CN109231724A - A kind of coal chemical industry high concentration hard-degraded organic waste water processing method - Google Patents
A kind of coal chemical industry high concentration hard-degraded organic waste water processing method Download PDFInfo
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Abstract
The invention discloses a kind of coal chemical industry high concentration hard-degraded organic waste water processing methods, comprising the following steps: S1, introduces reaction tank after waste water is passed through grid sewage-removing machine, under high temperature and pressure, logical oxygen treatments applied obtains coagulation water；S2 plus inorganic agent I stir process add inorganic agent II to continue to stir, stand filtering, obtain secondary treated wastewater after adjusting PH；S3, the mixture for increasing macroporous adsorbent resin and cellular activated carbon after being dispersed with stirring uniformly, stand through biofilm filtration impurity elimination, obtain tertiary treatment water；S4, carry out disinfection to tertiary treatment water processing, after detection is qualified, introduces reservoir reuse.Coal chemical industry high concentration hard-degraded organic waste water processing method proposed by the present invention, easy to operate, process flow is simple, treatment conditions are mild, operational management and are of relatively low cost, and organic pollutant and toxic pollutant degradation removal are thorough, stable effluent quality can must be widely applied.
Description
Technical field
The present invention relates to technical field of waste water processing more particularly to a kind of coal chemical industry high concentration hard-degraded organic waste water to handle
Method.
Background technique
Coal chemical industry refers to using coal as raw material, so that coal is converted into gas, liquid and solid product or half production through chemical process
Product are then further processed into the industry of chemical industry, energy products.Coal Chemical Engineering Project water consumption is huge, year water consumption be typically up to
Thousands of ten thousand steres.Coal resources in China is concentrated mainly on the north and northwest, exactly these local water resource wretched insufficiencies.With
China's coal chemical industry flourishes, and country requires to be continuously improved and reinforce to industrial blowdown, by coal chemical industrial waste water
Maximum reuse can effectively save water resource, alleviate the predicament of water resource critical shortage.
Coal chemical industrial waste water amount is big, and water quality is complicated, containing a large amount of organic pollutant phenol, sulphur and ammonia etc., and containing a large amount of
The toxic pollutants such as biphenyl, pyridine, indoles and quinoline, toxicity is big, and the influence to ecological environment and water resource is huge.Often at present
Coal chemical wastewater treating technique is divided into coagulation, two stage treatment and advanced treating.Coagulation pre-processes, including every
Oil, air bearing, precipitating, hydrolysis acidification etc.；Two stage treatment is mainly biochemical treatment, and it is useless to generally use Wastewater Treated by Activated Sludge Process coal chemical industry
Water；The common method of advanced treating is coagulating sedimentation, advanced oxidation, subsequent biochemical processing etc..Overall craft process is complicated, operation
Management and relative cost are also higher, and since there is a large amount of difficult to degrade and biodegradable compounds of inhibition in coal chemical industrial waste water
Presence so that the biochemical treatment in two stage treatment cannot be removed effectively the organic matter in waste water, effluent quality is difficult to stabilization and reaches
Mark.Based on above statement, the invention proposes a kind of coal chemical industry high concentration hard-degraded organic waste water processing methods.
Summary of the invention
The purpose of the present invention is to solve the processing overall craft process complexity of coal chemical industrial waste water in the prior art, operation pipes
The problem of reason and relative cost are also higher, and effluent quality is difficult to stably reaching standard, and a kind of coal chemical industry high-concentration hardly-degradable proposed
Method for processing organic wastewater.
A kind of coal chemical industry high concentration hard-degraded organic waste water processing method, comprising the following steps:
S1, the coal chemical industry high concentration hard-degraded organic waste water in wastewater collection pond is reacted by introducing after grid sewage-removing machine
Chi Zhong, pressure be 17~22MPa, temperature be 110~130 DEG C under conditions of, be passed through oxygen to dissolved oxygen amount be 4.45~
8.05mg/L, 3~8h of processing obtain coagulation water；
S2, the input amount by 20~45mg/L, inorganic agent I is put into coagulation water, and control stirring rate is 400
~600r/min, 2~5h of stir process, be added dropwise sodium hydroxide solution that mass fraction is 35% to PH be 9.2, by 18~
The input amount of 33mg/L puts into inorganic agent II in coagulation water, and it is constant to be kept stirring rate, continues 2~5h of stirring, quiet
Filtering is set, secondary treated wastewater is obtained；
S3, the input amount by 45~65mg/L, by the mixture of the macroporous absorbent resin of mass ratio 3:1 and cellular activated carbon
It is added in secondary treated wastewater, after being dispersed with stirring uniformly, stands through biofilm filtration impurity elimination, obtain tertiary treatment water；
S4, it is carried out disinfection processing using ozone to tertiary treatment water, after detection is qualified, introduces reservoir reuse；
The inorganic agent I is made by following methods:
S1,8~15 parts by weight of nano iron oxide, 10~20 parts by weight of diatomite, 12~18 parts by weight of zeolite powder, second are weighed
15~22 parts by weight of isoamyl valerate, 5~12 parts by weight of isopropyl ether, 3~8 parts by weight of hydroxypropyl chitosan and polymeric aluminium ferrum silicate 10
~16 parts by weight are spare；
S2, it is ground after mixing diatomite and zeolite powder, is then added in Ultrasound Instrument, is added jointly with nano iron oxide
Isoamyl acetate and isopropyl ether, 5~10min of ultrasonic mixing, then heats to 55~75 DEG C at room temperature, and hydroxypropyl is added
Sugar and polymeric aluminium ferrum silicate continue 3~8min of dispersion, and cooling to obtain the final product；
The inorganic agent II is made by following methods:
S1,8~14 parts by weight of anhydrous magnesium sulfate, 4~7 parts by weight of calcium dihydrogen phosphate, 5~12 weight of nano-titanium dioxide are weighed
Measure part, 3~8 parts by weight of dicyanodiamine, 2~5 parts by weight of aminoglucose hydrochloride, 2~3 parts by weight of distannous citrate,
10~18 parts by weight of ethanol solution that mass fraction is 25%, 18~25 parts by weight of deionized water are spare；
S2, anhydrous magnesium sulfate and calcium dihydrogen phosphate are added to jointly in the ethanol solution that mass fraction is 25%, stirring
5~10min is mixed, is warming up to 60~75 DEG C, dicyanodiamine and distannous citrate is added, continuess to mix uniform mixture
I；
S3, nano-titanium dioxide is add to deionized water, after ultrasonic disperse is uniform, is warming up to 78~98 DEG C, is added
Aminoglucose hydrochloride, continuation ultrasonic disperse is uniform to obtain mixtures II；
S4, mixture I and mixtures II are added in mixer jointly, after mixing, heat drying to obtain the final product.
Preferably, the inorganic agent I is made of the raw material of following parts by weight: 12 parts by weight of nano iron oxide, diatomite 15
Parts by weight, 15 parts by weight of zeolite powder, 18 parts by weight of isoamyl acetate, 8 parts by weight of isopropyl ether, 5 parts by weight of hydroxypropyl chitosan and
13 parts by weight of polymeric aluminium ferrum silicate.
Preferably, the inorganic agent II is made of the raw material of following parts by weight: 11 parts by weight of anhydrous magnesium sulfate, biphosphate
5 parts by weight of calcium, 8 parts by weight of nano-titanium dioxide, 5 parts by weight of dicyanodiamine, 3.5 parts by weight of aminoglucose hydrochloride, quality
20 parts by weight of ethanol solution that score is 25%.
A kind of coal chemical industry high concentration hard-degraded organic waste water processing method proposed by the present invention, has the advantages that
1, the present invention is by waste water by introducing reaction tank after grid sewage-removing machine, and under high temperature and pressure, logical oxygen treatments applied obtains one
Grade processing water；Add inorganic agent I stir process into coagulation water, add inorganic agent II to continue to stir after adjusting PH, stand filtering,
Obtain secondary treated wastewater；The mixture that macroporous adsorbent resin and cellular activated carbon are increased into secondary treated wastewater, after being dispersed with stirring uniformly,
It stands through biofilm filtration impurity elimination, obtains tertiary treatment water；Finally carry out disinfection processing to tertiary treatment water；The present invention passes through in height
Increasing the dissolved oxygen amount in waste water under warm condition of high voltage, the preliminary oxidation for effectively realizing Organic Pollutants in Wastewater decomposes, point
Secondary addition inorganic agent I and inorganic agent II, can further degradable organic pollutant and toxic pollutant, finally utilize macroporous absorption
The huge specific surface area and porosity of resin and cellular activated carbon mixture carries out further separating-purifying to secondary treated wastewater,
After biofilm filtration, carry out ozone sterilization and handle qualified water to obtain the final product, it is processed by the invention after coal chemical industrial waste water discharge water
Matter is stablized, and water outlet reaches the first discharge standard of " integrated wastewater discharge standard " (GB8978-1996).
2, the present invention mixes diatomite and zeolite powder mixed grinding and nano iron oxide, isoamyl acetate and isopropyl ether
Dispersion is closed, heating plus hydroxypropyl chitosan and polymeric aluminium ferrum silicate continue to disperse to obtain inorganic agent I；The present invention by anhydrous magnesium sulfate and
Calcium dihydrogen phosphate is added in ethanol solution, is stirred heating plus dicyanodiamine and distannous citrate mixes to obtain mixture
I；Nano-titanium dioxide is added in deionized water, heating plus aminoglucose hydrochloride, continue to disperse mixed after ultrasonic disperse
Close object II；After mixing by mixture I and mixtures II finally, heat drying obtains inorganic agent II；Utilize inorganic agent I and processing
Agent II is added by several times, and the method successively handled can effectively realize that oxidation, degradation, flocculation, bonding, absorption, sedimentation etc. are a variety of
Function；I.e. in waste water hardly degraded organic substance (such as phenol, sulphur and ammonia) and contain a large amount of biphenyl, pyridine, indoles and quinoline
Equal toxic pollutants carry out initial oxidation decomposition, degradation, and laggard one-step removal, separation make to handle COD in obtained water outlet, volatilization
The content of phenol, ammonia nitrogen and sulfide is far below professional standard, and is discharged testing result and shows without biphenyl, pyridine, indoles and quinoline
The toxic pollutants such as quinoline.
3, the coal chemical industry high concentration hard-degraded organic waste water processing method effective solution proposed by the present invention prior art
Middle coal chemical industrial waste water processing overall craft process is complicated, and operational management and relative cost are also higher, and effluent quality is difficult to stabilization and reaches
Target problem, easy to operate, process flow is simple, and treatment conditions are mild, operational management and is of relatively low cost, and organic dirt
Contaminate object and toxic pollutant degradation removal thoroughly, stable effluent quality can must be widely applied.
Specific embodiment
Combined with specific embodiments below the present invention is made further to explain.
Embodiment one
A kind of coal chemical industry high concentration hard-degraded organic waste water processing method proposed by the present invention, comprising the following steps:
S1, the coal chemical industry high concentration hard-degraded organic waste water in wastewater collection pond is reacted by introducing after grid sewage-removing machine
Chi Zhong is 17MPa in pressure, and under conditions of temperature is 110 DEG C, being passed through oxygen to dissolved oxygen amount is 4.45mg/L, and processing 3h obtains one
Grade processing water；
S2, the input amount by 20mg/L, inorganic agent I is put into coagulation water, and control stirring rate is 400r/
Min, stir process 2h, the sodium hydroxide solution that dropwise addition mass fraction is 35% to PH is 9.2, will by the input amount of 18mg/L
Inorganic agent II is put into coagulation water, and it is constant to be kept stirring rate, is continued to stir 2h, is stood filtering, obtain secondary treated wastewater；
The mixture of the macroporous absorbent resin of mass ratio 3:1 and cellular activated carbon is added by S3, the input amount by 45mg/L
Into secondary treated wastewater, after being dispersed with stirring uniformly, stands through biofilm filtration impurity elimination, obtain tertiary treatment water；
S4, it is carried out disinfection processing using ozone to tertiary treatment water, after detection is qualified, introduces reservoir reuse；
The inorganic agent I is made by following methods:
S1,8 parts by weight of nano iron oxide, 10 parts by weight of diatomite, 12 parts by weight of zeolite powder, 15 weight of isoamyl acetate are weighed
It is spare to measure part, 5 parts by weight of isopropyl ether, 3 parts by weight of hydroxypropyl chitosan and 10 parts by weight of polymeric aluminium ferrum silicate；
S2, it is ground after mixing diatomite and zeolite powder, is then added in Ultrasound Instrument, is added jointly with nano iron oxide
Isoamyl acetate and isopropyl ether, ultrasonic mixing 5min, then heats to 55 DEG C at room temperature, and hydroxypropyl chitosan and polymerization is added
Aluminium iron silicate continues to disperse 3min, and cooling to obtain the final product；
The inorganic agent II is made by following methods:
S1,8 parts by weight of anhydrous magnesium sulfate, 4 parts by weight of calcium dihydrogen phosphate, 5 parts by weight of nano-titanium dioxide, dicyan two are weighed
3 parts by weight of amine, 2 parts by weight of aminoglucose hydrochloride, 2 parts by weight of distannous citrate, the ethyl alcohol that mass fraction is 25%
10 parts by weight of solution, 18 parts by weight of deionized water are spare；
S2, anhydrous magnesium sulfate and calcium dihydrogen phosphate are added to jointly in the ethanol solution that mass fraction is 25%, stirring
5min is mixed, is warming up to 60 DEG C, dicyanodiamine and distannous citrate is added, continuess to mix uniform mixture I；
S3, nano-titanium dioxide is add to deionized water, after ultrasonic disperse is uniform, is warming up to 78 DEG C, amino is added
Glucosamine salt hydrochlorate, continuation ultrasonic disperse is uniform to obtain mixtures II；
S4, mixture I and mixtures II are added in mixer jointly, after mixing, heat drying to obtain the final product.
Embodiment two
A kind of coal chemical industry high concentration hard-degraded organic waste water processing method proposed by the present invention, comprising the following steps:
S1, the coal chemical industry high concentration hard-degraded organic waste water in wastewater collection pond is reacted by introducing after grid sewage-removing machine
Chi Zhong is 20MPa in pressure, and under conditions of temperature is 120 DEG C, being passed through oxygen to dissolved oxygen amount is 6.25mg/L, and processing 5h obtains one
Grade processing water；
S2, the input amount by 32mg/L, inorganic agent I is put into coagulation water, and control stirring rate is 500r/
Min, stir process 3.5h, be added dropwise sodium hydroxide solution that mass fraction is 35% to PH be 9.2, by the input amount of 25mg/L,
Inorganic agent II is put into coagulation water, it is constant to be kept stirring rate, continues to stir 3.5h, stands filtering, obtain at second level
Manage water；
The mixture of the macroporous absorbent resin of mass ratio 3:1 and cellular activated carbon is added by S3, the input amount by 55mg/L
Into secondary treated wastewater, after being dispersed with stirring uniformly, stands through biofilm filtration impurity elimination, obtain tertiary treatment water；
S4, it is carried out disinfection processing using ozone to tertiary treatment water, after detection is qualified, introduces reservoir reuse；
The inorganic agent I is made by following methods:
S1,12 parts by weight of nano iron oxide, 15 parts by weight of diatomite, 15 parts by weight of zeolite powder, isoamyl acetate 18 are weighed
Parts by weight, 8 parts by weight of isopropyl ether, 5 parts by weight of hydroxypropyl chitosan and 13 parts by weight of polymeric aluminium ferrum silicate are spare；
S2, it is ground after mixing diatomite and zeolite powder, is then added in Ultrasound Instrument, is added jointly with nano iron oxide
Isoamyl acetate and isopropyl ether, ultrasonic mixing 8min, then heats to 65 DEG C at room temperature, and hydroxypropyl chitosan and polymerization is added
Aluminium iron silicate continues to disperse 5min, and cooling to obtain the final product；
The inorganic agent II is made by following methods:
S1,11 parts by weight of anhydrous magnesium sulfate, 5 parts by weight of calcium dihydrogen phosphate, 8 parts by weight of nano-titanium dioxide, dicyan are weighed
5 parts by weight of diamines, 3.5 parts by weight of aminoglucose hydrochloride, mass fraction are spare for 25% 20 parts by weight of ethanol solution；
S2, anhydrous magnesium sulfate and calcium dihydrogen phosphate are added to jointly in the ethanol solution that mass fraction is 25%, stirring
8min is mixed, is warming up to 68 DEG C, dicyanodiamine and distannous citrate is added, continuess to mix uniform mixture I；
S3, nano-titanium dioxide is add to deionized water, after ultrasonic disperse is uniform, is warming up to 88 DEG C, amino is added
Glucosamine salt hydrochlorate, continuation ultrasonic disperse is uniform to obtain mixtures II；
S4, mixture I and mixtures II are added in mixer jointly, after mixing, heat drying to obtain the final product.
Embodiment three
A kind of coal chemical industry high concentration hard-degraded organic waste water processing method proposed by the present invention, comprising the following steps:
S1, the coal chemical industry high concentration hard-degraded organic waste water in wastewater collection pond is reacted by introducing after grid sewage-removing machine
Chi Zhong is 22MPa in pressure, and under conditions of temperature is 130 DEG C, being passed through oxygen to dissolved oxygen amount is 8.05mg/L, and processing 8h obtains one
Grade processing water；
S2, the input amount by 45mg/L, inorganic agent I is put into coagulation water, and control stirring rate is 600r/
Min, stir process 5h, the sodium hydroxide solution that dropwise addition mass fraction is 35% to PH is 9.2, will by the input amount of 33mg/L
Inorganic agent II is put into coagulation water, and it is constant to be kept stirring rate, is continued to stir 5h, is stood filtering, obtain secondary treated wastewater；
The mixture of the macroporous absorbent resin of mass ratio 3:1 and cellular activated carbon is added by S3, the input amount by 65mg/L
Into secondary treated wastewater, after being dispersed with stirring uniformly, stands through biofilm filtration impurity elimination, obtain tertiary treatment water；
S4, it is carried out disinfection processing using ozone to tertiary treatment water, after detection is qualified, introduces reservoir reuse；
The inorganic agent I is made by following methods:
S1,15 parts by weight of nano iron oxide, 20 parts by weight of diatomite, 18 parts by weight of zeolite powder, isoamyl acetate 22 are weighed
Parts by weight, 12 parts by weight of isopropyl ether, 8 parts by weight of hydroxypropyl chitosan and 16 parts by weight of polymeric aluminium ferrum silicate are spare；
S2, it is ground after mixing diatomite and zeolite powder, is then added in Ultrasound Instrument, is added jointly with nano iron oxide
Isoamyl acetate and isopropyl ether, ultrasonic mixing 10min, then heats to 75 DEG C at room temperature, and hydroxypropyl chitosan is added and gathers
It closes aluminium iron silicate, continues to disperse 8min, cooling to obtain the final product；
The inorganic agent II is made by following methods:
S1,14 parts by weight of anhydrous magnesium sulfate, 7 parts by weight of calcium dihydrogen phosphate, 12 parts by weight of nano-titanium dioxide, dicyan are weighed
8 parts by weight of diamines, 5 parts by weight of aminoglucose hydrochloride, 3 parts by weight of distannous citrate, the second that mass fraction is 25%
18 parts by weight of alcoholic solution, 25 parts by weight of deionized water are spare；
S2, anhydrous magnesium sulfate and calcium dihydrogen phosphate are added to jointly in the ethanol solution that mass fraction is 25%, stirring
10min is mixed, is warming up to 75 DEG C, dicyanodiamine and distannous citrate is added, continuess to mix uniform mixture I；
S3, nano-titanium dioxide is add to deionized water, after ultrasonic disperse is uniform, is warming up to 98 DEG C, amino is added
Glucosamine salt hydrochlorate, continuation ultrasonic disperse is uniform to obtain mixtures II；
S4, mixture I and mixtures II are added in mixer jointly, after mixing, heat drying to obtain the final product.
Comparative example one
A kind of coal chemical industry high concentration hard-degraded organic waste water processing method proposed by the present invention, comprising the following steps:
S1, the coal chemical industry high concentration hard-degraded organic waste water in wastewater collection pond is reacted by introducing after grid sewage-removing machine
Chi Zhong is 17MPa in pressure, and under conditions of temperature is 110 DEG C, being passed through oxygen to dissolved oxygen amount is 4.45mg/L, and processing 3h obtains one
Grade processing water；
S2, the input amount by 20mg/L, inorganic agent I is put into coagulation water, and control stirring rate is 400r/
Min, stir process 2h, the sodium hydroxide solution that dropwise addition mass fraction is 35% are 9.2 to PH, obtain secondary treated wastewater；
The mixture of the macroporous absorbent resin of mass ratio 3:1 and cellular activated carbon is added by S3, the input amount by 45mg/L
Into secondary treated wastewater, after being dispersed with stirring uniformly, stands through biofilm filtration impurity elimination, obtain tertiary treatment water；
S4, it is carried out disinfection processing using ozone to tertiary treatment water, after detection is qualified, introduces reservoir reuse；
The inorganic agent I is made by following methods:
S1,8 parts by weight of nano iron oxide, 10 parts by weight of diatomite, 12 parts by weight of zeolite powder, 15 weight of isoamyl acetate are weighed
It is spare to measure part, 5 parts by weight of isopropyl ether, 3 parts by weight of hydroxypropyl chitosan and 10 parts by weight of polymeric aluminium ferrum silicate；
S2, it is ground after mixing diatomite and zeolite powder, is then added in Ultrasound Instrument, is added jointly with nano iron oxide
Isoamyl acetate and isopropyl ether, ultrasonic mixing 5min, then heats to 55 DEG C at room temperature, and hydroxypropyl chitosan and polymerization is added
Aluminium iron silicate continues to disperse 3min, and cooling to obtain the final product.
Comparative example two
A kind of coal chemical industry high concentration hard-degraded organic waste water processing method proposed by the present invention, comprising the following steps:
S1, the coal chemical industry high concentration hard-degraded organic waste water in wastewater collection pond is reacted by introducing after grid sewage-removing machine
Chi Zhong is 17MPa in pressure, and under conditions of temperature is 110 DEG C, being passed through oxygen to dissolved oxygen amount is 4.45mg/L, and processing 3h obtains one
Grade processing water；
The sodium hydroxide solution that S2, dropwise addition mass fraction are 35% is 9.2 to PH, by the input amount of 18mg/L, will be handled
Agent II is put into coagulation water, and it is constant to be kept stirring rate, is continued to stir 2h, is stood filtering, obtain secondary treated wastewater；
The mixture of the macroporous absorbent resin of mass ratio 3:1 and cellular activated carbon is added by S3, the input amount by 45mg/L
Into secondary treated wastewater, after being dispersed with stirring uniformly, stands through biofilm filtration impurity elimination, obtain tertiary treatment water；
S4, it is carried out disinfection processing using ozone to tertiary treatment water, after detection is qualified, introduces reservoir reuse；
The inorganic agent II is made by following methods:
S1,8 parts by weight of anhydrous magnesium sulfate, 4 parts by weight of calcium dihydrogen phosphate, 5 parts by weight of nano-titanium dioxide, dicyan two are weighed
3 parts by weight of amine, 2 parts by weight of aminoglucose hydrochloride, 2 parts by weight of distannous citrate, the ethyl alcohol that mass fraction is 25%
10 parts by weight of solution, 18 parts by weight of deionized water are spare；
S2, anhydrous magnesium sulfate and calcium dihydrogen phosphate are added to jointly in the ethanol solution that mass fraction is 25%, stirring
5min is mixed, is warming up to 60 DEG C, dicyanodiamine and distannous citrate is added, continuess to mix uniform mixture I；
S3, nano-titanium dioxide is add to deionized water, after ultrasonic disperse is uniform, is warming up to 78 DEG C, amino is added
Glucosamine salt hydrochlorate, continuation ultrasonic disperse is uniform to obtain mixtures II；
S4, mixture I and mixtures II are added in mixer jointly, after mixing, heat drying to obtain the final product.
Comparative example three
A kind of coal chemical industry high concentration hard-degraded organic waste water processing method proposed by the present invention, comprising the following steps:
S1, the coal chemical industry high concentration hard-degraded organic waste water in wastewater collection pond is reacted by introducing after grid sewage-removing machine
Chi Zhong is 17MPa in pressure, and under conditions of temperature is 110 DEG C, being passed through oxygen to dissolved oxygen amount is 4.45mg/L, and processing 3h obtains one
Grade processing water；
S2, the input amount by 18mg/L, inorganic agent II is put into coagulation water, and control stirring rate is 400r/
Min, stir process 2h, the sodium hydroxide solution that dropwise addition mass fraction is 35% to PH is 9.2, will by the input amount of 20mg/L
Inorganic agent I is put into coagulation water, and it is constant to be kept stirring rate, is continued to stir 2h, is stood filtering, obtain secondary treated wastewater；
The mixture of the macroporous absorbent resin of mass ratio 3:1 and cellular activated carbon is added by S3, the input amount by 45mg/L
Into secondary treated wastewater, after being dispersed with stirring uniformly, stands through biofilm filtration impurity elimination, obtain tertiary treatment water；
S4, it is carried out disinfection processing using ozone to tertiary treatment water, after detection is qualified, introduces reservoir reuse；
The inorganic agent I is made by following methods:
S1,8 parts by weight of nano iron oxide, 10 parts by weight of diatomite, 12 parts by weight of zeolite powder, 15 weight of isoamyl acetate are weighed
It is spare to measure part, 5 parts by weight of isopropyl ether, 3 parts by weight of hydroxypropyl chitosan and 10 parts by weight of polymeric aluminium ferrum silicate；
S2, it is ground after mixing diatomite and zeolite powder, is then added in Ultrasound Instrument, is added jointly with nano iron oxide
Isoamyl acetate and isopropyl ether, ultrasonic mixing 5min, then heats to 55 DEG C at room temperature, and hydroxypropyl chitosan and polymerization is added
Aluminium iron silicate continues to disperse 3min, and cooling to obtain the final product；
The inorganic agent II is made by following methods:
S1,8 parts by weight of anhydrous magnesium sulfate, 4 parts by weight of calcium dihydrogen phosphate, 5 parts by weight of nano-titanium dioxide, dicyan two are weighed
3 parts by weight of amine, 2 parts by weight of aminoglucose hydrochloride, 2 parts by weight of distannous citrate, the ethyl alcohol that mass fraction is 25%
10 parts by weight of solution, 18 parts by weight of deionized water are spare；
S2, anhydrous magnesium sulfate and calcium dihydrogen phosphate are added to jointly in the ethanol solution that mass fraction is 25%, stirring
5min is mixed, is warming up to 60 DEG C, dicyanodiamine and distannous citrate is added, continuess to mix uniform mixture I；
S3, nano-titanium dioxide is add to deionized water, after ultrasonic disperse is uniform, is warming up to 78 DEG C, amino is added
Glucosamine salt hydrochlorate, continuation ultrasonic disperse is uniform to obtain mixtures II；
S4, mixture I and mixtures II are added in mixer jointly, after mixing, heat drying to obtain the final product.
Comparative example four
A kind of coal chemical industry high concentration hard-degraded organic waste water processing method proposed by the present invention, comprising the following steps:
S1, the coal chemical industry high concentration hard-degraded organic waste water in wastewater collection pond is reacted by introducing after grid sewage-removing machine
Chi Zhong is 17MPa in pressure, and under conditions of temperature is 110 DEG C, being passed through oxygen to dissolved oxygen amount is 4.45mg/L, and processing 3h obtains one
Grade processing water；
S2, the input amount by 20mg/L, inorganic agent I is put into coagulation water, and control stirring rate is 400r/
Min, stir process 2h, the sodium hydroxide solution that dropwise addition mass fraction is 35% to PH is 9.2, will by the input amount of 18mg/L
Inorganic agent II is put into coagulation water, and it is constant to be kept stirring rate, is continued to stir 2h, is stood filtering, obtain secondary treated wastewater；
The mixture of the macroporous absorbent resin of mass ratio 3:1 and cellular activated carbon is added by S3, the input amount by 45mg/L
Into secondary treated wastewater, after being dispersed with stirring uniformly, stands through biofilm filtration impurity elimination, obtain tertiary treatment water；
S4, it is carried out disinfection processing using ozone to tertiary treatment water, after detection is qualified, introduces reservoir reuse；
The inorganic agent I is made by following methods: by 8 parts by weight of nano iron oxide, 10 parts by weight of diatomite, zeolite powder 12
Parts by weight, 15 parts by weight of isoamyl acetate, 10 weight of 5 parts by weight of isopropyl ether, 3 parts by weight of hydroxypropyl chitosan and polymeric aluminium ferrum silicate
Amount part is stirred at room temperature to obtain the final product；
The inorganic agent II is made by following methods: by 8 parts by weight of anhydrous magnesium sulfate, 4 parts by weight of calcium dihydrogen phosphate, nanometer
5 parts by weight of titanium dioxide, 3 parts by weight of dicyanodiamine, 2 parts by weight of aminoglucose hydrochloride, 2 weight of distannous citrate
Part, 10 parts by weight of ethanol solution that mass fraction is 25%, 18 parts by weight of deionized water are stirred at room temperature to obtain the final product.
Respectively using above-described embodiment one~ThreeAnd the wastewater treatment method in comparative example one~tetra- is to same coal chemical industry
The high concentration hard-degraded organic waste water of factory is handled (the original water quality data of coal plant's waste water: pH value 9, COD COD
10680mg/L, volatile phenol 640mg/L, ammonia nitrogen 538mg/L, sulfide 685mg/L), and sewage quality is examined to treated
It surveys, as a result see the table below:
Table:
As seen from the above table: the wastewater treatment method in the embodiment of the present invention one~tri- is organic to coal chemical industry high-concentration hardly-degradable
The treatment effeciency of waste water is much higher than the wastewater treatment method in comparative example one~tetra-, and through the embodiment of the present invention one~tri-, treated
Stable effluent quality is up to standard, COD down to 58mg/L, volatile phenol down to 0.2mg/L, ammonia nitrogen down to 7mg/L, sulfide down to
0.3mg/L, and testing result shows that, without toxic pollutants such as biphenyl, pyridine, indoles and quinoline, water outlet reaches " integrated wastewater
Discharge standard " (GB8978-1996) first discharge standard.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (3)
1. a kind of coal chemical industry high concentration hard-degraded organic waste water processing method, which comprises the following steps:
S1, reaction tank is introduced after the coal chemical industry high concentration hard-degraded organic waste water in wastewater collection pond is passed through grid sewage-removing machine
In, it is 17~22MPa in pressure, under conditions of temperature is 110~130 DEG C, being passed through oxygen to dissolved oxygen amount is 4.45~8.05mg/
L, 3~8h of processing obtain coagulation water；
S2, the input amount by 20~45mg/L, inorganic agent I is put into coagulation water, control stirring rate be 400~
600r/min, 2~5h of stir process, the sodium hydroxide solution that dropwise addition mass fraction is 35% to PH is 9.2, by 18~33mg/L
Input amount, inorganic agent II is put into coagulation water, it is constant to be kept stirring rate, continues 2~5h of stirring, stood
Filter, obtains secondary treated wastewater；
The mixture of the macroporous absorbent resin of mass ratio 3:1 and cellular activated carbon is added by S3, the input amount by 45~65mg/L
Into secondary treated wastewater, after being dispersed with stirring uniformly, stands through biofilm filtration impurity elimination, obtain tertiary treatment water；
S4, it is carried out disinfection processing using ozone to tertiary treatment water, after detection is qualified, introduces reservoir reuse；
The inorganic agent I is made by following methods:
S1, to weigh 8~15 parts by weight of nano iron oxide, 10~20 parts by weight of diatomite, 12~18 parts by weight of zeolite powder, acetic acid different
15~22 parts by weight of pentyl ester, 5~12 parts by weight of isopropyl ether, 3~8 parts by weight of hydroxypropyl chitosan and polymeric aluminium ferrum silicate 10~16
Parts by weight are spare；
S2, it is ground after mixing diatomite and zeolite powder, is then added in Ultrasound Instrument jointly with nano iron oxide, acetic acid is added
Isopentyl ester and isopropyl ether, at room temperature 5~10min of ultrasonic mixing then heat to 55~75 DEG C, be added hydroxypropyl chitosan and
Polymeric aluminium ferrum silicate continues 3~8min of dispersion, and cooling to obtain the final product；
The inorganic agent II is made by following methods:
S1,8~14 parts by weight of anhydrous magnesium sulfate, 4~7 parts by weight of calcium dihydrogen phosphate, 5~12 weight of nano-titanium dioxide are weighed
Part, 3~8 parts by weight of dicyanodiamine, 2~5 parts by weight of aminoglucose hydrochloride, 2~3 parts by weight of distannous citrate, matter
10~18 parts by weight of ethanol solution that score is 25% are measured, 18~25 parts by weight of deionized water are spare；
S2, anhydrous magnesium sulfate and calcium dihydrogen phosphate are added in the ethanol solution that mass fraction is 25% jointly, are stirred 5
~10min, is warming up to 60~75 DEG C, and dicyanodiamine and distannous citrate is added, and continuess to mix uniform mixture I；
S3, nano-titanium dioxide is add to deionized water, after ultrasonic disperse is uniform, is warming up to 78~98 DEG C, amino is added
Glucosamine salt hydrochlorate, continuation ultrasonic disperse is uniform to obtain mixtures II；
S4, mixture I and mixtures II are added in mixer jointly, after mixing, heat drying to obtain the final product.
2. a kind of coal chemical industry high concentration hard-degraded organic waste water processing method according to claim 1, which is characterized in that institute
It states inorganic agent I to be made of the raw material of following parts by weight: 12 parts by weight of nano iron oxide, 15 parts by weight of diatomite, 15 weight of zeolite powder
Measure part, 18 parts by weight of isoamyl acetate, 13 weight of 8 parts by weight of isopropyl ether, 5 parts by weight of hydroxypropyl chitosan and polymeric aluminium ferrum silicate
Part.
3. a kind of coal chemical industry high concentration hard-degraded organic waste water processing method according to claim 1, which is characterized in that institute
It states inorganic agent II to be made of the raw material of following parts by weight: 11 parts by weight of anhydrous magnesium sulfate, 5 parts by weight of calcium dihydrogen phosphate, nanometer two
8 parts by weight of titanium oxide, 5 parts by weight of dicyanodiamine, 3.5 parts by weight of aminoglucose hydrochloride, the ethyl alcohol that mass fraction is 25%
20 parts by weight of solution.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110407280A (en) * | 2019-04-09 | 2019-11-05 | 临沂大学 | A kind of process using environment steroids organic substance in MAR removal drinking water |
| CN111675424A (en) * | 2020-07-22 | 2020-09-18 | 福建省蓝深环保技术股份有限公司 | Sewage treatment process with MBBR |
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| CN102908997A (en) * | 2012-10-10 | 2013-02-06 | 暨南大学 | Compound water treatment agent and preparation method and application of water treatment agent |
| CN205473116U (en) * | 2016-01-14 | 2016-08-17 | 刘和来 | Colliery well sewage treatment system |
| CN106044988A (en) * | 2016-08-08 | 2016-10-26 | 李云海 | Flocculant for sewage treatment |
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| JPH11137958A (en) * | 1997-09-08 | 1999-05-25 | Mitsubishi Heavy Ind Ltd | Treatment of stack gas desulfurization waste water |
| CN102908997A (en) * | 2012-10-10 | 2013-02-06 | 暨南大学 | Compound water treatment agent and preparation method and application of water treatment agent |
| CN205473116U (en) * | 2016-01-14 | 2016-08-17 | 刘和来 | Colliery well sewage treatment system |
| CN106044988A (en) * | 2016-08-08 | 2016-10-26 | 李云海 | Flocculant for sewage treatment |
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| CN110407280A (en) * | 2019-04-09 | 2019-11-05 | 临沂大学 | A kind of process using environment steroids organic substance in MAR removal drinking water |
| CN110407280B (en) * | 2019-04-09 | 2021-09-17 | 临沂大学 | Process method for removing environmental hormone organic substances in drinking water by using MAR |
| CN111675424A (en) * | 2020-07-22 | 2020-09-18 | 福建省蓝深环保技术股份有限公司 | Sewage treatment process with MBBR |
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