JP4751322B2 - 熱電変換システムおよび熱電変換システムの高効率化方法 - Google Patents
熱電変換システムおよび熱電変換システムの高効率化方法 Download PDFInfo
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- JP4751322B2 JP4751322B2 JP2006513635A JP2006513635A JP4751322B2 JP 4751322 B2 JP4751322 B2 JP 4751322B2 JP 2006513635 A JP2006513635 A JP 2006513635A JP 2006513635 A JP2006513635 A JP 2006513635A JP 4751322 B2 JP4751322 B2 JP 4751322B2
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
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- 229910005347 FeSi Inorganic materials 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
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Images
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N11/00—Generators or motors not provided for elsewhere; Alleged perpetua mobilia obtained by electric or magnetic means
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N11/00—Generators or motors not provided for elsewhere; Alleged perpetua mobilia obtained by electric or magnetic means
- H02N11/002—Generators
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N10/00—Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects
- H10N10/01—Manufacture or treatment
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N10/00—Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects
- H10N10/10—Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects operating with only the Peltier or Seebeck effects
- H10N10/13—Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects operating with only the Peltier or Seebeck effects characterised by the heat-exchanging means at the junction
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N10/00—Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects
- H10N10/10—Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects operating with only the Peltier or Seebeck effects
- H10N10/17—Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects operating with only the Peltier or Seebeck effects characterised by the structure or configuration of the cell or thermocouple forming the device
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Description
2 熱電素子
3 熱源、ワーク、黒鉛製箱
4 冷媒
5 熱電変換モジュール
6 受熱部
61 受熱板
7 放熱部
71 冷却板
7a 冷却面
8 焼結炉
9 炉心管
9a 予熱部
9b 均熱部
9c 冷却部
11 冷却ジャケット
18 受熱面
QRad=σ(T1 4−T2 4)/(1/ε1+1/ε2−1)
ここに、
σ:Staphan-Boltzmann 定数 =5.67×10−8(W/m2K4)
T1:熱源の絶対温度(K)
T2:熱電変換モジュールの受熱面の絶対温度(K)
ε1:熱源の放射率
ε2:熱電変換モジュールの受熱面の放射率
QCon=(T2−T3)/RTotal
ここに、
T2:熱電変換モジュールの受熱面の絶対温度(K)
T3:冷却ダクト内の冷却媒体主流の絶対温度(K)
RTotal:熱電変換モジュールの熱抵抗および冷却ダクト内の熱伝達係数を考慮した合成熱抵抗
Claims (8)
- 少なくとも一対の熱電素子と、熱源から放射で熱を受ける受熱部と、該受熱部の反対側に位置して冷媒により冷却される放熱部とを備え、前記受熱部と前記放熱部との温度差により発電する少なくとも1つの熱電変換モジュールを有し、1または複数の前記受熱部の前記熱源を向く面によって構成される連続した又は分割された受熱面が、その各部毎に前記熱源から異なる熱量を与えられる熱電変換システムにおいて、前記受熱面は前記熱源から受ける熱量に応じた異なる複数の放射率を有することを特徴とする熱電変換システム。
- 前記受熱面を構成する素地材の選択、または前記素地材の一部または全部を覆う1または2以上の被覆材の選択、または前記受熱面の表面粗さの程度のいずれか又はこれらの一部または全部の組み合わせによって、前記受熱面の各部の放射率が目的値に設定されることを特徴とする請求項1記載の熱電変換システム。
- 前記受熱面は、異なる放射率を有する2以上の材料が並べられて構成されることを特徴とする請求項2記載の熱電変換システム。
- 前記受熱面は、異なる放射率を有する2つの被覆材または1つの被覆材と素地材とが規則的に並べられて構成され、且つ当該受熱面における前記熱電素子の投影面内に上記異なる放射率の材質よりなる列が存在することを特徴とする請求項3記載の熱電変換システム。
- 前記熱源から与えられる熱量が大きい前記受熱面に該当する前記熱電素子には動作温度の高いものが選択され、前記熱源から与えられる熱量が小さい前記受熱面に該当する前記熱電素子には動作温度の低いものが選択されることを特徴とする請求項1から4のいずれか1つに記載の熱電変換システム。
- 前記熱源は移動熱源であり、前記熱電変換モジュールは、前記移動熱源の移動経路に沿って設けられるとともに、前記移動経路上流における前記受熱面の放射率が、前記移動経路下流における前記受熱面の放射率よりも小さく設定されることを特徴とする請求項1から5のいずれか1つに記載の熱電変換システム。
- 前記移動熱源は、焼結炉の炉心管内を加熱部から冷却部へと移動するワークであり、前記冷却部では前記炉心管の周囲に冷却ジャケットが備えられ、前記熱電変換モジュールは、前記冷却部における前記炉心管の内面に前記ワークの移動経路に沿って設置されていることを特徴とする請求項6記載の熱電変換システム。
- 少なくとも一対の熱電素子と、熱源から放射で熱を受ける受熱部と、該受熱部の反対側に位置して冷媒により冷却される放熱部とを備え、前記受熱部と前記放熱部との温度差により発電する少なくとも1つの熱電変換モジュールを有し、1または複数の前記受熱部の前記熱源を向く面によって構成される連続した又は分割された受熱面が、その各部毎に前記熱源から異なる熱量を与えられる熱電変換システムにおいて、前記受熱面の各部の放射率を前記熱源から受ける熱量に応じた異なる値に調整して、前記熱電変換モジュールへの入熱量を使用上限温度以内に制限するとともに前記熱電変換モジュールを上記使用上限温度に近い温度で作動させて、総合出力を高めることを特徴とする熱電変換システムの高効率化方法。
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JP2006513635A JP4751322B2 (ja) | 2004-05-19 | 2005-05-19 | 熱電変換システムおよび熱電変換システムの高効率化方法 |
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JP2004148987 | 2004-05-19 | ||
JP2004148987 | 2004-05-19 | ||
JP2006513635A JP4751322B2 (ja) | 2004-05-19 | 2005-05-19 | 熱電変換システムおよび熱電変換システムの高効率化方法 |
PCT/JP2005/009189 WO2005112141A1 (ja) | 2004-05-19 | 2005-05-19 | 熱電変換システムおよび熱電変換システムの高効率化方法 |
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JPWO2005112141A1 JPWO2005112141A1 (ja) | 2008-03-27 |
JP4751322B2 true JP4751322B2 (ja) | 2011-08-17 |
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JP2006513635A Expired - Fee Related JP4751322B2 (ja) | 2004-05-19 | 2005-05-19 | 熱電変換システムおよび熱電変換システムの高効率化方法 |
Country Status (5)
Country | Link |
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US (1) | US20080023056A1 (ja) |
JP (1) | JP4751322B2 (ja) |
DE (1) | DE112005001129T5 (ja) |
GB (1) | GB2437996B (ja) |
WO (1) | WO2005112141A1 (ja) |
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- 2005-05-19 JP JP2006513635A patent/JP4751322B2/ja not_active Expired - Fee Related
- 2005-05-19 WO PCT/JP2005/009189 patent/WO2005112141A1/ja active Application Filing
- 2005-05-19 DE DE112005001129T patent/DE112005001129T5/de not_active Withdrawn
- 2005-05-19 US US11/596,517 patent/US20080023056A1/en not_active Abandoned
- 2005-05-19 GB GB0624929A patent/GB2437996B/en not_active Expired - Fee Related
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JPH0864874A (ja) * | 1994-08-24 | 1996-03-08 | Hitachi Ltd | 熱電素子 |
JPH10290590A (ja) * | 1997-04-15 | 1998-10-27 | Honda Motor Co Ltd | 排熱エネルギー回収装置 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2014197642A (ja) * | 2013-03-29 | 2014-10-16 | 新日鐵住金株式会社 | 熱電発電装置および熱電発電制御方法 |
JP2015193011A (ja) * | 2014-03-31 | 2015-11-05 | Jfeスチール株式会社 | 熱電発電設備を備えた連続鋳造設備およびそれを用いた熱電発電方法 |
Also Published As
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WO2005112141A1 (ja) | 2005-11-24 |
DE112005001129T5 (de) | 2008-08-07 |
JPWO2005112141A1 (ja) | 2008-03-27 |
GB2437996A (en) | 2007-11-14 |
GB2437996B (en) | 2009-02-11 |
GB0624929D0 (en) | 2007-01-24 |
US20080023056A1 (en) | 2008-01-31 |
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