Urea production plant

• Main Authors: WANG JINQUAN, DENG LIANG, KANG JIANJIAN
• Format: Patent
• Language: Chinese; English
• Published: 29.09.2017
• Subjects: ACYCLIC OR CARBOCYCLIC COMPOUNDS; CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY; CHEMISTRY; CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION ORPROCESSING OF GOODS; FERTILISERS; FERTILISERS CHARACTERISED BY THEIR FORM; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; MANUFACTURE THEREOF; METALLURGY; MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENTSUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVINGA SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES,SOIL-CONDITIONERS, WETTING AGENTS; ORGANIC CHEMISTRY; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE; THEIR RELEVANT APPARATUS; TRANSPORTING

The utility model provides an urea production plant, urea production plant includes the initial response ware, and the initial response ware is used for liquid ammonia and carbon dioxide reaction formation urea solution, urea production plant still includes the second reactor, the second reactor is used for generating the polyglutamic acid solution of chelate attitude, the second reactor has first discharge gate, the polyglutamic acid solution of chelate attitude is followed first discharge gate enters into the initial response ware. The utility model provides an urea production plant has realized adding polyglutamic acid solution when preparation urea, has increased ureal result of use to and guarantee ureal intensity, the added value is higher. 本实用新型提供了种尿素制备设备，所述尿素制备设备包括第反应器，第反应器用于将液氨与二氧化碳反应生成尿素溶液，所述尿素制备设备还包括第二反应器，所述第二反应器用于生成螯合态的聚谷氨酸溶液，所述第二反应器具有第出料口，所述螯合态的聚谷氨酸溶液从所述第出料口进入到第反应器。本实用新型提供的尿素制备设备实现了在制备尿素时加入聚谷氨酸溶液，增加了尿素的使用效果，以及保证尿素的强度，附加值更高。