CN205599180U - Novel natural gas desulfurization complexing iron catalyst coupling regeneration coproduction electric energy device - Google Patents

Abstract

The utility model provides a novel natural gas desulfurization complexing iron catalyst coupling regeneration coproduction electric energy device, including reactor, anode chamber, anode plate, cathode chamber, negative plate, proton exchange membrane subassembly, liquid distributor, air distributor sweeps the distributor, the battery load, the rear pump, the circulating pump, heating / cooler, the thick liquid pump, the air -blower, the sweeping gas trip valve, flow control valve, magnetic level gauge, the formula of relying on oneself air -vent valve and immersed pump, air distributor is disposed under the cathode chamber, the circulating pump set up in reactor barrel middle part, the air -blower be linked together through rely on oneself formula air -vent valve and air distributor, the immersed pump set up in cathode chamber bottom. The utility model discloses a fuel cell and catalyst regeneration coupled modes are adopted in air negative pole fuel cell's setting, are favorable to improving the oxidization regeneration speed of catalyst, realize the quick regeneration of complex catalyst.

Description

A kind of new type natural desulfurization Complexing Iron catalyst coupling regeneration coproduction electrical energy devices

Technical field

This utility model relates to desulfurizing and purifying apparatus field, particularly relates to a kind of new type natural QI prostrationSulfur Complexing Iron catalyst coupling regeneration coproduction electrical energy devices.

Background technology

Along with society's pay attention to day by day to environmental conservation, the discharge effectively controlling sulphur-containing exhaust gas becomesA part for National Environmental planning.At petrochemical industry, natural gas, oil field development, coke-oven coalIn the Industrial cleaning facility fields such as gas, sulfur-containing gas uses either physically or chemically deacidification to process heel rowOften containing H in the acid gas put₂S, needs further vent gas treatment, could qualified discharge.Containing H₂SThe process of acid gas, generally uses Clause sulfur recovery technology (deriving technique containing various improvement)With liquid phase direct oxidation process.Clause sulfur recovery technology is tight to H2S concentration requirement in acid gasLattice, this technological process is complicated, equipment and auxiliary facility is many, investment payback time length, floor spaceGreatly, especially to H₂The adaptability for working condition that S concentration is too low or content fluctuation is bigger is poor.Liquid phase is straightConnecing the most representational in oxidation technology has a Stretfoul oxidizing process, LO-CAT technique,SulFerox technique etc., existing selexol process Complexing Iron catalyst coupling regeneration coproduction electric energyDevice also exists the problem that energy consumption is big, reaction rate slow, chelating agent is degraded.

Therefore, a kind of new type natural desulfurization Complexing Iron catalyst of invention coupling regeneration coproduction electric energyDevice seems the most necessary.

Utility model content

In order to solve above-mentioned technical problem, this utility model provides a kind of new type natural desulfurization networkClose iron catalyst coupling regeneration coproduction electrical energy devices to solve existing desulfurization regeneration electrical energy devicesThe energy consumption existed is big, reaction rate slow, the problem of chelating agent degraded.A kind of new type natural QI prostrationSulfur Complexing Iron catalyst coupling regeneration coproduction electrical energy devices includes reactor, anode chamber, positive plate,Cathode chamber, minus plate, proton exchange membrane module, liquid distribution trough, gas distributor, purgingDistributor, cell load, rear pump, circulating pump, heating/cooling device, serosity pump, air blastMachine, purge gas stop valve, flow control valve, magnetic flap level gauge, Self-driven pressure-adjusting valve and latentLiquid pump, described anode chamber is arranged on reactor urceolus；Described positive plate is arranged on anode chamberInside；Described cathode chamber is arranged in reactor inner core；Described minus plate is arranged on the moonThe inwall of room, pole, described proton exchange membrane module is arranged between anode chamber and cathode chamber；InstituteThe liquid distribution trough stated is arranged on the top of anode chamber；Described gas distributor is arranged on negative electrodeThe lower section of room；Described cell load is arranged on the top of reactor；Described rear pump is arrangedBottom reactor shell；Described circulating pump is arranged in the middle part of reactor shell；Described slurryLiquid pump is arranged at at reactor the cone end；Described aerator passes through Self-driven pressure-adjusting valve and gasDistributor is connected；Described immersed pump is arranged at bottom cathode chamber.

Proton exchange membrane module is specifically set between described anode chamber and cathode chamber, is conducive to makingObtain proton to move in-between, in order to form redox reaction.

Between described positive plate and minus plate, concrete employing copper cash is connected, and advantageously forms Guan BiLoop, exports electric energy.

Described proton exchange membrane module specifically uses PEM and is arranged on PEMThe combination of outside stainless steel cloth, advantageously ensures that the structural strength of PEM.

Described positive plate specifically uses carbon felt or carbon cloth material plate, is conducive to improving contact surfaceLong-pending, improve electric conductivity, and have easy machine-shaping, internal resistance that the advantages such as little is lost.

The air electrode that described minus plate specifically uses platinum carbon to be catalyst does reaction electrode, mainStraticulate structure to be, is followed successively by from top to bottom: platinum carbon Catalytic Layer, carbon based layer, diffusion layer,Collection water layer, many empty outer wall clamping plate, be conducive to improving further electric conductivity, improve desulfuration efficiency.

Compared with prior art, this utility model has the advantages that this utility model leads toCross the setting of air cathode fuel cell, use fuel cell and catalyst regenerative coupling mode,Be conducive to improving the oxidation regeneration speed of catalyst, it is achieved the rapid regeneration of complex catalyst, haveIt is beneficial to associating battery process and produces electric energy, it is achieved the secondary of energy utilizes, and advantageously reduces regenerationThe energy consumption of process and the degraded loss of catalyst.

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model.

Detailed description of the invention

Below in conjunction with accompanying drawing, this utility model is described further:

In figure:

1-reactor, 2-anode chamber, 3-positive plate, 4-cathode chamber, 5-minus plate, 6-protonExchange membrane assembly, 7-liquid distribution trough, 8-gas distributor, 9-purges distributor, 10-electricityPond loads, 11-rear pump, 12-circulating pump, 13-heating/cooling device, 14-serosity pump, 15-Aerator, 16-purge gas stop valve, 17-flow control valve, 18-magnetic flap level gauge, 19-Self-driven pressure-adjusting valve, 20-immersed pump.

Embodiment:

As shown in Figure 1

This utility model provides a kind of new type natural desulfurization Complexing Iron catalyst coupling regeneration connectionProduce electrical energy devices, including reactor 1, anode chamber 2, positive plate 3, cathode chamber 4, minus plate5, proton exchange membrane module 6, liquid distribution trough 7, gas distributor 8, purge distributor 9,Cell load 10, rear pump 11, circulating pump 12, heating/cooling device 13, serosity pump 14,Aerator 15, purge gas stop valve 16, flow control valve 17, magnetic flap level gauge 18, fromPower formula pressure regulator valve 19, immersed pump 20.Described anode chamber 2 is arranged on reactor 1 urceolus；Described positive plate 3 is arranged on the inside of anode chamber 2；Described cathode chamber 4 is arranged on reactionIn device 1 inner core；Described minus plate 5 is arranged on the inwall of cathode chamber 4；Described proton is handed overChange membrane module 6 to be arranged between anode chamber 2 and cathode chamber 4；Described liquid distribution trough 7 setsPut above anode chamber 2；Described gas distributor 8 is arranged on the lower section of cathode chamber 4；Described cell load 10 is arranged on the top of reactor 1；Described rear pump 11 is arranged atReactor 1 cylinder body bottom；Described circulating pump 12 is arranged in the middle part of reactor 1 cylinder, followsRing pump 12 outlet is furnished with heating/cooling device 13；Described serosity pump 14 is arranged at reactor 1At at cone the end；Described aerator 15 is by Self-driven pressure-adjusting valve 19 and gas distributor 8 phaseConnection；Described immersed pump 20 is arranged at bottom cathode chamber 4.

Between described anode chamber 2 and cathode chamber 4, proton exchange membrane module 6 is specifically set, hasIt is beneficial to so that proton moves in-between, in order to form redox reaction.

Between described positive plate 3 and minus plate 5, concrete employing copper cash is connected, and advantageously formsClosed-loop path, exports electric energy.

Described proton exchange membrane module 6 specifically uses PEM and is arranged on proton exchangeThe combination of the stainless steel cloth outside film, advantageously ensures that the structural strength of PEM.

Described positive plate 3 specifically uses carbon felt or carbon cloth material plate, is conducive to improving contact surfaceLong-pending, improve electric conductivity, and have easy machine-shaping, internal resistance that the advantages such as little is lost.

The air electrode that described minus plate 4 specifically uses platinum carbon to be catalyst does reaction electrode,Predominantly straticulate structure, is followed successively by: platinum carbon Catalytic Layer, carbon based layer, diffusion from top to bottomLayer, collection water layer, many empty outer wall clamping plate, be conducive to improving further electric conductivity, improve desulfurizationEfficiency.

Operation principle

This utility model by rich in the Complexing Iron catalyst of Fe (II) through liquid distribution trough 7,Liquid distribution trough 7 is loop configuration, and uniformly spray is to anode chamber 2 peripheral in regeneration reactor 1,Positive plate 3 is immersed in anode chamber 2, for ensureing that anode chamber 2 maintains certain liquid level, is turned over by magneticPlate liquidometer 18 remote transmitting sensor controls the flow control valve 17 of rear pump 11 outlet, fuelCell cathode is air cathode, and minus plate 5 is embedded in cathode chamber 4 inwall, and air is via aerator15 gas distributors 8 connected use superposition spoke to cathode chamber 4 air-blowing, gas distributor 8Penetrating air-blowing mode, be passed through air is dispersed in around minus plate 5, positive plate 3 and negative electrodeBetween plate 5, concrete employing copper cash is connected, to form closed-loop path.Fe (II) in catalystSpontaneous oxidation loses electronics e^-Generate Fe (III), the electronics e lost^-Through conducting medium, UNICOMExternal cell load 10 is delivered to minus plate 5, with electron acceptor (O₂) contact, anode chamber 2And proton exchange membrane module 6 is set between cathode chamber 4, the proton H in anode chamber 2⁺Can lead toCross proton exchange membrane module 6 and be delivered to the Catalytic Layer of minus plate 5, through the catalysis of platinum carbon, send outRaw reduction reaction, produces free of contamination water.

Anode: Fe (II) → Fe (III)+e^-；

Negative electrode: O₂+4e^-+4H⁺→2H₂O；

Overall reaction: 4Fe (II)+O₂+4H⁺→2H₂O+4Fe(Ⅲ)

Use fuel cell and catalyst regenerative coupling mode can be effectively improved fuel cell efficiency,Thus improve desulfuration efficiency, it is achieved electric energy and the coproduction of catalyst regeneration.

Utilize technical scheme described in the utility model, or those skilled in the art is in this practicalityUnder the inspiration of new technique scheme, design similar technical scheme, and reach above-mentioned technology effectFruit, all fall into protection domain of the present utility model.

Claims (5)

1. a new type natural desulfurization Complexing Iron catalyst coupling regeneration coproduction electrical energy devices, it is characterised in thatThis new type natural desulfurization Complexing Iron catalyst coupling regeneration coproduction electrical energy devices includes reactor (1), anodeRoom (2), positive plate (3), cathode chamber (4), minus plate (5), proton exchange membrane module (6), liquidDistributor (7), gas distributor (8), purging distributor (9), cell load (10), rear pump (11),Circulating pump (12), heating/cooling device (13), serosity pump (14), aerator (15), purge gas stop valve(16), flow control valve (17), magnetic flap level gauge (18), Self-driven pressure-adjusting valve (19), immersed pump(20), described anode chamber (2) is arranged on reactor (1) urceolus；Described positive plate (3) is arrangedInside in anode chamber (2)；Described cathode chamber (4) is arranged in reactor (1) inner core；DescribedMinus plate (5) is arranged on the inwall of cathode chamber (4)；Described proton exchange membrane module (6) is arranged on sunBetween room, pole (2) and cathode chamber (4)；Described liquid distribution trough (7) is arranged on anode chamber (2)Top；Described gas distributor (8) is arranged on the lower section of cathode chamber (4)；Described cell load (10)It is arranged on the top of reactor (1)；Described rear pump (11) is arranged at reactor (1) cylinder body bottom；Described circulating pump (12) is arranged in the middle part of reactor (1) cylinder, and circulating pump (12) outlet is furnished with heating/ cooler (13)；Described serosity pump (14) is arranged at at reactor (1) the cone end；Described air blastMachine (15) is connected with gas distributor (8) by Self-driven pressure-adjusting valve (19)；Described immersed pump (20)It is arranged at cathode chamber (4) bottom.

2. new type natural desulfurization Complexing Iron catalyst coupling regeneration coproduction electric energy as claimed in claim 1Device, it is characterised in that between described anode chamber (2) and cathode chamber (4), proton exchange is specifically setMembrane module (6).

3. new type natural desulfurization Complexing Iron catalyst coupling regeneration coproduction electric energy as claimed in claim 1Device, it is characterised in that between described positive plate (3) and minus plate (5), concrete employing copper cash is connected.

4. new type natural desulfurization Complexing Iron catalyst coupling regeneration coproduction electric energy dress as claimed in claim 2Put, it is characterised in that described proton exchange membrane module (6) specifically uses PEM and is arranged on protonThe combination of the stainless steel cloth outside exchange membrane.

5. new type natural desulfurization Complexing Iron catalyst coupling regeneration coproduction electric energy as claimed in claim 1Device, it is characterised in that described positive plate (3) specifically uses carbon felt or carbon cloth material plate.