Recent content by billhen

I will suggest, with no disrespect intended, that the parameters and variable of practical design software are far to numerous for an individual undertaking. This would include all heat transfer and pressure drop coorelation applicable to shell-and-tube plus an additional array tube/fin...

mheslep, thanks for pointing that out. Directly on the point: I think we could do well to offer coal power generators tax (write off) benefits to retire coal operations in favor of Natural Gas. The only real emission limitations we need are, IMO, in urban air as a local matter. So burning...

I must express some disappoint with the miss information and propaganda driven views demonstrated here. The US has energy development in place that will make us net exporters within five years. The only thing keeping the price of oil and gas up is the high price of alternatives due to...

The "batch" processing can possibly be converted to continuous by using your new heater as a circulation heater on an oil tank. In a large enough oil flow that is it's self continuous, a tank may not be needed. Control may require diverting the hot gas, and that might be unusual, Waste heat...

I think you want a duct cooler with gas in the duct and a tube bundle with longitudinal finning outside the tubes and oil inside the tube. Mechanical detail might vary depending on space available and fin efficiency. Shell-and- tube is possible. Most manufactures of double pipe exchanger have...