Extbase Variable Dump
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      header => 'Schallschutz-Systemlösungen für Geschossdecken im Bürobau' (57 chars)
      bodytext => '<p>Die Lignatur AG bietet eine neuartige Systemlösung mit hohem Schallschutz
          für Geschossdecken in Bürobauten. Da es für Holzdecken mit Hohlbodenaufbau
         für diesen Einsatzbereich bislang keine guten Schallschutzwerte gab, hat sic
         h Lignatur im vergangenen Jahr dieser Aufgabe gewidmet und in Kooperation mi
         t Knauf eine entsprechende Deckenkombination entwickelt.&nbsp;<br /> Der Auf
         bau sieht Folgendes vor: Die LIGNATUR Flächenelemente (LFE) sind für den Sch
         allschutz mit Splitt gefüllt. Die Füllhöhe hängt von den Schallschutzanforde
         rungen ab und fällt projektspezifisch unterschiedlich aus – nach dem Motto‚
         so wenig wie möglich, so viel wie nötig. Auf die Holzdecke folgen eine Tritt
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         n hier für die notwendige Schallentkopplung. Im Hohlraum dieses aufgeständer
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' (137 chars) og_image => 1 (integer) twitter_title => 'Holzdecke mit Schallschutz und Trittschalldämmung in Bürobauten' (63 chars) twitter_description => 'Decken mit hohem Schallschutz in Bürobauten. Neuartige Lösung für Holzdecken
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' (1500 chars) slug => '/blog/schallschutz-systemloesungen-fuer-geschossdecken-im-buerobau' (66 chars) twitter_card => 'summary' (7 chars) sitemap_priority => '0.5' (3 chars) sitemap_changefreq => '' (0 chars) stickysocial => 0 (integer) tx_fed_page_flexform => NULL tx_fed_page_flexform_sub => NULL tx_fed_page_controller_action => '' (0 chars) tx_fed_page_controller_action_sub => '' (0 chars) stickysocialid => 0 (integer) featured_image => 1 (integer) comments_active => 1 (integer) publish_date => 1616567160 (integer) archive_date => 0 (integer) crdate_month => 3 (integer) crdate_year => 2021 (integer) comments => '0' (1 chars) tags => '0' (1 chars) authors => '1' (1 chars) featured_teaser => '<p>Die Lignatur AG bietet eine neuartige Systemlösung mit hohem Schallschutz
          für Geschossdecken in Bürobauten. Da es für Holzdecken mit Hohlbodenaufbau
         für diesen Einsatzbereich bislang keine guten Schallschutzwerte gab, hat sic
         h Lignatur im vergangenen Jahr dieser Aufgabe gewidmet und in Kooperation mi
         t Knauf eine entsprechende Deckenkombination entwickelt.</p>
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files => array(1 item) 0 => TYPO3\CMS\Core\Resource\FileReferenceprototypeobject propertiesOfFileReference => protectedarray(25 items) uid => 19668 (integer) pid => 1473 (integer) tstamp => 1657295673 (integer) crdate => 1657295673 (integer) deleted => 0 (integer) hidden => 0 (integer) t3ver_oid => 0 (integer) t3ver_wsid => 0 (integer) t3ver_state => 0 (integer) t3ver_stage => 0 (integer) sys_language_uid => 0 (integer) l10n_parent => 0 (integer) l10n_diffsource => '' (0 chars) uid_local => 8434 (integer) uid_foreign => 15036 (integer) tablenames => 'tt_content' (10 chars) fieldname => 'image' (5 chars) sorting_foreign => 1 (integer) title => NULL description => NULL alternative => NULL link => '' (0 chars) crop => '{"default":{"cropArea":{"x":0,"y":0,"width":1,"height":1},"selectedRatio":"N
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' (98 chars) autoplay => 0 (integer) l10n_state => NULL
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' (94 chars) t3ver_oid => 0 (integer) t3ver_wsid => 0 (integer) t3ver_state => 0 (integer) t3ver_stage => 0 (integer) t3_origuid => 0 (integer) file => 8434 (integer) title => NULL width => 1280 (integer) height => 800 (integer) description => NULL alternative => 'Hohlboden Aufbau Knauf Stützen' (30 chars) categories => 0 (integer) l10n_state => NULL tx_kesearch_no_search => 0 (integer) visible => 1 (integer) status => '' (0 chars) keywords => NULL caption => NULL creator_tool => '' (0 chars) download_name => '' (0 chars) creator => '' (0 chars) publisher => '' (0 chars) source => '' (0 chars) copyright => NULL location_country => '' (0 chars) location_region => '' (0 chars) location_city => '' (0 chars) latitude => '0.00000000000000' (16 chars) longitude => '0.00000000000000' (16 chars) ranking => 0 (integer) content_creation_date => 0 (integer) content_modification_date => 0 (integer) note => NULL unit => '' (0 chars) duration => 0 (double) color_space => '' (0 chars) pages => 0 (integer) language => '' (0 chars) fe_groups => NULL
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' (99 chars) driver => 'Local' (5 chars) configuration => array(4 items) basePath => 'fileadmin/' (10 chars) pathType => 'relative' (8 chars) caseSensitive => '1' (1 chars) baseUri => '' (0 chars) is_default => 1 (integer) is_browsable => 1 (integer) is_public => 1 (integer) is_writable => 1 (integer) is_online => 1 (integer) processingfolder => NULL auto_extract_metadata => 1 (integer) tx_filefill_enable => 1 (integer) tx_filefill_resources => NULL
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identifier => protected'/ablage/blog/interna/hohlboden_aufbau_knauf_stuetzen.png' (56 chars) name => protected'hohlboden_aufbau_knauf_stuetzen.png' (35 chars) deleted => protectedFALSE
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Extbase Variable Dump
array(6 items)
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      bodytext => '<p>Um herauszufinden, welchen Schallschutz die neue Systemlösung liefert, ha
         t die Lignatur AG im Frühjahr 2020 eine Schallschutzmessung am ift in Rosenh
         eim durchführen lassen, und zwar für diesen speziellen Deckenaufbau: Auf 20
         cm hohe Standard LIGNATUR Flächenelemente (LFE 200) mit integrierter Splitts
         chüttung (50 kg/m<sup>2</sup>) folgen 4 cm Trittschalldämmung (Isover Akusti
         k EP 1), 5 cm Zementestrich und ein Hohlboden des Typs „GIFAfloor“, dessen 3
         ,2 cm dicke Trockenestrichplatte auf 10 cm hohen Stützenfüssen aufgeständert
          wird. Ziel der Schallschutzprüfung war auch, eine allgemein gültige Bestäti
         gung für die Tauglichkeit des rund 42 cm starken Deckenpakets für Bürobauten
          zu erhalten. Dabei erreichte der Aufbau beste Schallschutzwerte: das bewert
         ete Luftschalldämm-Mass R<sub>w</sub> lag bei 74,3 dB, der bewertete Norm-Tr
         ittschallpegel L<sub>n,w</sub> bei 42,8 dB, und das bei einem Gesamtgewicht
         der Decke von nur 265&nbsp;kg/m<sup>2</sup>. Das dazugehörige Messprotokoll
         kann hier heruntergeladen werden:</p> <p><a href="t3://file?uid=6360" targe
         t="_blank">Schallschutzprotokoll 4329</a></p>
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' (1500 chars) slug => '/blog/schallschutz-systemloesungen-fuer-geschossdecken-im-buerobau' (66 chars) twitter_card => 'summary' (7 chars) sitemap_priority => '0.5' (3 chars) sitemap_changefreq => '' (0 chars) stickysocial => 0 (integer) tx_fed_page_flexform => NULL tx_fed_page_flexform_sub => NULL tx_fed_page_controller_action => '' (0 chars) tx_fed_page_controller_action_sub => '' (0 chars) stickysocialid => 0 (integer) featured_image => 1 (integer) comments_active => 1 (integer) publish_date => 1616567160 (integer) archive_date => 0 (integer) crdate_month => 3 (integer) crdate_year => 2021 (integer) comments => '0' (1 chars) tags => '0' (1 chars) authors => '1' (1 chars) featured_teaser => '<p>Die Lignatur AG bietet eine neuartige Systemlösung mit hohem Schallschutz
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         für diesen Einsatzbereich bislang keine guten Schallschutzwerte gab, hat sic
         h Lignatur im vergangenen Jahr dieser Aufgabe gewidmet und in Kooperation mi
         t Knauf eine entsprechende Deckenkombination entwickelt.</p>
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array(6 items)
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         imageDecoding => '' (0 chars)
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            bodyTag => '<body style="margin:0; background:#fff;">' (41 chars)
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            height => '600m' (4 chars)
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      header => 'Planungstool: Konfigurator' (26 chars)
      bodytext => '<p>Die Höhe der Splittfüllung in den LFEs spielt bei der Optimierung des Sch
         allschutzes dieser Systemlösung eine ebenso grosse Rolle wie die dynamische
         Steifigkeit der Trittschalldämmung oder die Wahl der Estrichplatte und der E
         lastomere zur Schallentkopplung zwischen Stützenfuss und Hohlbodenplatte.</p
         > <p>Der <a href="https://www.lignatur.ch/spezielles/konfigurator#/as=n" ta
         rget="_blank">Decken-Konfigurator</a>&nbsp;ermöglicht es Planern ausserdem,
         individuelle Systemlösungen zu simulieren. Dazu können projektspezifische Ra
         hmendaten zu Brand-, Schall- und Wärmeschutz oder für Holzoptik, Raumakustik
         , spezielle Decken- und Dachaufbauten sowie Aussteifungskriterien eingegeben
          werden. Der Konfigurator zeigt im Bild neben der Eingabemaske dann direkt w
         ie die Decke aussieht.</p> <p><em>Text: Susanne Jacob-Freitag</em></p>
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Holzdecke mit Schallschutz und Trittschalldämmung in Bürobauten

Schallschutz-Systemlösungen für Geschossdecken im Bürobau

Die Lignatur AG bietet eine neuartige Systemlösung mit hohem Schallschutz für Geschossdecken in Bürobauten. Da es für Holzdecken mit Hohlbodenaufbau für diesen Einsatzbereich bislang keine guten Schallschutzwerte gab, hat sich Lignatur im vergangenen Jahr dieser Aufgabe gewidmet und in Kooperation mit Knauf eine entsprechende Deckenkombination entwickelt. 
Der Aufbau sieht Folgendes vor: Die LIGNATUR Flächenelemente (LFE) sind für den Schallschutz mit Splitt gefüllt. Die Füllhöhe hängt von den Schallschutzanforderungen ab und fällt projektspezifisch unterschiedlich aus – nach dem Motto‚ so wenig wie möglich, so viel wie nötig. Auf die Holzdecke folgen eine Trittschalldämmung und Zementestrich. Zur Herstellung des Hohlbodens wird eine Trockenestrichplatte von Knauf auf Stützenfüssen aufgeständert. Gummischrot-Plättchen zwischen den Stützenfüssen und der oberen Trockenestrichplatte sorgen hier für die notwendige Schallentkopplung. Im Hohlraum dieses aufgeständerten Bodens können nun Installationen und Leitungen aller Art verlegt und bei Bedarf auch jederzeit einfach nachgerüstet werden. Beides unentbehrlich in Bürobauten.

Den Hohlraum effizient nutzen

Um herauszufinden, welchen Schallschutz die neue Systemlösung liefert, hat die Lignatur AG im Frühjahr 2020 eine Schallschutzmessung am ift in Rosenheim durchführen lassen, und zwar für diesen speziellen Deckenaufbau: Auf 20 cm hohe Standard LIGNATUR Flächenelemente (LFE 200) mit integrierter Splittschüttung (50 kg/m2) folgen 4 cm Trittschalldämmung (Isover Akustik EP 1), 5 cm Zementestrich und ein Hohlboden des Typs „GIFAfloor“, dessen 3,2 cm dicke Trockenestrichplatte auf 10 cm hohen Stützenfüssen aufgeständert wird. Ziel der Schallschutzprüfung war auch, eine allgemein gültige Bestätigung für die Tauglichkeit des rund 42 cm starken Deckenpakets für Bürobauten zu erhalten. Dabei erreichte der Aufbau beste Schallschutzwerte: das bewertete Luftschalldämm-Mass Rw lag bei 74,3 dB, der bewertete Norm-Trittschallpegel Ln,w bei 42,8 dB, und das bei einem Gesamtgewicht der Decke von nur 265 kg/m2. Das dazugehörige Messprotokoll kann hier heruntergeladen werden:

Schallschutzprotokoll 4329

Planungstool: Konfigurator

Die Höhe der Splittfüllung in den LFEs spielt bei der Optimierung des Schallschutzes dieser Systemlösung eine ebenso grosse Rolle wie die dynamische Steifigkeit der Trittschalldämmung oder die Wahl der Estrichplatte und der Elastomere zur Schallentkopplung zwischen Stützenfuss und Hohlbodenplatte.

Der Decken-Konfigurator ermöglicht es Planern ausserdem, individuelle Systemlösungen zu simulieren. Dazu können projektspezifische Rahmendaten zu Brand-, Schall- und Wärmeschutz oder für Holzoptik, Raumakustik, spezielle Decken- und Dachaufbauten sowie Aussteifungskriterien eingegeben werden. Der Konfigurator zeigt im Bild neben der Eingabemaske dann direkt wie die Decke aussieht.

Text: Susanne Jacob-Freitag

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