CN102515298B - System for recovering methanol and wastewater heat in production of trademark material - Google Patents
System for recovering methanol and wastewater heat in production of trademark material Download PDFInfo
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- CN102515298B CN102515298B CN2011104318359A CN201110431835A CN102515298B CN 102515298 B CN102515298 B CN 102515298B CN 2011104318359 A CN2011104318359 A CN 2011104318359A CN 201110431835 A CN201110431835 A CN 201110431835A CN 102515298 B CN102515298 B CN 102515298B
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- Prior art keywords
- waste water
- wastewater
- outlet
- heating chamber
- recovery tower
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- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 title claims abstract description 108
- 239000002351 wastewater Substances 0.000 title claims abstract description 92
- 239000000463 material Substances 0.000 title claims abstract description 23
- 238000004519 manufacturing process Methods 0.000 title abstract description 14
- 238000011084 recovery Methods 0.000 claims abstract description 75
- 238000010438 heat treatment Methods 0.000 claims abstract description 42
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 37
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 230000008676 import Effects 0.000 claims description 13
- 238000004065 wastewater treatment Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 abstract description 8
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000007599 discharging Methods 0.000 abstract description 3
- 239000008399 tap water Substances 0.000 abstract description 3
- 235000020679 tap water Nutrition 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 10
- 230000001276 controlling effect Effects 0.000 description 4
- 230000033228 biological regulation Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 229920004935 Trevira® Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229920002301 cellulose acetate Polymers 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 210000001161 mammalian embryo Anatomy 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- 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
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Abstract
The invention discloses a system for recovering methanol and wastewater heat in the production of a trademark material. The system which comprises a wastewater storage tank, a recovery tower, a steam input tube, a steam amount automatic adjustment mechanism, a methanol recovery device, a heating pot and a wastewater processing device is characterized in that the first inlet of the wastewater storage tank is connected to a production wastewater discharging tube, the top outlet of the wastewater storage tank is connected to the top inlet of the recovery tower, the steam input tube is connected to the bottom inlet of the recovery tower, the bottom outlet of the recovery tower is connected to the second inlet of the wastewater storage tank through a hot water pump, the top outlet of the recovery tower is connected to the methanol recovery device, and the steam input tube is provided with the steam amount automatic adjustment mechanism; and several end-to-end water tubes are arranged in the heating pot, the external of the water tubes is a heating chamber, front ends of the water tubes are a tap water inlet, rear ends of the water tubes are a hot water outlet, the heating chamber is provided with a wastewater inlet and a wastewater outlet, the bottom outlet of the wastewater storage tank is connected to the wastewater inlet of the heating chamber, and the wastewater outlet of the heating chamber is connected to the wastewater processing device. The system has the advantages of control accuracy improvement, methanol recovery effect improvement, full energy utilization, and energy saving, so energy saving and emission reduction effects are reached.
Description
[technical field]
The present invention relates to trademark material production system, especially the methyl alcohol in waste water heat and waste water is carried out the system of recycling in the brand material production process.
[background technology]
Brand material is widely used in that clothes, family spin, the industries such as boots cap, toy.The production process of brand material is to adopt the embryo cloth such as nylon, trevira, cellulose acetate, blending, pure cotton fabric and non-woven fabrics, through coating, washing, oven dry, after the process that obtains brand material after processing such as arrange, cut.
Can produce the waste water contain in a large number methyl alcohol in the brand material production process, after these waste water entered the waste water hold-up vessel, methyl alcohol entered recovery tower from the top, and pass into high-temperature steam in recovery tower after, methyl alcohol enters retrieving arrangement from the top of recovery tower and recycles.
At present, the place is provided with manual modulation valve in the steam-in, be used for the intake of steam regulation, to control the temperature and pressure in recovery tower, this adjusting control mode not only needs the special messenger to nurse operation, waste of manpower, and operating process is complicated, the regulating and controlling weak effect makes the actual temperature in recovery tower often with the temperature that needs, relatively large deviation be arranged, and affects the Methanol Recovery effect.
In the waste water that produces in production process with heat, after these waste water reclaim working substance (methyl alcohol etc.) through recovery tower, all generally directly to emit through after wastewater treatment again, in addition, the steam that passes in recovery tower, also directly to emit after crossing wastewater treatment, and itself need in a large number through the hot water after heating in the production process of brand material, therefore, caused very large heat waste in whole production process, consume a large amount of energy, be unfavorable for energy-saving and emission-reduction.
[summary of the invention]
Purpose of the present invention solves the problems of the prior art exactly, methyl alcohol and waste water heat recovery system in a kind of brand material production are proposed, can automatically regulate the steam intake in recovery tower, accurately control the temperature and pressure in recovery tower, not only manpower can be saved, and the Methanol Recovery effect can be improved; Simultaneously, can carry out recycling to the heat in waste water, take full advantage of energy, save the energy, reach the purpose of energy-saving and emission-reduction.
for achieving the above object, the present invention proposes methyl alcohol and waste water heat recovery system in a kind of brand material production, comprise the waste water hold-up vessel, recovery tower, steam input pipe, the quantity of steam automatic adjusting mechanism, methanol recovery device, heating tank and wastewater treatment equipment, the first entrance of described waste water hold-up vessel is connected to the factory effluent delivery pipe, the top exit of waste water hold-up vessel is connected to the top entrance of recovery tower, steam input pipe is connected to the bottom inlet of recovery tower, the outlet at bottom of recovery tower is connected to the second entrance of waste water hold-up vessel by hot water pump, the top exit of recovery tower is connected to methanol recovery device, described steam input pipe is provided with the quantity of steam automatic adjusting mechanism, be provided with some end to end water pipes in described heating tank, the water pipe outside is heating chamber, the front end of water pipe is running water inlet, the rear end of water pipe is hot water outlet, heating chamber is provided with waste water import and wastewater outlet, the outlet at bottom of waste water hold-up vessel is connected to the waste water import on heating chamber, and the wastewater outlet on heating chamber is connected to wastewater treatment equipment.
As preferably, described quantity of steam automatic adjusting mechanism comprises temperature-sensing valve, temperature controller and temperature sensor, described temperature-sensing valve is located on steam input pipe, temperature sensor is located in recovery tower, described temperature sensor is connected to the input terminus of temperature controller, temperature-sensing valve is connected to the output terminal of temperature sensor, and is simple in structure, and cost is low.
As preferably, described temperature sensor adopts the PT100 temperature sensor, and effective, cost is low.
As preferably, also be parallel with manual modulation valve on described temperature-sensing valve, further facilitate use.
As preferably, described waste water import and wastewater outlet are located at respectively right lower quadrant and the upper right quarter of heating chamber, and the right side of heating chamber adopts baffle for separating to become epicoele and cavity of resorption, and the waste water flow process is longer, has improved heats.
As preferably, described waste water import and wastewater outlet are located at respectively lower left quarter and the upper right quarter of heating chamber, and simple in structure, cost is low.
As preferably, described water pipe evenly distributes in heating tank, has further improved heats.
Beneficial effect of the present invention: the present invention adopts the quantity of steam automatic adjusting mechanism, can automatically come the intake of steam regulation according to the actual temperature in recovery tower, thereby the temperature and pressure in the control recovery tower, not only saved manpower, and improved the tolerance range of controlling, improved the Methanol Recovery effect.Waste water with heat in producing is carried out heat recovery and utilization, taken full advantage of energy, saved the energy, reached the effect of energy-saving and emission-reduction.The present invention is simple in structure, and it is convenient to realize, cost is low, also greatly reduces production cost simultaneously.
Feature of the present invention and advantage will be elaborated by reference to the accompanying drawings by embodiment.
[description of drawings]
Fig. 1 is methyl alcohol during brand material of the present invention is produced and the structural representation of waste water heat recovery system embodiment one;
Fig. 2 is methyl alcohol during brand material of the present invention is produced and the structural representation of waste water heat recovery system embodiment two.
[embodiment]
Embodiment one:
consult Fig. 1, methyl alcohol and waste water heat recovery system during brand material is produced, comprise waste water hold-up vessel 1, recovery tower 2, steam input pipe 5, the quantity of steam automatic adjusting mechanism, methanol recovery device 3, heating tank 12 and wastewater treatment equipment 4, the first entrance of described waste water hold-up vessel 1 is connected to factory effluent delivery pipe 7, the top exit of waste water hold-up vessel 1 is connected to the top entrance of recovery tower 2, steam input pipe 5 is connected to the bottom inlet of recovery tower 2, the outlet at bottom of recovery tower 2 is connected to the second entrance of waste water hold-up vessel 1 by hot water pump 8, the top exit of recovery tower 2 is connected to methanol recovery device 3, described steam input pipe 5 is provided with the quantity of steam automatic adjusting mechanism, the quantity of steam automatic adjusting mechanism comprises temperature-sensing valve 9, temperature controller 11 and temperature sensor 10, described temperature-sensing valve 9 is located on steam input pipe 5, temperature sensor 10 is located in recovery tower 2, described temperature sensor 10 is connected to the input terminus of temperature controller 11, temperature-sensing valve 9 is connected to the output terminal of temperature sensor 10, temperature sensor 10 adopts the PT100 temperature sensor.
As replenishing of automatic adjusting mechanism, also be parallel with manual modulation valve 6 on temperature-sensing valve 9, can be for workman's manual operation under specific circumstances, the convenient use.
The working process of Methanol Recovery part: after out the waste water that also has methyl alcohol enters waste water hold-up vessel 1 from factory effluent delivery pipe 7, methyl alcohol enters recovery tower 2 from top exit, top from recovery tower 2 after recovery tower 2 is processed enters methanol recovery device 3, discharging after in remaining waste water and recovery tower 2, out hot water flows to wastewater treatment equipment 4 and processes through the outlet at bottom of waste water hold-up vessel 1.in whole process, temperature sensor 10 is the interior actual temperature of induction recovery tower 2 in real time, and actual temperature value is fed back to temperature controller 11, temperature controller 11 compares the actual temperature value of mensuration and the temperature value of default, if actual temperature is greater than design temperature, controlling temperature-sensing valve 9 turns down, reduce passing into of quantity of steam, make the interior temperature of recovery tower 2 more near set(ting)value, otherwise, if actual temperature is less than design temperature, controlling temperature-sensing valve 9 opens greatly, increase passing into of quantity of steam, make the interior temperature of recovery tower 2 more near set(ting)value, thereby realized auto-adjustment control, whole process does not need manual operation, and control very accurate, error is very little, thereby improved the Methanol Recovery effect.
Be provided with some end to end water pipes 13 in described heating tank 12, water pipe 13 outsides are heating chamber 14, the front end of water pipe 13 is running water inlet, the rear end of water pipe 13 is hot water outlet, heating chamber 14 is provided with waste water import 15 and wastewater outlet 16, the outlet at bottom of waste water hold-up vessel 1 is connected to the waste water import 15 on heating chamber 14, and the wastewater outlet 16 on heating chamber 14 is connected to wastewater treatment equipment 4, and water pipe 13 is in the interior even distribution of heating tank 12.
In the present embodiment, waste water import 15 and wastewater outlet 16 are located at respectively right lower quadrant and the upper right quarter of heating chamber 14, the right side of heating chamber 14 adopts baffle for separating to become epicoele and cavity of resorption, waste water first flows to the left side from the right side at cavity of resorption like this, then flows to top by the bottom, left side, and then flows to the right side at epicoele from the left side, flow out at last, the flow process of waste water in whole heating chamber 14 is longer, and heats is better, can make tap water fully absorb heat in waste water.
the working process of waste water heat recovery and utilization part: from factory effluent delivery pipe 7 out with heat and enter waste water hold-up vessel 1 with the waste water of recoverable material after, the recoverable material enters recovery tower 2 from top exit, top from recovery tower 2 after recovery tower 2 is processed enters retrieving arrangement, remaining with heat waste water and recovery tower 2 in out hot water flow to the waste water import 15 of heating chamber 14 through the outlet at bottom of waste water hold-up vessel 1, the water temperature at the outlet at bottom place of waste water hold-up vessel 1 is more than 90 ℃, pass into the tap water of normal temperature in water pipe 13 in heating tank 12, after the heating of the waste water in heating chamber 14, reach more than 65 ℃ from hot water outlet water temperature out, reach the demand of production, waste water is through discharging after entering wastewater treatment equipment 4 after thermal exchange and processing.
Embodiment two:
Consult Fig. 2, the key distinction of the present embodiment and embodiment one is, the on-link mode (OLM) of waste water heat recovery and utilization part is distinguished to some extent, and waste water import 15 and wastewater outlet 16 are located at respectively lower left quarter and the upper right quarter of heating chamber 6, and this is simple in structure, and is easy to process.
Above-described embodiment is to explanation of the present invention, is not limitation of the invention, any scheme after simple transformation of the present invention is all belonged to protection scope of the present invention.
Claims (6)
1. methyl alcohol and waste water heat recovery system during brand material is produced, it is characterized in that: comprise the waste water hold-up vessel, recovery tower, steam input pipe, the quantity of steam automatic adjusting mechanism, methanol recovery device, heating tank and wastewater treatment equipment, the first entrance of described waste water hold-up vessel is connected to the factory effluent delivery pipe, the top exit of waste water hold-up vessel is connected to the top entrance of recovery tower, steam input pipe is connected to the bottom inlet of recovery tower, the outlet at bottom of recovery tower is connected to the second entrance of waste water hold-up vessel by hot water pump, the top exit of recovery tower is connected to methanol recovery device, described steam input pipe is provided with the quantity of steam automatic adjusting mechanism, be provided with some end to end water pipes in described heating tank, the water pipe outside is heating chamber, the front end of water pipe is running water inlet, the rear end of water pipe is hot water outlet, heating chamber is provided with waste water import and wastewater outlet, the outlet at bottom of waste water hold-up vessel is connected to the waste water import on heating chamber, and the wastewater outlet on heating chamber is connected to wastewater treatment equipment, described quantity of steam automatic adjusting mechanism comprises temperature-sensing valve, temperature controller and temperature sensor, described temperature-sensing valve is located on steam input pipe, temperature sensor is located in recovery tower, and described temperature sensor is connected to the input terminus of temperature controller, and temperature-sensing valve is connected to the output terminal of temperature sensor.
2. methyl alcohol and waste water heat recovery system during brand material as claimed in claim 1 is produced is characterized in that: described temperature sensor adopts the PT100 temperature sensor.
3. methyl alcohol and waste water heat recovery system during brand material as claimed in claim 1 is produced is characterized in that: also be parallel with manual modulation valve on described temperature-sensing valve.
4. methyl alcohol and waste water heat recovery system during brand material as claimed in claim 1 is produced, it is characterized in that: described waste water import and wastewater outlet are located at respectively right lower quadrant and the upper right quarter of heating chamber, and the right side of heating chamber adopts baffle for separating to become epicoele and cavity of resorption.
5. methyl alcohol and waste water heat recovery system during brand material as claimed in claim 1 is produced, it is characterized in that: described waste water import and wastewater outlet are located at respectively lower left quarter and the upper right quarter of heating chamber.
6. methyl alcohol and waste water heat recovery system during brand material as described in any one in claim 1～5 is produced is characterized in that: described water pipe evenly distributes in heating tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104318359A CN102515298B (en) | 2011-12-22 | 2011-12-22 | System for recovering methanol and wastewater heat in production of trademark material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104318359A CN102515298B (en) | 2011-12-22 | 2011-12-22 | System for recovering methanol and wastewater heat in production of trademark material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102515298A CN102515298A (en) | 2012-06-27 |
| CN102515298B true CN102515298B (en) | 2013-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011104318359A Expired - Fee Related CN102515298B (en) | 2011-12-22 | 2011-12-22 | System for recovering methanol and wastewater heat in production of trademark material |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106220473A (en) * | 2016-08-29 | 2016-12-14 | 查都（上海）科技有限公司 | A kind of wastewater of rectification recovery system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101333149A (en) * | 2007-06-28 | 2008-12-31 | 刘宏建 | Envelope type reactor thermal-transferring method in methanol synthesizing process |
| JP4266861B2 (en) * | 2004-03-19 | 2009-05-20 | 大阪瓦斯株式会社 | Boiler deaerator |
| CN201737870U (en) * | 2010-06-21 | 2011-02-09 | 江阴康爱特化工有限公司 | Methanol recovery system during PBTA production process |
| EP2319805A1 (en) * | 2009-10-22 | 2011-05-11 | Mitsubishi Heavy Industries, Ltd. | Device and method for ammonia recovery |
| CN202449878U (en) * | 2011-12-22 | 2012-09-26 | 湖州凯恩涂层有限公司 | Methanol and waste water heat recovery system in trade mark material production |
-
2011
- 2011-12-22 CN CN2011104318359A patent/CN102515298B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4266861B2 (en) * | 2004-03-19 | 2009-05-20 | 大阪瓦斯株式会社 | Boiler deaerator |
| CN101333149A (en) * | 2007-06-28 | 2008-12-31 | 刘宏建 | Envelope type reactor thermal-transferring method in methanol synthesizing process |
| EP2319805A1 (en) * | 2009-10-22 | 2011-05-11 | Mitsubishi Heavy Industries, Ltd. | Device and method for ammonia recovery |
| CN201737870U (en) * | 2010-06-21 | 2011-02-09 | 江阴康爱特化工有限公司 | Methanol recovery system during PBTA production process |
| CN202449878U (en) * | 2011-12-22 | 2012-09-26 | 湖州凯恩涂层有限公司 | Methanol and waste water heat recovery system in trade mark material production |
Non-Patent Citations (1)
| Title |
|---|
| JP特许第4266861号B2 2009.05.20 |
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| CN102515298A (en) | 2012-06-27 |
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