TW477832B - Cathodic corrosion reisting method for metallic structure, and device therefor - Google Patents

Cathodic corrosion reisting method for metallic structure, and device therefor Download PDF

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Publication number
TW477832B
TW477832B TW88117247A TW88117247A TW477832B TW 477832 B TW477832 B TW 477832B TW 88117247 A TW88117247 A TW 88117247A TW 88117247 A TW88117247 A TW 88117247A TW 477832 B TW477832 B TW 477832B
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TW
Taiwan
Prior art keywords
metal
anode
cathodic
cathode
anticorrosion
Prior art date
Application number
TW88117247A
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Chinese (zh)
Inventor
Masahiro Takahashi
Eisuke Wada
Yasuhiko Takahashi
Original Assignee
Tac Kk
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Publication date
Priority to JP09318798A priority Critical patent/JP4148373B2/en
Application filed by Tac Kk filed Critical Tac Kk
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Publication of TW477832B publication Critical patent/TW477832B/en

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Abstract

A cathodic resisting method and device for a metal structure capable of extending to a maximum range within which one anode can effect anticorrosion without an excessive anticorrosion, in such ways that a main anode and a pilot anode are mounted on a coating of a metal structure and a cathode on a metal base material of the metal structure, a preset voltage is applied to the metal structure from the pilot anode, a required anticorrosion current value for the metal structure is read from a current value of the pilot anode which changes with a change in corrosion environment of the metal structure corrosion, and a voltage applied to the main anode is increased or decreased in conjunction with the read current value.

Description

477832 A8 B8 C8 D8 經濟部智慧財產局員工消費合作社印製 六、申請專利範圍 適合之電流之流通地構成者。 4 . 一種金屬製結構物之陰極防鈾裝置,主要係由外 部電源而對於金屬製結構物予以通電流,以資防止該金屬 製結構物之腐蝕之陰極防蝕裝置,其特徵爲,具有: 安裝於上述金屬製結構物之塗膜上之主陽極及響導陽 極及 連接於上述金屬製結構物之金屬母材之陰極,及 由隨應於上述金屬結構物之腐蝕環境之變動而變化之 上述響導陽極之電流値來讀取,該由上述響導陽極而對於 上述金屬製結構物賦加規定之電壓以資實施防止腐鈾之對 象之上述金屬製結構物之防鈾電流所要量之大小,連動於 此電流値而使上述主陽極之賦加電壓上下,由而供給隨應 於上述金屬製結構物之腐蝕環境之最適合之防鈾電流之電 流控制機構者。 5 .如申請專利範圍第4項所述之金屬製結構物之陰 極防蝕裝置,其中 上述響導陽極與主陽極係不只是一對一之對應,而以 一個響導陽極之被對應於複數之主陽極者。 6 .如申請專利範圍第4項所述之金屬製結構物之陰 極防蝕裝置,其中, 再備有爲了將上述響導陽極及主陽極安裝於上述金屬 製結構物之表面之用之絕緣性兩面接合體,而介著上述絕 緣性兩面接合體而對於防蝕對象之金屬結構物上安裝各陽 極,由而自上述金屬製結構物之表面而對於上述各陽極而 (請先閲讀背面之注意事項再填寫本頁)477832 A8 B8 C8 D8 Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs 6. Scope of Patent Application Applicable to the place where the current is circulating. 4. A cathodic uranium protection device for a metal structure, which is mainly a cathodic corrosion protection device for supplying current to a metal structure from an external power source to prevent corrosion of the metal structure, and is characterized by: The main anode and the conductive anode on the coating film of the above-mentioned metal structure, and the cathode of the metal base material connected to the above-mentioned metal structure, and the above-mentioned response which changes in accordance with the change of the corrosion environment of the above-mentioned metal structure The current of the anode is read. The magnitude of the required amount of the uranium protection current of the metal structure of the object to prevent uranium decay is given by the above-mentioned conductive anode and the prescribed voltage is applied to the metal structure. This current causes the applied voltage of the main anode to rise and fall, so as to supply the most suitable current control mechanism for uranium protection according to the corrosive environment of the metal structure. 5. The cathodic anticorrosion device for metal structures as described in item 4 of the scope of the patent application, wherein the above-mentioned sounding anode and the main anode are not only one-to-one correspondence, but one sounding anode is corresponding to a plurality of main anodes. By. 6. The cathodic anticorrosion device for a metal structure as described in item 4 of the scope of the patent application, further comprising an insulating double-sided connection for mounting the above-mentioned conductive anode and main anode on the surface of the above-mentioned metal structure. Fit together, and install the anodes on the metal structure of the object to be protected through the above-mentioned insulating double-sided joints, and then from the surface of the metal structure to the anodes (please read the precautions on the back before filling (This page)

、1T - 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) -2- 477832 A8 B8 C8 D8 經濟部智慧財產局員工消費合作社印製 六、申請專利範圍 連續的形成水膜,而使之當上述金屬結構物之腐鈾條件完 整時,在於上述陽極與連接於上述金屬製結構物之金屬母 材之上述陰極之間,令最適合於防蝕之電流之可以流通者 〇 7 ·如申請專利範圍第4項所述之金屬製結構物之陰 極防蝕裝置,其中 將上述響導陽極及主陽極之機能成一體的予以設置者 〇 8 .如申請專利範圍第4項所述之金屬製結構物之陰 極防蝕裝置,其中 上述電流控制機構係,電晶體,二極體,操作放大器 ,電阻器或其他電子零件所成者。 9 .如申請專利範圍第1項所述之金屬製結構物之陰 極防蝕方法,其中上述金屬製結構物係車輛,而該賦加電 壓源係使用附屬於上述車輛之電池,及使該電池昇壓之電 子零件之組合者。 1 0 .如申請專利範圍第4項所述之金屬製結構物之 陰極防蝕裝置,其中上述金屬製結構物係車輛,而該賦加 電壓源係使用附屬於上述車輛之電池,及使該電池昇壓之 電子零件之組合者。 1 1 · 一種金屬製結構物之陰極防鈾方法,將該防鈾 對象之金屬製結構物之塗裝乃以下層係通常之絕緣性塗料 ,最上層係使用導電性塗料而成之組合而爲之,而在完成 了塗裝之上述金屬製結構物上適用了上述申請專利範圍第 (請先閱讀背面之注意事項再填寫本頁) 4t». 丁 瞻 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) _ 3 - 477832 A8 B8 C8 D8 經濟部智慧財產局員工消費合作社印製 々、申請專利範圍 1項乃至第3項所述之其中之一之陰極防蝕方法爲其特徵 者。 1 2 · —種金屬製結構物之陰極防蝕方法,將該防蝕 對象之金屬製結構物之塗裝乃以下層係通常之絕緣性塗料 ,最上層係使用fiji性塗料,同時中間層爲導電性塗料而 成之組合而爲之,而在完成了塗裝之上述金屬製結構物上 適用了上述申請專利範圍第1項乃至第3項所述之其中之 一之陰極防蝕方法爲其特徵者。 1 3 . —種金屬製結構物之陰極防鈾方法,主要係自 外部電源而對於金屬製構造物予以通電流,以資防止該金 屬製構造物之腐鈾之陰極防鈾方法,其特徵爲: 上述金屬製結構物係配水管,在該配水管之內部安裝 陽極同時對於該配水管之金屬母材安裝陰極,對於上述陽 極與上述陰極之間賦加電壓由而在上述配水管之內部流通 規定之電流者。 1 4 ·如申請專利範圍第1 3項所述之金屬製結構物 之陰極防蝕方法,其中,經時的令上述陽極及陰極之極性 ,由而經時的溶解去除形成於電極表面之被膜者。 1 5 · —種金屬製結構物之陰極防蝕裝置,主要係, 由外部電源而對於金屬製結構物通電流,以資防止該金屬 製結構物之腐蝕之陰極防蝕裝置,其特徵爲,具有: 安裝於做爲上述金屬製結構物之配水管之內部之陽極 ,及 安裝於上述配水管之金屬母材之陰極,及 (請先聞讀背面之注意事項存填寫本頁)、 1T-This paper size is applicable to Chinese National Standard (CNS) A4 specification (210X297mm) -2- 832832 A8 B8 C8 D8 When the uranium decay condition of the above metal structure is complete, it lies between the above anode and the above cathode of the metal base material connected to the above metal structure, so that the current most suitable for corrosion prevention can be circulated. The cathodic anticorrosion device of the metal structure described in the fourth item of the patent application, wherein the function of the above-mentioned conductive anode and the main anode is integrated. 8 The metal structure described in the fourth item of the patent application Cathodic anticorrosion device for objects, in which the above-mentioned current control mechanism system, transistor, diode, operation amplifier, resistor or other electronic parts are formed. 9. The cathodic corrosion prevention method for a metal structure as described in item 1 of the scope of the patent application, wherein the metal structure is a vehicle, and the applied voltage source is a battery attached to the vehicle, and the battery is raised. Combination of electronic components. 10. The cathodic corrosion prevention device for a metal structure as described in item 4 of the scope of the patent application, wherein the metal structure is a vehicle, and the applied voltage source is a battery attached to the vehicle, and the battery is Combination of boosted electronic parts. 1 1 · A cathodic uranium protection method for a metal structure. The coating of the metal structure of the uranium protection object is a conventional insulating coating with the upper layer being a combination of conductive coatings. In addition, the above-mentioned patent application scope applies to the above-mentioned metal structures that have been painted (please read the precautions on the back before filling out this page) 4t ». Ding Zhan This paper size applies Chinese National Standards (CNS) A4 specifications (210X297 mm) _ 3-477832 A8 B8 C8 D8 Characterized by the cathodic corrosion protection method printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs and applying for one of the patent scopes 1 to 3 . 1 2-A cathodic corrosion protection method for metal structures. The coating of the metal structure of the object to be protected is the usual insulating coating, the top layer is fiji coating, and the middle layer is conductive. It is a combination of paints, and the cathodic anticorrosion method described in item 1 or item 3 of the above-mentioned patent application range is applied to the above-mentioned metal structure that has been painted as a feature. 1 3. A cathodic uranium protection method for a metal structure, which is mainly a method for applying a current to a metal structure from an external power source to prevent the metal structure from decaying uranium, and is characterized by: : The above metal structure is a water distribution pipe. An anode is installed inside the water distribution pipe and a cathode is installed to the metal base material of the water distribution pipe. A voltage is applied between the anode and the cathode to circulate inside the water distribution pipe. Regulated current. 1 4 · The method for cathodic corrosion prevention of metal structures as described in item 13 of the scope of patent application, wherein the polarity of the anode and the cathode is caused to dissolve and remove the film formed on the surface of the electrode over time. . 1 5 · A cathodic corrosion prevention device for a metal structure, which is mainly a cathodic corrosion prevention device for supplying electric current to a metal structure from an external power source to prevent corrosion of the metal structure, which is characterized by: The anode installed inside the water distribution pipe as the above-mentioned metal structure, and the cathode of the metal base material installed above the water distribution pipe, and (please read the precautions on the back and save this page)

---^ 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) -4- 477832 A8 B8 C8 D8 經濟部智慧財產局員工消費合作社印製 六、申請專利範圍 對於上述陽極與上述陰極之間賦加電壓,而在該配水 管之內部流通規定之電流之電流控制機構而構成者。 1 6 .如申請專利範圍第1 5項所述之金屬製結構物 之陰極防蝕裝置,其中上述電流控制機構乃爲了經時的溶 解去除形成於電極表面之被膜起見,具有使上述陽極及陰 極之極性予以逆轉之機能者。 1 7 . —種金屬製結構物之陰極防蝕方法,主要係由 外部電源而對於金屬製結構物通電流,以資防止該金屬製 結構物之腐鈾之陰極防蝕方法,其特徵爲, · 上述金屬製結構物係金屬槽,在該金屬槽之內部安裝 陽極,同時在該金屬槽之金屬母材上安裝了陰極,在上述 陽極與上述陰極之間賦加電壓,而在該金屬槽之內部流通 規定之電流者。 1 8 .如申請專利範圍第1 7項所述之金屬製結構物 之陰極防蝕方法,其中經時的令上述陽極及陰極之極性予 以逆轉,由而溶解去除形成於電極表面之被膜者。 1 9 . 一種金屬製結構物之陰極防鈾裝置,主要係由 外部電源而對於金屬製結構物通電流,以資防止該金屬製 結構物之腐鈾之陰極防蝕裝置,其特徵爲,具有: 安裝於做爲上述金屬製結構物之金屬槽之內部之陽極 ,及 安裝於上述金屬槽之金屬母材之陰極,及 對於上述陽極與上述陰極之間賦予電壓,以資在該金 屬槽之內部流通規定之電流之電流控制機構而構成者。 (請先閱讀背面之注意事項再填寫本頁)--- ^ This paper size applies to Chinese National Standard (CNS) A4 (210X297 mm) -4- 832 832 A8 B8 C8 D8 Printed by the Consumers' Cooperative of Intellectual Property Bureau of the Ministry of Economic Affairs 6. Scope of patent application A current control mechanism that applies a voltage between them and circulates a predetermined current in the water distribution pipe. 16. The cathode anticorrosion device for a metal structure as described in Item 15 of the scope of the patent application, wherein the current control mechanism is provided for dissolving and removing the film formed on the surface of the electrode over time, and has the anode and the cathode A person whose polarity is reversed. 17. A cathodic corrosion prevention method for metal structures, which is mainly a method for cathodic corrosion prevention of uranium-corrosion of metal structures by an external power source to pass current to the metal structures, which is characterized by: A metal structure is a metal tank. An anode is installed inside the metal tank, and a cathode is installed on the metal base material of the metal tank. A voltage is applied between the anode and the cathode, and the inside of the metal tank is applied. Those who circulate the required current. 18. The method for preventing corrosion of a cathode made of a metal structure as described in item 17 of the scope of the patent application, wherein the polarity of the anode and the cathode is reversed over time, thereby dissolving and removing the film formed on the surface of the electrode. 19. A cathodic uranium protection device for a metal structure, which is mainly a cathodic corrosion protection device for preventing the metal structure from decaying uranium, by passing an electric current to the metal structure, which is characterized by: An anode installed inside the metal tank serving as the above-mentioned metal structure, a cathode installed in the metal base material of the above metal tank, and a voltage applied between the anode and the above cathode to be provided inside the metal tank It is constituted by a current control mechanism that circulates a predetermined current. (Please read the notes on the back before filling this page)

本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公嫠) _ 5 - 477832 A8 B8 C8 D8 _ 六、申請專利範圍 2 〇 .如申請專利範圍第1 9項所述之金屬製結構物 之陰極防鈾裝置,其中上述電流控制機構乃爲了經時的溶 解去除形成於電極表面之被膜起見,具有使上述陽極及陰 極之極性予以逆轉之機能者。 (請先閲讀背面之注意事項再填寫本頁)This paper size applies to the Chinese National Standard (CNS) A4 specification (210X297 cm) _ 5-477832 A8 B8 C8 D8 _ VI. Scope of patent application 2 The cathode uranium protection device, in which the current control mechanism is capable of reversing the polarity of the anode and the cathode in order to remove the film formed on the surface of the electrode over time. (Please read the notes on the back before filling this page)

訂 經濟部智慧財產局員工消費合作社印製 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) _ 6 -Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs This paper size applies to the Chinese National Standard (CNS) A4 specification (210X297 mm) _ 6-

TW88117247A 1998-04-06 1999-10-06 Cathodic corrosion reisting method for metallic structure, and device therefor TW477832B (en)

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JP09318798A JP4148373B2 (en) 1998-04-06 1998-04-06 Cathodic protection method and apparatus for metal structures

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6506295B1 (en) 1999-10-06 2003-01-14 Jonan Co., Ltd. Cathodic protection method and device for metal structure
KR100380113B1 (en) * 2000-05-20 2003-04-16 아키정보기술(주) A Corrosion Prediction System of Underground Metallic Structures and it's Analysis Method
JP3380985B2 (en) * 2001-02-14 2003-02-24 英夫 森 Electrodes in cathodic protection system with external power supply
US6562201B2 (en) 2001-06-08 2003-05-13 Applied Semiconductor, Inc. Semiconductive polymeric system, devices incorporating the same, and its use in controlling corrosion
KR100485953B1 (en) * 2002-12-13 2005-05-06 한국전력기술 주식회사 Method for cathodic protection for metal structure

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