CN104315861B - The method of work of the Heat-energy recovery system of high-temperature material of caking when can prevent from cooling - Google Patents
The method of work of the Heat-energy recovery system of high-temperature material of caking when can prevent from cooling Download PDFInfo
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- CN104315861B CN104315861B CN201410456752.9A CN201410456752A CN104315861B CN 104315861 B CN104315861 B CN 104315861B CN 201410456752 A CN201410456752 A CN 201410456752A CN 104315861 B CN104315861 B CN 104315861B
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- heat exchanger
- cylindrical shell
- temperature material
- particle roller
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- 239000000463 material Substances 0.000 title claims abstract description 94
- 238000011084 recovery Methods 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000001816 cooling Methods 0.000 title description 15
- 239000002245 particle Substances 0.000 claims abstract description 68
- 238000007599 discharging Methods 0.000 claims abstract description 27
- 239000008187 granular material Substances 0.000 claims abstract description 13
- 239000007788 liquid Substances 0.000 claims description 12
- 238000009826 distribution Methods 0.000 claims description 9
- 239000012530 fluid Substances 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 7
- 230000001351 cycling effect Effects 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 17
- 239000007789 gas Substances 0.000 description 17
- 239000002893 slag Substances 0.000 description 16
- 239000011236 particulate material Substances 0.000 description 13
- OBSZRRSYVTXPNB-UHFFFAOYSA-N tetraphosphorus Chemical compound P12P3P1P32 OBSZRRSYVTXPNB-UHFFFAOYSA-N 0.000 description 10
- 239000002918 waste heat Substances 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 238000007790 scraping Methods 0.000 description 8
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 229910052698 phosphorus Inorganic materials 0.000 description 6
- 239000011574 phosphorus Substances 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 3
- 238000002425 crystallisation Methods 0.000 description 3
- 239000010438 granite Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 238000009866 aluminium metallurgy Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000009867 copper metallurgy Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000005431 greenhouse gas Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 239000008234 soft water Substances 0.000 description 2
- 238000009628 steelmaking Methods 0.000 description 2
- 229910004762 CaSiO Inorganic materials 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052586 apatite Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
- 239000012533 medium component Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- VSIIXMUUUJUKCM-UHFFFAOYSA-D pentacalcium;fluoride;triphosphate Chemical compound [F-].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O VSIIXMUUUJUKCM-UHFFFAOYSA-D 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Abstract
The present invention relates to a kind of method of work of Heat-energy recovery system of high-temperature material, this Heat-energy recovery system of high-temperature material comprises: cylindrical shell, is provided with the fire grate for described high-temperature material to be delivered to discharging opening from the feeding mouth of this cylindrical shell axially running through this cylindrical shell in this cylindrical shell; The opening at described cylindrical shell top is provided with heat exchanger; The feeding mouth of described cylindrical shell is provided with a pair for charging and the particle roller of high-temperature material described in cooled and solidified, and this is to the drapery panel and the distribute roll that are provided with adjacent, parallel setting below particle roller; The method of work of above-mentioned Heat-energy recovery system of high-temperature material, comprise: after a pair particle roller cooled and solidified of described high-temperature material on the feeding mouth of described cylindrical shell, enter described cylindrical shell, and drop down onto between described drapery panel and distribute roll, this distribute roll is ground into granule materials by after further for described high-temperature material cooled and solidified, and delivers on described fire grate.This method avoid the generation of solid refuse, it has good economic benefit and social benefit.
Description
The application is divisional application, the application number of original application: 201210214338.8, the applying date: 2012-6-26, denomination of invention: Heat-energy recovery system of high-temperature material.
Technical field
The present invention relates to the technical field of high-temperature material heat recovery, specifically a kind of method of work of Heat-energy recovery system of high-temperature material.
Background technology
Phosphorus production is highly energy-consuming trade, and often produce 1 ton of yellow phosphorus and at least will consume 1.4 ten thousand kilowatt hour electricity and 1.6 tons of carbon, Chinese existing annual capacity is 800,000 tons.A large amount of high temperature furnace slag will be produced in phosphorus production process.Equally, also there is a large amount of high temperature furnace slag in the industries such as steel-making, aluminium metallurgy, copper metallurgy.
Therefore, how to recycle the heat energy of high temperature furnace slag, to reduce the power consumption of resource production and the metallurgy industries etc. such as yellow phosphorus, significantly reducing greenhouse gas emission with corresponding, is China's urgent problem.
In addition, Yellow Phosphorous Slag is the waste residue of discharging in phosphorus production process.It mainly consists of CaSiO
3.Phosphorus slag is by apatite, quartz, coke in electric arc furnaces, with the high melt of about 1600 DEG C, reacts and the waste residue of discharging; Phosphorus slag in atmosphere gradually crystallisation by cooling be the larger block of volume, this block integral hardness close to granite, be unfavorable for recycle.
How to provide a kind of and can utilize the heat energy of the high-temperature materials such as phosphorus slag in cooling procedure more fully, high-temperature material caking when cooling can be prevented again, and generate particulate material, so that as the particulate material in the fields such as building, be the technical problem that this area will solve.
Summary of the invention
Technical problem to be solved by this invention is to provide the method for work of the Heat-energy recovery system of high-temperature material that a kind of structure is simple, high-temperature material waste heat recovery rate is higher and can prevent high-temperature material from luming when cooling.
For solving the problems of the technologies described above, Heat-energy recovery system of high-temperature material provided by the invention comprises: cylindrical shell, is provided with the fire grate for described high-temperature material to be delivered to discharging opening from the feeding mouth of this cylindrical shell axially running through this cylindrical shell in this cylindrical shell; The opening at described cylindrical shell top is provided with heat exchanger; The feeding mouth of described cylindrical shell is provided with a pair for charging and the particle roller of high-temperature material described in cooled and solidified, this is to the drapery panel and the distribute roll that are provided with adjacent, parallel setting below particle roller, for being ground into graininess by after the further cooled and solidified of described high-temperature material fallen between this drapery panel and distribute roll, and this granule materials is delivered on described fire grate.Wherein, heat exchanger is used for high-temperature material waste heat recovery; Described particle roller, drapery panel and distribute roll form a cooling crushed aggregates device, generate particulate material for cooled and solidified high-temperature material, prevent material caking when cooling, after generating particulate material, the area of dissipation of material significantly increases simultaneously, the waste heat being beneficial to material fully, fast discharges, and is beneficial to the rate of recovery improving heat energy.
Described drapery panel is suitable for ventilative, and the back side of drapery panel is distributed with multiple for the air-blast nozzle to the described high-temperature material air blast on drapery panel.
Described drapery panel tilt distribution and its upper surface is serrated face; Or this drapery panel to be radian be 45-90 °, arc of longitudinally arranging, and it is distributed with sawtooth on the concave surface carrying described high-temperature material heat, the bottom of the contiguous described distribute roll of bottom margin of arc; The cylinder of described distribute roll is distributed with tapered protrusion, for the crushing material on this drapery panel is delivered to described fire grate.
Described drapery panel is provided with serrated face, is beneficial to the area of dissipation increasing described high-temperature material, is beneficial to it and cools fast further, solidifies; Tapered protrusion, can prevent described high-temperature material to be bonded in this projection.Distribute roll and drapery panel with the use of, be beneficial to further fragmentation material, increase area of dissipation further, the waste heat being beneficial to material fully, fast discharges, and is beneficial to the rate of recovery improving heat energy.
As the scheme optimized, above described fire grate, be provided with material scraping plate in described cylindrical shell, in the downstream of described distribute roll, to make the material on described fire grate be evenly distributed, the waste heat being beneficial to material evenly, fully, fast discharges, be beneficial to the rate of recovery improving heat energy.Described material scraping plate is suitable for ventilative, and the hot blast successively through the high-temperature material on described drapery panel is suitable for by this material scraping plate and enters in the described heat exchanger adjacent with this material scraping plate; Being connected with described each air-blast nozzle through blower fan for the exhaust outlet of discharging heat exchange air of this heat exchanger, to form the closed cycle of heat exchange air, heat energy is avoided to escape in air.
As the scheme optimized further, the aperture distribution at described cylindrical shell top has multiple, the heat exchanger tube for delivery heat transfer medium in heat exchanger on each opening is connected successively, the heat transferring medium of cold state inputs from the heat transferring medium entrance of the heat exchanger of the discharging opening of contiguous described cylindrical shell, because the heat exchanger tube temperature in each heat exchanger on the flow direction of described heat transferring medium raises step by step, thus be suitable for making described heat transferring medium by stepped heating, and reach higher temperature; The heat transferring medium of heat exchanger exports for connecting other heat transmission equipments, for the production of hot water, hot-air or superheated steam etc.
As the scheme optimized, each heat exchanger top be connected to circulating gas pipe for the exhaust outlet of discharging heat exchange air, each circulating gas pipe through described cylindrical shell sidewall and extend in described cylindrical shell, upper and lower layer band that the gas outlet of each circulating gas pipe is in described fire grate and the bottom surface of the contiguous described epipelagic zone in each gas outlet arranging upward, be suitable for upwards penetrating described epipelagic zone to be formed in cylindrical shell and act on the cycling hot air-flow of described heat exchanger.Adopt cycling hot airflow function in corresponding heat exchanger, avoid the loss of hot-air, fill into cool exterior air heating simultaneously, further increase the rate of recovery of heat energy.
Described particle roller and distribute roll are jacket type chill roll; Between heat exchanger tube in the heat exchanger that chuck portion in this particle roller and distribute roll is connected on and the discharging opening of described cylindrical shell is contiguous; Or, the chuck portion of described particle roller (6) and distribute roll (4) is in parallel with the bottom coil pipe of the heat exchanger tube in one or more heat exchangers of the discharging opening of contiguous described cylindrical shell (1), the heat transferring medium by the preheating of particle roller to be sent into one or more heat exchangers of the discharging opening of contiguous described cylindrical shell, and then the water temperature improved in this one or more heat exchanger, be beneficial to and generate saturated vapor in one or more heat exchangers of the feeding mouth of contiguous described cylindrical shell.
The inwall of described particle roller be provided with along this particle roller axial distribution, for heating the spiral heat exchange tube of described heat transferring medium, this spiral heat exchange tube is the semi-circular tube that opening is welded on described particle roller inwall; Spiral heat exchange tube adopts semi-circular tube to make, make heat transferring medium in heat exchanger tube directly with the contact internal walls of particle roller, be beneficial to conversion efficiency and the heat energy recovery rate of raising heat energy further.
Further, described particle roller two ends central authorities are respectively equipped with into liquid, fluid hollow rotating shaft; This to hollow rotating shaft respectively bearing fit in pair of bearing, and between heat exchanger tube in the heat exchanger that spiral heat exchange tube in described particle roller to be connected on hollow rotating shaft by this and the discharging opening of described cylindrical shell is contiguous; Or, described spiral heat exchange tube is in parallel with the bottom coil pipe of the heat exchanger tube in one or more heat exchangers of the discharging opening of contiguous described cylindrical shell, the heat transferring medium by the preheating of particle roller to be sent into one or more heat exchangers of the discharging opening of contiguous described cylindrical shell, and then the water temperature improved in this one or more heat exchanger, be beneficial to and generate saturated vapor in one or more heat exchangers of the feeding mouth of contiguous described cylindrical shell.
Described spiral heat exchange tube enter liquid, outlet end respectively with described enter the inner port of liquid, fluid hollow rotating shaft be connected; Or, the outlet end of described spiral heat exchange tube is connected with the inner port of described hollow rotating shaft, the liquid inlet of described spiral heat exchange tube is in this particle roller and extend to contiguous described fluid hollow rotating shaft, in this particle roller, described spiral heat exchange tube is entered after preheating to make the heat transferring medium newly entered in this particle roller, heat further, and then extend the heat exchange stroke of heat transferring medium, improve heat exchange efficiency; Or the chuck portion of described particle roller and distribute roll is in parallel with the bottom coil pipe of the heat exchanger tube in a heat exchanger.
For improving the rate of recovery of heat energy further, below described epipelagic zone, be provided with multiple shifting board distributed alternately, the upper and lower Relative distribution of heat exchanger described in the cavity and formed between a pair adjacent shifting board in described cylindrical shell; The air that the exhaust outlet at a described heat exchanger top exports is suitable for being delivered in the described cavity immediately below this heat exchanger by described circulating gas pipe.
Further, for prevent thermal current and material excessive, the feeding mouth of described cylindrical shell is on the end face inside described barrel end, the end-enclosed of the feeding mouth of this cylindrical shell contiguous.
Described high-temperature material is yellow phosphorus furnace slag; Because traditional yellow phosphorus furnace slag piles up block larger in volume after crystallisation by cooling, this block integral hardness is close to granite, described cooling crushed aggregates device is adopted to generate the particulate material (particle diameter of particulate material by after the yellow phosphorus furnace slag cooled and solidified of high temperature state, particle, the decision such as shape, density by the roll surface projection of the double-roll crusher selected), so that as particulate material for building, achieve it and recycle.
The cooling discharging opening of crushed aggregates device and the vertical range of described fire grate are 0.5-1m, to realize Air flow in blanking operation, to generate particulate material, prevent yellow phosphorus furnace slag regelation from becoming block.
As further preferred scheme, described heat exchanger is vertical pipe type heat exchanger, is provided with the spiral wind deflector distributed up and down in this heat exchanger, and the vertical heat exchanging pipe in heat exchanger interts on described spiral wind deflector.Spiral wind deflector is suitable for lengthening the stroke of hot blast in this heat exchanger, increases the time of contact of hot blast and heat exchanger tube, and then improves the rate of recovery of heat energy further.
The method of work of above-mentioned Heat-energy recovery system of high-temperature material, comprise: after a pair particle roller cooled and solidified of described high-temperature material on the feeding mouth of described cylindrical shell, enter described cylindrical shell, and drop down onto between described drapery panel and distribute roll, this distribute roll is ground into granule materials by after further for described high-temperature material cooled and solidified, and delivers on described fire grate; Granule materials on this fire grate heats the air in described cylindrical shell and produces hot-air, this hot-air rises and enters each heat exchanger, the each heat exchanger top heat exchange air of discharging to enter in described cylindrical shell through circulating gas pipe and sends between the upper and lower layer band of described fire grate, then the granule materials on described epipelagic zone and this epipelagic zone is upwards penetrated, to form air heat-exchange circulation.
The present invention has positive effect relative to prior art: Heat-energy recovery system of high-temperature material of the present invention, effectively make use of on the one hand the waste heat of yellow phosphorus furnace slag, can significantly lower consumption can, economize energy the discharge of a large amount of greenhouse gases of corresponding minimizing; On the other hand, yellow phosphorus furnace slag is generated particulate material for building, achieve the object turned waste into wealth, avoid the generation of solid refuse, it has good economic benefit and social benefit.
Accompanying drawing explanation
Fig. 1 is the structural representation of Heat-energy recovery system of high-temperature material in embodiment 1;
Fig. 2 is another structural representation of the Heat-energy recovery system of high-temperature material in embodiment 2;
Fig. 3 is the surface structure schematic diagram of described double-roll crusher;
Fig. 4 is the cross-sectional view of the particle roller in described double-roll crusher;
Fig. 5 is the cross-sectional view of the particle roller in embodiment 2.
Detailed description of the invention
Embodiment 1
See Fig. 1 to 4, the Heat-energy recovery system of high-temperature material of the present embodiment, comprise: cylindrical shell 1, the fire grate 2 for described high-temperature material to be delivered to discharging opening from the feeding mouth of this cylindrical shell 1 axially running through this cylindrical shell 1 is provided with in this cylindrical shell 1, the end of contiguous described cylindrical shell 1 is respectively equipped with the drive 3 coordinated with the transmission of described fire grate 2, and the epipelagic zone subjacent of the fire grate 2 in described cylindrical shell 1 is distributed with multiple carrying roller.
The top portion of described cylindrical shell 1 is furnished with multiple opening, the heat exchanger 5 that each opening is provided with, heat exchanger tube in each heat exchanger 5 is connected successively, low-temperature heat exchange medium is from the heat transferring medium entrance input of the heat exchanger 5 of the discharging opening of contiguous described cylindrical shell 1, because the heat exchanger tube temperature in each heat exchanger 5 on the flow direction of described heat transferring medium raises step by step, thus be suitable for making described heat transferring medium by stepped heating, and reach higher temperature; Described heat transferring medium is conduction oil or water (preferred soft water).
As the optional scheme of one, the heat transferring medium of heat exchanger 5 exports for connecting other heat transmission equipments, for the production of hot water, hot-air or superheated steam etc.
The feeding mouth of contiguous described cylindrical shell 1 is provided with a pair for charging and the particle roller 6 of high-temperature material described in cooled and solidified, this is to the drapery panel 18 and the distribute roll 4 that are provided with adjacent, parallel setting below particle roller 6, for being ground into graininess by after the further cooled and solidified of described high-temperature material fallen between this drapery panel 18 and distribute roll 4, and this granule materials is delivered on described fire grate 2.
Heat exchanger 5 is for high-temperature material waste heat recovery; The cooling crushed aggregates device that described particle roller 6, drapery panel 18 and distribute roll 4 are formed is used for cooled and solidified high-temperature material and generates particulate material, prevent material caking when cooling, after generating particulate material, the area of dissipation of material significantly increases simultaneously, the waste heat being beneficial to material fully, fast discharges, and is beneficial to the rate of recovery improving heat energy.
Above fire grate 2, be provided with material scraping plate 7 in described cylindrical shell 1, in the downstream of described distribute roll 4, to make the material on described fire grate 2 be evenly distributed, the waste heat being beneficial to material fully, fast discharges, be beneficial to the rate of recovery improving heat energy.Described material scraping plate 7 is suitable for ventilative, and the hot blast successively through the high-temperature material on described drapery panel 18 is suitable for by this material scraping plate 7 and enters in the described heat exchanger 5 adjacent with this material scraping plate 7; Being connected with described each air-blast nozzle through air blast 17 for the exhaust outlet of discharging heat exchange air of this heat exchanger 5.
Each heat exchanger 5 top be connected to circulating gas pipe 8 for the exhaust outlet of discharging heat exchange air, each circulating gas pipe 8 is passed the wall body of described cylindrical shell 1 and extends in described cylindrical shell 1, the gas outlet of each circulating gas pipe 8 is between the upper and lower layer band of described fire grate 2, to form the epipelagic zone the cycling hot air-flow acting on described heat exchanger 5 that are suitable for upwards penetrating described fire grate 2 in cylindrical shell 1; The bottom surface of the epipelagic zone of the contiguous described fire grate 2 in gas outlet of each circulating gas pipe 8 is also arranged upward.Adopting cycling hot airflow function in corresponding heat exchanger 5, avoid the loss of hot-air, simultaneously without the need to filling into cool exterior air, further increasing the rate of recovery of heat energy.
Described particle roller 6 and distribute roll 4 are jacket type chill roll, between the heat exchanger tube in the heat exchanger 5 that the chuck portion in this particle roller 6 and distribute roll 4 is connected on and the discharging opening of described cylindrical shell 1 is contiguous.Or the chuck portion of described particle roller 6 and distribute roll 4 is in parallel with the bottom coil pipe in a heat exchanger 5 (heat exchanger tube in heat exchanger 5 is vertical heat exchanging pipe, and it comprises top coil pipe, bottom coil pipe, is communicated in this to the multiple standpipes between coil pipe); These particle roller 6 two ends central authorities are provided with hollow rotating shaft 15, this distinguishes bearing fit in pair of bearing 12 to hollow rotating shaft 15, and the external port of a pair described hollow rotating shaft is respectively equipped with swivel 13, between the heat exchanger tube that this particle roller 6 is connected in a heat exchanger 5 by described a pair swivel 13.
As another kind of embodiment, the inwall of this particle roller 6 be provided with along this particle roller axial distribution, for heating the spiral heat exchange tube 11 of described heat transferring medium, this spiral heat exchange tube 11 is the semi-circular tube on opening is welded on described particle roller inwall; Spiral heat exchange tube 11 adopts semi-circular tube to make, make heat transferring medium in spiral heat exchange tube 11 directly with the contact internal walls of particle roller 6, be beneficial to conversion efficiency and the heat energy recovery rate of raising heat energy further.
Sending into this to the described heat transferring medium of particle roller 6 can be new cold heat transferring medium, also can be the hot heat transferring medium exported from the heat exchanger 5 of the feeding mouth of contiguous described cylindrical shell 1; The temperature requirement of described heat transferring medium needed for outside can carry out corresponding selection.
The two ends of spiral heat exchange tube 11 are connected with the inner port of the hollow rotating shaft 15 being fixed on these particle roller two ends central authorities respectively, this distinguishes bearing fit in pair of bearing 12 to hollow rotating shaft 15, and the external port of a pair described hollow rotating shaft is respectively equipped with swivel 13, is respectively used to input, exports described heat transferring medium.Between the heat exchanger tube that this particle roller 6 is connected in a heat exchanger 5 by described a pair swivel 13.
As the scheme that the third is preferential, the external port of the described swivel 13 of the side abutting end of a pair described particle roller 6 is connected, export with the heat transferring medium of the heat exchanger 5 of the feeding mouth of contiguous described cylindrical shell 1 after spiral heat exchange tube 11 in particle roller 6 being connected to make this and be connected, to heat described heat transferring medium further, the heat transferring medium that formation temperature is higher.
Due in heating process, described heat transferring medium components vaporize (when especially heat transferring medium is soft water), be suitable for exporting steam in the heat transferring medium outlet at heat exchanger 5 top of the feeding mouth of contiguous described cylindrical shell 1, this steam is connected with a drum 9 through check-valves.Drum 9 for storing vapours or hot water or deep fat, for other equipment heat supplies.Enter described drum 9 for carrying the pipeline of described steam to be suitable for and extend to the top being close to this drum 9.
When described heat transferring medium is water, drum 9 is for collecting vapours, and the aqueous water outlet bottom drum 9 is connected with the heat transferring medium entrance bottom described heat exchanger 5 through check valve.One end of drum 9 is provided with liquid level gauge 19, is used to indicate the liquid water level in drum 9.
Multiple shifting board 10 distributed alternately is provided with in described cylindrical shell 1 below the epipelagic zone of described fire grate 2, each shifting board 10 is provided with the rectangular through-hole being suitable for described underlying band is walked, heat exchanger about 5 Relative distribution described in the cavity and formed between adjacent a pair shifting board 10; The hot-air that the top vent of a described heat exchanger 5 exports is suitable for being delivered in the described cavity below this heat exchanger 5 by described circulating gas pipe 8.
As preferred scheme, described high-temperature material is yellow phosphorus furnace slag; Because traditional yellow phosphorus furnace slag piles up block larger in volume after crystallisation by cooling, this block integral hardness, close to granite, after adopting described cooling crushed aggregates device to pulverize, is suitable for generating particulate material, so that as particulate material for building, achieve it and recycle.(described high-temperature material also can be the slag that steel-making, aluminium metallurgy, copper metallurgy etc. produce.）
The roller wall of described particle roller 6 is distributed with protruding 14; A pair particle roller 6 is suitable for rotating in opposite directions when working.
The bottom of described heat exchanger 5 is horn-like, and in each circulating gas pipe 8, string is provided with the high pressure conveying gas blower 16 be in outside described cylindrical shell 1.
Described heat exchanger 5 is vertical pipe type heat exchanger, is provided with the spiral wind deflector distributed up and down in this heat exchanger 5, and the vertical heat exchanging pipe in heat exchanger 5 axially interts on described spiral wind deflector.
Embodiment 2
On the basis of embodiment 1, the present embodiment has following modification:
Described particle roller 6 two ends central authorities are respectively equipped with into liquid, fluid hollow rotating shaft; This distinguishes bearing fit in pair of bearing 12 to hollow rotating shaft, and the external port of a pair described hollow rotating shaft is respectively equipped with swivel 13, is respectively used to the body connecting input, export described heat transferring medium; The outlet end of described spiral heat exchange tube 11 is connected with the inner port of described hollow rotating shaft, the liquid inlet of described spiral heat exchange tube 11 is in this particle roller 6 and extend to contiguous described fluid hollow rotating shaft, in this particle roller 6, described spiral heat exchange tube 11 is entered after preheating to make the heat transferring medium newly entered in this particle roller 6, heat further, and then extend the heat exchange stroke of heat transferring medium, improve heat exchange efficiency.
As the preferred scheme of one, the external port of the described swivel that the side of a pair described particle roller 6 is adjacent is connected, to make described heat transferring medium connect in this is to particle roller heat exchange, to heat described heat transferring medium further, the heat transferring medium that formation temperature is higher.
Embodiment 3
On the basis of embodiment 1 and 2, the present embodiment has following modification:
A pair described particle roller 6 adopts the particle roller 6 in embodiment 1 and 2 respectively, and described heat transferring medium enters the particle roller 6 described in embodiment 2 after described spiral heat exchange tube 11 output the particle roller 6 described in embodiment 1.
Embodiment 4
The method of work of the Heat-energy recovery system of high-temperature material in above-described embodiment 1, comprise: after a pair particle roller cooled and solidified of described high-temperature material on the feeding mouth of described cylindrical shell 1, enter described cylindrical shell 1, and drop down onto between described drapery panel 18 and distribute roll 4, this distribute roll 4 is ground into granule materials by after further for described high-temperature material cooled and solidified, and delivers on described fire grate 2.
Granule materials on this fire grate 2 heats the air in described cylindrical shell 1 and produces hot-air, this hot-air rises and enters each heat exchanger 5, the each heat exchanger 5 top heat exchange air of discharging to enter in described cylindrical shell 1 through circulating gas pipe 8 and sends between the upper and lower layer band of described fire grate 2, then the granule materials on described epipelagic zone and this epipelagic zone is upwards penetrated, to form air heat-exchange circulation.
Claims (5)
1. the method for work of a Heat-energy recovery system of high-temperature material, it is characterized in that: this Heat-energy recovery system of high-temperature material comprises: cylindrical shell (1), in this cylindrical shell (1), be provided with the fire grate (2) for described high-temperature material to be delivered to discharging opening from the feeding mouth of this cylindrical shell (1) axially running through this cylindrical shell (1);
The opening at described cylindrical shell (1) top is provided with heat exchanger (5);
The feeding mouth of described cylindrical shell (1) is provided with a pair for charging and the particle roller (6) of high-temperature material described in cooled and solidified, this is provided with drapery panel (18) and the distribute roll (4) of adjacent, parallel setting to particle roller (6) below, for being ground into graininess by after the further cooled and solidified of described high-temperature material fallen between this drapery panel (18) and distribute roll (4), and this granule materials is delivered on described fire grate (2);
The aperture distribution at described cylindrical shell (1) top has multiple, the heat exchanger tube for delivery heat transfer medium in heat exchanger (5) on each opening is connected successively, and the heat transferring medium of cold state inputs from the heat transferring medium entrance of the heat exchanger (5) of the discharging opening of contiguous described cylindrical shell (1);
Each heat exchanger (5) top be connected to circulating gas pipe (8) for the exhaust outlet of discharging heat exchange air, each circulating gas pipe (8) through described cylindrical shell (1) sidewall and extend in described cylindrical shell (1), between the upper and lower layer band that the gas outlet of each circulating gas pipe is in described fire grate (2) and the bottom surface of the contiguous described epipelagic zone in each gas outlet is also arranged upward, is suitable for upwards penetrating described epipelagic zone and acts on the cycling hot air-flow of described heat exchanger (5) with formation cylindrical shell (1) in;
The method of work of above-mentioned Heat-energy recovery system of high-temperature material, it is characterized in that comprising: after a pair particle roller (6) cooled and solidified of described high-temperature material on the feeding mouth of described cylindrical shell (1), enter described cylindrical shell (1), and drop down onto between described drapery panel (18) and distribute roll (6), this distribute roll (6) is ground into granule materials by after further for described high-temperature material cooled and solidified, and delivers on described fire grate (2);
Granule materials on this fire grate (2) heats the air in described cylindrical shell (1) and produces hot-air, this hot-air rises and enters each heat exchanger (5), the heat exchange air that each heat exchanger (5) top is discharged to enter in described cylindrical shell (1) through circulating gas pipe (8) and sends between the upper and lower layer band of described fire grate (2), then the granule materials on described epipelagic zone and this epipelagic zone is upwards penetrated, to form air heat-exchange circulation;
Described particle roller (6) and distribute roll (4) are jacket type chill roll; Between heat exchanger tube in the heat exchanger (5) that chuck portion in this particle roller (6) and distribute roll (4) is connected on and the discharging opening of described cylindrical shell (1) is contiguous; Or the chuck portion of described particle roller (6) and distribute roll (4) is in parallel with the bottom coil pipe of the heat exchanger tube in a heat exchanger (5).
2. the method for work of Heat-energy recovery system of high-temperature material according to claim 1, it is characterized in that: the inwall of described particle roller (6) be provided with along this particle roller (6) axial distribution, for heating the spiral heat exchange tube of described heat transferring medium, this spiral heat exchange tube is the semi-circular tube that opening is welded on described particle roller (6) inwall;
The two ends central authorities of described particle roller (6) are respectively equipped with into liquid, fluid hollow rotating shaft; This to hollow rotating shaft respectively bearing fit in pair of bearing, and between heat exchanger tube in the heat exchanger (5) that spiral heat exchange tube in described particle roller (6) to be connected on hollow rotating shaft by this and the discharging opening of described cylindrical shell (1) is contiguous; Or described spiral heat exchange tube is in parallel with the bottom coil pipe of the heat exchanger tube in one or more heat exchangers (5) of the discharging opening of contiguous described cylindrical shell (1);
Described spiral heat exchange tube enter liquid, outlet end respectively with described enter the inner port of liquid, fluid hollow rotating shaft be connected; Or the outlet end of described spiral heat exchange tube is connected with the inner port of described fluid hollow rotating shaft, the liquid inlet of described spiral heat exchange tube is in this particle roller (6) and extend to contiguous described fluid hollow rotating shaft.
3. the method for work of Heat-energy recovery system of high-temperature material according to claim 1, it is characterized in that: below described epipelagic zone, be provided with multiple shifting board (10) distributed alternately, the upper and lower Relative distribution of heat exchanger (5) described in the cavity and formed between adjacent a pair shifting board (10) in described cylindrical shell (1); The air that the exhaust outlet at a described heat exchanger (5) top exports is suitable for being delivered in the described cavity immediately below this heat exchanger (5) by described circulating gas pipe (8).
4. the method for work of Heat-energy recovery system of high-temperature material according to claim 1, it is characterized in that: described heat exchanger (5) is vertical pipe type heat exchanger, be provided with the spiral wind deflector distributed up and down in this heat exchanger (5), the vertical heat exchanging pipe in heat exchanger (5) interts on described spiral wind deflector.
5. the method for work of Heat-energy recovery system of high-temperature material according to claim 2, it is characterized in that: described heat exchanger (5) is vertical pipe type heat exchanger, be provided with the spiral wind deflector distributed up and down in this heat exchanger (5), the vertical heat exchanging pipe in heat exchanger (5) interts on described spiral wind deflector.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410456752.9A CN104315861B (en) | 2012-06-26 | 2012-06-26 | The method of work of the Heat-energy recovery system of high-temperature material of caking when can prevent from cooling |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410456752.9A CN104315861B (en) | 2012-06-26 | 2012-06-26 | The method of work of the Heat-energy recovery system of high-temperature material of caking when can prevent from cooling |
| CN201210214338.8A CN102748955B (en) | 2012-06-26 | 2012-06-26 | Heat-energy recovery system of high-temperature material |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210214338.8A Division CN102748955B (en) | 2012-06-26 | 2012-06-26 | Heat-energy recovery system of high-temperature material |
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| CN104315861A CN104315861A (en) | 2015-01-28 |
| CN104315861B true CN104315861B (en) | 2016-04-20 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4242084A (en) * | 1979-06-15 | 1980-12-30 | Jamaluddin Aziz A | Air pollution control and heat recovery system for industrial ovens |
| CN201423292Y (en) * | 2009-06-19 | 2010-03-17 | 周杨 | Toothed roll crushing, screening and distributing screen of material |
| CN201779635U (en) * | 2010-08-13 | 2011-03-30 | 邹岳明 | High-temperature slag heat utilization system for generating high-pressure hot steam |
| CN102433401A (en) * | 2011-12-20 | 2012-05-02 | 南京凯盛开能环保能源有限公司 | Melting furnace slag quenching dry type granulation and sensible heat recovery generating system and method using same |
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2012
- 2012-06-26 CN CN201410456752.9A patent/CN104315861B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4242084A (en) * | 1979-06-15 | 1980-12-30 | Jamaluddin Aziz A | Air pollution control and heat recovery system for industrial ovens |
| CN201423292Y (en) * | 2009-06-19 | 2010-03-17 | 周杨 | Toothed roll crushing, screening and distributing screen of material |
| CN201779635U (en) * | 2010-08-13 | 2011-03-30 | 邹岳明 | High-temperature slag heat utilization system for generating high-pressure hot steam |
| CN102433401A (en) * | 2011-12-20 | 2012-05-02 | 南京凯盛开能环保能源有限公司 | Melting furnace slag quenching dry type granulation and sensible heat recovery generating system and method using same |
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| CN104315861A (en) | 2015-01-28 |
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