TWM266560U - Embedded enclosed heat pipe for miniature fuel cell assemble - Google Patents

Embedded enclosed heat pipe for miniature fuel cell assemble Download PDF

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Publication number
TWM266560U
TWM266560U TW093205210U TW93205210U TWM266560U TW M266560 U TWM266560 U TW M266560U TW 093205210 U TW093205210 U TW 093205210U TW 93205210 U TW93205210 U TW 93205210U TW M266560 U TWM266560 U TW M266560U
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Taiwan
Prior art keywords
fuel cell
heat pipe
heat
cell stack
covered
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TW093205210U
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Chinese (zh)
Inventor
Chin-Shu Wang
Original Assignee
Guo Su Huang
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Priority to TW093205210U priority Critical patent/TWM266560U/en
Publication of TWM266560U publication Critical patent/TWM266560U/en

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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30Hydrogen technology
    • Y02E60/50Fuel cells

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Description

M266560 四、創作說明(1) 【新型所屬之技術領域】 本創作係利用被覆材隔絕電子且不影響熱傳效應之被覆 層之熱管技術,將傳統具發熱晶片之熱能傳導至小型燃 料電池電解液中,而節省之熱能提昇燃料電池之溫度, 增進其反應速率,故可提升其功率密度,與電壓值。此 項技術可改良傳統小型燃料電池之低功率密度與低電壓 值之缺失。 【先前技術】 按以傳統習之小型燃料電池,敬請參閱第一圖示:係習 知小型燃料電池,與第二圖示:係小型燃料電池之特性 曲線圖。習知小型甲醇之燃料電池乃利用電化學之原理 為由化學能轉成電能之一種能源轉換,其中甲醇燃 料電池(DMFC)在30 °C左右,陽極反應為直接將甲醇氧化 為二氧化碳而放出電子,而二氧化碳再經通氣孔而排 走,而陰極反應,將來自空氣之氧氣還原為水,而吸收 電子,故在兩電極上有電流之流動,產生壓降值,目前 因功率密度低只可推動一般低功率之資訊產品所需。然 而30 °C左右其功率密度約每平方公分有30 mWatt左右, 而如能提昇至70 °C〜80 °C左右,其功率密度約可提昇至 每平方公分有大於7〇mWat t以上約傳統值之2〜3倍,此為 習知小型燃料電池之缺點所在。 有鑑於習知小型燃料電池之常溫下低功率密度之缺點, 故本創作人之熱管實驗室亦以發展熱管為主,深得學業M266560 IV. Creation Instructions (1) [Technical Field to which the New Type belongs] This creation is a heat pipe technology that uses a covering material to isolate electrons and does not affect the heat transfer effect. The heat pipe technology is used to transfer the thermal energy of traditional heating chips to small fuel cell electrolytes. The thermal energy saved increases the temperature of the fuel cell and its reaction rate, so it can increase its power density and voltage value. This technology can improve the lack of low power density and low voltage of traditional small fuel cells. [Previous technology] According to the conventional small fuel cell, please refer to the first icon: the conventional small fuel cell, and the second icon: the characteristic curve of the small fuel cell. It is well known that small methanol fuel cells use the principle of electrochemistry to convert energy from chemical energy to electrical energy. Among them, methanol fuel cells (DMFC) are around 30 ° C, and the anode reaction is to directly oxidize methanol to carbon dioxide and emit electrons. Carbon dioxide is then removed through the vent holes, and the cathode reacts to reduce the oxygen from the air to water and absorb electrons, so there is a current flow on the two electrodes, which results in a voltage drop value. Currently, it is only possible due to low power density. Needed to promote general low-power information products. However, its power density is about 30 mWatt per square centimeter at about 30 ° C, and if it can be raised to about 70 ° C ~ 80 ° C, its power density can be increased to about 70 mWat per square centimeter or more. The value is 2 to 3 times, which is the disadvantage of the conventional small fuel cell. In view of the shortcomings of the low power density of small fuel cells at room temperature, the author's heat pipe laboratory also focuses on the development of heat pipes.

第6頁 M266560 四、創作說明(2) 界支持’而積極投入研發與創作改良,終於完成本創作 之結構改良。 新型内容】 本創作解決問題的技術手段(敬請參考第三圖)係在於, 利用具有一鍍膜或被覆膜之漆包層,可加以隔絕電子, 與電解液之陽陰離子,沾覆或導電之顧慮,故發熱晶片 2J0,如一般之中央處理器cpu,約8〇〜1〇〇Watt之發熱 里’甚至更高之熱源,其晶片溫度甚至高達7〇〇c〜8()C)c 左f,故本創作,利用熱管將發熱晶片270之熱能·,藉 熱管260本身内部之工作流體之蒸發與冷卻之相變化, =f吸收ί熱晶片270之熱能而傳至燃料電池之電解液 二中,熱官26 0放出熱能給燃料電池組2〇〇,提 液之溫度至70〇C〜8f)°r 士各 ^ . 门八电解 虛 C左右,而提高其甲醇或乙醇之反 f速度,而使得單位時間產生 率密度2〜3倍左右。 电丁向钕幵其功 實施方式】 為使專經熟悉此項社4 之構造内容,以及m = t人業者易於深入瞭解本創作 實施例,並配合圖所::達成的:力能效益,兹列舉-具體 圖本創作具有彎拆=ΙΓ細介紹說明如下:敬請參閱第三 料電池組2 0 0,乃^管型熱管之燃料電池,I創作之燃 層電極板2 40,且内土 ::反23° ’下蓋板250,中間有數 内s電解液而進行陽極由醇類與水之Page 6 M266560 IV. Creation Instructions (2) Supported by the industry ’and actively invested in R & D and creative improvement, and finally completed the structural improvement of this creative work. New content] The technical means for solving this problem (please refer to the third picture) is to use an enameled layer with a coating or coating to isolate the electrons from the cations of the electrolyte, to cover or conduct electricity. Due to concerns, the heating chip 2J0, like a general CPU, has a heat source of about 80 ~ 100 Watt 'or even higher, and its chip temperature is even as high as 700c ~ 8 () C) c. Left f. Therefore, in this creation, the heat energy of the heating chip 270 is changed by using a heat pipe. The evaporation and cooling of the working fluid inside the heat pipe 260 itself are changed. = F absorbs the heat energy of the heat chip 270 and transfers it to the electrolyte of the fuel cell. In the second middle school, the heat officer 260 emits heat to the fuel cell 2000, and the temperature of the liquid is raised to 70 ° C ~ 8f) ° r. Speed, so that the rate density per unit time is about 2 ~ 3 times. Ding Xiang Nd: Its implementation method] In order to familiarize the specialists with the structure and content of this agency, and m = t, it is easy for industry professionals to understand this creative embodiment in depth, and cooperate with the diagram :: Achieved: power efficiency benefits, Here is a detailed description of the creation of this creation with bending = Γ The detailed description is as follows: Please refer to the third material battery pack 2 0 0, which is a tube-type heat pipe fuel cell, the creation of the layered electrode plate 2 40, and Soil :: reverse 23 ° 'lower cover plate 250 with several s electrolyte in the middle and anode made of alcohol and water

M266560 四、創作說明(3) 反應出二氧化碳,氫離子與放出電子之反應,而陰極藉 由通過離子交換膜之氫離子與外界大氣進入之氧氣而產 生水之反應。兩電極之反應所產生之二氧化碳與反應之 氧氣’皆需通過通氣孔22 0與大氣接觸,而上蓋板23 0, 下蓋板250,電極板24 0,以螺絲2 10來加以瑣固以免電 解液流出,為增加陽極與陰極之反應速率,本創作將發 熱晶片270或CPU發熱晶片270所產生之廢熱,經具有被 覆圓管型或扁平型熱管260傳熱至燃料電池組2〇〇之電解 液中,可提昇燃料電池組2 〇 〇之功率密度,由一般常溫 之每平方公分40mWatt昇至每平方公分7〇mWatt為原·來功 率密度值每平方公分4 OmWatt之2〜3倍左右。為避免電解 液之中電子經熱管260之導體傳導而流失,吾人以錢膜 或被覆膜之漆包層300之高導熱且可加以隔絕電子,與 電解液之陽陰離子之導電作用,而避免電解液沾覆導體 金屬熱管260而產生導電之顧慮。 為了有效利用空間,一般可將熱管260作成爲平形狀, 以方便空間上之安排與利用,可參考第四圖,係本創作 具有壓扁型熱管之燃料電池,其隔熱之絕熱材^ 絕電子之被覆材300,亦包覆於熱管之外圍,且其執其 260,可為直線不彎折或彎折數折之外型,只要^ =二 由發熱晶片27 0傳導熱至燃料電池組200為其功能。…& 本創作亦可組合兩支熱管260,28 0之一種係具有b翼片 2 9 0與燃料電池之組合如第五圖所示,其董二 ’、為片」90亦可盘 燃料電池組20 0分開設置或相重疊之構置。g ΰ 9Qn 7 /、 異片290可將M266560 IV. Creative Instructions (3) The reaction of carbon dioxide, hydrogen ions and emitted electrons, and the reaction of the cathode by the hydrogen ions passing through the ion exchange membrane and the oxygen entering the outside atmosphere to generate water. The carbon dioxide produced by the reaction of the two electrodes and the oxygen of the reaction need to be in contact with the atmosphere through the vent hole 22 0, and the upper cover plate 23 0, the lower cover plate 250, the electrode plate 24 0, and the screw 2 10 are used to avoid being stubborn. The electrolyte flows out. In order to increase the reaction rate between the anode and the cathode, in this work, the waste heat generated by the heating chip 270 or the CPU heating chip 270 is transferred to the fuel cell stack 200 through a covered tube-type or flat-type heat pipe 260. In the electrolyte, the power density of the fuel cell stack can be increased from 40mWatt per square centimeter to 70mWatt per square centimeter at normal temperature, which is about 2 to 3 times the original power density value of 4 OmWatt per square centimeter. . In order to avoid the loss of electrons in the electrolyte through the conduction of the heat pipe 260 conductor, we use the high thermal conductivity of the money film or the coated enamel 300 and can isolate the electrons and the conductive effect of the cation and anion of the electrolyte to avoid The conductive metal heat pipe 260 is covered by the electrolytic solution and there is a concern of electrical conductivity. In order to effectively use the space, the heat pipe 260 can be made into a flat shape to facilitate the arrangement and use of the space. Refer to the fourth figure. This is a fuel cell with a flattened heat pipe. The electronic covering material 300 is also covered on the periphery of the heat pipe, and it adheres to 260, which can be a straight or unfolded shape, as long as ^ = 2 conducts heat from the heating chip 27 0 to the fuel cell stack 200 is its function. … &Amp; This creation can also combine two heat pipes 260, 28 0. One is a combination of b fins 2 9 0 and a fuel cell, as shown in the fifth figure. The battery packs 20 are arranged separately or overlapped. g ΰ 9Qn 7 /, 290 different pieces

M266560 、創作說明(4) 部分發熱晶片27 0之熱能傳至 ^' 而避免過熱操作之熱4片整 270與燃料電池組20〇正常工〔界空氣以維持發 體糸統設計。 為使更清楚了解本創作之熱管26〇, 之具有被覆型之熱管中,圖丄 θ由弟六圖··係本創作 管’其中熱㈣卜般為銅或銘ί;被以二之熱 示)為可進行相變化之裝填液,-般為水圖中其未加 熱端3 2 0為接受發熱晶體2 7 0之熱能而將裝填液氣化成蒸 氣而經絕熱材3 1 0包覆之絕熱部再經被覆材3 〇 〇包覆之冷 凝部散熱至燃料電池組2 0 0,而提昇其電解液之溫度而 增加反應速率之一種設計。 圖六Β,更明白指出除了圓管形熱管之外,亦有扁平形 之熱管設計,來作空間上之設計之需,圖六C為一種不 具被覆之圓管型或扁平变熱管’其可搭配圖六A,圖六Β 來加以組合使用,避免發熱晶片2 7 〇過熱之考慮。M266560, Creative Instructions (4) The heat energy of some heating chips 270 is transferred to ^ 'to avoid the overheating operation of the entire 270 and the fuel cell stack 200 normal operation [world air to maintain the system design. In order to understand the heat pipe 26 of this creation more clearly, among the heat pipes with cover type, the figure 丄 θ is made by the younger six. The heat pipe is made of copper or inscription. (Shown) is a filling liquid that can undergo phase change, generally its unheated end 3 2 0 in the water diagram is to receive the heat energy of the heating crystal 2 70 to vaporize the filling liquid into vapor and cover it with a thermal insulation material 3 1 0 The heat insulation part is radiated to the fuel cell stack 2000 by the condensing part covered with the coating material 3000, and the temperature of the electrolyte is increased to increase the reaction rate. Figure 6B clearly points out that in addition to the round tube-shaped heat pipe, there is also a flat-shaped heat pipe design for space design needs. Figure 6C shows an uncovered round-tube or flat heat-changing tube. Figure 6A and Figure 6B are used in combination to avoid overheating of the heating chip 270.

M266560 圖式簡單說明 第一圖:係習知小型燃料電池 第二圖:係小型燃料電池之特性曲線圖 第三圖:係本創作具有彎折圓管型熱管之燃料電池 第四圖:係本創作具有壓扁型熱管之燃料電池 第五圖:係本創作具有翼片與燃料電池之組合 第六圖:係本創作之具有被覆型之熱管 圖六A:具被覆型之圓管型熱管 圖六B:具被覆型之扁平型熱管 圖六C:不具被覆型之圓管型或扁平型熱管 〈圖號說明〉 [習知部分] 1 0螺絲2 0通氣孔3 0上蓋板4 0電極板5 0下蓋板 [本創作部分] 2 0 0燃料電池組2 1 0螺絲2 2 0通氣孔2 3 0上蓋板 2 40電極板2 50下蓋板 260具有被覆圓管型或扁平型熱管270發熱晶片 280不具被覆之圓管型或扁平型熱管 2 9 0散熱翼片3 0 0被覆材3 1 0絕熱材3 2 0加熱端M266560 Brief description of the diagram. The first picture: a conventional small fuel cell. The second picture: a characteristic curve of a small fuel cell. The third picture: a fuel cell with a bent tube heat pipe. The fourth picture: a book. Creation of a fuel cell with a flattened heat pipe. Picture 5: This creation has a combination of a fin and a fuel cell. Picture 6: This work has a covered heat pipe. Picture 6A: A round pipe heat pipe with a cover. 6B: Flat heat pipe with cover type Figure 6C: Round or flat heat pipe without cover type <Picture No.> [Knowledge] 1 0 screw 2 0 vent hole 3 0 upper cover 4 0 electrode Plate 5 0 Lower cover plate [This creative part] 2 0 0 Fuel cell stack 2 1 0 Screw 2 2 0 Vent hole 2 3 0 Upper cover plate 2 40 Electrode plate 2 50 Lower cover plate 260 has a round tube type or flat type Heat pipe 270 Heating chip 280 Round or flat heat pipe without coating 2 9 0 Radiating fins 3 0 0 Covering material 3 1 0 Insulation material 3 2 0 Heating end

第10頁Page 10

Claims (1)

M266560 五、申請專利範圍 1. 一種具有被覆型熱管之小型燃料電池組,其中上蓋板, 下蓋板與電極板中含一支或數支導熱熱管,作為燃料電 池組電解液之導熱熱傳作用。 2. 如申請專利範圍第1項所述之一種具有被覆型熱管之小 型燃料電池組,其熱管加熱部接受發熱晶片之熱能,而 熱管絕熱部外被覆絕熱材,而冷卻部以鍍膜或熱縮套 加工方式,將高導熱且導電絕緣材被覆在冷卻部上。 3. 如申請專利範圍第1項所述之一種具有被覆型熱管之小 型燃料電池組,其熱管外部可為直管,彎管或扁平型, 内部毛細構造可為溝槽,内網,燒結或以上組合之型 式。 屯如申請專利範圍第1項所述之一種具有被覆型熱管之小 型燃料電池組,其燃料電池組可配合散熱翼片,為一種 組合型散熱結構。M266560 V. Application for patent scope 1. A small fuel cell stack with a covered heat pipe, in which the upper cover plate, the lower cover plate and the electrode plate contain one or more heat transfer heat pipes, which are used as the heat transfer heat of the electrolyte of the fuel cell stack effect. 2. A small fuel cell stack with a covered heat pipe as described in item 1 of the scope of the patent application. The heat pipe heating part receives the heat energy of the heating chip, the heat pipe insulation part is covered with a heat insulating material, and the cooling part is coated or heat-shrinked. In the sleeve processing method, a highly thermally conductive and conductive insulating material is coated on the cooling part. 3. A small fuel cell stack with a covered heat pipe as described in item 1 of the scope of the patent application. The outside of the heat pipe can be a straight pipe, a bent pipe or a flat type. The internal capillary structure can be a groove, an internal network, sintered or The combination of the above. A small fuel cell stack with a covered heat pipe as described in item 1 of the scope of the patent application, the fuel cell stack can be equipped with a cooling fin, which is a combined cooling structure. 第11頁Page 11
TW093205210U 2004-04-06 2004-04-06 Embedded enclosed heat pipe for miniature fuel cell assemble TWM266560U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI382572B (en) * 2010-02-12 2013-01-11 Asia Vital Components Co Ltd Used in the heating structure of the battery and the device and cooling auxiliary module
CN106784921A (en) * 2016-12-06 2017-05-31 东北大学 A kind of DMFC and battery pack

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI382572B (en) * 2010-02-12 2013-01-11 Asia Vital Components Co Ltd Used in the heating structure of the battery and the device and cooling auxiliary module
CN106784921A (en) * 2016-12-06 2017-05-31 东北大学 A kind of DMFC and battery pack
CN106784921B (en) * 2016-12-06 2019-06-25 东北大学 A kind of direct methanol fuel cell and battery pack

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