CN108726602A - Coal tar hydrogenating production wastewater treatment system - Google Patents
Coal tar hydrogenating production wastewater treatment system Download PDFInfo
- Publication number
- CN108726602A CN108726602A CN201810884032.0A CN201810884032A CN108726602A CN 108726602 A CN108726602 A CN 108726602A CN 201810884032 A CN201810884032 A CN 201810884032A CN 108726602 A CN108726602 A CN 108726602A
- Authority
- CN
- China
- Prior art keywords
- waste water
- ammonia
- tower
- separator
- delivery pump
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000011280 coal tar Substances 0.000 title claims abstract description 42
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 39
- 238000004065 wastewater treatment Methods 0.000 title claims abstract description 32
- 239000002351 wastewater Substances 0.000 claims abstract description 118
- 239000007921 spray Substances 0.000 claims abstract description 63
- 239000007788 liquid Substances 0.000 claims abstract description 49
- 238000004939 coking Methods 0.000 claims abstract description 36
- 239000003245 coal Substances 0.000 claims abstract description 24
- 238000000034 method Methods 0.000 claims abstract description 20
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 202
- 229910021529 ammonia Inorganic materials 0.000 claims description 101
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 84
- 239000000571 coke Substances 0.000 claims description 71
- 239000007789 gas Substances 0.000 claims description 71
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 62
- 229910052717 sulfur Inorganic materials 0.000 claims description 60
- 239000011593 sulfur Substances 0.000 claims description 60
- 238000012432 intermediate storage Methods 0.000 claims description 54
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 42
- 239000000908 ammonium hydroxide Substances 0.000 claims description 38
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims description 38
- 239000012267 brine Substances 0.000 claims description 37
- 238000002485 combustion reaction Methods 0.000 claims description 36
- 230000003009 desulfurizing effect Effects 0.000 claims description 28
- 238000010612 desalination reaction Methods 0.000 claims description 25
- 239000002699 waste material Substances 0.000 claims description 22
- 238000005201 scrubbing Methods 0.000 claims description 21
- 238000003860 storage Methods 0.000 claims description 20
- 238000000926 separation method Methods 0.000 claims description 15
- 230000008569 process Effects 0.000 claims description 14
- 238000006477 desulfuration reaction Methods 0.000 claims description 11
- 230000023556 desulfurization Effects 0.000 claims description 11
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 10
- 239000003546 flue gas Substances 0.000 claims description 10
- 238000004508 fractional distillation Methods 0.000 claims description 10
- 235000019476 oil-water mixture Nutrition 0.000 claims description 7
- 239000003513 alkali Substances 0.000 claims description 5
- 239000001257 hydrogen Substances 0.000 claims description 5
- 229910052739 hydrogen Inorganic materials 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 4
- 238000010025 steaming Methods 0.000 claims description 4
- 238000005406 washing Methods 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000011033 desalting Methods 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 3
- 239000004519 grease Substances 0.000 claims 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 36
- 239000002893 slag Substances 0.000 description 10
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 7
- 235000019198 oils Nutrition 0.000 description 7
- 230000004048 modification Effects 0.000 description 6
- 238000012986 modification Methods 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 229910052749 magnesium Inorganic materials 0.000 description 5
- 239000011777 magnesium Substances 0.000 description 5
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 238000004064 recycling Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 3
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000003020 moisturizing effect Effects 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 239000005864 Sulphur Substances 0.000 description 2
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000006386 neutralization reaction Methods 0.000 description 2
- 231100000614 poison Toxicity 0.000 description 2
- 230000007096 poisonous effect Effects 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000005243 fluidization Methods 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 239000000383 hazardous chemical Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B57/00—Other carbonising or coking processes; Features of destructive distillation processes in general
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
- C10K1/00—Purifying combustible gases containing carbon monoxide
- C10K1/002—Removal of contaminants
- C10K1/003—Removal of contaminants of acid contaminants, e.g. acid gas removal
- C10K1/004—Sulfur containing contaminants, e.g. hydrogen sulfide
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
- C10K1/00—Purifying combustible gases containing carbon monoxide
- C10K1/08—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors
- C10K1/10—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors with aqueous liquids
- C10K1/12—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors with aqueous liquids alkaline-reacting including the revival of the used wash liquors
- C10K1/121—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors with aqueous liquids alkaline-reacting including the revival of the used wash liquors containing NH3 only (possibly in combination with NH4 salts)
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/04—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste liquors, e.g. sulfite liquors
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/18—Nature of the water, waste water, sewage or sludge to be treated from the purification of gaseous effluents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/34—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32
- C02F2103/36—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from the manufacture of organic compounds
- C02F2103/365—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from the manufacture of organic compounds from petrochemical industry (e.g. refineries)
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/05—Conductivity or salinity
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/05—Conductivity or salinity
- C02F2209/055—Hardness
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Water Supply & Treatment (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Industrial Gases (AREA)
Abstract
The invention discloses a kind of coal tar hydrogenating production wastewater treatment systems, including coking emptying tower, retort and oily waste water conveying device, the first tower top gas-liquid separator is provided on coking emptying tower, the first tower top gas-liquid separator is used to detach the oily waste water that coking emptying tower generates；It is provided with furnace body auxiliary coal bin on retort, the first spray equipment is provided in furnace body auxiliary coal bin；First tower top gas-liquid separator is connected to by oily waste water conveying device with the first spray equipment, and the oily waste water of the first tower top gas-liquid separator separates is delivered to the first spray equipment and is sprayed in furnace body auxiliary coal bin by the first spray equipment.The oily waste water that coking emptying tower generates can be effectively removed in coal tar hydrogenating production process.Solve the problems, such as that the oily waste water that coal tar hydrogenating industry in the prior art generates is difficult to be difficult to meet processing requirement in processing procedure.
Description
Technical field
The present invention relates to coal tar production fields, in particular to a kind of coal tar hydrogenating production wastewater treatment system.
Background technology
Existing semi-coke-lighting fuel oil-magnesium metal-power generation cycle economic industry chain, the production of coal tar hydrogenating industry
The waste water of discharge, mainly have the sulfur-bearing generated during the gas washing wastewater of high concentration, coal tar deep processing, oily waste water with
And the chemical strong brine etc. that Desultwater Station generates, it is poisonous and hazardous that this waste water contains a large amount of phenols, ammonia nitrogen and sulfide etc.
Substance, the COD in waste water are averaged 5000mg/L or more, and the ammonia nitrogen 500mg/L or more that is averaged is even higher；It is most organic in waste water
Pollutant can not pass through existing biochemical treatment system degradation treatment.
Existing wastewater treatment equipment is difficult to the poisonous and hazardous substance processing in above-mentioned waste water thoroughly, cannot be satisfied useless
Water process requirement, seriously affects coal tar hydrogenating production wastewater treatment system.
Invention content
The main purpose of the present invention is to provide a kind of coal tar hydrogenating production wastewater treatment systems, existing at least to solve
The problem of oily waste water that coal tar hydrogenating industry in technology generates is difficult to be difficult to meet processing requirement in processing procedure.
To achieve the goals above, the present invention provides a kind of coal tar hydrogenating production wastewater treatment systems, including：Coking
It is vented tower, is provided with the first tower top gas-liquid separator on coking emptying tower, the first tower top gas-liquid separator is put for detaching coking
The oily waste water that void tower generates；Retort is provided with furnace body auxiliary coal bin on retort, first is provided in furnace body auxiliary coal bin
Spray equipment；Oily waste water conveying device；Wherein, the first tower top gas-liquid separator passes through oily waste water conveying device and the first spray
Shower device is connected to, and the oily waste water of the first tower top gas-liquid separator separates is delivered to the first spray equipment and by the first spray
Shower device is sprayed in furnace body auxiliary coal bin.
Further, oily waste water conveying device includes：First intermediate storage tank；First delivery pump, the first delivery pump enter
Mouth end is connected to the first tower top gas-liquid separator, and the outlet end of the first delivery pump is connected to the first intermediate storage tank, by the first tower
The oily waste water of top gas-liquid separator separates is delivered to the storage of the first intermediate storage tank；Second delivery pump, the entrance of the second delivery pump
End is connected to the first intermediate storage tank, and the outlet end of the second delivery pump is connected to the first spray equipment, will be stored among first
Oily waste water in storage tank is delivered to the first spray equipment.
Further, ground coking fractional distillation column is provided with the second tower top gas-liquid separator, the second tower top gas-liquid on coking fractional distillation column
Separator is used to detach the sulfur-containing waste water of coking fractional distillation column generation；Semi-coke ammonium hydroxide pond；Fluidized-bed combustion boiler；Sulfur-containing waste water conveying dress
It sets；Wherein, the second tower top gas-liquid separator is connected by sulfur-containing waste water conveying device and semi-coke ammonium hydroxide pond and fluidized-bed combustion boiler
It connects, sulfur-containing waste water is delivered to semi-coke ammonia when sulfur-containing waste water conveying device is less than preset value for the sulfur content in sulfur-containing waste water
Sulfur-containing waste water is delivered to fluidized-bed combustion boiler when pond and the sulfur content in sulfur-containing waste water are more than preset value.
Further, sulfur-containing waste water conveying device includes：Second intermediate storage tank；Third delivery pump, third delivery pump enter
Mouth end is connected to the second tower top gas-liquid separator, and the outlet end of third delivery pump is connected to the second intermediate storage tank, by the second gas
The sulfur-containing waste water of liquid/gas separator separation is delivered to the storage of the second intermediate storage tank；4th delivery pump, the arrival end of the 4th delivery pump with
Second intermediate storage tank is connected to, and the outlet end of the 4th delivery pump is connected to semi-coke ammonium hydroxide pond and fluidized-bed combustion boiler sulfur-bearing to give up
Water is delivered to semi-coke ammonium hydroxide pond or fluidized-bed combustion boiler；Alkali slot is arranged on the second intermediate storage tank and is connected to the second intermediate storage tank,
Lye is added for the sulfur-containing waste water into the second intermediate storage tank.
Further, the second spray equipment is provided in fluidized-bed combustion boiler；Wherein, sulfur-containing waste water conveying device further includes：
Third intermediate storage tank, the outlet end of the 4th delivery pump and the connection of third intermediate storage tank are sulfur-containing waste water Shen to be delivered among third
Storage tank stores；The arrival end of 5th delivery pump, the 5th delivery pump is connected to third intermediate storage tank, the outlet end of the 5th delivery pump with
Second spray equipment is connected to, and sulfur-containing waste water is delivered to the second spray equipment and is sprayed to fluid bed by the second spray equipment
In boiler.
Further, coal tar hydrogenating production wastewater treatment system further includes:Desulfurizing tower is connected to fluidized-bed combustion boiler, is taken off
Sulphur tower is used to receive the steam that fluidized-bed combustion boiler generates and flue gas and carries out desulfurization process to steam and flue gas；Desultwater Station, with
Fluidized-bed combustion boiler is connected to, and Desultwater Station is used to receive the demineralized water of fluidized-bed combustion boiler generation, and carries out desalting processing to demineralized water
To form strong brine；Brine waste handles pipeline, and Desultwater Station handles pipeline by brine waste and is connected to desulfurizing tower, and saliferous is useless
Water process pipeline is used to carry out desalination except hard processing to strong brine, and processed brine waste is delivered to desulfurizing tower and is sprayed
Leaching.
Further, third spray equipment is provided in desulfurizing tower, brine waste processing pipeline includes：6th delivery pump,
The arrival end of 6th delivery pump is connected to Desultwater Station；Desalination removes hard unit, and outlet end and the desalination of the 6th delivery pump remove hard list
Member connection is delivered to desalination except hard unit is to carry out desalination except hard processing with the strong brine for generating Desultwater Station；Clean water tank, with
Desalination removes the brine waste that hard cell processing is crossed to receive except hard unit is connected to by desalination；7th delivery pump, the 7th delivery pump
Arrival end be connected to clean water tank, the outlet end of the 7th delivery pump is connected to third spray equipment the saliferous in clean water tank to give up
Water is delivered to third spray equipment and is sprayed in desulfurizing tower by third spray equipment.
Further, coal tar hydrogenating production wastewater treatment system further includes:Raw coke oven gas handles pipeline, raw coke oven gas processing tube
The one end on road is detached to the raw coke oven gas that retort generates with the connection of the outlet end of retort and purified treatment；Scrubbing tower,
The other end that pipeline is handled with raw coke oven gas is connected to be cleaned to the raw coke oven gas that retort generates；At ammonia still, with raw coke oven gas
Pipeline connection is managed, for receiving the ammonia-containing water that generates in raw coke oven gas processing pipeline processing procedure, and by the ammonia in ammonia-containing water
Composition conversion is at thick ammonia；Ammonium hydroxide deployment device is connected to ammonia still and desulfurizing tower, the thick ammonia for receiving ammonia still generation
Gas, and the ammonium hydroxide that thick ammonia is deployed into predetermined ratio is delivered to desulfurizing tower and sprays steam to be generated to fluidized-bed combustion boiler
Desulfurization process is carried out with flue gas.
Further, raw coke oven gas processing pipeline includes：First separator, the arrival end of the first separator and going out for retort
The connection of mouth end, the oil water mixture in raw coke oven gas to isolate retort generation；Clarifier, the arrival end of clarifier and first
The outlet end of separator is connected to, to be purified the raw coke oven gas after the separation of the first separator further to detach raw coke oven gas
In oil water mixture；Gas chamber is connected to clarifier, passes through the purified raw coke oven gas of clarifier with storage；Second separator,
The arrival end of second separator is connected to gas chamber, and the first exit end of the second separator is connected to scrubbing tower, the second separator
It is delivered to scrubbing tower for detaching the ammonia in raw coke oven gas, and by the raw coke oven gas after separation；Third separator, third separator inlet
Scrubbing tower connection, third separator is held to be used to detach the ammonia in the raw coke oven gas after washing.
Further, coal tar hydrogenating production wastewater treatment system further includes:Ammonia-containing water accumulator tank, ammonia-containing water recycling
The arrival end of slot is connected to the second separator and third separator, the outlet end of ammonia-containing water accumulator tank be connected to ammonia still with
It receives the ammonia-containing water that the second separator and third separator generate and ammonia-containing water is delivered to ammonia still；Reuse water tank returns
It is connected to ammonia still with the arrival end of water tank, the outlet end of reuse water tank is connected to scrubbing tower, to receive the useless of ammonia still generation
Water, and the waste water that ammonia still generates is delivered to scrubbing tower to wash raw coke oven gas.
Using the coal tar hydrogenating production wastewater treatment system of technical solution of the present invention, including coking emptying tower, retort
And oily waste water conveying device, coking are vented on tower and are provided with the first tower top gas-liquid separator, the first tower top gas-liquid separator
The oily waste water generated for detaching coking emptying tower；It is provided with furnace body auxiliary coal bin on retort, is set in furnace body auxiliary coal bin
It is equipped with the first spray equipment；First tower top gas-liquid separator is connected to by oily waste water conveying device with the first spray equipment, with
The oily waste water of first tower top gas-liquid separator separates is delivered to the first spray equipment and is sprayed to by the first spray equipment
Furnace body assists in coal bin.The oily waste water that coking emptying tower generates can be effectively removed in coal tar hydrogenating production process.Solution
The oily waste water that coal tar hydrogenating industry in the prior art generates of having determined is difficult to be difficult to meet processing requirement in processing procedure
The problem of.
Description of the drawings
Attached drawing described herein is used to provide further understanding of the present invention, and is constituted part of this application, this hair
Bright illustrative embodiments and their description are not constituted improper limitations of the present invention for explaining the present invention.In the accompanying drawings：
Fig. 1 is optional a kind of structural representation of coal tar hydrogenating production wastewater treatment system according to embodiments of the present invention
Figure.
Wherein, above-mentioned attached drawing includes the following drawings label：
10, coking is vented tower；11, the first tower top gas-liquid separator；20, retort；21, furnace body assists coal bin；30, oil-containing
Wastewater conveyor；31, the first intermediate storage tank；32, the first delivery pump；33, the second delivery pump；40, coking fractional distillation column；41,
Two tower top gas-liquid separators；50, semi-coke ammonium hydroxide pond；60, fluidized-bed combustion boiler；70, sulfur-containing waste water conveying device；71, among second
Storage tank；72, third delivery pump；73, the 4th delivery pump；74, alkali slot；75, circulating pump；76, third intermediate storage tank；77, the 5th is defeated
Send pump；78, water tank is cached；79, force (forcing) pump；80, desulfurizing tower；90, Desultwater Station；100, brine waste handles pipeline；101,
Six delivery pumps；102, desalination removes hard unit；103, clean water tank；104, the 7th delivery pump；110, raw coke oven gas handles pipeline；111,
One separator；112, clarifier；113, gas chamber；114, the second separator；115, third separator；120, scrubbing tower；130,
Ammonia still；140, ammonium hydroxide deployment device；141, ammonia scrubber；142, ammonium hydroxide collecting box；143, ammonia water tank；150, ammonia-containing water
Accumulator tank；160, reuse water tank；170, metal magnesium slag canopy；180, intermediate pool；190, pulp water case is poured.
Specific implementation mode
In order to enable those skilled in the art to better understand the solution of the present invention, below in conjunction in the embodiment of the present invention
Attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only
The embodiment of a part of the invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
The every other embodiment that member is obtained without making creative work should all belong to the model that the present invention protects
It encloses.
Coal tar hydrogenating production wastewater treatment system according to the ... of the embodiment of the present invention, as shown in Figure 1, being vented tower including coking
10, retort 20 and oily waste water conveying device 30, coking are vented on tower 10 and are provided with the first tower top gas-liquid separator 11,
First tower top gas-liquid separator 11 is used to detach the oily waste water that coking emptying tower generates；Furnace body auxiliary is provided on retort 20
Coal bin 21, furnace body assist being provided with the first spray equipment in coal bin 21；First tower top gas-liquid separator 11 is defeated by oily waste water
It send device 30 to be connected to the first spray equipment, the oily waste water that the first tower top gas-liquid separator 11 detaches is delivered to the first spray
Shower device is simultaneously sprayed to by the first spray equipment in furnace body auxiliary coal bin 21.
Using the coal tar hydrogenating production wastewater treatment system of technical solution of the present invention, including coking emptying tower 10, charing
Stove 20 and oily waste water conveying device 30, coking are vented on tower 10 and are provided with the first tower top gas-liquid separator 11, the first tower top
Gas-liquid separator 11 is used to detach the oily waste water that coking emptying tower 10 generates；Furnace body auxiliary coal bin is provided on retort 20,
It is provided with the first spray equipment in furnace body auxiliary coal bin；First tower top gas-liquid separator 11 passes through oily waste water conveying device 30
It is connected to the first spray equipment, the oily waste water that the first tower top gas-liquid separator 11 detaches is delivered to the first spray equipment simultaneously
Furnace body is sprayed to by the first spray equipment to assist in coal bin.Coking can be effectively removed in coal tar hydrogenating production process
It is vented the oily waste water that tower 10 generates.It solves the oily waste water that coal tar hydrogenating industry in the prior art generates to be difficult to locating
The problem of being difficult to meet processing requirement during reason.
When it is implemented, oily waste water conveying device 30 is defeated including the first intermediate storage tank 31, the first delivery pump 32 and second
Send pump 33；The arrival end of first delivery pump 32 is connected to the first tower top gas-liquid separator 11, the outlet end of the first delivery pump 32 with
First intermediate storage tank 31 is connected to, and the oily waste water that the first tower top gas-liquid separator 11 detaches is delivered to the first intermediate storage tank 31
Storage, the first intermediate storage tank 31 is buffered as waste water and storage facility；The arrival end and the first intermediate storage tank of second delivery pump 33
31 connections, the outlet end of the second delivery pump 33 are connected to the first spray equipment, will be stored in containing in the first intermediate storage tank 31
Oily waste water is delivered to the first spray equipment, and five layers of furnace body is sprayed onto by spray equipment and is assisted in coal bin.
Further, the coal tar hydrogenating production wastewater treatment system further includes coking fractional distillation column 40, semi-coke ammonium hydroxide pond
50, fluidized-bed combustion boiler 60 and sulfur-containing waste water conveying device 70 are provided with the second tower top gas-liquid separator on coking fractional distillation column 40
41, the second tower top gas-liquid separator 41 is used to detach the sulfur-containing waste water of the generation of coking fractional distillation column 40；Second tower top gas-liquid separator
41 are all connected with by sulfur-containing waste water conveying device 70 and semi-coke ammonium hydroxide pond 50 and fluidized-bed combustion boiler 60, sulfur-containing waste water conveying device
Sulfur-containing waste water is delivered to semi-coke ammonium hydroxide pond 50 by 70 when being less than preset value for the sulfur content in sulfur-containing waste water carries out moisturizing
With recycling oil, sulfur-containing waste water is delivered to by sulfur-containing waste water conveying device 70 when the sulfur content in sulfur-containing waste water is more than preset value
Fluidized-bed combustion boiler 60 carries out mixing burning.
Specifically, sulfur-containing waste water conveying device 70 includes the second intermediate storage tank 71, third delivery pump 72, the 4th delivery pump
73, alkali slot 74, circulating pump 75, third intermediate storage tank 76 and the 5th delivery pump 77, the arrival end of third delivery pump 72 and second
Tower top gas-liquid separator 41 is connected to, and the outlet end of third delivery pump 72 is connected to the second intermediate storage tank 71, by the second tower overhead gas
The sulfur-containing waste water that liquid/gas separator 41 detaches is delivered to the storage of the second intermediate storage tank 71；In the arrival end and second of 4th delivery pump 73
Between storage tank 71 be connected to, the outlet end of the 4th delivery pump 73 is connected to semi-coke ammonium hydroxide pond 50 and third intermediate storage tank 76, in sulfur-bearing
Sulfur-containing waste water Shen is delivered to the storage of third intermediate storage tank by the 4th delivery pump 73 when sulfur content in waste water is more than preset value；Fluidisation
It is provided with the second spray equipment in bed boiler 60, the arrival end of the 5th delivery pump 77 is connected to third intermediate storage tank 76, and the 5th is defeated
The outlet end of pump 77 is sent to be connected to the second spray equipment by caching water tank 78 and force (forcing) pump 79, caching water tank 78 is 60 side's water
Case plays the role of caching sulfur-containing waste water, by sulfur-containing waste water pressurized delivered to the second spray equipment under the action of force (forcing) pump 79
And the feeder inlet of fluidized-bed combustion boiler 60 is sprayed to by the second spray equipment, boiler internal is entered under the action of wind turbine
It carries out mixing burning.
Alkali slot 74 is arranged on the second intermediate storage tank 71 and is connected to the second intermediate storage tank 71, is used for the second intermediate storage tank
Lye is added in sulfur-containing waste water in 71；The arrival end of circulating pump 75 and outlet end are connected to the second intermediate storage tank 71, so that the
Sulfur-containing waste water in two intermediate storage tanks 71 is circulated to be mixed with lye.By acid-base neutralization reduce sulfur-containing waste water in sulphur at
Point.
In addition, there are one branch lines by the fluidized-bed combustion boiler of the first intermediate storage tank 31 and power plant for coking emptying tower 10 setting
Oily waste water, when the first spray equipment breaks down, can be delivered to fluidized-bed combustion boiler 60 and carry out mixing burning by 60 connections.
In order to which further sulfide is purged, qualified discharge is realized, further, coal tar hydrogenating produces at waste water
Reason system further includes desulfurizing tower 80, Desultwater Station 90 and brine waste processing pipeline 100, desulfurizing tower 80 and fluidized-bed combustion boiler 60
Connection, desulfurizing tower 80 are used to receive the steam that fluidized-bed combustion boiler 60 generates and flue gas and carry out desulfurization process to steam and flue gas
To realize sulfide qualified discharge；Desultwater Station 90 is connected to fluidized-bed combustion boiler 60, and Desultwater Station 90 is for receiving fluid bed
The demineralized water that boiler 60 generates, and desalting processing is carried out to form strong brine to demineralized water；Desultwater Station 90 passes through brine waste
Processing pipeline 100 is connected to desulfurizing tower 80, and brine waste handles pipeline 100 and is used to carry out desalination except hard processing to strong brine, and
Processed brine waste is delivered to desulfurizing tower 80 to spray.In addition, the strong brine that Desultwater Station 90 generates also can transport
To metal magnesium slag canopy 170 for pouring slag.
Specifically, third spray equipment is provided in desulfurizing tower 80, it includes the 6th conveying that brine waste, which handles pipeline 100,
Pump 101, desalination remove hard unit 102, clean water tank 103 and the 7th delivery pump 104, the arrival end of the 6th delivery pump 101 and desalination
Water station 90 is connected to, and the outlet end of the 6th delivery pump 101 is with desalination except hard unit 102 is connected to the dense salt to generate Desultwater Station 90
Water is delivered to desalination except hard unit 102 is to carry out desalination except hard processing；Clean water tank 103 is with desalination except hard unit 102 is connected to connect
It receives and removes 102 processed brine waste of hard unit by desalination；The arrival end of 7th delivery pump 104 is connected to clean water tank 103, the
The outlet end of seven delivery pumps 104 is connected to third spray equipment the brine waste in clean water tank 103 is delivered to third spray
Device is simultaneously sprayed to by third spray equipment in desulfurizing tower 80.In addition, Desultwater Station 90 is by intermediate pool 180 and pours pulp water
Case 190 is connected to metal magnesium slag canopy 170, is used for guide the strong brine that Desultwater Station 90 generates to metal magnesium slag canopy 170
Pour slag.
Further, coal tar hydrogenating production wastewater treatment system further include raw coke oven gas processing pipeline 110, scrubbing tower 120,
Ammonia still 130 and ammonium hydroxide deployment device 140, raw coke oven gas processing pipeline 110 one end be connected to the outlet end of retort 20 with
Separation and purified treatment are carried out to the raw coke oven gas that retort 20 generates；The other end of scrubbing tower 120 and raw coke oven gas processing pipeline 110
Connection is cleaned with the raw coke oven gas generated to retort 20, circulating pump is equipped on scrubbing tower 120, circulating pump can make to wash
It is dynamic to be washed to raw coke oven gas to wash liquid recycle stream；Ammonia still 130 is connected to raw coke oven gas processing pipeline 110, for receiving waste coal
The ammonia-containing water generated in 110 processing procedure of gas disposal pipeline, and by the ammonia composition conversion in ammonia-containing water at thick ammonia；Ammonium hydroxide
Deployment device 140 is connected to ammonia still 130 and desulfurizing tower 80, the thick ammonia for receiving the generation of ammonia still 130, and will be thick
The ammonium hydroxide that ammonia is deployed into predetermined ratio is delivered to desulfurizing tower 80 and is sprayed steam and cigarette to be generated to fluidized-bed combustion boiler 60
Gas carries out desulfurization process.
Specifically, raw coke oven gas processing pipeline 110 includes the first separator 111, clarifier 112,113, second points of gas chamber
From device 114 and third separator 115, the arrival end of the first separator 111 is connected to the outlet end of retort 20, to isolate
Oil water mixture in the raw coke oven gas that retort 20 generates；The outlet end of the arrival end of clarifier 112 and the first separator 111 connects
It is logical, to be purified the raw coke oven gas after the separation of the first separator 111 further to detach the oil mixing with water in raw coke oven gas
Object, the first separator 111 and clarifier 112 are both provided with oil water mixture outlet, the first separator 111 and clarifier 112
Oil water mixture outlet is connected to semi-coke ammonium hydroxide pond 50 respectively, and the oil water mixture isolated is delivered to semi-coke ammonium hydroxide pond 50
Decompose greasy dirt.
Gas chamber 113 is connected to clarifier 112, passes through 112 purified raw coke oven gas of clarifier with storage；Second separator
114 arrival end is connected to gas chamber 113, and the first exit end of the second separator 114 is connected to scrubbing tower 120, the second separation
Device 114 is used to detach the ammonia in raw coke oven gas, and the raw coke oven gas after separation is delivered to scrubbing tower 120；115 entrance of third separator
Scrubbing tower 120 is held to be connected to, the outlet end of third separator 115 is connected to device for producing hydrogen, and third separator 115 passes through for detaching
The ammonia in raw coke oven gas after washing, and the raw coke oven gas of processing is delivered to device for producing hydrogen.
Further, coal tar hydrogenating production wastewater treatment system further includes ammonia-containing water accumulator tank 150 and reuse water tank
160, the second separator 114 and third separator 115 all have ammonia-containing water outlet, the second separator 114 and third separator
115 ammonia-containing water outlet is connected to the arrival end of ammonia-containing water accumulator tank 150 respectively, the second separator 114 and third separation
Device 115 during the work time can come out the ammonia separation in raw coke oven gas, and the waste water by spraying is taken out of and flows into ammonia-containing water
The outlet end of accumulator tank 150, ammonia-containing water accumulator tank 150 is connected to ammonia still 130 to receive the second separator 114 and third
Ammonia-containing water is simultaneously delivered to ammonia still 130 by the ammonia-containing water of the generation of separator 115, and ammonia still 130 includes large and small two ammonia still process
Tower decomposites the ammonia in ammonia-containing water to form thick ammonia by the effect of low-pressure steam；Thick ammonia is in ammonium hydroxide deployment device 140
Be deployed into predetermined ratio ammonium hydroxide be delivered to desulfurizing tower 80 sprayed steam to be generated to fluidized-bed combustion boiler 60 and flue gas into
Row desulfurization process.Specifically, ammonium hydroxide deployment device 140 includes ammonia scrubber 141, ammonium hydroxide collecting box 142 and ammonia water tank
143, the arrival end of ammonia scrubber 141 is connected to two ammonia stills 130, raw in 130 course of work of ammonia still for receiving
At thick ammonia, the outlet end of ammonia scrubber 141 is connected to ammonium hydroxide collecting box 142 is delivered to ammonium hydroxide collecting box by thick ammonia
142 are allocated with production water to form the ammonium hydroxide of predetermined ratio, and ammonia water tank 143 is connected to ammonium hydroxide collecting box 142 to be adjusted with receiving
The ammonium hydroxide prepared, and deployed ammonium hydroxide is delivered to desulfurizing tower 80 and is sprayed to carry out desulfurization.
Reuse water tank 160, the arrival end of reuse water tank 160 is connected to the bottom of two ammonia stills 130, after receiving ammonia still process
Waste water, the outlet end of reuse water tank 160 is connected to scrubbing tower 120, and the waste water that ammonia still 130 generates is delivered to scrubbing tower
120 to wash raw coke oven gas.
Oily waste water modification scheme：The present invention installs intermediate storage tank, pipeline and spray system by voluntarily manufacturing, pipeline,
It is several that equipment room installation meets the valve that operation requires.Extremely through pipelined by delayed coking emptying cooling tower liquid separation tank waste water
200 side's intermediate storage tanks, storage tank is buffered as waste water and storage facility, pressurizes through pump, by pipeline to retort, by certainly
The shower spray head of system is sent into five layers of auxiliary coal bin of furnace body, and waste water is uniformly sprayed into furnace body and assists coal bin, is formed complete reliable
Waste water spray system；When spray system breaks down, it can also send to power plant's fluidized-bed combustion boiler and mix burning.
Sulfur-containing waste water modification scheme：Fabrication and installation storage tank and lye storage tank, if installing dryvalve between the equipment such as pipeline, pump
Door, meets safety operation requirement；Coking fractionation sulfur-containing waste water is sent into intermediate storage tank, when hydrogen sulfide content is exceeded, according to water
Quantitative lye is added in amount, after so that it is fully neutralized the acidic materials such as removal hydrogen sulfide by cycle pump circulation, then send into power plant
Between buffer tank, mix burning for boiler of power plant, when hydrogen sulfide content is relatively low (be less than 1200mg/L), waste water is sent directly into ammonium hydroxide pond
Moisturizing is carried out, oil content is recycled, ammonium hydroxide pond change of water quality will not be caused.
Ammonia-containing water modification scheme：This programme utilizes existing two ammonia steaming devices, by making a set of underground ammonia-containing water by oneself
Accumulator tank, ammonia scrubber, ammonia liquor collecting tank, distilled ammonia wastewater reuse water tank and the installations and facilities such as pipeline, attached, with original two
15 ton hour of platform, the connection of 6 ton hour ammonia stills.Wherein ammonia-containing water accumulator tank is connect by pipeline with ammonia still, after ammonia still process
Waste water is sent to device for producing hydrogen reuse water tank, and reuse water tank is connected to by pipeline with former desalination waterpipe, and T11/672 dresses are respectively fed to
It sets and carries out raw coke oven gas wash spray, the highly concentrated ammonia-containing water blow-off line of T11/672 devices is connected to underground blow-off line, will contain ammonia
Waste water is sent to underground Sewage treatment slot.
Chemical strong brine modification scheme：The chemical strong brine part that Desultwater Station generates removes hard cell processing through desalination
Afterwards, it send to power plant desulfurization device clean water tank through pipeline, is sprayed for desulfurizer moisturizing and tower top；Part strong brine passes through pipeline
It send to the cold slag canopy of magnesium metal, magnesium metal reduction slag tapping temperature is high, is cooled down by spraying chemical strong brine, salt object
Matter remains in reducing slag, is sent into dregs-blocking dam together and concentrates landfill, meets environmental requirement；Flap portion strong brine is sprinkled water for plant area
Depositing dust.
In specific work process, the oily waste water oil content high pass retort spray high-temperature gasification from delayed coking is real
Existing water-oil separating, recycles；After sulfur-containing waste water reduces harmful components by acid-base neutralization, mixed into power plant's fluidized-bed combustion boiler
It burns, participates in burning through boiler high temperature water-oil separating, oil after the atomization of boiler secondary wind turbine, vapor boiler flue gas enters desulfurization system
System realizes qualified discharge；When sulfide content is relatively low, ammonia water replenishment is can be directly used for, realizes that Sewage treatment utilizes.It comes from
Device for producing hydrogen raw coke oven gas washs ammonia-containing water, is recycled after oil removal, ammonia still process to raw coke oven gas washes by recycling ammonia steaming device
It is washed for raw coke oven gas, the ammonia of recycling is deployed into the ammonium hydroxide of 15-20%, is used for power plant desulfurization device, has both saved desalted water
Consumption, and recycle ammonia.The chemical strong brine that Desultwater Station generates, through remove firmly except be sent into after salt treatment desulfurizer clean water tank and
Desulfurizing tower is used for the cold slag system of magnesium metal and plant area's depositing dust as spray-water, rest part strong brine.
It the above is only the preferred embodiment of the present invention, it is noted that those skilled in the art are come
It says, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications also should be regarded as
Protection scope of the present invention.
Claims (10)
1. a kind of coal tar hydrogenating production wastewater treatment system, which is characterized in that including：
Coking is vented tower (10), and the coking, which is vented on tower (10), is provided with the first tower top gas-liquid separator (11), and described first
Tower top gas-liquid separator (11) is used to detach the oily waste water that the coking emptying tower generates；
Retort (20), is provided with furnace body auxiliary coal bin (21) on the retort (20), in the furnace body auxiliary coal bin (21)
It is provided with the first spray equipment；
Oily waste water conveying device (30)；
Wherein, the first tower top gas-liquid separator (11) is sprayed by the oily waste water conveying device (30) and described first
Device is connected to, and the oily waste water that the first tower top gas-liquid separator (11) detaches is delivered to first spray equipment simultaneously
The furnace body is sprayed to by first spray equipment to assist in coal bin (21).
2. coal tar hydrogenating production wastewater treatment system according to claim 1, which is characterized in that the oily waste water is defeated
The device (30) is sent to include：
First intermediate storage tank (31)；
First delivery pump (32), the arrival end of first delivery pump (32) connect with the first tower top gas-liquid separator (11)
Logical, the outlet end of first delivery pump (32) is connected to first intermediate storage tank (31), by the first tower top gas-liquid
The oily waste water of separator (11) separation is delivered to the first intermediate storage tank (31) storage；
Second delivery pump (33), the arrival end of second delivery pump (33) is connected to first intermediate storage tank (31), described
The outlet end of second delivery pump (33) is connected to first spray equipment, will be stored in first intermediate storage tank (31)
Oily waste water be delivered to first spray equipment.
3. coal tar hydrogenating production wastewater treatment system according to claim 1, which is characterized in that the coal tar hydrogenating
Production wastewater treatment system further includes:
Coking fractional distillation column (40), is provided with the second tower top gas-liquid separator (41) on the coking fractional distillation column (40), and described second
Tower top gas-liquid separator (41) is used to detach the sulfur-containing waste water of the coking fractional distillation column (40) generation；
Semi-coke ammonium hydroxide pond (50)；
Fluidized-bed combustion boiler (60)；
Sulfur-containing waste water conveying device (70)；
Wherein, the second tower top gas-liquid separator (41) passes through the sulfur-containing waste water conveying device (70) and the semi-coke ammonium hydroxide
Pond (50) and the fluidized-bed combustion boiler (60) are all connected with, and the sulfur-containing waste water conveying device (70) is used in the sulfur-containing waste water
In sulfur content when being less than preset value by the sulfur-containing waste water be delivered to semi-coke ammonium hydroxide pond (50) and in the sulfur-bearing it is useless
The sulfur-containing waste water is delivered to the fluidized-bed combustion boiler (60) when sulfur content in water is more than the preset value.
4. coal tar hydrogenating production wastewater treatment system according to claim 3, which is characterized in that the sulfur-containing waste water is defeated
The device (70) is sent to include：
Second intermediate storage tank (71)；
Third delivery pump (72), the arrival end of the third delivery pump (72) connect with the second tower top gas-liquid separator (41)
Logical, the outlet end of the third delivery pump (72) is connected to second intermediate storage tank (71), by the second tower top gas-liquid
The sulfur-containing waste water of separator (41) separation is delivered to the second intermediate storage tank (71) storage；
4th delivery pump (73), the arrival end of the 4th delivery pump (73) is connected to second intermediate storage tank (71), described
The outlet end of 4th delivery pump (73) and semi-coke ammonium hydroxide pond (50) and the fluidized-bed combustion boiler (60) are connected to by institute
It states sulfur-containing waste water and is delivered to semi-coke ammonium hydroxide pond (50) or the fluidized-bed combustion boiler (60)；
Alkali slot (74) is arranged and be connected on second intermediate storage tank (71) and with second intermediate storage tank (71), be used for
Lye is added in sulfur-containing waste water in second intermediate storage tank (71).
5. coal tar hydrogenating production wastewater treatment system according to claim 4, which is characterized in that the fluidized-bed combustion boiler
(60) the second spray equipment is provided in；
Wherein, the sulfur-containing waste water conveying device (70) further includes：
Third intermediate storage tank (76), the outlet end of the 4th delivery pump (73) are connected to the third intermediate storage tank (76) to incite somebody to action
The sulfur-containing waste water Shen is delivered to the third intermediate storage tank storage；
5th delivery pump (77), the arrival end of the 5th delivery pump (77) is connected to the third intermediate storage tank (76), described
The outlet end of 5th delivery pump (77) is connected to second spray equipment, and the sulfur-containing waste water is delivered to second spray
Shower device is simultaneously sprayed to by second spray equipment in the fluidized-bed combustion boiler (60).
6. coal tar hydrogenating production wastewater treatment system according to claim 3, which is characterized in that the coal tar hydrogenating
Production wastewater treatment system further includes:
Desulfurizing tower (80) is connected to the fluidized-bed combustion boiler (60), and the desulfurizing tower (80) is for receiving the fluidized-bed combustion boiler
(60) steam and flue gas that generate simultaneously carry out desulfurization process to the steam and the flue gas；
Desultwater Station (90) is connected to the fluidized-bed combustion boiler (60), and the Desultwater Station (90) is for receiving the fluid bed
The demineralized water that boiler (60) generates, and desalting processing is carried out to form strong brine to the demineralized water；
Brine waste handle pipeline (100), the Desultwater Station (90) by the brine waste handle pipeline (100) with it is described
Desulfurizing tower (80) is connected to, and the brine waste processing pipeline (100) is used to carry out desalination except hard processing to the strong brine, and will
Processed brine waste is delivered to the desulfurizing tower (80) and is sprayed.
7. coal tar hydrogenating production wastewater treatment system according to claim 6, which is characterized in that the desulfurizing tower (80)
It is inside provided with third spray equipment, the brine waste processing pipeline (100) includes：
The arrival end of 6th delivery pump (101), the 6th delivery pump (101) is connected to the Desultwater Station (90)；
Desalination removes hard unit (102), and the outlet end of the 6th delivery pump (101) is with the desalination except hard unit (102) is connected to
The desalination is delivered to except hard unit (102) is to carry out desalination except hard place with the strong brine for generating the Desultwater Station (90)
Reason；
Clean water tank (103), with the desalination except hard unit (102) is connected to receive by the desalination except at hard unit (102)
The brine waste managed；
The arrival end of 7th delivery pump (104), the 7th delivery pump (104) is connected to the clean water tank (103), and the described 7th
The outlet end of delivery pump (104) is connected to the third spray equipment to convey the brine waste in the clean water tank (103)
It is sprayed in the desulfurizing tower (80) to the third spray equipment and by the third spray equipment.
8. coal tar hydrogenating production wastewater treatment system according to claim 6, which is characterized in that the coal tar hydrogenating
Production wastewater treatment system further includes:
Raw coke oven gas handles pipeline (110), the outlet end of one end and the retort (20) of the raw coke oven gas processing pipeline (110)
Connection carries out separation and purified treatment with the raw coke oven gas generated to the retort (20)；
Scrubbing tower (120) is connected to generate the retort (20) with the other end of raw coke oven gas processing pipeline (110)
Raw coke oven gas is cleaned；
Ammonia still (130) is connected to raw coke oven gas processing pipeline (110), for receiving the raw coke oven gas processing pipeline (110)
The ammonia-containing water generated in processing procedure, and by the ammonia composition conversion in ammonia-containing water at thick ammonia；
Ammonium hydroxide deployment device (140) is connected to the ammonia still (130) and the desulfurizing tower (80), for receiving the steaming
The thick ammonia that ammonia tower (130) generates, and the ammonium hydroxide that the thick ammonia is deployed into predetermined ratio is delivered to the desulfurizing tower
(80) it is sprayed steam and flue gas to be generated to the fluidized-bed combustion boiler (60) and carries out desulfurization process.
9. coal tar hydrogenating production wastewater treatment system according to claim 8, which is characterized in that the raw coke oven gas processing
Pipeline (110) includes：
The arrival end of first separator (111), first separator (111) is connected to the outlet end of the retort (20),
The oil water mixture in raw coke oven gas to isolate the retort (20) generation；
Clarifier (112), the arrival end of the clarifier (112) is connected to the outlet end of first separator (111), with right
Raw coke oven gas after first separator (111) detaches is purified mixed further to detach the grease in the raw coke oven gas
Close object；
Gas chamber (113) is connected to the clarifier (112), with storage by the purified waste coal of the clarifier (112)
Gas；
The arrival end of second separator (114), second separator (114) is connected to the gas chamber (113), and described second
The first exit end of separator (114) is connected to the scrubbing tower (120), and second separator (114) is described for detaching
Ammonia in raw coke oven gas, and the raw coke oven gas after separation is delivered to the scrubbing tower (120)；
Third separator (115), scrubbing tower (120) connection described in third separator (115) arrival end, the third separation
Device (115) is used to detach the ammonia in the raw coke oven gas after washing.
10. coal tar hydrogenating production wastewater treatment system according to claim 9, which is characterized in that the coal tar adds
Hydrogen production wastewater treatment system further includes:
Ammonia-containing water accumulator tank (150), the arrival end of the ammonia-containing water accumulator tank (150) and second separator (114)
It is connected to the third separator (115), outlet end and the ammonia still (130) of the ammonia-containing water accumulator tank (150)
Connection is to receive the ammonia-containing water of second separator (114) and the third separator (115) generation and described will contain ammonia
Waste water is delivered to the ammonia still (130)；
The arrival end of reuse water tank (160), the reuse water tank (160) is connected to the ammonia still (130), the reuse water tank
(160) outlet end is connected to the scrubbing tower (120), to receive the waste water of the ammonia still (130) generation, and by the steaming
The waste water that ammonia tower (130) generates is delivered to the scrubbing tower (120) to wash the raw coke oven gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810884032.0A CN108726602A (en) | 2018-08-06 | 2018-08-06 | Coal tar hydrogenating production wastewater treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810884032.0A CN108726602A (en) | 2018-08-06 | 2018-08-06 | Coal tar hydrogenating production wastewater treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108726602A true CN108726602A (en) | 2018-11-02 |
Family
ID=63942447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810884032.0A Pending CN108726602A (en) | 2018-08-06 | 2018-08-06 | Coal tar hydrogenating production wastewater treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108726602A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2917780A1 (en) * | 1979-05-03 | 1980-11-13 | Still Carl Gmbh Co Kg | METHOD FOR RELEASING THE AMMONIA TIED IN THE CARBON WATER |
| CN206553478U (en) * | 2017-03-20 | 2017-10-13 | 河北旭阳焦化有限公司 | Coal oven dithio-gas purifier |
| CN207498095U (en) * | 2017-11-14 | 2018-06-15 | 陕西东鑫垣化工有限责任公司 | A kind of raw coke oven gas washes comprehensive utilization device |
| CN209010167U (en) * | 2018-08-06 | 2019-06-21 | 陕西东鑫垣化工有限责任公司 | Coal tar hydrogenating production wastewater treatment system |
-
2018
- 2018-08-06 CN CN201810884032.0A patent/CN108726602A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2917780A1 (en) * | 1979-05-03 | 1980-11-13 | Still Carl Gmbh Co Kg | METHOD FOR RELEASING THE AMMONIA TIED IN THE CARBON WATER |
| CN206553478U (en) * | 2017-03-20 | 2017-10-13 | 河北旭阳焦化有限公司 | Coal oven dithio-gas purifier |
| CN207498095U (en) * | 2017-11-14 | 2018-06-15 | 陕西东鑫垣化工有限责任公司 | A kind of raw coke oven gas washes comprehensive utilization device |
| CN209010167U (en) * | 2018-08-06 | 2019-06-21 | 陕西东鑫垣化工有限责任公司 | Coal tar hydrogenating production wastewater treatment system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104355343B (en) | A kind of purification process for reclaiming ammonia in coal gasification waste water | |
| CN104498716B (en) | A kind of secondary lead smelting co-producing paper pulp technology of energy-conserving and environment-protective | |
| WO2011116876A2 (en) | Device and method for condensing, separating, and storing liquid sulfur in a claus plant | |
| CN104449880B (en) | A kind of raw gas purifying method and device | |
| CN101700463A (en) | Method for desulfurating and denitrating and recovering sulfur resource in closed cycle way | |
| CN209010167U (en) | Coal tar hydrogenating production wastewater treatment system | |
| CN110180861A (en) | A kind of clean preparation method of the useless packaging metal bucket of recycling | |
| CN201304321Y (en) | A closed cycle desulphurization denitration and sulphur reclamation device | |
| CN205528636U (en) | Blue charcoal coal gas integrated device | |
| CN207468199U (en) | For the device of sulphur recovery and alkylation spent acid Combined Treatment clean manufacturing | |
| CN203781978U (en) | Advanced treatment equipment for coal chemical industrial wastewater | |
| CN103771608A (en) | Treatment method of alkaline residue waste liquid from oil refining | |
| CN108726602A (en) | Coal tar hydrogenating production wastewater treatment system | |
| CN103224817B (en) | Coal gas dedusting decoking desulfurization system and method | |
| DE19609721A1 (en) | Process for energetic use of waste material in steam power station | |
| CN106039941A (en) | Method used for desulphurization and denitration closed cycle and sulfur resource recovery | |
| CN213193004U (en) | Sulfur melting tail gas treatment and recovery device of sulfur acid production device | |
| CN107311117A (en) | Sulphur recovery and alkylation spent acid Combined Treatment process for cleanly preparing and device | |
| CN207891314U (en) | A kind of environment-friendly type clean manufacturing crude benzol slag-draining device | |
| Massey et al. | Economics and alternatives for sulfur removal from coke oven gas | |
| DE2209075C3 (en) | ||
| CN105731375B (en) | Salkali waste liquid processing method, reduce carbon black method and its device | |
| CN215049429U (en) | A waste water degradation device of recycling for producing coke | |
| DD275725A1 (en) | METHOD AND SYSTEM FOR SMOKE-GAS SINKING | |
| DE4111917C2 (en) | Process for the utilization of heavy metals contaminated combustible residues by partial oxidation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |