JP2010507902A - ハイブリッドエネルギ貯蔵デバイスとその製造方法 - Google Patents
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Abstract
Description
図1及び図2は、少なくとも1つの陰極15を示す。この陰極15は、集電装置22と、集電装置22の少なくとも1つの面に付着した腐食防止コーティング23と、腐食防止コーティング23に付着した活性材24とを有する。少なくとも1つの陰極15はタブ30を更に有する。タブ30は陰極15の側部から伸びていて、例えば、少なくとも1つの陰極15の上端から伸びている(例えば、集電装置22の上方に伸びている)。
図3と図4は、少なくとも1つの陽極17を示す。陽極は、鉛の集電装置20を有する。実施例では、集電装置は板状か格子状であっても良い。二酸化鉛のような鉛ベースの活性材21は、集電装置20の少なくとも1つの面に施される。実施例では、二酸化鉛は、鉛の格子に施されたペーストであっても良い。陽極は、少なくとも1つの陽極17の側部から伸びているタブ部28をも含む。例えば、このタブ部28は集電装置20の上に伸びている。実施例では、このタブ部28は集電装置の延長である。特定の実施例においては、鉛又は鉛合金を含むラグは、鋳造されて、タブ部の少なくとも一部分、好ましくは全体を包囲していても良い。
図5は本発明の実施例に関する単一のセル10を示す。セルはいくつかの陽極と負極で構成しても良い。例えば、セルは、(1)n個の陰極とn+1個の陽極、または、(2)n+1個の陰極とn個の陽極で構成しても良い。図5において、セル10は、4つの陽極と3つの陰極を交互に配置して構成している。各陰極は、これらの各面に付着されている不図示の腐食防止コーティングを有した集電装置22で構成している。そして、活性炭材料24は腐食防止コーティングと互いの面で付着して電気的に導通している。
ハイブリッドエネルギ蓄電池が提供されている。このハイブリッドエネルギ蓄電池は、自動車産業、動力源、静的な用途、そして、その他のエネルギ貯蔵用途に特に適している。
Claims (23)
- 少なくとも1つのセルが、少なくとも1つの陽極と、少なくとも1つの陰極と、前記少なくとも1つの陽極と前記少なくとも1つの陰極との間に設置されたセパレータと、電解液とを有し、
前記少なくとも1つの陽極が、鉛を有する活性剤と少なくとも1つの陽極の側部から伸びているタブとを有し、
前記少なくとも1つの陰極が、活性炭材料と、1つの陰極の側部から伸びているタブと、前記タブを包囲しているリードラグとを有し、
前記少なくとも1つの陽極から伸びているタブの上に、第1キャストオンストラップが配置してあり、
少なくとも1つの陰極のリードラグの上に、第2キャストオンストラップが配置してあることを特徴とするハイブリッドエネルギ貯蔵デバイス。 - 請求項1のハイブリッドエネルギ貯蔵デバイスであって、第1キャストオンストラップと第2キャストオンストラップは、鉛もしくは鉛合金を有することを特徴とする特徴とするハイブリッドエネルギ貯蔵デバイス。
- 請求項1又は請求項2のハイブリッドエネルギ貯蔵デバイスであって、第1キャストオンストラップと第2キャストオンストラップは、それぞれ一体化されて単一の部品であることを特徴とするハイブリッドエネルギ貯蔵デバイス。
- 請求項1から請求項3のいずれかに記載のハイブリッドエネルギ貯蔵デバイスであって、前記少なくとも1つの陰極は、更に、
集電装置と、
集電装置の少なくとも1つの面に付着している腐食防止コーティングと、
腐食防止コーティングに付着して電気的な接続を持つ活性炭材料とを有していることを特徴とするハイブリッドエネルギ貯蔵デバイス。 - 請求項1から請求項4のいずれかに記載のハイブリッドエネルギ貯蔵デバイスであって、前記電解液は硫酸を含むことを特徴とするハイブリッドエネルギ貯蔵デバイス。
- 請求項4のハイブリッドエネルギ貯蔵デバイスであって、導電性の前記腐食防止コーティングは膨張黒鉛シートか膨張黒鉛フォイルであることを特徴とするハイブリッドエネルギ貯蔵デバイス。
- 請求項1又は請求項2のハイブリッドエネルギ貯蔵デバイスであって、前記少なくとも1つの陰極は活性炭と鉛とを有することを特徴とするハイブリッドエネルギ貯蔵デバイス。
- 請求項4のハイブリッドエネルギ貯蔵デバイスであって、前記集電装置は銅または銅合金を含むことを特徴とするハイブリッドエネルギ貯蔵デバイス。
- 請求項4のハイブリッドエネルギ貯蔵デバイスであって、前記集電装置は1.0×105siemens/mより高い導電率を持つ材料で構成してあることを特徴とするハイブリッドエネルギ貯蔵デバイス。
- 請求項1から請求項4のいずれかに記載のハイブリッドエネルギ貯蔵デバイスであって、前記少なくとも1つの陽極は、二酸化鉛で構成してあることを特徴とするハイブリッドエネルギ貯蔵デバイス。
- 請求項1から請求項4のいずれかに記載のハイブリッドエネルギ貯蔵デバイスであって、前記少なくとも1つの陽極は、更に、鉛を含む集電装置を有していることを特徴とするハイブリッドエネルギ貯蔵デバイス。
- 請求項1から請求項3のいずれかに記載のハイブリッドエネルギ貯蔵デバイスであって、前記少なくとも1つのセルは、複数の陽極と複数の陰極とを有していることを特徴とするハイブリッドエネルギ貯蔵デバイス。
- 請求項1から請求項3のいずれかに記載のハイブリッドエネルギ貯蔵デバイスであって、前記少なくとも1つのセルは、n+1個の陽極とn個の陰極とが交互に配置されて、その陽極と陰極の間にはそれぞれセパレータを有して構成していることを特徴とするハイブリッドエネルギ貯蔵デバイス。
- 請求項1から請求項3のいずれかに記載のハイブリッドエネルギ貯蔵デバイスであって、前記少なくとも1つのセルは、n個の陽極とn+1個の陰極とが交互に配置されて、その陽極と陰極の間にはそれぞれセパレータを有して構成していることを特徴とするハイブリッドエネルギ貯蔵デバイス。
- 請求項1のハイブリッドエネルギ貯蔵デバイスであって、複数のセルを有することを特徴とするハイブリッドエネルギ貯蔵デバイス。
- 請求項1のハイブリッドエネルギ貯蔵デバイスであって、更に、前記少なくとも1つのセルのケースを有することを特徴とするハイブリッドエネルギ貯蔵デバイス。
- 請求項16のハイブリッドエネルギ貯蔵デバイスであって、前記少なくとも1つのセルの厚みの総和は、前記ケースの隙間幅よりも厚いことを特徴とするハイブリッドエネルギ貯蔵デバイス。
- 請求項16のハイブリッドエネルギ貯蔵デバイスであって、前記少なくとも1つのセルの厚みの総和(T)は、前記ケースの隙間幅よりも約0.01Tから0.2T厚いことを特徴とするハイブリッドエネルギ貯蔵デバイス。
- 請求項1のハイブリッドエネルギ貯蔵デバイスであって、前記少なくとも1つのセルの厚み方向の圧縮圧力は、約0.2psiから約5psiであることを特徴とするハイブリッドエネルギ貯蔵デバイス。
- 請求項1に記載のハイブリッドエネルギ貯蔵デバイスを製造する方法であって、
少なくとも1つの陰極と、少なくとも1つの陽極と、これらの陰極と陽極との間のセパレータとをスタックして少なくとも1つのセルを形成し、
前記少なくとも1つの陽極のタブの上に第1キャストオンストラップを鋳造し、
前記少なくとも1つの陰極のリードラグの上に第2キャストオンストラップを鋳造し、
ケースに少なくとも1つのセルを配置してあることを特徴とする方法。 - 請求項20に記載の方法であって、前記少なくとも1つのセルの厚みの総和は、前記ケースの隙間幅より厚く構成しセルをケース内に配置した時に、前記少なくとも1つのセルの厚み方向に、約0.2psiから約5psiの圧縮圧力が発生することを特徴とする方法。
- 請求項20に記載の方法であって、
前記ケース内に複数のセルを配置して、
前記少なくとも1つの陰極のそれぞれのキャストオンストラップと前記少なくとも1つの陽極のそれぞれのキャストオンストラップとを接続することにより、前記セルの間の直列接続を形成してあることを特徴とする方法。 - 請求項20に関する方法であって、
前記ケース内に複数のセルを配置して、
前記少なくとも1つの陰極のキャストオンストラップと前記少なくとも1つの陽極のキャストオンストラップとを接続することにより、前記セルの間の並列接続を形成してあることを特徴とする方法。
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