Novel flash distillation of phosphoric acid low level device

• Main Authors: LI CHONGGUI, YANG GUANGLIANG
• Format: Patent
• Language: Chinese; English
• Published: 21.08.2018
• Subjects: CHEMISTRY; CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION ORPROCESSING OF GOODS; COMPOUNDS THEREOF; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; INORGANIC CHEMISTRY; METALLURGY; NON-METALLIC ELEMENTS; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; SEPARATION; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE; TRANSPORTING

The utility model belongs to the technical field of the phosphoric acid manufacture heat exchanger and specifically relates to a novel flash distillation of phosphoric acid low level device, includingaxial -flow pump (1), flash vessel (2), demister (3), condenser (4), vacuum pump (5). The beneficial effects of the utility model are that: the temperature that can reduce the crystallization, improve heat exchange efficiency, reduce noncondensable gas emission, can automatic control reaction slurry. 本实用新型涉及磷酸生产换热器领域，尤其是种新型磷酸低位闪蒸装置，包括轴流泵(1)、闪蒸器(2)、除沫器(3)、冷凝器(4)、真空泵(5)。本实用新型的有益效果为：能够降低结晶、提高换热效率、减少不凝气排放量、能够自动控制反应浆液的温度。