CN109140481A - Pyroreaction gas waste-heat recovery device - Google Patents
Pyroreaction gas waste-heat recovery device Download PDFInfo
- Publication number
- CN109140481A CN109140481A CN201810903408.8A CN201810903408A CN109140481A CN 109140481 A CN109140481 A CN 109140481A CN 201810903408 A CN201810903408 A CN 201810903408A CN 109140481 A CN109140481 A CN 109140481A
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- cylinder
- tube
- heat exchanger
- tube sheet
- pyroreaction
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/06—Arrangements of devices for treating smoke or fumes of coolers
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- 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
- F22B1/1807—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 using the exhaust gases of combustion engines
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/16—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
Abstract
The present invention relates to a kind of pyroreaction gas waste-heat recovery devices.Pyroreaction gas waste-heat recovery device includes the first cylinder, including the first import and first outlet being connected to the first cylinder lumen；Multiple first heat exchanger tubes, are set to the first cylinder lumen；Second cylinder, one end are fixedly connected with one end of the first cylinder, and the second cylinder includes the second import and second outlet being connected to the second cylinder lumen；Multiple second heat exchanger tubes, are set to the second cylinder lumen, and the outlet end of the first heat exchanger tube is connected to the input end of the second heat exchanger tube；Reaction gas inlet is set to the first cylinder, and is connected to the input end of the first heat exchanger tube；Reaction gas outlet, is set to the second cylinder, and be connected to the outlet end of the second heat exchanger tube.Pyroreaction gas waste-heat recovery device provided by the invention, pyroreaction gas are directly entered the second cylinder and exchange heat, eliminates high temperature conjunction pipeline after the heat exchange of the first cylinder, make that compact-sized, space occupied is small and cost-saved.
Description
Technical field
The present invention relates to chemical technology fields, more particularly to a kind of pyroreaction gas waste-heat recovery device.
Background technique
Heat-producing chemical reaction generates the very high reaction gas of temperature, in order to which the heat to reaction gas recycles, usually by it
Heat is for producing superheated steam.
Existing pyroreaction gas waste-heat recovery device, usually first with the heat of reaction gas to the water in waste heat boiler into
Row heating, is allowed to generate saturated vapor, then be heated up again to the saturated vapor in evaporator, steams to generate overheat
Vapour.
In this way, then needing to provide very long high temperature conjunction pipeline is delivered to evaporator from waste heat boiler for pyroreaction gas,
Therefore cause reaction gas waste-heat recovery device occupied space big and at high cost.
Summary of the invention
Based on this, it is necessary to be directed to existing pyroreaction gas waste-heat recovery device, the big and at high cost problem of occupied space,
A kind of pyroreaction gas waste-heat recovery device to occupy little space and evaporation overheat at low cost is two-in-one is provided.
A kind of pyroreaction gas waste-heat recovery device, including the first cylinder connect including the equal inner cavity with first cylinder
The first logical import and first outlet；Multiple first heat exchanger tubes are set to the inner cavity of first cylinder；Second cylinder, it is described
One end of second cylinder is fixedly connected with one end of first cylinder, and second cylinder includes equal and second cylinder
The second import and second outlet of inner cavity connection；Multiple second heat exchanger tubes, are set to the inner cavity of second cylinder, and described first
The outlet end of heat exchanger tube is connected to the input end of second heat exchanger tube；Reaction gas inlet, is set to first cylinder, and with
The input end of first heat exchanger tube is connected to；Reaction gas outlet, is set to second cylinder, and with second heat exchanger tube
Outlet end connection.
Pyroreaction gas waste-heat recovery device of the invention, eliminates pyroreaction gas being delivered to evaporation from waste heat boiler
The high temperature conjunction pipeline of device, pyroreaction gas directly pass through the company between the first cylinder and the second cylinder after the heat exchange of the first cylinder
Place is met, is exchanged heat into the second cylinder, therefore pyroreaction gas waste-heat recovery device of the invention is compact-sized, space occupied is small
And it is cost-saved.
First import is saturated vapor import in one of the embodiments, and the first outlet is superheated steam
Outlet；Second import is water inlet, and the second outlet is carbonated drink outlet.
The pyroreaction gas waste-heat recovery device further includes inlet plenum in one of the embodiments, the inlet plenum
It is set to the inner cavity of first cylinder, and is connected to the input end of the reaction gas inlet and first tube sheet.
The pyroreaction gas waste-heat recovery device further includes that edge is set to described first in one of the embodiments,
First tube sheet of the inner cavity of body, the input end of first heat exchanger tube are fixed on first tube sheet；First tube sheet and institute
The inner wall for stating the first cylinder defines the inlet plenum.
The reaction gas inlet is located at the side wall of first cylinder in one of the embodiments,.
The pyroreaction gas waste-heat recovery device further includes being set to first cylinder in one of the embodiments,
The second tube sheet, second tube sheet is arranged along the axial direction of first cylinder and first tube sheet interval, and described second
Tube sheet is set to the side of first tube sheet far from the inlet plenum, and the outlet end of first heat exchanger tube is fixed on described
Two tube sheets；First tube sheet and second tube sheet define exhaust chamber, and the exhaust chamber is connected to first heat exchanger tube
The input end of outlet end and second heat exchanger tube.
The pyroreaction gas waste-heat recovery device further includes partition in one of the embodiments, the partition setting
In the inlet plenum, reaction gas inlet is set between first tube sheet and the partition；The partition offers multiple points
Discharge orifice, the reaction gas inlet are connected to by the tap hole with the input end of second heat exchanger tube.
The pyroreaction gas waste-heat recovery device further includes guiding tube in one of the embodiments, the guiding tube
Both ends be respectively fixedly connected in first tube sheet and the partition, the exhaust chamber passes through the guiding tube and described second
The input end of heat exchanger tube is connected to.
The pyroreaction gas waste-heat recovery device further includes discharge chamber in one of the embodiments, the discharge chamber
It is set to the inner cavity of second cylinder, and is connected to the outlet end and reaction gas outlet of second heat exchanger tube.
The pyroreaction gas waste-heat recovery device further includes being set to second cylinder in one of the embodiments,
Third tube sheet, the input end of second heat exchanger tube is fixedly connected on the third tube sheet；The third tube sheet and described
The inner wall of second cylinder defines the exhaust chamber.
The reaction gas outlet is located at the side wall of second cylinder in one of the embodiments,.
The pyroreaction gas waste-heat recovery device further includes being set to second cylinder in one of the embodiments,
The 4th internal tube sheet, the 4th tube sheet are arranged along the axial direction of second cylinder and third tube sheet interval, and described the
The 4th tube sheet is fixed in the outlet end of two heat exchanger tubes；The third tube sheet and the 4th tube sheet define the outlet
Room.
First heat exchanger tube and second heat exchanger tube are U-tube or double-jacket tube in one of the embodiments,.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the pyroreaction gas waste-heat recovery device of one embodiment of the invention；
Fig. 2 is the first cylinder of pyroreaction gas waste-heat recovery device shown in FIG. 1 and its structural representation of internal structure
Figure；
Fig. 3 is the second cylinder of pyroreaction gas waste-heat recovery device shown in FIG. 1 and its structural representation of internal structure
Figure.
Specific embodiment
It invents, invention is described more fully in order to facilitate understanding below with reference to relevant drawings.It is provided in attached drawing
Better embodiment of the invention.But the invention can be realized in many different forms, however it is not limited to be retouched herein
The embodiment stated.On the contrary, the purpose of providing these embodiments is that making to understand the disclosure more saturating
It is thorough comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein "inner", "outside", "left", "right" and
Similar statement for illustrative purposes only, is not meant to be the only embodiment.
As shown in Figure 1, the pyroreaction gas waste-heat recovery device 100 of one embodiment of the invention, including it is the first cylinder 10, more
A first heat exchanger tube 20, the second cylinder 30, multiple second heat exchanger tubes 40, reaction gas inlet 50 and reaction gas outlet 60.
Multiple first heat exchanger tubes 20 are set to the inner cavity of the first cylinder 10, and multiple second heat exchanger tubes 40 are set to the second cylinder
30 inner cavity.
First cylinder 10 includes the first import 11 and first outlet 12 that are connected to the inner cavity of the first cylinder 10, and second
One end of body 30 is fixedly connected with one end of the first cylinder 10, and the second cylinder 30 includes being connected to the inner cavity of the second cylinder 30
Second import 31 and second outlet 32.
The outlet end 22 of first heat exchanger tube 20 is connected to the input end 41 of the second heat exchanger tube 40.
Reaction gas inlet 50 is set to the first cylinder 10, and is connected to the input end 21 of the first heat exchanger tube 20, and reaction gas goes out
Mouth 60 is set to the second cylinder 30, and is connected to the outlet end 42 of the second heat exchanger tube 40.
In this way, water is delivered to one of the first cylinder 10 and the second cylinder 30, saturated vapor is delivered to the first cylinder 10 and
Two cylinders 30 it is another, pyroreaction gas from reaction gas inlet 50 enter the first cylinder 10 in the first heat exchanger tube 20, to make
One of water and saturated vapor in first cylinder 10 heat temperature raising, so that water becomes steam or saturated vapor becomes superheated steam,
The second heat exchanger tube 40 of the second cylinder 30 is again introduced into from the pyroreaction gas after the heat exchange of heat exchanger tube 20, so that the second cylinder 30
Another heat temperature raising of interior water or saturated vapor, so that water becomes steam or saturated vapor becomes superheated steam.
Pyroreaction gas waste-heat recovery device 100 of the invention, eliminates and is delivered to pyroreaction gas from waste heat boiler
The high temperature conjunction pipeline of evaporator, pyroreaction gas directly pass through the first cylinder 10 and the second cylinder after the heat exchange of the first cylinder 10
Junction between 20 exchanges heat into the second cylinder 30, therefore 100 structure of pyroreaction gas waste-heat recovery device of the invention
It is compact, space occupied is small and cost-saved.
In addition, the prior art uses high temperature conjunction pipeline, it is big that there is also thermal expansion of pipeline, and high temperature conjunction pipeline is caused to be easy
The case where damage, pyroreaction gas waste-heat recovery device 100 of the invention, the heat exchange of pyroreaction gas and conveying are all first
It is completed in cylinder 10 and the second cylinder 30, does not use high temperature conjunction pipeline, therefore be not easy to lead to the first cylinder 10 because thermally expanding greatly
It is damaged with the second cylinder 30.
In the specific embodiment of the present invention, the first import 11 is saturated vapor import, and first outlet 12 is superheated steam
Outlet, the second import 31 are water inlet, and second outlet 32 is carbonated drink outlet.In this way, pyroreaction gas first with the first cylinder 10
Interior saturated vapor carries out heat exchange, so that saturated vapor heat temperature raising becomes superheated steam and is discharged from first outlet 12, then,
Water in pyroreaction gas and the second cylinder 30 carries out heat exchange, so that water heat temperature raising be made to become steam, therefore, pyroreaction
On the one hand gas can guarantee the degree of superheat, improve the production efficiency of superheated steam, on the other hand, the steaming obtained by the second cylinder 30
Vapour amount is also big.
In some embodiments, the first cylinder 10 has the first open end 13, and the second cylinder 30 has the second open end 33,
First open end 13 offers the first opening 131 being connected to inside the first cylinder 10, and the second open end 33 offers and second
The second opening 331 being connected to inside cylinder 30, the first open end 13 is fixedly connected with the second open end 33.Specifically, it first opens
Mouth end 13 is fixedly connected with the second open end 33 using flange bolt, and in other embodiments, it is fixed that welding etc. also can be used
Mode connects, and this is not restricted.
Specifically, it is additionally provided with sealing structure between the first open end 13 and the second open end 33, so that pyroreaction gas portion
It leaks.In one embodiment, sealing structure is biconical ring seal structure.
In some embodiments, reaction gas inlet 50, the input end 21 of the first heat exchanger tube 20 and the first heat exchanger tube 20 go out
Mouth end 22 is all set in the first cylinder 10 close to one end of the second cylinder 30, and the input end 41 of the second heat exchanger tube 40 is set to second
Cylinder 30 is close to one end of the first cylinder 10.In this way, pyroreaction gas can be changed into first quickly after entering the first cylinder 10
It exchanges heat in heat pipe 20, and the distance between the outlet end 22 of the first heat exchanger tube 20 and the input end 41 of the second heat exchanger tube 40
It is short, while guaranteeing heat portion loss in reaction gas transmission process, it can also improve heat exchange efficiency.
Specifically, the outlet end 22 of reaction gas inlet 50, the input end 21 of the first heat exchanger tube 20 and the first heat exchanger tube 20 is equal
It is arranged close to the first open end 13 of the first cylinder 10, the input end 41 of the second heat exchanger tube 40 is opened close to the second of the second cylinder 30
Mouth end 33 is arranged.
As shown in Fig. 2, in some embodiments, pyroreaction gas waste-heat recovery device 100 further includes inlet plenum 14, air inlet
Room 14 is set to the inner cavity of the first cylinder 10, and is connected to the input end 21 of reaction gas inlet 50 and the first heat exchanger tube 20.
Further, pyroreaction gas waste-heat recovery device 100 further includes the first pipe for being set to 10 inner cavity of the first cylinder
Plate 70, the input end 21 of the first heat exchanger tube 20 are fixed on the first tube sheet 70, and the inner wall of the first tube sheet 70 and the first cylinder 10 defines
Inlet plenum 14 out.
Further, reaction gas inlet 50 is located at the side wall of the first cylinder 10.
It should be understood that the first tube sheet 70 radially extending along the first cylinder 10.
By the way that the first tube sheet 70 being arranged radially along the first cylinder 10 is arranged, and reaction gas inlet 50 is set to the first cylinder
10 side wall then makes the slave reaction gas inlet 50 of pyroreaction gas enter the airintake direction and first tube sheet 70 of the first cylinder 10
Setting direction is parallel, and the first tube sheet 70 is not washed away by pyroreaction gas directly, to prevent the first tube sheet 70 from being shaken by air pressure, makes
Crack or destruction are generated at being fixedly connected between the input end and the first tube sheet 70 of the first heat exchanger tube 20.
In some embodiments, pyroreaction gas waste-heat recovery device 100 further includes be set to the first cylinder 10 second
Tube sheet 75, the second tube sheet 75 is arranged along the axial direction of the first cylinder 10 and the first tube sheet 70 interval, and the second tube sheet 75 is set to the
The second tube sheet is fixed in one side of the tube sheet 70 far from inlet plenum 14, the outlet end 22 of the first heat exchanger tube 20.
First tube sheet 70 and the second tube sheet 75 define exhaust chamber 15, and exhaust chamber 15 is connected to the outlet end of the first heat exchanger tube 20
22 and second heat exchanger tube 40 input end 41.
In this way, the installation for using the second tube sheet 75 to make the outlet end 22 of the first heat exchanger tube 20 becomes simply, and first
Between tube sheet 70 and the second tube sheet 75 be arranged exhaust chamber 15, on the one hand can save the space of the first cylinder 10, on the other hand, make from
The pyroreaction gas that the outlet end 22 of first heat exchanger tube 20 comes out has space to be uniformly mixed, and guarantees the height for entering the second heat exchanger tube 40
Wet temperature is uniform.
It is readily appreciated that, side of second tube sheet 75 far from the first tube sheet 70, between the second tube sheet 75 and the first cylinder 10
It is formed so that the first of saturated vapor heat temperature raising heats room 16, the first import 11 and first outlet 12 heat room with first respectively
16 connections.
In some embodiments of the invention, the first heat exchanger tube 10 is along the axially extending of the first cylinder 10.
Further, the first heat exchanger tube 10 can be U-tube or double-jacket tube.Specifically, when the first heat exchanger tube 20 is U-tube
When, the input end of U-tube passes through the second tube sheet 75 and is fixedly connected with the first tube sheet 70, the outlet end of U-tube and the second tube sheet 75
It is fixedly connected；When the first heat exchanger tube 20 is double-jacket tube, in inner tube in setting and outer tube, and outer tube sleeve is opened set on the bottom end of inner tube
Mouthful, the input end at the top of inner tube passes through the second tube sheet 75 and is fixedly connected with the first tube sheet 70, the outlet end at the top of outer tube and
Second tube sheet 75 is fixedly connected.
Further, when the first heat exchanger tube 20 is casing, the inner tube outer surface of the first heat exchanger tube 20 is coated with heat-insulated receive
Meter level coating.In this way, pyroreaction gas when passing through inner tube from the input end 21 of the first heat exchanger tube 20, will not be steamed by outside saturation
The heat temperature raising of vapour and absorb excessive heat, guarantee inner tube in pyroreaction gas and outer tube and inner tube between pyroreaction gas
There are the temperature difference, and then pyroreaction gas is made to have temperature difference motive force and soon enter between outer tube and inner tube out of inner tube, with
Reach energy-efficient effect.
According to the first heat exchanger tube 10 along the axially extending of the first cylinder 10, for the high temperature for making full use of the first heat exchanger tube 10
The first import 11 and second outlet 12 is arranged along the first cylinder 10 in some embodiments of the invention in the heat of reaction gas
Axially spaced-apart setting, can make saturated vapor fully absorb heat along the axial direction of the first cylinder 10, fast and effeciently become overheat and steam
Vapour.
In some embodiments, pyroreaction gas waste-heat recovery device 100 further includes partition 80, and partition 80 is set to air inlet
Room 14, partition 80 are set to inlet plenum 14, and reaction gas inlet 50 is set between the first tube sheet 70 and partition 80.
Partition 80 offers multiple tap holes 81, and reaction gas inlet 50 passes through the import of tap hole 81 and the second heat exchanger tube 40
41 connection of end.
Because saturated vapor becomes 20% of heat less than total amount of heat of pyroreaction gas required for superheated steam, therefore it is arranged
Tap hole 81 enters the pyroreaction gas in inlet plenum 14 from reaction gas inlet 50 by the control of tap hole 81, and entrance second is changed
Flow in heat pipe 40 also makes extra pyroreaction gas enter the thus while guaranteeing first 10 calorific requirements of cylinder
Two heat exchanger tubes 40, and then the heat of pyroreaction gas is made full use of and efficiently utilizes, it improves and generates superheated steam and steam
Efficiency.
Specifically, partition 80 is set in the first cylinder 10, and the inner wall of the periphery wall of partition 80 and the first cylinder 10 is solid
Fixed connection.
It is readily appreciated that, forms closed space between partition 80 and the first tube sheet 70.
Further, pyroreaction gas waste-heat recovery device 100 further includes guiding tube 85, and the both ends of guiding tube 85 are solid respectively
Surely it is connected to the first tube sheet 70 and partition 80, exhaust chamber 15 is connected to by guiding tube 85 with the input end 41 of the second heat exchanger tube 40.
The mode that guiding tube 85 is arranged is simple, it is easy to ground by from the pyroreaction gas of the first heat exchanger tube 20 being discharged from outlet end 22,
The input end 42 of the second heat exchanger tube 40 is introduced, therefore also accelerates the transmission efficiency of pyroreaction gas.
Specifically, 85 center line of guiding tube is overlapped with the center line of the center line of the first tube sheet 70 and partition 80.
As shown in figure 3, in some embodiments, pyroreaction gas waste-heat recovery device 100 further includes discharge chamber 34, outlet
Room 34 is set to the inner cavity of the second cylinder 30, and is connected to the outlet end 42 and reaction gas outlet 60 of the second heat exchanger tube 40.
Further, pyroreaction gas waste-heat recovery device 100 further includes the third tube sheet 90 for being set to the second cylinder 30,
The input end 41 of second heat exchanger tube 40 is fixedly connected on third tube sheet 90, and the inner wall of third tube sheet 90 and the second cylinder 30 defines
Exhaust chamber 34.
Further, reaction gas outlet 60 is located at the side wall of the second cylinder 30.
In this way, the fixed form of the second heat exchanger tube 40 is simple, and can be by 10 side of the first cylinder and the using third tube sheet 90
Two cylinders, 30 internal insulation, therefore 100 internal structure of pyroreaction gas waste-heat recovery device is made to become simple.
In some embodiments, pyroreaction gas waste-heat recovery device 100 further includes being set to inside the second cylinder 30
4th tube sheet 95, the 4th tube sheet 95 are arranged along axial direction and third tube sheet 90 interval of the second cylinder 30, and the second heat exchanger tube 40 goes out
The 4th tube sheet 95 is fixed at mouth end 42, and third tube sheet 90 and the 4th tube sheet 95 define discharge chamber 34.
In this way, the installation for using the 4th tube sheet 95 to make the outlet end 42 of the second heat exchanger tube 40 becomes simply, and third pipe
Discharge chamber 34 is set between plate 90 and the 4th tube sheet 95, on the one hand can save the space of the second cylinder 30, on the other hand, can be concentrated
The reaction gas being discharged from the outlet end 42 of the second heat exchanger tube 40 is collected, exhaust efficiency is improved.
It is readily appreciated that, the 4th side of the tube sheet 95 far from third tube sheet 90, between the 4th tube sheet 95 and the second cylinder 30
It is formed and heats room 35 with the second of the heat temperature raising that supplies water, the second import 31 and second outlet 32 connect with the second heating room 35 respectively
It is logical.
In some embodiments of the invention, the second heat exchanger tube 40 is along the axially extending of the second cylinder 30.
Further, the second heat exchanger tube 40 can be U-tube or double-jacket tube.Its specific set-up mode is the same as aforementioned first heat exchange
Pipe 20 is similar, and details are not described herein.
In some embodiments, the second heat exchanger tube 40 is greater than the first heat exchanger tube 20 first in the closeness of the second cylinder 30
The closeness of cylinder 10.Because the heat of pyroreaction gas needed for saturated vapor is told somebody what one's real intentions are, therefore it is arranged, the second heat exchanger tube 40 is at second
The closeness of body 30 is big, can accelerate the evaporation of water, improves the production efficiency of steam.
Pyroreaction gas waste-heat recovery device 100 in the present invention, has the advantage that compared with prior art
(1), it is connect by the way that one end of the first cylinder 10 is arranged with one end of the second cylinder 20, so that exchanging heat from the second cylinder
Pyroreaction gas afterwards is directly entered the second cylinder 20 and is exchanged heat again, eliminates and transports pyroreaction gas from waste heat boiler
To the high temperature conjunction pipeline of evaporator, so that pyroreaction gas waste-heat recovery device 100 is compact-sized, space occupied is small and can save
About cost；
(2), it is used to be thermally formed superheated steam for saturated vapor by the first cylinder 10 of setting, the second cylinder 30 is for being
Water is thermally formed steam, can guarantee the degree of superheat, and improve steam production capacity；
(3), be located at the side wall of the first cylinder 10 by the way that reaction gas inlet 50 is arranged, make the slave reaction gas of pyroreaction gas into
The airintake direction that mouth 50 enters the first cylinder 10 is parallel with the setting direction of the first tube sheet 70, and the first tube sheet 70 is not directly by high temperature
Reaction gas washes away；
(4), by setting partition 80 and tap hole 81, the heat of pyroreaction gas can be made full use of and efficiently utilize,
Improve the efficiency for generating superheated steam and steam.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (13)
1. a kind of pyroreaction gas waste-heat recovery device characterized by comprising
First cylinder, the first import and first outlet being connected to including the equal inner cavity with first cylinder；
Multiple first heat exchanger tubes are set to the inner cavity of first cylinder；
Second cylinder, one end of second cylinder are fixedly connected with one end of first cylinder, and second cylinder includes
The second import and second outlet being connected to the inner cavity of second cylinder；
Multiple second heat exchanger tubes are set to the inner cavity of second cylinder, the outlet end of first heat exchanger tube and described second
The input end of heat exchanger tube is connected to；
Reaction gas inlet is set to first cylinder, and is connected to the input end of first heat exchanger tube；
Reaction gas outlet, is set to second cylinder, and be connected to the outlet end of second heat exchanger tube.
2. pyroreaction gas waste-heat recovery device according to claim 1, which is characterized in that first import is saturation
Steam inlet, the first outlet are superheated steam outlet；
Second import is water inlet, and the second outlet is carbonated drink outlet.
3. pyroreaction gas waste-heat recovery device according to claim 1 or 2, which is characterized in that the pyroreaction gas
Waste-heat recovery device further includes inlet plenum, and the inlet plenum is set to the inner cavity of first cylinder, and is connected to the reaction gas
The input end of import and first tube sheet.
4. pyroreaction gas waste-heat recovery device according to claim 3, which is characterized in that the pyroreaction gas waste heat
Recyclable device further includes the first tube sheet along the inner cavity for being set to first cylinder, and the input end of first heat exchanger tube is fixed
In first tube sheet；
The inner wall of first tube sheet and first cylinder defines the inlet plenum.
5. pyroreaction gas waste-heat recovery device according to claim 4, which is characterized in that the reaction gas inlet is located at
The side wall of first cylinder.
6. pyroreaction gas waste-heat recovery device according to claim 4, which is characterized in that the pyroreaction gas waste heat
Recyclable device further includes the second tube sheet for being set to first cylinder, second tube sheet along first cylinder axial direction with
The setting of first tube sheet interval, and second tube sheet is set to the side of first tube sheet far from the inlet plenum, institute
Second tube sheet is fixed in the outlet end for stating the first heat exchanger tube；
First tube sheet and second tube sheet define exhaust chamber, and the exhaust chamber is connected to the outlet of first heat exchanger tube
The input end at end and second heat exchanger tube.
7. pyroreaction gas waste-heat recovery device according to claim 6, which is characterized in that the pyroreaction gas waste heat
Recyclable device further includes partition, and the partition is set to the inlet plenum, and reaction gas inlet is set to first tube sheet and institute
It states between partition；
The partition offers multiple tap holes, the reaction gas inlet by the tap hole and second heat exchanger tube into
The connection of mouth end.
8. pyroreaction gas waste-heat recovery device according to claim 7, which is characterized in that the pyroreaction gas waste heat
Recyclable device further includes guiding tube, and the both ends of the guiding tube are respectively fixedly connected in first tube sheet and the partition, institute
Exhaust chamber is stated to be connected to by the guiding tube with the input end of second heat exchanger tube.
9. pyroreaction gas waste-heat recovery device according to claim 1 or 2, which is characterized in that the pyroreaction gas
Waste-heat recovery device further includes discharge chamber, and the discharge chamber is set to the inner cavity of second cylinder, and is connected to described second and changes
The outlet end of heat pipe and the reaction gas export.
10. pyroreaction gas waste-heat recovery device according to claim 9, which is characterized in that more than the pyroreaction gas
Heat recovery apparatus further includes the third tube sheet for being set to second cylinder, and the input end of second heat exchanger tube is fixedly connected
In the third tube sheet；
The inner wall of the third tube sheet and second cylinder defines the exhaust chamber.
11. pyroreaction gas waste-heat recovery device according to claim 10, which is characterized in that the reaction gas exports position
In the side wall of second cylinder.
12. pyroreaction gas waste-heat recovery device according to claim 10, which is characterized in that more than the pyroreaction gas
Heat recovery apparatus further includes the 4th tube sheet for being set to second inner barrel, and the 4th tube sheet is along second cylinder
Axial to be arranged with third tube sheet interval, the 4th tube sheet is fixed in the outlet end of second heat exchanger tube；
The third tube sheet and the 4th tube sheet define the discharge chamber.
13. pyroreaction gas waste-heat recovery device according to claim 1 or 2, which is characterized in that first heat exchanger tube
It is U-tube or double-jacket tube with second heat exchanger tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810903408.8A CN109140481B (en) | 2018-08-09 | 2018-08-09 | High-temperature reaction gas waste heat recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810903408.8A CN109140481B (en) | 2018-08-09 | 2018-08-09 | High-temperature reaction gas waste heat recovery device |
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| CN109140481A true CN109140481A (en) | 2019-01-04 |
| CN109140481B CN109140481B (en) | 2020-11-17 |
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| CN201810903408.8A Active CN109140481B (en) | 2018-08-09 | 2018-08-09 | High-temperature reaction gas waste heat recovery device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112097229A (en) * | 2019-11-19 | 2020-12-18 | 中船重工（上海）新能源有限公司 | Steam generator |
| CN113418409A (en) * | 2021-07-05 | 2021-09-21 | 南京聚拓化工科技有限公司 | Full-countercurrent double-sleeve type heat recovery device |
| CN115106049A (en) * | 2022-06-21 | 2022-09-27 | 福州大学 | Ammonia decomposition reactor with ammonia preheats function |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203443425U (en) * | 2013-07-22 | 2014-02-19 | 北京广厦环能科技有限公司 | Two-off-three fluid corrugated tube heat exchanger |
| JP2018040531A (en) * | 2016-09-07 | 2018-03-15 | 株式会社Ihi | Heat exchanger |
| CN207540399U (en) * | 2017-10-31 | 2018-06-26 | 天津华电北宸分布式能源有限公司 | A kind of small scale shell-and-tube heat exchanger with filter |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203443425U (en) * | 2013-07-22 | 2014-02-19 | 北京广厦环能科技有限公司 | Two-off-three fluid corrugated tube heat exchanger |
| JP2018040531A (en) * | 2016-09-07 | 2018-03-15 | 株式会社Ihi | Heat exchanger |
| CN207540399U (en) * | 2017-10-31 | 2018-06-26 | 天津华电北宸分布式能源有限公司 | A kind of small scale shell-and-tube heat exchanger with filter |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112097229A (en) * | 2019-11-19 | 2020-12-18 | 中船重工（上海）新能源有限公司 | Steam generator |
| CN113418409A (en) * | 2021-07-05 | 2021-09-21 | 南京聚拓化工科技有限公司 | Full-countercurrent double-sleeve type heat recovery device |
| CN115106049A (en) * | 2022-06-21 | 2022-09-27 | 福州大学 | Ammonia decomposition reactor with ammonia preheats function |
| CN115106049B (en) * | 2022-06-21 | 2023-07-18 | 福州大学 | Ammonia decomposition reactor with ammonia preheating function |
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|---|---|
| CN109140481B (en) | 2020-11-17 |
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