Heat Transfer Technology

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	Question
	What is a good relation to use for calculating tube bundle diameters?
	What is a good approximation for the heat transfer coefficient of hydrocarbons inside 3/4" tubes?
	What effect does choking a vertical thermosiphon have on the heat transfer rate?
	When should one be concerned with the tube wall temperature on the cooling water side of a shell and tube exchanger?
	Can large temperature differences in vaporizers cause operational problems?
	How can one quickly estimate the additional pressure drop to be introduced with more tube passes?
	What kind of concerns are associated with temperature pinch points in condensers?
	When is an expansion joint needed on the shell side of a shell and tube heat exchanger?
	Are shell and tube exchangers using 3/4" tubes always cheaper that an exchanger with 1" tubes?
	Is there a quick rule-of-thumb to estimate a gas side heat transfer rate inside the tubes of a shell and tube heat exchanger?
	What factors go into designing the vapor space of kettle type reboiler?
	What are some of the consequences of an undersized kettle type reboiler?
	What are some good strategies for curing tube vibration in shell and tube exchangers?
	Are some heat transfer services more prone to tube vibration that others for a shell and tube exchanger?
	Are there any alternatives to scraping a shell and tube if a capacity increase will make the pressure drop across the exchanger too large?
	Where can I find a good, online design handbook for shell and tube heat exchangers?
	What is a good method of minimizing shell side pressure drop in a shell and tube exchanger?
	Is there a difference in MTD (Mean Temperature Difference) between "E" and "J" (Divided Flow) type shell and tube heat exchangers?
	Where can I get help in designing a falling film evaporator?
	Where can I find some rules of thumb for thermosiphon reboiler design?
	Where can I find out more about Pinch Technology?