{"id":358107,"date":"2024-03-20T10:47:59","date_gmt":"2024-03-20T10:47:59","guid":{"rendered":"\/forum\/forums\/topic\/negative-static-gauge-pressure-in-the-domain-while-using-ideal-gas-law\/"},"modified":"2024-03-20T10:47:59","modified_gmt":"2024-03-20T10:47:59","slug":"negative-static-gauge-pressure-in-the-domain-while-using-ideal-gas-law","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/negative-static-gauge-pressure-in-the-domain-while-using-ideal-gas-law\/","title":{"rendered":"Negative static gauge pressure in the domain while using ideal Gas law"},"content":{"rendered":"<p>Hello there! I am running transient CFD simulation for a vehicle ideal gas law and the energy equation and I seem to be getting a negative gauge static pressure in the whole domain, even though the reference pressure in the domain was initialized to the atmospheric pressure. Does anyone have suitable explanation and a possible solution for this occurrence? Thanks!<\/p>\n<p><img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2024\/03\/20-03-2024-1710931619-mceclip0.png\"><\/p>\n","protected":false},"template":"","class_list":["post-358107","topic","type-topic","status-closed","hentry","topic-tag-compressible-flow","topic-tag-energy-equation","topic-tag-gauge-pressure","topic-tag-ideal-gas-law"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hello there! I am running transient CFD simulation for a vehicle ideal gas law and the energy equation and I seem to be getting a negative gauge static pressure in the whole domain, even though the reference pressure in the domain was initialized to the atmospheric pressure. 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I am running transient CFD simulation for a vehicle ideal gas law and the energy equation and I seem to be getting a negative gauge static pressure in the whole domain, even though the reference pressure in the domain was initialized to the atmospheric pressure. 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I am running transient CFD simulation for a vehicle ideal gas law and the energy equation and I seem to be getting a negative gauge static pressure in the whole domain, even though the reference pressure in the domain was initialized to the atmospheric pressure. 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