile Equipment. Ditzingen: OMEGON Fachliteratur, 2001. 202 p. ISBN 3-933698-16-2.

Way of continuous check of knowledge in the course of semester

2x Projekt 1x Laboratorní měření 1x Písemka

E-learning

Další požadavky na studenta

Additional requirements for students are not.

Prerequisities

Subject has no prerequisities.

Co-requisities

Subject has no co-requisities.

Subject syllabus:

Lectures Program Week Contents lectures 1 Application of hydrostatic transmissions and gears for mining machines. Specific requirements for hydraulic mining machines. 2 Working fluid circuit hydraulic mining machines mineral Oil - types, properties, applications. 3 Working fluid circuit hydraulic mining machines: water emulsion Oil - performance, production, use. Corrosion Protection Equipment working with a water emulsion. 4 Hydraulic circuits mechanized reinforcements. Elements of hydraulic circuits mechanized reinforcement and individual props. Surge valve. Anti-shake facility. 5 Control mechanized reinforcements. Impulse control. issues intrinsic safety. 6 hydraulic units. Hydraulic. Rotary motors. 7 Linear motors hydraulic props - design, calculation, production technology. 8 Seals linear motors. 9 Piping, tubing, pipe joints. Tanks - function, structure, equipment. Temperature stabilization of the hydraulic circuit. 10 travel drives of mobile machines. Hydrostatic transmission. management hydrostatic transmission. Mortar closed cooling circuits. 11 actuators working mechanisms of mining machines. characteristics of actuators and working mechanisms. The working point of the drive. Working motion control mechanisms: classical control, proportional control. 12 Starting and stopping the drive and working mechanism. Dynamic phenomena in hydraulic circuit: pressure and flow pulsation, vibration. 13 Purity of the working fluid. Filters and filtration. 14 Fundamentals of measurement and diagnostic hydrostatic systems. Program practicals and seminars + individual work of students Week Contents practicals and seminars 1 Brands hydraulic elements - practice. 2 Analysis of an ideal hydraulic circuit in steady state. 3 Properties of working fluids. 4 Calculation of pressure and flow losses. 5 Design and calculation of the hydraulic circuit with consideration of pressure losses and efficiency. 6 Enter the 1: Alt. 1: Design and calculation of hydraulic circuit mechanized support. Alt mechanized. 2: Design of hydraulic mining district machines. 7 Working on the program No.1. 8 Measurement 1: Measurement of hydraulic unit. 9 Design and calculation of the linear motor. 10 Thermal calculation of the hydraulic circuit. 11 Design and calculation of the hydrostatic transmission. 12 Starting and stopping the drive. Vibrations in the hydraulic system. 13 Design and calculation of the hydraulic drive motors with control throttle. 14 Design and calculation of the hydraulic drive motors with control proportional switchboard - steady state.

Conditions for subject completion

Full-time form (validity from: 2011/2012 Winter semester)
Task nameType of taskMax. number of points
(act. for subtasks)
Min. number of points
Exercises evaluation and Examination Credit and Examination 100 (100) 51
        Exercises evaluation Credit 35  20
        Examination Examination 65 (65) 25
                Ústní zkouška Oral examination 65  25
Mandatory attendence parzicipation:

Show history
Combined form (validity from: 2011/2012 Winter semester)
Task nameType of taskMax. number of points
(act. for subtasks)
Min. number of points
Exercises evaluation and Examination Credit and Examination 100 (100) 51
        Exercises evaluation Credit 35  20
        Examination Examination 65 (65) 25
                Ústní zkouška Oral examination 65  25
Mandatory attendence parzicipation:

Show history

Occurrence in study plans

Academic yearProgrammeField of studySpec.FormStudy language Tut. centreYearWSType of duty
2019/2020 (N2301) Mechanical Engineering (3909T001) Design and Process Engineering (70) Earth, Mining and Building Machines P Czech Ostrava 2 Compulsory study plan
2019/2020 (N2301) Mechanical Engineering (3909T001) Design and Process Engineering (70) Earth, Mining and Building Machines K Czech Ostrava 2 Compulsory study plan
2018/2019 (N2301) Mechanical Engineering (3909T001) Design and Process Engineering (70) Earth, Mining and Building Machines P Czech Ostrava 2 Compulsory study plan
2018/2019 (N2301) Mechanical Engineering (3909T001) Design and Process Engineering (70) Earth, Mining and Building Machines K Czech Ostrava 2 Compulsory study plan
2017/2018 (N2301) Mechanical Engineering (3909T001) Design and Process Engineering (70) Earth, Mining and Building Machines P Czech Ostrava 2 Compulsory study plan
2017/2018 (N2301) Mechanical Engineering (3909T001) Design and Process Engineering (70) Earth, Mining and Building Machines K Czech Ostrava 2 Compulsory study plan
2016/2017 (N2301) Mechanical Engineering (3909T001) Design and Process Engineering (70) Earth, Mining and Building Machines P Czech Ostrava 2 Compulsory study plan
2016/2017 (N2301) Mechanical Engineering (3909T001) Design and Process Engineering (70) Earth, Mining and Building Machines K Czech Ostrava 2 Compulsory study plan
2015/2016 (N2301) Mechanical Engineering (3909T001) Design and Process Engineering (70) Earth, Mining and Building Machines P Czech Ostrava 2 Compulsory study plan
2015/2016 (N2301) Mechanical Engineering (3909T001) Design and Process Engineering (70) Earth, Mining and Building Machines K Czech Ostrava 2 Compulsory study plan
2014/2015 (N2301) Mechanical Engineering (3909T001) Design and Process Engineering (70) Earth, Mining and Building Machines P Czech Ostrava 2 Compulsory study plan
2014/2015 (N2301) Mechanical Engineering (3909T001) Design and Process Engineering (70) Earth, Mining and Building Machines K Czech Ostrava 2 Compulsory study plan
2013/2014 (N2301) Mechanical Engineering (3909T001) Design and Process Engineering (70) Earth, Mining and Building Machines P Czech Ostrava 2 Compulsory study plan
2013/2014 (N2301) Mechanical Engineering (3909T001) Design and Process Engineering (70) Earth, Mining and Building Machines K Czech Ostrava 2 Compulsory study plan
2013/2014 (N2301) Mechanical Engineering (3909T001) Design and Process Engineering (10) Machines for Mining and Treating Commercial Raw Materials K Czech Chomutov 2 Compulsory study plan
2012/2013 (N2301) Mechanical Engineering (3909T001) Design and Process Engineering (70) Earth, Mining and Building Machines P Czech Ostrava 2 Compulsory study plan
2012/2013 (N2301) Mechanical Engineering (3909T001) Design and Process Engineering (70) Earth, Mining and Building Machines K Czech Ostrava 2 Compulsory study plan
2011/2012 (N2301) Mechanical Engineering (3909T001) Design and Process Engineering (70) Earth, Mining and Building Machines P Czech Ostrava 2 Compulsory study plan
2011/2012 (N2301) Mechanical Engineering (3909T001) Design and Process Engineering (70) Earth, Mining and Building Machines K Czech Ostrava 2 Compulsory study plan
2010/2011 (N2301) Mechanical Engineering (3909T001) Design and Process Engineering (70) Earth, Mining and Building Machines P Czech Ostrava 2 Choice-compulsory study plan
2010/2011 (N2301) Mechanical Engineering (3909T001) Design and Process Engineering (70) Earth, Mining and Building Machines K Czech Ostrava 2 Choice-compulsory study plan
2009/2010 (N2301) Mechanical Engineering (3909T001) Design and Process Engineering (70) Earth, Mining and Building Machines P Czech Ostrava 2 Choice-compulsory study plan
2009/2010 (N2301) Mechanical Engineering (3909T001) Design and Process Engineering (70) Earth, Mining and Building Machines K Czech Ostrava 2 Choice-compulsory study plan
2008/2009 (N2301) Mechanical Engineering (3909T001) Design and Process Engineering (10) Machines for Mining and Treating Commercial Raw Materials P Czech Ostrava 2 Compulsory study plan
2008/2009 (N2301) Mechanical Engineering (3909T001) Design and Process Engineering (10) Machines for Mining and Treating Commercial Raw Materials K Czech Ostrava 2 Compulsory study plan
2007/2008 (N2301) Mechanical Engineering (3909T001) Design and Process Engineering (10) Machines for Mining and Treating Commercial Raw Materials P Czech Ostrava 2 Compulsory study plan
2007/2008 (N2301) Mechanical Engineering (3909T001) Design and Process Engineering (10) Machines for Mining and Treating Commercial Raw Materials K Czech Ostrava 2 Compulsory study plan
2006/2007 (N2301) Mechanical Engineering (3909T001) Design and Process Engineering (10) Machines for Mining and Treating Commercial Raw Materials P Czech Ostrava 2 Compulsory study plan
2006/2007 (N2301) Mechanical Engineering (3909T001) Design and Process Engineering (10) Machines for Mining and Treating Commercial Raw Materials K Czech Ostrava 2 Compulsory study plan
2005/2006 (N2301) Mechanical Engineering (3909T001) Design and Process Engineering (10) Machines for Mining and Treating Commercial Raw Materials P Czech Ostrava 2 Compulsory study plan
2005/2006 (N2301) Mechanical Engineering (3909T001) Design and Process Engineering (10) Machines for Mining and Treating Commercial Raw Materials K Czech Ostrava 2 Compulsory study plan
2004/2005 (N2301) Mechanical Engineering (3909T001) Design and Process Engineering (10) Machines for Mining and Treating Commercial Raw Materials P Czech Ostrava 2 Compulsory study plan
2004/2005 (N2301) Mechanical Engineering (3909T001) Design and Process Engineering (10) Machines for Mining and Treating Commercial Raw Materials K Czech Ostrava 2 Compulsory study plan

Occurrence in special blocks

Block nameAcademic yearForm of studyStudy language YearWSType of blockBlock owner