18145291. AUTOMATED SYSTEMS AND PROCESSES FOR MAINTAINING A BOTTOMS LIQUID LEVEL OF A REGENERATOR IN A GIRBOTOL PROCESS simplified abstract (Saudi Arabian Oil Company)

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AUTOMATED SYSTEMS AND PROCESSES FOR MAINTAINING A BOTTOMS LIQUID LEVEL OF A REGENERATOR IN A GIRBOTOL PROCESS

Organization Name

Saudi Arabian Oil Company

Inventor(s)

Zaid Alkhunaizi of Qatif (SA)

Abdullah Al-abbad of Al-Omran (SA)

Jafar Al-yaseen of Dammam (SA)

AUTOMATED SYSTEMS AND PROCESSES FOR MAINTAINING A BOTTOMS LIQUID LEVEL OF A REGENERATOR IN A GIRBOTOL PROCESS - A simplified explanation of the abstract

This abstract first appeared for US patent application 18145291 titled 'AUTOMATED SYSTEMS AND PROCESSES FOR MAINTAINING A BOTTOMS LIQUID LEVEL OF A REGENERATOR IN A GIRBOTOL PROCESS

The automated system described in the patent application is designed to maintain the liquid level of a regenerator in a Girbotol process, which includes an amine absorption unit, a flash drum, the regenerator, and a reflux drum. The system includes a controller that monitors flow rates within the process and adjusts the make-up water stream's flow rate through a control valve to offset any expected changes in the bottoms liquid volume of the regenerator.

  • The system includes a controller that monitors flow rates of the streams in the Girbotol process.
  • It observes changes in the flow rates and calculates expected changes in the bottoms liquid volume of the regenerator.
  • The controller determines the necessary adjustments to the make-up water stream's flow rate to offset these changes.
  • By adjusting the make-up water stream's flow rate through the control valve, the system ensures the bottoms liquid level of the regenerator is maintained.

Potential Applications: - Chemical processing plants - Industrial manufacturing facilities - Environmental engineering projects

Problems Solved: - Ensures consistent liquid levels in the regenerator - Optimizes the efficiency of the Girbotol process - Reduces manual intervention and human error in maintaining liquid levels

Benefits: - Improved process control and efficiency - Cost savings through reduced waste and rework - Enhanced safety by minimizing the risk of overflows or underflows

Commercial Applications: Title: Automated Liquid Level Control System for Chemical Processing Plants This technology can be utilized in various industries such as chemical manufacturing, oil refineries, and wastewater treatment plants to optimize process efficiency and ensure regulatory compliance.

Questions about the technology: 1. How does the automated system calculate the expected changes in the bottoms liquid volume of the regenerator? 2. What are the key components of the Girbotol process that the controller interacts with to maintain the liquid level?


Original Abstract Submitted

An automated system for maintaining a bottoms liquid level of a regenerator includes a Girbotol process including an amine absorption unit with a control valve, a flash drum, the regenerator, and a reflux drum. The automated system also includes a controller communicatively coupled to the Girbotol process and operable to execute a process with the control valve, the process including: monitoring flow rates of the streams of the Girbotol process; observing a change in the flow rates of the streams; calculating an expected change in a bottoms liquid volume of the regenerator based on the change in the flow rate of the streams; determining a first expected change in the make-up water stream's flow rate needed to offset the expected change; and adjusting a make-up water stream's flow rate through the control valve, based on the first expected change.