CN102544556A - Flow battery system with complementary energy recycling devices and method for recycling complementary energy - Google Patents
Flow battery system with complementary energy recycling devices and method for recycling complementary energy Download PDFInfo
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- CN102544556A CN102544556A CN2012100573057A CN201210057305A CN102544556A CN 102544556 A CN102544556 A CN 102544556A CN 2012100573057 A CN2012100573057 A CN 2012100573057A CN 201210057305 A CN201210057305 A CN 201210057305A CN 102544556 A CN102544556 A CN 102544556A
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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- Y02E60/30—Hydrogen technology
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Abstract
The invention discloses a flow battery system with complementary energy recycling devices and a method for recycling the complementary energy. The flow battery system comprises a galvanic pile, an anode storage tank and a cathode storage tank, wherein the anode storage tank and the cathode storage tank are integrated and separated by a cathode and anode separation plate; the anode storage tank is connected with an anode liquid supply pump through a liquid supply pipeline; the anode liquid supply pump is connected with a heat exchanger; the heat exchanger is connected with an anode of the galvanic pile; the galvanic pile is connected with an anode electrolyte inlet on the anode storage tank; the cathode storage tank is connected with a cathode liquid supply pump through another liquid supply pipeline; the cathode liquid supply pump is connected with a cathode of the galvanic pile; the galvanic pile is connected with the cathode storage tank through a liquid discharging pipeline; and the complementary energy recycling devices are arranged in the anode storage tank and the cathode storage tank. According to the flow battery system, a flow battery can be effectively prevented from self-discharging, and has the advantage of simple system structure; and furthermore, the system power consumption is low, and the efficiency and the stability are high.
Description
Technical field
The present invention relates to a kind of with the complementary energy retracting device the flow battery system and reclaim the method for complementary energy, belong to the flow battery field.
Background technology
In the prior art,, have to have extended cycle life little characteristics affected by environment owing to zinc bromine flow battery can overcome the defective that traditional lead acid batteries exists on performance and environment.Therefore increasing people begins one's study and produces zinc bromine flow battery, but at present zinc bromine flow battery technology that is that all right is ripe, also have a lot of problems.
Existing zinc bromine flow battery is when charging, and positive pole produces simple substance bromine.Self discharge with the reaction of simple substance zinc, takes place in the middle of leaking into negative pole from the micropore of battery diaphragm easily in simple substance bromine, and the energy content of battery is reduced.Therefore be employed in the way that adds compounding ingredient in the anodal electrolyte usually, anodal bromine simple substance generates the bromine complex, reduces the probability that it penetrates barrier film, and current efficiency is improved greatly.
When discharge,, in the solution that leaves standstill, tend to phase-splitting because of the density ratio because bromine complex and electrolyte density have big difference.Therefore, in traditional handicraft, be generally the bromine complex and dispose solution feed pump separately, to guarantee that pile can discharge smoothly.Its shortcoming is to dispose solution feed pump separately system power dissipation is risen, and efficiency descends, and the system complex degree is increased, and stability reduces.
Summary of the invention
The objective of the invention is to; Provide a kind of with the flow battery system of complementary energy retracting device and the method for recovery complementary energy, it can effectively prevent the self discharge of zinc bromine flow battery, and has the simple advantage of system configuration; And system power dissipation is low, and efficiency is high with stability.
Technical scheme of the present invention: a kind of flow battery system with the complementary energy retracting device, comprise pile, negative pole storage tank and anodal storage tank, negative pole storage tank and anodal storage tank are the integrated design, and negative pole storage tank and anodal storage tank separate through the both positive and negative polarity dividing plate; The negative pole storage tank is connected with the negative pole solution feed pump through the feed flow pipeline, and the negative pole solution feed pump is connected with heat exchanger, and heat exchanger is connected with the negative pole of pile, and pile passes through drain line and is connected with negative pole electrolyte entrance on the negative pole storage tank; Anodal solution feed pump is connected with anodal solution feed pump through the feed flow pipeline, and anodal solution feed pump is connected with the positive pole of pile, and pile is connected with anodal storage tank through drain line; Be equipped with the complementary energy retracting device in negative pole storage tank and the anodal storage tank.
In the flow battery system of aforesaid band complementary energy retracting device; Complementary energy retracting device in the said anodal storage tank comprises electrolyte return pipe A, electrolyte pressure recover A and electrolyte jet A; Two symmetrically arranged electrolyte return pipe A are connected with drain line on the pile; Electrolyte pressure recover A is arranged on the middle part of electrolyte return pipe A, and electrolyte jet A is arranged on the afterbody of electrolyte return pipe A.
In the flow battery system of aforesaid band complementary energy retracting device, electrolyte return pipe A is shaped as serpentine, and the angle a at first turning of electrolyte return pipe A is 0 °～90 °, and the angle beta at second turning of electrolyte return pipe A is 0 °～90 °.
In the flow battery system of aforesaid band complementary energy retracting device, electrolyte return pipe A is shaped as serpentine, and the angle a at first turning of electrolyte return pipe A is 45 °, and the angle beta at second turning of electrolyte return pipe A is 60 °.
In the flow battery system of aforesaid band complementary energy retracting device; Complementary energy retracting device in the negative pole storage tank comprises electrolyte return pipe B, discharging tube, electrolyte pressure recover B, energy gangbar, anodal pressurizer, reducer pipe and electrolyte jet B; Electrolyte return pipe B is located in the negative pole storage tank; The end of electrolyte return pipe B is connected with the negative pole electrolyte entrance; The other end is connected with electrolyte pressure recover B, and electrolyte pressure recover B is provided with discharging tube, and anodal pressurizer is located in the anodal storage tank; Electrolyte pressure recover B is connected with anodal pressurizer through the energy gangbar through the both positive and negative polarity dividing plate, and anodal pressurizer is connected with electrolyte jet B through reducer pipe.
A kind of method of flow battery system recoveries complementary energy of aforesaid band complementary energy retracting device; Complementary energy in the anodal storage tank reclaims; After reacting, anodal electrolyte gets into electrolyte return pipe A; Behind the electrolyte pressure recover A pressure recovery in the electrolyte return pipe A anodal electrolyte is sprayed from electrolyte jet A, and stir the electrolyte in the anodal storage tank;
Complementary energy in the negative pole storage tank reclaims; Negative pole electrolyte gets into electrolyte return pipe B from the negative pole electrolyte entrance, and to electrolyte pressure recover B acting, is discharged by discharging tube then; Negative pole electrolyte passes to anodal pressurizer to the energy that electrolyte pressure recover B produces through the energy gangbar; After anodal electrolyte pressurizes, get into reducer pipe in anodal pressurizer, finally through electrolyte jet B ejection.
Compared with prior art, the present invention is provided with the complementary energy retracting device, and effectively the complementary energy of recovery system need not to be provided with separately solution feed pump, has simplified system greatly, has reduced the power consumption of system, and the efficiency of system is significantly promoted.
The present invention can effectively prevent the self discharge of zinc bromine flow battery; Get into electrolyte return pipe A8 after anodal electrolyte reacts, behind the electrolyte pressure recover A9 pressure recovery in the electrolyte return pipe A8 anodal electrolyte is sprayed with the speed that is not less than 0.1m/s from electrolyte jet A10;
Negative pole electrolyte gets into electrolyte return pipe B14 from negative pole electrolyte entrance 13; And electrolyte pressure recover B15 done work; Discharged by discharging tube 12 then, negative pole electrolyte passes to anodal pressurizer 17 to the energy that electrolyte pressure recover B15 produces through energy gangbar 16, after anodal electrolyte pressurizes in anodal pressurizer 17; Get into reducer pipe 18, finally spray with the speed that is not less than 0.1m/s through electrolyte jet B19.The electrolyte of ejection forms stable circulation (of Fig. 5) in anodal storage tank 6, and wash away the bromine complex that is deposited in tank bottom, under lift and hydrodynamic effect, the bromine complex is suspended, and and keeps suspended state.
In charging process, a large amount of bromine simple substance of anodal generation, wherein a part reacts with compounding ingredient, generates complex.But receive the influence of chemical balance; Raising along with bromine complex concentration in pile and the pipeline; Make the respond of compounding ingredient and simple substance bromine descend; Cause still having a spot of simple substance bromine to exist with free state, this part simple substance bromine penetrates barrier film easily in GND electrolyte in cyclic process, reacts with simple substance zinc and causes more serious self discharge.Simple substance bromine volatilizees simultaneously, can from the electrolyte liquid-phase system, break away to gas phase, causes the irreversible capacitance loss of system, and the rising of bromine dividing potential drop brings pressure also for pipeline and environment in the gas phase simultaneously.Utilize complementary energy to reclaim and carry out the fluid power stirring; Not being engaged simple substance bromine that agent catches in the charging process is sprayed by electrolyte outlet and goes out; After reacting with higher flow velocity and the compounding ingredient in the storage tank, disperse rapidly, guarantee near the high concentration boundary layer that outlet, does not produce the bromine complex; Increased the contact area of simple substance bromine and compounding ingredient simultaneously, made compounding ingredient more thorough the seizure of bromine.
When discharge, reduction reaction takes place in the bromine complex near anode electrode, and promptly simple substance bromine gets electronics and generates bromide ion; Compounding ingredient is come back to by organic facies in the middle of the water, forms the solution of homogeneous, makes taphole place viscosity compare with the porch; Viscosity decreases; Therefore the jet energy at jet place is higher than charging, and this moment, the electrolyte tank bottom aqueous phase was more abundant with mixing of organic facies, remains the water and the organic facies mixed solution of a certain homogeneous ratio near the assurance electrolyte entrance place; And along with the intensification of degree of discharge, this ratio maintains a relatively stable state always.
Be illustrated in figure 5 as zinc bromine flow battery system's electrolyte water and organic facies component ratio graph of a relation.Visible from figure, in the pile running, the mixed solution that is always organic facies and water of anodal electrolyte porch suction, and the accounting of organic facies remains between 33%～41%, and relatively stable.
Description of drawings
Fig. 1 is a flow battery system configuration sketch map;
Fig. 2 is the structural representation of complementary energy retracting device in the anodal storage tank;
Fig. 3 is the structural representation of complementary energy retracting device in the negative pole storage tank;
Fig. 4 can reclaim principle schematic for pressure;
Fig. 5 is an electrolyte mixing effect sketch map;
Fig. 6 is zinc bromine flow battery system's electrolyte water and organic facies component ratio graph of a relation.
Being labeled as in the accompanying drawing: 1-pile, 2-heat exchanger, 3-negative pole solution feed pump, the anodal solution feed pump of 4-, 5-negative pole storage tank; The anodal storage tank of 6-, 7-complementary energy retracting device, 8-electrolyte return pipe A, 9-electrolyte pressure recover A, 10-electrolyte jet A; 11-both positive and negative polarity dividing plate, 12-discharging tube, 13-negative pole electrolyte entrance, 14-electrolyte return pipe B, 15-electrolyte pressure recover B; 16-energy gangbar, the anodal pressurizer of 17-, 18-reducer pipe, 19-electrolyte jet B.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is further described.
Embodiments of the invention 1: as shown in Figure 1; A kind of flow battery system with the complementary energy retracting device; Comprise pile 1, negative pole storage tank 5 and anodal storage tank 6, negative pole storage tank 5 is the integrated design with anodal storage tank 6, and negative pole storage tank 5 separates through both positive and negative polarity dividing plate 11 with anodal storage tank 6; Negative pole storage tank 5 is connected with negative pole solution feed pump 3 through the feed flow pipeline, and negative pole solution feed pump 3 is connected with heat exchanger 2, and heat exchanger 2 is connected with the negative pole of pile 1, and pile 1 passes through drain line and is connected with negative pole electrolyte entrance 13 on the negative pole storage tank 5; Anodal solution feed pump 4 is connected with anodal solution feed pump 4 through the feed flow pipeline, and anodal solution feed pump 4 is connected with the positive pole of pile 1, and pile 1 is connected with anodal storage tank 6 through drain line; Be equipped with complementary energy retracting device 7 in negative pole storage tank 5 and the anodal storage tank 6.
As shown in Figure 2; Complementary energy retracting device 7 in the anodal storage tank 6 comprises electrolyte return pipe A8, electrolyte pressure recover A9 and electrolyte jet A10; Two symmetrically arranged electrolyte return pipe A8 are connected with drain line on the pile 1; Electrolyte pressure recover A9 is arranged on the middle part of electrolyte return pipe A8, and electrolyte jet A10 is arranged on the afterbody of electrolyte return pipe A8.
Electrolyte return pipe A8 is shaped as serpentine, and the angle a at first turning of electrolyte return pipe A8 is 0 °, and the angle beta at second turning of electrolyte return pipe A8 is 0 °.
As shown in Figure 3; Complementary energy retracting device 7 in the negative pole storage tank 5 comprises electrolyte return pipe B14, discharging tube 12, electrolyte pressure recover B15, energy gangbar 16, anodal pressurizer 17, reducer pipe 18 and electrolyte jet B19; Electrolyte return pipe B14 is located in the negative pole storage tank 5; The end of electrolyte return pipe B14 is connected with negative pole electrolyte entrance 13; The other end is connected with electrolyte pressure recover B15, and electrolyte pressure recover B15 is provided with discharging tube 12, and anodal pressurizer 17 is located in the anodal storage tank 6; Electrolyte pressure recover B15 is connected with anodal pressurizer 17 through the energy gangbar 16 through both positive and negative polarity dividing plate 11, and anodal pressurizer 17 is connected with electrolyte jet B19 through reducer pipe 18.
A kind of method of flow battery system recoveries complementary energy of aforementioned band complementary energy retracting device; Complementary energy in the anodal storage tank 6 reclaims; After reacting, anodal electrolyte gets into electrolyte return pipe A8; Behind the electrolyte pressure recover A9 pressure recovery in the electrolyte return pipe A8 anodal electrolyte is sprayed from electrolyte jet A10, and stir the electrolyte in the anodal storage tank 6;
Complementary energy in the negative pole storage tank 5 reclaims; Negative pole electrolyte gets into electrolyte return pipe B14 from negative pole electrolyte entrance 13, and to electrolyte pressure recover B15 acting, is discharged by discharging tube 12 then; Negative pole electrolyte passes to anodal pressurizer 17 to the energy that electrolyte pressure recover B15 produces through energy gangbar 16; After anodal electrolyte pressurizes, get into reducer pipe 18 in anodal pressurizer 17, finally through electrolyte jet B19 ejection.
Embodiments of the invention 2: as shown in Figure 1; A kind of flow battery system with the complementary energy retracting device; Comprise pile 1, negative pole storage tank 5 and anodal storage tank 6, negative pole storage tank 5 is the integrated design with anodal storage tank 6, and negative pole storage tank 5 separates through both positive and negative polarity dividing plate 11 with anodal storage tank 6; Negative pole storage tank 5 is connected with negative pole solution feed pump 3 through the feed flow pipeline, and negative pole solution feed pump 3 is connected with heat exchanger 2, and heat exchanger 2 is connected with the negative pole of pile 1, and pile 1 passes through drain line and is connected with negative pole electrolyte entrance 13 on the negative pole storage tank 5; Anodal solution feed pump 4 is connected with anodal solution feed pump 4 through the feed flow pipeline, and anodal solution feed pump 4 is connected with the positive pole of pile 1, and pile 1 is connected with anodal storage tank 6 through drain line; Be equipped with complementary energy retracting device 7 in negative pole storage tank 5 and the anodal storage tank 6.
As shown in Figure 2; Complementary energy retracting device 7 in the anodal storage tank 6 comprises electrolyte return pipe A8, electrolyte pressure recover A9 and electrolyte jet A10; Two symmetrically arranged electrolyte return pipe A8 are connected with drain line on the pile 1; Electrolyte pressure recover A9 is arranged on the middle part of electrolyte return pipe A8, and electrolyte jet A10 is arranged on the afterbody of electrolyte return pipe A8.
Electrolyte return pipe A8 is shaped as serpentine, and the angle a at first turning of electrolyte return pipe A8 is 45 °, and the angle beta at second turning of electrolyte return pipe A8 is 60 °.
As shown in Figure 3; Complementary energy retracting device 7 in the negative pole storage tank 5 comprises electrolyte return pipe B14, discharging tube 12, electrolyte pressure recover B15, energy gangbar 16, anodal pressurizer 17, reducer pipe 18 and electrolyte jet B19; Electrolyte return pipe B14 is located in the negative pole storage tank 5; The end of electrolyte return pipe B14 is connected with negative pole electrolyte entrance 13; The other end is connected with electrolyte pressure recover B15, and electrolyte pressure recover B15 is provided with discharging tube 12, and anodal pressurizer 17 is located in the anodal storage tank 6; Electrolyte pressure recover B15 is connected with anodal pressurizer 17 through the energy gangbar 16 through both positive and negative polarity dividing plate 11, and anodal pressurizer 17 is connected with electrolyte jet B19 through reducer pipe 18.
A kind of method of flow battery system recoveries complementary energy of aforementioned band complementary energy retracting device; Complementary energy in the anodal storage tank 6 reclaims; After reacting, anodal electrolyte gets into electrolyte return pipe A8; Behind the electrolyte pressure recover A9 pressure recovery in the electrolyte return pipe A8 anodal electrolyte is sprayed from electrolyte jet A10, and stir the electrolyte in the anodal storage tank 6;
Complementary energy in the negative pole storage tank 5 reclaims; Negative pole electrolyte gets into electrolyte return pipe B14 from negative pole electrolyte entrance 13, and to electrolyte pressure recover B15 acting, is discharged by discharging tube 12 then; Negative pole electrolyte passes to anodal pressurizer 17 to the energy that electrolyte pressure recover B15 produces through energy gangbar 16; After anodal electrolyte pressurizes, get into reducer pipe 18 in anodal pressurizer 17, finally through electrolyte jet B19 ejection.
Embodiments of the invention 3: as shown in Figure 1; A kind of flow battery system with the complementary energy retracting device; Comprise pile 1, negative pole storage tank 5 and anodal storage tank 6, negative pole storage tank 5 is the integrated design with anodal storage tank 6, and negative pole storage tank 5 separates through both positive and negative polarity dividing plate 11 with anodal storage tank 6; Negative pole storage tank 5 is connected with negative pole solution feed pump 3 through the feed flow pipeline, and negative pole solution feed pump 3 is connected with heat exchanger 2, and heat exchanger 2 is connected with the negative pole of pile 1, and pile 1 passes through drain line and is connected with negative pole electrolyte entrance 13 on the negative pole storage tank 5; Anodal solution feed pump 4 is connected with anodal solution feed pump 4 through the feed flow pipeline, and anodal solution feed pump 4 is connected with the positive pole of pile 1, and pile 1 is connected with anodal storage tank 6 through drain line; Be equipped with complementary energy retracting device 7 in negative pole storage tank 5 and the anodal storage tank 6.
As shown in Figure 2; Complementary energy retracting device 7 in the anodal storage tank 6 comprises electrolyte return pipe A8, electrolyte pressure recover A9 and electrolyte jet A10; Two symmetrically arranged electrolyte return pipe A8 are connected with drain line on the pile 1; Electrolyte pressure recover A9 is arranged on the middle part of electrolyte return pipe A8, and electrolyte jet A10 is arranged on the afterbody of electrolyte return pipe A8.
Electrolyte return pipe A8 is shaped as serpentine, and the angle a at first turning of electrolyte return pipe A8 is 90 °, and the angle beta at second turning of electrolyte return pipe A8 is 90 °.
As shown in Figure 3; Complementary energy retracting device 7 in the negative pole storage tank 5 comprises electrolyte return pipe B14, discharging tube 12, electrolyte pressure recover B15, energy gangbar 16, anodal pressurizer 17, reducer pipe 18 and electrolyte jet B19; Electrolyte return pipe B14 is located in the negative pole storage tank 5; The end of electrolyte return pipe B14 is connected with negative pole electrolyte entrance 13; The other end is connected with electrolyte pressure recover B15, and electrolyte pressure recover B15 is provided with discharging tube 12, and anodal pressurizer 17 is located in the anodal storage tank 6; Electrolyte pressure recover B15 is connected with anodal pressurizer 17 through the energy gangbar 16 through both positive and negative polarity dividing plate 11, and anodal pressurizer 17 is connected with electrolyte jet B19 through reducer pipe 18.
A kind of method of flow battery system recoveries complementary energy of aforementioned band complementary energy retracting device; Complementary energy in the anodal storage tank 6 reclaims; After reacting, anodal electrolyte gets into electrolyte return pipe A8; Behind the electrolyte pressure recover A9 pressure recovery in the electrolyte return pipe A8 anodal electrolyte is sprayed from electrolyte jet A10, and stir the electrolyte in the anodal storage tank 6;
Complementary energy in the negative pole storage tank 5 reclaims; Negative pole electrolyte gets into electrolyte return pipe B14 from negative pole electrolyte entrance 13, and to electrolyte pressure recover B15 acting, is discharged by discharging tube 12 then; Negative pole electrolyte passes to anodal pressurizer 17 to the energy that electrolyte pressure recover B15 produces through energy gangbar 16; After anodal electrolyte pressurizes, get into reducer pipe 18 in anodal pressurizer 17, finally through electrolyte jet B19 ejection.
As shown in Figure 4, the formula below storage tank self-energy yield adopts calculates:
Each representative of letter in the following formula:
ρ-density of electrolyte, kgm
3
Δ V-circulate electrolyte amount, m
3
v
2Electrolyte flow rate after the-energy recuperation, ms
v
1Electrolyte flow rate before the-energy recuperation, ms
h
2The liquid level of electrolyte after the-energy recuperation, m
h
1The liquid level of electrolyte before the-energy recuperation, m
G-acceleration of gravity, ms
2
η-gross energy organic efficiency, %
Before and after the energy recuperation liquid level difference hour, i.e. h
2-h
1≈ 0, and above-mentioned formula can be reduced to:
System is an example with 20kW zinc bromine flow battery, and the time of discharging and recharging is 6 hours, so the electrolyte volume is about 800L.Between the pile for being connected in parallel.Through measuring, anodal electrolyte flow rate is 2.1m/s in the pipeline of main line.The negative pole electrolyte flow rate is 3.8m/s, and after to 9 actings of complementary energy recover, flow velocity drops to 0.6m/s.The gross energy organic efficiency is 75%, and the energy loss item is resistance of ducting item, energy transmission loss etc.
Bring data into, can know that the electrolyte recuperated energy is 3.33KJ after the every circulation primary of electrolyte.
Claims (6)
1. flow battery system with the complementary energy retracting device; Comprise pile (1), negative pole storage tank (5) and anodal storage tank (6); It is characterized in that: negative pole storage tank (5) and anodal storage tank (6) are the integrated design, and negative pole storage tank (5) and anodal storage tank (6) separate through both positive and negative polarity dividing plate (11); Negative pole storage tank (5) is connected with negative pole solution feed pump (3) through the feed flow pipeline; Negative pole solution feed pump (3) is connected with heat exchanger (2); Heat exchanger (2) is connected with the negative pole of pile (1), and pile (1) is connected with negative pole electrolyte entrance (13) on the negative pole storage tank (5) through drain line; Anodal solution feed pump (4) is connected with anodal solution feed pump (4) through the feed flow pipeline, and anodal solution feed pump (4) is connected with the positive pole of pile (1), and pile (1) is connected with anodal storage tank (6) through drain line; Be equipped with complementary energy retracting device (7) in negative pole storage tank (5) and the anodal storage tank (6).
2. the flow battery system of band complementary energy retracting device according to claim 1; It is characterized in that: the complementary energy retracting device (7) in the said anodal storage tank (6) comprises electrolyte return pipe A (8), electrolyte pressure recover A (9) and electrolyte jet A (10); Two symmetrically arranged electrolyte return pipe A (8) are connected with drain line on the pile (1); Electrolyte pressure recover A (9) is arranged on the middle part of electrolyte return pipe A (8), and electrolyte jet A (10) is arranged on the afterbody of electrolyte return pipe A (8).
3. the flow battery system of band complementary energy retracting device according to claim 2; It is characterized in that: electrolyte return pipe A (8) is shaped as serpentine; The angle a at first turning of electrolyte return pipe A (8) is 0 °～90 °, and the angle beta at second turning of electrolyte return pipe A (8) is 0 °～90 °.
4. the flow battery system of band complementary energy retracting device according to claim 3; It is characterized in that: electrolyte return pipe A (8) is shaped as serpentine; The angle a at first turning of electrolyte return pipe A (8) is 45 °, and the angle beta at second turning of electrolyte return pipe A (8) is 60 °.
5. the flow battery system of band complementary energy retracting device according to claim 1; It is characterized in that: the complementary energy retracting device (7) in the negative pole storage tank (5) comprises electrolyte return pipe B (14), discharging tube (12), electrolyte pressure recover B (15), energy gangbar (16), anodal pressurizer (17), reducer pipe (18) and electrolyte jet B (19); Electrolyte return pipe B (14) is located in the negative pole storage tank (5); The end of electrolyte return pipe B (14) is connected with negative pole electrolyte entrance (13); The other end is connected with electrolyte pressure recover B (15); Electrolyte pressure recover B (15) is provided with discharging tube (12); Anodal pressurizer (17) is located in the anodal storage tank (6), and electrolyte pressure recover B (15) is connected with anodal pressurizer (17) through the energy gangbar (16) through both positive and negative polarity dividing plate (11), and anodal pressurizer (17) is connected with electrolyte jet B (19) through reducer pipe (18).
6. the method for the flow battery system recoveries complementary energy of any said band complementary energy retracting device in the claim 1～5; It is characterized in that: the complementary energy in the anodal storage tank (6) reclaims; After reacting, anodal electrolyte gets into electrolyte return pipe A (8); Behind electrolyte pressure recover A (9) pressure recovery in the electrolyte return pipe A (8) anodal electrolyte is sprayed from electrolyte jet A (10), and stir the electrolyte in the anodal storage tank (6);
Complementary energy in the negative pole storage tank (5) reclaims; Negative pole electrolyte gets into electrolyte return pipe B (14) from negative pole electrolyte entrance (13), and to electrolyte pressure recover B (15) acting, is discharged by discharging tube (12) then; Negative pole electrolyte passes to anodal pressurizer (17) to the energy that electrolyte pressure recover B (15) produces through energy gangbar (16); After anodal electrolyte pressurizes, get into reducer pipe (18) in anodal pressurizer (17), finally through electrolyte jet B (19) ejection.
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| CN108110826A (en) * | 2017-12-19 | 2018-06-01 | 上海电气集团股份有限公司 | The control method and system of the energy regenerating of redox flow cell device |
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