JP2002208314A - High temperature flexible cable, structure of molten carbonate fuel cell and power take-out part of molten carbonate fuel cell - Google Patents
High temperature flexible cable, structure of molten carbonate fuel cell and power take-out part of molten carbonate fuel cellInfo
- Publication number
- JP2002208314A JP2002208314A JP2001005099A JP2001005099A JP2002208314A JP 2002208314 A JP2002208314 A JP 2002208314A JP 2001005099 A JP2001005099 A JP 2001005099A JP 2001005099 A JP2001005099 A JP 2001005099A JP 2002208314 A JP2002208314 A JP 2002208314A
- Authority
- JP
- Japan
- Prior art keywords
- flexible cable
- stainless steel
- wire
- temperature
- fuel cell
- 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
Links
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 title claims abstract description 21
- 239000000446 fuel Substances 0.000 title claims abstract description 21
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 40
- 239000010935 stainless steel Substances 0.000 claims abstract description 40
- 239000004020 conductor Substances 0.000 claims abstract description 29
- 239000010949 copper Substances 0.000 claims abstract description 22
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 15
- 238000005253 cladding Methods 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 9
- 229910000963 austenitic stainless steel Inorganic materials 0.000 claims description 8
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 6
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 3
- 238000009954 braiding Methods 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 238000009940 knitting Methods 0.000 claims description 3
- 239000010453 quartz Substances 0.000 claims description 3
- 239000000377 silicon dioxide Substances 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 abstract description 8
- 230000007797 corrosion Effects 0.000 abstract description 8
- 230000003647 oxidation Effects 0.000 abstract description 6
- 238000007254 oxidation reaction Methods 0.000 abstract description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 8
- 229910052799 carbon Inorganic materials 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 5
- 229910052804 chromium Inorganic materials 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 230000001590 oxidative effect Effects 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 239000011162 core material Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000000748 compression moulding Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 102100024522 Bladder cancer-associated protein Human genes 0.000 description 1
- 101150110835 Blcap gene Proteins 0.000 description 1
- 101100493740 Oryza sativa subsp. japonica BC10 gene Proteins 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012770 industrial material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、例えば４００℃を
越える高温酸化雰囲気下での通電に使用し得る高温用フ
レキシブルケーブル、更には、斯かる高温用フレキシブ
ルケーブルを備えた溶融炭酸塩型燃料電池の構造及びそ
の電力取り出し部に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a high-temperature flexible cable which can be used for energization in a high-temperature oxidizing atmosphere exceeding 400.degree. C., and a molten carbonate fuel cell provided with such a high-temperature flexible cable. And its power take-out part.
【０００２】[0002]
【従来の技術】従来、編組線にて形成された可撓性導体
部と、この可撓性導体部の両端に端子部を設けたフレキ
シブルケーブルが実際に使用されている。このようなフ
レキシブルケーブルでは、通常、可撓性導体部を構成す
る編組線は、スズメッキ銅線などを使用している。2. Description of the Related Art Conventionally, a flexible conductor formed of a braided wire and a flexible cable having terminals at both ends of the flexible conductor are actually used. In such a flexible cable, a tin-plated copper wire or the like is usually used as a braided wire constituting the flexible conductor.
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、従来の
スズメッキ銅線を使用したフレキシブルケーブルは、例
えば２５０℃以上の高温、酸化雰囲気下ではスズメッキ
銅線が酸化により腐食し、断線が発生する。However, in the case of a conventional flexible cable using a tin-plated copper wire, the tin-plated copper wire is corroded by oxidation at a high temperature of, for example, 250 ° C. or more and in an oxidizing atmosphere, resulting in disconnection.
【０００４】そこで、スズメッキ銅線の代わりにニッケ
ルメッキ銅線が使用されるが、耐熱温度は４００℃以下
である。Therefore, nickel-plated copper wire is used instead of tin-plated copper wire, but the heat-resistant temperature is 400 ° C. or less.
【０００５】これらスズメッキ銅線或いはニッケルメッ
キ銅線よりも耐熱性のあるステンレス線やニッケル線を
使用することも考えられるが、ステンレス線やニッケル
線は、腐食には強いが導電率が低すぎて電流ケーブルと
しては不向きである。It is conceivable to use a stainless wire or a nickel wire having higher heat resistance than the tin-plated copper wire or the nickel-plated copper wire. However, the stainless wire or the nickel wire is resistant to corrosion but has too low conductivity. It is not suitable as a current cable.
【０００６】従って、本発明の目的は、高温での耐酸化
腐食性に優れ、導電率の高い高温用フレキシブルケーブ
ル、更には、斯かる高温用フレキシブルケーブルを備え
た溶融炭酸塩型燃料電池の構造及びその電力取り出し部
を提供することである。Accordingly, an object of the present invention is to provide a high-temperature flexible cable having excellent resistance to oxidation and corrosion at high temperatures and high electrical conductivity, and a structure of a molten carbonate fuel cell provided with such a high-temperature flexible cable. And its power take-out.
【０００７】[0007]
【課題を解決するための手段】上記目的は本発明に係る
高温用フレキシブルケーブル、並びに、斯かる高温用フ
レキシブルケーブルを備えた溶融炭酸塩型燃料電池の構
造及びその電力取り出し部にて達成される。要約すれ
ば、第１の本発明は、編組線にて形成された可撓性導体
部の両端に端子部を設けたフレキシブルケーブルにおい
て、前記編組線は、銅線の表面にステンレス鋼のクラッ
ド加工を施したステンレスクラッドＣｕ線で形成される
ことを特徴とする高温用フレキシブルケーブルである。The above object is achieved by a high-temperature flexible cable according to the present invention, a structure of a molten carbonate fuel cell provided with such a high-temperature flexible cable, and a power take-out portion thereof. . In summary, a first aspect of the present invention is a flexible cable in which terminals are provided at both ends of a flexible conductor formed of a braided wire, wherein the braided wire is formed by cladding stainless steel on the surface of a copper wire. It is a high-temperature flexible cable characterized by being formed of a stainless-clad Cu wire having been subjected to the following.
【０００８】第１の本発明にて一実施態様によると、前
記編組線は、前記ステンレスクラッドＣｕ線を多数本網
代状に編んだ平織編組線である。According to one embodiment of the first invention, the braided wire is a plain-woven braided wire obtained by braiding a large number of the stainless-clad Cu wires in a net-like shape.
【０００９】第１の本発明にて他の実施態様によると、
前記ステンレスクラッドＣｕ線のクラッド材としてのス
テンレス鋼は、Ｃ含有量が０．０６重量％以下のオース
テナイト系ステンレスである。前記クラッド材のステン
レス鋼は、ＪＩＳのＳＵＳ３０４Ｌとすることができ
る。According to another embodiment of the first invention,
The stainless steel as a cladding material of the stainless clad Cu wire is an austenitic stainless steel having a C content of 0.06% by weight or less. The stainless steel of the clad material may be SUS304L of JIS.
【００１０】第１の本発明にて他の実施態様によると、
前記端子部は、ステンレス鋼にて形成される。好ましく
は、前記端子部のステンレス鋼は、Ｃ含有量が０．０６
重量％以下のオーステナイト系ステンレスとされ、ＪＩ
ＳのＳＵＳ３０４Ｌとすることができる。According to another embodiment of the first invention,
The terminal is formed of stainless steel. Preferably, the stainless steel of the terminal portion has a C content of 0.06.
Weight percent of austenitic stainless steel
S SUS304L.
【００１１】第１の本発明にて他の実施態様によると、
前記可撓性導体部を耐熱性絶縁カバーにて被覆する。前
記耐熱性絶縁カバーは、アルミナ、シリカ、Ｓガラス、
石英、ジルコニアなどのセラミック繊維を編組したもの
とすることができる。According to another embodiment of the first invention,
The flexible conductor is covered with a heat-resistant insulating cover. The heat-resistant insulating cover is made of alumina, silica, S glass,
It may be a braided ceramic fiber such as quartz or zirconia.
【００１２】第２の本発明によると、上記構成の高温用
フレキシブルケーブルを溶融炭酸塩型燃料電池の電力取
り出し部として用いた溶融炭酸塩型燃料電池の構造が提
供される。According to a second aspect of the present invention, there is provided a structure of a molten carbonate fuel cell using the high-temperature flexible cable having the above structure as a power take-out portion of the molten carbonate fuel cell.
【００１３】第３の本発明によると、上記構成の高温用
フレキシブルケーブルにて形成された溶融炭酸塩型燃料
電池の電力取り出し部が提供される。According to a third aspect of the present invention, there is provided a power take-out portion of a molten carbonate fuel cell formed by the high-temperature flexible cable having the above-described structure.
【００１４】第４の本発明によると、銅線の表面にステ
ンレス鋼のクラッド加工を施したステンレスクラッドＣ
ｕ線を多数本編んでなる平織編組線である電力用フレキ
シブル導体が提供される。According to the fourth aspect of the present invention, a stainless steel clad C in which a surface of a copper wire is subjected to a stainless steel clad processing.
Provided is a power flexible conductor which is a plain-woven braided wire formed by knitting a large number of u wires.
【００１５】[0015]
【発明の実施の形態】以下、本発明に係る高温用フレキ
シブルケーブル、、並びに、斯かる高温用フレキシブル
ケーブルを備えた溶融炭酸塩型燃料電池の構造及びその
電力取り出し部について図面に則して更に詳しく説明す
る。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A high-temperature flexible cable according to the present invention, a structure of a molten carbonate fuel cell provided with such a high-temperature flexible cable, and a power take-out portion thereof will be further described with reference to the drawings. explain in detail.
【００１６】実施例１ 図１に、本発明に係る高温用フレキシブルケーブルの一
実施例を示す。本実施例にて、高温用フレキシブルケー
ブル１は、編組線にて形成された可撓性導体部２と、こ
の可撓性導体部２の両端に設けた端子部３とを有する。
編組線は、線材を多数本網代状に編んだ平織編組線とす
ることができる。Embodiment 1 FIG. 1 shows an embodiment of a high-temperature flexible cable according to the present invention. In the present embodiment, the high-temperature flexible cable 1 has a flexible conductor 2 formed of a braided wire and terminal portions 3 provided at both ends of the flexible conductor 2.
The braided wire may be a plain woven braided wire obtained by knitting a large number of wires into a net net shape.
【００１７】本発明に従うと、編組線は、銅線の表面に
ステンレス鋼のクラッド加工を施したステンレスクラッ
ドＣｕ線にて形成される。According to the present invention, the braided wire is formed of a stainless-clad Cu wire in which a surface of a copper wire is subjected to a stainless steel cladding process.
【００１８】更に説明すると、本発明の編組線の線材と
して使用されるステンレスクラッドＣｕ線の芯材として
使用されるＣｕ導体は、純度９９％以上の高純度のもの
が望ましい。More specifically, the Cu conductor used as the core material of the stainless-clad Cu wire used as the wire material of the braided wire of the present invention is desirably of high purity of 99% or more.
【００１９】また、クラッド材としてのステンレス鋼
は、Ｃ含有量０．０６重量％以下のオーステナイト系ス
テンレスが好ましい。例えば、超低炭素級ステンレス鋼
と呼ばれるＣ含有量が０．０３重量％以下のＳＵＳ３０
４Ｌなどが挙げられる。Ｃの含有量が０．０６％を超え
ると４５０〜８００℃の温度領域で使用中に、ステンレ
ス鋼に含有されるＣｒとＣとが反応して、例えばＣｒ23
Ｃ6のようなＣｒxＣy化合物が生成し易くなる。ＣｒxＣ
y化合物が生じると、ステンレス鋼中にＣｒ欠乏域が形
成されて局部的に耐食性が低下する。又、ＣｒxＣy化合
物は脆く、ＣｒxＣy化合物が生じると、ステンレス層が
脆化して機械的強度が低下し、クラックが生じ、導電率
も低下することとなる。The stainless steel as the cladding material is preferably an austenitic stainless steel having a C content of 0.06% by weight or less. For example, SUS30 which is called ultra-low carbon grade stainless steel and has a C content of 0.03% by weight or less.
4L and the like. When the content of C exceeds 0.06%, Cr and C contained in the stainless steel react during use in a temperature range of 450 to 800 ° C., for example, Cr 23.
Cr x C y compounds such as C 6 tends to generate. Cr x C
When the y compound is generated, a Cr-deficient region is formed in the stainless steel, and the corrosion resistance is locally reduced. Further, Cr x C y compound is brittle, the Cr x C y compound is produced, stainless steel layer and embrittlement decreases the mechanical strength, cracks, conductivity also becomes lowered.
【００２０】更に、ステンレス鋼に含有されるＮｉ含有
量は、６．５〜１２．５重量％が好ましく、６．５重量
％より少ない場合には、ステンレス鋼の加工性が悪くな
り導体加工時にクラックが入って線材化が困難となるた
めに好ましくない。一方、１２．５重量％を超えると、
芯材としてのＣｕに対するＮｉの拡散量が増えて導電率
が低下してしまうため、好ましくない。Further, the Ni content in the stainless steel is preferably from 6.5 to 12.5% by weight, and if less than 6.5% by weight, the workability of the stainless steel deteriorates, so that it is difficult to process conductors. It is not preferable because it becomes difficult to form a wire due to cracks. On the other hand, if it exceeds 12.5% by weight,
It is not preferable because the diffusion amount of Ni with respect to Cu as the core material increases and the electrical conductivity decreases.
【００２１】クラッド材としてのステンレス鋼は、工業
用材料であるので、上記Ｃｒ、Ｎｉ及びＣの他にもＳ
ｉ、Ｍｎ、Ｐ、Ｓなどの随伴元素を含んでいる。本発明
においては、更に、Ｃとの親和性がＣｒより大きいＮｂ
或いはＴｉを少量添加するようにしてもよい。ステンレ
ス鋼中のＣがＮｂやＴｉと結びつくことによって、Ｃｒ
と反応するＣの量を減らすことができる。Since stainless steel as a clad material is an industrial material, in addition to the above Cr, Ni and C, S
It contains associated elements such as i, Mn, P, and S. In the present invention, Nb having an affinity for C larger than that of Cr
Alternatively, a small amount of Ti may be added. By combining C in stainless steel with Nb and Ti, Cr
Can be reduced.
【００２２】本実施例では、純度９９．９％、外径０．
４６ｍｍのＣｕ素線の外周に、厚さ０．０２ｍｍのステ
ンレス層を形成して、仕上げ径０．５ｍｍのステンレス
クラッドＣｕ線を得た。クラッド材のステンレス鋼の組
成は、Ｆｅが７２重量％、Ｃｒが１８．０重量％、Ｎｉ
が８．０重量％、Ｃが０．０３重量％、その他の随伴元
素としてはＳｉが０．３重量％、Ｍｎが１．４重量％、
（Ｐ＋Ｓ）が０．２７重量％であった。In the present embodiment, the purity is 99.9%, and the outer diameter is 0.1%.
A stainless steel layer having a thickness of 0.02 mm was formed around the outer periphery of the 46 mm Cu wire to obtain a stainless clad Cu wire having a finished diameter of 0.5 mm. The composition of the stainless steel of the clad material is as follows: 72% by weight of Fe, 18.0% by weight of Cr, Ni
Is 8.0% by weight, C is 0.03% by weight, and as other accompanying elements, Si is 0.3% by weight, Mn is 1.4% by weight,
(P + S) was 0.27% by weight.
【００２３】このようにして作製したステンレスクラッ
ドＣｕ線の導電率は、同じ外径のＣｕ素線を１００％と
したときの８５．０％であり、電流ケーブルとして十分
に使用可能であった。また、引張強さは７．５ｋｇｆで
あった。なお、測定方法はＪＩＳ Ｃ３００２に則り、
標点間距離２５０ｍｍ、引張速度３０ｍｍ／分で行っ
た。The conductivity of the stainless clad Cu wire thus produced was 85.0% when the Cu wire having the same outer diameter was taken as 100%, and was sufficiently usable as a current cable. Further, the tensile strength was 7.5 kgf. The measurement method is in accordance with JIS C3002,
The test was performed at a distance between gauge marks of 250 mm and a tensile speed of 30 mm / min.
【００２４】又、高温における安定性を調べるため、温
度６００℃の恒温槽中に１０００時間放置した後、取出
して導電率を測定したところ、変化は見られず８５．０
％であった。更に、８００℃の恒温槽中に１０００時間
放置した後、取出して測定したところ、導電率８５％、
引張強さ７．１ｋｇｆであり、外観はクラックもなく良
好であった。Further, in order to examine the stability at a high temperature, the sample was left in a constant temperature bath at a temperature of 600 ° C. for 1000 hours, and was taken out and measured for the conductivity.
%Met. Furthermore, after leaving in a constant temperature bath at 800 ° C. for 1000 hours, the sample was taken out and measured, and the conductivity was 85%.
The tensile strength was 7.1 kgf, and the appearance was good without cracks.
【００２５】本発明によれば、端子部３は、銅製とする
こともできるが、好ましくは、ステンレス鋼にて作製さ
れる。即ち、端子部３にステンレス鋼を使用すると、導
電率は低下するが、端子部３は、面積が広く薄いので抵
抗への影響は少ない。図２に端子部３の断面形状を示す
が、図示するように、矩形状である必要はなく、円形、
楕円形、その他種々の形状とし得る。According to the present invention, the terminal portion 3 can be made of copper, but is preferably made of stainless steel. That is, when stainless steel is used for the terminal portion 3, the conductivity is reduced, but the terminal portion 3 has a large area and is thin, and thus has little influence on the resistance. FIG. 2 shows a cross-sectional shape of the terminal portion 3.
It can be oval or any other shape.
【００２６】本実施例では、端子部３は、肉厚０．５〜
１ｍｍのステンレス鋼製のパイプを、所要枚数の編組線
で構成した可撓性導体部の両端に挿入し、次いで圧縮成
形することにより作製され、可撓性導体部２と一体とさ
れる。次いで、ドリルで取付用のボルト穴４が穿設され
る。端子部３を形成するステンレス鋼もまた、上述した
Ｃ含有量０．０６重量％以下のオーステナイト系ステン
レスが好ましく、例えば、超低炭素級ステンレス鋼と呼
ばれるＣの含有量が０．０３重量％以下のＳＵＳ３０４
Ｌなどが挙げられる。In this embodiment, the terminal portion 3 has a thickness of 0.5 to 0.5 mm.
It is manufactured by inserting a 1 mm stainless steel pipe into both ends of a flexible conductor portion composed of a required number of braided wires, and then performing compression molding to be integrated with the flexible conductor portion 2. Next, a bolt hole 4 for mounting is formed with a drill. The stainless steel forming the terminal portion 3 is also preferably an austenitic stainless steel having a C content of 0.06% by weight or less as described above. For example, the content of C called ultra-low carbon grade stainless steel is 0.03% by weight or less. SUS304
L and the like.
【００２７】比較例として、線材径が０．５ｍｍとされ
るニッケルメッキ線（比較例１）及びニッケル線（比較
例２）を使用して、上述のようにして作製した本発明に
従った高温用フレキシブルケーブル１と同様の寸法形状
を有するフレキシブルケーブルを作製し、６００℃の恒
温槽中に１６８時間放置した後、取出して測定した。As a comparative example, a nickel-plated wire having a wire diameter of 0.5 mm (Comparative Example 1) and a nickel wire (Comparative Example 2) were used and the high temperature according to the present invention produced as described above. A flexible cable having the same dimensions and shape as the flexible cable 1 was prepared, left in a thermostat at 600 ° C. for 168 hours, taken out and measured.
【００２８】比較例１のニッケルメッキ線は、加熱前に
おいては導電率は、本発明の高温用フレキシブルケーブ
ル１に比較すると、１００％と優れていたが、加熱後に
おいては、酸化により腐食し、炭化して脆くなり、原形
を失っており、導電率の測定は不可能であった。The conductivity of the nickel-plated wire of Comparative Example 1 before heating was 100% better than that of the high-temperature flexible cable 1 of the present invention, but after heating, it was corroded by oxidation. It became brittle due to carbonization and lost its original shape, and it was impossible to measure the conductivity.
【００２９】比較例２のニッケル線は、加熱による腐食
はないが、即ち、高温での耐酸化腐食性はよいが、本発
明の高温用フレキシブルケーブル１に比較すると、加熱
前及び加熱後における導電率が２２％と低く、電流ケー
ブルとしての使用には不向きである。The nickel wire of Comparative Example 2 does not corrode due to heating, that is, has good resistance to oxidation and corrosion at high temperatures. The rate is as low as 22%, which is not suitable for use as a current cable.
【００３０】実施例２ 実施例１で説明した本発明の高温用フレキシブルケーブ
ル１は、図３に示すように、可撓性導体部２に相当し
て、アルミナ、シリカ、Ｓガラス、石英、ジルコニアな
どのセラミック繊維を編組した絶縁カバー５を設け、可
撓性導体部２を被覆することができる。Embodiment 2 As shown in FIG. 3, the high-temperature flexible cable 1 of the present invention described in Embodiment 1 corresponds to the flexible conductor 2 and is made of alumina, silica, S glass, quartz, zirconia. For example, an insulating cover 5 made of braided ceramic fiber can be provided to cover the flexible conductor 2.
【００３１】絶縁カバー５の端部５ａは、端子部３の端
部にまで被せ、図示するように、必要により折り返し
て、耐熱性止め具、例えばテフロン（デュポン社商品
名）製の粘着テープ、或いは、ＳＵＳバンド６にて端子
部３に固着することができる。The end 5a of the insulating cover 5 covers the end of the terminal portion 3 and is folded as necessary, as shown in the figure, to form a heat-resistant stopper, for example, an adhesive tape made of Teflon (trade name of DuPont), Alternatively, it can be fixed to the terminal portion 3 with the SUS band 6.
【００３２】斯かる構成とすることにより、より高温で
の絶縁性に優れた高温用フレキシブルケーブル１を提供
することができる。With such a configuration, it is possible to provide a high-temperature flexible cable 1 having excellent insulation at higher temperatures.
【００３３】実施例３ 実施例1及び２にて説明した本発明の上記構成の高温用
フレキシブルケーブル１は、図４に概略構成を示す溶融
炭酸塩型燃料電池１０の電力取り出し部１１として好適
に用いることができる。Embodiment 3 The high-temperature flexible cable 1 having the above-described structure according to the present invention described in Embodiments 1 and 2 is preferably used as a power take-out portion 11 of a molten carbonate fuel cell 10 schematically shown in FIG. Can be used.
【００３４】溶融炭酸塩型燃料電池１０にて、電池反応
を行なわせるために多数積層された電池セル１２は５５
０〜６００℃程度の高温となる。特に、電池の電力取り
出し部１１は、直接電池セル１２に取り付けられるので
熱が直接伝達される。又、実用型の溶融炭酸塩型燃料電
池１０は、空気雰囲気中で使用されるために、従来のフ
レキシブルケーブルでは酸化を受け、使用不能である。In the molten carbonate fuel cell 10, a large number of stacked battery cells 12 for causing a battery reaction
The temperature will be as high as about 0 to 600 ° C. In particular, since the battery power extraction unit 11 is directly attached to the battery cell 12, heat is directly transmitted. Further, since the practical type molten carbonate fuel cell 10 is used in an air atmosphere, it cannot be used with a conventional flexible cable because it is oxidized.
【００３５】本発明に係る高温用フレキシブルケーブル
１を溶融炭酸塩型燃料電池１０の電力取り出し部１１に
取り付け、その効果をみた。The flexible cable for high temperature 1 according to the present invention was attached to the power take-out part 11 of the molten carbonate fuel cell 10, and the effect was examined.
【００３６】本実施例で、高温用フレキシブルケーブル
１は、実施例１で説明したと同様に、芯材として純度９
９．９％の銅導体を用い、クラッド材としては超低炭素
級ステンレス鋼（ＳＵＳ３０４Ｌ）を使用した線径が
０．５ｍｍのステンレスクラッドＣｕ線を作製し、この
ステンレスクラッドＣｕ線を用いて網代状に編んだ平織
編組線を作製し、可撓性導体とした。可撓性導体部２の
断面積は５００ｍｍ2（１０００Ａ相当）、長さ（Ｌ
０）が約３ｍであった。In this embodiment, the high-temperature flexible cable 1 has a purity of 9% as the core material, as described in the first embodiment.
Using a 9.9% copper conductor, a stainless steel clad Cu wire having a wire diameter of 0.5 mm using ultra low carbon grade stainless steel (SUS304L) as a clad material, and using this stainless clad Cu wire, A plain woven braided wire knitted in a shape was prepared and used as a flexible conductor. The cross-sectional area of the flexible conductor 2 is 500 mm 2 (equivalent to 1000 A) and the length (L
0) was about 3 m.
【００３７】又、端子部３は、実施例１と同様に、肉厚
０．５ｍｍのステンレスパイプ材（ＳＵＳ３０４Ｌ）を
圧縮成形することにより上記可撓性導体部２の両端に取
り付けた。端子部３の長さ（Ｌ１＝Ｌ２）は、１５ｃ
ｍ、幅（Ｗ）は、６．５ｃｍ、厚さ（Ｈ）は、１．２ｃ
ｍであった。The terminal portions 3 were attached to both ends of the flexible conductor portion 2 by compression-molding a 0.5 mm thick stainless steel pipe (SUS304L) in the same manner as in the first embodiment. The length of the terminal portion 3 (L1 = L2) is 15c
m, width (W) is 6.5 cm, thickness (H) is 1.2c
m.
【００３８】このようにして作製した高温用フレキシブ
ルケーブル１を溶融炭酸塩型燃料電池１０の電力取り出
し部１１として使用したところ、高温酸化雰囲気下にて
耐熱性、可撓性、導電性に優れており、長期の使用によ
っても腐食、断線が発生せず、好結果を得ることができ
た。When the high-temperature flexible cable 1 thus manufactured was used as the power take-out portion 11 of the molten carbonate fuel cell 10, it was excellent in heat resistance, flexibility and conductivity in a high-temperature oxidizing atmosphere. As a result, no corrosion or disconnection occurred even after long-term use, and good results were obtained.
【００３９】上記実施例で説明した高温用フレキシブル
ケーブル１を構成する可撓性導体部２は、それ自体、電
力用フレキシブル導体として使用することができる。
又、この電力用フレキシブル導体は、必要に応じて、上
記端子部３の構造とは異なる構造の端末処理を施して、
電力設備等で適宜使用することができる。The flexible conductor 2 constituting the high-temperature flexible cable 1 described in the above embodiment can itself be used as a power flexible conductor.
This power flexible conductor is subjected to a terminal treatment having a structure different from the structure of the terminal portion 3 as necessary,
It can be used appropriately in electric power facilities and the like.
【００４０】[0040]
【発明の効果】以上説明したように、本発明の高温用フ
レキシブルケーブルは、編組線にて形成された可撓性導
体部の両端に端子部を設けたフレキシブルケーブルにお
いて、編組線は、銅線の表面にステンレス鋼のクラッド
加工を施したステンレスクラッドＣｕ線で形成され、特
に、ステンレスクラッドＣｕ線のクラッド材としてのス
テンレス鋼は、Ｃ含有量が０．０６重量％以下のオース
テナイト系ステンレスとすることにより、高温での耐酸
化腐食性に優れ、導電率が高いという特長を有する。As described above, the high-temperature flexible cable according to the present invention is a flexible cable in which terminals are provided at both ends of a flexible conductor formed of a braided wire. The stainless steel as the clad material of the stainless steel clad Cu wire is formed of an austenitic stainless steel having a C content of 0.06% by weight or less. Thereby, it has excellent resistance to oxidation and corrosion at high temperatures and high electrical conductivity.
【００４１】従って、本発明の高温用フレキシブルケー
ブルを溶融炭酸塩型燃料電池の電力取り出し部として使
用した場合には、高温酸化雰囲気下にて耐熱性、可撓
性、導電性に優れており、長期の使用によっても、腐
食、断線が発生しない。Therefore, when the high-temperature flexible cable of the present invention is used as a power take-out portion of a molten carbonate fuel cell, it has excellent heat resistance, flexibility and conductivity in a high-temperature oxidizing atmosphere, No corrosion or disconnection occurs even after long-term use.
【図１】本発明の高温用フレキシブルケーブルの一実施
例を示す平面図である。FIG. 1 is a plan view showing an embodiment of a high-temperature flexible cable according to the present invention.
【図２】本発明の高温用フレキシブルケーブルの一実施
例を示す正面図である。FIG. 2 is a front view showing an embodiment of a high-temperature flexible cable according to the present invention.
【図３】本発明の高温用フレキシブルケーブルの他の実
施例を示す平面図である。FIG. 3 is a plan view showing another embodiment of the high-temperature flexible cable according to the present invention.
【図４】本発明の高温用フレキシブルケーブルを使用し
得る溶融炭酸塩型燃料電池の概略構成図である。FIG. 4 is a schematic configuration diagram of a molten carbonate fuel cell that can use the high-temperature flexible cable of the present invention.
１ 高温用フレキシブルケーブル ２ 可撓性導体部 ３ 端子部 ５ 耐熱性絶縁カバー ６ 耐熱性止め具 １０ 溶融炭酸塩型燃料電池 １１ 電力取り出し部 DESCRIPTION OF SYMBOLS 1 High-temperature flexible cable 2 Flexible conductor part 3 Terminal part 5 Heat-resistant insulating cover 6 Heat-resistant stopper 10 Fused carbonate fuel cell 11 Electric power take-out part
───────────────────────────────────────────────────── フロントページの続き (72)発明者 佐野 仁 神奈川県川崎市川崎区小田栄２丁目１番１ 号 昭和電線電纜株式会社内 Ｆターム(参考） 5G307 BA07 BB02 BC10 5G309 PA02 5H026 AA05 CX09 ────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Hitoshi Sano 2-1-1 Oda Sakae, Kawasaki-ku, Kawasaki-shi, Kanagawa Prefecture F-term in Showa Electric Wire & Cable Co., Ltd. 5G307 BA07 BB02 BC10 5G309 PA02 5H026 AA05 CX09
Claims (14)
端に端子部を設けたフレキシブルケーブルにおいて、 前記編組線は、銅線の表面にステンレス鋼のクラッド加
工を施したステンレスクラッドＣｕ線で形成されること
を特徴とする高温用フレキシブルケーブル。1. A flexible cable in which terminals are provided at both ends of a flexible conductor portion formed of a braided wire, wherein the braided wire is a stainless steel clad Cu having a surface of a copper wire subjected to a stainless steel cladding process. A high-temperature flexible cable formed of a wire.
Ｃｕ線を多数本網代状に編んだ平織編組線であることを
特徴とする請求項１の高温用フレキシブルケーブル。2. The high-temperature flexible cable according to claim 1, wherein the braided wire is a plain-woven braided wire obtained by braiding a large number of the stainless-clad Cu wires in a net-like shape.
ド材としてのステンレス鋼は、Ｃ含有量が０．０６重量
％以下のオーステナイト系ステンレスであることを特徴
とする請求項１又は２の高温用フレキシブルケーブル。3. The high-temperature flexible cable according to claim 1, wherein the stainless steel as a clad material of the stainless-clad Cu wire is an austenitic stainless steel having a C content of 0.06% by weight or less. .
ＳのＳＵＳ３０４Ｌであることを特徴とする請求項３の
高温用フレキシブルケーブル。4. The stainless steel of the cladding material is JI
4. The high-temperature flexible cable according to claim 3, wherein the cable is SUS304L of S.
れることを特徴とする請求項１〜４のいずれかの項に記
載の高温用フレキシブルケーブル。5. The high-temperature flexible cable according to claim 1, wherein the terminal is formed of stainless steel.
が０．０６重量％以下のオーステナイト系ステンレスで
あることを特徴とする請求項５の高温用フレキシブルケ
ーブル。6. The high-temperature flexible cable according to claim 5, wherein the stainless steel of the terminal portion is an austenitic stainless steel having a C content of 0.06% by weight or less.
ＳＵＳ３０４Ｌであることを特徴とする請求項６の高温
用フレキシブルケーブル。7. The high-temperature flexible cable according to claim 6, wherein the stainless steel of the terminal portion is SUS304L of JIS.
て被覆することを特徴とする請求項１〜７のいずれかの
項に記載の高温用フレキシブルケーブル。8. The high-temperature flexible cable according to claim 1, wherein the flexible conductor is covered with a heat-resistant insulating cover.
リカ、Ｓガラス、石英、ジルコニアなどのセラミック繊
維を編組したものであることを特徴とする請求項８の高
温用フレキシブルケーブル。9. The high-temperature flexible cable according to claim 8, wherein the heat-resistant insulating cover is formed by braiding ceramic fibers such as alumina, silica, S glass, quartz, and zirconia.
高温用フレキシブルケーブルを、溶融炭酸塩型燃料電池
の電力取り出し部に用いたことを特徴とする溶融炭酸塩
型燃料電池の構造。10. A structure of a molten carbonate fuel cell, wherein the flexible cable for high temperature according to any one of claims 1 to 9 is used in a power take-out part of the molten carbonate fuel cell. .
高温用フレキシブルケーブルにて形成されることを特徴
とする溶融炭酸塩型燃料電池の電力取り出し部。11. A power take-out part for a molten carbonate fuel cell, wherein the power take-out part is formed by the high-temperature flexible cable according to claim 1. Description:
加工を施したステンレスクラッドＣｕ線を多数本編んで
なる平織編組線である電力用フレキシブル導体。12. A power flexible conductor which is a plain-woven braided wire formed by knitting a large number of stainless-clad Cu wires in which the surface of a copper wire is subjected to a stainless steel cladding process.
ッド材としてのステンレス鋼は、Ｃ含有量が０．０６重
量％以下のオーステナイト系ステンレスであることを特
徴とする請求項１２の電力用フレキシブル導体。13. The flexible conductor for electric power according to claim 12, wherein the stainless steel as the cladding material of the stainless clad Cu wire is an austenitic stainless steel having a C content of 0.06% by weight or less.
ＩＳのＳＵＳ３０４Ｌであることを特徴とする請求項１
３の電力用フレキシブル導体。14. The stainless steel of the clad material is J
2. The SUS 304L of IS.
3. Flexible conductor for power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001005099A JP2002208314A (en) | 2001-01-12 | 2001-01-12 | High temperature flexible cable, structure of molten carbonate fuel cell and power take-out part of molten carbonate fuel cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001005099A JP2002208314A (en) | 2001-01-12 | 2001-01-12 | High temperature flexible cable, structure of molten carbonate fuel cell and power take-out part of molten carbonate fuel cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2002208314A true JP2002208314A (en) | 2002-07-26 |
Family
ID=18873188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001005099A Pending JP2002208314A (en) | 2001-01-12 | 2001-01-12 | High temperature flexible cable, structure of molten carbonate fuel cell and power take-out part of molten carbonate fuel cell |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2002208314A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002222685A (en) * | 2001-01-25 | 2002-08-09 | Furukawa Techno Research Kk | Flexible terminal |
| JP2002279845A (en) * | 2001-03-22 | 2002-09-27 | Furukawa Techno Research Kk | Heat resistant resin-coated glass fiber sleeve and sleeve- covered flexible electric wire covered with the sleeve |
| KR100879757B1 (en) * | 2007-12-05 | 2009-01-21 | 원황희 | Ground connection member one body make-up flexible copper braid manufacture method |
| JP2009283176A (en) * | 2008-05-20 | 2009-12-03 | Totoku Electric Co Ltd | Magnetic flat braided wire, and coil |
| DE112008000190T5 (en) | 2007-01-16 | 2009-12-24 | Toyota Jidosha Kabushiki Kaisha, Toyota-shi | Fuel cell module for vehicles |
| WO2015129081A1 (en) * | 2014-02-26 | 2015-09-03 | 株式会社オートネットワーク技術研究所 | Stranded conductor and insulated wire |
| US11145434B2 (en) | 2019-05-08 | 2021-10-12 | Erico International Corporation | Low voltage power conductor and system |
-
2001
- 2001-01-12 JP JP2001005099A patent/JP2002208314A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002222685A (en) * | 2001-01-25 | 2002-08-09 | Furukawa Techno Research Kk | Flexible terminal |
| JP2002279845A (en) * | 2001-03-22 | 2002-09-27 | Furukawa Techno Research Kk | Heat resistant resin-coated glass fiber sleeve and sleeve- covered flexible electric wire covered with the sleeve |
| DE112008000190T5 (en) | 2007-01-16 | 2009-12-24 | Toyota Jidosha Kabushiki Kaisha, Toyota-shi | Fuel cell module for vehicles |
| US8302712B2 (en) | 2007-01-16 | 2012-11-06 | Toyota Jidosha Kabushiki Kaisha | Vehicle with fuel cell module |
| US8556007B2 (en) | 2007-01-16 | 2013-10-15 | Toyota Jidosha Kabushiki Kaisha | Fuel cell module for vehicles |
| DE112008000190B4 (en) * | 2007-01-16 | 2016-11-10 | Toyota Jidosha Kabushiki Kaisha | Fuel cell module for vehicles |
| KR100879757B1 (en) * | 2007-12-05 | 2009-01-21 | 원황희 | Ground connection member one body make-up flexible copper braid manufacture method |
| JP2009283176A (en) * | 2008-05-20 | 2009-12-03 | Totoku Electric Co Ltd | Magnetic flat braided wire, and coil |
| WO2015129081A1 (en) * | 2014-02-26 | 2015-09-03 | 株式会社オートネットワーク技術研究所 | Stranded conductor and insulated wire |
| CN105981112A (en) * | 2014-02-26 | 2016-09-28 | 株式会社自动网络技术研究所 | Stranded conductor and insulated wire |
| US10147518B2 (en) | 2014-02-26 | 2018-12-04 | Autonetworks Technologies, Ltd. | Stranded wire conductor and insulated wire |
| US11145434B2 (en) | 2019-05-08 | 2021-10-12 | Erico International Corporation | Low voltage power conductor and system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Godeke et al. | Wind-and-react Bi-2212 coil development for accelerator magnets | |
| JP2904066B2 (en) | Temperature sensor and method of manufacturing the same | |
| GB1576417A (en) | Superconductors | |
| JPH0268820A (en) | Electric conductor in the form of wire or cable | |
| JP2002208314A (en) | High temperature flexible cable, structure of molten carbonate fuel cell and power take-out part of molten carbonate fuel cell | |
| EP0432777A1 (en) | Wire conductors for automobiles | |
| JP3944573B2 (en) | Manufacturing method of Nb3Al superconducting wire and Nb3Al superconducting wire obtained by the method | |
| JP2001015324A (en) | Superconducting coil and manufacture thereof | |
| JP2003031029A (en) | Overhead electric wire | |
| JP3635210B2 (en) | Oxide superconducting compression molded conductor and manufacturing method thereof | |
| WO1995028818A1 (en) | Method of manufacturing an electrical resistance heating means | |
| JP2006019225A (en) | Super-heat resistant electric wire and cable | |
| JPH11250739A (en) | Heat-resistant conductor | |
| JPH10223061A (en) | Heat resistant electric wire | |
| CN219832215U (en) | High-temperature cable resistant to high-strength flame scouring | |
| JPH06290933A (en) | Oxide superconducting double-pancake coil | |
| JP3887875B2 (en) | Wire connection structure | |
| JPH09282953A (en) | Niobium 3 aluminum superconductive wire rod and manufacture thereof | |
| CN219180253U (en) | Wrap-around high-temperature-resistant thermocouple extension line | |
| JPS63292516A (en) | Glass fiber covered with oxide superconductor layer | |
| JP3257703B2 (en) | Pulse or AC current lead and method for connecting A15 type compound superconducting stranded wire to said current lead | |
| CN207867916U (en) | Drag chain electric power and control circuit shield composite cable | |
| JPH08138452A (en) | Corrosion resistant insulated electric wire | |
| WO2001015178A1 (en) | Auxiliary material for superconductive material | |
| JPS62118737A (en) | Preparation of heat-proof insulating coil |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20050301 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20060307 |
|
| A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20060419 |
|
| A711 | Notification of change in applicant |
Free format text: JAPANESE INTERMEDIATE CODE: A712 Effective date: 20060424 |
|
| RD02 | Notification of acceptance of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7422 Effective date: 20060609 |
|
| A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20070130 |