The system and method for electrolyzing sewage hydrogen making and oxygen
Technical field
The present invention relates to the system and method for a kind of hydrogen making and oxygen, particularly relate to the system and method for a kind of electrolyzing sewage hydrogen making and oxygen.
Background technology
The Application Areas of hydrogen is very wide, and wherein as a kind of important petrochemical materials, for the production of the hydrogenation reaction of methyl alcohol and petroleum refining process, this external electronic industry, metallurgical industry, food-processing industry, fine chemistry industry is synthesized, and aerospace industry field is applied.The maximum use of hydrogen usage is synthetic ammonia, the hydrogen of 60% is used on synthetic ammonia in the world, and the ratio of China is higher, in order to the requirement of environmental protect, the domestic and international specification of quality to petrol and diesel oil is improving constantly at present, and the Hydrogenation essence process of oil refining process also needs a large amount of hydrogen.Particularly coal turns diesel oil also needs a large amount of hydrogen.Middle peace consultant points out in " 2012-2016 China's hydrogen industry development and prediction address ": 2008-2011, hydrogen industry requirement amount further develops growth, and within 2011, China's hydrogen demand amount reaches 1,407 ten thousand tons.The demand of following China hydrogen will increase substantially, and estimate 2016, hydrogen demand amount will reach 2,802 ten thousand tons.
At present, technically, the already full-fledged method of various hydrogen manufacturing is a lot, and as the hydrogen manufacturing of water-gas method, this method hydrogen manufacturing cost is lower, output is very large, and equipment is more, in synthesis ammonia plant this method multiplex; By synthetic gas and the natural gas hydrogen preparation of oil hot tearing, this kind of method manufacturing cost is higher, but in exploitability, but not yet find the method more more superior than water electrolysis hydrogen production, thus water electrolysis hydrogen production has a kind of method of application prospect most, and it is high that it has product purity, easy and simple to handle, pollution-free, noiselessness, the advantages such as reusable edible.But water electrolysis hydrogen production, need to consume a large amount of groundwater resource, because water resources is limited, therefore, water electrolysis hydrogen production is restricted.
Summary of the invention
First object of the present invention is the system providing a kind of electrolyzing sewage hydrogen making and oxygen.
Second object of the present invention is a kind of method providing electrolyzing sewage hydrogen making and oxygen.
First object of the present invention is implemented by following technical scheme, the system of a kind of electrolyzing sewage hydrogen making and oxygen, it comprises primary sedimentation basin, A agent chemicals dosing plant, A agent whipping appts, B agent chemicals dosing plant, B agent whipping appts, secondary sedimentation basins, resin filter, RO reverse osmosis water purifier, pure water water reservoir and electrolytic water device, described primary sedimentation basin is connected with the water inlet conduit of described A agent whipping appts, connect described A agent whipping appts water inlet pipeline and be provided with described A agent chemicals dosing plant, described A agent whipping appts water outlet is connected with the water inlet conduit of described B agent whipping appts, the pipeline connecting described B agent whipping appts water inlet is provided with described B agent chemicals dosing plant, the water outlet of described B agent whipping appts is connected with described secondary sedimentation basins pipeline, described secondary sedimentation basins is connected with the water inlet conduit of described resin filter, the water outlet of described resin filter is connected with the water inlet conduit of described RO reverse osmosis water purifier, the water outlet of described RO reverse osmosis water purifier is connected with the water-in of described pure water water reservoir, the water outlet of described pure water water reservoir is connected with the water-in of described electrolytic water device.
Described A agent whipping appts is A agent Self-leveling stirrer, and described B agent whipping appts is B agent Self-leveling stirrer.
Second object of the present invention is implemented by following technical scheme, a kind of method of electrolyzing sewage hydrogen making and oxygen, it comprises the steps: (1) sewage primary sedimentation; (2) in the sewage after primary sedimentation, A agent and B agent is added; (3) sewage secondary precipitation; (4) filter through resin filter; (5) pure water is obtained through RO reverse osmosis water purifier; (6) pure water electrolysis obtains hydrogen and oxygen;
(1) sewage primary sedimentation: sewage is entered in described primary sedimentation basin and leave standstill, make the scale precipitation of the silt in sewage, large grained bottom described primary sedimentation basin;
(2) in the sewage after primary sedimentation, A agent and B agent is added: the effluent stream after primary sedimentation is through being connected the pipeline of described primary sedimentation basin and described secondary sedimentation basins, in the sewage after primary sedimentation, A agent and B agent is added by described A agent chemicals dosing plant and described B agent chemicals dosing plant, and stir through described A agent whipping appts and described B agent whipping appts, wherein the mass ratio of A agent and sewage is 0.5: 1000-0.5: 900, the mass ratio of B agent and sewage is 0.5: 1000-0.5: 900, sewage first mixes with A agent along pipeline, mix with B agent again, then described secondary sedimentation basins is flowed into, wherein, described A agent is made up of the component of following mass parts, Tai-Ace S 150 19-21 part, aluminum chloride 29-31 part, described B agent is made up of the component of following mass parts, polyacrylamide 1.8-2.2 part, water glass 4.9-5.2 part.
(3) sewage secondary precipitation; Add the sewage of medicament and flow into described secondary sedimentation basins, leave standstill after 2 hours-4 hours, make sewage occur layering, upper strata is transparent clean and reach the clear water of emission standard, and lower floor is large blocky-shaped particle under precipitation and cotton-shaped compound; Add A agent can with the chromium ion in sewage, calcium ion, iron ion and magnesium ion generation redox reaction, rapid hardening becomes bulk particle postprecipitation at the bottom of pond; Add B agent to react with carbon element in sewage (as redness, blueness, black etc.), dispose various anions and canons further.Large blocky-shaped particle and cotton-shaped compound are for making the material of construction of hollow brick.
(4) filter through resin filter; Upper strata clear water obtained after secondary sedimentation filters through described resin filter again, the calcium ion dissociated, magnesium ion, sodium ion, chlorion and some heavy metal chromium ion, iron ion, mn ion, lead ion and mercury ion is filtered out in water;
(5) obtained pure water is purified further through RO reverse osmosis water purifier: the clear water after filtration purifies obtained pure water further through described RO reverse osmosis water purifier;
(6) pure water electrolysis obtains hydrogen and oxygen: by obtained pure water stored in described pure water water reservoir, then passed in described electrolytic water device by the pure water in described pure water water reservoir and carry out electrolysis, obtained hydrogen and oxygen.
Described A agent whipping appts is A agent Self-leveling stirrer, and described B agent whipping appts is B agent Self-leveling stirrer.
The present invention utilizes the electricity more than needed of electric-net valley section electricity and wind-powered electricity generation to carry out water electrolysis hydrogen production, generates electricity to online power transmission, carries out water electrolysis hydrogen production, electrical network is played to the effect of peak load shifting, coordinate electrical network smooth running in the electricity consumption peak phase with combustion hydrogen engine.
The invention has the advantages that, (1) one aspect of the present invention is municipal effluent with lower cost process, on the other hand, for brine electrolysis hydrogen making and oxygen provide water resources, saves a large amount of groundwater resource.(2) utilize the technology of the present invention often to dispose of sewage while 10000 tons, produce hydrogen about 308 tons, reduce CO2 emissions 7675 tons, reduce sulphur dioxide emission 92 tons, reduce dust discharge amount 1642 tons.(3) the A agent used by the present invention and B agent are liquid, and directly can join in sewage and work at once, purification speed is fast; Contain multiple treated water compound in A agent and B agent, can react with sewage generation rapid hardening, form bulk particle and fall to the bottom, making water become hyalosome from top to bottom immediately, applied widely, remarkable to the wastewater purifying efficiency of high pollution degree especially; To purify waste water required low cost, can make to purify waste water cost decline 1-15 doubly; Simply, sealing is produced for A agent and B agent preparation technology, and toxicological harmless is pollution-free.(4) hydrogen produced is laid in pressurized vessel after compression, vehicle-mounted use, and with using, Sweet natural gas is the same.Another kind of way is that storage is arrived in cavern or mine, and margin is large, can surf the Net, play the effect of electrical network peak load shifting for multiple stage combustion hydrogen engine generating electrical network peak period.
Accompanying drawing explanation
Fig. 1 is the system schematic of a kind of electrolyzing sewage hydrogen making and oxygen.
Primary sedimentation basin 1, A agent chemicals dosing plant 2, A agent Self-leveling stirrer 3, B agent chemicals dosing plant 4, B agent Self-leveling stirrer 5, secondary sedimentation basins 6, resin filter 7, RO reverse osmosis water purifier 8, pure water water reservoir 9, electrolytic water device 10.
Embodiment:
Embodiment 1: the system of a kind of electrolyzing sewage hydrogen making and oxygen, it comprises primary sedimentation basin 1, A agent chemicals dosing plant 2, A agent Self-leveling stirrer 3, B agent chemicals dosing plant 4, B agent Self-leveling stirrer 5, secondary sedimentation basins 6, resin filter 7, RO reverse osmosis water purifier 8, pure water water reservoir 9 and electrolytic water device 10, primary sedimentation basin 1 is connected with the water inlet conduit of A agent Self-leveling stirrer 3, connect A agent Self-leveling stirrer 3 water inlet pipeline and be provided with A agent chemicals dosing plant 2, A agent Self-leveling stirrer 3 water outlet is connected with the water inlet conduit of B agent Self-leveling stirrer 5, the pipeline connecting B agent Self-leveling stirrer 5 water inlet is provided with B agent chemicals dosing plant 4, the water outlet of B agent Self-leveling stirrer 5 is connected with secondary sedimentation basins 6 pipeline, secondary sedimentation basins 6 is connected with the water inlet conduit of resin filter 7, the water outlet of resin filter 7 is connected with the water inlet conduit of RO reverse osmosis water purifier 8, the water outlet of RO reverse osmosis water purifier 8 is connected with the water-in of pure water water reservoir 9, the water outlet of pure water water reservoir 9 is connected with the water-in of electrolytic water device 10.
Embodiment 2: a kind of method of electrolyzing sewage hydrogen making and oxygen, it comprises the steps: (1) sewage primary sedimentation; (2) in the sewage after primary sedimentation, A agent and B agent is added; (3) sewage secondary precipitation; (4) filter through resin filter; (5) pure water is obtained through RO reverse osmosis water purifier; (6) pure water electrolysis obtains hydrogen and oxygen;
(1) sewage primary sedimentation: sewage is entered in primary sedimentation basin 1 and leave standstill, make the scale precipitation of the silt in sewage, large grained bottom primary sedimentation basin 1;
(2) in the sewage after primary sedimentation, A agent and B agent is added: the effluent stream after primary sedimentation is through being connected the pipeline of primary sedimentation basin 1 and secondary sedimentation basins 6, in the sewage after primary sedimentation, A agent and B agent is added by A agent chemicals dosing plant 2 and B agent chemicals dosing plant 4, and stir through A agent Self-leveling stirrer 3 and B agent Self-leveling stirrer 5, wherein the mass ratio of A agent and sewage is 0.5: 1000, the mass ratio of B agent and sewage is 0.5: 1000, sewage first mixes with A agent along pipeline, mix with B agent again, then flow into secondary sedimentation basins 6; Wherein, A agent is made up of the component of following mass parts, 19 parts, Tai-Ace S 150,29 parts, aluminum chloride.B agent is made up of the component of following mass parts, polyacrylamide 1.8 parts, water glass 4.9 parts.
(3) sewage secondary precipitation; The sewage adding medicament flows into secondary sedimentation basins 6, leaves standstill after 2 hours one 4 hours, makes sewage occur layering, and upper strata is transparent clean and reach the clear water of emission standard, and lower floor is large blocky-shaped particle under precipitation and cotton-shaped compound; Add A agent can with the chromium ion in sewage, calcium ion, iron ion and magnesium ion generation redox reaction, rapid hardening becomes bulk particle postprecipitation at the bottom of pond; Add B agent to react with carbon element in sewage (as redness, blueness, black etc.), dispose various anions and canons further.Large blocky-shaped particle and cotton-shaped compound are for making the material of construction of hollow brick.
(4) filter through resin filter; Upper strata clear water obtained after secondary sedimentation filters through resin filter 7 again, the calcium ion dissociated, magnesium ion, sodium ion, chlorion and some heavy metal chromium ion, iron ion, mn ion, lead ion and mercury ion is filtered out in water;
(5) obtained pure water is purified further through RO reverse osmosis water purifier: the clear water after filtration is through the RO reverse osmosis water purifier 8 obtained pure water of purification further;
(6) pure water electrolysis obtains hydrogen and oxygen: by obtained pure water stored in pure water water reservoir 9, then passed in electrolytic water device 10 by the pure water in pure water water reservoir 9 and carry out electrolysis, obtained hydrogen and oxygen.
Embodiment 3: a kind of method of electrolyzing sewage hydrogen making and oxygen, it comprises the steps: (1) sewage primary sedimentation; (2) in the sewage after primary sedimentation, A agent and B agent is added; (3) sewage secondary precipitation; (4) filter through resin filter; (5) pure water is obtained through RO reverse osmosis water purifier; (6) pure water electrolysis obtains hydrogen and oxygen;
(1) sewage primary sedimentation: sewage is entered in primary sedimentation basin 1 and leave standstill, make the scale precipitation of the silt in sewage, large grained bottom primary sedimentation basin 1;
(2) in the sewage after primary sedimentation, A agent and B agent is added: the effluent stream after primary sedimentation is through being connected the pipeline of primary sedimentation basin 1 and secondary sedimentation basins 6, in the sewage after primary sedimentation, A agent and B agent is added by A agent chemicals dosing plant 2 and B agent chemicals dosing plant 4, and stir through A agent Self-leveling stirrer 3 and B agent Self-leveling stirrer 5, wherein the mass ratio of A agent and sewage is 0.5: 900, the mass ratio of B agent and sewage is 0.5: 900, sewage first mixes with A agent along pipeline, mix with B agent again, then flow into secondary sedimentation basins 6; Wherein, A agent is made up of the component of following mass parts, 21 parts, Tai-Ace S 150,31 parts, aluminum chloride.B agent is made up of the component of following mass parts, polyacrylamide 2.2 parts, water glass 5.2 parts.
(3) sewage secondary precipitation; The sewage adding medicament flows into secondary sedimentation basins 6, leaves standstill after 2 hours-4 hours, makes sewage occur layering, and upper strata is transparent clean and reach the clear water of emission standard, and lower floor is large blocky-shaped particle under precipitation and cotton-shaped compound; Add A agent can with the chromium ion in sewage, calcium ion, iron ion and magnesium ion generation redox reaction, rapid hardening becomes bulk particle postprecipitation at the bottom of pond; Add B agent to react with carbon element in sewage (as redness, blueness, black etc.), dispose various anions and canons further.Large blocky-shaped particle and cotton-shaped compound are for making the material of construction of hollow brick.
(4) filter through resin filter; Upper strata clear water obtained after secondary sedimentation filters through resin filter 7 again, the calcium ion dissociated, magnesium ion, sodium ion, chlorion and some heavy metal chromium ion, iron ion, mn ion, lead ion and mercury ion is filtered out in water;
(5) obtained pure water is purified further through RO reverse osmosis water purifier: the clear water after filtration is through the RO reverse osmosis water purifier 8 obtained pure water of purification further;
(6) pure water electrolysis obtains hydrogen and oxygen: by obtained pure water stored in pure water water reservoir 9, then passed in electrolytic water device 10 by the pure water in pure water water reservoir 9 and carry out electrolysis, obtained hydrogen and oxygen.
Embodiment 4: a kind of method of electrolyzing sewage hydrogen making and oxygen, it comprises the steps: (1) sewage primary sedimentation; (2) in the sewage after primary sedimentation, A agent and B agent is added; (3) sewage secondary precipitation; (4) filter through resin filter; (5) pure water is obtained through RO reverse osmosis water purifier; (6) pure water electrolysis obtains hydrogen and oxygen;
(1) sewage primary sedimentation: sewage is entered in primary sedimentation basin 1 and leave standstill, make the scale precipitation of the silt in sewage, large grained bottom primary sedimentation basin 1;
(2) in the sewage after primary sedimentation, A agent and B agent is added: the effluent stream after primary sedimentation is through being connected the pipeline of primary sedimentation basin 1 and secondary sedimentation basins 6, in the sewage after primary sedimentation, A agent and B agent is added by A agent chemicals dosing plant 2 and B agent chemicals dosing plant 4, and stir through A agent Self-leveling stirrer 3 and B agent Self-leveling stirrer 5, wherein the mass ratio of A agent and sewage is 0.5: 950, the mass ratio of B agent and sewage is 0.5: 950, sewage first mixes with A agent along pipeline, mix with B agent again, then flow into secondary sedimentation basins 6; Wherein, A agent is made up of the component of following mass parts, 20 parts, Tai-Ace S 150,30 parts, aluminum chloride.B agent is made up of the component of following mass parts, polyacrylamide 2 parts, water glass 5 parts.
(3) sewage secondary precipitation; The sewage adding medicament flows into secondary sedimentation basins 6, leaves standstill after 2 hours-4 hours, makes sewage occur layering, and upper strata is transparent clean and reach the clear water of emission standard, and lower floor is large blocky-shaped particle under precipitation and cotton-shaped compound; Add A agent can with the chromium ion in sewage, calcium ion, iron ion and magnesium ion generation redox reaction, rapid hardening becomes bulk particle postprecipitation at the bottom of pond; Add B agent to react with carbon element in sewage (as redness, blueness, black etc.), dispose various anions and canons further.Large blocky-shaped particle and cotton-shaped compound are for making the material of construction of hollow brick.
(4) filter through resin filter; Upper strata clear water obtained after secondary sedimentation filters through resin filter 7 again, the calcium ion dissociated, magnesium ion, sodium ion, chlorion and some heavy metal chromium ion, iron ion, mn ion, lead ion and mercury ion is filtered out in water;
(5) obtained pure water is purified further through RO reverse osmosis water purifier: the clear water after filtration is through the RO reverse osmosis water purifier 8 obtained pure water of purification further;
(6) pure water electrolysis obtains hydrogen and oxygen: by obtained pure water stored in pure water water reservoir 9, then passed in electrolytic water device 10 by the pure water in pure water water reservoir 9 and carry out electrolysis, obtained hydrogen and oxygen.