CN204185446U - A kind of device of brine electrolysis coal slurry desulfurization hydrogen manufacturing - Google Patents
A kind of device of brine electrolysis coal slurry desulfurization hydrogen manufacturing Download PDFInfo
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- CN204185446U CN204185446U CN201420668403.9U CN201420668403U CN204185446U CN 204185446 U CN204185446 U CN 204185446U CN 201420668403 U CN201420668403 U CN 201420668403U CN 204185446 U CN204185446 U CN 204185446U
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Abstract
A kind of brine electrolysis coal slurry desulfurization device for producing hydrogen, simultaneously object produces hydrogen and desulfurization rate is fast at coal desulfurization; The utility model comprises feed proportioning system, electrolytic system, gas recovery system, coal recovery system; Feed proportioning system includes bin feeder, microwave dryer, rotary conveyor, pulverizing mill, batching funnel, powder stirrer, slurry agitation machine; Electrolytic system comprises agitator tank, electrolyzer, direct current pulse power source cabinet, microwave exposure device, ultrasonic vibration rod, electrode and pipe network; In dividing plate in the middle of two agitator tanks, submerged pump is housed, pump discharge is communicated with bottom of electrolytic tank pipe network through electrolytic solution pipe; Electrode vertical is placed on electrolyzer central authorities, and electrode surrounds closed square shape shape by four groups of battery lead plates; In electrolyzer, ultrasonic vibration rod is equipped with in the both sides of electrode; Gas recovery system includes carbon dioxide storage tank, hydrogen storage tank and tensimeter, under meter, check valve, stopping valve, gate valve, hydrogen analyser, blow-off valve, surge tank, topping-up pump.
Description
Technical field
The utility model type relates to the device of a kind of coal water slurry electrolytic desulfurization hydrogen manufacturing.
Background technology
The hydrogen manufacturing of coal water slurry electrolytic desulfurization carries out DC pulse current electrolysis by coal water slurry electrolytic solution at electrolyzer, produces hydrogen and carbon dioxide respectively at negative electrode and anode; Remove the inorganic sulfur in coal and organosulfur simultaneously, produce low-sulfur cleaned coal or coal water slurry.Under energy shortage and environmental pollution dual is forced, Hydrogen Energy is included into the key breakthrough field of scientific circles of various countries already.From reporting both at home and abroad, the research of this technology still stops in the lab mostly, still lacks the special purpose device of efficient coal water slurry electrolytic desulfurization hydrogen manufacturing, and utilize the technique of coal water slurry electrolytic desulfurization hydrogen manufacturing and device all comparatively complicated, cost is higher, is difficult to popularize.
Summary of the invention
The utility model object is the deficiency overcoming above-mentioned prior art, provides a kind of at the brine electrolysis coal slurry desulfurization device for producing hydrogen that coal desulfurization can produce hydrogen and device structure is simple, desulfurization rate is fast simultaneously.
The utility model comprises feed proportioning system, electrolytic system, gas recovery system, coal recovery system; Feed proportioning system includes bin feeder, microwave dryer, rotary conveyor, pulverizing mill, batching funnel, powder stirrer, slurry agitation machine; Rotary conveyor has multiple, and bin feeder and microwave dryer are all contained in above rotary conveyor I, and pulverizing mill is contained in rotary conveyor I and exports below; At mill exit, rotary conveyor II is housed, batching funnel is contained in rotary conveyor II and exports below; Be provided with automatic Weighing conveyor below batching funnel, powder stirrer is equipped with in automatic Weighing conveyor outlet below, and various batching is stirred; Slurry agitation machine is contained in below powder stirrer, and water supply line and electrolytic solution recovery channel are housed above slurry agitation machine; Various batching enters electrolytic system agitator tank after slurry agitation machine stirs.
Coal evenly bleeds on rotary conveyor I belt through bin feeder, and very F.F. enters microwave drying machine drying; Enter pulverizing mill entrance after oven dry, when coal is milled to particle diameter≤120 order, enters rotary conveyor II, be transported to batching funnel from pulverizing mill outlet, batching funnel has multiple feed bin, and each feed bin is all furnished with automatic Weighing conveyor.Automatic Weighing conveyor, by computer control, is transported in powder stirrer after all materials and additive being weighed by formula metering again.Flow in slurry agitation machine after powder stirrer stirs, be metered in slurry agitation machine after water quality test is good with PH meter and stir.If with addition of after must first chemically examining during circular electrolyte as required with addition of.
Electrolytic system comprises agitator tank, electrolyzer, direct current pulse power source cabinet, microwave exposure device, ultrasonic vibration rod, electrode and pipe network; Agitator tank is two liquor boxs do not bound that link together, and is made up of the material of the acid and alkali-resistance such as plastic plate, metal sheet; Agitator tank shape can be determined according to position; Slurry agitation machine is exported to above two liquor boxs and is all provided with liquid-transport pipe-line, and liquid-transport pipe-line is provided with remote control float valve; Control inflow and the shutoff of agitator tank electrolytic solution.In dividing plate in the middle of two agitator tanks, a FYH type submerged pump made of fluoroplastics is housed, FYH type submerged pump made of fluoroplastics is long-axis vertical impeller pump, its contact liq part is all suppressed by Fluoroine-containing plastic alloy and is formed, pump discharge is communicated with bottom of electrolytic tank pipe network through electrolytic solution pipe, is all connected by unicom pipeline and bottom of electrolytic tank bottom two liquor boxs; In liquor box, liquid enters in the liquid that bottom of electrolytic tank pipe network sprays in electrolyzer through submerged pump pressurization, and the liquid in electrolyzer is back to liquor box by bottom unicom pipeline again after electrolysis treatment.
Electrolyzer is the sealed vessel be made up of acid and alkali-resistance insulating material, and shape can be made by oneself.The direct current pulse power source cabinet matched with electrolyzer will be isolated and is arranged on the nearest position of electrolyzer, and electrostatic or electrical spark can not be allowed close to electrolyzer.Bottom of electrolytic tank pipe network is made up of electrolyte pressure discharge tube, electrolyte pressure discharge tube is distributed in bottom of electrolytic tank with all claiming by the geometrical shape of bottom of electrolytic tank, electrolyte pressure discharge tube is provided with many discharge ommatidiums, and position and the size of discharge ommatidium are determined according to the diameter of pipe network pipeline and pressure.Electrode vertical is placed on electrolyzer central authorities, electrode surrounds closed square shape shape by four electrode plate, the outside of battery lead plate is the titanium base net-shaped metal plate having eelctro-catalyst coating (scribbling ruthenium iridium) as positive pole, it is the nickel foam as negative pole inside battery lead plate, adopt proton exchange membrane to be barrier film in the middle of interior outside, positive and negative electrode distance is close to zero.Electrolyzer top cover is equipped with hydrogen and Carbon emission pipe, and hydrogen discharge infratubal port is arranged in the independent cavity of electrode central authorities, and Carbon emission infratubal port is positioned at electrode periphery; Electrolytic solution pipe is equipped with microwave exposure equipment, microwave exposure equipment adopts stainless steel box sealing parcel, can not have microwave leakage; In electrolyzer, two ultrasonic vibration rods are equipped with in the both sides of electrode, and ultrasonic vibration rod is vertical, installs with electrode runs parallel.
Electrolytic solution flows into liquor box after slurry agitation machine is mixed thoroughly, open submerged pump, solution enters the pipe network of bottom of electrolytic tank after microwave exposure through electrolytic solution pipe, under pressure, electrolytic solution sprays in the aperture of pipe network pipeline, because eye aperture is many, emission direction is different, impels liquid more all claiming by " stirring " in electrolyzer.The thermolysis ability of at this moment microwave exposure supply also shows, and promotes electrolyte decomposition.In electrolyzer, hollow electrode is other is provided with two ultrasonic vibration rods, and the hole that the ultrasonic disintegration that they send produces can produce extreme condition and the High Temperature High Pressure of microenvironment, can produce active intermediate, make to be swift in response and carry out.Ultrasonic can also rinse to eliminate be attached to bubble and the residue of electrode surface.Two liquor boxs can be used alternatingly.
The corrosion-resistant scope of FYH type submerged pump made of fluoroplastics is wide, and efficiency is high, lightweight, and not needing to fill with liquid can pump, easy to maintenance.The lift of submerged pump with about 25 meters as well.The outlet conduit of submerged pump from top to bottom enters in the pipe network be made up of pressure vent pipeline of bottom of electrolytic tank.The electric level of square shape shape is placed on the central authorities of electrolyzer, expands the area of electrolysis, and the Faradaic current of increase directly accelerates electrolytic speed, improves power consumption efficiency.
Gas recovery system includes carbon dioxide storage tank, hydrogen storage tank and tensimeter, under meter, check valve, stopping valve, gate valve, hydrogen analyser, blow-off valve, surge tank, topping-up pump; On tensimeter side, an electro connecting pressure gauge is also housed, open band drain cut valve when finding that hydrogen pressure is not enough and change agitator tank, allow electrolytic solution enter efficient centrifugal water extracter interior beginning solid-liquid separation, and allow new electrolytic solution enter the uninterrupted production of maintenance in electrolyzer.
Carbon dioxide storage tank is connected with Carbon emission pipe, and hydrogen storage tank is connected with hydrogen discharge pipe; Hydrogen discharge pipeline is equipped with tensimeter, under meter, check valve, band discharge outlet stopping valve, gate valve, surge tank, topping-up pump successively; The discharge outlet of band discharge outlet stopping valve is connected with delivery pipe, delivery pipe is equipped with hydrogen analyser, gate valve and blow-off valve.
The CO2 gas pump produced in electrode anode region sucks hold-up vessel and seals up for safekeeping for subsequent use.Electrode Negative region just must vacuum pumping be filled with nitrogen and start production again before electrolysis.First must access the purity that hydrogen analyser detects hydrogen after production starts, enter topping-up pump supercharging again after up to standard, finally enter hold-up vessel and seal up for safekeeping.
Coal recovery system includes stopping valve, efficient centrifugal water extracter, press filtration scrubbing dust collection machine, high-frequency electromagnetic sieve, low-sulfur cleaned coal pond.Two liquor boxs of agitator tank, be connected with efficient centrifugal water extracter and press filtration scrubbing dust collection machine by stopping valve, press filtration scrubbing dust collection machine is connected with high-frequency electromagnetic sieve and circulation of elecrolyte pipe respectively, high-frequency electromagnetic sieve is connected with low-sulfur cleaned coal pond, circulation of elecrolyte pipe is connected with feed proportioning system slurry agitation machine, liquid in electrolytic solution is got back to slurry agitation machine and is recycled, and the solid in electrolytic solution is delivered to low-sulfur cleaned coal pond and stored; Impurity containing vitriol is got rid of from press filtration scrubbing dust collection machine, reaches desulfurization object.
The utility model is raw material with coal powder, is re-dubbed coal water slurry by abrasive dust, becomes electrolytic solution after adding sodium metaborate, sodium hydroxide, additive, by removing inorganic sulfur in coal and organosulfur after electrolysis, produces hydrogen simultaneously.The utility model structure is simple, works at normal temperatures and pressures, and without supplementary condition, size is random, with low cost.Chemical desulfurization speed is fast, and desulfuration efficiency is high.Whole production carries out at normal temperatures and pressures, and device flow process is simple; The hydrogen purity that negative electrode is made is high, without the need to being further purified.The carbonic acid gas that anode produces can directly utilize or seal process up for safekeeping; Electrolyzing coal slurry uses a small amount of reductive agent, and electrolytic solution is recycle, saves time and resource, reaction temperature and, simple operation, can overcome sodium borohydride reaction not exclusively and the secondary pollution brought after process.
accompanying drawing illustrates:
Fig. 1 is the utility model cell construction schematic diagram;
Fig. 2 is the utility model agitator tank structural representation.
In figure: 1, microwave exposure equipment, 2, electrolytic solution pipe, 3, hydrogen discharge pipe, 4, electrode, 5, Carbon emission pipe, 6, ultrasonic vibration rod, 7, pipe network, 8, unicom pipeline, 9, top cover, 10, remote control float valve, 11, liquid-transport pipe-line, 12, submerged pump, 13, liquor box, 14, dividing plate.
Embodiment
Feed proportioning system includes bin feeder, microwave dryer, rotary conveyor, pulverizing mill, batching funnel, powder stirrer, slurry agitation machine; Rotary conveyor has multiple, and bin feeder and microwave dryer are all contained in above rotary conveyor I, and pulverizing mill is contained in rotary conveyor I and exports below; At mill exit, rotary conveyor II is housed, batching funnel is contained in rotary conveyor II and exports below; Be provided with automatic Weighing conveyor below batching funnel, powder stirrer is equipped with in automatic Weighing conveyor outlet below, and slurry agitation machine is contained in below powder stirrer, and water supply line and electrolytic solution recovery channel are housed above slurry agitation machine; Electrolytic system agitator tank is two liquor boxs 13 do not bound that link together, and slurry agitation machine is exported to above two liquor boxs and is all provided with liquid-transport pipe-line 11, liquid-transport pipe-line is provided with remote control float valve 10; In the middle of dividing plate 14 in the middle of two agitator tanks, a FYH type submerged pump made of fluoroplastics 12 is housed, pump discharge is communicated with bottom of electrolytic tank pipe network 7 through electrolytic solution pipe 2, is all communicated with bottom of electrolytic tank by unicom pipeline 8 bottom two liquor boxs 13; Bottom of electrolytic tank pipe network 7 pipeline is provided with many discharge ommatidiums, electrode 4 is vertically placed on electrolyzer central authorities, electrode 4 surrounds closed square shape shape by four groups of battery lead plates, the outside of battery lead plate is the titanium base net plate having eelctro-catalyst coating of positive pole, be the nickel foam as negative pole inside battery lead plate, in the middle of interior outside, adopt proton exchange membrane to be barrier film; Electrolyzer top cover 9 is equipped with hydrogen discharge pipe 3 and Carbon emission pipe 5, and hydrogen discharge infratubal port is arranged in the independent cavity of electrode 4 central authorities, and it is peripheral that Carbon emission pipe 5 lower port is positioned at electrode 4; Microwave exposure equipment electrolytic solution pipe 2 is equipped with; In electrolyzer, two ultrasonic vibration rods 6 are equipped with in the both sides of electrode 4; Gas recovery system includes carbon dioxide storage tank, hydrogen storage tank and tensimeter, under meter, check valve, stopping valve, gate valve, hydrogen analyser, blow-off valve, surge tank, topping-up pump; On tensimeter side, an electro connecting pressure gauge is also housed; Carbon dioxide storage tank is connected with Carbon emission pipe, and hydrogen storage tank is connected with hydrogen discharge pipe; Hydrogen discharge pipeline is equipped with tensimeter, under meter, check valve, band discharge outlet stopping valve, gate valve, surge tank, topping-up pump successively; The discharge outlet of band discharge outlet stopping valve is connected with delivery pipe, delivery pipe is equipped with hydrogen analyser, gate valve and blow-off valve.Coal recovery system includes stopping valve, efficient centrifugal water extracter, press filtration scrubbing dust collection machine, high-frequency electromagnetic sieve, low-sulfur cleaned coal pond.Two liquor boxs of agitator tank, be connected with efficient centrifugal water extracter and press filtration scrubbing dust collection machine by stopping valve, press filtration scrubbing dust collection machine is connected with high-frequency electromagnetic sieve and circulation of elecrolyte pipe respectively, high-frequency electromagnetic sieve is connected with low-sulfur cleaned coal pond, and circulation of elecrolyte pipe is connected with feed proportioning system slurry agitation machine.
Claims (2)
1. a brine electrolysis coal slurry desulfurization device for producing hydrogen, comprises feed proportioning system, electrolytic system, gas recovery system, coal recovery system; It is characterized in that electrolytic system comprises agitator tank, electrolyzer, direct current pulse power source cabinet, microwave exposure device, ultrasonic vibration rod, electrode and pipe network; Agitator tank is two liquor boxs do not bound that link together, and slurry agitation machine is exported to above two liquor boxs and is all provided with liquid-transport pipe-line, and liquid-transport pipe-line is provided with remote control float valve; In dividing plate in the middle of two agitator tanks, a FYH type submerged pump made of fluoroplastics is housed, pump discharge is communicated with bottom of electrolytic tank pipe network through electrolytic solution pipe, bottom of electrolytic tank pipe network is made up of electrolyte pressure discharge tube, electrolyte pressure discharge tube is distributed in bottom of electrolytic tank with all claiming by the geometrical shape of bottom of electrolytic tank, and electrolyte pressure discharge tube is provided with many discharge ommatidiums; All connected by unicom pipeline and bottom of electrolytic tank bottom two liquor boxs; Electrolyzer is the sealed vessel be made up of acid and alkali-resistance insulating material, the direct current pulse power source cabinet matched with electrolyzer is isolated and is arranged near electrolyzer, electrode vertical is placed on electrolyzer central authorities, electrode surrounds closed square shape shape by four groups of battery lead plates, the outside of battery lead plate is the titanium base net-shaped metal plate having eelctro-catalyst coating as positive pole, be the nickel foam as negative pole inside battery lead plate, in the middle of interior outside, adopt proton exchange membrane to be barrier film; Electrolyzer top cover is equipped with hydrogen and Carbon emission pipe, and hydrogen discharge infratubal port is arranged in the independent cavity of electrode central authorities, and Carbon emission infratubal port is positioned at electrode periphery; Microwave exposure equipment electrolytic solution pipeline is equipped with; In electrolyzer, two ultrasonic vibration rods are equipped with in the both sides of electrode; Gas recovery system includes carbon dioxide storage tank, hydrogen storage tank and tensimeter, under meter, check valve, stopping valve, gate valve, hydrogen analyser, blow-off valve, surge tank, topping-up pump; On tensimeter side, an electro connecting pressure gauge is also housed; Carbon dioxide storage tank is connected with Carbon emission pipe, and hydrogen storage tank is connected with hydrogen discharge pipe; Hydrogen discharge pipeline is equipped with tensimeter, under meter, check valve, band discharge outlet stopping valve, gate valve, surge tank, topping-up pump successively; The discharge outlet of band discharge outlet stopping valve is connected with delivery pipe, delivery pipe is equipped with hydrogen analyser, gate valve and blow-off valve; Coal recovery system includes stopping valve, efficient centrifugal water extracter, press filtration scrubbing dust collection machine, high-frequency electromagnetic sieve, low-sulfur cleaned coal pond; Two liquor boxs of agitator tank are connected with efficient centrifugal water extracter and press filtration scrubbing dust collection machine by stopping valve, press filtration scrubbing dust collection machine is connected with high-frequency electromagnetic sieve and circulation of elecrolyte pipe respectively, high-frequency electromagnetic sieve is connected with low-sulfur cleaned coal pond, and circulation of elecrolyte pipe is connected with feed proportioning system slurry agitation machine.
2. brine electrolysis coal slurry desulfurization device for producing hydrogen as claimed in claim 1, is characterized in that feed proportioning system includes bin feeder, microwave dryer, rotary conveyor, pulverizing mill, batching funnel, powder stirrer, slurry agitation machine; Rotary conveyor has multiple, and bin feeder and microwave dryer are all contained in above rotary conveyor I, and pulverizing mill is contained in rotary conveyor I and exports below; At mill exit, rotary conveyor II is housed, batching funnel is contained in rotary conveyor II and exports below; Be provided with automatic Weighing conveyor below batching funnel, powder stirrer is equipped with in automatic Weighing conveyor outlet below, and slurry agitation machine is contained in below powder stirrer, and water supply line and electrolytic solution recovery channel are housed above slurry agitation machine.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420668403.9U CN204185446U (en) | 2014-11-11 | 2014-11-11 | A kind of device of brine electrolysis coal slurry desulfurization hydrogen manufacturing |
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| CN201420668403.9U CN204185446U (en) | 2014-11-11 | 2014-11-11 | A kind of device of brine electrolysis coal slurry desulfurization hydrogen manufacturing |
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| CN204185446U true CN204185446U (en) | 2015-03-04 |
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| CN201420668403.9U Expired - Fee Related CN204185446U (en) | 2014-11-11 | 2014-11-11 | A kind of device of brine electrolysis coal slurry desulfurization hydrogen manufacturing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108359507A (en) * | 2018-03-01 | 2018-08-03 | 王号德 | A kind of method of organic sulfur compound in removing bituminous coal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108359507A (en) * | 2018-03-01 | 2018-08-03 | 王号德 | A kind of method of organic sulfur compound in removing bituminous coal |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150304 Termination date: 20161111 |
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| CF01 | Termination of patent right due to non-payment of annual fee |