JP2003257505A - Battery pack - Google Patents
Battery packInfo
- Publication number
- JP2003257505A JP2003257505A JP2002059758A JP2002059758A JP2003257505A JP 2003257505 A JP2003257505 A JP 2003257505A JP 2002059758 A JP2002059758 A JP 2002059758A JP 2002059758 A JP2002059758 A JP 2002059758A JP 2003257505 A JP2003257505 A JP 2003257505A
- Authority
- JP
- Japan
- Prior art keywords
- control valve
- valve type
- type lead
- battery
- lead storage
- 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
- 239000002253 acid Substances 0.000 claims abstract description 21
- 239000003507 refrigerant Substances 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 2
- 239000002826 coolant Substances 0.000 claims 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 abstract description 8
- 238000001816 cooling Methods 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- 230000001105 regulatory effect Effects 0.000 description 5
- 238000012360 testing method Methods 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000008151 electrolyte solution Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000013517 stratification Methods 0.000 description 1
- 238000003466 welding Methods 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
- Y02E60/10—Energy storage using batteries
Landscapes
- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、複数個の制御弁式
鉛蓄電池を直列に接続して使用する組電池に関するもの
である。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an assembled battery in which a plurality of control valve type lead storage batteries are connected in series and used.
【０００２】[0002]
【従来の技術】複数個の制御弁式鉛蓄電池を、枠体3に
固定し、接続端子4を用いて直列に接続して使用する組
電池1（図３）は、安価で信頼性が高いという特徴を有
するために、無停電電源装置などの非常用電源として広
く使用されている。2. Description of the Related Art A battery pack 1 (FIG. 3), in which a plurality of valve-regulated lead-acid batteries are fixed to a frame 3 and connected in series using connection terminals 4, is inexpensive and highly reliable. Because of this feature, it is widely used as an emergency power supply such as an uninterruptible power supply.
【０００３】なお、図４に示すように、組電池1に用い
られている制御弁式鉛蓄電池2は、図示されていないペ
ースト式正極板及びペースト式負極板を用い、リテーナ
を介して積層・溶接して極板群を作製し、該極板群を電
槽12に挿入し、蓋13を溶着して作成するものである。そ
して、前記制御弁式鉛蓄電池2は、ペースト式正極板、
ペースト式負極板及びリテーナのそれぞれに、希硫酸電
解液を染み込ませた状態で使用しているため、メンテナ
ンスフリーという特徴がある。As shown in FIG. 4, the control valve type lead storage battery 2 used in the assembled battery 1 uses a paste type positive electrode plate and a paste type negative electrode plate, which are not shown, and is laminated via a retainer. The electrode plate group is manufactured by welding, the electrode plate group is inserted into the battery case 12, and the lid 13 is welded. The control valve type lead-acid battery 2 is a paste type positive electrode plate,
Since each of the paste type negative electrode plate and the retainer is used in a state of being impregnated with a dilute sulfuric acid electrolytic solution, there is a feature that it is maintenance-free.
【０００４】なお、図３に示すように、従来の組電池1
は、それぞれ格子状に仕切られた金属製の枠体3に、複
数個の制御弁式鉛蓄電池2を挿入して固定した後に、平
板状をした接続端子4を用いて直列接続して作製してい
た。Incidentally, as shown in FIG. 3, a conventional assembled battery 1
Was prepared by inserting a plurality of control valve type lead storage batteries 2 into a metal frame 3 partitioned in a grid shape and fixing them, and then connecting them in series using a flat connecting terminal 4. Was there.
【０００５】これらの組電池本体1は、従来は上記した
ように、非常用電源として主に使用されてきた。すなわ
ち、通常は微小な電流で充電（トリクル充電）を行って
おり、停電持に放電をするものである。そして、従来の
トリクル充電では、それぞれの制御弁式鉛蓄電池2の発
熱量が小さく、各制御弁式鉛蓄電池が特に加熱されるこ
とはなかった。Conventionally, the assembled battery body 1 has been mainly used as an emergency power source as described above. That is, normally, charging (trickle charging) is performed with a minute current, and discharging is performed during a power failure. In the conventional trickle charging, the heat generation amount of each control valve type lead storage battery 2 is small, and each control valve type lead storage battery is not particularly heated.
【０００６】[0006]
【発明が解決しようとする課題】しかしながら、最近で
は、夜間の余剰電力を蓄電池に蓄えて、昼間の電力消費
量の多い時間帯に前記蓄電池を放電して、電力負荷の平
準化をはかる電力貯蔵システムが検討されている。そし
て、当該用途に用いる蓄電池としては、安価で信頼性の
高い、制御弁式鉛蓄電池を用いた組電池が主に使用され
ている。However, recently, surplus power at night is stored in a storage battery, and the storage battery is discharged at a time when the power consumption in the daytime is large, so that the power load can be leveled. The system is being considered. As a storage battery used for the purpose, an inexpensive and highly reliable assembled battery using a control valve type lead storage battery is mainly used.
【０００７】なお、電力貯蔵システムとしては、１００
０Ａｈ程度の比較的大型の制御弁式鉛蓄電池を直列に接
続して使用し、０．１〜０．３ＣＡ程度の比較的大きな
電流値で充放電が繰り返される方式が使用されている。As an electric power storage system, 100
A relatively large control valve type lead storage battery of about 0 Ah is connected in series and used, and charging and discharging is repeated at a relatively large current value of about 0.1 to 0.3 CA.
【０００８】したがって、図３に示されるような従来構
造の組電池を使用すると、その中央部に位置する制御弁
式鉛蓄電池2（Ｃ）と、周辺部に位置する制御弁式鉛蓄
電池2（Ａ）とでは放熱量に大きな違いが生じる。その
結果、中央部に位置する制御弁式鉛蓄電池2（Ｃ）の温
度が、周辺部に位置する制御弁式鉛蓄電池2（Ａ）の温
度よりも異常に高くなる現象が認められている。Therefore, when the assembled battery of the conventional structure as shown in FIG. 3 is used, the control valve type lead storage battery 2 (C) located in the central portion and the control valve type lead storage battery 2 (located in the peripheral portion) There is a large difference in the amount of heat radiation from A). As a result, it has been confirmed that the temperature of the control valve type lead storage battery 2 (C) located in the central part becomes abnormally higher than the temperature of the control valve type lead storage battery 2 (A) located in the peripheral part.
【０００９】そして、周辺部に位置する制御弁式鉛蓄電
池2（Ａ）よりも、中央部付近に位置する制御弁式鉛蓄
電池2（Ｃ）が、高温になるためにその寿命が短くな
る。その結果、中央部付近に位置する制御弁式鉛蓄電池
2（Ｃ）の劣化が、組電池1としての寿命を決定する要因
となっていた。The control valve type lead storage battery 2 (A) located in the central portion has a higher temperature than the control valve type lead storage battery 2 (A) located in the peripheral portion, so that the service life thereof becomes shorter. As a result, a valve regulated lead-acid battery located near the center
The deterioration of 2 (C) was a factor that determines the life of the assembled battery 1.
【００１０】なお、それぞれの制御弁式鉛蓄電池2の放
熱量を増加させるには、隣接するそれぞれの制御弁式鉛
蓄電池2の間隔を広くして、距離を確保して放熱し易く
する手段が考えられる。しかしながら、この方法を用い
ると組電池1のコンパクト化が難しいという問題点があ
った。In order to increase the heat radiation amount of each control valve type lead storage battery 2, a means for widening the interval between adjacent control valve type lead storage batteries 2 to secure a distance and facilitate heat radiation is provided. Conceivable. However, when this method is used, it is difficult to make the assembled battery 1 compact.
【００１１】本発明の目的は、電力貯蔵システム等で使
用されている組電池を、長寿命化するとともにコンパク
ト化することである。An object of the present invention is to extend the life of an assembled battery used in an electric power storage system or the like and make it compact.
【００１２】[0012]
【課題を解決するための手段】本発明は、多数個の制御
弁式鉛蓄電池を直列接続して電力貯蔵用として使用する
組電池において、冷媒を用いて各制御弁式鉛蓄電池の端
子部分を冷却することによって、制御弁式鉛蓄電池の冷
却能力を高めて、長寿命化するものである。SUMMARY OF THE INVENTION The present invention relates to an assembled battery in which a large number of valve-regulated lead-acid batteries are connected in series and used for power storage. By cooling, the cooling capacity of the control valve type lead storage battery is enhanced and the life is extended.
【００１３】すなわち、請求項１の発明は、複数個の制
御弁式鉛蓄電池を枠体に固定し、直列に接続して使用す
る組電池であって、異なる前記制御弁式鉛蓄電池の端子
間は、導電性の筒状をした接続端子で電気的に接続され
ており、同一の前記制御弁式鉛蓄電池間の端子間は、絶
縁性筒で接続されており、前記接続端子と前記絶縁性筒
とは連通しており、前記接続端子と前記絶縁性筒の内部
には、冷媒を循環させて前記制御弁式鉛蓄電池を冷却す
ることを特徴とし、請求項２の発明は、前記冷媒は、前
記組電池の中央部から流入し、左右に分岐した後に、前
記組電池の左右の両側から排出されることを特徴として
いる。That is, a first aspect of the present invention is an assembled battery in which a plurality of control valve type lead storage batteries are fixed to a frame and connected in series, and the control valve type lead storage batteries have different terminals. Are electrically connected by a conductive tubular connection terminal, and the terminals between the same control valve type lead storage batteries are connected by an insulating tube, and the connection terminal and the insulating The control valve type lead-acid battery is cooled by circulating a refrigerant inside the connection terminal and the insulating cylinder, the invention being characterized in that: It is characterized in that it flows in from the central portion of the battery pack, branches left and right, and is then discharged from both left and right sides of the battery pack.
【００１４】[0014]
【発明の実施の形態】以下に、本発明に係わる実施の形
態について説明する。BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below.
【００１５】１．制御弁式鉛蓄電池及び組電池
図４に示すような、電圧が２Ｖで、略直方体形状をした
定格容量が１０００Ａｈの従来から使用されている制御
弁式鉛蓄電池2を使用して実験した。この制御弁式鉛蓄
電池2は、図示されていない発電素子を電槽12内に内蔵
し、短側面の一方（前面部分）に安全弁部16と、正極端
子5及び負極端子6とを備えた蓋13を有するものである。1. Control valve type lead storage battery and assembled battery As shown in FIG. 4, an experiment was carried out using a control valve type lead storage battery 2 having a voltage of 2 V and a substantially rectangular parallelepiped rated capacity of 1000 Ah. This control valve type lead-acid battery 2 has a power generation element (not shown) built in a battery case 12, and a lid provided with a safety valve portion 16 and one of positive electrode terminals 5 and negative electrode terminals 6 on one short side surface (front surface portion). It has 13.
【００１６】そして、後述するように、それぞれの制御
弁式鉛蓄電池2の上面、下面、左右の長側面及び後面の
周囲を、金属製の枠体3で覆われた状態で固定して組電
池1を構成するものである。Then, as will be described later, the periphery of the upper surface, the lower surface, the left and right long side surfaces and the rear surface of each control valve type lead storage battery 2 is fixed in a state of being covered with a metal frame 3 and assembled battery. It constitutes one.
【００１７】以下の実施例では、１８個の制御弁式鉛蓄
電池2を、接続端子4を用いて直列に接続して組電池1を
構成して実験した。これらの制御弁式鉛蓄電池2は、図
１〜３に示されるように正極端子5及び負極端子6が前面
を向く状態で枠体3に固定され、発電素子である極板群
の板面（図なし）が水平方向になるように配置して使用
するものである。In the following examples, 18 control valve type lead-acid batteries 2 were connected in series using connection terminals 4 to construct an assembled battery 1 for an experiment. These control valve type lead-acid batteries 2 are fixed to the frame body 3 with the positive electrode terminal 5 and the negative electrode terminal 6 facing the front as shown in FIGS. (Not shown) is used so that it is arranged horizontally.
【００１８】なお、極板群の板面が水平方向になるよう
に設置した状態で使用すると、いわゆる電解液の成層化
現象を抑制することができる。その結果、制御弁式鉛蓄
電池2の長寿命化をはかる点で好ましいことが知られて
おり、以下の実施例でもその状態で使用している。When used in a state where the electrode plates are installed so that the plate surfaces thereof are in the horizontal direction, the so-called stratification phenomenon of the electrolytic solution can be suppressed. As a result, it is known that it is preferable from the viewpoint of extending the life of the control valve type lead storage battery 2, and it is used in that state also in the following examples.
【００１９】２．サイクル寿命試験
作製した組電池1は満充電状態まで充電し、１５０Ａで
４時間放電（６００Ａｈ）をした後、４４．１Ｖ（平均
２．４５Ｖ／セル）の定電圧（制限電流が１５０Ａ）で
放電量の１０３％（６１８Ａｈ）を充電し、充電後に２
時間の休止を行うパターンでサイクル寿命試験を行っ
た。2. Cycle life test The assembled battery 1 was charged to full charge, discharged at 150A for 4 hours (600Ah), and then discharged at a constant voltage of 44.1V (average 2.45V / cell) (limited current 150A). Charge 103% (618 Ah) of the amount, and 2 after charging
The cycle life test was conducted in a pattern of time pauses.
【００２０】そして、１５０Ａで４時間放電した時点
で、３４．２Ｖ（平均１．９Ｖ／セル）を切った時点を
組電池の寿命とした。また、以下の条件で示される試験
において、図１〜３に示すＡ〜Ｃに位置する、３個の制
御弁式鉛蓄電池の上面に付けたサーミスタ温度計によっ
てそれぞれの最高温度を測定して比較した。なお、前記
した制御弁式鉛蓄電池のサイクル寿命試験等は、すべて
環境温度が２５℃の雰囲気で実施した。Then, when the battery was discharged at 150 A for 4 hours, 34.2 V (average 1.9 V / cell) was cut off, and the life of the assembled battery was determined. In the test shown under the following conditions, the maximum temperatures of the three valve-regulated lead-acid batteries located at A to C shown in FIGS. did. The cycle life test and the like of the control valve type lead-acid battery described above were all performed in an atmosphere having an ambient temperature of 25 ° C.
【００２１】[0021]
【実施例】以下に、本発明に係わる実施例について図
１，２を用いて詳細に説明する。本発明に係わる組電池
では、異なる制御弁式鉛蓄電池2の正極端子5と負極端子
6との間を電気的に直列接続するためには、ステンレス
製の筒状をした接続端子4を用いている。すなわち、異
なる制御弁式鉛蓄電池2の正極端子5と負極端子6との間
を、筒状をした接続端子4と、導電性のアタッチメント9
とを用いて、電気的に直列接続するものである。Embodiments of the present invention will be described in detail below with reference to FIGS. In the assembled battery according to the present invention, the positive terminal 5 and the negative terminal of different control valve type lead-acid batteries 2 are used.
In order to electrically connect with 6 in series, a cylindrical connection terminal 4 made of stainless steel is used. That is, between the positive electrode terminal 5 and the negative electrode terminal 6 of different control valve type lead-acid batteries 2, a cylindrical connection terminal 4 and a conductive attachment 9 are provided.
And are electrically connected in series.
【００２２】一方、同一の制御弁式鉛蓄電池2の正極端
子5と負極端子6との間は、絶縁状態にするために、絶縁
性筒であるアクリル製筒8を使用し、上記した接続端子4
とアタッチメント9とを用いて接合する。なお、前記接
続端子4とアクリル製筒8とは内部が連通しており、それ
ぞれの内部の円筒部分を利用して、冷媒を流すことがで
きる。On the other hand, between the positive electrode terminal 5 and the negative electrode terminal 6 of the same control valve type lead-acid battery 2, an acrylic cylinder 8 which is an insulating cylinder is used to establish an insulating state. Four
And attachment 9 together. The inside of the connection terminal 4 and the acrylic cylinder 8 are in communication with each other, and the refrigerant can be flown by utilizing the respective cylindrical parts inside.
【００２３】今回の実験では、図１、２に示すように、
それぞれ筒状をした接続端子4とアクリル製筒8の内部
に、約１５℃の絶縁性のオイル（冷媒）を循環して、Ａ
〜Ｃの３個の制御弁式鉛蓄電池2の温度と組電池の寿命
を測定した。In this experiment, as shown in FIGS.
The insulating oil (refrigerant) at about 15 ° C. circulates inside the cylindrical connection terminal 4 and the acrylic cylinder 8 to
The temperatures of three control valve type lead-acid batteries 2 of C to C and the life of the assembled battery were measured.
【００２４】１．実施例１
本発明に係わる組電池1の第一の実施例について図１を
用いて説明する。図１に示すように、約１５℃の絶縁性
のオイル（冷媒）を左上方から、右上方に向けて循環さ
せて、それぞれの制御弁式鉛蓄電池2の正極端子5と負極
端子6の部分を冷却した。1. Example 1 A first example of the assembled battery 1 according to the present invention will be described with reference to FIG. As shown in FIG. 1, insulating oil (refrigerant) of about 15 ° C. is circulated from the upper left to the upper right, and the positive electrode terminal 5 and the negative electrode terminal 6 of each control valve type lead-acid battery 2 are circulated. Was cooled.
【００２５】２．実施例２
本発明に係わる組電池1の第二の実施例について図２を
用いて説明する。図２に示すように、約１５℃の絶縁性
のオイル（冷媒）を中央下から、左右に分岐した後に左
右の両側に向けて循環させて、それぞれの制御弁式鉛蓄
電池2の正極端子5と負極端子6の部分を冷却した。2. Example 2 A second example of the assembled battery 1 according to the present invention will be described with reference to FIG. As shown in FIG. 2, an insulating oil (refrigerant) of about 15 ° C. is branched from the lower center to the left and right, and then circulated toward both the left and right sides, and the positive terminal 5 of each control valve type lead-acid battery 2 And the part of the negative electrode terminal 6 was cooled.
【００２６】３．比較例
比較例として、図３に示すように、従来から使用されて
いる平板状をした導電性の接続端子4を用いて、それぞ
れの制御弁式鉛蓄電池2を冷却した。すなわち、比較例
では主に空冷によって、それぞれの制御弁式鉛蓄電池2
を冷却するものである。3. Comparative Example As a comparative example, as shown in FIG. 3, each control valve type lead-acid battery 2 was cooled using a conventionally used flat plate-shaped conductive connecting terminal 4. That is, in the comparative example, each control valve type lead storage battery 2 is mainly cooled by air cooling.
Is for cooling.
【００２７】上記した３種類の組電池について、５０サ
イクル経過時点での制御弁式鉛蓄電池2（Ａ，Ｂ，Ｃ）
（図１〜３）について充電時における最高温度と、最大
温度差と、サイクル寿命について測定した結果を表１に
示す。Regarding the above-mentioned three types of assembled batteries, the valve-regulated lead storage battery 2 (A, B, C) at the time when 50 cycles have elapsed
Tables 1 to 3 show the maximum temperature during charging, the maximum temperature difference, and the cycle life.
【００２８】本発明に係わる組電池は、制御弁式鉛蓄電
池2（Ａ，Ｂ，Ｃ）の最高温度が低く、最大温度差も小
さく、且つ、長寿命化されていることがわかる。本発明
に係わる実施例１、２の組電池は、絶縁性のオイルによ
って制御弁式鉛蓄電池2の正極端子5と負極端子6の部分
が冷却されているため、比較例の組電池に比べて冷却能
力が優れているためと考えられる。さらに、実施例２の
ように組電池1の中央部から左右の両側に向けて冷媒を
供給することによって、冷却能力をさらに向上できるこ
とがわかる。In the assembled battery according to the present invention, it can be seen that the maximum temperature of the control valve type lead storage battery 2 (A, B, C) is low, the maximum temperature difference is small, and the life is extended. In the assembled batteries of Examples 1 and 2 according to the present invention, since the positive electrode terminal 5 and the negative electrode terminal 6 of the control valve type lead storage battery 2 are cooled by the insulating oil, compared with the assembled battery of the comparative example. This is probably because the cooling capacity is excellent. Further, it can be seen that the cooling capacity can be further improved by supplying the refrigerant from the central portion of the battery pack 1 toward both the left and right sides as in the second embodiment.
【００２９】なお、本実施例では、組電池本体として１
８個の制御弁式鉛蓄電池を直列接続し、それぞれの枠体
に３段に制御弁式鉛蓄電池を積み重ねる場合について説
明したが、それぞれの枠体に挿入する段数や制御弁式鉛
蓄電池の個数に制限がないことはいうまでもない。加え
て、接続端子4、アクリル製筒8及びアタッチメント9を
変更するのみで、従来から組電池1用として使用されて
いる枠体3等をそのまま使用することができる。In this embodiment, the battery pack body is 1
The case where eight control valve type lead storage batteries are connected in series and the control valve type lead storage batteries are stacked in three stages on each frame has been described. It goes without saying that there is no limit to. In addition, the frame body 3 and the like conventionally used for the battery pack 1 can be used as they are by simply changing the connection terminal 4, the acrylic tube 8 and the attachment 9.
【００３０】[0030]
【表１】 [Table 1]
【００３１】[0031]
【発明の効果】上述したように、本発明を用いると長寿
命でコンパクトな組電池を提供することができるために
工業上優れたものである。Industrial Applicability As described above, the present invention is industrially excellent because a battery pack having a long life and a compact size can be provided.
【図１】実施例１の組電池の概略図である。FIG. 1 is a schematic diagram of an assembled battery of Example 1.
【図２】実施例２の組電池の概略図である。FIG. 2 is a schematic view of an assembled battery of Example 2.
【図３】比較例の組電池の概略図である。FIG. 3 is a schematic view of an assembled battery of a comparative example.
【図４】制御弁式鉛蓄電池の概略図である。FIG. 4 is a schematic diagram of a control valve type lead storage battery.
１：組電池、２：制御弁式鉛蓄電池、３：枠体、４：接
続端子、５：正極端子、６：負極端子、７：Ｈ鋼ベー
ス、８：アクリル製筒、９：アタッチメント、１２：電
槽、１３：蓋、１６：安全弁部1: Assembly battery, 2: Control valve type lead storage battery, 3: Frame, 4: Connection terminal, 5: Positive terminal, 6: Negative terminal, 7: H steel base, 8: Acrylic cylinder, 9: Attachment, 12 : Battery case, 13: Lid, 16: Safety valve
Claims (2)
し、直列に接続して使用する組電池であって、異なる前
記制御弁式鉛蓄電池の端子間は、導電性の筒状をした接
続端子で電気的に接続されており、同一の前記制御弁式
鉛蓄電池間の端子間は、絶縁性筒で接続されており、前
記接続端子と前記絶縁性筒とは連通しており、前記接続
端子と前記絶縁性筒の内部には、冷媒を循環させて前記
制御弁式鉛蓄電池を冷却することを特徴とする組電池。1. An assembled battery in which a plurality of control valve type lead storage batteries are fixed to a frame and connected in series, and the control valve type lead storage batteries are electrically connected in a tubular shape between terminals. The control valve type lead-acid batteries are electrically connected to each other by a connecting terminal, and the terminals are connected by an insulating tube, and the connecting terminal and the insulating tube are in communication with each other. A battery pack characterized in that a coolant is circulated inside the connection terminal and the insulating cylinder to cool the control valve type lead storage battery.
入し、左右に分岐した後に、前記組電池の左右の両側か
ら排出されることを特徴とする請求項１記載の組電池。2. The assembled battery according to claim 1, wherein the refrigerant flows in from a central portion of the assembled battery, is branched to the left and right, and is then discharged from both left and right sides of the assembled battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002059758A JP2003257505A (en) | 2002-03-06 | 2002-03-06 | Battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002059758A JP2003257505A (en) | 2002-03-06 | 2002-03-06 | Battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2003257505A true JP2003257505A (en) | 2003-09-12 |
Family
ID=28669324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002059758A Pending JP2003257505A (en) | 2002-03-06 | 2002-03-06 | Battery pack |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2003257505A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010511278A (en) * | 2006-11-27 | 2010-04-08 | エルジー・ケム・リミテッド | Power switching module for battery module assembly |
| WO2010126242A3 (en) * | 2009-04-30 | 2011-03-31 | 주식회사 엘지화학 | Battery system, battery module, and a method for cooling the battery module |
| US8663829B2 (en) | 2009-04-30 | 2014-03-04 | Lg Chem, Ltd. | Battery systems, battery modules, and method for cooling a battery module |
| US8852778B2 (en) | 2009-04-30 | 2014-10-07 | Lg Chem, Ltd. | Battery systems, battery modules, and method for cooling a battery module |
| US9337456B2 (en) | 2009-04-20 | 2016-05-10 | Lg Chem, Ltd. | Frame member, frame assembly and battery cell assembly made therefrom and methods of making the same |
| US10014508B2 (en) | 2006-11-27 | 2018-07-03 | Lg Chem, Ltd. | Battery module assembly |
-
2002
- 2002-03-06 JP JP2002059758A patent/JP2003257505A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010511278A (en) * | 2006-11-27 | 2010-04-08 | エルジー・ケム・リミテッド | Power switching module for battery module assembly |
| US10011162B2 (en) | 2006-11-27 | 2018-07-03 | Lg Chem, Ltd. | Power switching module for battery module assembly |
| US10014508B2 (en) | 2006-11-27 | 2018-07-03 | Lg Chem, Ltd. | Battery module assembly |
| US9337456B2 (en) | 2009-04-20 | 2016-05-10 | Lg Chem, Ltd. | Frame member, frame assembly and battery cell assembly made therefrom and methods of making the same |
| WO2010126242A3 (en) * | 2009-04-30 | 2011-03-31 | 주식회사 엘지화학 | Battery system, battery module, and a method for cooling the battery module |
| US8663828B2 (en) | 2009-04-30 | 2014-03-04 | Lg Chem, Ltd. | Battery systems, battery module, and method for cooling the battery module |
| US8663829B2 (en) | 2009-04-30 | 2014-03-04 | Lg Chem, Ltd. | Battery systems, battery modules, and method for cooling a battery module |
| US8852778B2 (en) | 2009-04-30 | 2014-10-07 | Lg Chem, Ltd. | Battery systems, battery modules, and method for cooling a battery module |
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