JP2003059499A - Sea water power generation method and sea water power generation device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a sea water power generation method and a sea water power generation device capable of producing electric energy from sea water by the electrochemical reaction of the sea water acting as an electrolyte. SOLUTION: This sea water power generation method is composed of (A) a step 10 forming a positive electrode using silver chloride (AgCl) as a material for reduction reaction; (B) a step 20 forming a negative electrode using pressed magnesium (Mg) or aluminum (Al) alloy as a material for oxidation reaction; (C) a step 30 fitting the positive electrode and the negative electrode to the inside of a reaction storage tank having a sea water inlet and a sea water outlet and covering a polymer separating layer between the positive electrode and the negative electrode; and (D) a step 40 introducing sea water into the reaction storage tank. This sea water power generation device produces electric energy with the positive electrode and the negative electrode from the sea water in the reaction storage tank as the electrolyte of the positive electrode and the negative electrode by causing the oxidation of Mg<+2> +2e<-> in the negative electrode to loose an electron, and causing the reduction of 2AgCl+2e<-> →2Ag+2 Cl<-> in the positive electrode to get an electron.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a seawater power generation method and a seawater power generation device, and more particularly to a seawater power generation method capable of converting seawater into electric energy by generating an electrochemical reaction by using seawater as motive energy for environmental protection. And the seawater power generation equipment.

[0002]

BACKGROUND OF THE INVENTION The use of petrochemicals such as petroleum and soot has created an industrial revolution. Although petrochemical fuels can provide the power source needed for industry, petrochemical energy can be staggered. Further, when petrochemical fuel provides power, compounds such as carbon, nitrogen, and sulfur are emitted, so that the pollution problem of global ecology is becoming serious for a long time.

In order to solve the above-mentioned energy shortage problem and environmental pollution problem of petrochemical fuel, each country in the world is working hard to research and develop new energy. Among them, the battery energy is the green energy suitable for environmental protection, and has received the most attention.

The working principle of a battery is to generate electric power by utilizing hydrogen and oxygen to perform a chemical reaction. Since the electric energy is directly converted from the chemical reaction, it has advantages such as cleaner, less pollution, and higher efficiency as compared with the conventionally known power generation system.

In view of the above problems, in order to improve the problems, the present inventor, based on his many years of experience, as a result of the day and night painstaking study, finally succeeded in developing the seawater power generation method and the seawater power generation device according to the present invention. Came to.

[0006]

[Means for Solving the Problems] As means for solving the above problems, the first aspect of the present invention is to provide a positive electrode using (A) silver chloride (AgCl) as a material for a reduction reaction in a seawater power generation method. And (B) forming a negative electrode using (B) magnesium (Mg) or aluminum (Al) alloy as a material for the oxidation reaction, and (C) in a reaction storage tank having a seawater inlet and a seawater outlet. While attaching the positive electrode and the negative electrode, a step of coating a polymer isolation layer between the positive electrode and the negative electrode, and (D) introducing seawater into the reaction storage tank, the seawater being the positive electrode in the reaction storage tank. And the electrolyte of the negative electrode, and the negative electrode, for example, causes the oxidation of Mg ⁺² + 2e- to lose electrons, while the positive electrode has,
It is a seawater power generation method characterized in that electric energy is generated from a positive electrode and a negative electrode by obtaining electrons by reducing action of gCl + 2e- → 2Ag + 2C-. According to claim 2 of the present invention, in the seawater power generation method according to claim 1, in the step (A) of forming the positive electrode, (a) a silver lump is converted into nitric acid (NHO).
After being dissolved in the solution of 3), the formed silver nitrate (AgN
Adding a sodium chloride (NaCl) powder to O3) to form a silver chloride (AgCl) precipitate;
(B) By filtering the silver chloride (AgCl) precipitate,
Performing a filtering process to remove other contaminants,
(C) a step of performing purification treatment to obtain high-purity silver chloride (AgCl); (d) a step of drying treatment to obtain high-purity silver chloride (AgCl) in a powder state; and (e) silver chloride ( (AgCl) powder high temperature melting treatment step, (f) cooling die separation treatment step,
It is characterized in that a positive electrode having a solid outer shape is formed by (g) performing a hot rolling treatment, (h) performing a pressing treatment, and (i) performing a developing treatment. , Seawater power generation method.

Further, according to claim 3 of the present invention, in the seawater power generation device, a positive electrode using silver chloride (AgCl) as a material for reduction reaction and a magnesium (Mg) or aluminum (Al) alloy as material for oxidation reaction. It consists of a negative electrode and a reaction storage tank having a seawater inlet and a seawater outlet, and the negative electrode is attached to the upper and lower sides of the reaction storage tank, and by welding one conductor to the negative electrode, the outside of the reaction storage tank The positive electrode output end protruding outside the reaction storage tank is formed by mounting the positive electrode between the upper and lower negative electrodes and welding one nickel guide plate to the positive electrode while forming the negative electrode output end protruding to the outside. By forming a polymer isolation layer between the negative electrode and the positive electrode, it is possible to prevent the occurrence of electrical contact between the negative electrode and the positive electrode, and the electrochemical reaction between the positive electrode and the negative electrode. To And converting it raised into electrical energy, it is seawater generator.

[0008]

Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

FIG. 1 shows the main steps of the seawater power generation method according to the present invention. Step 10 is silver chloride (AgCl)
To form a positive electrode using as a material for the reduction reaction.

In step 20, magnesium (Mg) or aluminum (Al) alloy is pressed to form a negative electrode made of a material for oxidation reaction.

In step 30, the positive electrode and the negative electrode are installed in the reaction storage tank. Here, a seawater inlet and a seawater outlet are provided on the side of the reaction storage tank. Then, the seawater is allowed to flow inside the reaction storage. Also,
A one-section electric seawater battery is formed by coating a polymer isolation layer between the positive electrode and the negative electrode.

Step 40 introduces seawater into the reaction storage tank. In the reaction storage tank, seawater is used as the electrolyte of the positive electrode and the negative electrode, causing an oxidation action of Mg ⁺² + 2e-in the negative electrode, while electrons are lost, while 2AgCl + 2e- → 2Ag + 2 in the positive electrode.
The reducing action of C- works and electrons are obtained. Therefore, a seawater power generation device (seawater battery) that produces electric energy from the positive electrode and the negative electrode is manufactured.

Further, as disclosed in FIG. 2, the steps of manufacturing the reduction reaction material for the positive electrode are as follows. Step 101 forms a silver chloride (AgCl) precipitate. That is, by dissolving a silver lump in a solution of nitric acid (NH03) and then adding sodium chloride (NaCl) powder to the formed silver nitrate (AgNO3), a precipitate of silver chloride (AgCl) is generated and boiled. .

Thereafter, the filtering process of step 102 is performed. That is, other contaminants are removed by filtering the silver chloride (AgCl) precipitate.

Next, a high-purity silver chloride (AgCl) is obtained by performing the purification treatment in step 103. Then, the drying process of step 104 is performed to obtain high-purity silver chloride (AgCl) in a powder state.

In step 105, the silver chloride (AgCl) powder is melted at a high temperature. After that, the mold peeling process after cooling in step 106 and the hot rolling process in step 107 are sequentially performed. Finally, by performing the pressing process in step 108 and the developing process in step 109, a positive electrode having a solid outer shape is molded.

A seawater battery will be described as an example of the seawater power generation device manufactured as described above. As shown in FIG. 3, the negative electrode 5 is positioned and mounted on the upper and lower sides of the reaction storage tank 7, respectively, and one conductive wire is welded to the negative electrode 5, so that the negative electrode 5 projects outside the reaction storage tank 7. A negative output 51 is formed. On the other hand, the positive electrode 6 is positioned and attached between the upper and lower negative electrodes 5, and a single nickel guide plate is welded to the positive electrode 6 to form a positive electrode output end 61 protruding to the outside of the reaction storage tank 7. To be done. Next, one polymer isolation layer 8 is provided between the negative electrode 5 and the positive electrode 6.
It is possible to prevent electrical contact between the negative electrode 5 and the positive electrode 6 by coating the above.

Seawater is introduced into the reaction storage tank 7 as an electrolyte for the chemical reaction. This is because seawater contains various chemical elements. For example, magnesium dichloride (MgCl2) and sodium chloride (NaCl) are chemical elements contained in seawater. And the seawater is the reaction storage tank 7.
When entering or exiting from the seawater inlet or outlet of, the negative electrode using magnesium (Mg) or aluminum (Al) alloy as the material for the oxidation reaction produces, for example, an oxidation effect of Mg → Mg ⁺² + 2e- Then, the electrons are lost and the electrons are output from the negative electrode output terminal 51. On the other hand, for example, a reduction action of 2AgCl + 2e- → 2Ag + 2Cl- acts on the positive electrode 6 using silver chloride (AgCl) as a material for the reduction reaction, and electrons are obtained and output from the positive electrode output terminal 61. Therefore, an electrochemical reaction occurs in the positive electrode 6 and the negative electrode 5,
Since it can be converted into electric energy, the electric energy of the eagle section can be obtained from the positive and negative electrode output terminals, so that it can be effectively applied to a general small power generator and power propulsion device.

Further, if several sets of seawater batteries having one section of electric energy as described above are connected in series or in parallel, a larger electric energy output can be obtained.
It can also be applied to the equipment of large power plants.

[0020]

Summarizing the above, the seawater power generation method and the seawater power generation device according to the present invention use seawater as an electrolyte,
By generating an electrochemical reaction, it can be converted into electric energy and green energy can be obtained. Therefore, it is useful for environmental protection and has an extremely high industrial utility value.

[Brief description of drawings]

FIG. 1 is a flowchart of a seawater power generation method according to the present invention.

FIG. 2 is a flowchart of a method of manufacturing a positive electrode in the seawater power generation method according to the present invention.

FIG. 3 is an explanatory diagram when the seawater power generation device according to the present invention is a seawater battery.

[Explanation of symbols]

5 Negative electrode 6 Positive electrode 7 Reaction storage tank 51 Negative output terminal 61 Positive output terminal 8 Polymer isolation layer

Continued front page    F-term (reference) 5H025 AA14 BB01 BB02 BB04 BB06                       BB11 BB17 CC11 CC16 CC22

Claims (3)

[Claims] 1. A seawater power generation method, comprising: (A) silver chloride (Ag
(C) forming a positive electrode using a reduction reaction material, (B) forming a negative electrode using a magnesium (Mg) or aluminum (Al) alloy as a material for an oxidation reaction, and (C) seawater inlet Attaching the positive electrode and the negative electrode in a reaction storage tank having a seawater outlet, and coating a polymer isolation layer between the positive electrode and the negative electrode;
The step of introducing seawater into the reaction storage tank is used as an electrolyte for the positive electrode and the negative electrode in the reaction storage tank, causing oxidation and loss of electrons in the negative electrode while reducing the positive electrode. A seawater power generation method, characterized by generating electric energy from a positive electrode and a negative electrode by acquiring electrons. 2. The seawater power generation method according to claim 1, wherein the positive electrode formation in the step (A) comprises: (a) dissolving a silver ingot in a solution of nitric acid (NHO3);
Sodium chloride (NaCl) on the formed silver nitrate (AgNO3)
By adding a powder to form a silver chloride (AgCl) precipitate, and (b) filtering the silver chloride (AgCl) precipitate,
A step of performing a filtering process for removing other contaminants; (c) a purification process for obtaining high-purity silver chloride (AgCl); and (d) a high-purity silver chloride (AgCl) in a powder state. The steps of performing a drying process to obtain, (e) performing a high-temperature melting process of silver chloride (AgCl) powder, (f) performing a mold stripping process after cooling, and (g) performing a hot rolling process. A seawater power generation method comprising: a step of performing, (h) a step of performing a pressing process, and (i) a step of performing a developing process, wherein a positive electrode having a solid external shape is molded. 3. In a seawater power generation device, a positive electrode using silver chloride (AgCl) as a material for a reduction reaction, a negative electrode using magnesium (Mg) or an aluminum (Al) alloy as a material for an oxidation reaction, and a seawater inlet and a seawater outlet. A reaction storage tank having a negative electrode is attached to the upper and lower sides of the reaction storage tank, and a single lead wire is welded to the negative electrode to form a negative electrode output end protruding to the outside of the reaction storage tank. On the other hand, the positive electrode is attached between the upper and lower negative electrodes, and a single nickel guide plate is welded to the positive electrode to form a positive electrode output end protruding outside the reaction storage tank. By covering one layer of the polymer isolation layer between them, it is possible to prevent the occurrence of electrical contact between the negative electrode and the positive electrode, and to generate an electrochemical reaction between the positive electrode and the negative electrode to generate electrical energy. A seawater power generation device characterized by conversion.