CN102172493A - Steam explosion afterheat recovering device and method - Google Patents
Steam explosion afterheat recovering device and method Download PDFInfo
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- CN102172493A CN102172493A CN2011100536231A CN201110053623A CN102172493A CN 102172493 A CN102172493 A CN 102172493A CN 2011100536231 A CN2011100536231 A CN 2011100536231A CN 201110053623 A CN201110053623 A CN 201110053623A CN 102172493 A CN102172493 A CN 102172493A
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Abstract
The invention discloses a steam explosion afterheat recovering device and a steam explosion afterheat recovering method, and belongs to the field of application of steam explosion techniques. The method comprises the following steps that: a steam explosion material enters a buffer tank (3) together with a high-temperature and high-pressure steam explosion medium, and a high-temperature and high-pressure gas in the buffer tank is introduced into a condensing system (5) or other steam explosion tanks or a gas tank. The high-temperature and high-pressure gas introduced into the condensing system undergoes heat exchange with a condensing medium, and when heat is recovered by heat exchanged, a volatile gas generated in a condensing, recovering and steam explosion process is used in a heated medium for preparing a steam explosion medium. The explosion medium introduced to the other steam explosion tanks is used for exhausting air in the other steam explosion tanks; and the high-temperature and high-pressure steam explosion medium introduced into the gas tank (4) is used in next steam explosion. The device and the method can fully utilize heat from steam explosion, reduce energy consumption in steam explosion and use the steam explosion medium circularly; meanwhile, device and the method realize the recovery of the volatile gas in the steam explosion process, reduce steam explosion cost, improve safety of steam explosion and contributes to the development, promotion and use of the steam explosion techniques.
Description
Technical field
The invention belongs to the quick-fried technical applications of vapour, specially refer to the apparatus and method of the quick-fried waste heat recovery of a kind of vapour.
Background technology
Along with becoming increasingly conspicuous of the energy, environmental problem; the development of bio-based chemical industry will become inevitable trend; yet because living beings form the anti-degraded barrier of natural self-protection during evolution, therefore the pretreatment mode of the anti-degraded of various releasing living beings barrier develops rapidly.Wherein the quick-fried technology of vapour is pollution-free and abolish the good advantage of anti-degraded screen effect and receive much concern owing to it.
In addition, the quick-fried technology of vapour also can be applicable to association areas such as medicine, food, material, is the good way that pretreatment of raw material and physical chemistry transform, and has certain prospects for commercial application.
Need high temperature and high pressure gas in the quick-fried process of vapour, the moment of explosion discharges in air, brings several industrial problems.The first, the vapour burst release is put energy contained in the high temperature and high pressure gas and is not made full use of; The second, the quick-fried medium of vapour does not reclaim and is recycling, increases the quick-fried cost of vapour on the one hand, on the other hand, when the quick-fried material of vapour is ammonia and other harmful substances, surrounding environment is polluted; The 3rd, the volatile substances that produces in the quick-fried process of vapour does not reclaim, small-molecule substances such as the acetaldehyde that comprises in the volatile matter, furfural, and the harmful human body of long-term a large amount of suctions, and can be applicable to chemical industry after reclaiming; The 4th, vapour quick-fried moment since in the high temperature and high pressure gas contained water vapour meet cold liquefaction and form the carrying out that Bai Wuer is unfavorable for other operations of workshop.And up to the present, the report of the quick-fried waste heat recovery of no vapour.
At the quick-fried back of vapour thermal waste, the quick-fried medium of vapour with volatile gas scatters everywhere and the problem of vapour more difficult operation in workshop when quick-fried, the present invention proposes the apparatus and method of the quick-fried waste heat recovery of a kind of vapour.
Summary of the invention
[goal of the invention]
The present invention is directed in the quick-fried process of vapour, a large amount of contained thermal waste of high-temperature high-pressure medium, workshop are difficult to operation, harmful quick-fried medium of vapour and volatile substances problem of environment pollution caused, the apparatus and method of the quick-fried waste heat recovery of a kind of vapour are provided, the method makes quick-fried medium reusable edible of vapour and condensation reclaim volatile substances wherein in recovery waste heat, reduce the energy consumption of the quick-fried operation of vapour, and improve operability, the security of the quick-fried technology of vapour.
[technical scheme]
The technical scheme of the quick-fried waste-heat recovery device of a kind of vapour provided by the invention is as follows:
The quick-fried waste-heat recovery device of a kind of vapour provided by the invention is made up of the quick-fried system of vapour, residual neat recovering system and material recovery system.
According to the device of the quick-fried waste heat recovery of vapour that technical scheme provided, it is characterized in that the quick-fried system of vapour, residual neat recovering system and material recovery system are by the stainless steel making that is suitable for food.
According to the device of the quick-fried waste heat recovery of vapour that technical scheme provided, it is characterized in that the quick-fried system of vapour in this device mainly comprises steam-explosion jar and steam raising plant, link to each other control vapour detonation pressure power therebetween by needle valve.
According to the device of the quick-fried waste heat recovery of vapour that technical scheme provided, it is characterized in that the quick-fried back of vapour connects surge tank, the volume of surge tank is 3～5 times of steam-explosion jar, surge tank links to each other by needle valve with residual neat recovering system simultaneously.
According to the device of the quick-fried waste heat recovery of vapour that technical scheme provided, it is characterized in that the quick-fried system of vapour links to each other by surge tank with residual neat recovering system.
Device according to the quick-fried waste heat recovery of vapour that technical scheme provided, it is characterized in that the material recovery system is made up of surge tank and condensate recovery system, material after surge tank recovery vapour is quick-fried comprises liquid wherein, and condensate recovery system reclaims the volatile gas that produces in the quick-fried process of vapour.
Device according to the quick-fried waste heat recovery of vapour that technical scheme provided, it is characterized in that residual neat recovering system has three kinds of devices, comprise heat-exchange device, steam-explosion jar device, gas storage tank device, according to gas-explosive material and the quick-fried purpose of vapour, select to use a kind of device wherein, also can use multiple device wherein simultaneously.
Device according to the quick-fried waste heat recovery of vapour that technical scheme provided, it is characterized in that in the heat-exchange device of residual neat recovering system high temperature and high pressure gas in the surge tank being realized by heat exchanger the recovery of waste heat, heated water is used for steam raising plant, realize the recycling of heat energy, simultaneously the volatile condensation of gas that produces in the quick-fried process of vapour is reclaimed, so heat-exchanger rig also is the condensation of gas retracting device.
Device according to the quick-fried waste heat recovery of vapour that technical scheme provided, it is characterized in that cooling medium can be a running water in the heat friendship device in the residual neat recovering system, also can be that other are used for the quick-fried material of vapour, the flow of cooling medium be determined according to the area and the condensation recovery time of condenser.
Device according to the quick-fried waste heat recovery of vapour that technical scheme provided, the steam-explosion jar device that it is characterized in that residual neat recovering system, by the high temperature and high pressure gas in the surge tank is passed in other steam-explosion jars, discharge the air in other steam-explosion jars, to realize heat recovery.
According to the device of the quick-fried waste heat recovery of vapour that technical scheme provided, it is characterized in that gas storage tank device in the residual neat recovering system, by the high temperature and high pressure gas in the surge tank is passed in the air accumulator, it is quick-fried to be used for once more vapour.Link to each other by needle valve between surge tank and the air accumulator, the volume of air accumulator is 3～5 times of steam-explosion jar.
The method and apparatus of the quick-fried waste heat recovery of a kind of vapour provided by the invention, its operating process is as follows:
The quick-fried waste heat recovery of vapour can be taked three kinds of modes, first kind is that the steam heat that the quick-fried back of vapour discharges is used to heat the normal temperature running water, the water of heating is used to prepare the water vapour of the quick-fried usefulness of vapour, reclaim volatile substances wherein simultaneously, second kind is high-pressure and high-temperature steam to be directly released into other steam-explosion jars be used for emptying, the third is that high temperature and high pressure steam is fed in the air accumulator (4), and it is quick-fried to be used for next vapour.
The key step of first kind of mode is as follows:
(1), the gas after quick-fried is discharged into surge tank (3) with vapour
Vapour is quick-fried, and gas is discharged in the surge tank by ball valve (6) control, and the surge tank volume is 3～5 times of steam-explosion jar volume.
(2), the gas in the surge tank is discharged into condenser system (5)
Link to each other by needle valve between surge tank and the condenser system, when vapour is quick-fried, open needle valve between surge tank and the condenser system.
(3), heat exchange
Open the cooling medium switch in vapour quick-fried moment, regulate the flow of cooling medium according to vapour detonation pressure power, steam-explosion jar volume, heat exchange area and condensation time.
(4), heat medium utilizes again
With resulting heat medium in (3), join in the quick-fried medium preparation facilities of vapour (1) by pump.
The key step of the second way is as follows:
(1), vapour quick-fried moment, material is along with the quick-fried medium of HTHP vapour is discharged in the surge tank, surge tank links to each other by needle valve with other standby steam-explosion jar bodies, and needle valve was in open mode when vapour was quick-fried, and the air bleeding valve of other steam-explosion jars that link to each other with the operation steam-explosion jar is an open mode.Can select to open one or several other steam-explosion jars simultaneously according to vapour detonation pressure power, the high temperature and high pressure gas that is discharged in the surge tank feeds other steam-explosion jars, and be to discharge air wherein, standby.
The key step of the third mode is as follows:
(1), vapour quick-fried moment, vapour is disclosed along with the quick-fried medium of HTHP vapour is discharged in the surge tank, the valve between quick-fried front opening surge tank of vapour and the air accumulator makes high-pressure and high-temperature steam feed in the air accumulator (4), it is quick-fried to be used for next vapour.
[advantage of the present invention]
Adopt the apparatus and method of the quick-fried waste heat recovery of vapour provided by the present invention, its advantage is:
1. by reclaiming the quick-fried waste heat of vapour, reduce the quick-fried consumption of heat energy amount of vapour, thereby reduce the quick-fried cost of vapour, and carrying out in quick-fried moment assurance other operations of workshop of vapour.
2. by reclaiming the quick-fried medium of vapour, reduce the consumption of material in the quick-fried process of vapour, when reducing cost, protection environment, the security of the quick-fried operation of raising vapour.
3. in the quick-fried waste heat recovery of vapour, the recovery of the volatile gas that produces in the quick-fried process of realization vapour increases the quick-fried output value of vapour as the quick-fried byproduct of vapour.
[description of drawings]
Fig. 1 is the front view that has the waste-heat recovery device steam-explosion jar.
Fig. 2 is the rearview that has the waste-heat recovery device steam-explosion jar.
Among the figure: the quick-fried medium preparation facilities of 1-vapour; The 2-steam-explosion jar; The 3-surge tank; The 4-air accumulator; 5-condenser system, heat-exchanger rig; The 6-ball valve
[specific implementation method]
The quick-fried maize straw of vapour, steam-explosion jar volume 5L, surge tank volume 15L adopts U-shaped pipework condensation device, and heat exchange area is 0.11m
2Between steam production device and the steam-explosion jar, link to each other by needle valve between surge tank and the residual neat recovering system, in steam-explosion jar, add maize straw 200g, feed water vapour and boost to 1.5MPa, manual unlocking quick operating valve behind the dimension pressure 5min, material enters surge tank with high steam.Before opening quick operating valve, open running water switch, the valve between surge tank and the condensing heat exchanger stays open.High-pressure and high-temperature steam is condensation liquefaction in condensing unit, and the volatile gas that produces in the quick-fried process of vapour liquefies with the reduction of temperature simultaneously.Liquefaction solution in the condensing unit is collected by draining valve.The running water of heating feeds in the steam production device with recycling by pump.
Steamed hemp, steam-explosion jar volume 5L, surge tank volume 15L.In steam-explosion jar, add hemp 200g, feed water vapour and boost to 0.9MPa, manual unlocking quick operating valve behind the dimension pressure 1min, material enters surge tank with high steam.Keep the valve between surge tank and other three steam-explosion jars to be in open mode before vapour is quick-fried, and keep the air bleeding valve of other three tank bodies to open, to discharge air wherein, close the air bleeding valve of each steam-explosion jar after vapour is quick-fried, can directly feeding the quick-fried medium of vapour, to carry out vapour quick-fried.
The quick-fried straw of vapour, steam-explosion jar volume 5L, surge tank volume 25L, air accumulator volume are 15L.In steam-explosion jar, add straw 200g, feed water vapour and boost to 1.5MPa, manual unlocking quick operating valve behind the dimension pressure 4min, material enters surge tank with high steam.Before opening quick operating valve, the valve between surge tank and the air accumulator stays open, and high-pressure and high-temperature steam feeds in the air accumulator, and it is quick-fried to be used for next vapour.
The quick-fried maize straw of vapour, steam-explosion jar volume 5L, surge tank volume 15L, air accumulator volume 25L adopts U-shaped pipework condensation device, and heat exchange area is 0.11m
2Maize straw 200g, the ammoniacal liquor 200g of adding 10% adds steam-explosion jar behind the immersion 12h.Vapour detonation pressure power 1.5MPa, manual unlocking quick operating valve behind the dimension pressure 3min.Material enters surge tank with high temperature and high pressure gas.Before opening quick operating valve, open running water switch, the valve between surge tank and the condensing heat exchanger stays open.Easy condensed gas condensation liquefaction in condensing unit in the high pressure-temperature gas, the volatile gas that produces in the quick-fried process of vapour liquefies with the reduction of temperature simultaneously.Liquefaction solution in the condensing unit is collected by draining valve, and the solution of collection can be used for next soaking corn stalk.The running water of heating feeds in the steam production device with recycling by pump.
Claims (14)
1. the device of the quick-fried waste heat recovery of vapour, this device mainly comprises the quick-fried system of vapour, residual neat recovering system and material recovery system.
2. the device of the quick-fried waste heat recovery of vapour as claimed in claim 1 is characterized in that: the quick-fried system of vapour, residual neat recovering system and material recovery system are made of the stainless steel material that is suitable for food.
3. the device of the quick-fried waste heat recovery of vapour as claimed in claim 1 is characterized in that: the quick-fried system of vapour comprises steam-explosion jar (2) and the quick-fried medium preparation facilities of vapour (1), links to each other by needle valve therebetween.
4. the device of the quick-fried waste heat recovery of vapour as claimed in claim 1, it is characterized in that: the material recovery system comprises surge tank (3) and condensate liquid retracting device (5), the volume of surge tank is 3～5 times of steam-explosion jar, and the condensate liquid retracting device is the heat-exchange device (5) in the residual neat recovering system.
5. the device of the quick-fried waste heat recovery of vapour as claimed in claim 1 is characterized in that: the quick-fried system of vapour links to each other by surge tank (3) with residual neat recovering system.
6. the device of the quick-fried waste heat recovery of vapour as claimed in claim 1 is characterized in that: residual neat recovering system has three kinds of devices, comprises heat-exchange device (5), steam-explosion jar device, gas storage tank device (4).
7. the device of the quick-fried waste heat recovery of vapour as claimed in claim 1, it is characterized in that: the heat-exchange device of residual neat recovering system is the recycling that high temperature and high pressure gas in the surge tank is realized waste heat by heat exchanger, heated medium is used for the quick-fried medium preparation facilities of vapour (1), realizes the recycling of heat energy.
8. the device of the quick-fried waste heat recovery of vapour as claimed in claim 1, it is characterized in that: the heat-exchange device of residual neat recovering system (5) is when realizing heat energy recycling, the volatile gas that produces in the quick-fried process of vapour is reclaimed in condensation, is the part of material recovery system simultaneously.
9. the device of the quick-fried waste heat recovery of vapour as claimed in claim 1 is characterized in that: the steam-explosion jar device of residual neat recovering system, and by being passed in other steam-explosion jars, the quick-fried medium of HTHP vapour in the surge tank realizes heat recovery.
10. the device of the quick-fried waste heat recovery of vapour as claimed in claim 1 is characterized in that: gas storage tank device in the residual neat recovering system (4), by the quick-fried medium of HTHP vapour in the surge tank is passed in the air accumulator, it is quick-fried to be used for once more vapour.
11. the device of the quick-fried waste heat recovery of vapour as claimed in claim 1 is characterized in that: in the gas storage tank device, the volume of air accumulator is 3～5 times of steam-explosion jar in the residual neat recovering system.
12. the method for the quick-fried waste heat recovery of vapour, its step is as follows:
(1). the quick-fried medium of HTHP vapour with vapour after quick-fried is directly released into surge tank (3);
(2). the quick-fried medium of the HTHP vapour in the surge tank in the step (1) is fed condensate recovery system (5) or other steam-explosion jars or air accumulator (4);
(3). the high temperature and high pressure gas that is passed in the condensate recovery system (5) in the step (2) is made full use of its waste heat by heat exchange, simultaneously can condensation reclaim volatile substances wherein; The quick-fried medium of HTHP vapour that is passed in (2) in other steam-explosion jars be can be used for emptying; To being passed into the quick-fried medium of HTHP vapour in the air accumulator (4) in (2), it is quick-fried to can be used for next vapour.
13. the method for the quick-fried waste heat recovery of vapour as claimed in claim 12 is characterized in that: the quick-fried process of vapour vapour quick-fried and any pressure that is applicable to any material.
14. the method for the quick-fried waste heat recovery of vapour as claimed in claim 12 is characterized in that: the quick-fried used quick-fried medium of vapour of vapour is that water vapour, ammonia or other are suitable for the quick-fried gas of vapour.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100536231A CN102172493A (en) | 2011-03-07 | 2011-03-07 | Steam explosion afterheat recovering device and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100536231A CN102172493A (en) | 2011-03-07 | 2011-03-07 | Steam explosion afterheat recovering device and method |
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| CN102172493A true CN102172493A (en) | 2011-09-07 |
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| CN2011100536231A Pending CN102172493A (en) | 2011-03-07 | 2011-03-07 | Steam explosion afterheat recovering device and method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105143418A (en) * | 2013-02-20 | 2015-12-09 | 拉巴弗拉默技术公司 | Method and apparatus for preparing fuel from biomass |
| CN106636225A (en) * | 2017-01-18 | 2017-05-10 | 华南理工大学 | Acid catalysis steam explosion pretreatment method capable of utilizing cyclic steam |
| CN110127981A (en) * | 2019-05-24 | 2019-08-16 | 江苏安识环境科技有限公司 | Mud decrement processing system and its technique |
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| CN101289816A (en) * | 2007-04-16 | 2008-10-22 | 黄自球 | Method of producing plant fibre slurry |
| CN201200868Y (en) * | 2008-05-19 | 2009-03-04 | 河南省泰隆科技开发应用有限公司 | Intermittent exploding spray pulping device |
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2011
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1987198A (en) * | 2006-12-05 | 2007-06-27 | 湖北兴发化工集团股份有限公司 | Method for recovering and reutilizing exhaust waste heat of producing hexa poly sodium metal-phosphate |
| CN101289816A (en) * | 2007-04-16 | 2008-10-22 | 黄自球 | Method of producing plant fibre slurry |
| CN201200868Y (en) * | 2008-05-19 | 2009-03-04 | 河南省泰隆科技开发应用有限公司 | Intermittent exploding spray pulping device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105143418A (en) * | 2013-02-20 | 2015-12-09 | 拉巴弗拉默技术公司 | Method and apparatus for preparing fuel from biomass |
| JP2016507634A (en) * | 2013-02-20 | 2016-03-10 | アルバフレーム・テクノロジー・アーエスＡｒｂａｆｌａｍｅ Ｔｅｃｈｎｏｌｏｇｙ Ａｓ | Method and apparatus for producing fuel from biomass |
| CN105143418B (en) * | 2013-02-20 | 2018-12-14 | 拉巴弗拉默技术公司 | Method and apparatus for preparing fuel by biomass |
| CN106636225A (en) * | 2017-01-18 | 2017-05-10 | 华南理工大学 | Acid catalysis steam explosion pretreatment method capable of utilizing cyclic steam |
| CN110127981A (en) * | 2019-05-24 | 2019-08-16 | 江苏安识环境科技有限公司 | Mud decrement processing system and its technique |
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Application publication date: 20110907 |