CN107937183A - A kind of washing powder spray drying tower waste heat from tail gas recoverying and utilizing method and device - Google Patents
A kind of washing powder spray drying tower waste heat from tail gas recoverying and utilizing method and device Download PDFInfo
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- CN107937183A CN107937183A CN201710555230.8A CN201710555230A CN107937183A CN 107937183 A CN107937183 A CN 107937183A CN 201710555230 A CN201710555230 A CN 201710555230A CN 107937183 A CN107937183 A CN 107937183A
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- tank
- tail gas
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- heating tank
- pipeline
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- 239000007789 gas Substances 0.000 title claims abstract description 70
- 239000002918 waste heat Substances 0.000 title claims abstract description 40
- 238000005406 washing Methods 0.000 title claims abstract description 33
- 238000001694 spray drying Methods 0.000 title claims abstract description 27
- 229940098458 powder spray Drugs 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000010438 heat treatment Methods 0.000 claims abstract description 120
- 238000003860 storage Methods 0.000 claims abstract description 40
- 238000007599 discharging Methods 0.000 claims abstract description 20
- 239000002736 nonionic surfactant Substances 0.000 claims abstract description 20
- 230000009471 action Effects 0.000 claims abstract description 5
- ONJQDTZCDSESIW-UHFFFAOYSA-N polidocanol Chemical group CCCCCCCCCCCCOCCOCCOCCOCCOCCOCCOCCOCCOCCO ONJQDTZCDSESIW-UHFFFAOYSA-N 0.000 claims description 24
- 238000011084 recovery Methods 0.000 claims description 16
- 239000004094 surface-active agent Substances 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 7
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 3
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 3
- 239000004571 lime Substances 0.000 claims description 3
- 238000010992 reflux Methods 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 5
- 238000003912 environmental pollution Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 11
- 239000000843 powder Substances 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 238000001035 drying Methods 0.000 description 6
- 238000011161 development Methods 0.000 description 5
- 230000018109 developmental process Effects 0.000 description 5
- 239000003795 chemical substances by application Substances 0.000 description 4
- 239000003599 detergent Substances 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 239000003995 emulsifying agent Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 2
- 238000005202 decontamination Methods 0.000 description 2
- 230000003588 decontaminative effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000005022 packaging material Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 240000008067 Cucumis sativus Species 0.000 description 1
- 235000010799 Cucumis sativus var sativus Nutrition 0.000 description 1
- 241000628997 Flos Species 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000003698 anagen phase Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004945 emulsification Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000006210 lotion Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000002453 shampoo Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D11/00—Special methods for preparing compositions containing mixtures of detergents
- C11D11/02—Preparation in the form of powder by spray drying
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/66—Non-ionic compounds
- C11D1/72—Ethers of polyoxyalkylene glycols
- C11D1/721—End blocked ethers
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a kind of washing powder spray drying tower waste heat from tail gas recoverying and utilizing method and device, waste heat from tail gas recoverying and utilizing method is that tail gas is delivered in heat exchanger, the heating tank being arranged in heat exchanger is heated by waste heat from tail gas, nonionic surfactant is stored with heating tank, nonionic surfactant after heating is transported in accumulator tank by delivery pump, the nonionic surfactant being stored in heating tank is to first pass through discharging pump to be delivered in heating tank by storage tank, in storage tank, the heating coil communicated with vapour source is further respectively had in heating tank and accumulator tank, under vapor action, it is used to preheat it by heating coil.Using device of the present invention, nonionic surfactant is heated using waste heat from tail gas, is contrasted by actual motion, energy-saving and problem of environmental pollution is not only reached, worker's working strength can also be reduced, improves the safety coefficient of operation, there is significant economic benefit and social benefit.
Description
Technical field
The present invention relates to washing powder production technical field, a kind of method recycled more particularly to waste heat from tail gas, tool
Say it is a kind of washing powder spray drying tower waste heat from tail gas recoverying and utilizing method and device body.
Background technology
At present, detergent industry Development situation and characteristic in China's is mainly that liquid detergent enters the rapid growth phase, its is total
Amount has leapt to the first in articles for washing, in order to adapt to the green environment-friendly development trend of daily chemical products, the production of washing powder product
Develop in terms of production process is energy-saving and environment-friendly.Nonionic surface active agent is mainly used as type of latex type, cream kind, shampoo
The emulsifying agent of class cosmetics.Excellent water-solubility, available for manufacturing emulsion oil-in-water.In addition antistatic additive is also acted as, for parent
Water emulsifier, can strengthen the solubility of Cucumber in water, can be as the emulsifying agent for making O/W type lotions.Due to its tool
There are the performances such as good emulsification, decontamination, washing, be widely used in preparation detergent for household use, cleaned as industrial emulsion agent and metal
Agent etc..Nonionic surfactant is added in detergent raw material, its dirt-removing power is strong, and inside the deep enough clothes fiber of energy
Cleaning function is played, its decontamination is more thorough.The drying and moulding of product is still based on spray drying forming, therefore is used and dusted
Drying is essential link in washing powder production process.And dried tail gas from tower top by cyclone dust collectors (or cloth
Bag dust collector) outer row after dedusting, outer last person's gas is by detection, to the tail after cyclone dust collectors (or bag filter) dedusting
In 78000 marks cube, left and right, tail gas mean temperature reach 85 DEG C or so to gas mark mainstream amount per hour, still have in this explanation tail gas
Substantial amounts of heat can utilize.In current washing powder production process, the waste heat in tail gas does not recycle, directly with tail gas
Outer row, this not only causes to waste, and returns environment and causes certain pollution.If the heat in tail gas can be recycled,
For being heated to nonionic surface active agent, whole process need not consume steam again and additionally be heated, this will
The energy consumption of washing powder production is reduced, to achieve the purpose that energy-saving, reduction production cost.
Issued and implemented in State Council《Light industry development outline》, light industry " 13 " planning and country it is related environmentally friendly
In industrial policy, the green upgrading of industry must be realized by being distinctly claimed articles for washing industry, and it is protecting ecology ring to economize on resources
The basic plan in border.Advocating will save using resource energetically, promote production, circulation, the minimizing of process of consumption, recycling, money
Source.Development energy conservation and environmental protection technology is encouraged, this will further facilitate articles for washing industry and realizes green, low-carbon, sustainable development.
The content of the invention
For problem present in background technology, more than a kind of washing powder spray drying tower tail gas
Recuperation of heat Application way, heats nonionic surfactant, so as to significantly by using spray drying tower waste heat from tail gas
Operating power consumption is reduced, also reduces the production cost of enterprise.Another object of the present invention is to provide a kind of washing powder spray drying
Tower tail gas waste heat recovery use apparatus, the nonionic table in heat exchanger is heated by using spray drying tower waste heat from tail gas
Face activating agent, reaches energy-saving, environmentally protective effect.
In order to solve the above technical problems, the technical solution adopted in the present invention is：A kind of washing powder spray drying tower tail gas
Waste heat recycle method, it is characterised in that：By tail gas by pipeline to heat exchanger, by waste heat from tail gas to being arranged on
Heating tank in heat exchanger is heated, and nonionic surfactant is stored with heating tank, the nonionic after heating
Surfactant is transported in accumulator tank by delivery pump, and the nonionic surfactant being stored in heating tank, is to first pass through
Discharging pump is delivered in heating tank by storage tank, is further respectively had in the storage tank, heating tank and accumulator tank and is communicated with vapour source
Heating coil, under vapor action, be used for by heating coil to the nonionic that is stored in storage tank, heating tank and accumulator tank
Surfactant is preheated.
Further, a kind of washing powder spray drying tower waste heat from tail gas recoverying and utilizing method, wherein it is described it is non-from
Sub- surfactant is AEO-9 surfactants.
In addition, present invention also offers a kind of washing powder spray drying tower tail gas waste heat recovery use apparatus, described device
Include heat exchanger, storage tank, accumulator tank and heating tank, the heating tank is arranged in heat exchanger, the storage tank, heating tank and storage
Deposit sequential series between groove, be connected between storage tank and heating tank by pipeline one, discharging is equipped with pipeline one and is pumped, heating tank with
It is connected between accumulator tank by pipeline two, delivery pump is equipped with pipeline two, in the storage tank, heating tank and accumulator tank respectively
Equipped with steam pipe coil, the input end of the steam pipe coil is connected by steam pipe with external steam source, its port of export passes through condensation
Return duct collects lime set, and the inlet exhaust gas and offgas outlet communicated with tail gas is equipped with the heat exchanger, passes through inlet exhaust gas
Communicated with tail gas, realize that the heating tank in heat exchanging device is heated, the tail gas after heat exchange is discharged by offgas outlet.
Further, a kind of washing powder spray drying tower tail gas waste heat recovery use apparatus, wherein described device
Control system is further included, the discharging pump and delivery pump are electrically connected with control system respectively.
Further, a kind of washing powder spray drying tower tail gas waste heat recovery use apparatus, wherein the steam
Pressure-measuring device is additionally provided with pipe, the pressure-measuring device is electrically connected with control system.
Further, a kind of washing powder spray drying tower tail gas waste heat recovery use apparatus, wherein described device
Source material delivery system is further included, the source material delivery system is tank car, and the tank car is by pipeline one respectively with storage tank and adding
The input terminal of hot tank is connected, and is equipped with two dischargings in pipeline one and pumps, and two discharging pumps are the using and the reserved.
Further, a kind of washing powder spray drying tower tail gas waste heat recovery use apparatus, wherein the heating
Tank be equipped with it is multiple, be arranged between multiple heating tanks in a manner of in parallel or series in heat exchanger, the output terminal of heating tank passes through pipe
Lu Eryu accumulator tanks are connected, and two delivery pumps are equipped with pipeline two, and two delivery pumps are the using and the reserved.
Further, a kind of washing powder spray drying tower tail gas waste heat recovery use apparatus, wherein the heating
Tank be equipped with it is multiple, be arranged in a series arrangement in heat exchanger between adjacent heating tank, wherein the input terminal of first heating tank leads to
Cross pipeline one with holding vessel to be connected, the input terminal of remaining heating tank is mutually interconnected in a series arrangement with output terminal by pipeline
Connect, the output terminal of last heating tank is connected by pipeline two with accumulator tank.
Further, a kind of washing powder spray drying tower tail gas waste heat recovery use apparatus, wherein the heating
Tank is equipped with three, is arranged in a series arrangement in heat exchanger between adjacent heating tank, wherein the input terminal of first heating tank leads to
Pipeline one to be crossed with storage tank to be connected, the input terminal of second heating tank is connected with the output terminal of first heating tank by pipeline,
Its output terminal is connected with the input terminal of the 3rd heating tank by pipeline, and the output terminal of the 3rd heating tank passes through pipeline two and storage
Groove is deposited to be connected.
Using washing powder spray drying tower waste heat from tail gas recoverying and utilizing method of the present invention and device, with the prior art
Compare, its effective effect is：AEO-9 nonionic surfactants are heated by using spray drying tower waste heat from tail gas, its
The efficiency of heating surface is fast, and heat-insulating property is good, can smoothly maintain normally to produce, and whole process need not consume steam again and additionally add
Heat, reduces the consumption of natural gas.In actual moving process, factory is adjusted by annual 300 day working day, can save 48 every year
Ten thousand yuan or so, steam is saved up to 1000 tons, is saved packaging material up to 230 tons, is reached energy-saving and problem of environmental pollution, while can also
Worker's working strength is reduced, the safety coefficient of operation is improved, there is significant economic benefit and social benefit.
Brief description of the drawings
The present invention is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is the structure schematic diagram of the present invention；
Fig. 2 is AEO-9 temperature variations in different periods heating tank in the present invention.
Shown in figure：1- heat exchangers, 2- storage tanks, 3- tank cars, 4- dischargings pump, 5- control systems, 6- accumulator tanks, 7- conveying
Pump, 8- pressure-measuring devices, 9- heating tanks, 10- steam discs.
Embodiment
For further illustrate the present invention inventive concept, below with reference to attached drawing to the present invention embodiment make into
One step explanation：
A kind of washing powder spray drying tower waste heat from tail gas recoverying and utilizing method of the present invention, is that tail gas is passed through pipeline
To heat exchanger, the heating tank being arranged in heat exchanger is heated by waste heat from tail gas, be stored with heating tank it is non-from
Sub- surfactant, the nonionic surfactant after heating are transported in accumulator tank by delivery pump, are stored in heating
Nonionic surfactant in tank, be first pass through discharging pump be delivered to by storage tank in heating tank, the storage tank, heating tank and
The heating coil communicated with vapour source is further respectively had in accumulator tank, under vapor action, is used for by heating coil to storage
Nonionic surfactant in storage tank, heating tank and accumulator tank is preheated.
Washing powder spray drying tower waste heat from tail gas recoverying and utilizing method and device of the present invention are introduced in detail below.
As shown in Figure 1, by tail gas caused by existing washing powder workshop spray drying tower by cyclone dust collectors (or
Bag filter) after dedusting, by pipeline to heat exchanger 1, passing through heating of the waste heat from tail gas to being arranged in heat exchanger 1
Tank 9 is heated, and AEO-9 nonionic surfactants are stored with heating tank 9, the AEO-9 nonionic tables after heating
Face activating agent is transported in accumulator tank 6 by delivery pump 7, and the AEO-9 nonionic surfactants being stored in heating tank 9,
It is to first pass through discharging pump 4 by being delivered in storage tank 2 either tank car (3) in heating tank 9, in the storage tank 2, heating tank 9 and storage
The heating coil 10 for further respectively having in groove 6 and being communicated with vapour source is deposited, under vapor action, is used for by heating coil 10 to depositing
The AEO-9 nonionic surfactants being stored in storage tank 2, heating tank 9 and accumulator tank 6 are preheated.By to AEO-9 nonionics
The purpose that surfactant is preheated, temperature is relatively low when mainly considering to drive influences equipment operation, by preheating, so as to
AEO-9 quickly dissolved during driving spare, moreover it is possible to prevent AEO-9 frozen plug pipelines, influence the normal production in workshop.
Device of the present invention includes heat exchanger 1, storage tank 2, accumulator tank 6, heating tank 9 and control system 5, the heating
Tank 9 is arranged in heat exchanger 1, sequential series between the storage tank 2, heating tank 9 and accumulator tank 6, between storage tank 2 and heating tank 9
It is connected by pipeline one, discharging pump 4 is equipped with pipeline one, is connected between heating tank 9 and accumulator tank 6 by pipeline two, in pipe
Road two is equipped with delivery pump 7, and steam pipe coil 10, the steam disc are respectively equipped with the storage tank 2, heating tank 9 and accumulator tank 6
The input end of pipe 10 is connected by steam pipe with external steam source, while pressure-measuring device 8 is additionally provided with steam pipe, it is exported
Lime set is collected in end by condensing reflux pipe, and the inlet exhaust gas and offgas outlet communicated with tail gas is equipped with the heat exchanger 1, is led to
Cross inlet exhaust gas to communicate with tail gas, realize that the heating tank 9 in heat exchanging device 1 is heated, the tail gas after heat exchange is gone out by tail gas
Mouth discharge.Wherein described discharging pump 4, delivery pump 7 and pressure-measuring device 8 are electrically connected with control system 5 respectively.
In actual use, since the average consumption of AEO-9 is monthly 20 tons or so, it is contemplated that AEO-9 and tail
The heat transfer effect of gas, it is 8~10m that heating tank 9 is arranged to multiple volumes3Canister, with parallel or string between multiple heating tanks 9
Connection mode is arranged in heat exchanger 1, and the output terminal of heating tank 9 is connected by pipeline two with accumulator tank 6, and is set on pipeline two
There are two delivery pumps 7, two delivery pumps 7 are the using and the reserved, and the purpose using two delivery pumps 7 is to prevent in use,
When there are abnormal conditions, another delivery pump 7 could be used that.At the same time, it is contemplated that Btu utilization situation, adjacent heating tank 9 it
Between be arranged in a series arrangement in heat exchanger 1, wherein the input terminal of first heating tank 9 is connected by pipeline one with holding vessel 2
Logical, the input terminal of remaining heating tank 9 is connected with each other in a series arrangement with output terminal by pipeline, last heating tank 9
Output terminal is connected by pipeline two with accumulator tank 6.Furthermore, it is contemplated that occupation of land and washing powder workshop dosage situation, by heating tank 9
Three are set to, is arranged in a series arrangement in heat exchanger 1 between adjacent heating tank 9, wherein the input terminal of first heating tank 9 leads to
Cross pipeline one with storage tank 2 to be connected, the input terminal of second heating tank 9 and the output terminal of first heating tank 9 are connected by pipeline
Connect, its output terminal is connected with the input terminal of the 3rd heating tank 9 by pipeline, and the output terminal of the 3rd heating tank 9 passes through pipeline
Two are connected with accumulator tank 6.It by using said structure, can not only increase heat exchange area, improve its heat exchange efficiency.
Further, described device has further included source material delivery system, and the source material delivery system is tank car 3, the groove
Car 3 is connected by input terminal of the pipeline one respectively with storage tank 2 and heating tank 9, and is equipped with two dischargings in pipeline one and is pumped 4,
Two dischargings pump 4 be the using and the reserved, and the purpose using two dischargings pumps 4 is to prevent in use, when there are abnormal conditions
When, another discharging pump 4 could be used that.Due to traditional AEO-9 nonionic surfactants mode of heating using drying chamber come
Heating, its operator scheme are：Operating personnel are first by barreled AEO-9（180Kg/ barrels）Raw material is transported to outside the drying chamber of workshop from storehouse,
Then again metal bucket was fallen to be pushed into drying chamber and heated, and after AEO-9 is completely dissolved, finally opened bung, make AEO-9 from drying chamber bottom
The floss hole in portion flows automatically to AEO-9 storage tanks.Using traditional mode of heating, not only heavy workload, safe operation coefficient is low, passes through
Metal bucket packs waste of materials, increases cost, and AEO-9 is also easy to contaminated, its firing rate is slow.In order to change AEO-9 bags
The pattern of metal bucket heating is filled, AEO-9 is transported, stored using tank car, storage tank respectively, its advantage is that workload is small, operation
Safety coefficient is high, can reduce packing cost, while AEO-9 is also less susceptible to pollute, its firing rate is fast.
Using washing powder spray drying tower tail gas waste heat recovery use apparatus of the present invention, in actual moving process
In, actual measurement is carried out to AEO-9 temperature in different time periods in continuous 10 days, and result is summarized as follows：
The mean temperature in above table is depicted as line chart at the same time, as shown in Fig. 2, representing AEO- in different periods heating tank
9 temperature variations.
As seen from Figure 2：The package unit efficiency of heating surface is fast, and heat-insulating property is good, can smoothly maintain normally to produce, AEO-9
Temperature be more than 30 DEG C just can normal use, whole process need not consume steam again and additionally be heated.
Using washing powder spray drying tower waste heat from tail gas recoverying and utilizing method of the present invention, in actual moving process, factory
Adjusted by annual 300 day working day, every cost-effective statistics is as follows：
As seen from table：480,000 yuan or so can be saved every year, save steam up to 1000 tons, saving packaging material up to 230 tons, have notable
Energy-saving and environment protection significance.Operating personnel's working strength can also be reduced at the same time, improve the safety that operating personnel operate it
Coefficient.
Protection scope of the present invention is not limited only to the technical solution disclosed in embodiment, and the foregoing is merely this hair
Bright better embodiment, is not intended to limit the present invention, all any trickle amendments made according to technical scheme, be equal
Replace and improve, should be included within the protection domain of technical solution of the present invention.
Claims (9)
- A kind of 1. washing powder spray drying tower waste heat from tail gas recoverying and utilizing method, it is characterised in that：Tail gas is passed through into pipeline To heat exchanger, the heating tank being arranged in heat exchanger is heated by waste heat from tail gas, be stored with heating tank it is non-from Sub- surfactant, the nonionic surfactant after heating are transported in accumulator tank by delivery pump, are stored in heating Nonionic surfactant in tank, be first pass through discharging pump be delivered to by storage tank in heating tank, the storage tank, heating tank and The heating coil communicated with vapour source is further respectively had in accumulator tank, under vapor action, is used for by heating coil to storage Nonionic surfactant in storage tank, heating tank and accumulator tank is preheated.
- A kind of 2. washing powder spray drying tower waste heat from tail gas recoverying and utilizing method according to claim 1, it is characterised in that： The nonionic surfactant is AEO-9 surfactants.
- 3. tail gas waste heat recovery use apparatus as claimed in claim 1, it is characterised in that：Described device includes heat exchanger (1), storage tank (2), accumulator tank (6) and heating tank (9), the heating tank (9) are arranged in heat exchanger (1), the storage tank (2), Sequential series between heating tank (9) and accumulator tank (6), are connected between storage tank (2) and heating tank (9) by pipeline one, in pipeline One is equipped with discharging pump (4), is connected between heating tank (9) and accumulator tank (6) by pipeline two, delivery pump is equipped with pipeline two (7), steam pipe coil (10), the steam pipe coil (10) are respectively equipped with the storage tank (2), heating tank (9) and accumulator tank (6) Input end be connected by steam pipe with external steam source, its port of export by condensing reflux pipe collect lime set, in the heat exchange The inlet exhaust gas and offgas outlet communicated with tail gas is equipped with device (1), is communicated by inlet exhaust gas with tail gas, realizes heat exchanging device (1) heating tank (9) in is heated, and the tail gas after heat exchange is discharged by offgas outlet.
- 4. tail gas waste heat recovery use apparatus according to claim 3, it is characterised in that：Described device has further included control System (5), the discharging pump (4) and delivery pump (7) are electrically connected with control system (5) respectively.
- 5. tail gas waste heat recovery use apparatus according to claim 4, it is characterised in that：Pressure is additionally provided with the steam pipe Force measuring instrument (8), the pressure-measuring device (8) are electrically connected with control system (5).
- 6. tail gas waste heat recovery use apparatus according to any one of claim 3 to 5, it is characterised in that：Described device Further included source material delivery system, the source material delivery system is tank car (3), the tank car (3) by pipeline one respectively with storage Tank (2) is connected with the input terminal of heating tank (9), and is equipped with two dischargings in pipeline one and pumps (4), and two discharging pumps (4) are The using and the reserved.
- 7. tail gas waste heat recovery use apparatus according to claim 6, it is characterised in that：The heating tank (9) is equipped with more It is a, it is arranged between multiple heating tanks (9) in a manner of in parallel or series in heat exchanger (1), the output terminal of heating tank (9) passes through pipe Lu Eryu accumulator tanks (6) are connected, and two delivery pumps (7) are equipped with pipeline two, and two delivery pumps (7) are the using and the reserved.
- 8. tail gas waste heat recovery use apparatus according to claim 7, it is characterised in that：The heating tank (9) is equipped with more It is a, it is arranged in a series arrangement between adjacent heating tank (9) in heat exchanger (1), wherein the input terminal of first heating tank (9) leads to Cross pipeline one with holding vessel (2) to be connected, the input terminal of remaining heating tank (9) and output terminal pass through pipeline phase in a series arrangement Connect, the output terminal of last heating tank (9) is connected by pipeline two with accumulator tank (6).
- 9. tail gas waste heat recovery use apparatus according to claim 8, it is characterised in that：The heating tank (9) is equipped with three It is a, it is arranged in a series arrangement between adjacent heating tank (9) in heat exchanger (1), wherein the input terminal of first heating tank (9) leads to Cross pipeline one with storage tank (2) to be connected, the input terminal of second heating tank (9) and the output terminal of first heating tank (9) pass through Pipeline connects, its output terminal is connected with the input terminal of the 3rd heating tank (9) by pipeline, the output of the 3rd heating tank (9) End is connected by pipeline two with accumulator tank (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710555230.8A CN107937183B (en) | 2017-07-10 | 2017-07-10 | Washing powder spray drying tower tail gas waste heat recycling method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710555230.8A CN107937183B (en) | 2017-07-10 | 2017-07-10 | Washing powder spray drying tower tail gas waste heat recycling method and device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107937183A true CN107937183A (en) | 2018-04-20 |
| CN107937183B CN107937183B (en) | 2020-04-28 |
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| CN201710555230.8A Active CN107937183B (en) | 2017-07-10 | 2017-07-10 | Washing powder spray drying tower tail gas waste heat recycling method and device |
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- 2017-07-10 CN CN201710555230.8A patent/CN107937183B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205678645U (en) * | 2016-05-13 | 2016-11-09 | 神华集团有限责任公司 | Waste heat of coke oven recovery system |
| CN106010591A (en) * | 2016-06-30 | 2016-10-12 | 中国重型机械研究院股份公司 | High-temperature coke breeze organic heat carrier waste heat recycling system |
| CN205803395U (en) * | 2016-06-30 | 2016-12-14 | 中国重型机械研究院股份公司 | A kind of high temperature coke breeze organic heat carrier residual neat recovering system |
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