@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix voc4cat: <https://w3id.org/nfdi4cat/voc4cat_> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix dc: <http://purl.org/dc/terms/> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<https://w3id.org/nfdi4cat/voc4cat>
  a skos:ConceptScheme ;
  skos:prefLabel "Voc4Cat - A SKOS vocabulary for Catalysis."@en .

voc4cat:0007023
  a skos:Concept ;
  rdfs:seeAlso <https://github.com/nfdi4cat/voc4cat/blame/main/vocabularies/voc4cat/IDs0007xxx/0007023.ttl> ;
  dc:created "2024-03-23"^^xsd:date ;
  dc:identifier "0007023"^^xsd:token ;
  dc:modified "2026-02-18"^^xsd:date ;
  dc:provenance <https://github.com/nfdi4cat/voc4cat/blame/main/vocabularies/voc4cat/IDs0007xxx/0007023.ttl> ;
  skos:altLabel "GHSV"@en ;
  skos:broader voc4cat:0000186 ;
  skos:changeNote "0000-0002-4041-0165 Julia Schumann created the resource, 0000-0002-5898-1820 David Linke contributed to the definition of the resource"@en ;
  skos:definition "A physical quantity given by the volumetric flow entering a control volume divided by the size of the control volume; the quantity must be given in the unit 1/hour.  In heterogeneous catalysis the volume of the undiluted catalyst bed is used as characteristic control volume. In case of gases the flow at reference conditions (0°C, 100 kPa = 1 bar) is used."@en ;
  skos:inScheme <https://w3id.org/nfdi4cat/voc4cat> ;
  skos:prefLabel "gas hourly space velocity"@en .

voc4cat:0000186
  a skos:Concept ;
  skos:narrower voc4cat:0007023 ;
  skos:prefLabel "attributes"@en .