High pressure carbamate condenser

• Main Author: POPA DORIN
• Format: Patent
• Language: Chinese; English
• Published: 01.10.2021
• Subjects: ACYCLIC OR CARBOCYCLIC COMPOUNDS; BLASTING; CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY; CHEMISTRY; DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OFGENERAL APPLICATION; HEAT EXCHANGE IN GENERAL; HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS,IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT; HEATING; LIGHTING; MECHANICAL ENGINEERING; METALLURGY; ORGANIC CHEMISTRY; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; SEPARATION; THEIR RELEVANT APPARATUS; TRANSPORTING; WEAPONS

Described are a high pressure carbamate condenser, urea plant, and urea production process. The high pressure carbamate condenser as described is of the shell-and-tube heat exchanger type with a tube bundle and has a redistribution chamber connected to tubes of the tube bundle and to a duct. The duct extends between the redistribution chamber and the shell. 本发明描述了高压氨基甲酸盐冷凝器、尿素装置和尿素生产方法。如所述的高压氨基甲酸盐冷凝器为具有管束的管壳式换热器类型，并且具有连接到所述管束的管和管道的再分配室。管道在所述再分配室和所述壳体之间延伸。