Nuklearna energija

Nuklearne elektrane su objekti u kojima je čovjek prvi put u povijesti neposredno iskoristio energiju atomskih jezgara za proizvodnju toplinske i električne energije. Posredno korištenje nuklearne energije, odnosno energije fuzije atoma vodika na suncu, osnov je gotovo cjelokupne energije koja je kroz povijest bila dostupna čovječanstvu (mala iznimka je geotermalna energije iz Zemljine kore).

Nuklearne elektrane su u proteklih 50 godina prešle dugi put od prototipnih postrojenja do zrelih elektroenergetskih objekata. U svijetu je danas u pogonu 441 nuklearnih elektrana ukupne snage 356 GW koje godišnje proizvode oko 2600 TWh električne energije (što je 173 puta više od potrošnje električne energije u Hrvatskoj u prošloj godini). Nakon zastoja u gradnji nuklearnih elektrana u proteklom razdoblju, sve analize eksperata i međunarodnih organizacija upućuju na neophodnost nastavka razvoja i gradnje nuklearnih elektrana u velikom broju zemalja. Iscrpljenje zaliha i sve izrazitije poskupljenje fosilnih goriva (pogotovo plina) s jedne i nemogućnost udovoljenja zahtjevu sigurne opskrbe potrošača s obnovljivim izvorima energije s druge strane daju u narednim desetljećima nuklearnoj energetici posebni značaj.

Posebna je vrijednost nuklearnih elektrana u činjenici što proizvode energiju bez emisija ugljičnog dioksida čime bi mogle omogućiti Hrvatskoj da ispuni preuzete obveze iz Kyoto protokola. Za Hrvatsku je potencijalno korištenje nuklearne energije već u bližoj budućnosti od posebnog značaja zbog manjka vlastitih energetskih resursa, nesigurnoj dobavi i nepredvidljivoj cijeni prirodnog plina, ograničenja gradnje termoelektrana na ugljen zbog emisija stakleničkih plinova kao i zbog činjenice da su mogućnosti podmirenja porasta konzuma (potrošnje) gradnjom elektrana na obnovljive izvore energije vrlo ograničene.

Nuklearna elektrana Krško

URL: http://www.nek.si/hr/o_nek_u/

Na službenim stranicama Nuklearne elektrane Krško (NEK) može se pronaći pregršt informacija o redu nuklearne elektrane, nuklearnoj tehnologiji, dobivaju električne energije, zaštiti od zračenja i mjerama zaštite okoliša i zdravlja. NEK dnevno organizira posjete elektrani gdje se posjetitelje informira i educira o radu elektrane. Svake godine elektranu posjećuje približno 5000 osoba, od kojih su više od pola osnovnoškolci, srednjoškolci i studenti. Svi posjetitelji moraju prethodno najaviti svoj posjet i uskladiti dan posjeta sa službom za odnose s javnošću NEK.

  • Info

    Priredio: Nikolina Bošnjak

    Datum: 09.04.2010

    Zatvori
  • Uredi
    Uređivanje sadržaja je moguće samo za registrirane korisnike. Zatvori

Međunarodna agencija za atomsku energiju - IAEA

URL: http://www.iaea.org/About/index.html

Međunarodna agencija za atomsku energiju (eng. International Atomic Energy Agency - IAEA) međunarodna je organizacija čija je svrha razvoj nuklearne energije u miroljubive svrhe i ograničenje nuklearnog naoružanja. Osnovana je 1957. godine, ima sjedište u Beču.
Agencija je za svoj rad dobila Nobelovu nagradu za mir 2005 godine.

  • Info

    Priredio: Nikolina Bošnjak

    Datum: 13.08.2010

    Zatvori
  • Uredi
    Uređivanje sadržaja je moguće samo za registrirane korisnike. Zatvori

Nuklearni linkovi

Broj sadržaja u mapi: 4

eZ debug

Clear cache:

Quick settings:

Notice: eZMySQLDB::query(0.000 ms) query number per page:0 May 18 2012 00:47:33
SET NAMES 'utf8'
Timing: May 18 2012 00:47:33
Module start 'content'
Error: eZTemplate:eZTemplateCompiler May 18 2012 00:47:33
PHP variable $if_cond['header'] does not exist, cannot fetch the value.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'item_hash' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'item_hash' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'item_hash' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'item_hash' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'item_hash' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'item_hash' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'item_hash' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'item_hash' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'item_hash' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'item_hash' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'item_hash' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'item_hash' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'item_hash' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'item_hash' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'item_hash' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'item_hash' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'item_hash' is already defined.
Error: eZTemplate:eZTemplateCompiler May 18 2012 00:47:33
PHP variable $elseif_cond_58da3c9df6794fc91a87c4260accd065_42['icon'] does not exist, cannot fetch the value.
Error: eZTemplate:eZTemplateCompiler May 18 2012 00:47:33
PHP variable $elseif_cond_58da3c9df6794fc91a87c4260accd065_42 is not an object, cannot fetch content()
Error: eZTemplate:eZTemplateCompiler May 18 2012 00:47:33
PHP variable $if_cond['description'] does not exist, cannot fetch the value.
Error: eZTemplate:eZTemplateCompiler May 18 2012 00:47:33
PHP variable $elseif_cond_58da3c9df6794fc91a87c4260accd065_42['icon'] does not exist, cannot fetch the value.
Error: eZTemplate:eZTemplateCompiler May 18 2012 00:47:33
PHP variable $elseif_cond_58da3c9df6794fc91a87c4260accd065_42 is not an object, cannot fetch content()
Error: eZTemplate:eZTemplateCompiler May 18 2012 00:47:33
PHP variable $if_cond['description'] does not exist, cannot fetch the value.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'icon' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'default_icon' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'icon' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'default_icon' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'icon' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'default_icon' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'icon' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'default_icon' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'icon' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'default_icon' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'icon' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'default_icon' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'icon' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'default_icon' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'icon' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'default_icon' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'icon' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'default_icon' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'icon' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'default_icon' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'icon' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'default_icon' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'icon' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'default_icon' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'icon' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'default_icon' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'icon' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'default_icon' is already defined.
Timing: May 18 2012 00:47:33
Module end 'content'
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'current_user' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'url_target' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'url_target' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'url_target' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'url_target' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'url_target' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'url_target' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'url_target' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'url_target' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'url_target' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'link_node' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'menu_folder_node' is already defined.
Warning: eZTemplate:def May 18 2012 00:47:33
Variable 'menu_folder_node' is already defined.
Timing: May 18 2012 00:47:33
End

Timing points:

CheckpointElapsedRel. ElapsedMemoryRel. Memory
Module start 'content' 0.0000 sec1.9534 sec 7,207.7734 KB15,216.3906 KB
Module end 'content' 1.9534 sec2.5669 sec 22,424.1641 KB4,239.7031 KB
End 4.5203 sec  26,663.8672 KB 
Total runtime:5.0119 sec
Peak memory usage:30,900.7578 KB

Time accumulators:

 Accumulator Elapsed Percent Count Average
ini_load
Load cache0.0244 sec0.4643%140.0017 sec
FindInputFiles0.0163 sec0.3091%140.0012 sec
Mysql Total
Mysql_queries0.6162 sec11.7025%6320.0010 sec
Looping result0.0372 sec0.7063%6250.0001 sec
Template Total4.4196 sec 83.9% 3 1.4732 sec
Template load0.0332 sec0.6312%30.0111 sec
Template processing4.3861 sec83.3006%31.4620 sec
Template load and register function0.0046 sec0.0871%20.0023 sec
override
Cache load0.0611 sec1.1613%1080.0006 sec
Sytem overhead
Fetch class attribute name0.0231 sec0.4385%560.0004 sec
Fetch class attribute can translate value0.0208 sec0.3941%820.0003 sec
class_abstraction
Instantiating content class attribute0.0013 sec0.0240%560.0000 sec
XML
Image XML parsing0.1082 sec2.0551%820.0013 sec
General
String conversion0.0000 sec0.0006%20.0000 sec
dbfile0.0740 sec1.4045%1140.0006 sec
Total script time:5.2654 sec

Templates used to render the page:

Usage countRequested templateTemplateTemplate loadedEditOverride
1node/view/full.tplfull/me_folder_columns.tpldesign/devel_me/override/templates/full/me_folder_columns.tplEdit templateOverride template
20content/datatype/view/ezxmltext.tpl<No override>design/standard/templates/content/datatype/view/ezxmltext.tplEdit templateOverride template
1content/datatype/view/ezxmltags/embed.tpl<No override>design/standard/templates/content/datatype/view/ezxmltags/embed.tplEdit templateOverride template
1content/view/embed.tplembed_image.tpldesign/devel_me/override/templates/embed_image.tplEdit templateOverride template
7content/datatype/view/ezimage.tpl<No override>design/devel_me/templates/content/datatype/view/ezimage.tplEdit templateOverride template
1content/datatype/view/ezxmltags/td.tpl<No override>design/standard/templates/content/datatype/view/ezxmltags/td.tplEdit templateOverride template
1content/datatype/view/ezxmltags/tr.tpl<No override>design/standard/templates/content/datatype/view/ezxmltags/tr.tplEdit templateOverride template
1content/datatype/view/ezxmltags/table.tpl<No override>design/standard/templates/content/datatype/view/ezxmltags/table.tplEdit templateOverride template
6content/datatype/view/ezxmltags/paragraph.tpl<No override>design/standard/templates/content/datatype/view/ezxmltags/paragraph.tplEdit templateOverride template
2node/view/short.tplshort/me_link.tpldesign/devel_me/override/templates/short/me_link.tplEdit templateOverride template
2popups/editbox/pop_info.tpl<No override>design/devel_me/templates/popups/editbox/pop_info.tplEdit templateOverride template
2popups/editbox/pop_edit_anon.tpl<No override>design/devel_me/templates/popups/editbox/pop_edit_anon.tplEdit templateOverride template
1content/datatype/view/ezxmltags/line.tpl<No override>design/standard/templates/content/datatype/view/ezxmltags/line.tplEdit templateOverride template
15node/view/short.tplshort/article.tpldesign/devel_me/override/templates/short/article.tplEdit templateOverride template
15content/datatype/view/ezdate.tpl<No override>design/devel_me/templates/content/datatype/view/ezdate.tplEdit templateOverride template
1node/view/short.tplshort/me_folder_l.tpldesign/devel_me/override/templates/short/me_folder_l.tplEdit templateOverride template
1pagelayout.tpl<No override>design/devel_me/templates/pagelayout.tplEdit templateOverride template
1popups/topmenu/pop_register.tpl<No override>design/devel_me/templates/popups/topmenu/pop_register.tplEdit templateOverride template
1popups/topmenu/pop_login.tpl<No override>design/devel_me/templates/popups/topmenu/pop_login.tplEdit templateOverride template
5content/datatype/view/ezxmltags/link.tpl<No override>design/standard/templates/content/datatype/view/ezxmltags/link.tplEdit templateOverride template
4content/datatype/view/ezxmltags/li.tpl<No override>design/standard/templates/content/datatype/view/ezxmltags/li.tplEdit templateOverride template
1content/datatype/view/ezxmltags/ul.tpl<No override>design/standard/templates/content/datatype/view/ezxmltags/ul.tplEdit templateOverride template
1setup/debug_toolbar.tpl<No override>design/standard/templates/setup/debug_toolbar.tplEdit templateOverride template
      
 Number of times templates used: 91
 Number of unique templates used: 23
 Time used to render template usage: 0.0013 secs