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National Repository of Grey Literature 4 records found  Search took 0.00 seconds. 
The issue of electrical equipment inspection
 Polášek, Roman ; Hájek, Vítězslav (referee) ; Veselka, František (advisor)
This work is applied to questions about revision of electric equipment. Revised equipment is compensation switchboards connected with asynchronous engine. Component of the work is measurement of this equipment and consequently status evaluation in audit report. There were proposed laboratory exercise to these equipments in conclusion.
Detailed record
Design of overvoltage protection for the object with explosive risk
 Polášek, Roman ; Novotný, Jan (referee) ; Bátora, Branislav (advisor)
This master´s thesis deals with the designing process of surge protection for the object potentially explosive atmospheres and according to a set of standards ČEN EN 62305 and ČSN EN 60079. This work consists of four main parts. The first part deals with the theory of lightning and surges. Subsequently, in the second part is devoted to the theory of protection against these phenomena and proposals for external and internal lightning protection and surge. This chapter also deals with more demands on electrical installations in hazardous areas. The third part deals with the analysis of the risks to the subject paint and according to ČSN EN 62305-2 ed.2 and at the conclusion of the study is a proposal for external lightning protection and internal surge protection.
Detailed record
The issue of electrical equipment inspection
 Polášek, Roman ; Hájek, Vítězslav (referee) ; Veselka, František (advisor)
This work is applied to questions about revision of electric equipment. Revised equipment is compensation switchboards connected with asynchronous engine. Component of the work is measurement of this equipment and consequently status evaluation in audit report. There were proposed laboratory exercise to these equipments in conclusion.
Detailed record
Design of overvoltage protection for the object with explosive risk
 Polášek, Roman ; Novotný, Jan (referee) ; Bátora, Branislav (advisor)
This master´s thesis deals with the designing process of surge protection for the object potentially explosive atmospheres and according to a set of standards ČEN EN 62305 and ČSN EN 60079. This work consists of four main parts. The first part deals with the theory of lightning and surges. Subsequently, in the second part is devoted to the theory of protection against these phenomena and proposals for external and internal lightning protection and surge. This chapter also deals with more demands on electrical installations in hazardous areas. The third part deals with the analysis of the risks to the subject paint and according to ČSN EN 62305-2 ed.2 and at the conclusion of the study is a proposal for external lightning protection and internal surge protection.
Detailed record

See also: similar author names
11 Polášek, Radek
1 Polášek, Radim
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