JPH09190841A - Battery heating device - Google Patents
Battery heating deviceInfo
- Publication number
- JPH09190841A JPH09190841A JP2722396A JP2722396A JPH09190841A JP H09190841 A JPH09190841 A JP H09190841A JP 2722396 A JP2722396 A JP 2722396A JP 2722396 A JP2722396 A JP 2722396A JP H09190841 A JPH09190841 A JP H09190841A
- Authority
- JP
- Japan
- Prior art keywords
- battery
- heat insulating
- heating element
- heating
- power consumption
- 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
- 238000010438 heat treatment Methods 0.000 title claims abstract description 53
- 239000000919 ceramic Substances 0.000 claims description 11
- 239000011810 insulating material Substances 0.000 claims description 7
- 238000007710 freezing Methods 0.000 abstract description 11
- 239000007788 liquid Substances 0.000 abstract description 11
- 230000008014 freezing Effects 0.000 abstract description 10
- 239000011347 resin Substances 0.000 abstract description 5
- 229920005989 resin Polymers 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 25
- 230000006866 deterioration Effects 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- 229910018487 Ni—Cr Inorganic materials 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 4
- 239000012774 insulation material Substances 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 description 1
- 229910002113 barium titanate Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920005749 polyurethane resin Polymers 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000005245 sintering 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)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、バッテリー中のバッテ
リー液が凍結することを防止するバッテリー加熱装置に
関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a battery heating device for preventing battery liquid in a battery from freezing.
【０００２】[0002]
【従来の技術】寒冷地においては、例えば自動車に搭載
されたバッテリーのバッテリー液は約−１０℃程度にな
ると凍結し使用できなくなる。従来、この凍結防止対策
としては、バッテリーの外表面をウレタンのような断熱
保温材で被覆する方法やバッテリー容量を大きくする方
法（例えば、排気量２０００ｃｃクラスの自動車の場
合、通常５０アンペアのバッテリーが使用されるが、寒
冷地用としては６０アンペアのバッテリーが使用され
る）等が知られている。2. Description of the Related Art In cold regions, for example, the battery fluid of a battery mounted on an automobile freezes at about -10 ° C. and becomes unusable. Conventionally, as the anti-freezing measure, a method of coating the outer surface of the battery with a heat insulating heat insulating material such as urethane or a method of increasing the battery capacity (for example, in the case of a car with a displacement of 2000 cc, a battery of 50 amperes is usually used). It is used, but a 60 amp battery is used for cold climates).
【０００３】[0003]
【発明が解決しようとする課題】しかし、これらの対策
はバッテリー液の凍結防止の抜本的な対策ではないた
め、例えば気温が−２０℃あるいは−３０℃というよう
な極寒冷地においてはこれらの対策はあまり役に立たな
い。したがつて、このような場合、バッテリーを積極的
に加熱してバッテリー液の凍結を防止することが考えら
れる。However, these measures are not drastic measures for preventing the freezing of the battery liquid, and therefore, these measures are required in extremely cold regions such as -20 ° C or -30 ° C. Is not very useful. Therefore, in such a case, it is considered that the battery is positively heated to prevent the battery liquid from freezing.
【０００４】この方法としては一般的にはＮｉ−Ｃｒや
Ｆｅ−Ｎｉ−Ｃｒ等の抵抗発熱線あるいはそれらの合金
膜のような発熱抵抗体に通電しその発熱によって凍結を
防止する方法が考えられる。しかし、この場合消費電力
が極めて大きい欠点がある。自動車用のバッテリーの場
合、バッテリー加熱のためそのバッテリーの電力を使用
しなければならないので、加熱のための電力を極力抑え
る必要がある。As this method, a method of energizing a resistance heating wire such as Ni-Cr or Fe-Ni-Cr or a heating resistor such as an alloy film thereof to prevent freezing due to the generated heat is generally considered. . However, in this case, there is a drawback that the power consumption is extremely large. In the case of an automobile battery, the electric power of the battery must be used for heating the battery, so the electric power for heating must be suppressed as much as possible.
【０００５】本発明は、バッテリー液の凍結防止のため
そのバッテリーを加熱する場合、極めて少ない消費電力
で凍結防止ができるバッテリー加熱装置を提供すること
を目的とする。An object of the present invention is to provide a battery heating device capable of preventing freezing with extremely low power consumption when heating the battery to prevent freezing of the battery liquid.
【０００６】[0006]
【課題を解決するための手段】本発明は、セラミックＰ
ＴＣ発熱体を装着した放熱板と断熱保温材とをバッテリ
ーの外周に設置し、該バッテリーを電源として該発熱体
に通電することによって該バッテリーを加熱するバッテ
リー加熱装置である。The present invention is a ceramic P
This is a battery heating device that heats the battery by installing a heat radiating plate equipped with a TC heating element and a heat insulating and heat insulating material on the outer periphery of the battery and energizing the heating element with the battery as a power source.
【０００７】ＰＴＣ発熱体は、一定電圧を印加すると初
期抵抗に応じた電流が流れ自己発熱により温度が上昇す
るが、キューリー温度に達すると急激に抵抗が増加して
電流も急激に減少する性質をもつ。When a constant voltage is applied to the PTC heating element, a current corresponding to the initial resistance flows and the temperature rises due to self-heating, but when the Curie temperature is reached, the resistance rapidly increases and the current also sharply decreases. Hold.
【０００８】セラミックＰＴＣ発熱体は、高純度のチタ
ン酸バリウム（ＢａＴｉＯ３）に、半導体化のために添
加物として希土類元素を加え、さらに抵抗急峻性を良好
にする添加物としてＭｎ、Ｃｒ、Ｂ等を微量添加して焼
結したセラミックスである。また、このような材料組成
と量を任意に選択することによってキューリー温度を約
−２０〜３００℃の範囲において任意に設定することが
できる。The ceramic PTC heating element is made of barium titanate (BaTiO 3 ) of high purity, to which a rare earth element is added as an additive for forming a semiconductor, and Mn, Cr and B are added as additives for improving resistance steepness. It is a ceramic obtained by adding a small amount of etc. and sintering. Further, the Curie temperature can be arbitrarily set in the range of about -20 to 300 ° C. by arbitrarily selecting such material composition and amount.
【０００９】セラミックＰＴＣ発熱体は、上記のような
自己制御機能があること、キューリー温度が低いＰＴＣ
発熱体を製造することが可能であること等によって、こ
の発熱体を用いればバッテリーの消費電力を極めて小さ
くすることができる。The ceramic PTC heating element has the self-control function as described above and has a low Curie temperature.
Since the heating element can be manufactured, the power consumption of the battery can be made extremely small by using this heating element.
【００１０】本発明に用いられるセラミックＰＴＣ発熱
体の形状は板状の焼結体であるが、その形状寸法および
使用個数はヒータ設計により適当に定めればよい。The shape of the ceramic PTC heating element used in the present invention is a plate-shaped sintered body, and the shape and size and the number of used elements may be appropriately determined by the heater design.
【００１１】本発明に用いる放熱板は、金属、セラミッ
クス、樹脂あるいは繊維等熱伝導性のよい材料であれば
いずれを用いてもよいが、例えば自動車用バッテリーを
加熱する場合は、その振動に耐え得るような耐震性の材
料が好ましい。The heat radiating plate used in the present invention may be made of any material having good thermal conductivity such as metal, ceramics, resin or fiber. For example, when heating an automobile battery, it is resistant to vibration. A seismic resistant material is preferred.
【００１２】セラミックＰＴＣ発熱体を放熱板に装着す
る方法は、該発熱体を放熱板に導電性接着剤を用いて直
接取り付ける方法、該発熱体を放熱板に接触させた状態
で該発熱体全体を絶縁性樹脂でモールドして取り付ける
方法等がある。The method of mounting the ceramic PTC heating element on the radiator plate is as follows: the heating element is directly attached to the radiator plate by using a conductive adhesive, or the entire heating element is kept in contact with the radiator plate. There is a method of mounting by molding with an insulating resin.
【００１３】セラミックＰＴＣ発熱体を装着した放熱板
（以下、ＰＴＣ面状発熱体という）は、バッテリーの側
面に１枚あるいは対向する側面に２枚あるいは全側面に
４枚、必要に応じてバッテリーの上下にも設けてもよ
い。There are one heat radiating plate to which a ceramic PTC heating element is attached (hereinafter referred to as PTC sheet heating element), one on the side surface of the battery, two on the opposite side surface or four on all the side surfaces, and if necessary, the battery It may be provided above and below.
【００１４】自動車バッテリーは、乗用車用１２Ｖのバ
ッテリーとトラック用２４Ｖのバッテリーがあるが、本
発明においてはどちらのバッテリーであってもよい。ま
た、本発明においては自動車用バッテリーに限定される
ものではない。The automobile battery includes a 12V battery for passenger cars and a 24V battery for trucks, but either battery may be used in the present invention. Further, the present invention is not limited to automobile batteries.
【００１５】[0015]
【実施例】図１に示すような本発明になるＰＴＣ面状発
熱体を作成した。１は１００×２００ｍｍ×１ｍｍｔの
銅放熱板、２は８．６ｍｍφ×２．６ｍｍｔの表裏面に
電極をつけたセラミックＰＴＣ発熱体であり、抵抗値３
６Ω、キューリー温度４０℃の発熱体を２個並列に接続
した。発熱体の一方の電極からリード線３を導出し、放
熱板からリード線４を導出し、リード線３、４をバッテ
リー端子に接続した。５は２個の発熱体を接続するリー
ド線である。EXAMPLE A PTC sheet heating element according to the present invention as shown in FIG. 1 was prepared. Reference numeral 1 is a copper heat sink of 100 × 200 mm × 1 mmt, 2 is a ceramic PTC heating element having electrodes of 8.6 mmφ × 2.6 mmt on the front and back sides, and a resistance value of 3
Two heating elements having 6Ω and a Curie temperature of 40 ° C. were connected in parallel. The lead wire 3 was led out from one electrode of the heating element, the lead wire 4 was led out from the heat sink, and the lead wires 3 and 4 were connected to the battery terminal. Reference numeral 5 is a lead wire that connects two heating elements.
【００１６】次に、上記のＰＴＣ面状発熱体１１を図２
の平面断面図に示すように、バッテリー１３の両側面に
２枚設置し、その全側面および図示しない上下面の６面
を断熱保温材１２で全包した。断熱保温材の厚さは２０
ｍｍであった。断熱保温材の材質は特に制限はないが、
その材質によって保温効果が異なるため、その熱伝導性
の観点からポリウレタン樹脂のような発泡性樹脂が好ま
しい。電源は１２Ｖのバッテリーを使用した。Next, the PTC sheet heating element 11 described above is shown in FIG.
As shown in the plan sectional view, two sheets were installed on both side surfaces of the battery 13, and all the side surfaces and the upper and lower surfaces (not shown) of the six surfaces were completely covered with the heat insulating and heat insulating material 12. The thickness of the heat insulation material is 20
mm. The material of the heat insulation material is not particularly limited,
A foaming resin such as a polyurethane resin is preferable from the viewpoint of its thermal conductivity because the heat retaining effect varies depending on the material. The power supply used the battery of 12V.
【００１７】次に、図２に示したバッテリーとその被覆
体を表１に示す外気温度に放置し、表１に示す放熱板温
度およびバッテリー液温を維持するために要する消費電
力を測定した。Next, the battery shown in FIG. 2 and its cover were left at the outside air temperature shown in Table 1, and the power consumption required to maintain the heat sink temperature and the battery liquid temperature shown in Table 1 were measured.
【００１８】[0018]
【表１】 [Table 1]
【００１９】表から明かなように、本発明になるバッテ
リー加熱装置を用いた場合、極めて少ない消費電力でバ
ッテリー液の凍結を防止することができ、本発明になる
バッテリー加熱装置は十分に実用に供し得るものである
ことがわかった。As can be seen from the table, when the battery heating device according to the present invention is used, it is possible to prevent freezing of the battery liquid with extremely low power consumption, and the battery heating device according to the present invention is sufficiently practical. It turned out to be something that can be offered.
【００２０】[0020]
【発明の効果】本発明によれば、上記のようなＰＴＣ面
状発熱体と断熱保温材とを組み合わせてバッテリーを加
熱するようにしたので、極寒冷地においても極めて少な
い消費電力でバッテリー液の凍結を防止できる特徴があ
る。また、従来のように、寒冷地用としてバッテリー容
量の大きいバッテリーを使用する必要もなく経済的価値
も大なるものである。According to the present invention, since the battery is heated by combining the PTC planar heating element and the heat insulating and heat insulating material as described above, the battery liquid can be consumed with extremely low power consumption even in an extremely cold region. There is a feature that can prevent freezing. Further, unlike the conventional case, it is not necessary to use a battery having a large battery capacity for cold regions, and the economic value is great.
【図１】本発明になるＰＴＣ面状発熱体の構成図FIG. 1 is a block diagram of a PTC sheet heating element according to the present invention.
【図２】本発明になるバッテリー加熱装置の平面断面図FIG. 2 is a plan sectional view of a battery heating device according to the present invention.
１． 銅放熱板 ２． セラミックＰＴＣ発熱体 ３．４．５ リード線 １１． ＰＴＣ面状発熱体 １２． 断熱保温材 １３． バッテリー 1. Copper heat sink 2. Ceramic PTC heating element 3.4.5 Lead wire 11. PTC sheet heating element 12. Thermal insulation material 13. battery
─────────────────────────────────────────────────────
─────────────────────────────────────────────────── ───
【手続補正書】[Procedure amendment]
【提出日】平成８年５月２４日[Submission date] May 24, 1996
【手続補正１】[Procedure amendment 1]
【補正対象書類名】明細書[Document name to be amended] Statement
【補正対象項目名】０００１[Correction target item name] 0001
【補正方法】変更[Correction method] Change
【補正内容】[Correction contents]
【０００１】[0001]
【産業上の利用分野】本発明は、バッテリーが寒冷地に
おいて能力低下を起こすことを防止するバッテリー加熱
装置に関するものである。BACKGROUND OF THE INVENTION The present invention relates to a battery for cold regions.
The present invention relates to a battery heating device that prevents a decrease in capacity .
【手続補正２】[Procedure amendment 2]
【補正対象書類名】明細書[Document name to be amended] Statement
【補正対象項目名】０００２[Name of item to be corrected] 0002
【補正方法】変更[Correction method] Change
【補正内容】[Correction contents]
【０００２】[0002]
【従来の技術】寒冷地においては、例えば自動車に搭載
されたバッテリーのバッテリー液は約−１０℃程度にな
ると電気容量の低下が起こって使用できなくなる。従
来、この能力低下防止対策としては、バッテリーの外表
面をウレタンのような断熱保温材で被覆する方法やバッ
テリー容量を大きく方法（例えば、排気量２０００ｃｃ
クラスの自動車の場合、通常５０アンペアのバッテリー
が使用されるが、寒冷地用としては６０アンペアのバッ
テリーが使用される）等が知られている。2. Description of the Related Art In cold regions, for example, the battery fluid of a battery mounted on an automobile becomes unusable when its electric capacity decreases to about -10 ° C. Conventionally, as a measure for preventing the deterioration of the capacity, a method of coating the outer surface of the battery with an insulating heat insulating material such as urethane or a method of increasing the battery capacity (for example, a displacement of 2000 cc)
In the case of a car of a class, a battery of 50 amperes is usually used, but for cold climates, a battery of 60 amperes is known).
【手続補正３】[Procedure 3]
【補正対象書類名】明細書[Document name to be amended] Statement
【補正対象項目名】０００３[Name of item to be corrected] 0003
【補正方法】変更[Correction method] Change
【補正内容】[Correction contents]
【０００３】[0003]
【発明が解決しようとする課題】しかし、これらの対策
はバッテリーの能力低下防止の抜本的な対策ではないた
め、例えば気温が−２０℃あるいは−３０℃というよう
な極寒冷地においてはこれらの対策はあまり役に立たな
い。したがって、このような場合、バッテリーを積極的
に加熱してバッテリーの能力低下を防止することが考え
られる。However, these measures are not drastic measures for preventing the deterioration of the battery capacity, and therefore , these measures are taken in extremely cold regions such as -20 ° C or -30 ° C. Is not very useful. Therefore, in such a case, it is considered that the battery is positively heated to prevent the deterioration of the capacity of the battery.
【手続補正４】[Procedure amendment 4]
【補正対象書類名】明細書[Document name to be amended] Statement
【補正対象項目名】０００４[Correction target item name] 0004
【補正方法】変更[Correction method] Change
【補正内容】[Correction contents]
【０００４】この方法としては一般的にはＮｉ−Ｃｒや
Ｆｅ−Ｎｉ−Ｃｒ等の抵抗発熱線あるいはそれらの合金
膜のような発熱抵抗体に通電しその発熱によってその温
度低下を防止する方法が考えられる。しかし、この場合
消費電力が極めて大きい欠点がある。自動車用のバッテ
リーの場合、バッテリー加熱のためそのバッテリーの電
力を使用しなければならないので、加熱のための電力を
極力抑える必要がある。In this method, generally, a resistance heating wire such as Ni-Cr or Fe-Ni-Cr or a heating resistor such as an alloy film thereof is energized and its temperature is increased by the heat generation.
A method of preventing the deterioration of the degree can be considered. However, in this case, there is a drawback that the power consumption is extremely large. In the case of an automobile battery, the electric power of the battery must be used for heating the battery, so the electric power for heating must be suppressed as much as possible.
【手続補正５】[Procedure Amendment 5]
【補正対象書類名】明細書[Document name to be amended] Statement
【補正対象項目名】０００５[Correction target item name] 0005
【補正方法】変更[Correction method] Change
【補正内容】[Correction contents]
【０００５】本発明は、バツテリー液の温度低下防止の
ためそのバツテリーを加熱する場合、極めて少ない消費
電力でその能力低下防止ができるバッテリー加熱装置を
提供することを目的とする。An object of the present invention is to provide a battery heating device capable of preventing the deterioration of the capacity of the battery liquid with extremely low power consumption when heating the battery for preventing the temperature decrease of the battery liquid.
【手続補正６】[Procedure correction 6]
【補正対象書類名】明細書[Document name to be amended] Statement
【補正対象項目名】００１９[Correction target item name] 0019
【補正方法】変更[Correction method] Change
【補正内容】[Correction contents]
【００１９】表から明かなように、本発明になるバッテ
リー加熱装置を用いた場合、極めて少ない消費電力でバ
ッテリーの能力低下を防止することができ、本発明にな
るバッテリー加熱装置は十分に実用に供し得るものであ
ることがわかった。As is apparent from the table, when the battery heating device according to the present invention is used, it is possible to prevent the deterioration of the battery capacity with extremely low power consumption, and the battery heating device according to the present invention can be put to practical use sufficiently. It turned out to be something that can be offered.
【手続補正７】[Procedure amendment 7]
【補正対象書類名】明細書[Document name to be amended] Statement
【補正対象項目名】００２０[Correction target item name] 0020
【補正方法】変更[Correction method] Change
【補正内容】[Correction contents]
【００２０】[0020]
【発明の効果】本発明によれば、上記のようなＰＴＣ面
状発熱体と断熱保温材とを組み合わせてバッテリーを加
熱するようにしたので、極寒冷地においても極めて少な
い消費電力でバッテリーの能力低下を防止できる特徴が
ある。また、従来のように、寒冷地用としてバッテリー
容量の大きいバッテリーを使用する必要もなく経済的価
値も大なるものである。According to the present invention, since the battery is heated by combining the PTC sheet heating element and the heat insulating and heat insulating material as described above, the capacity of the battery can be consumed with extremely low power consumption even in an extremely cold region. There is a feature that can prevent the deterioration . Further, unlike the conventional case, it is not necessary to use a battery having a large battery capacity for cold regions, and the economic value is great.
Claims (1)
板と断熱保温材とをバッテリーの外周に設置し、該バッ
テリーを電源として該発熱体に通電することによって該
バッテリーを加熱することを特徴とするバッテリー加熱
装置。1. A heat radiating plate having a ceramic PTC heating element mounted thereon and a heat insulating and heat insulating material are provided on the outer periphery of the battery, and the battery is heated by energizing the heating element with the battery as a power source. Battery heating device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2722396A JPH09190841A (en) | 1996-01-05 | 1996-01-05 | Battery heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2722396A JPH09190841A (en) | 1996-01-05 | 1996-01-05 | Battery heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH09190841A true JPH09190841A (en) | 1997-07-22 |
Family
ID=12215107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2722396A Pending JPH09190841A (en) | 1996-01-05 | 1996-01-05 | Battery heating device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH09190841A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012063473A1 (en) | 2010-11-08 | 2012-05-18 | パナソニック株式会社 | Planar heating element and production method for same |
| WO2014010252A1 (en) * | 2012-07-13 | 2014-01-16 | パナソニック株式会社 | Battery heating apparatus |
| JP2014030340A (en) * | 2012-06-27 | 2014-02-13 | Semiconductor Energy Lab Co Ltd | Power storage unit and photovoltaic power generation unit |
| CN104600396A (en) * | 2014-12-16 | 2015-05-06 | 尚诚德 | Built-in battery thermostat |
| CN113285146A (en) * | 2021-07-22 | 2021-08-20 | 华东交通大学 | Electric vehicle battery heat preservation device and method |
-
1996
- 1996-01-05 JP JP2722396A patent/JPH09190841A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012063473A1 (en) | 2010-11-08 | 2012-05-18 | パナソニック株式会社 | Planar heating element and production method for same |
| US9204496B2 (en) | 2010-11-08 | 2015-12-01 | Panasonic Intellectual Property Management Co., Ltd. | Planar heating element and manufacturing method for same |
| JP2014030340A (en) * | 2012-06-27 | 2014-02-13 | Semiconductor Energy Lab Co Ltd | Power storage unit and photovoltaic power generation unit |
| US9991575B2 (en) | 2012-06-27 | 2018-06-05 | Semiconductor Energy Laboratory Co., Ltd. | Power storage unit and solar power generation unit |
| US10797367B2 (en) | 2012-06-27 | 2020-10-06 | Semiconductor Energy Laboratory Co., Ltd. | Power storage unit and solar power generation unit |
| US10978757B2 (en) | 2012-06-27 | 2021-04-13 | Semiconductor Energy Laboratory Co., Ltd. | Power storage unit and solar power generation unit |
| US11563244B2 (en) | 2012-06-27 | 2023-01-24 | Semiconductor Energy Laboratory Co., Ltd. | Power storage unit and solar power generation unit |
| US12142738B2 (en) | 2012-06-27 | 2024-11-12 | Semiconductor Energy Laboratory Co., Ltd. | Power storage unit and solar power generation unit |
| WO2014010252A1 (en) * | 2012-07-13 | 2014-01-16 | パナソニック株式会社 | Battery heating apparatus |
| JPWO2014010252A1 (en) * | 2012-07-13 | 2016-06-20 | パナソニックＩｐマネジメント株式会社 | Battery heating device |
| CN104600396A (en) * | 2014-12-16 | 2015-05-06 | 尚诚德 | Built-in battery thermostat |
| CN113285146A (en) * | 2021-07-22 | 2021-08-20 | 华东交通大学 | Electric vehicle battery heat preservation device and method |
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