Problems in resid—feedstock heat exchange in visbreaking units
- 40 Downloads
• decrease in heat-exchange efficiency and increase in operating costs for heating the feedstock in the furnace;
• an increase in power consumption for aftercooling the outgoing visbreaking resid;
• reduction of the operating time between repairs due to clogging of the heat-exchange equipment.
All of this is due to the properties of the visbreaking resid and requires carefully working out the configuration of the equipment and design of the heat-exchange block with consideration of...