TW201008096A - Power supply apparatus - Google Patents

Power supply apparatus Download PDF

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Publication number
TW201008096A
TW201008096A TW97129295A TW97129295A TW201008096A TW 201008096 A TW201008096 A TW 201008096A TW 97129295 A TW97129295 A TW 97129295A TW 97129295 A TW97129295 A TW 97129295A TW 201008096 A TW201008096 A TW 201008096A
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Taiwan
Prior art keywords
magnetic
power supply
supply device
capacitor
dipole
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TW97129295A
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Chinese (zh)
Inventor
Jiin-Cheng Jow
Shu-Ming Tsao
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Lite On Technology Corp
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Priority to TW97129295A priority Critical patent/TW201008096A/en
Publication of TW201008096A publication Critical patent/TW201008096A/en

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Abstract

The present invention provides a power supply apparatus including a magnetic capacitor device and a protection circuit. The magnetic capacitor device includes at least a magnetic capacitor, and the magnetic capacitor device stores energy in an electronic potential energy manner. The protection circuit is coupled to the magnetic capacitor device, and is used to protect the magnetic capacitor device from having a discharging current exceeding a threshold value.

Description

201008096 九、發明說明: 【發明所屬之技術領域】 本1明係與用以提供電子裝置所需電力之電力供應裝置有 關尤‘-種使用磁性電容(⑽糾咖哪心沉)作為儲能元件之 電力供應裝置。201008096 IX. Description of the invention: [Technical field to which the invention pertains] The present invention relates to a power supply device for providing power required for an electronic device, and a magnetic capacitor ((10) is used as an energy storage device). Power supply device.

【先前技術】 、隨著科技進步,各種可攜式電子產品已大量的充斥在日常生 :之中’而由於可攜式電子裝置的重點即在於枝朗者隨身攜 π以及可隨處朗,因此’―般可攜式電子裝置普遍採用電池來 、作所需之電力供應來源。 」料可攜式電子裝置之電池普遍為化學能電池,亦即 其W主要以化學能的方絲行齡,當使㈣觸自化學反應 來產生電w例如錯酸電池、錦锅電池、鎳氫電池以及鐘電池等 等’然而這些傳統電池,若不是有儲能能力不足的缺點,就是有 使用上安全的_。舉例來說,由祕電池具有體積小及能量儲 存密度高的優點’故成為-般可赋電子裝置偏好的電力供應來 源’然而裡電池由於其能量儲存密度高,而導致當電池產生過度 充電及/或過度放電時,極可能遭受到電池自燃、爆裂或是電池劣 . 化的問題,甚至可能因此危害到使用者的安全。 201008096 因此’在可攜式電子裝置大量普及的同時,亟需提供兼顧體 積考量、儲能效率以及具有高度使用安全性的電力供應裝置,以 解決目前可攜式電子裝置之電力供應裝置所面臨的問題。 【發明内容】 ❹ 因此,本發明的目的之—即在於提供-種電力供應裝置,其 =用磁性電谷作為儲能裝置,在提升電力供應裝置的效能的同時 —併解決習知技術中化學電池所面臨的問題。 妓根據本發明之實施例’其係揭露一種電力供應裝S,該電力 :應褒置包含有:—磁性電容裝置以及—保護電路。該磁性電容 ΐ置係包ίΐ至少—磁性電容’制性電容裝置係以電位能的形 =^儲存1里’並產生—輸出電流;雜護電路雛至該磁性電 4置用以防止該磁性電容裝置之輸出電流超過一臨界值。 9由本U所提供之實施例,先前技術所遭遇關題可順利 、十、士、^避t且可獲得技術上的伽或好處。前述係先概略地描 二士^⑽技雜徵與優點贿後續的發瓶明更加狀瞭解, 切額外的技術特徵與相關細_獅於後揭露,並隸屬於 發二r此項技藝者應可瞭解本 特疋貫轭例可輕易地作為實現本發明相同目 、 轉或流程的修改或設計基礎,糾,熟訊項技藝者 201008096 神與後續申請專利範圍 亦可瞭槪些設計變化均未㈣本發明精 所主張之範嘴’故皆;|本發明之涵蓋範圍 【實施方式】 X中描述帛—裝置福接於一第二裝置,則代表該第 、裝置可直接電氣連接於該第二展置,或透過其他裝置或 ❹連接手段賴地電氣連接至㈣二裝置。 由别述可知,本發明的目的之__即在於提供—種電力供應裝 ,曰“減雜電谷作為儲能元件,其係以電位能的形式來儲存 月以具有问儲症密度、長使用壽命、體積小且重量輕薄的特性, 文可取代!知化學錢池,作為各種電子裝置的電力供應來源。 吻參閱第1圖’第1圖所示為本發明具有電力供應裝置1〇5 之電子裝置100之一實施例的示意圖。如第1圖所示,電子裝置 1〇〇包含有-負載裝置15〇以及—電力供應裝置⑽,電力供應裝 置105係用以供應負載裳置15〇所需之電力。此外,電力供應裝 置105内包含有—磁性電容裝置11〇、一保護電路i2〇以及一直流 /直机(DC/DC)轉換器130。在本實施例中,磁性電容裝置丨1〇内包 -有至磁丨生電谷140’藉由磁性電容140使得本發明之電力供 應裴置100彳于以藉由電位能(electr〇nic p〇tential energy )的形式來 • 儲存能量,也就是說,本發明藉由使用磁性電容140來作為電池, 201008096 以提供一種使用電位能形式來儲能之電力供應裝置,而關於磁性 電容的詳細說明將於後續發明說明中揭露之。 接下來將詳細說明磁性電容裝置110的架構以及原理,请、主 思到,本篇說明書後續之揭露中,磁性電容裝置110包含有複數 個磁性電容140,不過此僅為說明之用而不為本發明的限制條:之 一,也就是說,磁性電容140的數目並不為本發明的限制之一, 〇 任何使用磁性電容140來作為儲能元件的電力供應裝置,皆屬於 本發明的保護範轉之中。 此外,根據本發明之一實施例而使用複數個磁容電容140來 構成磁性電容裝置110時,係利用半導體製程於一矽基板上製作 複數個小尺寸的磁性電容140,並藉由適當的金屬化製程,以根據 設計需求於複數個磁性電容140之間形成電連接,以便提供具有 所需特性的磁性電容裝置110作為能量儲存裝置或外部裝置的電 力供應來源。然而,磁性電容裝置110中磁性電容14◦間的麵接 方式以及排列方式並不為本發明的限制條件之一,也就是說,根 據不同的電壓或絲值需求,可制適當的_或並聯形式,以 滿足各種不同電子裝置之電力供應需求。這些相敝計變化亦符 合本發明之精神,且隸屬於本發明的保護範嘴之中。 )月多閱第3圖’第3圖所示為本發明之磁性電容140與其他 $知月b里儲存媒介的儲能特性示意圖。如第3圖所示,磁性電容 8 201008096 刚係㈣讀財心齡能 ,量物介(例如傳統電池μ級能儲存的其 210,磁性電容叫了具備極佳的能量儲^ )或傳統電容 高的功率密度(如圖所 4存㊉如外,更具有極 相較於其他私蝴 ’由於其充分財電容的特性, 壽命長(高充放電次數)I f,本發明之磁性電容⑽更具有 放電等特點。 ““己憶效應、可進行高功率輪蚊快速充 換句話說,本發明之電力供麟置咖 特 用-個或㈣碰心w ⑽·瓶在於使 110)以#纟 '來構献量贿裝i (雖電容裝置 〇)以作為負難置15G之電力來源。她 在的磁她’如此—來’可達到抑制磁性電容刚之漏電流斑提 升極佳的料齡贿,財現—麵之能存 供應來源。 進-步說明磁性電容之操作原理如下。物質在一定磁場產生 電阻值變化的現象,即稱為「磁阻效應」,—般而言,許多磁性金 屬和合金材料都有這種磁電阻現象。在大多數的情況下,物質的 電阻率在磁場中僅會輕微的減小,然而,在某些物理條件下,電 阻率θ產生巨幅的減小,其所減小的幅度比通常磁性金屬與合金 材料的磁電阻值高出10倍以上,稱為「巨磁阻效應」(GMR)。進 一步結合Maxwell-Wagner電路模型,磁性顆粒複合介質中也可能 201008096 產生所謂的魔磁電容(Colossal magneto capacitance,CMC)效應或巨 磁電容(Giant magneto capacitance,GMC)效應。 請參照第1式,第1式描述了傳統電容之電容值C與其相關 係數的關係式。 d (1) 如第1式所述,對一傳統電容而言,其電容值C係由電容之 面積A、介電層之介電常數及厚度d決定。 躲本發明之雖餘14G Μ,主要姻整鶴列的磁偶 極於磁性電容140之上、下磁性電極來形成磁場,使内部儲存的 電子朝同-自旋方向猶來進行整齊的湖,_達到可於磁性 電谷140中容納更多的電荷而大幅增進能量的儲存密度。相較於 於傳統電谷’磁性電容14〇相當於藉由磁場作用來改變介電層別 之介電常數’達到電容值之大幅提升的目的。 :同時參閱第4圖以及第i圖’第4圖所示為根據本發明磁 '電容140的結構示意圖。如第4圖所示,磁性電容_包含 Γ第一磁性電極16G、—第二磁性電極⑽以及位於其間之一介 中第r磁性電極16G與第二磁性電極喝由具磁性 …所構成’藉由對第―、第二磁性電極⑽施加適當的 }〇 201008096 外加電場以進行磁化,使得第一磁性電極16〇與第二磁性電極· 内分別產生第-磁偶極(magnetie dipG_與第二磁输心以 於磁性電容14〇内部構成一磁場而對帶電粒子的移動造成影變, 從而抑制磁性電容14〇之漏電流。至於介電層17〇,則係用來分隔 第一磁性電極與第二磁性電極⑽,以於第一磁性電極膽 與第二磁性電極勘處累積電荷而儲存電位能。 ❹ 此外,在本實施例中,第一磁性電極160與介電層〗70之間 的”面191 ’以及第二磁性電極18〇與介電層間的介面I% 均為一不平坦的表面’以藉由增加介電層170之面積A的方式來 進一步增進磁性電容14〇之電容值。 請繼續參閱第4圖,在本實施例中,第一磁偶極⑹與第二 磁辆極185的方向僅為說明之用而不為本發明的限制條狀一, ❽ '十…白此項技藝者而s,應可瞭解到第一磁偶極與第二磁搞 極185實際上係由多個整齊排列的微小磁偶極所疊加而成,此外, 在本發明之其他實施例中,亦可使用具有其他不同方向的第一磁 偶極165與第二磁麵極185來產生不同的磁場。也就是說,第一 磁偶極165與第二磁輕極185最後形成的方向並不為本發明的限 制條件之―’亦即,隨著不同的設計需求,第-磁偶極I65與第 ,磁搞極185可指向同一方向或不同方向(如第4圖之實施例所 不)而這些相關設計變化亦符合本發明之精神,且隸屬於本發明 • 的保護範嘴之中。 201008096 詳細來說,對於磁性電容140而言,第一磁性電極16〇與第 -磁性電極180可由稀土元素或其他難導電材質構成,而介電 層170可由氧化鈦(Ti〇3)、氧化鋇鈦(BaTi〇3)或一半導體層(如氧 化石夕(silicon oxide))構成,然而這僅為說明之用而不為本發明的限 制條件之-。在本發明之其他實施例中,亦可依據不同的設計需 求而採用不同的材質來構成第一磁性電極16〇、第二磁性電極⑽ 〇 與介電層17Q,而這些侧輯變化亦符合本發明之精神,且隸屬 於本發明的保護範嘴之中。 請一併參閱第5圖以及第4圖,第5圖為第4圖所示之磁性 電容14〇中第一磁性電極16〇的結構示意圖。在本實施例中,磁 性電極可單純地以導電材質來構成—單層結構,然而,磁性電極 亦可以多層結構來加以實現,以第一磁性電極16〇為例,在本實 〇 _中,第-磁性電極議係為一多層結構,包含有一第一磁性 層162、-隔離層164以及一第二磁性層166,其中隔離層164係 由非磁性材料所構成,而第一磁性層162與第二磁性層166則包 含有具磁性的導電㈣,並在磁化時,藉由適當的外加電場使得 第-磁性層⑹與第二磁性層164中的第三磁偶極163與第四磁 偶極167分別具有不同的方向,比方說,第三磁偶極163與第四 磁偶極I67的方向係為彼此反向。藉由調整第一磁性電極中 第三磁偶極163與第四磁偶極167,可抑制磁性電容14〇之漏電 .流。然*,第三磁偶極163與第四磁偶極167的方向僅為說明之 12 201008096 用而不為本發明的限制條件之-。此外,在本發明的其他實施例 中,亦可依據不同的設計需求來調整第一磁性電極16〇的社構。 也就是說第-磁性電極廳的結構,並不限於前述之三層結構, 而可使用複數個磁性層與非磁性層不斷交錯堆疊,再藉由各磁性 層内磁偶極方向的調整來進一步抑制磁性電容14〇之^電流,而 經由適當的調整,則可使得磁性電容14G的漏電流趨近於=。前 Ο 粒些相計變化㈣守本㈣之精神,並落於本發明的保護 範_之中。_ ,、 基於前述之揭露,熟習此項技藝之人士可推知第二磁性電極 ⑽的結構及其設計原理。ώ於磁性電極之内部結構已詳細揭露如 上,在此便不再資述。 請繼續參閱第1圖’相較於習知化學能電池,由於本發明之 〇 電力供應裝置105係採用磁性電容裝置110作為儲能元件,其具 有錄的能量儲存密度、極高的功率密度’且可進行高功率輸/出 及快速充放電。因此-旦發生短路狀況時,不僅是會因持續放電 而造成電力損耗,更會在短時間内將賴存的電位能全部釋放, 而產生瞬間的大電麟出,故可能會導致週邊電路元件損毀。因 此,如第1圖所示,麵接至磁性電容裝置11〇的保護電路⑽即 係用以解決此一問題’藉由保護電路⑽的運作以避免磁性電容 裴置110產生異f (過大)的輸出電流而損害其他電路元件。舉 例來說,在本發明之其他實麵巾,可根據產品之安全設計需求, 201008096 在電力供顧置1G5内職有—轉值,—旦 之輸1流超過此-臨界值(亦即過電流你路的發 路120會職路«,停止雖觸置u峨轉作^此電 避免過大的輸出電流流至電子裝置⑽的其他元件科致電子裝 置100中的其他元件受顺害。也就是說,賴電路m可避免 負載裝置m遭受短路電流的衝擊喊到損害。 ❹ #參閱第2圖,第2圖所示為電子裝置1()()之保護電路105 之一實施例的示意圖。如第2圖所示,-保護電路12G之内可包 含有-伯測單元122 (例如過電流偵測器)、一控制單元124以及 一開關單元126。侧單元〗22綱雜電容裝置11〇的狀態並將 偵測結果告知控制單元124,因此當電力供應裝置1〇5處於一異常 狀態而產生一個超過預設臨界值(過大)之輸出電流(如電力供 應裝置105由於正負極遭金屬物誤觸而產生過電流或短路電流產 _ 生)時’摘測單元122將輸出一偵測訊號以告知控制單元124 (例 如一控制邏輯電路),則控制單元124可進一步切換開關單元126 的導通狀態來中斷磁性電容裝置11〇的放電,亦即,控制單元124 於偵測單元122偵測到過電流時會控制開關單元126來斷開磁性 電容裝置110與負載裝置之間的電路迴路,一方面避免磁性電容 裝置110持續放電,另一方面避免所產生之大輸出電流對周邊元 件造成損害而影響電子裝置1〇〇的運作6 值得注意的是本發明的中保護電路丨2 〇並不限於使用前述實 14 201008096 婦丨t之電路架構,而可藉由各觀當的電路元件或其組合來限 制電^以達到防護之效果。舉例來說,在本發明之一實施例中, 保。蒦電路120可包含有一電流限制元件,例如一炫絲(㈣,當磁 性電容裝置100之輪出電流超過預設值(臨界值)時,溶絲則會 自祕斷,藉此達到限制電流以保護電子裝置100之目的。除此 之外在本發明之另一實施例中,保護電路⑽係包含有一自復 式(resettable )電流限制元件,例如一熱敏電阻(Th_g Resis㈣, ❹使其在大電騎鱗_,而讀又可自雜復,進行正常操作。 /繼續參閱第1圖,在本實施例中,直流/直流(DC/DC)轉 換器麵接於磁性電容裝置則以及負載裝置150,直流/直流 轉換器130係用以將由磁性電容裝£ 11〇所輸出之一第一直流位 2則轉換為—第二直流辦v〇2,以滿足貞餘置⑼之電力 品长舉例來„兒,當負載裝置ls〇所需之供應電壓 直流電壓值)V〇2高於磁性電容裝請之輸_的丰一(電 鳇其為一直流電壓值)ν〇1時,直流/直流轉換器130則可 ^輸麵繩辦,料自健m辦彻轉換 '、、、、载裝置150所需的較高之第二直流位準v〇2。反之亦然,若 力供應裝置1〇5的負載裝置150所需的供應電壓彻低 =性電容裝置U0之輸出電壓的一電壓位準彻 产 = = 電壓之電卿爾由較高之第‘ ,1轉換為具雜㈣壓值之第二直流位準V02。 15 201008096 請注意到,雖然在前述之揭露中,本發明提供之電力供應裝 置=係包含有磁性電容裝置11〇、保護電路12〇以及直流/直流 轉換益130 ’細這並不林㈣的關條件之—。在電力供應裝 f 構’比方說對磁性電容裝置則 進行充電之一充電電路(未顯示)。 μ在閱,述之揭露之後,蝴領域之人士亦可推得其他的相 ❹關設計變化,例如其他雷_本發明之精神以使用磁性電容刚 於電力ί、應裝置1〇5中的架構,亦屬於本發明的保護範嘴之中。 a此外’本發明的範_並不受限於上述實施例所揭露的程序、 I置、製程、組合、物件、綠辭驟’㈣悉此項技術者應可 瞭解’本發明所揭露的程序、裝置、製程、組合、物件、方法或 步驟,無論其魏有的献正在開發的,如果是可以達到和本發 明所義實關大致上囉的功能或絲均可林發明實施例所 β 採用,因此’本發_中請專利範圍係包含了上述所揭露的程序、 裝置、製程、組合、物件、方法或步驟。 以上所述僅為本發明之較佳實施例,凡依本發明申請專利範 圍所做之均等變化與修飾,皆應屬本發明之涵蓋範圍。 【圖式簡單說明】 16 201008096 第1圖為本發明具㈣力供顧置之電子心之—實施例的示意 圖。 為電子裝置觸之保護電路1〇5之一實施例的示意圖。 第3 =柄明磁性電容與其他私能量儲存媒介的儲能特性示 思圖。 第4圖為根據本發明磁性電容的結構示意圖。 ❹[Prior Art] With the advancement of science and technology, a variety of portable electronic products have been flooded into the daily life: and because the focus of portable electronic devices is that the stalkers carry π and can be everywhere, 'General portable electronic devices generally use batteries to provide the required source of power supply. The battery of the portable electronic device is generally a chemical energy battery, that is, its W is mainly made of chemical energy, and when (4) touches the chemical reaction to generate electricity, such as a wrong acid battery, a gold pot battery, and a nickel. Hydrogen batteries and clock batteries, etc. 'However, these traditional batteries, if they have the disadvantage of insufficient energy storage capacity, are safe to use. For example, the secret battery has the advantages of small size and high energy storage density, so it becomes a preferred source of power supply for electronic devices. However, due to its high energy storage density, batteries are overcharged and / or over-discharge, it is very likely to suffer from spontaneous combustion, bursting of the battery or the deterioration of the battery, and may even endanger the safety of the user. 201008096 Therefore, while the popularity of portable electronic devices is becoming more and more popular, it is urgent to provide power supply devices that take into consideration the volume considerations, energy storage efficiency, and high security of use to solve the current power supply devices of portable electronic devices. problem. SUMMARY OF THE INVENTION Accordingly, it is an object of the present invention to provide a power supply device that uses a magnetic electric valley as an energy storage device to enhance the performance of the power supply device while solving the chemistry in the prior art. The problem faced by the battery. According to an embodiment of the present invention, a power supply device S is disclosed, which includes: a magnetic capacitor device and a protection circuit. The magnetic capacitor is provided with at least a magnetic capacitor. The capacitive capacitor device stores the potential energy in the form of a potential energy and generates an output current. The hybrid circuit is placed to the magnetic device 4 to prevent the magnetic property. The output current of the capacitor device exceeds a critical value. 9 By the embodiment provided by the present U, the problems encountered in the prior art can be smooth, ten, ten, and avoid the technical benefits. The above-mentioned series firstly sketches the two men's (10) technical miscellaneous traits and the advantages of bribery follow-up hairpin Ming, and cuts additional technical features and related _ lions to expose later, and belongs to the hair two r this skill should It can be understood that the Bent yoke example can be easily used as a basis for realizing the modification or design of the same purpose, transfer or process of the present invention, and the skill of the familiar program 201008096 may not be affected by the design scope of the Shen and subsequent patent applications. (4) The scope of the present invention is defined by the present invention; the scope of the present invention is described in the following description. [Description] In the description of the device, the device is connected to a second device, and the device is directly electrically connected to the device. Secondly, it is electrically connected to (4) two devices by other means or by means of other means or connection means. As will be understood from the above, the object of the present invention is to provide a power supply package, and to reduce the number of electricity valleys as energy storage elements, which are stored in the form of potential energy to have a density of reservoirs and a long length. The service life, small size and light weight of the product can be replaced by the text! Know the chemical money pool, as a source of power supply for various electronic devices. Kiss refers to Figure 1 'Figure 1 shows the present invention with power supply device 1〇5 A schematic diagram of an embodiment of an electronic device 100. As shown in FIG. 1, the electronic device 1A includes a load device 15A and a power supply device (10), and the power supply device 105 is used to supply a load. In addition, the power supply device 105 includes a magnetic capacitor device 11A, a protection circuit i2〇, and a DC/DC converter 130. In this embodiment, the magnetic capacitor device丨1〇内包-有磁丨电电谷140' by magnetic capacitor 140 causes the power supply device of the present invention to be placed in the form of potential energy (electr〇nic p〇tential energy) That is to say The present invention uses a magnetic capacitor 140 as a battery, 201008096 to provide a power supply device for storing energy in the form of potential energy, and a detailed description of the magnetic capacitor will be disclosed in the subsequent description of the invention. The structure and principle of the magnetic capacitor device 110, please be aware that, in the subsequent disclosure of this specification, the magnetic capacitor device 110 includes a plurality of magnetic capacitors 140, but this is for illustrative purposes only and is not a limitation strip of the present invention. One, that is, the number of magnetic capacitors 140 is not one of the limitations of the present invention, and any power supply device using the magnetic capacitor 140 as an energy storage element belongs to the protection of the present invention. In addition, when the magnetic capacitor device 110 is configured by using a plurality of magnetic capacitance capacitors 140 according to an embodiment of the present invention, a plurality of small-sized magnetic capacitors 140 are fabricated on a substrate by a semiconductor process, and by a suitable metal. The process is to form an electrical connection between the plurality of magnetic capacitors 140 according to design requirements to provide the desired characteristics. The capacitive device 110 serves as a power supply source for the energy storage device or the external device. However, the manner and arrangement of the magnetic capacitors 14 in the magnetic capacitor device 110 are not one of the limitations of the present invention, that is, According to different voltage or wire value requirements, an appropriate _ or parallel form can be made to meet the power supply requirements of various electronic devices. These changes are also in accordance with the spirit of the present invention, and belong to the protection of the present invention. In the third month, Figure 3 is a schematic diagram showing the energy storage characteristics of the magnetic capacitor 140 of the present invention and other storage media in the month. As shown in Fig. 3, the magnetic capacitor 8 201008096 is just Department (4) reading the financial age, energy (such as the traditional battery μ level can store its 210, the magnetic capacitor is called with excellent energy storage ^) or the traditional capacitor high power density (as shown in Figure 4 In addition, compared with other private butterflies, the magnetic capacitor (10) of the present invention is more characterized by discharge due to its characteristic of sufficient capacitance and long life (high number of charge and discharge times) I f . "The memory of the recall, the high-powered rotifers can be quickly recharged. In other words, the power supply of the present invention is used for a special purpose or a (four) touch w (10) bottle is to make 110) to construct with #纟' Bribe i (although the capacitor device is used) as a source of power for the negative 15G. She is in the magnetic she's so-to come to the point that it can suppress the magnetic leakage of the magnetic capacitor just after the increase of the age of the bribe. The step-by-step description of the magnetic capacitor operates as follows. The phenomenon that a substance changes its resistance value in a certain magnetic field is called a "magnetoresistive effect". In general, many magnetic metal and alloy materials have such a magnetoresistance phenomenon. In most cases, the resistivity of a substance decreases only slightly in the magnetic field. However, under certain physical conditions, the resistivity θ produces a large decrease, which is reduced by a larger amplitude than the usual magnetic metal. The magnetoresistance value of the alloy material is more than 10 times higher, which is called "Giant Magnetoresistance Effect" (GMR). Further in combination with the Maxwell-Wagner circuit model, the magnetic particle composite medium may also have a so-called Colossal magneto capacitance (CMC) effect or a Giant magneto capacitance (GMC) effect in 201008096. Please refer to the first formula. The first equation describes the relationship between the capacitance value C of the conventional capacitor and its correlation coefficient. d (1) As described in the first formula, for a conventional capacitor, the capacitance value C is determined by the area A of the capacitor, the dielectric constant of the dielectric layer, and the thickness d. Although the 14G Μ 躲 本 发明 发明 发明 发明 发明 发明 发明 发明 发明 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 _Achieves a storage density that can greatly increase energy by accommodating more charge in the magnetic valley 140. Compared with the conventional electric valley, the magnetic capacitor 14 is equivalent to changing the dielectric constant of the dielectric layer by the action of a magnetic field to achieve a substantial increase in the capacitance value. See also Fig. 4 and Fig. 4'. Fig. 4 is a schematic view showing the structure of a magnetic 'capacitor 140 according to the present invention. As shown in FIG. 4, the magnetic capacitor _ includes a first magnetic electrode 16G, a second magnetic electrode (10), and a second magnetic electrode 16G and a second magnetic electrode are formed by magnetic... Appropriate }〇201008096 applied electric field to the first and second magnetic electrodes (10) to perform magnetization, so that the first magnetic electrode 16〇 and the second magnetic electrode respectively generate a first magnetic dipole (magnetie dipG_ and second magnetic) The core is formed by a magnetic field inside the magnetic capacitor 14 而 to cause a change in the movement of the charged particles, thereby suppressing the leakage current of the magnetic capacitor 14 至. As for the dielectric layer 17 〇, it is used to separate the first magnetic electrode and the first The second magnetic electrode (10) stores the potential energy for depositing the accumulated charge between the first magnetic electrode and the second magnetic electrode. Further, in the present embodiment, between the first magnetic electrode 160 and the dielectric layer 70 The surface 191 'and the interface I% between the second magnetic electrode 18 and the dielectric layer are both uneven surfaces' to further increase the capacitance value of the magnetic capacitor 14 by increasing the area A of the dielectric layer 170. Please follow Referring to FIG. 4, in the present embodiment, the directions of the first magnetic dipole (6) and the second magnetic pole 185 are for illustrative purposes only and are not limiting strips of the present invention. And s, it should be understood that the first magnetic dipole and the second magnetic pole 185 are actually superposed by a plurality of neatly arranged micro magnetic dipoles. Further, in other embodiments of the present invention, The first magnetic dipole 165 and the second magnetic surface pole 185 having other different directions may be used to generate different magnetic fields. That is, the direction in which the first magnetic dipole 165 and the second magnetic dipole 185 are finally formed is not The limitation of the present invention is that the first magnetic dipole I65 and the magnetic pole 185 may point in the same direction or in different directions (as in the embodiment of Fig. 4), depending on different design requirements. These related design changes are also in accordance with the spirit of the present invention and are within the protection of the present invention. 201008096 In detail, for the magnetic capacitor 140, the first magnetic electrode 16 and the first magnetic electrode 180 may be made of rare earth. An element or other difficult conductive material, and the dielectric layer 170 can It consists of titanium oxide (Ti〇3), titanium strontium oxide (BaTi〇3) or a semiconductor layer (such as silicon oxide), however this is for illustrative purposes only and is not a limitation of the invention - In other embodiments of the present invention, different materials may be used to form the first magnetic electrode 16 〇, the second magnetic electrode (10) 〇 and the dielectric layer 17Q according to different design requirements, and these side changes are also consistent. The spirit of the present invention is also included in the protection nozzle of the present invention. Please refer to FIG. 5 and FIG. 4 together. FIG. 5 is the first magnetic electrode 16 of the magnetic capacitor 14A shown in FIG. In this embodiment, the magnetic electrode can be simply formed of a conductive material - a single layer structure. However, the magnetic electrode can also be realized by a multilayer structure, taking the first magnetic electrode 16 as an example. In the 〇_, the first magnetic electrode is a multi-layer structure comprising a first magnetic layer 162, an isolation layer 164 and a second magnetic layer 166, wherein the isolation layer 164 is composed of a non-magnetic material, and A magnetic layer 162 and a second magnetic layer 166 are packaged Magnetically conductive (four), and in magnetization, the third magnetic dipole 163 and the fourth magnetic dipole 167 in the second magnetic layer 164 have different directions by a suitable applied electric field. For example, the directions of the third magnetic dipole 163 and the fourth magnetic dipole I67 are opposite to each other. By adjusting the third magnetic dipole 163 and the fourth magnetic dipole 167 of the first magnetic electrode, the leakage of the magnetic capacitor 14 can be suppressed. However, the direction of the third magnetic dipole 163 and the fourth magnetic dipole 167 is only for the purpose of the description of 201008096 and is not a limitation of the present invention. In addition, in other embodiments of the present invention, the structure of the first magnetic electrode 16A can also be adjusted according to different design requirements. That is to say, the structure of the first-magnetic electrode chamber is not limited to the foregoing three-layer structure, and a plurality of magnetic layers and non-magnetic layers may be continuously staggered and stacked, and further adjusted by magnetic dipole directions in the respective magnetic layers. The current of the magnetic capacitor 14 is suppressed, and by appropriate adjustment, the leakage current of the magnetic capacitor 14G can be made close to =. The former Ο granules change the phase meter (4) the spirit of the syllabus (4) and fall within the protection model of the present invention. _ , , based on the foregoing disclosure, those skilled in the art can infer the structure of the second magnetic electrode (10) and its design principle. The internal structure of the magnetic electrode has been disclosed in detail as it is, and will not be described here. Please refer to FIG. 1 'Compared to the conventional chemical energy battery, since the power supply device 105 of the present invention uses the magnetic capacitor device 110 as the energy storage element, it has the recorded energy storage density and extremely high power density. It can also perform high power input/output and fast charge and discharge. Therefore, when a short-circuit condition occurs, not only will the power loss be caused by continuous discharge, but also the potential energy of the residual energy will be completely released in a short time, and an instantaneous large electric power will be generated, which may cause peripheral circuit components. Damaged. Therefore, as shown in FIG. 1, the protection circuit (10) that is connected to the magnetic capacitor device 11 is used to solve the problem. 'The operation of the protection circuit (10) prevents the magnetic capacitance device 110 from generating an abnormal f (too large). The output current impairs other circuit components. For example, in the other real towel of the present invention, according to the safety design requirements of the product, 201008096 can be used in the power supply setting 1G5 - the value of the value of the flow exceeds the threshold value (that is, the over current) Your way to the road 120 will play the road «, stop, although touched u turn to ^ this power to avoid excessive output current to the electronic device (10) other components of the electronic device 100 in the other components are affected. It is said that the circuit m can prevent the load device m from being damaged by the impact of the short-circuit current. ❹ # Refer to FIG. 2, and FIG. 2 is a schematic diagram showing an embodiment of the protection circuit 105 of the electronic device 1()(). As shown in FIG. 2, the protection circuit 12G may include a -cell unit 122 (e.g., an overcurrent detector), a control unit 124, and a switch unit 126. The side unit is 22 And notify the control unit 124 of the detection result, so that when the power supply device 1〇5 is in an abnormal state, an output current exceeding a preset threshold (too large) is generated (for example, the power supply device 105 is damaged by the positive and negative electrodes) Incorrectly generated and overpowered When the short-circuit current is generated, the 'sampling unit 122 will output a detection signal to inform the control unit 124 (for example, a control logic circuit), and the control unit 124 can further switch the conduction state of the switching unit 126 to interrupt the magnetic capacitance device. The discharge of the 11 〇, that is, the control unit 124 controls the switch unit 126 to disconnect the circuit between the magnetic capacitor device 110 and the load device when the detecting unit 122 detects an overcurrent, and avoids the magnetic capacitor device 110 on the one hand. Continuous discharge, on the other hand, avoids the large output current generated to damage peripheral components and affects the operation of the electronic device 1 . 6 It is worth noting that the protection circuit 丨 2 本 of the present invention is not limited to the use of the above-mentioned real 14 201008096 The circuit structure of 丨t can be limited by means of various circuit elements or a combination thereof to achieve the effect of protection. For example, in an embodiment of the invention, the protection circuit 120 can include a The current limiting component, such as a glare wire ((4), when the current of the magnetic capacitor device 100 exceeds a preset value (critical value), the solution wire is self-secret, This achieves the purpose of limiting the current to protect the electronic device 100. In addition to this, in another embodiment of the invention, the protection circuit (10) includes a resettable current limiting component, such as a thermistor (Th_g Resis (4), ❹ ❹ 在 在 在 在 在 在 在 在 在 在 在 在 在 在 在 在 在 在 在 在 在 在 在 在 在 在 在 在 在 在 在 在 在 在 在 在 在 在 在 在 在 在 在 在 在 在 / The device and the load device 150, the DC/DC converter 130 is configured to convert one of the first DC bits 2 outputted by the magnetic capacitor into a second DC station v〇2 to satisfy the remaining portion. (9) The power product length is exemplified by _, when the load device ls 〇 required supply voltage DC voltage value) V 〇 2 is higher than the magnetic capacitor installed _ Feng Yi (electric 鳇 is the current voltage value) ν At 〇1, the DC/DC converter 130 can be used to transfer the surface rope, and the higher second DC level v 〇 2 required for the load device ', ', and the load device 150 is calculated. Vice versa, if the load voltage required by the load device 150 of the power supply device 1〇5 is completely low = a voltage level of the output voltage of the capacitive device U0 is normalized == the voltage of the voltage is higher than the first , 1 is converted to a second DC level V02 with a (four) voltage value. 15 201008096 Please note that, in the foregoing disclosure, the power supply device provided by the present invention includes a magnetic capacitor device 11 〇, a protection circuit 12 〇, and a DC/DC conversion benefit 130 'fine which is not a forest (four) Condition - In the power supply device, for example, a magnetic charging device is charged with a charging circuit (not shown). After reading, after the disclosure, the people in the field of the butterfly can also push other relevant design changes, such as other mines - the spirit of the invention to use the magnetic capacitor just in the power, the device in the device 1〇5 It also belongs to the protection scope of the present invention. a further 'the scope of the present invention is not limited to the procedures, I set, process, combination, object, green words disclosed in the above embodiments'. (4) Those skilled in the art should be able to understand the procedure disclosed in the present invention. , device, process, combination, object, method or step, whether it is developed by Wei, if it can achieve the function of the invention, or the function of silk can be used in the invention Therefore, the scope of the patent application includes the procedures, devices, processes, combinations, articles, methods or steps disclosed above. The above are only the preferred embodiments of the present invention, and all changes and modifications made to the scope of the present invention should fall within the scope of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS 16 201008096 The first drawing of the present invention is a schematic view of an embodiment of the electronic core of the present invention. A schematic diagram of an embodiment of a protection circuit 1〇5 for an electronic device. Figure 3: Schematic diagram of the energy storage characteristics of the magnetic capacitors and other private energy storage media. Fig. 4 is a schematic view showing the structure of a magnetic capacitor according to the present invention. ❹

第5圖為第4圖所示之第—磁性電極的結構示意圖。 【主要元件符號說明】 100 電子裝置 105 電力供應裝置 110 磁性電容裝置 120 保護電路 122 偵測單元 124 控制單元 126 開關單元 130 直流/直流轉換器 140 磁性電容 150 負载裝置 160 第一磁性電極 162 磁性層 164 隔離層 201008096 163 166 167 165 170 180 185 5191 、 192 210 220 230 第三磁偶極 第二磁性層 第四磁偶極 第一磁柄極 介電層 第二磁性電極 第二磁搞極 介面 傳統電容 超級電容 一般電池Fig. 5 is a schematic view showing the structure of the first magnetic electrode shown in Fig. 4. [Main component symbol description] 100 Electronic device 105 Power supply device 110 Magnetic capacitance device 120 Protection circuit 122 Detection unit 124 Control unit 126 Switch unit 130 DC/DC converter 140 Magnetic capacitor 150 Load device 160 First magnetic electrode 162 Magnetic layer 164 isolation layer 201008096 163 166 167 165 170 180 185 5191 , 192 210 220 230 third magnetic dipole second magnetic layer fourth magnetic dipole first magnetic handle pole dielectric layer second magnetic electrode second magnetic pole interface traditional Capacitor supercapacitor general battery

Claims (1)

201008096 十、申請專利範圍: =電力供麟置’㈣供―輸恤至,裝置,其包 磁,包含有至少—磁性電容,其以電位能的形式 來儲存此置,用以產生該輪出電流;以及 一保濩電路姻至該磁性_置,用以防止該磁性電容裝 置之5亥輸出電流超過一臨界值。 ❹ 2·如申睛專利範圍第丨項所述之電力供應裝置,其另包含有一直 l直机(DC/DC)轉換n ’输至該磁性電容裝置與該負載裝 置1以將該磁性電容裝置所輸出之—第一直流位準轉換為一 第-直•位準,以作為該負载裝置所需之電源,其中該第一直 流位準係相異於該第二直流位準。 ❹ 3.如申請專利翻第1項所述之電力供應裝置,其中該磁性 裝置係包含有複數個磁性電容。 電容 4. 如申請專概圍第3項騎之電力供應裝置,其巾該複數個磁 性電容包含有以串聯方式電連接之磁性電容。 5. 如申請專利範圍第3項所述之電力供應裝置,其中該複數個磁 性電谷包含有以並聯方式電連接之磁性電容。 19 201008096 其中該磁性電容包 6.如申請專利範圍帛1項述之電力供應裝置 含有: 、 一第一磁性電極,其係由具有磁性 一第一磁偶極; 之導電材料構成 ,用以形成 ::磁:電極,其係由具有磁性之導電材料構成,用以形成 具有一弟二磁偶極;以及 Ο 介電層’設置於該第—磁性電極與該第二磁性電極之間。 如申請專概31第6撕叙電力供顧置,射該第-磁偶 極之方向係顧於該第二磁偶極之方向。 申明專利feu第6項所述之電力供應裝置,其中該第一磁性 電極係包含有: 第-磁性層’其係由具雖的導電材料祕,用以形成具有 〇 一第三磁偶極; 第磁f生層’其係由具磁性的導電材料構成,用以形成一第 四磁偶極;以及 隔離層其係由非磁性物質所構成並設置於該第一磁性層與 邊第二磁性層之間,其中該第一磁偶極係由該第三磁偶極 與該第四磁偶極所構成。 =申凊專利範圍第8項所述之電力供應裝置,其中該第三磁偶 °之方向係相異於該第㈣偶極之方向。 20 201008096 10. 如申請專利範圍第6項所述之電力供應裝置,其中該第—卜 二磁性電極中至少其一與該介電層之介面係為一不平担之^ 面。 11. 如申請專利範圍第1項所述之電力供應裝置’其中該保護電路 係包含有: ” 一偵測單元,用以偵測該磁性電容裝置之該輸出電流以產生 Ο 一偵測訊號; 一控制單元,用以根據該偵測訊號來選擇性地輸出一控制訊 號;以及 一開關單元,用以根據該控制訊號來決定是否開啟或關閉該 磁性電容裝置與該負載裝置之間的電路迴路。 12. 如申請專利範圍第1項所述之電力供應裝置,其中該保護電路 係包含有一電流限制元件。 Ο 13. 如申請專利範圍第12項所述之電力供應裝置,其中該電流限 制元件係為一溶絲(fUse)。 14. 如申請專利範圍第12項所述之電力供應裝置,其中該電流限 制元件係為一自復式(resettable)電流限制元件。 15·如申請專利範圍第Η項所述之電力供應裝置,其中該自復式 , 電流限制元件係一熱敏電阻(Thermal Resistor)。 21201008096 X. Patent application scope: = Power supply for Lin's (4) for "receiving", device, magnetic, including at least - magnetic capacitor, which is stored in the form of potential energy to generate the round The current is applied to the magnetic circuit to prevent the 5 mA output current of the magnetic capacitor device from exceeding a critical value. ❹ 2· The power supply device of claim 2, further comprising a DC/DC converter n' input to the magnetic capacitor device and the load device 1 to the magnetic capacitor The first DC level outputted by the device is converted to a first-to-front level as a power source required for the load device, wherein the first DC level is different from the second DC level. 3. The power supply device of claim 1, wherein the magnetic device comprises a plurality of magnetic capacitors. Capacitor 4. If you apply for the power supply device for the third ride, the plurality of magnetic capacitors include magnetic capacitors that are electrically connected in series. 5. The power supply device of claim 3, wherein the plurality of magnetic valleys comprise magnetic capacitors electrically connected in parallel. 19 201008096 wherein the magnetic capacitor package 6. The power supply device of claim 1 includes: a first magnetic electrode formed of a conductive material having a magnetic first magnetic dipole; :: Magnetic: an electrode composed of a magnetically conductive material for forming a second magnetic dipole; and a 介 dielectric layer disposed between the first magnetic electrode and the second magnetic electrode. If the application of the special 31 is torn the power supply, the direction of the first magnetic pole is taken in the direction of the second magnetic dipole. The electric power supply device of claim 6, wherein the first magnetic electrode comprises: a first magnetic layer, which is made of a conductive material, for forming a third magnetic dipole; The first magnetic layer is composed of a magnetic conductive material for forming a fourth magnetic dipole; and the isolation layer is composed of a non-magnetic material and is disposed on the first magnetic layer and the second magnetic side Between the layers, wherein the first magnetic dipole is formed by the third magnetic dipole and the fourth magnetic dipole. The power supply device of claim 8, wherein the direction of the third magnetic couple is different from the direction of the fourth (di) dipole. The power supply device of claim 6, wherein at least one of the first and second magnetic electrodes is an uneven surface of the interface of the dielectric layer. 11. The power supply device of claim 1, wherein the protection circuit comprises: a detecting unit for detecting the output current of the magnetic capacitor device to generate a detection signal; a control unit for selectively outputting a control signal according to the detection signal; and a switch unit for determining whether to open or close a circuit circuit between the magnetic capacitor device and the load device according to the control signal 12. The power supply device of claim 1, wherein the protection circuit comprises a current limiting component. The power supply device of claim 12, wherein the current limiting component 14. The power supply device of claim 12, wherein the current limiting component is a resettable current limiting component. The power supply device of the item, wherein the self-resetting type, the current limiting element is a thermistor (Thermal Resistor).
TW97129295A 2008-08-01 2008-08-01 Power supply apparatus TW201008096A (en)

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