Un-Answered Questions { Chemical Engineering }

Is there a difference in mtd (mean temperature difference) between 'e' and 'j' (divided flow) type shell and tube heat exchangers?

652


What is a good source of equations for calculating discharge flowrates from accidental releases?

661


What is the definition of 'good' cooling tower water?

546


When an expansion is joint needed on the shell side of a shell and tube heat exchanger?

620


When specifying a cooling tower, should I look up historic wet bulb temperatures for my area or should I take measurements?

594


What does the catalystic converter on an automobile really do?

651


What factors go into designing the vapor space of kettle type reboiler?

647


What is a barometric condenser?

719


What is some good advice for specifying allowable pressure drops in shell and tube exchangers for heavy hydrocarbons?

590


What is a good approximation for the heat transfer coefficient of hydrocarbons inside 3/4" tubes?

669


What is a good method of steam tracing large vessels?

691


How can you separate hydrogen peroxide into hydrogen and oxygen?

643


Why is a vacuum breaker used on shell and tube heat exchangers that are utilizing steam as the heating utility?

720


What are some characteristics of bulk solids that can affect their ability to flow properly?

626


What kind of concerns is associated with temperature pinch points in condensers?

693