CN106380014A - Graded diversion recycling apparatus of hydrogen peroxide production process wastewater - Google Patents
Graded diversion recycling apparatus of hydrogen peroxide production process wastewater Download PDFInfo
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- CN106380014A CN106380014A CN201610757304.1A CN201610757304A CN106380014A CN 106380014 A CN106380014 A CN 106380014A CN 201610757304 A CN201610757304 A CN 201610757304A CN 106380014 A CN106380014 A CN 106380014A
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- aromatic hydrocarbons
- waste
- water
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- 239000002351 wastewater Substances 0.000 title claims abstract description 63
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 title claims abstract description 39
- 238000004519 manufacturing process Methods 0.000 title abstract description 8
- 238000004064 recycling Methods 0.000 title abstract description 4
- 239000002699 waste material Substances 0.000 claims abstract description 63
- 150000004945 aromatic hydrocarbons Chemical class 0.000 claims abstract description 49
- 239000012224 working solution Substances 0.000 claims abstract description 22
- 239000003513 alkali Substances 0.000 claims abstract description 14
- 230000002378 acidificating effect Effects 0.000 claims abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 61
- 239000010865 sewage Substances 0.000 claims description 33
- 239000007788 liquid Substances 0.000 claims description 31
- 238000000034 method Methods 0.000 claims description 27
- 239000002253 acid Substances 0.000 claims description 20
- 230000008569 process Effects 0.000 claims description 12
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 10
- 239000000498 cooling water Substances 0.000 claims description 4
- 239000012530 fluid Substances 0.000 claims description 4
- 235000011121 sodium hydroxide Nutrition 0.000 claims description 4
- 239000000243 solution Substances 0.000 claims description 4
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 3
- 239000004917 carbon fiber Substances 0.000 claims description 3
- 238000007084 catalytic combustion reaction Methods 0.000 claims description 3
- 230000018044 dehydration Effects 0.000 claims description 3
- 238000006297 dehydration reaction Methods 0.000 claims description 3
- 230000008676 import Effects 0.000 claims description 3
- 239000007791 liquid phase Substances 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 3
- 238000005057 refrigeration Methods 0.000 claims description 3
- 238000001179 sorption measurement Methods 0.000 claims description 3
- 230000007306 turnover Effects 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 2
- 239000004215 Carbon black (E152) Substances 0.000 claims 1
- 229930195733 hydrocarbon Natural products 0.000 claims 1
- 150000002430 hydrocarbons Chemical class 0.000 claims 1
- 238000002360 preparation method Methods 0.000 abstract description 3
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 239000012071 phase Substances 0.000 description 11
- 230000007423 decrease Effects 0.000 description 6
- 238000011084 recovery Methods 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 3
- 239000002585 base Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000006386 neutralization reaction Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 239000010786 composite waste Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000010812 mixed waste Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 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
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- 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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/722—Oxidation by peroxides
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The invention discloses a graded diversion recycling apparatus of hydrogen peroxide production process wastewater. The apparatus comprises a waste alkali pump outlet pipe, a wastewater pump outlet pipe, a fourteenth pipe, an acidic wastewater collecting tank inlet pipe, and an aromatic hydrocarbon outlet pipe. One end of the waste alkali pump outlet pipe is in fixed connection with an outlet end of a waste alkali pump; an inlet end of the waste alkali pump is connected to a side face of a waste alkali container through a fourth pipe; the top of the waste alkali container is connected to a bottom end of a preparation vessel through a seventh pipe, which is provided with a fifth valve, and the surface of which is connected to the top end of an underground tank through a thirteenth pipe, which is provided with a fourth valve. According to the emission performance of hydrogen peroxide production wastewater, graded diversion is carried out to provide one part for treating another waste with waste and the other part for recycle. The working solution content of the wastewater is reduced, the working solution in the wastewater is convenient for recycle, the treatment cost of wastewater is reduced, and the wastewater discharge amount is decreased.
Description
Technical field
The present invention relates to technique waste water recycles technical field, specially one kind is divided from hydrogen hydrogen peroxide technique waste water
Matter shunts reuse means.
Background technology
Hydrogen peroxide process waste water is essentially from hydrogen peroxide alkali cleaning working solution waste water, oxidizing tower residual liquid, raffinate separation water, true
The machine seal cooling water such as empty pump and centrifugal pump, useless aromatic hydrocarbons condensed fluid and workshop flushing waste water etc..Complicated, has acid, alkali, working solution
With raw material etc., traditional method is all to be discharged into (also known as underground tank) in waste water collection tank by pipeline, carries out acid-base neutralization
And can by vacuum pump in underground tank sewage top layer extract a small amount of working solution reclaimed, be then pumped into sewage through sewage
Processing center.This method causes wastewater flow rate, is only operated liquid on sewage top layer and reclaims, because operation will not lead to recovery
Work liquid measure is few, causes working solution loss big, can produce and carry working solution in a large number particularly when hydrogen peroxide plant is unstable
Waste water, if reclaim thoroughly will not waste extensive work liquid not in time, causes follow-up sewage disposal difficulty to increase simultaneously, increases
Production cost and environmental protection pressure.
Content of the invention
It is an object of the invention to provide one kind sub-prime shunting reuse means from hydrogen hydrogen peroxide technique waste water, to solve
The problem certainly mentioned in background technology.
For achieving the above object, the present invention provides following technical scheme：A kind of sub-prime from hydrogen hydrogen peroxide technique waste water
Shunting reuse means, including salkali waste pump discharge pipe, sewage pump discharge pipe, the 14th pipeline, acid waste water collecting tank inlet tube
With aromatic hydrocarbons outlet, one end of described salkali waste pump discharge pipe is fixedly connected with the port of export of salkali waste pump, the entrance of described salkali waste pump
End is connected with the side of salkali waste groove by the 4th pipeline, and the 7th pipeline is passed through with the bottom preparing kettle even in the top of described salkali waste groove
Connect, described 7th pipeline is provided with the 5th valve, the top of the 13rd pipeline and underground tank is passed through on the surface of described 7th pipeline
End connects, and described 13rd pipeline is provided with the 4th valve, and the 3rd pipeline and sewage are passed through in the bottom of described underground tank side
The arrival end of pump connects, and the port of export of described sewage pump is connected with one end of sewage pump discharge pipe.
The top of described underground tank is connected with the side of acid waste water collecting tank by second pipe, on described second pipe
It is provided with the second valve, one end of described 14th pipeline is connected with the surface of second pipe, described 14th pipeline is arranged
There is the first valve, the top of described acid waste water collecting tank is connected with one end of acid waste water collecting tank inlet tube.
One end of described aromatic hydrocarbons outlet is connected with the port of export of aromatic hydrocarbons pump, and the arrival end of described aromatic hydrocarbons pump passes through first pipe
Road is connected with the side of smart aromatic hydrocarbons groove, and the top of described essence aromatic hydrocarbons groove is connected with the bottom of aromatic hydrocarbons condenser by the 5th pipeline,
The top of described aromatic hydrocarbons condenser is passed through the 6th pipeline and is connected with the top preparing kettle, and described 6th pipeline is provided with the 3rd valve
Door, the 8th pipeline is passed through on the described top preparing kettle and the 9th pipeline is connected with useless aromatic hydrocarbons collecting tank and vacuum buffer tank respectively,
6th valve, one end of the top of described useless aromatic hydrocarbons collecting tank and useless aromatic hydrocarbons collecting tank inlet tube are provided with described 8th pipeline
Connect.
The top of described vacuum buffer tank is connected with the arrival end of vacuum pump by the tenth pipeline, the outlet of described vacuum pump
End is connected with the top of clear water reserviors by the 11st pipeline, and the side of described clear water reserviors is provided with clear water reserviors inlet tube, described clear
The top in pond is connected with the arrival end of clarified water pump by the 12nd pipeline, the port of export of described clarified water pump and clear water pump discharge pipe
One end connect.
Preferably, described underground tank divides two intervals, and is both provided with inverted U overflow pipe on each underground tank, and each
Inverted U overflow pipe has certain potential difference, thus facilitating the flowing of liquid phase, described underground tank is provided with radar level gauge, and with dirt
Water pump carries out level chain, and liquid level is crossed sewage pump during bottom and is automatically stopped, sewage pump automatic running when liquid level reaches normal, sewage pump
Import is located at second interval, and reaches underground trench bottom.
Preferably, described salkali waste groove is derived from and prepares the waste water discharged during kettle alkali process working solution, and this effluent part contains liquid
Alkali and working solution, in salkali waste groove, salkali waste groove is externally provided with magnetic turnover panel interface liquid level gauge for the wastewater collection of discharge, and enters with salkali waste pump
Row interlocking, liquid level is crossed salkali waste pump during bottom and is automatically stopped, salkali waste pump automatic running when liquid level reaches normal, and salkali waste pump intake end is passed through
4th pipeline reaches the bottom of salkali waste groove.
Preferably, described clear water reserviors are derived from each centrifugal pump, the machine seal cooling water of vacuum pump and steam condensate (SC) in workshop, should
It is provided with radar level gauge in clear water reserviors, and carries out level chain with clarified water pump, liquid level is crossed clarified water pump during bottom and is automatically stopped, and liquid level reaches
To normal when clarified water pump automatic running, described clarified water pump is connected in circulating water pool by clear water pump discharge pipe, makees recirculated water and mends
Water is used.
Preferably, described useless aromatic hydrocarbons collecting tank is derived from workshop expansion refrigeration system, carbon fiber adsorption and catalytic combustion and vacuum dehydration
The aromatic hydrocarbons condensed fluid reclaiming.
Preferably, described acid waste water collecting tank and underground tank are provided with pressure release fluid-tight, in order to avoid decomposing hydrogen dioxide solution.
Compared with prior art, the invention has the advantages that：
1st, the present invention is by carrying out technique waste water after sub-prime shunting, the hydrogen peroxide and a small amount of of giving up on a small quantity discharged using device
Spent lye, to process sewage, obtains treatment of wastes with processes of wastes against one another result, reduces the expense of sewage disposal, and a part of clear water carries out reclaiming again
Using, decrease the consumption of recirculated water, decrease plant effluent discharge capacity, in addition, useless aromatic hydrocarbons after distillation, advanced purifying column is again
Enter system, both increased the usage amount of purifying column aromatic hydrocarbons, improve product quality, supplement the consumption of system aromatic hydrocarbons again, in a word,
Both facilitated recovery operation liquid, and Improving The Quality of Products, decrease sewage load, production cost is declined further again, and
Decrease the insecurity of acid-base neutralization and decomposing hydrogen dioxide solution, equipment safety and environmental protection are obtained for and are lifted further.
2nd, the present invention is according to the emission performance of Hydrogen Peroxide Production waste water, carries out sub-prime shunting, a part for the treatment of of wastes with processes of wastes against one another, one
Divide recycling, both reduced the work liquid hold-up in waste water, and facilitated the recovery of working solution in waste water again, also reduce waste water
Processing cost, decreases quantity of wastewater effluent.
Brief description
Fig. 1 is present configuration schematic diagram.
In figure：1 salkali waste pump discharge pipe, 2 sewage pumps, 3 sewage pump discharge pipes, 4 the 14th pipelines, 5 acid waste water collecting tanks,
6 acid waste water collecting tank inlet tubes, 7 aromatic hydrocarbons pumps, 8 aromatic hydrocarbons outlets, 9 smart aromatic hydrocarbons grooves, 10 first valves, 11 second valves, 12
Aromatic hydrocarbons condenser, 13 the 3rd valves, 14 preparation kettles, 15 the 4th valves, 16 underground tanks, 17 salkali waste pumps, 18 salkali waste grooves, 19 the 5th valves
Door, 20 useless aromatic hydrocarbons collecting tank inlet tubes, 21 the 6th valves, 22 useless aromatic hydrocarbons collecting tanks, 23 vacuum buffer tanks, 24 vacuum pumps, 25 clear
Pond inlet tube, 26 clear water reserviors, 27 clarified water pumps, 28 clear water pump discharge pipes, 29 first pipelines, 30 second pipes, 31 the 3rd pipelines,
32 the 4th pipelines, 33 the 5th pipelines, 34 the 6th pipelines, 35 the 7th pipelines, 36 the 8th pipelines, 37 the 9th pipelines, 38 the tenth pipelines,
39 the 11st pipelines, 40 the 12nd pipelines, 41 the 13rd pipelines.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of not making creative work
Embodiment, broadly falls into the scope of protection of the invention.
Refer to Fig. 1, the present invention provides a kind of technical scheme：One kind sub-prime from hydrogen hydrogen peroxide technique waste water shunts again
Using device, including salkali waste pump discharge pipe 1, sewage pump discharge pipe 3, the 14th pipeline 4, acid waste water collecting tank inlet tube 6 and
Aromatic hydrocarbons outlet 8, one end of salkali waste pump discharge pipe 1 is fixedly connected with the port of export of salkali waste pump 17, and the arrival end of salkali waste pump 17 leads to
Cross the 4th pipeline 32 to be connected with the side of salkali waste groove 18, salkali waste groove 18 is derived from prepares discharge during kettle 14 alkali process working solution useless
Water, this effluent part contains liquid caustic soda and working solution, and in salkali waste groove 18, salkali waste groove 18 is externally provided with magnetic turnover panel for the wastewater collection of discharge
Interface liquid level gauge, and interlocked with salkali waste pump 17, liquid level is crossed salkali waste pump 17 during bottom and is automatically stopped, salkali waste when liquid level reaches normal
Pump 17 automatic running, salkali waste pump 17 arrival end reaches the bottom of salkali waste groove 18 by the 4th pipeline 32, and the top of salkali waste groove 18 leads to
Cross the 7th pipeline 35 and be connected with the bottom preparing kettle 14, the 7th pipeline 35 is provided with the 5th valve 19, the table of the 7th pipeline 35
Face is connected with the top of underground tank 16 by the 13rd pipeline 41, and the 13rd pipeline 41 is provided with the 4th valve 15, underground tank
The bottom of 16 sides is connected with the arrival end of sewage pump 2 by the 3rd pipeline 31, the port of export of sewage pump 2 and sewage pump discharge pipe
3 one end connects.
The top of underground tank 16 is connected with the side of acid waste water collecting tank 5 by second pipe 30, on second pipe 30
The one end being provided with the second valve the 11, the 14th pipeline 4 is connected with the surface of second pipe 30, and the 14th pipeline 4 is provided with
First valve 10, the top of acid waste water collecting tank 5 is connected with one end of acid waste water collecting tank inlet tube 6,16 points of underground tank
Inverted U overflow pipe is both provided with two intervals, and each underground tank 16, and each inverted U overflow pipe has certain potential difference, from
And facilitating the flowing of liquid phase, underground tank 16 is provided with radar level gauge, and carries out level chain with sewage pump 2, when liquid level crosses bottom
Sewage pump 2 is automatically stopped, sewage pump 2 automatic running when liquid level reaches normal, and sewage pump 2 import is located at second interval, and stretches
To underground tank 16 bottom, acid waste water collecting tank 5 and underground tank 16 are provided with pressure release fluid-tight, in order to avoid decomposing hydrogen dioxide solution.
One end of aromatic hydrocarbons outlet 8 is connected with the port of export of aromatic hydrocarbons pump 7, and the arrival end of aromatic hydrocarbons pump 7 passes through the first pipeline 29
It is connected with the side of smart aromatic hydrocarbons groove 9, the top of smart aromatic hydrocarbons groove 9 is connected with the bottom of aromatic hydrocarbons condenser 12 by the 5th pipeline 33,
The top of aromatic hydrocarbons condenser 12 is passed through the 6th pipeline 34 and is connected with the top preparing kettle 14, and the 6th pipeline 34 is provided with the 3rd valve
Door 13, prepare kettle 14 top pass through the 8th pipeline 36 and the 9th pipeline 37 respectively with useless aromatic hydrocarbons collecting tank 22 and vacuum buffer tank
23 connections, the 8th pipeline 36 is provided with the 6th valve 21, the top of useless aromatic hydrocarbons collecting tank 22 and useless aromatic hydrocarbons collecting tank inlet tube
20 one end connects, and useless aromatic hydrocarbons collecting tank 22 is derived from workshop expansion refrigeration system, carbon fiber adsorption and catalytic combustion and vacuum dehydration and reclaims
Aromatic hydrocarbons condensed fluid.
The top of vacuum buffer tank 23 is connected with the arrival end of vacuum pump 24 by the tenth pipeline 38, the outlet of vacuum pump 24
End is connected with the top of clear water reserviors 26 by the 11st pipeline 39, clear water reserviors 26 each centrifugal pump, vacuum pump 24 in the workshop
Machine seal cooling water and steam condensate (SC), are provided with radar level gauge in this clear water reserviors 26, and carry out level chain, liquid with clarified water pump 27
When bottom is crossed in position, clarified water pump 27 is automatically stopped, clarified water pump 27 automatic running when liquid level reaches normal, and clarified water pump 27 is pumped out by clear water
Mouth pipe 28 is connected in circulating water pool, is used as circulating cooling make-up water, the side of clear water reserviors 26 is provided with clear water reserviors inlet tube 27, clear water
The top in pond 26 is connected with the arrival end of clarified water pump 27 by the 12nd pipeline 40, the port of export of clarified water pump 27 and clear water pump discharge
One end of pipe 28 connects.
During use, by the shunting of the sub-prime of hydrogen peroxide process waste water, the hydrogen peroxide and few of giving up on a small quantity discharged using device
Amount spent lye, to process sewage, obtains treatment of wastes with processes of wastes against one another result, the acid waste water collecting tank 5 in the present invention, salkali waste groove 18, underground tank
16 and clear water reserviors 26 be all a tank body communicating with air, have inverted U pipe in acid waste water collecting tank 5, top communicates, when containing
Hydrogen peroxide, clear water, working solution and phosphatic all acidic mixed waste water is had to enter in acid waste water collecting tank 5, due to light
The immiscible characteristic of phase working solution and heavy component, can be layered rapidly, light phase working solution on top, heavy phase in bottom, with discharge
The continuous entrance of mixed liquor, light phase working solution is constantly accumulated on top, and heavy phase is discharged by overfall, in the same manner salkali waste groove 18 also
Sample, when all of alkalescence composite waste (carrying a certain amount of working solution secretly) enters in salkali waste groove 18, due to light phase (working solution)
With the immiscible characteristic of heavy component, can be layered rapidly, light phase on top, heavy phase in bottom, with constantly entering of discharge mixed liquor
Enter, light phase constantly accumulate on top, heavy phase is transported to subsequent processing by salkali waste pump 17.
After light phase (working solution) accumulates to a certain extent, to be reclaimed, now be started vacuum pump 24, close and prepare kettle
14 all the 4th unrelated valves 15, the 5th valve 19 and the 3rd valve 13, close the atmospheric valve preparing kettle 14, open recovery specially
With the valve of pipeline, reclaim after terminating, prepare kettle 14 carry out again washing, alkali cleaning and dioxygen water process etc., enter system afterwards
System production and application, and the waste water producing in cleaning process carries out classified emission again.
In sum：The present invention, according to the emission performance of Hydrogen Peroxide Production waste water, carries out sub-prime shunting, and a part is controlled with useless
Useless, a part of recycling, both reduced the work liquid hold-up in waste water, and facilitated the recovery of working solution in waste water again, also drop
Low cost for wastewater treatment, decreases quantity of wastewater effluent.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, permissible
Understand and can carry out multiple changes, modification, replacement to these embodiments without departing from the principles and spirit of the present invention
And modification, the scope of the present invention be defined by the appended.
Claims (6)
1. one kind sub-prime shunting reuse means from hydrogen hydrogen peroxide technique waste water, including salkali waste pump discharge pipe (1), sewage pump
Outlet (3), the 14th pipeline (4), acid waste water collecting tank inlet tube (6) and aromatic hydrocarbons outlet (8) it is characterised in that：Institute
The one end stating salkali waste pump discharge pipe (1) is fixedly connected with the port of export of salkali waste pump (17), and the arrival end of described salkali waste pump (17) leads to
Cross the 4th pipeline (32) to be connected with the side of salkali waste groove (18), the top of described salkali waste groove (18) is passed through the 7th pipeline (35) and joined
The bottom of kettle (14) processed connects, and described 7th pipeline (35) is provided with the 5th valve (19), the table of described 7th pipeline (35)
Face is connected with the top of underground tank (16) by the 13rd pipeline (41), and described 13rd pipeline (41) is provided with the 4th valve
(15), the bottom of described underground tank (16) side is connected with the arrival end of sewage pump (2) by the 3rd pipeline (31), described sewage
The port of export of pump (2) is connected with one end of sewage pump discharge pipe (3)；
The top of described underground tank (16) is connected with the side of acid waste water collecting tank (5) by second pipe (30), and described
Second valve (11) is provided with two pipelines (30), one end of described 14th pipeline (4) is connected with the surface of second pipe (30)
Connect, described 14th pipeline (4) is provided with the first valve (10), the top of described acid waste water collecting tank (5) and spent acidic
One end of water collecting groove inlet tube (6) connects；
One end of described aromatic hydrocarbons outlet (8) is connected with the port of export of aromatic hydrocarbons pump (7), and the arrival end of described aromatic hydrocarbons pump (7) passes through
First pipeline (29) is connected with the side of smart aromatic hydrocarbons groove (9), and the 5th pipeline (33) and virtue are passed through in the top of described essence aromatic hydrocarbons groove (9)
The bottom of hydrocarbon condenser (12) connects, and the top of described aromatic hydrocarbons condenser (12) is passed through the 6th pipeline (34) and prepared kettle (14)
Top connects, and described 6th pipeline (34) is provided with the 3rd valve (13), and the described top preparing kettle (14) is passed through the 8th and managed
Road (36) and the 9th pipeline (37) are connected with useless aromatic hydrocarbons collecting tank (22) and vacuum buffer tank (23) respectively, described 8th pipeline
(36) it is provided with the 6th valve (21), the top of described useless aromatic hydrocarbons collecting tank (22) and useless aromatic hydrocarbons collecting tank inlet tube (20) on
One end connects；
The top of described vacuum buffer tank (23) is connected with the arrival end of vacuum pump (24) by the tenth pipeline (38), described vacuum
The port of export of pump (24) is connected with the top of clear water reserviors (26) by the 11st pipeline (39), and the side of described clear water reserviors (26) sets
It is equipped with clear water reserviors inlet tube (27), the entrance of the 12nd pipeline (40) and clarified water pump (27) is passed through on the top of described clear water reserviors (26)
End connects, and the port of export of described clarified water pump (27) is connected with one end of clear water pump discharge pipe (28).
2. a kind of sub-prime shunting reuse means, its feature from hydrogen hydrogen peroxide technique waste water according to claim 1
It is：Described underground tank (16) is both provided with inverted U overflow pipe on point two intervals, and each underground tank (16), and each falls U
Type overflow pipe has certain potential difference, thus facilitating the flowing of liquid phase, described underground tank (16) is provided with radar level gauge, and with dirt
Water pump (2) carries out level chain, and liquid level is crossed sewage pump during bottom (2) and is automatically stopped, and when liquid level reaches normal, sewage pump (2) is transported automatically
OK, sewage pump (2) import is located at second interval, and reaches underground tank (16) bottom.
3. a kind of sub-prime shunting reuse means, its feature from hydrogen hydrogen peroxide technique waste water according to claim 1
It is：Described salkali waste groove (18) is derived from prepares the waste water discharged during kettle (14) alkali process working solution, and this effluent part contains liquid caustic soda
And working solution, in salkali waste groove (18), salkali waste groove (18) is externally provided with magnetic turnover panel interface liquid level gauge for the wastewater collection of discharge, and with useless
Alkali pump (17) is interlocked, and liquid level is crossed salkali waste pump (17) during bottom and is automatically stopped, and when liquid level reaches normal, salkali waste pump (17) is transported automatically
OK, salkali waste pump (17) arrival end reaches the bottom of salkali waste groove (18) by the 4th pipeline (32).
4. a kind of sub-prime shunting reuse means, its feature from hydrogen hydrogen peroxide technique waste water according to claim 1
It is：Described clear water reserviors (26) are derived from each centrifugal pump, the machine seal cooling water of vacuum pump (24) and steam condensate (SC) in workshop, and this is clear
Pond is provided with radar level gauge in (26), and carries out level chain with clarified water pump (27), and liquid level crosses clarified water pump during bottom (27) automatically
Stop, clarified water pump (27) automatic running when liquid level reaches normal, described clarified water pump (27) is passed through clear water pump discharge pipe (28) and connected
To in circulating water pool, it is used as circulating cooling make-up water.
5. a kind of sub-prime shunting reuse means, its feature from hydrogen hydrogen peroxide technique waste water according to claim 1
It is：Described useless aromatic hydrocarbons collecting tank (22) is derived from what workshop expansion refrigeration system, carbon fiber adsorption and catalytic combustion and vacuum dehydration were reclaimed
Aromatic hydrocarbons condensed fluid.
6. a kind of sub-prime shunting reuse means, its feature from hydrogen hydrogen peroxide technique waste water according to claim 1
It is：Described acid waste water collecting tank (5) and underground tank (16) are provided with pressure release fluid-tight, in order to avoid decomposing hydrogen dioxide solution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610757304.1A CN106380014A (en) | 2016-08-29 | 2016-08-29 | Graded diversion recycling apparatus of hydrogen peroxide production process wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610757304.1A CN106380014A (en) | 2016-08-29 | 2016-08-29 | Graded diversion recycling apparatus of hydrogen peroxide production process wastewater |
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| Publication Number | Publication Date |
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| CN106380014A true CN106380014A (en) | 2017-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610757304.1A Pending CN106380014A (en) | 2016-08-29 | 2016-08-29 | Graded diversion recycling apparatus of hydrogen peroxide production process wastewater |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110423899A (en) * | 2019-07-24 | 2019-11-08 | 山东习尚喜新材料科技股份有限公司 | A kind of device and technique using potassium chloride continuous treatment old metal sodium |
| CN110521555A (en) * | 2019-10-12 | 2019-12-03 | 四川橘丰雾动农业科技有限责任公司 | Automatic laxative system and method with liquid medicine recycling function |
| CN113737293A (en) * | 2021-06-30 | 2021-12-03 | 桐昆集团股份有限公司 | Filter element triethylene glycol washs and recycle device |
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| US5244576A (en) * | 1991-02-05 | 1993-09-14 | Stone & Webster Engineering Limited | Spent caustic treatment |
| WO2005019118A1 (en) * | 2003-08-22 | 2005-03-03 | Fmc Foret, S.A. | Method, devices and reagents which are used for wastewater treatment |
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| CN113737293A (en) * | 2021-06-30 | 2021-12-03 | 桐昆集团股份有限公司 | Filter element triethylene glycol washs and recycle device |
| CN113737293B (en) * | 2021-06-30 | 2022-08-30 | 桐昆集团股份有限公司 | Filter element triethylene glycol washs and recycle device |
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