JPS59148970U - flat heat exchanger tube - Google Patents

flat heat exchanger tube

Info

Publication number
JPS59148970U
JPS59148970U JP4061483U JP4061483U JPS59148970U JP S59148970 U JPS59148970 U JP S59148970U JP 4061483 U JP4061483 U JP 4061483U JP 4061483 U JP4061483 U JP 4061483U JP S59148970 U JPS59148970 U JP S59148970U
Authority
JP
Japan
Prior art keywords
heat exchanger
exchanger tube
flat heat
hole
equivalent diameter
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP4061483U
Other languages
Japanese (ja)
Inventor
正昭 伊藤
畑田 敏夫
武雄 田中
冨田 哲
皆川 貞利
Original Assignee
株式会社日立製作所
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社日立製作所 filed Critical 株式会社日立製作所
Priority to JP4061483U priority Critical patent/JPS59148970U/en
Publication of JPS59148970U publication Critical patent/JPS59148970U/en
Pending legal-status Critical Current

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  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。
(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第1図は、サーペンタイン(蛇行)形態交換器の斜視図
、第2図は従来の扁平伝熱管の斜視図、第3図は、空気
と冷媒の温度変化の模式図、第4図は扁平管を展開して
示した冷媒の温度分布、第5図は本案の一実施例の扁平
伝熱管の横断面図、第6図は飽和域の割合を示す計算結
果、第7図は冷媒分配比に対する交換熱量の計算結果を
示すグラフである。 1・・・扁平管、2・・・冷媒分配管、3・・・冷媒集
合管、   4・・・フィン、5・・・空気流れ、6・
・・溝付伝熱面、7・・・インナーフィン、Ta1・・
・入口空気温度、Ta2・・・出口空気温度、Tr・・
・冷媒温度、to・・・冷媒蒸発温度、t工〜t4・・
・冷媒過熱温度。
Figure 1 is a perspective view of a serpentine exchanger, Figure 2 is a perspective view of a conventional flat heat exchanger tube, Figure 3 is a schematic diagram of temperature changes between air and refrigerant, and Figure 4 is a flat tube. Figure 5 is a cross-sectional view of a flat heat exchanger tube according to an embodiment of the present invention, Figure 6 is a calculation result showing the proportion of the saturated region, and Figure 7 is a diagram showing the temperature distribution of the refrigerant in relation to the refrigerant distribution ratio. It is a graph which shows the calculation result of the amount of heat exchanged. DESCRIPTION OF SYMBOLS 1... Flat tube, 2... Refrigerant distribution pipe, 3... Refrigerant collecting pipe, 4... Fin, 5... Air flow, 6...
...Grooved heat transfer surface, 7...Inner fin, Ta1...
・Inlet air temperature, Ta2...Outlet air temperature, Tr...
・Refrigerant temperature, to... Refrigerant evaporation temperature, t~t4...
・Refrigerant superheat temperature.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 多数の隔壁によるで小さな穴に分割された通路を有する
扁平伝熱管において、一端の穴の相当直径が他端の穴の
相当直径の1110程度になっており、各つ中間の穴の
相当直径を順次階段的に変化させたことを特徴とする扁
平伝熱管。
In a flat heat exchanger tube having a passage divided into small holes by multiple partition walls, the equivalent diameter of the hole at one end is about 1110 times the equivalent diameter of the hole at the other end, and the equivalent diameter of each hole in the middle is A flat heat exchanger tube characterized by a stepwise change.
JP4061483U 1983-03-23 1983-03-23 flat heat exchanger tube Pending JPS59148970U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4061483U JPS59148970U (en) 1983-03-23 1983-03-23 flat heat exchanger tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4061483U JPS59148970U (en) 1983-03-23 1983-03-23 flat heat exchanger tube

Publications (1)

Publication Number Publication Date
JPS59148970U true JPS59148970U (en) 1984-10-04

Family

ID=30171232

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4061483U Pending JPS59148970U (en) 1983-03-23 1983-03-23 flat heat exchanger tube

Country Status (1)

Country Link
JP (1) JPS59148970U (en)

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