CN107189889A - A kind of washing powder spray drying tower tail gas waste heat recovery use apparatus - Google Patents
A kind of washing powder spray drying tower tail gas waste heat recovery use apparatus Download PDFInfo
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- CN107189889A CN107189889A CN201710554506.0A CN201710554506A CN107189889A CN 107189889 A CN107189889 A CN 107189889A CN 201710554506 A CN201710554506 A CN 201710554506A CN 107189889 A CN107189889 A CN 107189889A
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- heating tank
- tank
- pipeline
- tail gas
- heating
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- 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 ; Methods for using cleaning compositions
- C11D11/02—Preparation in the form of powder by spray drying
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- 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 tail gas waste heat recovery use apparatus, include heat exchanger, holding vessel, accumulator tank and heating tank, heating tank is in heat exchanger, holding vessel, sequential series between heating tank and accumulator tank, it is connected between holding vessel and heating tank by pipeline one, discharging pump is provided with pipeline one, it is connected between heating tank and accumulator tank by pipeline two, delivery pump is provided with pipeline two, in holding vessel, steam pipe coil is respectively equipped with heating tank and accumulator tank, the entrance point of steam pipe coil is connected by steam pipe with external steam source, its port of export collects lime set by condensing reflux pipe, provided with the inlet exhaust gas and offgas outlet communicated with tail gas in heat exchanger, communicated by inlet exhaust gas with tail gas, realization is heated to heating tank, tail gas after heat exchange is discharged by offgas outlet.Using device of the present invention, energy-saving purpose is can reach, with significant economic benefit and social benefit.
Description
Technical field
The present invention relates to washing powder production technical field, specifically a kind of washing powder spray drying tower waste heat from tail gas is returned
Receipts utilize device.
Background technology
At present, China's detergent industry Development situation and characteristic is mainly liquid detergent into the rapid growth phase, and 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 energy-conserving and environment-protective.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 manufacture emulsion oil-in-water.Antistatic additive is also acted as in addition, is parent
Water emulsifier, can strengthen solubility of the Cucumber in water, can be used as the emulsifying agent for making O/W type emulsions.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 use is 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) it is outer after dedusting arrange, outer last person's gas main component is N2、O2、CO2And water vapour, also containing micro flue dust/dust,
SO 2With the pollutant such as NOx.By detection, the tail gas mark mainstream amount after cyclone dust collectors (or sack cleaner) dedusting exists
78000 marks cube per hour left and right, tail gas mean temperature reaches 85 DEG C or so, still has substantial amounts of heat can in this explanation tail gas
To utilize.In current washing powder production process, the waste heat in tail gas is not recycled, and is directly arranged with outside tail gas, this is not only
Cause to waste, return environment and cause certain pollution.If the heat in tail gas can be recycled, for nonionic
Type surfactant is heated, and whole process need not consume steam again and additionally be heated, and this will reduce washing powder life
The energy consumption of production, to reach the purpose of 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.Advocate to save energetically and utilize resource, promote production, circulation, the minimizing of process of consumption, recycling, money
Source.Development energy-conserving and environment-protective 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
Heat reclamation utilization apparatus, the non-ionic surface active in heat exchanger is heated by using spray drying tower waste heat from tail gas
Agent, so as to substantially reduce operating power consumption, also reduces the production cost of enterprise, to reach energy-saving, environmental protection effect
Really.
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 recovery device, described device includes heat exchanger, holding vessel, accumulator tank and heating tank, and the heating tank is arranged at
In heat exchanger, sequential series between the holding vessel, heating tank and accumulator tank pass through the phase of pipeline one between holding vessel and heating tank
Even, discharging pump is provided with pipeline one, is connected between heating tank and accumulator tank by pipeline two, provided with conveying on pipeline two
Pump, is respectively equipped with steam pipe coil in the holding vessel, heating tank and accumulator tank, and the entrance point of the steam pipe coil passes through steam
Pipe is connected with external steam source, and its port of export collects lime set by condensing reflux pipe, is provided with and tail gas phase in the heat exchanger
Logical inlet exhaust gas and offgas outlet, is communicated by inlet exhaust gas with tail gas, realizes that the heating tank in heat exchanging device is heated,
Tail gas after heat exchange is discharged by offgas outlet.
Further, a kind of described washing powder spray drying tower tail gas waste heat recovery use apparatus, wherein described device
Also include control system, the discharging pump and delivery pump are electrically connected with control system respectively.
Further, described a kind of washing powder spray drying tower tail gas waste heat recovery use apparatus, wherein being steamed described
Pressure-measuring device, the electrical connection of the pressure-measuring device and control system are additionally provided with steam pipe.
Further, a kind of described washing powder spray drying tower tail gas waste heat recovery use apparatus, wherein described device
Also include source material delivery system, the source material delivery system is tank car, the tank car by pipeline one respectively with holding vessel and
The input of heating tank is connected, and provided with two discharging pumps in pipeline one, two discharging pumps are the using and the reserved.
Further, described a kind of washing powder spray drying tower tail gas waste heat recovery use apparatus, wherein the heating
Tank is arranged in heat exchanger, the output end of heating tank passes through pipe provided with multiple between multiple heating tanks in mode in parallel or series
Lu Eryu accumulator tanks are connected, and provided with two delivery pumps on pipeline two, two delivery pumps are the using and the reserved.
Further, a kind of described washing powder spray drying tower tail gas waste heat recovery use apparatus, the heating tank is set
Have multiple, be arranged in a series arrangement in heat exchanger between adjacent heating tank, wherein the input of first heating tank passes through pipe
Lu Yiyu holding vessels are connected, and the input of remaining heating tank is connected with each other in a series arrangement with output end by pipeline, most
The output end of latter heating tank is connected by pipeline two with accumulator tank.
Further, a kind of described washing powder spray drying tower tail gas waste heat recovery use apparatus, the heating tank is set
Have and be arranged in a series arrangement in heat exchanger between three, adjacent heating tank, wherein the input of first heating tank passes through pipe
Lu Yiyu storage tanks are connected, and the input of second heating tank is connected with the output end of first heating tank by pipeline, and its is defeated
Go out end to be connected by pipeline with the input of the 3rd heating tank, the output end of the 3rd heating tank passes through pipeline two and accumulator tank
It is connected.
Using washing powder spray drying tower tail gas waste heat recovery use apparatus of the present invention, compared with prior art,
Its effective effect is：AEO-9 nonionic surfactants are heated by using spray drying tower waste heat from tail gas, it heats effect
Rate is fast, and heat-insulating property is good, can smoothly maintain normal production, and whole process need not consume steam again and additionally be heated, and drop
The consumption of low natural gas.In actual moving process, factory is adjusted by annual 300 day working day, and 480,000 yuan can be saved every year
Left and right, steam saving saves packaging material up to 230 tons, energy-saving and problem of environmental pollution is reached, while can also reduce up to 1000 tons
Workman's working strength, improves the safety coefficient of operative, with 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- holding vessels, 3- tank cars, 4- dischargings pump, 5- control systems, 6- accumulator tanks, 7- conveyings
Pump, 8- pressure-measuring devices, 9- heating tanks, 10- steam discs.
Embodiment
For further illustrate the present invention inventive concept, below with reference to accompanying drawing to the present invention embodiment make into
One step explanation：
As shown in figure 1, by the tail gas produced by existing washing powder workshop spray drying tower by cyclone dust collectors (or cloth bag
Deduster) after dedusting, by pipeline to heat exchanger 1, by waste heat from tail gas to the heating tank 9 that is arranged in heat exchanger 1
Heated, be stored with AEO-9 nonionic surfactants in heating tank 9, the AEO-9 non-ionic surfaces after heating are lived
Property agent be transported to by delivery pump 7 in accumulator tank 6, and AEO-9 nonionic surfactants being stored in heating tank 9 are first
It is delivered to by discharging pump 4 in storage tank 2 either tank car 3 in heating tank 9, in the storage tank 2, heating tank 9 and accumulator tank 6
The heating coil 10 communicated with vapour source is further respectively had, under vapor action, is used for by heating coil 10 to being stored in storage
AEO-9 nonionic surfactants in tank 2, heating tank 9 and accumulator tank 6 are preheated.By being lived to AEO-9 non-ionic surfaces
Property the purpose that is preheated of agent, temperature relatively low influence equipment operation when mainly in view of driving, by preheating, during to drive
AEO-9 is quickly dissolved standby, 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 provided with pipeline one, is connected between heating tank 9 and accumulator tank 6 by pipeline two, in pipe
Road two is provided 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 entrance point of pipe 10 is connected by steam pipe with external steam source, while being additionally provided with pressure-measuring device 8 on steam pipe, it is exported
Lime set is collected in end by condensing reflux pipe, provided with the inlet exhaust gas and offgas outlet communicated with tail gas in the heat exchanger 1, leads 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, because AEO-9 average consumption is monthly 20 tons or so, it is contemplated that AEO-9 and tail
The heat transfer effect of gas, heating tank 9 is arranged between the canister that multiple volumes are 8~10m3, multiple heating tanks 9 with parallel or string
Connection mode is arranged in heat exchanger 1, and the output end 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, are to prevent in use using the purpose of two delivery pumps 7,
When there are abnormal conditions, another delivery pump 7 could be used that.Simultaneously, 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 of first heating tank 9 is connected by pipeline one with holding vessel 2
Logical, the input of remaining heating tank 9 is connected with each other in a series arrangement with output end by pipeline, last heating tank 9
Output end is connected by pipeline two with accumulator tank 6.Furthermore, it is contemplated that taking up an area and washing powder workshop consumption situation, actually make
During, heating tank 9 is set to be arranged in a series arrangement in heat exchanger 1 between three, adjacent heating tank 9, wherein first
The input of individual heating tank 9 is connected by pipeline one with storage tank 2, the input and first heating tank 9 of second heating tank 9
Output end connected by pipeline, its output end is connected with the input of the 3rd heating tank 9 by pipeline, the 3rd heating tank
9 output end is connected by pipeline two with accumulator tank 6.It by using said structure, can not only increase heat exchange area, improve
Its heat exchange efficiency.
Further, described device also includes source material delivery system, and the source material delivery system is tank car 3, the groove
Input of the car 3 by pipeline one respectively with storage tank 2 and heating tank 9 is connected, and provided with two discharging pumps 4 in pipeline one,
Two discharging pumps 4 are the using and the reserved, are to prevent in use using the purpose of two discharging pumps 4, 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 room come
Heat, its operator scheme is：Manually by barreled AEO-9（180Kg/ barrels）Transported from storehouse to outside the drying room of workshop, staff is again
Metal bucket was fallen and heated in push-in drying room, opened after AEO-9 is completely dissolved bung make AEO-9 from the floss hole of drying room bottom from
Flow to AEO-9 storage tanks.Using traditional mode of heating, not only workload is big, and safe operation coefficient is low, is packed and wasted by metal bucket
Material, increases cost, and AEO-9 is also easy to contaminated, and its firing rate is slow.In order to change AEO-9 packaging metal bucket heating
Pattern, AEO-9 is transported using tank car, storage tank, stored respectively, and its advantage is that workload is small, and safe operation coefficient is high,
Packing cost can be reduced, while AEO-9 is also less susceptible to pollution, 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, the AEO-9 temperature to different time sections in continuous 10 days has carried out actual measurement, and result is summarized as follows：
The mean temperature in above table is depicted as line chart simultaneously, 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 normal production, AEO-9
Temperature, which is more than 30 DEG C, just can normally use, and 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, the cost-effective statistics of items is as follows：
As seen from table：480,000 yuan or so can be saved every year, and steam saving is up to 1000 tons, saving packaging material up to 230 tons, with aobvious
The energy-saving and environment protection significance write.Operating personnel's working strength can also be reduced simultaneously, improve the peace that operating personnel operate to it
Overall coefficient.
Protection scope of the present invention is not limited only to the technical scheme disclosed in embodiment, the foregoing is only this hair
Bright better embodiment, is not intended to limit the present invention, all any trickle amendments made according to technical scheme, equivalent
Replace and improve, should be included within the protection domain of technical solution of the present invention.
Claims (7)
1. a kind of washing powder spray drying tower tail gas waste heat recovery use apparatus, it is characterised in that：Described device includes heat exchange
Device (1), holding vessel (2), accumulator tank (6) and heating tank (9), the heating tank (9) are arranged in heat exchanger (1), the storage
Sequential series between tank (2), heating tank (9) and accumulator tank (6), pass through the phase of pipeline one between holding vessel (2) and heating tank (9)
Even, discharging pump (4) is provided with pipeline one, is connected between heating tank (9) and accumulator tank (6) by pipeline two, on pipeline two
Provided with delivery pump (7), steam pipe coil (10) is respectively equipped with the holding vessel (2), heating tank (9) and accumulator tank (6), it is described
The entrance point of steam pipe coil (10) is connected by steam pipe with external steam source, and its port of export collects solidifying by condensing reflux pipe
Liquid, provided with the inlet exhaust gas and offgas outlet communicated with tail gas in the heat exchanger (1), passes through inlet exhaust gas and tail gas phase
It is logical, realize that the heating tank (9) in heat exchanging device (1) is heated, the tail gas after heat exchange is discharged by offgas outlet.
2. a kind of washing powder spray drying tower tail gas waste heat recovery use apparatus according to claim 1, it is characterised in that：
Described device also includes control system (5), and the discharging pump (4) and delivery pump (7) are electrically connected with control system (5) respectively.
3. a kind of washing powder spray drying tower tail gas waste heat recovery use apparatus according to claim 1, it is characterised in that：
Pressure-measuring device (8), the pressure-measuring device (8) and the electrical connection of control system (5) are additionally provided with the steam pipe.
4. a kind of washing powder spray drying tower tail gas waste heat recovery use apparatus according to any one of claim 1 to 3,
It is characterized in that：Described device also includes source material delivery system, and the source material delivery system is tank car (3), the tank car (3)
Input by pipeline one respectively with holding vessel (2) and heating tank (9) is connected, and provided with two discharging pumps in pipeline one
(4), two discharging pumps (4) are the using and the reserved.
5. a kind of washing powder spray drying tower tail gas waste heat recovery use apparatus according to claim 4, it is characterised in that：
The heating tank (9) is arranged in heat exchanger (1) provided with multiple between multiple heating tanks (9) in mode in parallel or series, heating
The output end of tank (9) is connected by pipeline two with accumulator tank (6), and provided with two delivery pumps (7) on pipeline two, two defeated
It is the using and the reserved to send pump (7).
6. a kind of washing powder spray drying tower tail gas waste heat recovery use apparatus according to claim 5, it is characterised in that：
The heating tank (9) is arranged in heat exchanger (1), wherein first in a series arrangement provided with multiple between adjacent heating tank (9)
The input of heating tank (9) is connected by pipeline one with holding vessel (2), the input and output end of remaining heating tank (9)
It is connected with each other in a series arrangement by pipeline, the output end of last heating tank (9) is connected by pipeline two with accumulator tank (6)
It is logical.
7. tail gas waste heat recovery use apparatus according to claim 8, it is characterised in that：The heating tank (9) is provided with three
It is individual, it is arranged in a series arrangement between adjacent heating tank (9) in heat exchanger (1), wherein the input of first heating tank (9) leads to
Cross pipeline one with storage tank (2) to be connected, the input of second heating tank (9) and the output end of first heating tank (9) pass through
Pipeline is connected, and its output end is connected with the input 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 |
|---|---|---|---|
| CN201710554506.0A CN107189889B (en) | 2017-07-10 | 2017-07-10 | Washing powder spray drying tower tail gas waste heat recovery utilizes device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710554506.0A CN107189889B (en) | 2017-07-10 | 2017-07-10 | Washing powder spray drying tower tail gas waste heat recovery utilizes device |
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| Publication Number | Publication Date |
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| CN107189889A true CN107189889A (en) | 2017-09-22 |
| CN107189889B CN107189889B (en) | 2023-04-14 |
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| CN201710554506.0A Active CN107189889B (en) | 2017-07-10 | 2017-07-10 | Washing powder spray drying tower tail gas waste heat recovery utilizes device |
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| CN107189889B (en) | 2023-04-14 |
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