Also, governing equation of heat transfer phenomena in such heat exchangers is discussed. Classification according to design or type tubular platetype extended surface regenerative phe spiral plate coil printed circuit gasketed welded brazed doublepipe shellandtube spiral tube pipe coils crossflow to tubes parallel flow to tubes platefin tubefin ordinary separating wall heat pipe wall rotary fixedmatrix rotating hoods. Design technology of largescale spiral wound heat exchanger in. Apply to mechanical designer, mechanical engineer, cad coordinator and more. They made it clear that the heat transfer rate of the spiral heat exchanger is more than that of the other types of heat exchangers 6. In this article, the performance and applications of a spiral plate heat exchanger are demonstrated. In this approach, pressure due to friction can be directly related to the heat transfer coefficient through the exchanger geometry, thus resulting in a sizing. It is widely known as one of the most efficient heat transfer systems. Pdf thermal design of spiral heat exchangers and heat.
Equation is used when simple counter or cocurrent flows exist. A new arrangement for flow of hot and cold fluids is employed for design, hot fluid. Design of spiral tube heat exchangers was studied by p. An innovative spiral tube heat exchanger is designed for particular process engineering. Pdf design and construction of a spiral heat exchanger. Spirals inherent in design maintain high heat transfer coefficients while avoiding hazardous effects of fouling and uneven fluid distribution in the. No application and duties are the same for a spiral heat exchanger. The paper gives analysis of spiral tube heat exchanger over the shell and. Alternative design approach for spiral plate heat exchangers. It provides optimum heat transfer and flow conditions for a wide variety of fluids. In the same heat exchanger the design makes it possible to run free flow on the one side and standard flow on the other side. Regarding the governing equations, a labsized model of this type of heat exchanger was designed and constructed.
It provides optimum heat transfer and flow conditions for a wide variety of fluids, with a builtin selfcleaning effect, while keeping the overall size of the unit to a minimum. Galvanized iron sheets were used as the heat transfer surfaces. Among different types of heat exchangers that are used for cooling and heating the fluids in industries, spiral. John richard thome ltcm sgm epfl heat transfer heat exchanger design 1er mars 2008 6 41 the cross. Design and construction of a spiral heat exchanger scientific. Thermal design of spiral heat exchangers and heat pipes through global best algorithm article pdf available in heat and mass transfer june 2016 with 1,452 reads how we measure reads. Pdf thermal design of spiral heat exchangers and heat pipes.
Chapter 52 heat exchangers, vaporizers, condensers joseph w. Spiral tube heat exchangers are known as excellent heat exchanger because of far compact and high heat transfer efficiency. Pdf design and experimental analysis of spiral tube heat. All sondex spiral heat exchangers are custommade according to specifications provided from the customer. To simplify the complexities in design, transfer coefficient correlations. If the flow pattern is more complex such as the case with most shell and tube heat exchangers, then a correction factor term is used and the. A spiral heat exchanger she is a compact doublecoiled heat exchanger with spiral tubing. Due to its excellent heat transfer property, good adaptability to variable loads and operation reliability, largeyscale spiral wound heat exchanger swhe has a.