CN108087850A - A kind of pyrolysis furnace residual neat recovering system - Google Patents
A kind of pyrolysis furnace residual neat recovering system Download PDFInfo
- Publication number
- CN108087850A CN108087850A CN201810031891.5A CN201810031891A CN108087850A CN 108087850 A CN108087850 A CN 108087850A CN 201810031891 A CN201810031891 A CN 201810031891A CN 108087850 A CN108087850 A CN 108087850A
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- CN
- China
- Prior art keywords
- liquid metal
- recovering system
- residual neat
- neat recovering
- pyrolysis furnace
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 238000000197 pyrolysis Methods 0.000 title claims abstract description 23
- 229910001338 liquidmetal Inorganic materials 0.000 claims abstract description 54
- 238000005336 cracking Methods 0.000 claims abstract description 33
- 239000007921 spray Substances 0.000 claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 12
- 230000008676 import Effects 0.000 claims abstract description 9
- 238000001816 cooling Methods 0.000 claims abstract description 7
- 238000004891 communication Methods 0.000 claims abstract description 3
- 239000007788 liquid Substances 0.000 claims description 17
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 239000012530 fluid Substances 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 2
- 239000007789 gas Substances 0.000 abstract description 31
- 239000002918 waste heat Substances 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 3
- 239000010931 gold Substances 0.000 description 3
- 229910052737 gold Inorganic materials 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 241001640558 Cotoneaster horizontalis Species 0.000 description 1
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000012495 reaction gas Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000001568 sexual effect Effects 0.000 description 1
- 239000008234 soft water Substances 0.000 description 1
- 210000000952 spleen Anatomy 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B1/00—Methods of steam generation characterised by form of heating method
- F22B1/02—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers
- F22B1/18—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being a hot gas, e.g. waste gas such as exhaust gas of internal-combustion engines
- F22B1/1892—Systems therefor not provided for in F22B1/1807 - F22B1/1861
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a kind of pyrolysis furnace residual neat recovering system, including being located at the liquid metal first circulation path of furnace interior and liquid metal second circulation path；The first circulation path includes a closed hollow clapboard, and hollow clapboard is connected with the first import of liquid metal and first outlet, and hollow clapboard is provided with vertical through holes；The second circulation path includes spray thrower and by the fixed spiral deflector of the support of bearing, the spray thrower and the second inlet communication of liquid metal, which is provided with nozzle；It is flowed out through the liquid metal of spray thrower spray after spiral deflector water conservancy diversion from liquid metal second outlet；Cracking gas after cooling is exported from cracking gas discharges.For the present invention using recent design, heat exchange efficiency is high, and Btu utilization is more abundant, greatly brings interests using waste heat for enterprise.
Description
Technical field
The present invention relates to waste heat recovery field, more particularly to a kind of pyrolysis furnace residual neat recovering system.
Background technology
Currently, in face of the stressful situation of world energy sources form, alternative novel energy is being studied always both at home and abroad, simultaneously
Also during energy-saving and emission-reduction, heat is recycled and is utilized.
From the radiation chamber of cracking reaction occurs to this section of quench chamber in pyrolysis furnace, gas temperature is from 800 DEG C or more rapid drawdowns
To 400~550 DEG C or so, how the heat detracted during this recycles an always problem in the industry, since furnace interior construction is multiple
It is miscellaneous, it can cause the various problems such as of high cost, poor performance, technique are cumbersome, failure rate is high if traditional heat exchangers are installed in inside.
The content of the invention
The present invention provides a kind of pyrolysis furnace residual neat recovering system, a kind of technical solution that the present invention uses is：
A kind of pyrolysis furnace residual neat recovering system, including being located at the liquid metal first circulation path including being located at furnace interior
With liquid metal second circulation path；The first circulation path includes a closed hollow clapboard, hollow clapboard and liquid gold
Belong to the first import to connect with first outlet, hollow clapboard is provided with vertical through holes；
The second circulation path includes spray thrower and by the fixed spiral deflector of the support of bearing, the spray thrower with
The second inlet communication of liquid metal, which is provided with nozzle；Through spray thrower spray liquid metal after spiral deflector water conservancy diversion from
Liquid metal second outlet flows out；Cracking gas after cooling is exported from cracking gas discharges.
Further, the residual neat recovering system further includes the steam generation facility connected with liquid metal inlet and outlet, liquid
State metal enters first circulation path and second circulation path after heat exchange is carried out in steam generation facility with water.
Further, the steam generation facility is equipped with water inlet and steam (vapor) outlet.
Further, the cracking gas outlet port is higher than the position of liquid metal second outlet.
Further, the cracking gas outlet is provided with electromagnetic valve, and liquid level is additionally provided with below the electromagnetic valve
Sensor and temperature sensor.
Further, the spray thrower is provided with 3 to 5 flat nozzles, is pressed from both sides under the nozzle and horizontal direction into 30 °
Angle.
Further, the spiral deflector is configured with the power set of its rotation of driving.
Further, electromagnetic pump and fluid reservoir are additionally provided on the circulating path.
Compared with prior art, the present invention has technique effect beneficial below：
Device structure is compact, it is reasonable, the waste heat of pyrolysis furnace cracking gas is not only maximized into recycling, also by waste heat with steam
Form is utilized, safety and environmental protection, realizes the comprehensive utilization of cracking gas waste heat, so as to reach apparent energy-saving effect, greatly
Manpower and materials cost has been saved greatly, huge economic benefit is brought for enterprise.
Description of the drawings
Fig. 1 is the structure diagram of pyrolysis furnace residual neat recovering system of the present invention；
Fig. 2 is the structure diagram of the spray thrower of pyrolysis furnace residual neat recovering system of the present invention；
Fig. 3 is the positive structure schematic of the hollow clapboard of pyrolysis furnace residual neat recovering system of the present invention；
Fig. 4 is the side structure schematic diagram of the hollow clapboard of pyrolysis furnace residual neat recovering system of the present invention；
Reference numeral
Cracking gas outlet 1；Liquid metal first outlet 2；Furnace body 3；Liquid metal second outlet 4；Pipeline 5；Electromagnetic pump 6；
Vaporium 7；Water inlet 8；Steam (vapor) outlet 9；Fluid reservoir 10；Air inlet 11；Motor 12；Liquid level sensor, temperature sensor 13；Electricity
Magnet valve door 14；The support of bearing 15；Shaft 16；Spiral deflector 17；Spray thrower 18；Hollow clapboard 19；The first import of liquid metal
20；The second import of liquid metal 21；The through hole 22 of hollow clapboard.
Specific embodiment
Simultaneously the invention will be further described for refer to the attached drawing with reference to embodiments.
The shown pyrolysis furnace residual neat recovering systems provided by the invention of Fig. 1-4, including furnace body 3,3 top of furnace body
Air inlet 11 is provided with, bottom is equipped with cracking gas and exports 1, and furnace body 3 is internally provided with liquid metal first circulation path and liquid gold
Belong to second circulation path；Specifically, furnace body 3 is internally provided with hollow clapboard 19, and hollow clapboard 19 is fixed on furnace wall and sets
There are vertical multiple through holes, cracking gas is by the liquid metal mediate contact in through hole and hollow clapboard 19 and realizes heat exchange；In
Dummy receptacle 19 is connected with the first import of liquid metal 20 and liquid metal first outlet 2, and the first import 20 and first outlet 2 are another
End is connected by pipeline 5 with vaporium 7, forms first circulation path.19 lower section of hollow clapboard, which is provided with, is fixed on furnace wall
Spray thrower 18, spray thrower 18 are connected with the second import of liquid metal 21 by pipeline 5；18 lower section of spray thrower is provided with spiral stream guidance
Plate 17, spiral deflector 17 are fixed on 3 bottom of furnace body by the support of bearing 15, and pass through on 12 driving bearing stent 15 of motor
Shaft 16 realize rotate；3 bottom of furnace body is provided with liquid metal second outlet 4, and the second import of liquid metal 21 and second goes out
Mouth 4 is connected by pipeline 5 with vaporium 7, forms second circulation path.
Further, electromagnetic pump 6 and fluid reservoir 10, electromagnetic pump 6 are additionally provided on first circulation path and second circulation path
For providing power to liquid metal flows, fluid reservoir 10 is used for storing liquid metal；Circulating path is closed and full of liquid gold
Belong to, liquid metal circulates under 6 power drive of electromagnetic pump and passes through the heat exchange realization counterincision of hollow clapboard 19 and cracking gas
The preliminary cooling vented one's spleen, and the liquid metal by being sprayed with spray thrower 18 comes into full contact with the further cooling of realization.
In addition, the lower section of spray thrower 18 is additionally provided with cracking gas outlet 1, cracking gas exports the of 1 position higher than liquid metal
Two outlets 21；Further, cracking gas outlet 1 is arranged on the furnace wall of 8 meters of 3 bottom of furnace body, and from the horizontal by 15 ° of
Electromagnetic valve 14, liquid level sensor, temperature sensor 13 are provided in cracking gas outlet 1.
Further, be provided with 5 flat nozzles on spray thrower 20, flat nozzle and horizontal direction downwards into 30 ° of angles,
It can achieve the purpose that more to come into full contact with cracking gas.
Pyrolysis furnace reaction gas enters from 3 top air inlet 11 of furnace body inside furnace body 3, the high temperature obtained after cracking reaction
Cracking gas enters liquid metal first circulation path, enters second circulation road by through hole after hollow clapboard 19 tentatively cooling
Footpath.During second circulation path is entered by the vertically arranged through hole of hollow clapboard 19, the liquid of the flowing of hollow clapboard 19
State metal with Pintsch process gas realizes and exchanges heat that the high temperature fluent metal inflow vaporium 7 and water for carrying heat are realized and exchanged heat, then
Circulating path realization is again introduced into exchange heat next time.
Cracking gas enters second circulation path by the through hole 22 of hollow clapboard 19 to 3 moved beneath of furnace body, at this point, low temperature
Liquid metal flowed by electromagnetic pump 6 in spray thrower 18, low temperature liquid metal is sprayed from five flat nozzles of spray thrower 18,
It forms metal liquid moisture film shape and moves downward, motor 12 drives shaft 16 to be rotated with spiral deflector 17, metal liquid moisture film
It is come into full contact with cracking gas and exchanges heat and moved downward simultaneously along spiral deflector 17, during which the spiral deflector 17 of rotation constantly revolves
Turn, make cracking gas more abundant with liquid metal contacts, cooling-down effect is more preferably；Meanwhile liquid metal also plays helical blade
Cooling protection acts on.
The high temperature fluent metal that heat is carried after heat exchange flows to vaporium 7 at liquid metal outlet 2, and liquid metal is with steaming
Circulating path realization is again introduced into after water heat exchange in steam chest 7 to exchange heat next time.High-temperature water is formed after the heat exchange of low temperature liquid water to steam
Gas, so that subsequent technique uses.Cracking gas after heat exchange discharges furnace body 3 at cracking gas outlet 1 and enters next unit.
It should be noted that the liquid level sensor of cracking gas outlet 1, temperature sensor 13 cooperate with electromagnetic valve 14,
When the cracking gas temperature of cracking gas outlet 1 is higher compared with the target temperature of setting, can spray be adjusted by temperature sensor
Drench the increase of 18 liquid metal spray flux of device；Liquid level sensor is used to detect the liquid metal capacity of bottom of furnace body, ensures in equipment
During operation, cracking gas will not enter in the liquid metal circulatory system.
It should be noted that liquid is presented under the preferred room temperature of liquid metal of the present invention, thermal conductivity factor is high, and power glues
Property coefficient is low, and energy storage capacity is strong, and Acclimation temperature scope is wide, and volatilization point is high, is not easy the liquid metal of phase transformation.
For example, possesses the liquid metal of property described in table 1.
Table 1
Further, by mass percentage, the liquid metal can be composed of the following components：
Gallium 37%, indium 22%, bismuth 18.6%, aluminium 3%, iron 2%, magnesium 2.4%, tin 15%；3 DEG C of alloy melting point.
Above-mentioned liquid metal has the advantage as shown in table 2 and table 3 compared with traditional heat transferring medium.
2 liquid metal of table is compared with traditional heat transferring medium application range
3 liquid metal of table and traditional heat transferring medium Character Comparison
Tradition flowing heat transfer medium is industrial soft water and conduction oil, due to its own attribute, volatilization point for 140 DEG C-
600 DEG C, and after temperature reaches its volatilization point, promoted with temperature, internal pressure accordingly improves, degradation of heat exchange performance.Cause to hold
It carries pipeline pressure to increase, heat exchange efficiency is die-offed.And due to factors such as production technologies, cause technique core equipment excessive temperature differentials, make
Management difficulty increase, equipment easily damages, and the production cost increases.
It is analyzed with reference to more than heat transfer medium physical and chemical index, the traditional heat transferring medium of liquid metal heat exchanger comparison is in high-temperature field
Possess absolute sexual clorminance, perfect can be applied to 700 DEG C of technological temperature or more and have in the industrial enterprise of temperature essence control demand.
Pyrolysis furnace tail gas waste heat recovering system provided by the present invention is described in detail above.It is used herein
Concrete example is set forth the principle of the present invention and embodiment, and the explanation of above example is only intended to help to understand this hair
Bright method and its core concept.It should be pointed out that for those skilled in the art, the present invention is not being departed from
On the premise of principle, can also to the present invention some improvement and modification can also be carried out, these improvement and modification also fall into right of the present invention
It is required that protection domain in.
Claims (8)
1. a kind of pyrolysis furnace residual neat recovering system, it is characterised in that：Liquid metal first circulation road including being located at furnace interior
Footpath and liquid metal second circulation path；The first circulation path includes a closed hollow clapboard, hollow clapboard and liquid
The first import of metal is connected with first outlet, and hollow clapboard is provided with vertical through holes；
The second circulation path includes spray thrower and passes through the fixed spiral deflector of the support of bearing, the spray thrower and liquid
The second inlet communication of metal, which is provided with nozzle；The liquid metal sprayed through spray thrower is after spiral deflector water conservancy diversion from liquid
Metal second outlet flows out；Cracking gas after cooling is exported from cracking gas discharges.
2. pyrolysis furnace residual neat recovering system according to claim 1, it is characterised in that：The residual neat recovering system further includes
With the steam generation facility that connects of liquid metal inlet and outlet, it is laggard that liquid metal carries out in steam generation facility heat exchange with water
Enter first circulation path and second circulation path.
3. pyrolysis furnace residual neat recovering system according to claim 2, it is characterised in that：The steam generation facility is equipped with
Water inlet and steam (vapor) outlet.
4. pyrolysis furnace residual neat recovering system according to claim 1, it is characterised in that：The cracking gas outlet port is higher than
The position of liquid metal second outlet.
5. pyrolysis furnace residual neat recovering system according to claim 1, it is characterised in that：The cracking gas outlet is provided with electricity
Magnet valve door, electromagnetic valve lower section are additionally provided with liquid level sensor and temperature sensor.
6. pyrolysis furnace residual neat recovering system according to claim 1, it is characterised in that：The spray thrower is provided with 3 to 5
Flat nozzle, the nozzle is with horizontal direction downwards into 30 ° of angles.
7. pyrolysis furnace residual neat recovering system according to claim 1, it is characterised in that：The spiral deflector is configured with drive
Move its power set rotated.
8. pyrolysis furnace residual neat recovering system according to claim 1, it is characterised in that：It is also set up on the circulating path
There are electromagnetic pump and fluid reservoir.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810031891.5A CN108087850A (en) | 2018-01-12 | 2018-01-12 | A kind of pyrolysis furnace residual neat recovering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810031891.5A CN108087850A (en) | 2018-01-12 | 2018-01-12 | A kind of pyrolysis furnace residual neat recovering system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108087850A true CN108087850A (en) | 2018-05-29 |
Family
ID=62183183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810031891.5A Pending CN108087850A (en) | 2018-01-12 | 2018-01-12 | A kind of pyrolysis furnace residual neat recovering system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108087850A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108534564A (en) * | 2018-05-31 | 2018-09-14 | 北京宏帆态金节能科技有限公司 | A kind of high-temperature flue gas quenching apparatus |
| CN108955299A (en) * | 2018-05-31 | 2018-12-07 | 北京宏帆态金节能科技有限公司 | A kind of high-temperature flue gas quick cooling method |
| CN109439816A (en) * | 2018-11-23 | 2019-03-08 | 重庆岩昱节能科技有限公司 | High temperature fluent metal liquid reserve tank |
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| WO2016003088A1 (en) * | 2014-06-30 | 2016-01-07 | 한국생산기술연구원 | Thermoelectric generator comprising liquid metal heat exchange unit |
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| CN205537252U (en) * | 2016-02-02 | 2016-08-31 | 北京态金科技有限公司 | A liquid metal modularization heat transfer system for industry waste heat recovery |
| CN106675589A (en) * | 2016-12-30 | 2017-05-17 | 浙江天禄环境科技有限公司 | Exhaust gas and waste heat recovery technology for biochar preparation by sludge reduction gasification |
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2018
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108534564A (en) * | 2018-05-31 | 2018-09-14 | 北京宏帆态金节能科技有限公司 | A kind of high-temperature flue gas quenching apparatus |
| CN108955299A (en) * | 2018-05-31 | 2018-12-07 | 北京宏帆态金节能科技有限公司 | A kind of high-temperature flue gas quick cooling method |
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| CN108534564B (en) * | 2018-05-31 | 2023-12-26 | 北京宏帆态金节能科技有限公司 | High-temperature flue gas quenching device |
| CN109439816A (en) * | 2018-11-23 | 2019-03-08 | 重庆岩昱节能科技有限公司 | High temperature fluent metal liquid reserve tank |
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Application publication date: 20180529 |