CN208732658U - A kind of industrial waste processing unit - Google Patents
A kind of industrial waste processing unit Download PDFInfo
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- CN208732658U CN208732658U CN201820831955.5U CN201820831955U CN208732658U CN 208732658 U CN208732658 U CN 208732658U CN 201820831955 U CN201820831955 U CN 201820831955U CN 208732658 U CN208732658 U CN 208732658U
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Abstract
The utility model discloses a kind of industrial waste processing unit, sewage integral type concentration systems, incinerator, high-temperature flue gas including setting gradually recycle boiler, flue gas waste heat recovery system, exhaust treatment system；Sewage integral type concentration systems enter incinerator oxidation burning for high-salt wastewater to be evaporated after concentration；Incinerator carries out secondary high-temperature oxidation for the high-salt wastewater after being concentrated by evaporation and burns；High-temperature flue gas recycles boiler, and the high-temperature flue gas for generating incinerator is converted into steam, is recovered into production system；Flue gas waste heat recovery system, the low-temperature flue gas for generating high-temperature flue gas recycling boiler realize heat recovery while carrying out flue gas cool-down by heat exchange；Exhaust treatment system makes low-temperature flue gas reach discharge standard for low-temperature flue gas to be dusted and wash.The utility model makes the amount for burning sewage reduce 40%--60%, can save cost of sewage disposal, reduces the direct cost of sewage burning, and total system energy consumption reduces, and makes sewage treatment recycling.
Description
Technical field
The utility model relates to environmental protection waste water and fixed-end forces technical field, at specifically a kind of industrial waste
Manage device.More particularly to using combustion of natural gas thermal energy, carry out oxidized waste water (solid waste), regeneration steam utilize, sewage it is low
Warm negative pressure concentration etc., to realize the energy-efficient processing of sewage (solid waste).
Background technique
Processing waste water, solid waste etc. are the necessary processes on environmental protection industry chain, are the processes put into again.Investment is high, processing effect
Fruit difference is a problem to be solved.Especially high concentration, high-salt sewage, the processing difficulty of tar and cost are bigger.High concentration
Waste water refers to, refers to the high content of organics generated during Production in Chemical Plant and does not have recovery value or recovery scheme at high cost
The sewage effluent of deficiency in economic performance；High-salt sewage refers to that Production in Chemical Plant generates high or multiple containing inorganic salt concentration in the process
Close the sewage of several inorganic salts.Solid dangerous waste includes tar, refers in Chemical Manufacture in the operating process such as extraction, evaporation, filtering
The thick liquid of generation or the water-insoluble of solid.
The wherein technique of current sewage treatment: biochemical method: the sewage of high concentration is diluted, into biochemical treatment system,
Separated sludge after biochemical treatment is qualified, middle water discharge or reuse.Filtration method: according to the ingredient in sewage, suitable ion is selected
Exchanger or membrane separator, qualified sewage discharge or reuse after filtering, dense sewage enter system for separating and purifying again, filter membrane
Or the regular backwash of resin or substitute mode are regenerated.Filtration method also includes absorption method.Incineration method: by sewage concentration, then plus
Enter to incinerator internal oxidition and burn, when selecting suitable combustion medium such as coal, diesel oil, residual oil, natural gas, by sewage
Ratio combustion, tail gas discharge after processing is qualified.The wherein processing mode of current solid waste: physical separation buries method: for large
The solid waste that generates of house refuse, it is general by artificial (or mechanical) classification, recoverable part is sent to professional factory again
Make profits use, can not recovery section buried by specification.Incineration method: into several years, by foreign countries introduce technology and independent research,
The power generation by waste combustion technical application practice of solid waste is carried out.For dangerous waste, burned by professional treatment company using revolution stove,
Reach harmless treatment.
In terms of the processing units device such as specific sewage, solid waste, domestic existing following several classes: 1, using stationary kiln
Incinerating solid rubbish, clinical waste, chemical industry dangerous waste etc.；2, using rotary kiln incineration solid refuse, clinical waste, chemical industry dangerous waste
Deng；3, using evaporation mode concentration waste liquid, abraum salt is recycled；Unrenewable formation tar is temporary；Existing sewage treatment
Process referring to attached drawing 1.
But there are the drawbacks of it is as follows:
1, sewage concentration processing unit can not achieve whole concentrations, and part high-concentration sewage still needs to further oxygenolysis；
2, incinerating solid dangerous waste and burning sewage cannot be completed at the same time, and burn sewage energy consumption height, and treating capacity is few；
3, the concentration process of sewage is complicated, should not control, and energy consumption is high.
Utility model content
The technical task of the utility model is to provide a kind of industrial waste processing units.
The utility model be for the high concentration generated in the fields production process such as current chemical industry, medicine, pesticide, printing and dyeing,
With high salt, difficult decomposition is disposably reached the device of " zero-emission " containing organic, inorganic matter sewage, and by above-mentioned industry production
The solid dangerous waste that generates in the process, tar, the kettle environmental protecting device disposably thoroughly handled simultaneously such as residual.Treatment process does not need to add
Add any inorganic agent, without selectivity limitation, it can realize low energy consumption, no added medicament, target without secondary pollution.At device
The process of sewage, solid waste is managed, byproduct steam is transmitted back to production system use, handles the expense of sewage and the steam valence being recovered to
Value is suitable.Device also carries out thermal energy recycling to the waste heat of low temperature, has greatly saved the operating cost of environmental protecting device.The present apparatus is burnt
The process for burning processing sewage can realize the technical process for being first concentrated and burning afterwards, make the cost minimization for handling sewage.
The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of energy-efficient industrial waste processing
Technique, method include:
After high-salt wastewater concentration and evaporation, aoxidizes and burn into incinerator secondary high-temperature；
The high-temperature flue gas that incinerator generates generates steam by steam boiler, is recovered into production system；
Low-temperature flue gas after steam boiler exchanges heat reaches discharge standard by heat recovery, dedusting and washing.
Further, preferred method is to further include solid dangerous waste after rotary furnace oxygenolysis, what rotary furnace generated
Flue gas further heats up in the dual firing chamber of incinerator and is oxidizing to 1000-1100 DEG C；
The high-temperature flue gas that incinerator generates generates steam by steam boiler, is recovered into production system；
Low-temperature flue gas after steam boiler exchanges heat, heat recovery and dedusting and washing by heat exchanger reach row
Put standard.
Further, preferred method is that it is that incinerator primary combustion generates cigarette that the secondary high-temperature oxidation, which is burned,
The flue gas that primary combustion generates is further heated up by incinerator and is oxidizing to 1000-1100 DEG C by gas.
Further, preferred method is that the specific method is as follows:
S1, high-salt wastewater by preheater by preheating, into evaporator, steam in high-salt wastewater and evaporator into
After row heat exchange, steam and the sediment containing solid are generated, the sediment sinking containing solid finally discharges outside the tank；Pass through Roots's wind
The Steam Recovery that machine generates heat exchange is again introduced into evaporator, and the steam of recycling carries out heat with high-salt wastewater in evaporator
Exchange, recovered steam become gas-liquid mixture by heat exchange, and gas-liquid mixture forms condensed water into the condensation for crossing heat exchanger
Discharge；
After S2, high-salt wastewater concentration and evaporation, there is the sediment of solid to enter incinerator, generates cigarette in incinerator primary combustion
The flue gas that primary combustion generates is further heated up in the dual firing chamber of incinerator and is oxidizing to 1000-1100 DEG C by gas；
S3, solid dangerous waste after rotary furnace oxygenolysis, flue gas that rotary furnace generates incinerator dual firing chamber into one
Heating and oxidation is walked to 1000-1100 DEG C；
The high-temperature flue gas that S4, incinerator generate generates steam by steam boiler, and Steam Recovery enters production system；
S5, the low-temperature flue gas after steam boiler exchanges heat reach by heat recovery, the dedusting of cleaner, washing
Discharge standard.
Further, preferred method is the salt collected will to be flutterred in incinerator, rotary furnace, cleaner, from it is at different levels go out
Mouth is pooled in solid collector, concentrates pack recycling.
The utility model also protects a kind of industrial waste processing unit, including the sewage integral type concentration system set gradually
System, incinerator, high-temperature flue gas recycle boiler, flue gas waste heat recovery system, exhaust treatment system；
Sewage integral type concentration systems, for high-salt wastewater to be evaporated concentration, be concentrated by evaporation generation contains solid
Sediment enter incinerator oxidation burn；
Incinerator carries out secondary high-temperature oxidation for the high-salt wastewater after being concentrated by evaporation and burns；Incinerator includes two combustions
The flue gas that primary combustion generates is further heated up and is oxidizing to 1000-1100 DEG C by room, dual firing chamber；
High-temperature flue gas recycles boiler, and the high-temperature flue gas for generating incinerator is converted into steam, is recovered into production system；
Flue gas waste heat recovery system, the low-temperature flue gas for generating high-temperature flue gas recycling boiler carry out cigarette by heat exchange
Gas realizes heat recovery while cooling；
Exhaust treatment system makes low-temperature flue gas reach discharge standard for low-temperature flue gas to be dusted and wash.
Further, preferred structure is that the industrial waste processing unit further includes rotary furnace, and rotary furnace is for burning
Industrial Solid Waste is burnt, the dual firing chamber that the flue gas that rotary furnace burns Industrial Solid Waste generation enters incinerator, which further heats up, to be oxidizing to
1000-1100℃。
Further, preferred structure is the sewage integral type concentration systems, including evaporator and heat exchanger, is steamed
Sending out device includes middle part and both ends, is gradually reduced from middle part to the area of the cross section of top end part, and steam collecting chamber is formed；
It is gradually reduced from middle part to the area of the cross section of bottom end, forms sludge collection room；Steaming is provided at the top of steam collecting chamber
Vapour recovery port, the bottom of sludge collection room are provided with sediment outlet, and the two sides of evaporator are provided with secondary steam inlet and condensed water
Outlet, Steam Recovery mouth and secondary steam inlet are provided with roots blower by piping connection on pipeline, in the inner cavity of evaporator
It is provided with evaporation tube, the both ends of evaporation tube are respectively communicated with secondary steam inlet and condensation-water drain, and there is sewage in the side of evaporator
Entrance, sewage inlet are located at the top of evaporation tube；The sewage of cesspool enters sewage inlet, condensed water after heat exchanger preheats
The steam gas-liquid mixture of outlet forms condensed water after heat exchanger condenses, and reaches discharge standard.
Further, preferred structure is that the sequencing flowed in evaporation tube according to steam, evaporation tube is divided into three pipes
Journey, is divided into the first tube side, the second tube side and third tube side, and the steam inlet of first tube side and the secondary steam of evaporator enter
Mouthful be connected, the condensation-water drain of first tube side is connected with the steam inlet of the second tube side, second tube side it is cold
Condensate outlet is connected with the steam inlet of third tube side, the condensation-water drain of third tube side and the condensate drain outlet of evaporator
It is connected, the first tube side, the second tube side and the third tube side of the evaporation tube pass through the end socket being fixed on evaporator shell
S-shaped circuit is formed, the two sides of evaporator are additionally provided with circulating pump.
Further, preferred structure is the exhaust treatment system, including scrubbing tower and deduster.
Further, preferred structure is that industrial waste processing unit further includes solid collector, for by incinerator,
The salt collected is flutterred in rotary furnace, exhaust treatment system, is pooled in solid collector from outlets at different levels, and pack recycling is concentrated.
Further, preferred structure is that the solid collector is spiral discharging device.
Further, preferred structure is the flue gas waste heat recovery system, including air cooling heat exchanger and water cooling heat exchange
Device.
Further, preferred structure is that air cooling heat exchanger is air heat exchanger, and water cooling heat exchanger is soft water preheater.
Further, preferred structure is that scrubbing tower is desulfurizing tower, and deduster is bag filter.
Compared to the prior art a kind of industrial waste processing unit of the utility model, has the beneficial effect that:
It 1, is disposably to handle chemical company using sewage, solid waste integration burning and thermal energy step recycle device
The dangerous wastes problem such as high concentration, high-salt sewage and tar, achievees the purpose that sewage zero-discharge, to solve the solids dangerous waste such as tar
Can not handling problems, solve the problems, such as high concentration, high-salt sewage processing be not thorough and be difficult to biochemistry；
2, secondary burning technology is used, that is, refers to 800 DEG C or so of flue gas, under conditions of combustion-supporting, continues to heat up
To 1000 ~ 1100 DEG C or so, decompose the organic pollutant exhaustive oxidation in flue gas；Rotary furnace enters incinerator after burning solid waste
Second-time burning has completely removed organic pollutant, and solid dangerous waste has been handled while burning sewage, and comprehensive utilization effect is good,
Obvious energy conservation；
3, stepped recycling has been carried out to the thermal energy generated in production system, referred to generating in specific production process
Thermal energy is recycled in different temperature ranges, to reach the reasonable utilization and recycling maximizing the benefits of thermal energy；By-product
Steam is back to production system, saves the investment of factory's boiler, and overall economic efficiency is obvious；Device also to the waste heat of low temperature into
The recycling of row thermal energy, has greatly saved the operating cost of environmental protecting device；
4, integral type sewage concentration systems, it is a kind of form of sewage evaporation concentration, and present energy saving condensing mode is
Secondary vapor recompression mode, referred to as MVR, the device is complicated that operating condition should not control for it, and integral type sewage concentration systems are in MVR
On the basis of, the configuration and process of equipment are changed, simple operation, energy saving in running are made, one-time investment is greatly reduced, and is one
The novel MVR system of kind；
5, integral type sewage be concentrated unit, save 30% or more cost of sewage disposal, it can be achieved that first by sewage to be burned into
Row concentration makes the amount for burning sewage reduce 40%--60%, reduces burning amount, reduces and burn cost；Enrichment facility configuration is succinct, fortune
Row is reliable, compares compared with general enrichment facility, investment cost can reduce 50% or more.
6, secondary high-temperature flue gas exchanges heat through water- to-water heat exchanger, air heat exchanger etc., reduces in the environmental protecting device operational process
Energy consumption has saved the consumption of natural gas and electric energy, and the step for realizing heat recycles.
7, sewage capacity of incinerator can reach 5 ton/hours, and treating capacity is greatly, it can be achieved that the zero-emission of sewage；Using spiral discharging
Device collects the dust that each link generates, and reduces whole dust discharge amount.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawing.
Attached drawing 1 is the schematic illustration of the waste water processes of the prior art.
Attached drawing 2 is a kind of schematic illustration of energy-efficient industrial waste treatment process.
Attached drawing 3 is a kind of production line schematic diagram of industrial waste processing unit.
Attached drawing 4 is the structural schematic diagram of integral type sewage concentration system.
Attached drawing 5 is the another structural schematic diagram of integral type sewage concentration system.
Attached drawing 6 is another structural schematic diagram of integral type sewage concentration system.
Wherein: 1, Steam Recovery mouth；2, steam collecting chamber；3, sludge collection room；4, sediment exports；5, secondary steam enters
Mouthful；6, the first tube side；7, the second tube side；8, third tube side；9, circulating pump；10, discharge pump；11, evaporator；12, both vapor compression
Machine；13, plate heat exchanger；14, water pot is distilled；15, discharge outlet；16, evaporator condensation water out；17, liquidometer；18, it evaporates
Device sewage inlet；19, cesspool；20, exhaust valve；21, feed pump；22, end socket；23, condensate drain outlet.
Specific embodiment
The utility model is described in further detail in the following with reference to the drawings and specific embodiments.
The utility model is a kind of industrial waste processing unit, and sewage first passes through sewage integral type sewage concentration unit, can
First sewage to be burned is concentrated for realization, and then sewage is sent in incinerator by high-pressure pump；From fuel gas buring
The flame of machine burns in incinerator, and sewage meets instantaneous oxidation and evaporation after flame, and organic matter decomposes, and gas thermal energy and sewage are real
Now heat exchange completely；Flue gas after burning is up to 1100 degree, and flue gas enters steam boiler, generated when steam boiler is run 1.0MPa with
Under steam, be transported to production system.
Rotary furnace has burned solid dangerous waste, and flue gas enters incinerator and carries out secondary oxidation, until reaching organic removal rate
99.9% or more, mixing high-temperature flue gas enters heat recovery boiler (high-temperature flue gas recycling boiler)；Leave high-temperature flue gas recycling boiler
Ash-laden gas there is a large amount of waste heat, be allowed to exchange heat with water, air etc., needs of the dedusting not only reached, but also recycle
The thermal energy of secondary high temperature realizes the cascade utilization of energy, achievees the purpose that run under energy-saving index；
In tail gas containing dust, carbon dioxide, oxygen, vapor, nitrogen oxides, etc. decompose or oxidation after ingredient, warp
The modes such as pocket type high-effective dust-removing, washing, oxidation, absorption are handled, and finally realize qualified discharge.Flue dust and waste residue for being collected into etc. one
As solid waste, be discharged through slag tapping equipment.
Embodiment 1:
A kind of industrial waste processing unit, including sewage integral type concentration systems, incinerator, the high temperature cigarette set gradually
Gas recycles boiler, flue gas waste heat recovery system, exhaust treatment system；Sewage integral type concentration systems, for by high-salt wastewater into
Row is concentrated by evaporation, and the sediment containing solid for being concentrated by evaporation generation enters incinerator oxidation and burns；Sewage integral type concentration systems,
Including evaporator 11 and heat exchanger 13, the area of cross section of the evaporator 11 from middle part to top end part is gradually reduced, and is formed and is steamed
Vapour collecting chamber 2；The longitudinal section of steam collecting chamber 2 is dish, the area of cross section of the evaporator 11 from from middle part to bottom end by
It is decrescence small, form sludge collection room 3；The longitudinal section of sludge collection room 3 is dish；
The top of steam collecting chamber 2 is provided with Steam Recovery mouth 1, and the bottom of sludge collection room 3 is provided with sediment outlet 4, sediment
The sediment of outlet 4 is discharged into cesspool 19 by discharge pump 10, and the two sides of evaporator 11 are provided with secondary steam inlet 5 and condensed water
Outlet 16, Steam Recovery mouth 1 and secondary steam inlet 5 pass through piping connection, are provided with vapour compression machine 12 on pipeline, described
Vapour compression machine 12 is roots blower；Exhaust valve 20 is provided on the pipeline.Evaporation is provided in the inner cavity of evaporator 11
Pipe, the both ends of evaporation tube are respectively communicated with secondary steam inlet 5 and condensation-water drain 16, the elder generation flowed in evaporation tube according to steam
Sequence, evaporation tube are divided into three tube sides, are divided into the first tube side 6, the second tube side 7 and third tube side 8, the steaming of first tube side 6 afterwards
Vapour entrance is connected with the secondary steam inlet 5 of evaporator 11, the steaming of the steam (vapor) outlet of first tube side 6 and the second tube side 7
Vapour entrance is connected, and the steam (vapor) outlet of second tube side 7 is connected with the steam inlet of third tube side 8, the steaming of third tube side 8
Vapor outlet is connected with the condensation-water drain 16 of evaporator 11.The first tube side 6, the second tube side 7 and the third of the evaporation tube
Tube side 8 forms S-shaped circuit by the end socket 22 being fixed on 11 shell of evaporator.22 shape of end socket is arc-shaped curved surface, Ke Yijin
The steam of one step made in circuit smoothly circulates.First tube side evaporation tube, the second tube side evaporation tube and third tube side evaporation tube are certainly
It is horizontally installed under in the inner cavity of evaporator 11.The evaporation tube quantity of first tube side 6 is greater than the second tube side 7, the second tube side 7
Evaporation tube quantity be greater than third tube side 8 and so that the efficiency of heat exchange improves reach energy-saving effect.Sewage to be evaporated is certainly dirty
Water inlet 18 enter evaporator 11 inside after, from top to bottom successively by the first tube side evaporation tube, the second tube side evaporation tube and
The heat exchange of third tube side evaporation tube realizes that the moisture evaporation in sewage is separated with the two of solid dregs.
There is sewage inlet 18 in the side of evaporator 11, and sewage inlet 18 is located at the top of evaporation tube；The sewage of cesspool 19
Enter heat exchanger 13 by feed pump 21, enters sewage inlet 18, the steam of condensation-water drain 16 after the preheating of heat exchanger 13
Enter condensate drain outlet 23 after the condensation of heat exchanger 13.Heat exchanger uses plate heat exchanger.
16 steam forms condensed water, condensed water autocondensation by the condensation of heat exchanger 13 at the condensation-water drain of evaporator 11
Water outlet 23 enters distillation water pot 14.Liquidometer 17 is provided on distillation water pot 14, the distilled water of distillation water pot 14 is by row
The mouth of a river 15 is discharged.Incinerator carries out secondary high-temperature oxidation for the high-salt wastewater after being concentrated by evaporation and burns；Incinerator includes two
Room is fired, the flue gas that primary combustion generates is further heated up and is oxidizing to 1000-1100 DEG C by dual firing chamber；High-temperature flue gas recycles boiler,
High-temperature flue gas for generating incinerator is converted into steam, is recovered into production system；Flue gas waste heat recovery system, being used for will be high
The low-temperature flue gas that warm off-gas recovery boiler generates realizes heat recovery while carrying out flue gas cool-down by heat exchange；Vent gas treatment
System makes low-temperature flue gas reach discharge standard for low-temperature flue gas to be dusted and wash.The industrial waste of the utility model
Processing unit further includes spiral discharging device, and spiral discharging device is used to recycle the dust of incinerator and high-temperature flue gas recycling boiler；Institute
The flue gas waste heat recovery system stated, including soft water preheater (water cooling) and air heat exchanger (air-cooled)；The vent gas treatment system
System, including desulfurizing tower (washing) and bag filter (dedusting).
Specific method: S1, high-salt wastewater are by preheater by preheating, into evaporator, high-salt wastewater and evaporator
After interior steam carries out heat exchange, steam and the sediment containing solid are generated, the sediment sinking containing solid finally discharges outside the tank；
Be again introduced into evaporator by the Steam Recovery that roots blower generates heat exchange, the steam of recycling in evaporator with it is with high salt
Waste water carries out heat exchange, and recovered steam becomes gas-liquid mixture, condensation of the gas-liquid mixture into heat exchanger excessively by heat exchange
Form condensed water discharge；
After S2, high-salt wastewater concentration and evaporation, there is the sediment of solid to enter incinerator, generates cigarette in incinerator primary combustion
The flue gas that primary combustion generates is further heated up in the dual firing chamber of incinerator and is oxidizing to 1000-1100 DEG C by gas；
The high-temperature flue gas that S3, incinerator generate generates steam by steam boiler, and Steam Recovery enters production system；
S4, the low-temperature flue gas after steam boiler exchanges heat reach by heat recovery, the dedusting of cleaner, washing
Discharge standard.
S5, the salt collected will be flutterred in incinerator, rotary furnace, cleaner, be pooled to solid collector from outlets at different levels
In (spiral discharging device), pack recycling is concentrated.
Embodiment 2:
A kind of industrial waste processing unit, including set gradually rotary furnace, sewage integral type concentration systems, incinerator,
High-temperature flue gas recycles boiler, flue gas waste heat recovery system, exhaust treatment system；The industrial waste processing unit further includes back
Converter, rotary furnace for burning Industrial Solid Waste, rotary furnace burn the flue gas that Industrial Solid Waste generates enter the dual firing chamber of incinerator into
One step heating and oxidation is to 1000-1100 DEG C.Sewage integral type concentration systems are evaporated for high-salt wastewater to be evaporated concentration
The sediment containing solid that concentration generates enters incinerator oxidation and burns；Sewage integral type concentration systems, including 11 He of evaporator
The area of heat exchanger 13, cross section of the evaporator 11 from middle part to top end part is gradually reduced, and forms steam collecting chamber 2；Steam
The longitudinal section of collecting chamber 2 is dish, and the area of cross section of the evaporator 11 from middle part to bottom end is gradually reduced, and forms sediment
Collecting chamber 3；The longitudinal section of sludge collection room 3 is dish；
The top of steam collecting chamber 2 is provided with Steam Recovery mouth 1, and the bottom of sludge collection room 3 is provided with sediment outlet 4, evaporation
The two sides of device 11 are provided with secondary steam inlet 5 and condensation-water drain 16, and Steam Recovery mouth 1 and secondary steam inlet 5 pass through pipe
Road connects, and vapour compression machine 12 is provided on pipeline, and the vapour compression machine 12 is roots blower；It is arranged on the pipeline
There is exhaust valve 20.It is provided with evaporation tube in the inner cavity of evaporator 11, the both ends of evaporation tube are respectively communicated with secondary steam inlet 5 and cold
Condensate outlet 16, the sequencing flowed in evaporation tube according to steam, evaporation tube is divided into three tube sides, is divided into the first tube side 6, the
Two tube sides 7 and third tube side 8, the steam inlet of first tube side 6 are connected with the secondary steam inlet 5 of evaporator 11, institute
The steam (vapor) outlet for stating the first tube side 6 is connected with the steam inlet of the second tube side 7, the steam (vapor) outlet of second tube side 7 and
The steam inlet of three tube sides 8 is connected, and the steam (vapor) outlet of third tube side 8 is connected with the condensation-water drain 16 of evaporator 11.Institute
The first tube side 6, the second tube side 7 and the third tube side 8 for the evaporation tube stated, pass through 22 shape of end socket being fixed on 11 shell of evaporator
At S-shaped circuit.22 shape of end socket is arc-shaped curved surface, so that the steam in circuit is smoothly circulated.First tube side steams
Hair pipe, the second tube side evaporation tube and third tube side evaporation tube are horizontally installed on from top to bottom in the inner cavity of evaporator 11.First pipe
The evaporation tube quantity of journey 6 is greater than the second tube side 7, and the evaporation tube quantity of the second tube side 7 is greater than third tube side 8, so that heat exchange
Efficiency improves, and reaches energy-saving effect.Sewage to be evaporated from sewage inlet 18 enter evaporator 11 inside after, from top to bottom according to
The secondary heat exchange by the first tube side evaporation tube, the second tube side evaporation tube and third tube side evaporation tube, realizes the moisture in sewage
Evaporation is separated with the two of solid dregs.
There is sewage inlet 18 in the side of evaporator 11, and sewage inlet 18 is located at the top of evaporation tube；The sewage of cesspool 19
Enter sewage inlet 18 after the preheating of heat exchanger 13, the steam of condensation-water drain 16 enters condensation after the condensation of heat exchanger 13
Water outlet 23.Heat exchanger uses plate heat exchanger.
The evaporator is additionally provided with circulating pump 9.The inlet of circulating pump 9 in the lower part of evaporator 11, circulating pump 9
Liquid outlet is used as spare, the liquid in circulating evaporator 11, so that separating effect in the top of evaporator 11, circulating pump 9
Choking phenomenon that is more abundant and reducing evaporator 11.
16 steam forms condensed water, condensed water autocondensation by the condensation of heat exchanger 13 at the condensation-water drain of evaporator 11
Water outlet 23 enters distillation water pot 14.The distilled water for distilling water pot (surge tank) 14 is discharged by discharge outlet 15.Incinerator is used
High-salt wastewater after it will be concentrated by evaporation carries out secondary high-temperature oxidation and burns；Incinerator includes dual firing chamber, and dual firing chamber will once fire
The flue gas for burning generation, which further heats up, is oxidizing to 1000-1100 DEG C；High-temperature flue gas recycles boiler, the height for generating incinerator
Warm flue gas is converted into steam, is recovered into production system；Flue gas waste heat recovery system, for generate high-temperature flue gas recycling boiler
Low-temperature flue gas realizes heat recovery while carrying out flue gas cool-down by heat exchange；Exhaust treatment system is used for low-temperature flue gas
It is dusted and washs, low-temperature flue gas is made to reach discharge standard.The industrial waste processing unit of the utility model further includes spiral
Discharger, spiral discharging device are used to recycle the dust of incinerator and high-temperature flue gas recycling boiler；The flue gas waste heat recovery system
System, including soft water preheater (water cooling) and air heat exchanger (air-cooled)；The exhaust treatment system, including desulfurizing tower (washing)
With bag filter (dedusting).
Specific method: S1, high-salt wastewater are by preheater by preheating, into evaporator, high-salt wastewater and evaporator
After interior steam carries out heat exchange, steam and the sediment containing solid are generated, the sediment sinking containing solid finally discharges outside the tank；
Be again introduced into evaporator by the Steam Recovery that roots blower generates heat exchange, the steam of recycling in evaporator with it is with high salt
Waste water carries out heat exchange, and recovered steam becomes gas-liquid mixture, condensation of the gas-liquid mixture into heat exchanger excessively by heat exchange
Form condensed water discharge；
After S2, high-salt wastewater concentration and evaporation, there is the sediment of solid to enter incinerator, generates cigarette in incinerator primary combustion
The flue gas that primary combustion generates is further heated up in the dual firing chamber of incinerator and is oxidizing to 1000-1100 DEG C by gas；
S3, solid dangerous waste after rotary furnace oxygenolysis, flue gas that rotary furnace generates incinerator dual firing chamber into one
Heating and oxidation is walked to 1000-1100 DEG C；
The high-temperature flue gas that S4, incinerator generate generates steam by steam boiler, and Steam Recovery enters production system；
S5, the low-temperature flue gas after steam boiler exchanges heat reach by heat recovery, the dedusting of cleaner, washing
Discharge standard.
S6, the salt collected will be flutterred in incinerator, rotary furnace, cleaner, be pooled to solid collector from outlets at different levels
In (spiral discharging device), pack recycling is concentrated.
Specific embodiment: a kind of industrial waste processing unit, including incinerator, natural gas combustion engine, steam boiler, hair
Motor group, vacuum evaporator, air preheater, bag filter, circulating fan, feeding pump, absorption tower, deduster, soot blower
Control system, desulfurizing tower, demineralized water treatment device and chimney.3 ton/hours of the processing capacity (in terms of sewage) of device, 3 tons of byproduct steam/
Hour, processing integrated wastewater consumes 130 yuan/ton, and technological equipment is stable.
1) 4 natural gas combustion engines are arranged in actual production to burn in incinerator sewage, 1200 is generated in combustion furnace
DEG C -1350 DEG C or so of high temperature, pollutant in sewage oxygenolysis at high temperature, is converted into free of contamination oxide powder dust；
2) steam boiler that the high-temperature flue gas of incinerator is specifically designed absorbs, and byproduct steam is for generating electricity；
3) flue-gas temperature of steam boiler is 800 DEG C -700 DEG C, into preheater, to the air of sewage and process system into
Row heat exchange；
4) flue-gas temperature for going out preheater is 400 DEG C -500 DEG C, and waste heat is absorbed by MVR system, is concentrated for sewage negative pressure；
5) flue-gas temperature is lower than 120 DEG C after exchanging heat, and is dusted into sack cleaner, 100 DEG C -110 DEG C of tail gas into
Enter absorption tower, through smoke stack emission after progress desulfurization.
A kind of industrial waste processing unit of the utility model burns the dangerous wastes such as tar, by high concentration, dirt with high salt
Water is burned, and two sections of burnings combine, and forms secondary thorough incineration system, removes noxious pollutant, is burning sewage
Solid dangerous waste has been handled simultaneously；Meanwhile being recycled high-temperature residual heat and medium temperature waste heat, reduce sewage treatment expense.It adopts
With integral type sewage concentration systems, so that the amount for burning sewage is reduced 40%--60%, 30% or more cost of sewage disposal can be saved, drop
The direct cost that low sewage burns, total system energy consumption reduce, and make sewage treatment recycling.
The technical personnel in the technical field can readily realize the utility model with the above specific embodiments,.But
It is it should be appreciated that the utility model is not limited to the specific embodiments described above.On the basis of the disclosed embodiments,
The technical personnel in the technical field can arbitrarily combine different technical features, to realize different technical solutions.
Claims (10)
1. a kind of industrial waste processing unit, which is characterized in that including set gradually sewage integral type concentration systems, burn
Furnace, high-temperature flue gas recycle boiler, flue gas waste heat recovery system, exhaust treatment system；
Sewage integral type concentration systems are concentrated by evaporation the heavy containing solid of generation for high-salt wastewater to be evaporated concentration
Slag enters incinerator oxidation and burns；
Incinerator carries out secondary high-temperature oxidation for the high-salt wastewater after being concentrated by evaporation and burns；Incinerator includes dual firing chamber, and two
Combustion room, which further heats up the flue gas that primary combustion generates, is oxidizing to 1000-1100 DEG C；
High-temperature flue gas recycles boiler, and the high-temperature flue gas for generating incinerator is converted into steam, is recovered into production system；
Flue gas waste heat recovery system, the low-temperature flue gas for generating high-temperature flue gas recycling boiler carry out flue gas drop by heat exchange
Heat recovery is realized while warm；
Exhaust treatment system makes low-temperature flue gas reach discharge standard for low-temperature flue gas to be dusted and wash.
2. a kind of industrial waste processing unit according to claim 1, which is characterized in that the industrial waste handles dress
Setting further includes rotary furnace, and rotary furnace burns the flue gas that Industrial Solid Waste generates and enter incinerator for burning Industrial Solid Waste, rotary furnace
Dual firing chamber further heat up and be oxidizing to 1000-1100 DEG C.
3. a kind of industrial waste processing unit according to claim 1, which is characterized in that the sewage integral type concentration
System, including evaporator and heat exchanger, evaporator includes middle part and both ends, from middle part to the face of the cross section of top end part
Product is gradually reduced, and forms steam collecting chamber；It is gradually reduced from middle part to the area of the cross section of bottom end, forms sludge collection
Room；Steam Recovery mouth is provided at the top of steam collecting chamber, the bottom of sludge collection room is provided with sediment outlet, and the two sides of evaporator are set
It is equipped with secondary steam inlet and condensation-water drain, Steam Recovery mouth and secondary steam inlet pass through piping connection, be arranged on pipeline
There is roots blower, evaporation tube is provided in the inner cavity of evaporator, the both ends of evaporation tube are respectively communicated with secondary steam inlet and condensation
There are sewage inlet in water out, the side of evaporator, and sewage inlet is located at the top of evaporation tube；The sewage of cesspool passes through heat exchanger
Enter sewage inlet after preheating, the steam gas-liquid mixture of condensation-water drain forms condensed water after heat exchanger condenses, reaches
Discharge standard.
4. a kind of industrial waste processing unit according to claim 3, which is characterized in that flowed in evaporation tube according to steam
Dynamic sequencing, evaporation tube are divided into three tube sides, are divided into the first tube side, the second tube side and third tube side, first tube side
Steam inlet is connected with the secondary steam inlet of evaporator, the condensation-water drain of first tube side and the steam of the second tube side
Entrance is connected, and the condensation-water drain of second tube side is connected with the steam inlet of third tube side, the condensation of third tube side
Water out is connected with the condensate drain outlet of evaporator, the first tube side, the second tube side and the third tube side of the evaporation tube,
S-shaped circuit is formed by the end socket being fixed on evaporator shell, the two sides of evaporator are additionally provided with circulating pump.
5. a kind of industrial waste processing unit according to claim 3, which is characterized in that the exhaust treatment system,
Including scrubbing tower and deduster.
6. a kind of industrial waste processing unit according to claim 1, which is characterized in that industrial waste processing unit is also wrapped
Include solid collector.
7. a kind of industrial waste processing unit according to claim 6, which is characterized in that the solid collector is spiral shell
Screw out glassware.
8. a kind of industrial waste processing unit according to claim 1, which is characterized in that the flue gas waste heat recovery system
System, including air cooling heat exchanger and water cooling heat exchanger.
9. a kind of industrial waste processing unit according to claim 8, which is characterized in that air cooling heat exchanger is air heat-exchange
Device, water cooling heat exchanger are soft water preheater.
10. a kind of industrial waste processing unit according to claim 1, which is characterized in that scrubbing tower is desulfurizing tower, dedusting
Device is bag filter.
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| CN201820831955.5U CN208732658U (en) | 2018-05-31 | 2018-05-31 | A kind of industrial waste processing unit |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108726614A (en) * | 2018-05-31 | 2018-11-02 | 平原中德泰兴环保科技装备有限公司 | A kind of industrial waste treatment process and its device |
| CN113251422A (en) * | 2021-06-21 | 2021-08-13 | 中国环境科学研究院 | Non-pollution low-energy-consumption garbage recycling treatment method and system |
-
2018
- 2018-05-31 CN CN201820831955.5U patent/CN208732658U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108726614A (en) * | 2018-05-31 | 2018-11-02 | 平原中德泰兴环保科技装备有限公司 | A kind of industrial waste treatment process and its device |
| CN113251422A (en) * | 2021-06-21 | 2021-08-13 | 中国环境科学研究院 | Non-pollution low-energy-consumption garbage recycling treatment method and system |
| CN113251422B (en) * | 2021-06-21 | 2022-02-15 | 中国环境科学研究院 | Non-pollution low-energy-consumption garbage recycling treatment method and system |
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Address after: 253100 Xingping Road, Pingyuan County East Development Zone, Dezhou City, Shandong Province Patentee after: Pingyuan Xinrui Environmental Protection Technology Co.,Ltd. Address before: 253100 Xingping Road, Pingyuan County East Development Zone, Dezhou City, Shandong Province Patentee before: PINGYUAN ZHONGDE TAIXING ENVIRONMENTAL PROTECTION TECHNOLOGY & EQUIPMENT Co.,Ltd. |