CN114508953A - High temperature resistant heat exchanger equipment - Google Patents
High temperature resistant heat exchanger equipment Download PDFInfo
- Publication number
- CN114508953A CN114508953A CN202210235977.6A CN202210235977A CN114508953A CN 114508953 A CN114508953 A CN 114508953A CN 202210235977 A CN202210235977 A CN 202210235977A CN 114508953 A CN114508953 A CN 114508953A
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- Prior art keywords
- tube
- box
- box body
- heat capacity
- heat exchange
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Classifications
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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
- F28D7/06—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 having a single U-bend
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/005—Other auxiliary members within casings, e.g. internal filling means or sealing means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/22—Arrangements for directing heat-exchange media into successive compartments, e.g. arrangements of guide plates
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/24—Arrangements for promoting turbulent flow of heat-exchange media, e.g. by plates
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/22—Arrangements for directing heat-exchange media into successive compartments, e.g. arrangements of guide plates
- F28F2009/222—Particular guide plates, baffles or deflectors, e.g. having particular orientation relative to an elongated casing or conduit
- F28F2009/226—Transversal partitions
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid Mechanics (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses high-temperature-resistant heat exchanger equipment, which comprises a box body, wherein a top cover is arranged at the upper part of the box body, a partition plate assembly is arranged in the box body, the box body is divided into different heat capacity box bodies by the partition plate assembly, and the adjacent heat capacity box bodies are communicated to form sequentially connected multi-stage heat capacity box bodies; a smoke inlet channel is arranged on one side of the box body and is connected with the first-stage heat capacity box body, a smoke outlet channel is arranged on the other side of the box body and is communicated with the last-stage hot melting box body; the heat exchange tube sets are arranged in the heat capacity box body, the tube box assemblies are arranged on the upper portion of the heat capacity box body and communicated with the heat exchange tube sets, and adjacent tube box assemblies are communicated through the communicating mechanism. The invention makes full use of heat by the heat exchange of the process gas through the secondary double tube pass, increases the heat exchange time, improves the heat exchange efficiency, and also reduces the pressure drop of the tube pass and the thermal resistance of the shell pass.
Description
Technical Field
The invention relates to the technical field of shell-and-tube heat exchangers, in particular to high-temperature-resistant heat exchanger equipment.
Background
Various heat exchange processes exist in chemical production: heating, cooling, evaporating, condensing, and the like. The heat exchanger is used for heat exchange operation among gas phase, liquid phase and solid phase to realize one kind of heat transfer process among materials. The shell-and-tube heat exchanger structure is used as one kind of heat exchanger equipment, and has the characteristics of wide material selection range, relatively convenient cleaning of heat exchange surfaces, strong adaptability, large treatment capacity and capability of bearing high temperature and high pressure. The area inside the shell, outside the heat exchange tubes and the tube boxes, is generally referred to as the shell side, and the fluid passing through the shell side is referred to as the shell side fluid. The area within the heat exchange tubes, tube sheets, and tube boxes is referred to as the tube side, and the fluid passing through the tube side is referred to as the tube side fluid.
Because of the difference of usage, working conditions, characteristics of a heat carrier and the like, different requirements are provided for the heat exchanger, heat exchangers with different forms and structures appear, the existing heat exchangers all belong to a single-tube-pass structure, and although the application number CN201410627871.6 discloses a U-shaped tube heat exchanger with different tube diameters, the heat exchange efficiency is improved to a certain extent, the patent flow is short, the heat exchange inside and outside the tube is not facilitated, and the high-temperature heat exchange is not facilitated.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides high-temperature-resistant heat exchanger equipment.
The technical scheme adopted for achieving the purpose is as follows:
the high-temperature-resistant heat exchanger equipment comprises a box body, wherein a top cover is arranged at the upper part of the box body, a partition plate assembly is arranged in the box body, the box body is divided into different heat capacity box bodies by the partition plate assembly, and the adjacent heat capacity box bodies are communicated with one another to form sequentially connected multi-stage heat capacity box bodies; a smoke inlet channel is arranged on one side of the box body and is connected with the first-stage heat capacity box body, a smoke outlet channel is arranged on the other side of the box body and is communicated with the last-stage hot melting box body; the heat exchange tube sets are arranged in the heat capacity box body, the tube box assemblies are arranged on the upper portion of the heat capacity box body and communicated with the heat exchange tube sets, and adjacent tube box assemblies are communicated through the communicating mechanism.
The baffle plate assembly comprises a box body baffle plate, the box body baffle plate is fixedly connected with the top cover, a steel plate is arranged at the lower end of the box body baffle plate, and two sides of the box body baffle plate are built by light refractory bricks; and a bottom channel is arranged between the steel plate and the bottom of the box body, and the bottom channels communicate the adjacent box containing bodies.
The inner side of the box body is connected with a heat preservation layer, and the heat preservation layer is built by light refractory bricks.
The heat exchange tube group comprises U-shaped heat exchange tubes, and the heat exchange tubes are arranged in a triangular mode.
The heat exchange tube group in the heat capacity box body is characterized in that the tube box assembly comprises tube plates and tube boxes, the tube boxes are arranged above all stages of heat capacity box bodies, the tube plates are arranged at the lower parts of the tube boxes and are in sealing connection with a top cover, tube box partition plates are in sealing connection with the tube boxes and divide the tube boxes into an air inlet tube box and an air outlet tube box, one end of the heat exchange tube group in the heat capacity box body penetrates through the top cover and a through hole formed in the tube plates to be communicated with the air inlet tube box, and the other end of the heat exchange tube group in the heat capacity box body penetrates through the top cover and a through hole formed in the tube plates to be communicated with the air outlet tube box.
The communicating mechanism comprises a bent pipe, one end of the bent pipe is communicated with the air outlet pipe box on the upper stage of heat capacity box body, and the other end of the bent pipe is communicated with the air inlet pipe box on the lower stage of heat capacity box body.
The heat capacity box body and the heat exchange tubes are connected through tube bundle assemblies, each tube bundle assembly comprises a pull rod and a baffle plate, the pull rods are fixedly connected with the tube plates, a plurality of baffle plates are uniformly distributed among the pull rods, through holes are formed in the baffle plates, and the heat exchange tube assemblies penetrate through the through holes and are fixedly connected with the through holes.
A heat insulation layer is arranged below the upper cover, and the heat insulation layer is made of high-alumina fibers.
The invention has the following beneficial effects:
1. the adjacent heat capacity box bodies are connected in series and respectively form a high-temperature area and a low-temperature area, and the process gas is subjected to heat exchange through two secondary double tube passes to fully utilize heat; meanwhile, the heat exchange time is prolonged, the heat exchange efficiency is improved, and the pressure drop of a tube side and the thermal resistance of a shell side are also reduced;
the box body is of a square structure, on one hand, the square structure combination of the multi-tube-pass multi-box body is realized, the heat exchange area is large, the occupied area is small, and the continuous heat exchange of the multi-tube-pass multi-box body is realized; on the other hand, heat exchange between a high-temperature gas phase and a gas phase is realized, the equipment heats the process gas in an indirect heating mode, and the heated medium is not in direct contact with the combustion gas.
2. The invention leads the shell pass fluid to change the flowing direction for many times through the baffle plate, effectively scours the heat exchange tube, ensures the heat exchange effect and meets the process requirements.
3. The heat-insulating layer built by the light refractory bricks is arranged on the inner side of the box body, so that gas inside the box body is separated from heat outside the box body, the heat loss of the heat exchanger is reduced, the high-temperature resistance of the box body is improved, and the problem of high-temperature heat exchange at 700-900 ℃ is solved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the present invention;
fig. 3 is a sectional view taken along line B-B in fig. 1.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1-2, a high temperature resistant heat exchanger apparatus includes a box body, wherein the box body 1 has a square structure, and the heat exchange area and the gas flow rate are increased. The upper part of the box body 1 is provided with a top cover 2, a clapboard component is arranged in the box body 1, the clapboard component divides the box body 1 into different heat capacity box bodies, and adjacent heat capacity box bodies are communicated to form a multi-stage heat capacity box body which is connected in sequence; one side of box 1 is equipped with into cigarette passageway, advances the heat capacity box connection of cigarette passageway and first order, and the opposite side of box 1 is equipped with out the cigarette passageway, goes out the cigarette passageway and communicates with the heat capacity box of last one-level, because the heat when hot flue gas circulates subtracts the damage, can cause the temperature difference between the different heat capacity boxes, and consequently the different heat capacity box is divided into different temperature zones. The heat exchange tube group is characterized in that heat exchange tube groups 5 are arranged in the heat capacity box body, tube box assemblies are arranged on the upper portion of the heat capacity box body and connected with the heat exchange tube groups 5, and adjacent tube box assemblies are communicated through a communicating mechanism.
As shown in fig. 1, the baffle plate assembly comprises a box baffle plate 6, the box baffle plate 6 is fixedly connected with a top cover 2, a steel plate 7 in the horizontal direction is fixedly connected to the lower end of the box baffle plate 6, two sides of the box baffle plate 6 are built by light refractory bricks 8, and the steel plate 7 at the lower end of the box baffle plate 6 supports the light refractory bricks, so that the heat exchange equipment is prevented from being blocked by hot flue gas caused by falling of the refractory bricks in long-term use. Specifically, the box partition plate 6 is matched with the light refractory brick 8 to divide the box 1 into a first-stage heat capacity box 10 and a second-stage heat capacity box 9, the smoke inlet channel 3 is communicated with the first-stage heat capacity box 10, and the smoke outlet channel 4 is communicated with the second-stage heat capacity box 9.
The inner layer fixedly connected with heat preservation of box 1, the heat preservation adopts light resistant firebrick 8 to build by laying bricks or stones, box 1 in let in hot flue gas, the outside of box is connected with consolidates channel-section steel 18, utilizes and consolidates channel-section steel 18 and consolidates the processing to the box structure, increases the intensity of box. The light refractory bricks 8 are arranged in the box body 1, so that the heat resistance of the box body is improved, the box body 1 is subjected to heat insulation treatment, the external temperature of the box body 1 is reduced to the lowest point, the heat of hot flue gas can be fully utilized, and the heat exchange efficiency is improved.
Be equipped with bottom passageway 11 between the bottom of steel sheet 7 and box 1, bottom passageway 11 is with first order heat capacity box 10 and second level heat capacity box 9 intercommunication, makes things convenient for the circulation of the hot flue gas between first order heat capacity box 10 and the second level heat capacity box 9, be filled with behind the hot flue gas in the first order heat capacity box 10 to in getting into second level heat capacity box 9 through bottom passageway 11, because heat when hot flue gas circulates subtracts the loss, can cause first order heat capacity box 10 to be high-temperature region, and second level heat capacity box 9 is the low temperature zone.
The tube box assembly comprises a tube plate 12 and a tube box 13, the tube box 13 is arranged above the first-stage heat capacity box body 10 and the second-stage heat capacity box body 9, the tube plate 12 is connected to the lower portion of the tube box 13, the tube plate 12 is connected with the top cover 2 in a sealing mode, the tube plate 12 is connected with the top cover 2 of the box body 1 in a sealing mode, and therefore the situation that hot flue gas in a shell pass leaks out to cause dangerous accidents is avoided. The tube box 13 is internally and hermetically connected with a tube box partition plate 13-1, the tube box 13 is divided into an air inlet tube box 13-2 and an air outlet tube box 13-3 by the tube box partition plate 13-1, and the tube box partition plate 13-1 is arranged to reduce the flow cross section of fluid, accelerate the flow velocity and improve the heat exchange effect of tube pass fluid.
As shown in fig. 3: the heat exchange tube group 5 is arranged in the first-stage heat capacity box body 10 and the second-stage heat capacity box body 9, the heat exchange tube group 5 comprises a plurality of U-shaped heat exchange tubes, the heat exchange tube group 5 is formed by triangular arrangement between the heat exchange tubes, the specific triangular arrangement is that the distances between the central points of adjacent heat exchange tubes are equal, and more heat exchange tubes can be arranged in the same area. Two ends of the heat exchange tube group 5 sequentially penetrate through the top cover 2 and through holes arranged on the tube plate 12 and are fixedly connected with the through holes on the tube plate 12, a port at one end of the heat exchange tube group 5 in the heat capacity box body is arranged in the air inlet tube box 13-2 and is communicated with the air inlet tube box 13-2, and a port at the other end of the heat exchange tube group 5 is arranged in the air outlet tube box 13-3 and is communicated with the air outlet tube box 13-3.
The structure communicating mechanism comprises a bent pipe 14, one end of the bent pipe 14 is communicated with an air outlet pipe box 13-3 on the first-stage heat capacity box body 10, and the other end of the bent pipe 4 is communicated with an air inlet pipe box 13-2 on the second-stage heat capacity box body 9. The elbow 14 enables the circulation of process gas between the different heat exchange tubes.
The process gas enters from the process gas port of the gas inlet pipe box 13-2 on the second-stage heat capacity box body 9, respectively enters the heat exchange pipe group 5, enters the gas outlet pipe box 13-3 after being heated at low temperature in the first-stage heat capacity box body 9, then enters the gas inlet pipe box 13-2 on the first-stage heat capacity box body 10 through the bent pipe 14, flows into the heat exchange pipe group 5 in the first-stage heat capacity box body 10 from the gas inlet pipe box 13-2, enters the gas outlet pipe box 13-3 on the first-stage heat capacity box body 10 after being heated at high temperature in the first-stage heat capacity box body 10, and is discharged through the process gas port on the gas outlet pipe box 13-3, so that the process gas is introduced, circulated and discharged.
The heat exchange tube group 5 and the tube plate 12 of the first-stage heat capacity box body 10 and the heat exchange tube group 5 and the tube plate 12 in the second-stage heat capacity box body 9 are connected in a reinforcing mode through tube bundle assemblies. The tube bundle combination comprises pull rods 15 and baffle plates 16, one ends of the pull rods 15 are fixedly connected with the tube plate 12, the baffle plates 16 are uniformly distributed among the pull rods 15, the baffle plates 16 are arranged in the horizontal direction, one ends of the baffle plates 16 are fixedly connected with the pull rods 15, and the adjacent baffle plates 16 are arranged around the pull rods in a left-right staggered mode. The heat exchange tube group 5 penetrates through the through hole and is fixedly connected with the through hole, and the heat exchange tubes in the heat exchange tube group 5 are connected in a reinforcing mode through the baffle plate 16. The baffle plates 16 are arranged in the first-stage heat capacity box body 10 and the second-stage heat capacity box body 9, so that the flowing direction of shell-side fluid is guided to change for many times, the heat exchange tube group 5 is effectively flushed, the heat transfer efficiency is improved, and meanwhile, the heat exchange tube group 5 is supported and reinforced.
A heat insulation layer 17 is arranged below the upper cover 2, and the heat insulation layer 17 is made of high-alumina fibers.
The working process is as follows:
when the device is used, firstly, a furnace is baked in the box body 1, air is firstly introduced into a tube pass for testing, the operation is carried out according to a corresponding furnace baking curve, the temperature in the furnace reaches a set temperature, and the temperature is kept for several days; after the oven is baked, the flue gas inlet 3 on the box body 1 is communicated with an external hot blast stove, hot flue gas generated by ignition of the hot blast stove enters the box body 1 from the flue gas inlet 3, the hot flue gas enters the first-stage heat capacity box body 10 and then enters the second-stage heat capacity box body 9 from the bottom channel 11, and the whole box body 1 is gradually filled with the hot flue gas; meanwhile, low-temperature process gas enters from a process gas port of a gas inlet pipe box 13-2 on the second-stage heat capacity box body 9, then enters the corresponding U-shaped heat exchange pipe group 5 and enters a gas outlet pipe box 13-3 on the second-stage heat capacity box body 9, and in the process, the primary heat exchange of hot flue gas in the first-stage heat capacity box body 9 and the process gas in the heat exchange pipes in a low-temperature area is realized; the process gas enters the gas inlet pipe box 13-2 on the first-stage heat capacity box body 10 through the primary heat exchange and then enters the gas outlet pipe box 13-3 on the first-stage heat capacity box body 10 through the U-shaped heat exchange pipe group 5 and is discharged through the gas outlet pipe box, and the process completes the heat exchange between the hot flue gas in the first-stage heat capacity box body 10 and the process gas in the heat exchange pipe group 5 in a high-temperature area.
The heat is fully utilized through the heat exchange of the secondary double tube passes; meanwhile, the heat exchange time is prolonged, the heat exchange efficiency is improved, and the pressure drop of a tube side and the thermal resistance of a shell side are also reduced; the heat exchanger is provided with a plurality of baffle plates which guide shell pass fluid to change the flowing direction for a plurality of times, so that the heat exchange tubes are effectively washed, the heat exchange effect is ensured, and the process requirements are met.
The heat exchanger with the square structure realizes the square structure combination of the multi-tube-pass multi-box body, has large heat exchange area and small occupied area and realizes the continuous heat exchange of the multi-tube-pass multi-box body; on the other hand, heat exchange between high-temperature gas phase and gas phase is realized, the equipment heats the gas in an indirect heating mode, the heated medium is not in direct contact with the combustion gas, and the problem of high-temperature heat exchange at 700-900 ℃ is solved.
In the description of the present invention, it is to be understood that the terms "central", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the scope of the present invention.
If the terms "first," "second," etc. are used herein to define parts, those skilled in the art will recognize that: the use of "first" and "second" is merely for convenience in describing the invention and to simplify the description, and unless otherwise stated the above words are not intended to have a special meaning.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: it is to be understood that modifications may be made to the technical solutions described in the foregoing embodiments, or equivalents may be substituted for some of the technical features thereof, but such modifications or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (8)
1. The utility model provides a high temperature resistant heat exchanger equipment, includes the box, its characterized in that: the upper part of the box body is provided with a top cover, a partition plate assembly is arranged in the box body, the box body is divided into different heat capacity box bodies by the partition plate assembly, and adjacent heat capacity box bodies are communicated with one another to form a multi-stage heat capacity box body which is connected in sequence; a smoke inlet channel is arranged on one side of the box body and is connected with the first-stage heat capacity box body, a smoke outlet channel is arranged on the other side of the box body and is communicated with the last-stage hot melting box body; the heat exchange tube sets are arranged in the heat capacity box body, the tube box assemblies are arranged on the upper portion of the heat capacity box body and communicated with the heat exchange tube sets, and adjacent tube box assemblies are communicated through the communicating mechanism.
2. The high temperature heat exchanger apparatus of claim 1, wherein the baffle assembly comprises a box baffle, the box baffle is fixedly connected with the top cover, a steel plate is arranged at the lower end of the box baffle, and two sides of the box baffle are built by light refractory bricks; and a bottom channel is arranged between the steel plate and the bottom of the box body, and the bottom channel is used for communicating adjacent heat capacity box bodies.
3. The high temperature resistant heat exchanger apparatus of claim 1, wherein the inside of the box body is connected with an insulating layer, and the insulating layer is made of light refractory bricks.
4. The high temperature resistant heat exchanger apparatus of claim 1, wherein the heat exchange tube set comprises U-shaped heat exchange tubes, and the plurality of heat exchange tubes are arranged in a triangular shape.
5. The heat exchanger equipment with high temperature resistance according to claim 2, wherein the tube box assembly comprises tube plates and tube boxes, the tube boxes are arranged above the heat capacity box bodies, the tube plates are arranged at the lower parts of the tube boxes and are connected with the top cover in a sealing manner, tube box partition plates are connected in the tube boxes in a sealing manner and divide the tube boxes into an air inlet tube box and an air outlet tube box, one end of a heat exchange tube group in the heat capacity box bodies penetrates through the top cover and is communicated with the air inlet tube box through holes formed in the tube plates, and the other end of the heat exchange tube group in the heat capacity box bodies penetrates through the top cover and is communicated with the air outlet tube box through holes formed in the tube plates.
6. The apparatus according to claim 5, wherein the communication means comprises a bent tube, one end of the bent tube is communicated with the air outlet channel of the upper stage heat capacity box, and the other end of the bent tube is communicated with the air inlet channel of the lower stage heat capacity box.
7. The heat exchanger equipment with high temperature resistance according to claim 5, characterized in that the heat exchange tube group arranged in the heat capacity box body is connected with the tube plate through a tube bundle assembly, the tube bundle assembly comprises a pull rod and a baffle plate, the pull rod is fixedly connected with the tube plate, a plurality of baffle plates are uniformly distributed among the pull rod, through holes are arranged on the baffle plates, and the heat exchange tube group passes through the through holes and is fixedly connected with the through holes.
8. The high temperature resistant heat exchanger apparatus of claim 1, wherein a thermal insulation layer is provided below the upper cover, and the thermal insulation layer is made of high alumina fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210235977.6A CN114508953A (en) | 2022-03-11 | 2022-03-11 | High temperature resistant heat exchanger equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210235977.6A CN114508953A (en) | 2022-03-11 | 2022-03-11 | High temperature resistant heat exchanger equipment |
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| Publication Number | Publication Date |
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| CN114508953A true CN114508953A (en) | 2022-05-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210235977.6A Pending CN114508953A (en) | 2022-03-11 | 2022-03-11 | High temperature resistant heat exchanger equipment |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201897409U (en) * | 2010-11-25 | 2011-07-13 | 大连熵立得传热技术有限公司 | Pressure-bearing gas high-temperature heat exchanger |
| CN103776279A (en) * | 2014-01-26 | 2014-05-07 | 昆山市三维换热器有限公司 | High-temperature smoke heat exchanger for urea pyrolytic process |
| CN212645450U (en) * | 2020-06-09 | 2021-03-02 | 济南市水处理设备厂有限公司 | Horizontal stacked multi-tube pass heat exchanger |
| CN212806659U (en) * | 2020-06-03 | 2021-03-26 | 佛山市步鹿节能科技有限公司 | Gas combustion heat recovery heat exchanger |
| WO2021160612A1 (en) * | 2020-02-10 | 2021-08-19 | Heatmatrix Group B.V. | Gas-gas shell and tube heat exchanger |
-
2022
- 2022-03-11 CN CN202210235977.6A patent/CN114508953A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201897409U (en) * | 2010-11-25 | 2011-07-13 | 大连熵立得传热技术有限公司 | Pressure-bearing gas high-temperature heat exchanger |
| CN103776279A (en) * | 2014-01-26 | 2014-05-07 | 昆山市三维换热器有限公司 | High-temperature smoke heat exchanger for urea pyrolytic process |
| WO2021160612A1 (en) * | 2020-02-10 | 2021-08-19 | Heatmatrix Group B.V. | Gas-gas shell and tube heat exchanger |
| CN212806659U (en) * | 2020-06-03 | 2021-03-26 | 佛山市步鹿节能科技有限公司 | Gas combustion heat recovery heat exchanger |
| CN212645450U (en) * | 2020-06-09 | 2021-03-02 | 济南市水处理设备厂有限公司 | Horizontal stacked multi-tube pass heat exchanger |
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