Petrochemical tank field waste gas treatment system and process combining oil gas condensation recovery with RTO

• Main Authors: ZHONG YOUPING, WANG KANG, WANG KAI, ZHENG QINGHUA, CAI DASHUN, LI WEIGANG
• Format: Patent
• Language: Chinese; English
• Published: 12.08.2022
• Subjects: BLASTING; COMBUSTION APPARATUS; COMBUSTION PROCESSES; CONSUMING WASTE PRODUCTS BY COMBUSTION; CREMATION FURNACES; HEATING; LIGHTING; MECHANICAL ENGINEERING; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; SEPARATION; TRANSPORTING; WEAPONS

The invention discloses a petrochemical tank field waste gas treatment system and process combining oil gas condensation recovery with RTO, and the system comprises an oil gas desulfurization unit, a dual-channel oil gas condensation recovery unit, an activated carbon adsorption unit and an RTO high-temperature thermal oxidation treatment unit which are sequentially communicated through pipelines, the system specifically comprises a desulfurization washing tower, a freezing unit, a cold box unit, an activated carbon canister, a vacuum pump, an RTO incinerator, a flame arrester, a fan and the like, waste gas in a petrochemical tank field is sequentially subjected to oil gas desulfurization treatment, oil gas double-channel condensation recovery, waste gas activated carbon adsorption and vacuum desorption and RTO high-temperature thermal oxidation decomposition, and when the VOCs emission concentration of the waste gas is smaller than 60 mg/m < 3 >, the waste gas reaches the standard and is discharged. The effi