TWI406972B - Ozone producing system - Google Patents

Ozone producing system Download PDF

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TWI406972B
TWI406972B TW096126810A TW96126810A TWI406972B TW I406972 B TWI406972 B TW I406972B TW 096126810 A TW096126810 A TW 096126810A TW 96126810 A TW96126810 A TW 96126810A TW I406972 B TWI406972 B TW I406972B
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gas
anode
cathode
ozone
compartment
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TW096126810A
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Chinese (zh)
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TW200813258A (en
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Terumi Hashimoto
Masaaki Kato
Akiyoshi Manabe
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Chlorine Eng Corp Ltd
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    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25BELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00Electrolytic production of inorganic compounds or non-metals
    • C25B1/01Products
    • C25B1/13Ozone
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B13/00Oxygen; Ozone; Oxides or hydroxides in general
    • C01B13/10Preparation of ozone
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25BELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B9/00Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
    • C25B9/17Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof
    • C25B9/19Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof with diaphragms
    • C25B9/23Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof with diaphragms comprising ion-exchange membranes in or on which electrode material is embedded

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Inorganic Chemistry (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)

Abstract

According to the system by the present invention, multiple numbers of grooves 13 are formed on the internal surface of said anode compartment frame 6 and said cathode compartment frame 12, an anolyte gas-liquid separation tower 4 to separate anolyte from ozone-containing gas generated from said anode compartment 1, being connected to said anode compartment 1 and a catholyte gas-liquid separation tower 5 to separate catholyte from hydrogen gas generated from said cathode compartment 2, being connected to said cathode compartment 2 are installed outside of said electrolytic cell 3 for ozone producing; achieving enhanced cooling effect of anolyte and catholyte and producing ozone gas at a high efficiency.

Description

臭氧製造裝置Ozone manufacturing device

本發明係關於一種可達到使各種組成電解電池之組員壽命增長,並可於較高效率下,以及藉由於以水電解製造臭氧時降低水解電池內之溫度,來製造臭氧的臭氧製造系統。BACKGROUND OF THE INVENTION 1. Field of the Invention This invention relates to an ozone manufacturing system which can increase the life of a group of various electrolytic cells and can produce ozone at a higher efficiency and by lowering the temperature in the hydrolysis battery by ozone production by water electrolysis.

以水電解方式製造臭氧氣體之方法已廣為人之,其中為了於高電流效率下製造高濃度的臭氧氣體,故所應用之電解溫度一般在攝氏30度左右。A method for producing ozone gas by water electrolysis has been widely used. In order to produce a high concentration of ozone gas at a high current efficiency, the applied electrolysis temperature is generally about 30 degrees Celsius.

然而,用於產生臭氧氣之電解電池,經由電解作用加熱至實際上超過攝氏30度之溫度,而因此必須藉由冷卻電解電池來降低其內部溫度。例如以一種電解電池冷卻方法(此類方法已知如圖4所示),係藉由從通過電解電池3之陽極區室1與陽極電解液氣-液體隔離塔4間之循環線釋出熱而降低溫度,或藉由在組成該電解電池3之,陽極區室2與陰極區室1的外部提供冷卻覆套(未畫出)來降低電解電池3之溫度。(專利文獻1)However, the electrolytic cell for generating ozone gas is heated by electrolysis to a temperature actually exceeding 30 degrees Celsius, and therefore it is necessary to lower the internal temperature thereof by cooling the electrolytic cell. For example, an electrolytic cell cooling method (such a method is known as shown in FIG. 4) is to release heat from a circulation line passing through the anode compartment 1 of the electrolytic cell 3 and the anolyte gas-liquid separation tower 4. While lowering the temperature, or by constituting the electrolytic cell 3, a cooling jacket (not shown) is provided outside the anode compartment 2 and the cathode compartment 1 to lower the temperature of the electrolytic cell 3. (Patent Document 1)

然而,專利文獻1所描述之系統經證明無法充分降低溫度;其能夠壓制陽極區室內的溫度上升,但是由於缺乏陰極冷卻而仍然維持高溫,因此顯示未充分降低電解電池內部溫度,尤其是位於離子交換膜與陽極間,及離子交換膜與陰極間,進行電解反應之界面處的溫度。因為此等原因,遂在電解電池內部發生溫度分布不均,而造成結構組件惡化的現象,導致隨時間流逝而臭氧氣體濃度或電流效率逐漸降低,使得必須時常更換結構組件,以維持令人滿意的效能。However, the system described in Patent Document 1 has proven to be unable to sufficiently lower the temperature; it is capable of suppressing the temperature rise in the anode compartment, but still maintains a high temperature due to lack of cathode cooling, so that the internal temperature of the electrolytic cell is not sufficiently lowered, especially at the ion The temperature at the interface between the exchange membrane and the anode, and between the ion exchange membrane and the cathode. For these reasons, the temperature distribution inside the electrolytic cell is uneven, which causes the deterioration of structural components, resulting in a gradual decrease in ozone gas concentration or current efficiency over time, so that structural components must be replaced frequently to maintain satisfactory Performance.

【專利文獻1】日本特開平11-315389號公報[Patent Document 1] Japanese Patent Laid-Open No. Hei 11-315389

於是,本發明目的係藉由增進冷卻效果,壓制由電解期間產生之熱所造成的電解電池內溫度升高,及進一步在藉由水電解製造臭氧氣時維持電解電池內溫度均勻,來解決該等習知問題,以使能於高效率下獲得臭氧氣,並可增長組成該電解電池之各種組件的壽命。Accordingly, the object of the present invention is to solve the problem by increasing the cooling effect, suppressing the temperature rise in the electrolytic cell caused by the heat generated during the electrolysis, and further maintaining the temperature in the electrolytic cell while the ozone gas is produced by water electrolysis. Such problems are known to enable ozone gas to be obtained at high efficiency, and to increase the lifespan of the various components constituting the electrolytic cell.

為解決該等問題,本發明遂架構一種臭氧製造系統,其包含全氟化碳聚合物離子交換膜9,以存在導電性多孔材料上之臭氧產生觸媒支撐的陽極8,與以緊密安裝於該離子交換膜9各面上之鉑觸媒支撐的陰極10,安裝於該陽極8背面上之陽極區室框架6,介於該陽極區室框架6內面與該陽極8背面間所形成之陽極區室1,經由集流器11安裝於該陰極10背面上之陰極區室框架12,介於該陰極區室框架12內面與該集流器11背面間所形成之陰極區室2,及冷卻覆套16,緊密安裝16以使其貼附在該陽極區室框架6,與該陰極區室框架12之外表面上;其特徵為,於用以從供給至該陽極區室1之純水製造臭氧氣的臭氧製造電解電池3中,在該陽極區室框架6與該陰極區室框架12之內表面上形成多數個凹槽13;於該用於臭氧製造之電解電池3外面,安裝一用以將陽極電解液與,從該陽極區室1所產生之含臭氧氣體分開,的陽極電解液氣-液體隔離塔4(其連接至該陽極區室1),以及一用以將陰極電解液與,從該陰極區室2所產生之氫氧分開,的陰極電解液氣-液體隔離塔5(其連接至該陰極區室2);達到增進陽極電解液與陰極電解液之冷卻效果,及以高效率製造臭氧氣之目的。In order to solve such problems, the present invention is an ozone manufacturing system comprising a perfluorocarbon polymer ion exchange membrane 9 which is provided with a catalyst-supported anode 8 on the presence of an electrically conductive porous material, and is closely attached thereto. A cathode 10 supported by a platinum catalyst on each surface of the ion exchange membrane 9 is attached to the anode compartment frame 6 on the back surface of the anode 8 and formed between the inner surface of the anode compartment frame 6 and the back surface of the anode 8 The anode compartment 1 is mounted on the cathode compartment frame 12 on the back surface of the cathode 10 via the current collector 11, and the cathode compartment 2 formed between the inner surface of the cathode compartment frame 12 and the back surface of the current collector 11 is And a cooling jacket 16, tightly mounted 16 to be attached to the anode compartment frame 6, and to the outer surface of the cathode compartment frame 12; and characterized in that it is supplied from the supply to the anode compartment 1 In the ozone-making electrolytic cell 3 in which pure water is used to produce ozone gas, a plurality of grooves 13 are formed on the inner surface of the anode compartment frame 6 and the cathode compartment frame 12; outside the electrolytic cell 3 for ozone production, Mounting one for anodic electrolyte, from the anode compartment 1 The generated ozone-containing gas is separated, an anolyte gas-liquid isolating tower 4 (which is connected to the anode compartment 1), and a hydrogen peroxide generated from the cathode compartment 2 from the cathode electrolyte Separate, catholyte gas-liquid isolation column 5 (which is connected to the cathode compartment 2); achieves the purpose of improving the cooling effect of the anolyte and catholyte, and producing ozone gas with high efficiency.

以下說明本發明之實施型態。圖1為本發明所提供之臭氧製造系統的整體圖。圖2-a為從本發明之電解電池3上部觀看之詳圖。圖2-b為從本發明之電解電池3側面觀看之詳圖。圖3為本發明之陽極區室框架6與陰極區室框架12之內表面上所形成多數個凹槽13的詳圖。The embodiment of the present invention will be described below. 1 is an overall view of an ozone manufacturing system provided by the present invention. Fig. 2-a is a detailed view seen from the upper portion of the electrolytic cell 3 of the present invention. Fig. 2-b is a detailed view seen from the side of the electrolytic cell 3 of the present invention. 3 is a detailed view of a plurality of grooves 13 formed on the inner surfaces of the anode compartment frame 6 and the cathode compartment frame 12 of the present invention.

如圖1所示,本發明所提供之臭氧製造系統係由,一個將純水電解而產生含臭氧氣體之電解電池3,及兩個裝置於電解電池3上方空間之氣-液體隔離塔4、5所組成。其中一個氣-液體隔離塔為陽極電解液氣-液體隔離塔4,其連接至供給來自電解電池3之陽極區室1的含臭氧氣泡水之氟塑料配管A,及使來自陽極電解液氣-液體隔離塔4之水回到陽極區室1的氟塑料配管B,具有含臭氧氣體排放口14。另一個氣-液體隔離塔為陰極電解液氣-液體隔離塔5,其連接至供給來自電解電池3之陰極區室2的含氫氧氣泡水之配管C,及使來自陰極電解液氣-液體隔離塔5之水回到陰極區室2的配管D,具有氫氣排放口15。As shown in FIG. 1 , the ozone manufacturing system provided by the present invention comprises: an electrolytic cell 3 for electrolyzing pure water to generate an ozone-containing gas, and two gas-liquid isolating towers 4 disposed in a space above the electrolytic cell 3; 5 components. One of the gas-liquid separators is an anolyte gas-liquid separator 4 connected to a fluoroplastic pipe A for supplying ozone-containing bubble water from the anode compartment 1 of the electrolytic cell 3, and from the anolyte gas- The water of the liquid separation tower 4 returns to the fluoroplastic pipe B of the anode compartment 1, and has an ozone-containing gas discharge port 14. Another gas-liquid separator is a catholyte gas-liquid separator 5 connected to a pipe C for supplying hydrogen-oxygen bubble water from the cathode compartment 2 of the electrolytic cell 3, and a gas-liquid from the catholyte The water of the separation tower 5 returns to the pipe D of the cathode compartment 2, and has a hydrogen discharge port 15.

如圖2-a與2-b所示,電解電池3包含全氟化碳聚合物離子交換膜9,以存在導電性多孔材料上之臭氧產生觸媒支撐的陽極8,與以緊密安裝於該離子交換膜9各面上之鉑觸媒支撐的陰極10,安裝於該陽極8背面上之陽極區室框架6,介於該陽極區室框架6內面與該陽極8背面間所形成之陽極區室1,經由集流器11安裝於該陰極10背面上之陰極區室框架12,及介於該陰極區室框架12內面與該集流器11背面間所形成之陰極區室2。組成7為與組成16,組成16為經緊密安裝16以使其貼附在該陽極區室框架6,與該陰極區室框架12之外表面上的冷卻覆套16。As shown in Figures 2-a and 2-b, the electrolytic cell 3 comprises a perfluorocarbon polymer ion exchange membrane 9 in the presence of an ozone-supporting anode 8 on the electrically conductive porous material, and is mounted in close proximity thereto. a cathode 10 supported by a platinum catalyst on each side of the ion exchange membrane 9, an anode compartment frame 6 mounted on the back surface of the anode 8, and an anode formed between the inner surface of the anode compartment frame 6 and the back surface of the anode 8 The compartment 1 is mounted on the cathode compartment frame 12 on the back surface of the cathode 10 via the current collector 11, and the cathode compartment 2 formed between the inner surface of the cathode compartment frame 12 and the back surface of the current collector 11. Composition 7 is and composition 16, and composition 16 is a tightly mounted 16 for attachment to the anode compartment frame 6, and a cooling jacket 16 on the outer surface of the cathode compartment frame 12.

如圖3所示,垂直及平行地形成多數個凹槽13,以增加之熱交換面積達到更高冷卻效率。換言之,此等多數個凹槽13意欲幫助各陽極電解液與陰極電解液溶液之循環,其可形成任何形狀而無需加以限制,包括放射形式或其他。As shown in FIG. 3, a plurality of grooves 13 are formed vertically and in parallel to increase the heat exchange area to achieve higher cooling efficiency. In other words, these plurality of grooves 13 are intended to assist in the circulation of the respective anolyte and catholyte solutions, which can be formed into any shape without limitation, including radiation forms or others.

根據本發明,係將供給至電解電池3之陽極區室1中的已純化氣體電解,而產生含臭氧氣體,其與陽極電解液一起經由配管A送至陽極電解液氣-液體隔離塔4,並於陽極電解液氣-液體隔離塔4中分開成氣體與液體,含臭氧氣體係從其自含臭氧氣體排放口14排出,而陽極電解液係經由配管B循環至陽極區室1。According to the present invention, the purified gas supplied to the anode compartment 1 of the electrolytic cell 3 is electrolyzed to generate an ozone-containing gas which is sent together with the anolyte via the pipe A to the anolyte gas-liquid separation column 4, The gas is separated into a gas and a liquid in the anolyte gas-liquid separator 4, and the ozone-containing gas system is discharged from the ozone-containing gas discharge port 14, and the anolyte is circulated to the anode chamber 1 via the pipe B.

於另一方面,係將於陰極區室2中產生之氫氣,與陰極電解液一起,經由配管C供給至陰極電解液氣-液體隔離塔5,於陰極電解液氣-液體隔離塔5中分開成氣體與液體,氫氣係從其透過氫氧排放口15排出,而陰極電解液係經由配管D循環至陰極區室2。On the other hand, the hydrogen gas generated in the cathode compartment 2 is supplied to the catholyte gas-liquid separator 5 via the pipe C together with the catholyte, and is divided into the catholyte gas-liquid separator 5 The gas and the liquid are opened, and the hydrogen gas is discharged from the hydrogen-oxygen discharge port 15 through it, and the catholyte is circulated to the cathode chamber 2 via the pipe D.

根據本發明,陽極電解液與陰極電解液係分別於,陽極電解液氣-液體隔離塔4及陰極電解液氣-液體隔離塔5,與電解電池3之陽極區室1及陰極區室2間進行循環;於是,熱從配管A、B、C與D,及氣-液體隔離塔4與5發散出;而因此促進冷卻,使能達到電解電池3之更高冷卻效率。此外,於陽極區室框架6與陰極區室框架12之內表面上,垂直及平行地或呈放射狀地形成多數個凹槽13,可使供進行熱交換之面積增加,並減少電解電池3中電解液通過之溶液抗性,導致因氣升而進一步促進陽極電解液與陰極電解液循環。According to the present invention, the anolyte and the catholyte are respectively disposed between the anolyte gas-liquid separator 4 and the catholyte gas-liquid separator 5, and between the anode compartment 1 and the cathode compartment 2 of the electrolytic cell 3. The circulation is carried out; thus, heat is dissipated from the pipes A, B, C and D, and the gas-liquid separators 4 and 5; thus, the cooling is promoted, so that the higher cooling efficiency of the electrolytic cell 3 can be achieved. Further, on the inner surfaces of the anode compartment frame 6 and the cathode compartment frame 12, a plurality of grooves 13 are formed vertically and in parallel or radially, so that the area for heat exchange can be increased, and the electrolytic cell 3 can be reduced. The solution through which the electrolyte passes is resistant, which further promotes circulation of the anolyte and catholyte due to gas lift.

根據本發明,相較於在電解電池3之陰極端未提供循環系統之個案,可於陽極區室1及陰極區室2皆達到較低溫,且於電解電池3中亦達到較小的溫度分布。當電解作用係在伴隨大量熱產生之高電流密度下進行時,此降溫效果會變得更為顯著。According to the present invention, a lower temperature can be achieved in both the anode compartment 1 and the cathode compartment 2 than in the case where the circulation system is not provided at the cathode end of the electrolytic cell 3, and a small temperature distribution is also achieved in the electrolytic cell 3. . This cooling effect becomes more pronounced when the electrolysis is carried out at a high current density accompanied by a large amount of heat generation.

而且,根據本發明,係提供冷卻覆套16,以使其緊密貼附在陽極區室框架6與陰極區室框架12之外表面上。由於電解電池3之電解面積為恆定,故於高電流密度下進行電解操作,以增加臭氧氣體輸出量,但是其會促使電解熱產生增加,造成電池內溫度升高,特別是在離子交換膜與電極間之接觸部位,最終導致電流效率減低。Moreover, according to the present invention, the cooling jacket 16 is provided so as to be closely attached to the outer surfaces of the anode compartment frame 6 and the cathode compartment frame 12. Since the electrolysis area of the electrolytic cell 3 is constant, the electrolysis operation is performed at a high current density to increase the ozone gas output, but it causes an increase in the electrolysis heat, causing an increase in the temperature inside the battery, particularly in the ion exchange membrane. The contact between the electrodes eventually leads to a reduction in current efficiency.

根據本發明,可藉由壓制電解電池3中之溫度升高,來維持較高的電流效率,同時可延長電解電池3之組成元件的壽命。亦即,根據本發明,電解電池3中之溫度並未升高;尤其,在離子交換膜9附近(該處為電解熱產生部位)之溫度,係低於藉由如圖4所示之習知系統操作的個案。此外,於整個電解電池3中之溫度分布被減至最小。當電解電池3係於,為從較少面積獲得大量臭氧氣,之高電流密度下進行操作時,會產生更多電解熱;而於此類情況下,由本發明產生之降溫效果證明相當有效。According to the present invention, higher current efficiency can be maintained by suppressing the temperature rise in the electrolytic cell 3, and the life of the constituent elements of the electrolytic cell 3 can be prolonged. That is, according to the present invention, the temperature in the electrolytic cell 3 is not increased; in particular, the temperature in the vicinity of the ion exchange membrane 9 (where the electrolysis heat is generated) is lower than that shown in Fig. 4 Know the case of system operation. Further, the temperature distribution in the entire electrolytic cell 3 is minimized. When the electrolytic cell 3 is operated at a high current density to obtain a large amount of ozone gas from a small area, more electrolytic heat is generated; and in such a case, the cooling effect produced by the present invention proves to be quite effective.

以下實施例係闡釋本發明。然而,本發明並非受限於此等實施例。The following examples illustrate the invention. However, the invention is not limited to the embodiments.

實施例Example

作為本發明之一項實施例,係於電流密度200A/dm2下,使用如圖1所示之臭氧製造系統進行電解作用。於本實驗中,用於臭氧製造之水電解電池(如圖1中所示之3),係使用如圖2-a與圖2-b所示之電池。於圖2-a及圖2-b中,8為以存在導電性多孔材料上之臭氧產生觸媒支撐的陽極,9為全氟化碳硫酸聚合物離子交換膜,10為以鉑觸媒支撐的陰極。而,6為陽極區室框架,且12為陰極區室框架,於其上形成多數個如圖3中所說明之凹槽13。陽極電解液與陰極電解液係分別於,陽極區室1與陽極電解液氣-液體隔離塔4之間,及陰極區室2與陰極電解液氣-液體隔離塔5之間進行循環。在該陽極區室框架6與該陰極區室框架12之外部,裝備冷卻覆套16,16係供冷卻用。As an embodiment of the present invention, electrolysis is carried out using an ozone manufacturing system as shown in Fig. 1 at a current density of 200 A/dm2. In this experiment, a water electrolysis cell for ozone production (3 shown in Fig. 1) uses a battery as shown in Figs. 2-a and 2-b. In Fig. 2-a and Fig. 2-b, 8 is an anode supported by an ozone generating catalyst on a conductive porous material, 9 is a perfluorocarbon sulfate polymer ion exchange membrane, and 10 is supported by a platinum catalyst. Cathode. Whereas, 6 is the anode compartment frame, and 12 is the cathode compartment frame, on which a plurality of grooves 13 as illustrated in Fig. 3 are formed. The anolyte and the catholyte are respectively circulated between the anode compartment 1 and the anolyte gas-liquid separator 4, and between the cathode compartment 2 and the catholyte gas-liquid separator 5. Outside the anode compartment frame 6 and the cathode compartment frame 12, cooling jackets 16, 16 are provided for cooling.

於另一方面,作為一項比較實施例,係於電流密度200A/dm2下,使用如圖4所示之臭氧製造系統進行電解作用,其中陽極電解液僅在陽極區室1與陽極電解液氣-液體隔離塔4之間循環,於陰極端不具有循環系統。於此比較實施例中,亦裝設冷卻覆套16,16係供冷卻陽極區室1與陰極區室2用。On the other hand, as a comparative example, electrolysis is carried out at a current density of 200 A/dm 2 using an ozone manufacturing system as shown in FIG. 4, wherein the anolyte is only in the anode compartment 1 and the anolyte gas. - Circulating between the liquid isolation columns 4 without a circulation system at the cathode end. In this comparative embodiment, a cooling jacket 16, 16 is also provided for cooling the anode compartment 1 and the cathode compartment 2.

表1列示該實施例及該比較實施例之結果。此等結果顯示,在其中陽極電解液與陰極電解液係分別於,陽極區室1與陽極電解液氣-液體隔離塔4之間,及陰極區室2與陰極電解液氣-液體隔離塔5之間進行循環的情況下,相較於陽極電解液僅在陽極區室1與陽極電解液氣-液體隔離塔4間循環之個案,可使整個電池之溫度較低,溫度分布範圍較小,且以臭氧製造而論具有較高電流效率。Table 1 lists the results of this example and the comparative examples. These results show that the anolyte and catholyte are respectively between the anode compartment 1 and the anolyte gas-liquid isolation tower 4, and the cathode compartment 2 and the catholyte gas-liquid isolation tower 5 In the case of circulation between them, the temperature of the entire battery is lower and the temperature distribution range is smaller than the case where the anolyte is only circulated between the anode compartment 1 and the anolyte gas-liquid separation tower 4. And it has higher current efficiency in terms of ozone production.

本發明之臭氧製造系統可使陽極區室及陰極區室可藉由冷卻覆套進行冷卻,且亦藉由透過使電解電池之陽極電解液,與陰極電解液進行循環所產生的熱釋放,來進一步增進此冷卻作用。又,陽極區室及陰極區室具有垂直及平行地或呈放射狀地形成的凹槽,使能藉由氣升效應而促進陰極電解液與陽極電解液之循環,壓制於電解操作期間因熱產生造成的溫度升高,透過保持電解電池內之均勻溫度,而達到於高效率下產生臭氧氣,及延長各種構成電解電池之結構元件的壽命。The ozone manufacturing system of the present invention allows the anode compartment and the cathode compartment to be cooled by the cooling jacket, and also by the heat generated by circulating the anolyte of the electrolytic cell and the catholyte. This cooling effect is further enhanced. Further, the anode compartment and the cathode compartment have vertical and parallel or radially formed grooves, which promote circulation of the catholyte and the anolyte by the gas lift effect, and are pressed during the electrolysis operation due to heat The resulting increase in temperature, by maintaining a uniform temperature within the electrolytic cell, results in ozone gas generation at high efficiency and prolongs the life of various structural components that make up the electrolytic cell.

本申請案係主張日本專利申請案2006-215500之優先權,申請日為2006年8月8日,其教示內容完整地以引用方式納入本文。The present application claims priority from Japanese Patent Application No. 2006-215500, filed on Jan. 8, 2006, the content of which is hereby incorporated by reference.

1...陽極區室1. . . Anode compartment

2...陰極區室2. . . Cathode compartment

3...電解電池3. . . Electrolytic battery

4...陽極電解液氣-液體隔離塔4. . . Anolyte gas-liquid isolation tower

5...陰極電解液氣-液體隔離塔5. . . Catholyte gas-liquid isolation tower

6...陽極區室框架6. . . Anode compartment frame

7...O-環7. . . O-ring

8...陽極8. . . anode

9...離子交換膜9. . . Ion exchange membrane

10...陰極10. . . cathode

11...集流器11. . . Current collector

12...陰極區室框架12. . . Cathode compartment frame

13...凹槽13. . . Groove

14...臭氧氣體排放口14. . . Ozone gas discharge

15...氫氣排放口15. . . Hydrogen vent

16...冷卻覆套16. . . Cooling cover

圖1為本發明之臭氧製造系統的整體圖。Figure 1 is an overall view of the ozone manufacturing system of the present invention.

圖2-a為從本發明之電解電池3上部觀看之詳細上視圖。Fig. 2-a is a detailed top view as seen from the upper portion of the electrolytic cell 3 of the present invention.

圖2-b為從本發明之電解電池3側面觀看之詳細側視圖。Fig. 2-b is a detailed side view as seen from the side of the electrolytic cell 3 of the present invention.

圖3為本發明之陽極區室框架6與陰極區室框架12之內表面上所形成多數個凹槽13的詳細圖。3 is a detailed view of a plurality of grooves 13 formed on the inner surfaces of the anode compartment frame 6 and the cathode compartment frame 12 of the present invention.

圖4為習知系統之臭氧製造系統。Figure 4 is an ozone manufacturing system of a conventional system.

1...陽極區室1. . . Anode compartment

2...陰極區室2. . . Cathode compartment

3...電解電池3. . . Electrolytic battery

6...陽極區室框架6. . . Anode compartment frame

7...O-環7. . . O-ring

8...陽極8. . . anode

9...離子交換膜9. . . Ion exchange membrane

10...陰極10. . . cathode

11...集流器11. . . Current collector

12...陰極區室框架12. . . Cathode compartment frame

13...凹槽13. . . Groove

16...冷卻覆套16. . . Cooling cover

Claims (1)

一種臭氧製造系統,其包含全氟化碳聚合物離子交換膜9,以存在導電性多孔材料上之臭氧產生觸媒支撐的陽極8,與以緊密安裝於該離子交換膜9各面上之鉑觸媒支撐的陰極10,安裝於該陽極8背面上之陽極區室框架6,介於該陽極區室框架6內面與該陽極8背面間所形成之陽極區室1,經由集流器11安裝於該陰極10背面上之陰極區室框架12,介於該陰極區室框架12內面與該集流器11背面間所形成之陰極區室2,及冷卻覆套16,緊密安裝16以使其貼附在該陽極區室框架6,與該陰極區室框架12之外表面上,其特徵為,於用以從供給至該陽極區室1之純水來製造臭氧氣的臭氧製造電解電池3中,在該陽極區室框架6與該陰極區室框架12之內表面上形成多數個凹槽13;於該用於臭氧製造之電解電池3外面,安裝一用以將陽極電解液與,從該陽極區室1所產生之含臭氧氣體分開,的陽極電解液氣-液體隔離塔4(其連接至該陽極區室1),以及一用以將陰極電解液與,從該陰極區室2所產生之氫氧分開,的陰極電解液氣-液體隔離塔5(其連接至該陰極區室2);其中陽極電解液與陰極電解液係分別於,陽極區室1與陽極電解液氣-液體隔離塔4之間,及陰極區室2與陰極電解液氣-液體隔離塔5之間進行循環,達到增進陽極電解液與陰極電解液之冷卻效果,及以高效率製造臭氧氣。An ozone production system comprising a perfluorocarbon polymer ion exchange membrane 9 with an anode 8 supported by an ozone generating catalyst on a conductive porous material, and platinum adhered to each surface of the ion exchange membrane 9 The catalyst-supported cathode 10 is mounted on the anode compartment frame 6 on the back surface of the anode 8 and the anode compartment 1 formed between the inner surface of the anode compartment frame 6 and the back surface of the anode 8 via the current collector 11 a cathode compartment frame 12 mounted on the back surface of the cathode 10, a cathode compartment 2 formed between the inner surface of the cathode compartment frame 12 and the back surface of the current collector 11, and a cooling jacket 16 which is closely mounted 16 Attaching it to the anode compartment frame 6 and the outer surface of the cathode compartment frame 12, characterized in that it is used for the production of ozone from the pure water supplied to the anode compartment 1 to produce ozone gas. In the battery 3, a plurality of grooves 13 are formed on the inner surface of the anode compartment frame 6 and the cathode compartment frame 12; and outside the electrolytic cell 3 for ozone production, an anolyte is installed Separating the ozone-containing gas generated from the anode compartment 1 An anolyte gas-liquid isolation column 4 (which is connected to the anode compartment 1), and a catholyte gas-liquid for separating the catholyte from the hydrogen and oxygen generated from the cathode compartment 2 a separation tower 5 (which is connected to the cathode compartment 2); wherein the anolyte and catholyte are respectively between the anode compartment 1 and the anolyte gas-liquid isolation tower 4, and the cathode compartment 2 and cathode The electrolyte gas-liquid isolating column 5 is circulated to improve the cooling effect of the anolyte and the catholyte, and to produce ozone gas with high efficiency.
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