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href="https://en.wikipedia.org/wiki/Flame_arrester" title="Flame arrester - inglese" lang="en" hreflang="en" data-title="Flame arrester" data-language-autonym="English" data-language-local-name="inglese" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Arrestador_de_flama" title="Arrestador de flama - spagnolo" lang="es" hreflang="es" data-title="Arrestador de flama" data-language-autonym="Español" data-language-local-name="spagnolo" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Arr%C3%AAte-flammes" title="Arrête-flammes - francese" lang="fr" hreflang="fr" data-title="Arrête-flammes" data-language-autonym="Français" data-language-local-name="francese" class="interlanguage-link-target"><span>Français</span></a></li> </ul> <div class="after-portlet 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lang="it" dir="ltr"><style data-mw-deduplicate="TemplateStyles:r130658281">body:not(.skin-minerva) .mw-parser-output .hatnote.nota-disambigua{clear:both;margin-top:0;padding:.05em .5em}</style> <style data-mw-deduplicate="TemplateStyles:r139142988">.mw-parser-output .hatnote-content{align-items:center;display:flex}.mw-parser-output .hatnote-icon{flex-shrink:0}.mw-parser-output .hatnote-icon img{display:flex}.mw-parser-output .hatnote-text{font-style:italic}body:not(.skin-minerva) .mw-parser-output .hatnote{border:1px solid #CCC;display:flex;margin:.5em 0;padding:.2em .5em}body:not(.skin-minerva) .mw-parser-output .hatnote-text{padding-left:.5em}body.skin-minerva .mw-parser-output .hatnote-icon{padding-right:8px}body.skin-minerva .mw-parser-output .hatnote-icon img{height:auto;width:16px}body.skin--responsive .mw-parser-output .hatnote a.new{color:#d73333}body.skin--responsive .mw-parser-output .hatnote a.new:visited{color:#a55858}</style> <div class="hatnote noprint nota-disambigua"> <div class="hatnote-content"><span class="noviewer hatnote-icon" typeof="mw:File"><span><img src="//upload.wikimedia.org/wikipedia/commons/thumb/b/bc/Nota_disambigua.svg/18px-Nota_disambigua.svg.png" decoding="async" width="18" height="18" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/b/bc/Nota_disambigua.svg/27px-Nota_disambigua.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/b/bc/Nota_disambigua.svg/36px-Nota_disambigua.svg.png 2x" data-file-width="200" data-file-height="200" /></span></span> <span class="hatnote-text"><a href="/wiki/Aiuto:Disambiguazione" title="Aiuto:Disambiguazione">Disambiguazione</a> – "Rompifiamma" rimanda qui. Se stai cercando la voce sul tromboncino rompifiamma, vedi <b><a href="/wiki/Tromboncino" title="Tromboncino">Tromboncino</a></b>.</span></div> </div> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r139142988"> <div class="hatnote noprint disclaimer"> <div class="hatnote-content"><span class="noviewer hatnote-icon" typeof="mw:File"><span><img src="//upload.wikimedia.org/wikipedia/commons/thumb/f/f7/Nuvola_apps_important.svg/18px-Nuvola_apps_important.svg.png" decoding="async" width="18" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/f7/Nuvola_apps_important.svg/27px-Nuvola_apps_important.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/f7/Nuvola_apps_important.svg/36px-Nuvola_apps_important.svg.png 2x" data-file-width="600" data-file-height="500" /></span></span> <span class="hatnote-text">Alcuni dei contenuti riportati potrebbero generare situazioni di pericolo o danni. Le informazioni hanno solo fine illustrativo, non esortativo né didattico. L'uso di Wikipedia è a proprio rischio: <a href="/wiki/Wikipedia:Disclaimer_sul_rischio" title="Wikipedia:Disclaimer sul rischio">leggi le avvertenze</a>.</span></div> </div> <figure class="mw-default-size mw-halign-right" typeof="mw:File/Thumb"><a href="/wiki/File:Two_stage_kerosine_combustion.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/0/01/Two_stage_kerosine_combustion.jpg/220px-Two_stage_kerosine_combustion.jpg" decoding="async" width="220" height="293" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/0/01/Two_stage_kerosine_combustion.jpg/330px-Two_stage_kerosine_combustion.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/0/01/Two_stage_kerosine_combustion.jpg/440px-Two_stage_kerosine_combustion.jpg 2x" data-file-width="2304" data-file-height="3072" /></a><figcaption>Lampada al <a href="/wiki/Cherosene" title="Cherosene">cherosene</a> con rompifiamma</figcaption></figure> <p>Un <b>arrestatore di fiamma</b> (o <b>arrestafiamma</b> o <b>rompifiamma</b>) è un dispositivo di protezione dagli <a href="/wiki/Incendio" title="Incendio">incendi</a> e dalle <a href="/wiki/Esplosione" title="Esplosione">esplosioni</a> la cui funzione è quella di limitare la <a href="/wiki/Combustione" title="Combustione">combustione</a> attraverso l'estinzione delle <a href="/wiki/Fiamma" title="Fiamma">fiamme</a>. </p><p>In particolare l'arrestatore di fiamma circoscrive la zona in cui ha luogo la combustione, ma ciò non vieta che il fenomeno possa continuare a svolgersi nella zona a monte di tale dispositivo.<sup id="cite_ref-catox_1-0" class="reference"><a href="#cite_note-catox-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Principio_di_funzionamento">Principio di funzionamento</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Arrestatore_di_fiamma&veaction=edit&section=1" title="Modifica la sezione Principio di funzionamento" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Arrestatore_di_fiamma&action=edit&section=1" title="Edit section's source code: Principio di funzionamento"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>L'arrestatore di fiamma presenta al suo interno dei canali abbastanza stretti da non permettere la continuità delle fiamme.<sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-HSE_3-0" class="reference"><a href="#cite_note-HSE-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> Tali canali possono essere costituiti da reti metalliche molto fitte, piastre metalliche forate, o <a href="/wiki/Colonna_a_riempimento#Riempimento_casuale" title="Colonna a riempimento">impaccamento alla rinfusa</a>. </p><p>L'apertura dei canali dipende dal tipo del sistema che si vuole proteggere: nel caso di sistemi altamente infiammabili le aperture dovranno essere più strette. Ad esempio una rete metallica con maglie larghe può essere sufficiente per limitare lo sviluppo di incendi limitati nel sottobosco, mentre nel caso di incendi particolarmente sviluppati, le fiamme sono in grado di penetrare anche reti metalliche molto fitte.<sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> </p><p>Gli elementi che costituiscono l'arrestatore di fiamma devono essere abbastanza resistenti in quanto la loro rottura potrebbe comportare la formazione di aperture abbastanza larghe da lasciare passare la fiamma, vanificando la funzione dell'arrestatore di fiamma. </p> <div class="mw-heading mw-heading2"><h2 id="Applicazioni">Applicazioni</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Arrestatore_di_fiamma&veaction=edit&section=2" title="Modifica la sezione Applicazioni" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Arrestatore_di_fiamma&action=edit&section=2" title="Edit section's source code: Applicazioni"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Un esempio di applicazione degli arrestatori di fiamma è la <a href="/wiki/Lampada_di_Davy" class="mw-redirect" title="Lampada di Davy">lampada di Davy</a> utilizzata nelle miniere; in tal caso la funzione di arrestatore di fiamma viene svolta da una fitta rete metallica che circonda la lampada, impedendo alle fiamme di propagarsi verso l'esterno di tale rete. </p><p>In ambito domestico, talvolta si posiziona una rete metallica (detta "piastra rompifiamma") sopra il fornello della cucina: tale rete metallica agisce da arrestatore di fiamma. Sullo stesso principio si basa il funzionamento dei <a href="/w/index.php?title=Parascintille&action=edit&redlink=1" class="new" title="Parascintille (la pagina non esiste)">parascintille</a> dei <a href="/wiki/Caminetto" class="mw-redirect" title="Caminetto">caminetti</a>. </p><p>In ambito industriale, arrestatori di fiamma possono essere inseriti in corrispondenza di una condotta (si parla in questo caso di "arrestafiamma in linea") o in corrispondenza dello <a href="/wiki/Sfiato" title="Sfiato">sfiato</a> di un <a href="/wiki/Serbatoio" title="Serbatoio">serbatoio</a> contenente liquidi o gas <a href="/wiki/Infiammabilit%C3%A0" title="Infiammabilità">infiammabili</a>. Gli arrestatori di fiamma in linea a loro volta possono avere funzione antideflagrante (se riescono a fermare le fiamme di una <a href="/wiki/Deflagrazione" title="Deflagrazione">deflagrazione</a>, che viaggiano a velocità intorno a 3-60 <a href="/wiki/Metro" title="Metro">m</a>/<a href="/wiki/Secondo" title="Secondo">s</a>) o antidetonante (se riescono a fermare le fiamme di una <a href="/wiki/Detonazione" title="Detonazione">detonazione</a>, che viaggiano a velocità intorno a 2000 m/s).<sup id="cite_ref-5" class="reference"><a href="#cite_note-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> </p> <ul class="gallery mw-gallery-traditional"> <li class="gallerybox" style="width: 155px"> <div class="thumb" style="width: 150px; height: 150px;"><span typeof="mw:File"><a href="/wiki/File:Davy_lamp.png" class="mw-file-description" title="Lampada di Davy"><img alt="Lampada di Davy" src="//upload.wikimedia.org/wikipedia/commons/thumb/3/38/Davy_lamp.png/100px-Davy_lamp.png" decoding="async" width="100" height="120" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/3/38/Davy_lamp.png/150px-Davy_lamp.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/3/38/Davy_lamp.png/200px-Davy_lamp.png 2x" data-file-width="500" data-file-height="600" /></a></span></div> <div class="gallerytext"><a href="/wiki/Lampada_di_Davy" class="mw-redirect" title="Lampada di Davy">Lampada di Davy</a></div> </li> <li class="gallerybox" style="width: 155px"> <div class="thumb" style="width: 150px; height: 150px;"><span typeof="mw:File"><a href="/wiki/File:Detonation_Flame_Arrester.JPG" class="mw-file-description" title="Arrestatore di fiamma inserito in una tubazione"><img alt="Arrestatore di fiamma inserito in una tubazione" src="//upload.wikimedia.org/wikipedia/commons/thumb/7/74/Detonation_Flame_Arrester.JPG/120px-Detonation_Flame_Arrester.JPG" decoding="async" width="120" height="90" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/7/74/Detonation_Flame_Arrester.JPG/180px-Detonation_Flame_Arrester.JPG 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/7/74/Detonation_Flame_Arrester.JPG/240px-Detonation_Flame_Arrester.JPG 2x" data-file-width="640" data-file-height="480" /></a></span></div> <div class="gallerytext">Arrestatore di fiamma inserito in una tubazione</div> </li> <li class="gallerybox" style="width: 155px"> <div class="thumb" style="width: 150px; height: 150px;"><span typeof="mw:File"><a href="/wiki/File:Rohm_%26_Hass_36_inch_detonation_flame_arrester_%26_Brooker.jpg" class="mw-file-description" title="Un arrestatore di fiamma del peso di 10 tonnellate per tubi dal diametro di 36 pollici"><img alt="Un arrestatore di fiamma del peso di 10 tonnellate per tubi dal diametro di 36 pollici" src="//upload.wikimedia.org/wikipedia/commons/thumb/2/2b/Rohm_%26_Hass_36_inch_detonation_flame_arrester_%26_Brooker.jpg/98px-Rohm_%26_Hass_36_inch_detonation_flame_arrester_%26_Brooker.jpg" decoding="async" width="98" height="120" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/2/2b/Rohm_%26_Hass_36_inch_detonation_flame_arrester_%26_Brooker.jpg/147px-Rohm_%26_Hass_36_inch_detonation_flame_arrester_%26_Brooker.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/2/2b/Rohm_%26_Hass_36_inch_detonation_flame_arrester_%26_Brooker.jpg/195px-Rohm_%26_Hass_36_inch_detonation_flame_arrester_%26_Brooker.jpg 2x" data-file-width="4824" data-file-height="5922" /></a></span></div> <div class="gallerytext">Un arrestatore di fiamma del peso di 10 tonnellate per tubi dal diametro di 36 pollici</div> </li> </ul> <div class="mw-heading mw-heading2"><h2 id="Note">Note</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Arrestatore_di_fiamma&veaction=edit&section=3" title="Modifica la sezione Note" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Arrestatore_di_fiamma&action=edit&section=3" title="Edit section's source code: Note"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-references-wrap"><ol class="references"> <li id="cite_note-catox-1"><a href="#cite_ref-catox_1-0"><b>^</b></a> <span class="reference-text"> <cite class="citation libro" style="font-style:normal"> Philippe Arpentinier, Fabrizio Cavani e Ferrucio Trifiro, <a rel="nofollow" class="external text" href="http://books.google.com/?id=-XDi6aAJPl0C&pg=PA748&dq=Deflagration+and+Detonation+Flame+Arresters"><span style="font-style:italic;">The Technology of Catalytic Oxidations</span></a>, vol. 2, Paris, Editions TECHNIP, 2001, p. 748, <a href="/wiki/ISBN" title="ISBN">ISBN</a> <a href="/wiki/Speciale:RicercaISBN/2-7108-0777-7" title="Speciale:RicercaISBN/2-7108-0777-7">2-7108-0777-7</a>. <small>URL consultato il 19 novembre 2007</small>.</cite></span> </li> <li id="cite_note-2"><a href="#cite_ref-2"><b>^</b></a> <span class="reference-text"><a rel="nofollow" class="external text" href="https://eur-lex.europa.eu/LexUriServ/LexUriServ.do?uri=CELEX:52003DC0515:IT:HTML">Comunicazione della Commissione relativa alla Guida di buone prassi a carattere non vincolante per l'attuazione della direttiva 1999/92/CE del Parlamento europeo e del Consiglio relativa alle prescrizioni minime per il miglioramento della tutela della sicurezza e della salute dei lavoratori che possono essere esposti al rischio di atmosfere esplosive.</a></span> </li> <li id="cite_note-HSE-3"><a href="#cite_ref-HSE_3-0"><b>^</b></a> <span class="reference-text"> <cite class="citation libro" style="font-style:normal"> Neil McManus, <a rel="nofollow" class="external text" href="http://books.google.com/?id=ygATMSwPbtAC&pg=RA2-PA147&dq=Deflagration+and+Detonation+Flame+Arresters"><span style="font-style:italic;">Safety and Health in Confined Spaces</span></a>, CRC Press, 1998, p. 147, <a href="/wiki/ISBN" title="ISBN">ISBN</a> <a href="/wiki/Speciale:RicercaISBN/1-56670-326-3" title="Speciale:RicercaISBN/1-56670-326-3">1-56670-326-3</a>. <small>URL consultato il 19 novembre 2007</small>.</cite></span> </li> <li id="cite_note-4"><a href="#cite_ref-4"><b>^</b></a> <span class="reference-text"><i>Do Wire Fences Stop Ground Fires?</i>, JAMES L. MURPHY AND HARRY E. SCHIMKE, U.S. Forest Service Research Note PSW-70, Pacific southwest forest and range experiment station, Berkeley, CA, 1965, <a rel="nofollow" class="external free" href="http://www.fs.fed.us/psw/publications/documents/psw_rn070/psw_rn070.pdf">http://www.fs.fed.us/psw/publications/documents/psw_rn070/psw_rn070.pdf</a></span> </li> <li id="cite_note-5"><a href="#cite_ref-5"><b>^</b></a> <span class="reference-text"><a rel="nofollow" class="external text" href="http://ingchim.ing.uniroma1.it/~mazzarot/pagina%20mia%20internet/IIP%20Nuovo/2-stoccaggi.pdf">Dispense della professoressa Barbara Mazzarotta (Dipartimento Ingegneria Chimica Materiali Ambiente dell'Università "La Sapienza" di Roma) - "Impianti nell'industria di processo"</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20121224112410/http://ingchim.ing.uniroma1.it/~mazzarot/pagina%20mia%20internet/IIP%20Nuovo/2-stoccaggi.pdf">Archiviato</a> il 24 dicembre 2012 in <a href="/wiki/Internet_Archive" title="Internet Archive">Internet Archive</a>.</span> </li> </ol></div> <div class="mw-heading mw-heading2"><h2 id="Voci_correlate">Voci correlate</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Arrestatore_di_fiamma&veaction=edit&section=4" title="Modifica la sezione Voci correlate" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Arrestatore_di_fiamma&action=edit&section=4" title="Edit section's source code: Voci correlate"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Fiamma" title="Fiamma">Fiamma</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="Altri_progetti">Altri progetti</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Arrestatore_di_fiamma&veaction=edit&section=5" title="Modifica la sezione Altri progetti" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Arrestatore_di_fiamma&action=edit&section=5" title="Edit section's source code: Altri progetti"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <div id="interProject" class="toccolours" style="display: none; clear: both; margin-top: 2em"><p id="sisterProjects" style="background-color: #efefef; color: black; font-weight: bold; margin: 0"><span>Altri progetti</span></p><ul title="Collegamenti verso gli altri progetti Wikimedia"> <li class="" title=""><span class="plainlinks" title="commons:Category:Flame arresters"><a class="external text" href="https://commons.wikimedia.org/wiki/Category:Flame_arresters?uselang=it">Wikimedia Commons</a></span></li></ul></div> <ul><li><span typeof="mw:File"><a href="https://commons.wikimedia.org/wiki/?uselang=it" title="Collabora a Wikimedia Commons"><img alt="Collabora a Wikimedia Commons" src="//upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/18px-Commons-logo.svg.png" decoding="async" width="18" height="24" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/27px-Commons-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/36px-Commons-logo.svg.png 2x" data-file-width="1024" data-file-height="1376" /></a></span> <span class="plainlinks"><a class="external text" href="https://commons.wikimedia.org/wiki/?uselang=it">Wikimedia Commons</a></span> contiene immagini o altri file sull'<b><span class="plainlinks"><a class="external text" href="https://commons.wikimedia.org/wiki/Category:Flame_arresters?uselang=it">arrestatore di fiamma</a></span></b></li></ul> <div class="noprint" style="width:100%; padding: 3px 0; display: flex; flex-wrap: wrap; row-gap: 4px; column-gap: 8px; box-sizing: border-box;"><div style="flex-grow: 1"><style data-mw-deduplicate="TemplateStyles:r140555418">.mw-parser-output .itwiki-template-occhiello{width:100%;line-height:25px;border:1px solid #CCF;background-color:#F0EEFF;box-sizing:border-box}.mw-parser-output .itwiki-template-occhiello-progetto{background-color:#FAFAFA}@media screen{html.skin-theme-clientpref-night .mw-parser-output .itwiki-template-occhiello{background-color:#202122;border-color:#54595D}html.skin-theme-clientpref-night .mw-parser-output .itwiki-template-occhiello-progetto{background-color:#282929}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .itwiki-template-occhiello{background-color:#202122;border-color:#54595D}html.skin-theme-clientpref-os .mw-parser-output .itwiki-template-occhiello-progetto{background-color:#282929}}</style><div class="itwiki-template-occhiello"><span class="noviewer" typeof="mw:File"><a href="/wiki/File:Crystal_kcontrol_2.svg" class="mw-file-description" title="Ingegneria"><img alt=" " src="//upload.wikimedia.org/wikipedia/commons/thumb/b/b6/Crystal_kcontrol_2.svg/23px-Crystal_kcontrol_2.svg.png" decoding="async" width="23" height="25" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/b/b6/Crystal_kcontrol_2.svg/36px-Crystal_kcontrol_2.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/b/b6/Crystal_kcontrol_2.svg/47px-Crystal_kcontrol_2.svg.png 2x" data-file-width="93" data-file-height="99" /></a></span> <b><a href="/wiki/Portale:Ingegneria" title="Portale:Ingegneria">Portale Ingegneria</a></b>: accedi alle voci di Wikipedia che trattano di ingegneria</div></div></div>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1" alt="" width="1" height="1" style="border: none; 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