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Introduction to high-throughput tubes

2016-08-10View Original

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High-throughput tubes are mainly divided into sintered high-throughput tubes, flame-sprayed high-throughput tubes, and machined high-throughput tubes. Among them, the sintered high-throughput tubes are the most expensive, as their manufacturing process is the most complex and requires the highest efficiency ; The machined high-throughput tube is suitable for media with high surface tension, and its performance is moderate ; Flame spray high-throughput tubes have a simple manufacturing process, which is why they are the cheapest; however, their efficiency is low. High-throughput tubes can reduce the thermal load on one hand, and improve heat transfer capacity on the other. In large heat exchange systems, due to the requirement for small temperature differences, a very large number of reboilers and evaporators are needed. Using high-throughput tubes at this time can reduce the number of reboilers and evaporators by 3/4, with a required temperature difference ΔT of only 5°C. Replacing traditional light tubes with high-throughput tubes eliminates heat transfer bottlenecks, meets the demands of higher heat transfer loads, and significantly increases productivity. At the same time, cost consumption can be reduced while maintaining design efficiency. Materials and dimensions of high-flow tubes: Materials include copper-nickel alloy (C70600, B10), carbon steel (SA179, 10#), aluminum alloy (3003), stainless steel (304L, 316L), etc. Dimensions: outer diameter of 19, 25, 32 mm, length ranging from 2000 to 14000 mm. Generally, the middle part of the high-flow tube is a reinforced section, while the two ends are smooth sections to facilitate tube insertion and expansion jointing. High-throughput tubes can be customized according to user requirements. The products are packaged in wooden boxes. High-throughput heat exchangers are suitable for low-carbon olefins, ethylene glycol, refrigerants, liquid oxygen, and liquid nitrogen. Applications of high-flux heat exchangers: High-flux heat exchangers can be used in various heat exchange devices involving phase changes, such as carburetors, evaporators, reboilers, and condensers.
Reply #22016-08-10
There seems to be a specific standard for HG high-throughput tubes in the forum; I can’t remember the exact standard number
Reply #32018-10-16
If a high-throughput tube is chosen as the heat exchange tube, how should the relevant SW6 calculations be carried out? Is there anyone who can answer this?:'
Reply #42019-12-19
Are these types of heat exchangers widely used these days?
Reply #52019-12-27
HG/T 4379-2012 Sintered High-Flow Heat Exchanger Tubes

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