CN106711487A - Film-free heat regenerative ammonia cell and manufacturing method - Google Patents
Film-free heat regenerative ammonia cell and manufacturing method Download PDFInfo
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- CN106711487A CN106711487A CN201710208537.0A CN201710208537A CN106711487A CN 106711487 A CN106711487 A CN 106711487A CN 201710208537 A CN201710208537 A CN 201710208537A CN 106711487 A CN106711487 A CN 106711487A
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- anolyte
- copper plate
- catholyte
- runner
- plate electrode
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/18—Regenerative fuel cells, e.g. redox flow batteries or secondary fuel cells
- H01M8/184—Regeneration by electrochemical means
- H01M8/188—Regeneration by electrochemical means by recharging of redox couples containing fluids; Redox flow type batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Fuel Cell (AREA)
Abstract
The invention discloses a film-free heat regenerative ammonia cell and a manufacturing method. The film-free heat regenerative ammonia cell comprises an upper cover plate and a lower cover plate, and is characterized in that an anode copper piece electrode and a cathode copper piece electrode are arranged between the upper cover plate and the lower cover plate; the anode copper piece electrode and the cathode copper piece electrode are arranged in parallel from left to right; a gap is formed between the anode copper piece electrode and the cathode copper piece electrode; an insulating thin film is arranged at the front end of the gap; a wedge is arranged at the rear end of the gap; a gap between the insulating thin film and the wedge is a fluid flowing channel; the cathode copper piece electrode is provided with a cathode liquid flowing channel; the anode copper piece electrode is provided with an anode liquid flowing channel; the tail end of the cathode liquid flowing channel and the tail end of the anode liquid flowing channel are connected with the front end of the fluid flowing channel at the same time. By adopting the film-free heat regenerative ammonia cell disclosed by the invention, laminar flowing is formed by cathode liquid and anode liquid in a tiny channel, so that the structure of the cell is simplified; the film-free heat regenerative ammonia cell has a good application prospect.
Description
Technical field
The present invention relates to hot recycling ammonia battery, specifically related to a kind of hot recycling ammonia battery and preparation method without film.
Background technology
Hot recycling ammonia battery (Thermally Regenerative Ammonia-based Battery, TRAB) is a kind of
Reclaim the model electrochemical system electricity production technology of low-temperature waste heat.
Hot recycling ammonia battery can produce electrical potential difference using anode and cathode under different ammonia densities, and its energy derives from metal network
The formation of compound.TRAB is mainly made up of anode and negative electrode, middle to be separated with anion-exchange membrane, and cathode and anode electrode is gold
Category copper electrode.
Microfluid fuel cell is separated anode and cathode liquid using the parallel Laminar Flow in its microchannel, eliminates confrontation
The use of proton exchange, therefore also referred to as without membranous type fine fuel battery.Traditional fuel cell uses PEM, proton
Exchange membrane high cost and film it is aging, pollution a series of problems, such as it is all to be resolved, and microfluid fuel cell use without membranous type,
The a series of problems brought using PEM is solved well, and simplifies battery structure.
In recent years, the heat dissipation problem of the tiny devices such as widely using with portable electric appts, microchip is always
It is a problem demanding prompt solution, hot recycling ammonia battery has good effect in terms of Waste Heat Recovery, and its prospect is also very may be used
See.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of hot recycling ammonia battery and preparation method without film, to solve
Certainly conventional fuel cell PEM high cost, complex structure and other problems.
In order to solve the above-mentioned technical problem, the technical scheme is that, a kind of hot recycling ammonia battery without film, including upper
Cover plate and lower cover；It is characterized in that：Anode copper plate electrode and negative electrode copper plate electrode are set between upper cover plate and lower cover；Sun
Pole copper plate electrode is with negative electrode copper plate electrode by the parallel arrangement in left and right；Set seamed between anode copper plate electrode and negative electrode copper plate electrode
Gap, the front end in the gap is provided with insulation film, and the rear end in the gap is provided with chock, the gap between insulation film and chock
Constitute fluid flowing passage；Setting insulation film and chock is used to prevent electrolyte from being flowed out from the front and back ends in gap；In tough cathode
Catholyte runner is set on plate electrode, anolyte runner is set on anode copper plate electrode；The tail end and anolyte of catholyte runner
The tail end of runner is connected with the front end of fluid flowing passage simultaneously；Catholyte import is respectively provided with upper cover plate and anolyte enters
Mouthful, the catholyte import is connected with the front end of catholyte runner, and the anolyte import is connected with the front end of anolyte runner；
Mixture export is set on lower cover, and the mixture export is communicated with the rear end of fluid flowing passage.
Second technical scheme of the invention be, a kind of hot recycling ammonia battery production method without film, it is characterised in that：Bag
Include following steps：
Firstth, the hot recycling ammonia battery without film is set up, the battery includes upper cover plate and lower cover；In upper cover plate and lower cover
Between set anode copper plate electrode and negative electrode copper plate electrode；Anode copper plate electrode is with negative electrode copper plate electrode by the parallel arrangement in left and right；
Gap is provided between anode copper plate electrode and negative electrode copper plate electrode, the front end in the gap is provided with insulation film, the gap
Rear end is provided with chock, the gap between insulation film and chock is constituted fluid flowing passage；Set on negative electrode copper plate electrode
Catholyte runner, sets anolyte runner on anode copper plate electrode；The tail end of catholyte runner and the tail end of anolyte runner are same
When be connected with the front end of fluid flowing passage；Catholyte import and anolyte import, the negative electrode are respectively provided with upper cover plate
Liquid import is connected with the front end of catholyte runner, and the anolyte import is connected with the front end of anolyte runner；On lower cover
Mixture export is set, and the mixture export is communicated with the rear end of fluid flowing passage；
Secondth, anode copper plate electrode is connected with negative electrode copper plate electrode by external circuit, by catholyte and anode electricity
Solution liquid adds catholyte import and anolyte import with certain flow rate, and catholyte and anolyte pass through catholyte respectively
The front end of fluid flowing passage is flow in runner and anolyte runner；
3rd, catholyte and anolyte produce steady laminar flow, anode copper plate electrode in fluid flowing passage
Reacted with anolyte, produce electronics and copper ion, the electronics of generation to be delivered to negative electrode copper plate electrode by external circuit,
The copper ion of generation produces Cu simple substance to be deposited on negative electrode copper plate electrode surface with the Cu ions bindings in catholyte；
4th, reacted electrolyte is flowed out by mixture export.
Anolyte runner of the present invention, catholyte runner and fluid flowing passage constitute microfluid Y type channel structures.This
In structure, cathode and anode liquid enters from Y type grooves road both sides respectively, afterwards cathode and anode liquid self exfoliation shape in fluid flowing passage
Into more significant parallel laminar flow effect, cathode and anode liquid is mainly realized by the diffusion process between each laminar flow interface in liquid,
I.e. liquid stream composition crosses laminar flow interface to other side's horizontal proliferation.
The beneficial effect of a kind of hot recycling ammonia battery and preparation method without film of the present invention is：The present invention uses nothing
Membranous type hot recycling ammonia battery, anode and cathode liquid forms Laminar Flow in minim channel, simplifies battery structure；Present invention saves
Ammonia battery cost, and solve traditional ammonia battery using film that PEM brings is aging, pollution the problems such as；It is of the present invention
Without membranous type hot recycling ammonia battery, because it reclaims used heat and the advantage such as size is small, have a good application prospect.
Brief description of the drawings
Fig. 1 is a kind of hot recycling ammonia battery structure schematic diagram without film of the present invention.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the front view of Fig. 1.
Fig. 4 is the structural representation of anode copper plate electrode 2 and negative electrode copper plate electrode 6.
Fig. 5 is a kind of electric current-voltage curve of hot recycling ammonia battery without film of the present invention.
Fig. 6 is a kind of electric current-power curve of hot recycling ammonia battery without film of the present invention.
Specific embodiment
The present invention is further described specifically with reference to embodiment, but embodiments of the present invention not limited to this.
Referring to Fig. 1 to Fig. 4, a kind of hot recycling ammonia battery without film, including upper cover plate 1 and lower cover 5；In the He of upper cover plate 1
Anode copper plate electrode 2 and negative electrode copper plate electrode 6 are set between lower cover 5；Anode copper plate electrode 2 is with negative electrode copper plate electrode 6 by a left side
Right parallel arrangement；Gap 7 is provided between anode copper plate electrode 2 and negative electrode copper plate electrode 6, the front end in the gap 7 is provided with absolutely
Edge film 12, the rear end in the gap 7 is provided with chock 4, the gap between insulation film 12 and chock 4 is constituted flow of fluid and leads to
Road；Catholyte runner 9 is set on negative electrode copper plate electrode 6, anolyte runner 10 is set on anode copper plate electrode 2；Catholyte runner 9
Tail end and anolyte runner 10 tail end simultaneously be connected with the front end of fluid flowing passage；The moon is respectively provided with upper cover plate 1
Pole liquid import 3 and anolyte import 8, the catholyte import 3 are connected with the front end of catholyte runner 9, the anolyte import 8
Front end with anolyte runner 10 connects；Mixture export 11 is set on lower cover 5, and the mixture export leads to flow of fluid
The rear end in road communicates.Anolyte runner 10, catholyte runner 9 and fluid flowing passage constitute microfluid Y type channel structures.
A kind of hot recycling ammonia battery production method without film, comprises the following steps：
Firstth, the hot recycling ammonia battery without film is set up, the battery includes upper cover plate 1 and lower cover 5；In upper cover plate 1 with
Anode copper plate electrode 2 and negative electrode copper plate electrode 6 are set between cover plate 5；Anode copper plate electrode 2 is with negative electrode copper plate electrode 6 by left and right
Parallel arrangement；Gap 7 is provided between anode copper plate electrode 2 and negative electrode copper plate electrode 6, the front end in the gap 7 is provided with insulation
Film 12, the rear end in the gap 7 is provided with chock 4, the gap between insulation film 12 and chock 4 is constituted flow of fluid and leads to
Road；Catholyte runner 9 is set on negative electrode copper plate electrode 6, anolyte runner 10 is set on anode copper plate electrode 2；Catholyte runner 9
Tail end and anolyte runner 10 tail end simultaneously be connected with the front end of fluid flowing passage；The moon is respectively provided with upper cover plate 1
Pole liquid import 3 and anolyte import 8, the catholyte import 3 are connected with the front end of catholyte runner 9, the anolyte import 8
Front end with anolyte runner 10 connects；Mixture export 11 is set on lower cover 5, and the mixture export leads to flow of fluid
The rear end in road communicates；
Secondth, anode copper plate electrode 2 is connected with negative electrode copper plate electrode 6 by external circuit, by catholyte and anode
Electrolyte adds catholyte import and anolyte import with certain flow rate, and catholyte and anolyte pass through negative electrode respectively
The front end of fluid flowing passage is flow in liquid runner and anolyte runner；
3rd, catholyte and anolyte produce steady laminar flow, anode copper plate electrode 2 in fluid flowing passage
Reacted with anolyte, produce electronics and copper ion, the electronics of generation to be delivered to negative electrode copper plate electrode by external circuit
6, copper ion and the Cu ions bindings in catholyte of generation produce Cu simple substance to be deposited on the surface of negative electrode copper plate electrode 6；
4th, reacted electrolyte is flowed out by mixture export.
In a particular embodiment, catholyte is using copper nitrate and the mixed solution of ammonium nitrate；Anolyte is used
The mixed solution of copper nitrate, ammonium nitrate and ammoniacal liquor.
Operation principle of the invention is：Cathode and anode electrode of the present invention is metal copper electrode.By anolyte and negative electrode
Electrolyte is passed through from anolyte import and catholyte import simultaneously, and anolyte and catholyte are in fluid flowing passage
Produce steady laminar flow, anode copper plate electrode to be corroded by ammoniacal liquor and complex reaction occurs, produce electronics and cuprammonium-ion, generation
Electronics is delivered to negative electrode copper plate electrode 6, the Cu ion knots in the copper ion and catholyte of generation by external circuit
Close and produce Cu simple substance to be deposited on negative electrode copper plate electrode surface.Anion in cathode and anode forms ion by laminar flow interfacial migration
Electric current, it is ensured that the integrality of circuit.The reaction of anode and cathode is as follows：
Cathode reaction：
Cu2+(aq)+2e—Cu(s) E0=+0.340V
Anode reaction：
Cu(s)+4NH3(aq)—Cu(NH3)2+(aq)+2e- E0=-0.040V
As can be seen here, under standard condition, the theoretical electrical potential difference of the about 0.380V produced by reaction, electronics is determined by external circuit
Electric current is formd to transmission.Very well, due to the continuity of anode and cathode electrolyte, battery can be protected battery electricity production continuation always
Keep steady the electric working condition of fixed output quota.
Referring to Fig. 5 and Fig. 6, in same group of experiment, the method using electrolyte flow rate is changed, used 100 respectively,
500th, six kinds of 750,1000,1500,2000 μ L/min are different in flow rate observes the influence to battery performance different in flow rate.
Compare performance chart, it can be seen that employ different flow velocitys and tested.When flow velocity increases from 100uL/min
To 1500uL/min, the performance of battery has one to be obviously improved, and the peak power of battery brings up to 0.54mW from 0.176mW,
Improve 2-3 times.When flow velocity continues to increase to 2000uL/min, to 0.48mW, this is primarily due to flow velocity increase to hydraulic performance decline
The Laminar Flow in microchannel is have impact on afterwards, causes hydraulic performance decline.Illustrate that the flow velocity for improving flowing within the specific limits can
To lift the performance of microfluid hot recycling ammonia battery.
Claims (2)
1. a kind of hot recycling ammonia battery without film, including upper cover plate (1) and lower cover (5)；It is characterized in that：In upper cover plate (1)
Anode copper plate electrode (2) and negative electrode copper plate electrode (6) are set and lower cover (5) between；Anode copper plate electrode (2) and negative electrode copper sheet
Electrode (6) is by the parallel arrangement in left and right；Gap (7), the seam are provided between anode copper plate electrode (2) and negative electrode copper plate electrode (6)
The front end of gap (7) is provided with insulation film (12), and the rear end in the gap (7) is provided with chock (4), makes insulation film (12) and wedge
Gap between sub (4) constitutes fluid flowing passage；Catholyte runner (9), anode copper sheet electricity are set on negative electrode copper plate electrode (6)
Anolyte runner (10) is set on pole (2)；The tail end of catholyte runner (9) and the tail end of anolyte runner (10) are while and fluid
The front end connection of flow channel；Catholyte import (3) and anolyte import (8), the negative electrode are respectively provided with upper cover plate (1)
Liquid import (3) is connected with the front end of catholyte runner (9), and the anolyte import (8) connects with the front end of anolyte runner (10)
It is logical；Mixture export (11) is set on lower cover (5), and the mixture export is communicated with the rear end of fluid flowing passage.
2. a kind of hot recycling ammonia battery production method without film, it is characterised in that：Comprise the following steps：
Firstth, the hot recycling ammonia battery without film is set up, the battery includes upper cover plate (1) and lower cover (5)；In upper cover plate (1) and
Anode copper plate electrode (2) and negative electrode copper plate electrode (6) are set between lower cover (5)；Anode copper plate electrode (2) and negative electrode copper sheet electricity
Pole (6) is by the parallel arrangement in left and right；Gap (7), the gap are provided between anode copper plate electrode (2) and negative electrode copper plate electrode (6)
(7) front end is provided with insulation film (12), and the rear end in the gap (7) is provided with chock (4), makes insulation film (12) and chock
(4) gap between constitutes fluid flowing passage；Catholyte runner (9), anode copper plate electrode are set on negative electrode copper plate electrode (6)
(2) anolyte runner (10) is set on；The tail end of catholyte runner (9) and the tail end of anolyte runner (10) are while and fluid stream
The front end connection of dynamic passage；Catholyte import (3) and anolyte import (8), the catholyte are respectively provided with upper cover plate (1)
Import (3) is connected with the front end of catholyte runner (9), and the anolyte import (8) connects with the front end of anolyte runner (10)；
Mixture export (11) is set on lower cover (5), and the mixture export is communicated with the rear end of fluid flowing passage；
Secondth, anode copper plate electrode (2) is connected with negative electrode copper plate electrode (6) by external circuit, by catholyte and anode
Electrolyte adds catholyte import and anolyte import with certain flow rate, and catholyte and anolyte pass through negative electrode respectively
Liquid runner and anolyte flow passage are to the front end of fluid flowing passage；
3rd, catholyte and anolyte produce steady laminar flow in fluid flowing passage, anode copper plate electrode (2) with
Anolyte reacts, and produces electronics and copper ion, the electronics of generation to be delivered to negative electrode copper plate electrode by external circuit
(6), the copper ion of generation produces Cu simple substance to be deposited on negative electrode copper plate electrode (6) table with the Cu ions bindings in catholyte
Face；4th, reacted electrolyte is flowed out by mixture export.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710208537.0A CN106711487A (en) | 2017-03-31 | 2017-03-31 | Film-free heat regenerative ammonia cell and manufacturing method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710208537.0A CN106711487A (en) | 2017-03-31 | 2017-03-31 | Film-free heat regenerative ammonia cell and manufacturing method |
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| Publication Number | Publication Date |
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| CN106711487A true CN106711487A (en) | 2017-05-24 |
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| CN201710208537.0A Pending CN106711487A (en) | 2017-03-31 | 2017-03-31 | Film-free heat regenerative ammonia cell and manufacturing method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110071316A (en) * | 2019-04-26 | 2019-07-30 | 重庆大学 | The hot recycling ammonia battery and processing method constituted using discarded printed electronics wiring board |
| CN111916809A (en) * | 2020-07-14 | 2020-11-10 | 江苏理工学院 | Self-suction paper-based microfluid fuel cell stack |
| CN117317471A (en) * | 2023-10-17 | 2023-12-29 | 华北电力大学（保定） | High Seebeck coefficient parallel layer flow type micro-fluid ion thermoelectric chemical battery |
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| CN103199289A (en) * | 2013-03-14 | 2013-07-10 | 重庆大学 | Graphite-electrode-based film-free microfluid microbial battery |
| CN105355958A (en) * | 2015-10-29 | 2016-02-24 | 广州道动新能源有限公司 | Novel battery with multi-electrolyte structure realized through using microfluid technology |
| CN105406154A (en) * | 2015-10-29 | 2016-03-16 | 广州道动新能源有限公司 | Battery with multi-electrolyte-structure utilizing ion exchange membrane and microfluid technology |
| CN105762396A (en) * | 2016-03-03 | 2016-07-13 | 重庆大学 | Flat-plate heat regeneration ammonium battery adopting foam metal electrode |
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2017
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|---|---|---|---|---|
| CN103199289A (en) * | 2013-03-14 | 2013-07-10 | 重庆大学 | Graphite-electrode-based film-free microfluid microbial battery |
| CN105355958A (en) * | 2015-10-29 | 2016-02-24 | 广州道动新能源有限公司 | Novel battery with multi-electrolyte structure realized through using microfluid technology |
| CN105406154A (en) * | 2015-10-29 | 2016-03-16 | 广州道动新能源有限公司 | Battery with multi-electrolyte-structure utilizing ion exchange membrane and microfluid technology |
| CN105762396A (en) * | 2016-03-03 | 2016-07-13 | 重庆大学 | Flat-plate heat regeneration ammonium battery adopting foam metal electrode |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110071316A (en) * | 2019-04-26 | 2019-07-30 | 重庆大学 | The hot recycling ammonia battery and processing method constituted using discarded printed electronics wiring board |
| CN111916809A (en) * | 2020-07-14 | 2020-11-10 | 江苏理工学院 | Self-suction paper-based microfluid fuel cell stack |
| CN117317471A (en) * | 2023-10-17 | 2023-12-29 | 华北电力大学（保定） | High Seebeck coefficient parallel layer flow type micro-fluid ion thermoelectric chemical battery |
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Application publication date: 20170524 |
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