Catalytic cracking transparent fractionating tower simulation calculation system based on process simulation software

A simulation calculation and process simulation technology, applied in the field of catalytic cracking transparent fractionation tower simulation calculation system, can solve the problems of incompletely accurate new changes in the reaction process, failure to reflect the database system, and failure to reflect the real-time operation of the fractionation tower, etc.

Inactive Publication Date: 2013-05-01
SHANGHAI YOUHUA PROCESS INTEGRATED TECH CO LTD
View PDF2 Cites 11 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0007] In the process of realizing the present invention, the inventors have found that there are the following problems in the simulation calculation of the existing fractionation tower: (1) the emergence of new catalytic technology, the existing Aspen Plus fractionation tower flow simulation calculation method can not fully accurately reflect the new reaction process Changes; (2) The existing Aspen Plus fractionation tower process simulation calculation method is a general calculation method applicable to all catalytic cracking units, and cannot calculate the fractionation...

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Image

Smart Image Click on the blue labels to locate them in the text.
Viewing Examples
Smart Image
  • Catalytic cracking transparent fractionating tower simulation calculation system based on process simulation software
  • Catalytic cracking transparent fractionating tower simulation calculation system based on process simulation software
  • Catalytic cracking transparent fractionating tower simulation calculation system based on process simulation software

Examples

Experimental program
Comparison scheme
Effect test

Embodiment example

[0022]

[0023]

[0024]

[0025] According to the above, the user will collect the basic parameters, product property parameters, raw material parameters and hydraulic parameters (downcomer area percentage 10%, open hole area percentage 23%, tray spacing 0.9m, tower diameter 6m) and other data through Aspen The Plus ActiveX data interface is transmitted to the model of the catalytic cracking fractionation tower, and the calculation program is started. The temperature of the oil and gas at the top of the tower is 112.29°C, the flow rate of -10# diesel oil is 36.41t / h, and the flow rate of 0# diesel oil is 24.55t / h. The slurry flow rate is 14.38t / h, the 90% boiling point of 0# diesel oil is 326°C, and the operating point is in the suitable operating area. The data monitored by DCS is the oil gas temperature at the top of the tower is 115°C, the flow rate of -10# diesel oil is 36.41t / h, the flow rate of 0# diesel oil is 25t / h, the flow rate of oil slurry at the bottom of...

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to view more

PUM

No PUM Login to view more

Abstract

The invention belongs to the field of petroleum processing, and particularly relates to a catalytic cracking transparent fractionating tower simulation calculation system based on process simulation software. The catalytic cracking transparent fractionating tower simulation calculation system based on process simulation software comprises a real-time database module, a fractionating tower calculation module, a hydraulics calculation module, a Web user interface and a real-time information release module based on Flash, and is characterized in that a process model is built for the production process of a catalytic cracking transparent fractionating tower system through the process simulation software AspenPlus, so as to carry out simulation calculation. Compared with the prior art, the calculation system is based on a process simulation technology, and the catalytic cracking transparent fractionating tower simulation calculation system based on the process simulation software AspenPlus is established; an independent calculation module solving non-linear model is adopted; and real-time analog simulation is realized. According to a calculation result, real-time operation optimization opinions on a fractionating tower are presented.

Description

technical field [0001] The invention belongs to the field of petroleum processing, in particular to a catalytic cracking transparent fractionation tower simulation calculation system based on flow simulation software. Background technique [0002] Catalytic cracking unit is one of the main refining units, it is an important device for lightening heavy oil and producing liquefied gas, gasoline and diesel. In my country's refinery, the position of catalytic cracking unit is more prominent. There are nearly 100 sets of catalytic cracking units in the country, with a processing capacity of 150 megatons per year. [0003] The oil fractionation process is an important part of the catalytic cracking production process, which is related to the quality of the product. At present, scholars at home and abroad generally use the process simulation software Aspen Plus to study the production process of fractionation towers, hoping to achieve the purpose of saving energy, reducing consum...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to view more

Application Information

Patent Timeline
no application Login to view more
IPC IPC(8): G06F17/50
Inventor 谢瑞金廖兴发唐宏亮李振峰沈雪松余金森陶志钢阮慧娟宋国营孙虎良焦洋孙睿衍
Owner SHANGHAI YOUHUA PROCESS INTEGRATED TECH CO LTD
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Try Eureka
PatSnap group products

Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic.

© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap