| 摘要 |
A finned tube heat exchanger is disclosed in which the structure thereof is simple, and the heat exchanging performance is increased. The heat exchanger has a plurality of fin plates arranged in parallel with one another, and a plurality of heat exchanger tubes extending through the fin plates. Each of the fin plates has a plurality of projected strips, and the strips include first to sixth rows of strips disposed in a parallel relationship. Each of the first and sixth rows of strips is formed of a trapezoidal strip and two parallelogrammic strips, each of the second and fifth rows of strips is formed of a trapezoidal strip, and each of the third and fourth rows of strips is formed of a rectangular strip.
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