JP2017172956A - 熱交換器 - Google Patents
熱交換器 Download PDFInfo
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- JP2017172956A JP2017172956A JP2017049280A JP2017049280A JP2017172956A JP 2017172956 A JP2017172956 A JP 2017172956A JP 2017049280 A JP2017049280 A JP 2017049280A JP 2017049280 A JP2017049280 A JP 2017049280A JP 2017172956 A JP2017172956 A JP 2017172956A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
- F28F13/003—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by using permeable mass, perforated or porous materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D13/00—Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space, or structural parts of the aircraft
- B64D13/06—Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space, or structural parts of the aircraft the air being conditioned
- B64D13/08—Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space, or structural parts of the aircraft the air being conditioned the air being heated or cooled
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/08—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being otherwise bent, e.g. in a serpentine or zig-zag
- F28D7/082—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being otherwise bent, e.g. in a serpentine or zig-zag with serpentine or zig-zag configuration
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/16—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation
- F28D7/1607—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation with particular pattern of flow of the heat exchange media, e.g. change of flow direction
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/16—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation
- F28D7/1615—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation the conduits being inside a casing and extending at an angle to the longitudinal axis of the casing; the conduits crossing the conduit for the other heat exchange medium
- F28D7/1623—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation the conduits being inside a casing and extending at an angle to the longitudinal axis of the casing; the conduits crossing the conduit for the other heat exchange medium with particular pattern of flow of the heat exchange media, e.g. change of flow direction
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
- F28F1/24—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely
- F28F1/32—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely the means having portions engaging further tubular elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
- F28F1/24—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely
- F28F1/32—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely the means having portions engaging further tubular elements
- F28F1/325—Fins with openings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
- F28F1/34—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending obliquely
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
- F28F13/02—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by influencing fluid boundary
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/20—Heat transfer, e.g. cooling
- F05D2260/221—Improvement of heat transfer
- F05D2260/2214—Improvement of heat transfer by increasing the heat transfer surface
- F05D2260/22141—Improvement of heat transfer by increasing the heat transfer surface using fins or ribs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
- F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
- F28D2021/0021—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for aircrafts or cosmonautics
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
- F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
- F28D2021/0026—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for combustion engines, e.g. for gas turbines or for Stirling engines
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Geometry (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- Aviation & Aerospace Engineering (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
【解決手段】熱交換器は、複数の邪魔板を有する冷却空気導管と、冷却空気導管を通る複数の通路を有し邪魔板との複数の交差部を形成する高温空気導管と、邪魔板を通って延在する複数の穿孔と、を含む。冷却空気の流れは、厳密に邪魔板同士の間をではなく、邪魔板を通って移動し、熱交換器の熱伝達特性を改善する。
【選択図】図1
Description
[実施態様1]
少なくとも1つの邪魔板(14、72、102、142、172、178)を有する冷却空気導管(12)と、
冷却空気導管(12)を通る複数の通路(18、74、104、144、174)を有し邪魔板(14、72、102、142、172、178)との複数の交差部(20、76、106、146、176)を形成する高温空気導管(16)と、
邪魔板(14、72、102、142、172、178)を非直交で通って延在する複数の穿孔(52、88、118、158、180)と、
を備える熱交換器(10、70、100、140、170)。
[実施態様2]
複数の通路(18、74、104、144、174)が冷却空気導管に沿った流れ関与方向において離間される、実施態様1に記載の熱交換器(10、70、100、140、170)。
[実施態様3]
複数の通路(18、74、104、144、174)が冷却空気導管に沿った流線方向において互い違いとされる、実施態様2に記載の熱交換器(10、70、100、140、170)。
[実施態様4]
穿孔(52、88、118、158、180)が流線に隣接する交差部同士の間に位置付けられる、実施態様3に記載の熱交換器(10、70、100、140、170)。
[実施態様5]
邪魔板(102、178)が変化する厚さを備え、変化する厚さが交差部において最も薄いかまたは最も厚い、実施態様4に記載の熱交換器(10、70、100、140、170)。
[実施態様6]
通路(18、74、104、144、174)が邪魔板(14、72、102、142、172、178)に対して垂直である、実施態様3に記載の熱交換器(10、70、100、140、170)。
[実施態様7]
高温空気導管(16)が、折り返し部によって接続された複数の通路(18、74、104、144、174)を有する蛇行した導管を備える、実施態様3に記載の熱交換器(10、70、100、140、170)。
[実施態様8]
複数の穿孔(52、88、180)のうちの少なくともいくつかが、入口(56、90、182)、出口(58、92、184)、および入口(56、90、182)を出口(58、92、184)、に接続する連絡路(60、94、186)を備える、実施態様1に記載の熱交換器(10、70、100、140、170)。
[実施態様9]
入口(56、90)および出口(58、92)が邪魔板(14、72)の対向する側面上に位置付けられ、少なくとも1つの穿孔(52、88)の入口(56、90)が、邪魔板(14、72)の同じ側面上に少なくとも1つの他の穿孔(52、88)の出口(58、92)、として形成される、実施態様8に記載の熱交換器(10、70、100、140、170)。
[実施態様10]
連絡路(60、94、186)が中央線を画定し、中央線が冷却空気導管(12)の局所的な流線と平行でない、実施態様8に記載の熱交換器(10、70、100、140、170)。
[実施態様11]
入口(56、90、182)および出口(58、92、184)が邪魔板(14、72、102、142、172、178)の対向する側面上にある、実施態様10に記載の熱交換器(10、70、170)。
[実施態様12]
複数の通路(174)のうちの少なくとも1つの通路(174)が、少なくとも1つの通路(174)の直接の上流にある穿孔(180)のうちの1つの出口(184)、および少なくとも1つの通路(174)の直接の下流にある穿孔(180)のうちの1つの入口(182)を含む、実施態様8に記載の熱交換器(10、70、100、140、170)。
[実施態様13]
入口(56、90、182)および出口(58、92、184)が邪魔板(14、72、102、142、172、178)の同じ側面上にある、実施態様12に記載の熱交換器(10、70、100、140、170)。
[実施態様14]
穿孔(180)が邪魔板(178)の対向する側面上に対で形成され、邪魔板(178)が、穿孔(180)の対のための連絡路(186)の一部を画定する対向するウィングレット(188)を備える、実施態様13に記載の熱交換器(10、70、100、140、170)。
[実施態様15]
冷却空気導管(12)が離間された複数の邪魔板(14、72、102、142、172、178)を備え、複数の通路(18、60、74、94、104、144、174)が離間された複数の邪魔板(14、72、102、142、172、178)との複数の交差部(20、76、106、146、176)を形成する、実施態様1に記載の熱交換器(10、70、100、140、170)。
[実施態様16]
第1の空気導管(12)を通る流線と平行に配置された、少なくとも1つの邪魔板(14、72、102、142、172、178)を有する第1の空気導管(12)と、
流線に対して垂直に配置され邪魔板(14、72、102、142、172、178)との複数の交差部(20、76、106、146、176)を形成する、第1の空気導管(12)を通って延在する複数の通路(18、60、74、94、104、144、174)を備える第2の空気導管(16)と、
邪魔板(14、72、102、142、172、178)を通って延在する複数の穿孔(52、88、118、158、180)であって、各穿孔(52、88、118、158、180)が入口(56、90、182)、出口(58、92、184)、および入口(56、90、182)と出口(58、92、184)を接続する連絡路(60、94、186)を有し、出口(58、92、184)が入口(56、90、182)の下流に位置付られる、複数の穿孔(52、88、118、158、180)と、
を備える熱交換器(10、70、100、140、170)。
[実施態様17]
連絡路(60、94、186)が中央線を画定し、中央線が第1の空気導管(12)の局所的な流線と平行でなく、(56、90、182)および出口(58、92、184)が邪魔板(14、72、102、142、172、178)の対向する側面上にある、実施態様16に記載の熱交換器(10、70、100、140、170)。
[実施態様18]
複数の通路(174)のうちの少なくとも1つの通路(174)が、少なくとも1つの通路(174)の直接の上流にある穿孔(180)のうちの1つの出口(184)、および少なくとも1つの通路(174)の直接の下流にある穿孔(180)のうちの1つの入口(182)を含む、実施態様16に記載の熱交換器(10、70、100、140、170)。
[実施態様19]
入口(56、90、182)および出口(58、92、184)が邪魔板(14、72、178)の同じ側面上にある、実施態様18に記載の熱交換器(10、70、100、140、170)。
[実施態様20]
穿孔(180)が邪魔板(178)の対向する側面上に対で形成され、邪魔板(178)が、穿孔(180)の対のための連絡路(186)の一部を画定する対向するウィングレット(188)を備える、実施態様19に記載の熱交換器(10、70、100、140、170)。
12 冷却空気導管
14 邪魔板
16 高温空気導管
18 通路
20 交差部
22 冷却空気入口
24 冷却空気出口
26 入口ヘッダ
28 出口ヘッダ
30 高温空気入口
32 高温空気出口
34 入口ヘッダ
36 出口ヘッダ
38 折り返し部
40 管
42 開口部
44 冷却空気供給
46 冷却空気排出
48 高温空気供給
50 高温空気排出
52 穿孔
54 表面
56 入口
58 出口
60 連絡路
62 中央線
70 熱交換器の一部
72 邪魔板
74 通路
76 交差部
78 開口部
80 冷却空気供給
82 冷却空気排出
84 高温空気供給
86 高温空気排出
88 穿孔
90 入口
92 出口
94 連絡路
96 側面
98 窪んでいる部位
100 熱交換器の一部
102 邪魔板
104 通路
106 交差部
108 開口部
110 冷却空気供給
112 冷却空気排出
114 高温空気供給
116 高温空気排出
118 穿孔
120 厚さ
122 表面
124 凹状部
126 凸状部
128 入口
130 出口
140 熱交換器の一部
142 邪魔板
144 通路
146 交差部
148 開口部
150 冷却空気供給
152 冷却空気排出
154 高温空気供給
156 高温空気排出
158 穿孔
160 シェル
162 頂点
170 熱交換器の一部
172 邪魔板
174 通路
176 交差部
178 邪魔板表面
180 穿孔
182 入口
184 出口
186 連絡路
188 ウィングレット
190
Claims (10)
- 少なくとも1つの邪魔板(14、72、102、142、172、178)を有する冷却空気導管(12)と、
前記冷却空気導管(12)を通る複数の通路(18、60、74、94、104、144、174)を有し前記邪魔板(14、72、102、142、172、178)との複数の交差部(20、76、106、146、176)を形成する高温空気導管(16)と、
邪魔板(14、72、102、142、172、178)を非直交で通って延在する複数の穿孔(52、88、118、158、180)と、
を備える熱交換器(10、70、100、140、170)。 - 前記複数の通路(18、60、74、94、104、144、174)が前記冷却空気導管に沿った流れ関与方向において離間される、請求項1記載の熱交換器(10、70、100、140、170)。
- 前記複数の通路(18、60、74、94、104、144、174)が前記冷却空気導管に沿った流線方向において互い違いとされる、請求項2記載の熱交換器(10、70、100、140、170)。
- 前記邪魔板(102、178)が変化する厚さを備える、請求項1乃至3のいずれか1項記載の熱交換器(10、70、100、140、170)。
- 前記複数の穿孔(52、88、180)のうちの少なくともいくつかが、入口(56、90、182)、出口(58、92、184)、および前記入口(56、90、182)を前記出口(58、92、184)に接続する連絡路(60、94、186)を備える、請求項1乃至4のいずれか1項記載の熱交換器(10、70、100、140、170)。
- 前記入口(56、90、182)および前記出口(58、92、184)が、前記邪魔板(14、72、178)の対向する側面の一方または前記邪魔板(14、72、178)の同じ側面上に位置付けられる、請求項5記載の熱交換器(10、70、100、140、170)。
- 前記入口(56、90)および前記出口(58、92)が前記邪魔板(14、72)の対向する側面上に位置付けられ、少なくとも1つの穿孔(52、88)の前記入口(56、90)が、前記邪魔板(14、72)の同じ側面上に少なくとも1つの他の穿孔(52、88)の前記出口(58、92)として形成される、請求項6記載の熱交換器(10、70、100、140、170)。
- 前記複数の通路(174)のうちの少なくとも1つの通路(174)が、前記少なくとも1つの通路(174)の直接の上流にある前記穿孔(180)のうちの1つの出口(184)、および前記少なくとも1つの通路(174)の直接の下流にある前記穿孔(180)のうちの1つの入口(182)を含む、請求項5記載の熱交換器(10、70、100、140、170)。
- 前記穿孔(180)が前記邪魔板(178)の対向する側面上に対で形成され、前記邪魔板(178)が、前記穿孔(180)の前記対のための前記連絡路(186)の一部を画定する対向するウィングレット(188)を備える、請求項8記載の熱交換器(10、70、100、140、170)。
- 前記通路(60、94、186)が直線形または曲線形の一方である、請求項5乃至9のいずれか1項記載の熱交換器(10、70、100、140、170)。
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US10378835B2 (en) | 2019-08-13 |
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US11215405B2 (en) | 2022-01-04 |
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