CN106123657A - Heat medium water tubular type flue gas heat-exchange unit - Google Patents
Heat medium water tubular type flue gas heat-exchange unit Download PDFInfo
- Publication number
- CN106123657A CN106123657A CN201610454227.2A CN201610454227A CN106123657A CN 106123657 A CN106123657 A CN 106123657A CN 201610454227 A CN201610454227 A CN 201610454227A CN 106123657 A CN106123657 A CN 106123657A
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- Prior art keywords
- flue gas
- heat
- refrigerant pipe
- exchange unit
- coolant
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- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 71
- 239000003546 flue gas Substances 0.000 title claims abstract description 71
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 34
- 239000003507 refrigerant Substances 0.000 claims abstract description 73
- 239000002826 coolant Substances 0.000 claims abstract description 60
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 230000008676 import Effects 0.000 claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 210000003298 dental enamel Anatomy 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 235000019504 cigarettes Nutrition 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- -1 acid-proof Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000002421 anti-septic effect Effects 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 229910001039 duplex stainless steel Inorganic materials 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000009182 swimming Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
- F28D15/00—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies
- F28D15/02—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention belongs to technical field of heat exchange, relate to a kind of heat medium water tubular type flue gas heat-exchange unit.It includes casing, described casing includes two blocks of shroudings being parallel to each other, the two ends of two blocks of shroudings connect the first end plate and the second end plate respectively, flue gas flow channel is formed between described the first end plate, the second end plate and two blocks of shroudings, a refrigerant pipe heat exchange mechanisms it is provided with in flue gas flow channel, and the coolant import of described refrigerant pipe heat exchange mechanisms and refrigerant exit are respectively positioned on the first end plate, the coolant import of described refrigerant pipe heat exchange mechanisms and refrigerant exit are connected to a low temperature integral box.The present invention is reasonable in design, working stability, good effect of heat exchange, and integrated performance is high, it is adaptable to flue gas heat exchange.
Description
Technical field
The invention belongs to technical field of heat exchange, relate to a kind of heat medium water tubular type flue gas heat-exchange unit.
Background technology
In numerous heat transfer elements, heat pipe is one of known maximally effective heat transfer element, and it can be by substantial amounts of
Heat is transmitted by its least sectional area and at a distance without additionaling power.The research of opposite heat tube technology and application in the world
Start in the sixties in 20th century.China's research in this respect originates in the seventies in last century, has carried out the heat transfer property of heat pipe
Research and heat pipe applied research in terms of electronic device cooling and spacecraft.
Flue gas heat-exchange unit is the heat transmission equipment of a kind of heat cryogen utilizing high temperature fluid.Heat in heat exchanger
Pipe is typically made up of shell and internal working fluid (working medium).
The more conventional heat transmission equipment of heat pipe heat exchanging equipment is safer, reliable, can run the most continuously.The routine of prior art is changed
Hot equipment is typically all septate heat transfer, and cold and hot fluid flows through in the both sides of wall respectively, as tube wall or wall have leakage, then will
Cause production suspension induced losses.
Chinese patent literature discloses a kind of heating agent ability of swimming flue gas-air heat exchanger [application number: 201320052028.0],
Including flue gas cool-down heat exchanger and steam air heater, described flue gas cool-down heat exchanger heating agent water out is with steam air heater heat medium water entrance even
Logical, the outlet of described steam air heater heat medium water connects with flue gas cool-down heat exchanger heating agent water inlet, and described flue gas cool-down heat exchanger is with warm
It is provided with the circulating pump realizing heat medium water cold cycling between wind device, between flue gas cool-down heat exchanger and steam air heater, is additionally provided with level pressure dress
Put and water replanishing device.Utilize boiler exhaust gas waste heat, transfer heat to steam air heater by flue gas cool-down heat exchanger, make entrance boiler
The air temperature of air preheater rises, and efficiently solves cold end corrosion and the generation of fouling and clogging phenomenon, reduces simultaneously
Boiler smoke exhaust temperature, it is to avoid the exhaust gas temperature that conventional steam air heater exists raises problem.Such scheme can reach to utilize cigarette
The purpose of gas used heat, makes boiler economy, high thermal efficiency run, the target reach energy-conservation, lower consumption, reducing discharging.It will be clear that the program does not has
Having the concrete structure of open flue gas cool-down heat exchanger, in heat medium water tubular type flue gas heat-exchange unit field, different structures can have not
Same effect.
Summary of the invention
It is an object of the invention to for the problems referred to above, it is provided that a kind of reasonable in design, the heat medium water tubular type cigarette that heat exchange efficiency is high
Gas heat exchanger.
For reaching above-mentioned purpose, present invention employs following technical proposal: a kind of heat medium water tubular type flue gas heat-exchange unit, including
Casing, described casing includes two blocks of shroudings being parallel to each other, and the two ends of two blocks of shroudings connect the first end plate and the second end respectively
Plate, forms flue gas flow channel, is provided with a coolant in flue gas flow channel between described the first end plate, the second end plate and two blocks of shroudings
Pipe heat exchange mechanisms, and the coolant import of described refrigerant pipe heat exchange mechanisms and refrigerant exit be respectively positioned on the first end plate, described
The coolant import of refrigerant pipe heat exchange mechanisms and refrigerant exit are connected to a low temperature integral box.
In above-mentioned heat medium water tubular type flue gas heat-exchange unit, described refrigerant pipe heat exchange mechanisms includes that at least two coolant changes
Hot cell, if each coolant heat exchange unit includes that the coolant tube layer that dried layer is parallel to each other, each coolant tube layer include some phases
The most parallel refrigerant pipe, the refrigerant pipe one_to_one corresponding in coolant tube layer that on same coolant heat exchange unit, each two is adjacent and phase
Head and the tail connect mutually.
Coolant tube layer phase in above-mentioned heat medium water tubular type flue gas heat-exchange unit, on the coolant heat exchange unit that each two is adjacent
Being crisscross arranged mutually, the two ends of every refrigerant pipe each extend over out the first end plate and the second end plate, and described refrigerant pipe is enamel pipe.
In above-mentioned heat medium water tubular type flue gas heat-exchange unit, in described flue gas flow channel, it is provided with some pipes being parallel to each other
Plate, tube sheet is provided with bores a hole one to one with refrigerant pipe, and described refrigerant pipe is through perforation, the cross section of tube sheet and flue gas stream
The cross section in road matches, and some tube sheets will be separated into separate heat transfer zone inside flue gas flow channel.
In above-mentioned heat medium water tubular type flue gas heat-exchange unit, described perforation be provided with and bore a hole shape, matching size
Suitable polyfluortetraethylene pipe, described polyfluortetraethylene pipe is set on refrigerant pipe.
In above-mentioned heat medium water tubular type flue gas heat-exchange unit, in described flue gas flow channel and be positioned at shrouding and be provided with to flue gas
The plate that runner is internal prominent, plate fixes with shrouding and is connected, being respectively arranged at two ends with and match with plate of described tube sheet
Suitable slot.
In above-mentioned heat medium water tubular type flue gas heat-exchange unit, being further fixed at least two row's hoisting rings on shrouding, often row hangs
Dress ring includes that several fix the hoisting ring being connected with shrouding.
In above-mentioned heat medium water tubular type flue gas heat-exchange unit, between every two pieces of adjacent tube sheets, it is provided with a channel-section steel, described
The two ends of channel-section steel connect top and the bottom of two pieces of adjacent tube sheets, and the end position one of every two adjacent channel-section steels respectively
One is corresponding.
In above-mentioned heat medium water tubular type flue gas heat-exchange unit, the first described end plate and refrigerant pipe are detachable by securing member
Fixing connection, the second described end plate is welded and fixed with refrigerant pipe.
In above-mentioned heat medium water tubular type flue gas heat-exchange unit, described low temperature integral box includes integral box body, described
Integral box body side connects coolant import or the refrigerant exit of refrigerant pipe heat exchange mechanisms, and integral box body opposite side is provided with one
Coolant house steward.
Compared with prior art, it is an advantage of the current invention that: reasonable in design, working stability, good effect of heat exchange, integrated performance
High, it is adaptable to flue gas heat exchange.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention;
Fig. 2 is the structural representation in another direction of the present invention;
Fig. 3 is the A-A sectional view of Fig. 1;
Fig. 4 is the B-B sectional view of Fig. 1;
Fig. 5 is the connection diagram of the first end plate and refrigerant pipe;
Fig. 6 is the connection diagram of the second end plate and refrigerant pipe;
Fig. 7 is the structural representation of low temperature integral box;
Fig. 8 is the structural representation in another direction of low temperature integral box;
Fig. 9 is the structural representation in another direction of low temperature integral box;
Figure 10 is the structural representation of tube sheet.
In figure: casing 1, shrouding the 2, first end plate the 3, second end plate 4, flue gas flow channel 5, refrigerant pipe heat exchange mechanisms 6, low temperature collection
Become case 7, coolant heat exchange unit 8, coolant tube layer 9, refrigerant pipe 10, tube sheet 11, perforation 12, polyfluortetraethylene pipe 13, plate 14, insert
Groove 15, hoisting ring 16, channel-section steel 17, securing member 18, integral box body 19, coolant house steward 20, bend pipe 100.
The direction of arrow in Fig. 1 is flue gas flow direction.
Detailed description of the invention
The present invention will be further described in detail with detailed description of the invention below in conjunction with the accompanying drawings.
As it is shown in figure 1, a kind of heat medium water tubular type flue gas heat-exchange unit, including casing 1, described casing 1 includes two pieces mutually
Parallel shrouding 2, the two ends of two blocks of shroudings connect the first end plate 3 and the second end plate 4, first described end plate the 3, second end respectively
Form flue gas flow channel 5 between plate 4 and two blocks of shroudings 2, in flue gas flow channel 5, be provided with a refrigerant pipe heat exchange mechanisms 6, and described
The coolant import of refrigerant pipe heat exchange mechanisms 6 and refrigerant exit are respectively positioned on the first end plate 3, described refrigerant pipe heat exchange mechanisms 6
Coolant import and refrigerant exit are connected to a low temperature integral box 7.
The present invention, integration degree is high, and refrigerant pipe heat exchange mechanisms 6 can be the coil pipe of cyclic bending, it is also possible to be many
Parallel straight tube, and the coolant import of refrigerant pipe heat exchange mechanisms 6 and refrigerant exit are connected to a low temperature integral box 7, carry
High integration degree, it is internal that refrigerant pipe heat exchange mechanisms 6 is arranged on flue gas flow channel 5, makes the flue gas by flue gas flow channel 5 can be with
Refrigerant pipe heat exchange mechanisms 6 contacts, thus improves heat exchange efficiency.
Specifically, shown in Fig. 2-4, refrigerant pipe heat exchange mechanisms 6 includes at least two coolant heat exchange unit 8, each
If coolant heat exchange unit 8 includes that the coolant tube layer 9 that dried layer is parallel to each other, each coolant tube layer 9 include that some are parallel to each other
Refrigerant pipe 10, refrigerant pipe 10 one_to_one corresponding in coolant tube layer 9 that on same coolant heat exchange unit 8, each two is adjacent and mutually
Head and the tail connect, and in the present embodiment, connect the head and the tail of two refrigerant pipes 10 with bend pipe 100, and it is outside that bend pipe 100 is positioned at casing 1, with
Flue gas does not comes in contact, and will not be corroded.
The interlaced setting of coolant tube layer 9 on the coolant heat exchange unit 8 that each two is adjacent, the two ends of every refrigerant pipe 10
Each extending over out the first end plate 3 and the second end plate 4, described refrigerant pipe 10 is enamel pipe.High-grade alloy pipe base material to have
The physical property that the extensive chemical such as acid-proof, alkali is corroded, the domestic alloy steel products of current China is had not to possess this physical property, need a large amount of import,
Main import 1.4529 and the two phase stainless steel of using, expensive.The application uses enamel pipe, the corrosion resistance of enamel and wear-resisting
Property be better than super-duplex stainless steel pipe, be good substitution material, play reduction manufacturing cost, carry high-quality good work
With.
In conjunction with shown in Fig. 2, being provided with some tube sheets 11 being parallel to each other in flue gas flow channel 5, tube sheet 11 is provided with and coolant
Pipe 10 bores a hole 12 one to one, and described refrigerant pipe 10 is through perforation 12, and the cross section of tube sheet 11 is transversal with flue gas flow channel 5
Face matches, that is, tube sheet 11 coordinates with flue gas flow channel 5 inner wall sealing, some tube sheets 11 are separated into phase by internal for flue gas flow channel 5
The most independent heat transfer zone, the flue gas in each heat transfer zone and refrigerant pipe 10 independent contact, will not produce sinuous flow and mixed flow, thus carry
High heat exchange efficiency.
As shown in Figure 10, perforation 12 be provided with and bore a hole 12 shape, the suitable polyfluortetraethylene pipe 13 of matching size, described
Polyfluortetraethylene pipe 13 be set on refrigerant pipe 10, perforation 12 and the contact position of refrigerant pipe 10 are easily caused abrasion, thus quilt
Corrosion, polyfluortetraethylene pipe 13 has high antiseptic effect, and inner and outer wall contacts with refrigerant pipe 10 and perforation 12 respectively, plays
Good sealing effectiveness, it will be appreciated by those skilled in the art that the length of polyfluortetraethylene pipe 13 should be slightly larger than perforation 12
Length is such that it is able to be completely covered the inwall of perforation 12.
As shown in Fig. 3, Fig. 4 and Figure 10, in flue gas flow channel 5 and be positioned at shrouding 2 and be provided with to flue gas flow channel 5 internal prominent
Plate 14, plate 14 and shrouding 2 is fixing to be connected, described tube sheet 11 be respectively arranged at two ends with one slotting with what plate 14 matched
Groove 15, plate 14 is inserted in slot 15, and tube sheet 11 realizes grafting with plate 14 and coordinates, by welding and achieving a fixed connection,
Easy to connect.
As it is shown in figure 1, be provided with a channel-section steel 17 between every two pieces of adjacent tube sheets 11, the two ends of described channel-section steel 17 are respectively
Connect top and the bottom of two pieces of adjacent tube sheets 11, and the end position one_to_one corresponding of every two adjacent channel-section steels 17, two
Middle tube sheet 11 is played a supporting role by channel-section steel 17, makes tube sheet will not shake in the mobility of flue gas, thus improves and set
Standby stability in use and life-span.
As shown in Figure 3 and Figure 4, being further fixed at least two row's hoisting rings 16 on shrouding 2, often row's hoisting ring 16 includes some
The individual hoisting ring 16 that be connected fixing with shrouding 2.As shown in Figure 5 and Figure 6, the first end plate 3 can by securing member 18 with refrigerant pipe 10
The fixing connection of dismounting, the second described end plate 4 is welded and fixed with refrigerant pipe 10, and securing member 18 can be bolt pair, carve body admittedly
Locking member, expansion loop etc..
The most individual, as in figure 2 it is shown, low temperature integral box 7 has two, connect coolant import respectively and coolant goes out
Mouthful, as Figure 7-9, low temperature integral box 7 includes that integral box body 19, described integral box body 19 side connect refrigerant pipe and change
The coolant import of heat engine structure 6 or refrigerant exit, integral box body 19 opposite side is provided with a coolant house steward 20, specifically, if
The refrigerant pipe 10 connecting coolant import on dry and cold matchmaker's heat exchange unit 8 is all connected with one of them integral box body 19, some coolant
The refrigerant pipe 10 connecting refrigerant exit on heat exchange unit 8 is all connected with another integral box body 19, thus realizes integrated form
Coolant passes in and out, it is easy to control.Preferably, the integral box body 19 connecting coolant import is positioned at the flue gas upstream end of casing 1.
The operation principle of the present invention is: coolant can be air or water or conduction oil etc., from which a coolant house steward 20
Even in the refrigerant pipe 10 to each coolant heat exchange unit 8 after entrance, owing to each coolant heat exchange unit 8 has some
Layer coolant tube layer 9, in therefore coolant is passed into each layer of coolant tube layer 9, owing to coolant tube layer 9 is arranged alternately, makes flue gas with cold
Matchmaker's pipe 10 is fully contacted, abundant heat exchange, thus improves heat transfer effect.
Specific embodiment described herein is only to present invention spirit explanation for example.Technology neck belonging to the present invention
Described specific embodiment can be made various amendment or supplements or use similar mode to replace by the technical staff in territory
Generation, but without departing from the spirit of the present invention or surmount scope defined in appended claims.
Although the most more employing casing 1, shrouding the 2, first end plate the 3, second end plate 4, flue gas flow channel 5, refrigerant pipe
Heat exchange mechanisms 6, low temperature integral box 7, coolant heat exchange unit 8, coolant tube layer 9, refrigerant pipe 10, tube sheet 11, perforation 12, polytetrafluoroethyl-ne
The terms such as alkene pipe 13, plate 14, slot 15, hoisting ring 16, channel-section steel 17, securing member 18, integral box body 19, coolant house steward 20,
But it is not precluded from using the probability of other term.Use these terms to be only used to more easily and describe and explain the present invention
Essence;It is all contrary with spirit of the present invention for being construed as any additional restriction.
Claims (10)
1. a heat medium water tubular type flue gas heat-exchange unit, including casing (1), it is characterised in that described casing (1) includes two pieces of phases
The most parallel shrouding (2), the two ends of two blocks of shroudings connect the first end plate (3) and the second end plate (4), the first described end plate respectively
(3), between the second end plate (4) and two pieces of shroudings (2), form flue gas flow channel (5), in flue gas flow channel (5), be provided with a refrigerant pipe
Heat exchange mechanisms (6), and the coolant import of described refrigerant pipe heat exchange mechanisms (6) and refrigerant exit be respectively positioned on the first end plate (3),
The coolant import of described refrigerant pipe heat exchange mechanisms (6) and refrigerant exit are connected to a low temperature integral box (7).
Heat medium water tubular type flue gas heat-exchange unit the most according to claim 1, it is characterised in that described refrigerant pipe heat exchange mechanisms
(6) including at least two coolant heat exchange unit (8), each coolant heat exchange unit (8) is if including the refrigerant pipe that dried layer is parallel to each other
Layer (9), each coolant tube layer (9) includes some the refrigerant pipes being parallel to each other (10), and same coolant heat exchange unit (8) is upper every
Refrigerant pipe (10) one_to_one corresponding and mutually head and the tail in two adjacent coolant tube layer (9) connect.
Heat medium water tubular type flue gas heat-exchange unit the most according to claim 2, it is characterised in that the coolant heat exchange that each two is adjacent
Coolant tube layer (9) interlaced setting on unit (8), the two ends of every refrigerant pipe (10) each extend over out the first end plate (3)
With the second end plate (4), described refrigerant pipe (10) is enamel pipe.
Heat medium water tubular type flue gas heat-exchange unit the most according to claim 2, it is characterised in that in described flue gas flow channel (5)
Being provided with some tube sheets (11) being parallel to each other, tube sheet (11) is provided with bores a hole (12) one to one with refrigerant pipe (10), described
Refrigerant pipe (10) through perforation (12), the cross section of tube sheet (11) matches with the cross section of flue gas flow channel (5), some tube sheets
(11) it is separated into separate heat transfer zone by internal for flue gas flow channel (5).
Heat medium water tubular type flue gas heat-exchange unit the most according to claim 4, it is characterised in that described perforation (12) is provided with
The polyfluortetraethylene pipe (13) fitted with the perforation shape of (12), matching size, described polyfluortetraethylene pipe (13) is set in cold
On matchmaker's pipe (10).
Heat medium water tubular type flue gas heat-exchange unit the most according to claim 5, it is characterised in that in described flue gas flow channel (5)
And be positioned at shrouding (2) and be provided with to the internal prominent plate (14) of flue gas flow channel (5), plate (14) is fixed with shrouding (2) and is connected,
Described tube sheet (11) be respectively arranged at two ends with a slot (15) matched with plate (14).
Heat medium water tubular type flue gas heat-exchange unit the most according to claim 1, it is characterised in that be further fixed on shrouding (2)
At least two row's hoisting rings (16), often arrange hoisting ring (16) and include the fixing hoisting ring (16) being connected of several and shrouding (2).
Heat medium water tubular type flue gas heat-exchange unit the most according to claim 4, it is characterised in that every two pieces of adjacent tube sheets (11)
Between be provided with a channel-section steel (17), the two ends of described channel-section steel (17) connect top and the end of two pieces of adjacent tube sheets (11) respectively
Portion, and the end position one_to_one corresponding of every two adjacent channel-section steels (17).
Heat medium water tubular type flue gas heat-exchange unit the most according to claim 2, it is characterised in that described the first end plate (3) with
Refrigerant pipe (10) passes through the dismountable fixing connection of securing member (18), and described the second end plate (4) welds solid with refrigerant pipe (10)
Fixed.
Heat medium water tubular type flue gas heat-exchange unit the most according to claim 1, it is characterised in that described low temperature integral box (7)
Including integral box body (19), described integral box body (19) side connect refrigerant pipe heat exchange mechanisms (6) coolant import or
Refrigerant exit, integral box body (19) opposite side is provided with a coolant house steward (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610454227.2A CN106123657A (en) | 2016-06-20 | 2016-06-20 | Heat medium water tubular type flue gas heat-exchange unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610454227.2A CN106123657A (en) | 2016-06-20 | 2016-06-20 | Heat medium water tubular type flue gas heat-exchange unit |
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| Publication Number | Publication Date |
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| CN106123657A true CN106123657A (en) | 2016-11-16 |
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|---|---|---|---|
| CN201610454227.2A Pending CN106123657A (en) | 2016-06-20 | 2016-06-20 | Heat medium water tubular type flue gas heat-exchange unit |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108387121A (en) * | 2018-04-15 | 2018-08-10 | 山西阳煤化工机械(集团)有限公司 | Glass heat exchange of heat pipe for low-temperature flue gas waste heat recycling |
| CN112709984A (en) * | 2020-12-30 | 2021-04-27 | 哈尔滨锅炉厂有限责任公司 | Novel external heat exchanger for CFB boiler |
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| CN205037287U (en) * | 2015-07-29 | 2016-02-17 | 浙江开尔新材料股份有限公司 | Resistant low temperature corrosion's enamel pipe low -level (stack -gas) economizer |
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|---|---|---|---|---|
| US4079702A (en) * | 1975-09-10 | 1978-03-21 | Ishikawajima-Harima Jukogyo Kaisha | Economizer utilizing exhaust gas |
| CN201266026Y (en) * | 2008-07-23 | 2009-07-01 | 上海宁松热能环境工程有限公司 | Modular finned tube heat exchanger |
| CN101706109A (en) * | 2009-09-27 | 2010-05-12 | 西安交通大学 | Embedded deep cooler for boiler flue gas |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108387121A (en) * | 2018-04-15 | 2018-08-10 | 山西阳煤化工机械(集团)有限公司 | Glass heat exchange of heat pipe for low-temperature flue gas waste heat recycling |
| CN108387121B (en) * | 2018-04-15 | 2024-02-06 | 山西阳煤化工机械(集团)有限公司 | Glass tube heat exchanger for recovering low-temperature flue gas waste heat |
| CN112709984A (en) * | 2020-12-30 | 2021-04-27 | 哈尔滨锅炉厂有限责任公司 | Novel external heat exchanger for CFB boiler |
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