CN216482401U - Tube type heat exchanger and waste heat recovery system - Google Patents

Tube type heat exchanger and waste heat recovery system Download PDF

Info

Publication number
CN216482401U
CN216482401U CN202121980561.4U CN202121980561U CN216482401U CN 216482401 U CN216482401 U CN 216482401U CN 202121980561 U CN202121980561 U CN 202121980561U CN 216482401 U CN216482401 U CN 216482401U
Authority
CN
China
Prior art keywords
shell
steam condensate
inlet
heat exchange
waste gas
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202121980561.4U
Other languages
Chinese (zh)
Inventor
王谷洪
罗小荣
赵海金
周友华
黄磊
王桂华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangxi Jiangzhong Jihai Pharmaceutical Co ltd
Original Assignee
Jiangxi Jiangzhong Jihai Pharmaceutical Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiangxi Jiangzhong Jihai Pharmaceutical Co ltd filed Critical Jiangxi Jiangzhong Jihai Pharmaceutical Co ltd
Priority to CN202121980561.4U priority Critical patent/CN216482401U/en
Application granted granted Critical
Publication of CN216482401U publication Critical patent/CN216482401U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The application relates to the technical field of energy conservation of steam condensate recovery, and provides a tube type heat exchanger and a waste heat recovery system. Tubular heat exchanger, including first tubular heat exchange assemblies and second tubular heat exchange assemblies, first tubular heat exchange assemblies includes first casing and sets up many first tubulations in first casing, second tubular heat exchange assemblies includes the second casing and sets up many second tubulations in the second casing, the one end of first casing is provided with first head, first head is provided with the coolant import, the coolant import communicates with the one end of many first tubulations, the other end of many first tubulations communicates with the one end of many second tubulations, the one end of second casing is provided with the second head, be provided with the coolant export on the second head, the coolant export communicates with the other end of many second tubulations. The waste heat recovery system comprises the tube type heat exchanger. The shell and tube heat exchanger is composed of two groups of shell and tube heat exchange assemblies, and can realize full recycling of heat energy.

Description

Tube type heat exchanger and waste heat recovery system
Technical Field
The utility model relates to the technical field of steam condensate water recovery and energy conservation, in particular to a tube type heat exchanger and a waste heat recovery system.
Background
The tubular heat exchanger is a commonly used heat exchanger and is widely applied to the fields of petroleum, food, medicine, chemical industry, energy and the like. A typical shell and tube heat exchanger includes a shell and tube, a tube sheet, a shell and a head. When the shell and tube heat exchanger carries out heat transfer, fluid flows fast on the pipe wall and carries out heat transfer, causes the short heat transfer time heat medium and just discharges not abundant heat transfer, has reduced the rate of utilization of heat medium. Meanwhile, wave crests and wave troughs exist in the steam use in the production process, and the conventional tube type heat exchanger cannot fully utilize the heat energy of the conventional tube type heat exchanger due to uneven steam condensation water generation.
Therefore, how to improve the heat exchange efficiency and fully utilize the heat energy of the heat exchanger, the technical problem needs to be solved at present.
In view of this, the present application is specifically made.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a tube type heat exchanger and a waste heat recovery system, aiming at improving at least one problem mentioned in the background technology.
The embodiment of the utility model is realized by the following steps:
in a first aspect, the utility model provides a tube type heat exchanger, which comprises a first tube type heat exchange assembly and a second tube type heat exchange assembly, wherein the first tube type heat exchange assembly comprises a first shell and a plurality of first tubes arranged in the first shell, the second tube type heat exchange assembly comprises a second shell and a plurality of second tubes arranged in the second shell, one end of the first shell is provided with a first seal head, the first seal head is provided with a cooling medium inlet, the cooling medium inlet is communicated with one ends of the plurality of first tubes, the other ends of the plurality of first tubes are communicated with one ends of the plurality of second tubes, one end of the second shell is provided with a second seal head, the second seal head is provided with a cooling medium outlet, and the cooling medium outlet is communicated with the other ends of the plurality of second tubes;
the first shell is provided with a first steam condensate inlet and a first steam condensate outlet which are communicated with the inside of the first shell, and the second shell is provided with a second steam condensate inlet and a second steam condensate outlet which are communicated with the inside of the second shell.
In an alternative embodiment, the tube type heat exchanger further comprises a connecting tube, and the plurality of first tubes and the plurality of second tubes are connected through the connecting tube.
In an alternative embodiment, the connecting pipe is connected with the first shell and tube heat exchange assembly through a first expansion joint; the connecting pipe is connected with the second tube array type heat exchange assembly through a second expansion joint.
In an optional embodiment, a first baffle is arranged in the first shell to divide the first shell into a first steam condensate heat exchange space and a first waste gas heat exchange space, and the first steam condensate heat exchange space is communicated with the first steam condensate inlet and the first steam condensate outlet; the first shell is also provided with a first waste gas inlet and a first waste gas outlet, and the first waste gas inlet and the first waste gas outlet are both communicated with the first waste gas heat exchange space;
a second baffle is arranged in the second shell to divide the second shell into a second steam condensate heat exchange space and a second waste gas heat exchange space, and the second steam condensate heat exchange space is communicated with a second steam condensate water inlet and a second steam condensate water outlet; the second shell is also provided with a second waste gas inlet and a second waste gas outlet, and the second waste gas inlet and the second waste gas outlet are communicated with the second waste gas heat exchange space.
In an optional embodiment, a first activated carbon honeycomb plate is arranged in the first waste gas heat exchange space, and the first activated carbon honeycomb plate is arranged between the first waste gas inlet and the first waste gas outlet;
and a second activated carbon honeycomb plate is arranged in the second waste gas heat exchange space and is arranged between the second waste gas inlet and the second waste gas outlet.
In an optional embodiment, the first casing is further provided with a first overflow port communicated with the first steam condensate inlet, and the first overflow port is arranged below the first steam condensate and close to the first steam condensate inlet;
the second shell is also provided with a second overflow port communicated with the second steam condensate inlet, and the second overflow port is arranged below the second steam condensate and close to the second steam condensate inlet.
In a second aspect, the present invention provides a waste heat recovery system comprising a shell and tube heat exchanger according to any one of the preceding embodiments.
In an optional embodiment, the waste heat recovery system further comprises a hot water tank, and the hot water tank is communicated with the cooling medium outlet through a hot water outlet pipe.
In optional embodiment, the waste heat recovery system still includes circulation water pipeline and circulating pump, and the end of intaking and the play water end of circulation water pipeline all communicate with the hot-water tank, and the circulating pump sets up on circulation water pipeline, connects water end outlet pipe on the circulation water pipeline.
In a third aspect, the utility model provides a waste heat recovery system, which comprises a cold water inlet pipeline, a waste gas inlet pipeline, a steam condensed water inlet pipeline, a controller and the shell and tube heat exchanger in the embodiment, wherein the cold water inlet pipeline is communicated with a cooling medium inlet and is provided with a cold water electric control valve; the waste gas inlet pipeline is communicated with the first waste gas inlet and the second waste gas inlet and is provided with a waste gas electric control valve; the steam condensate water inlet pipeline is communicated with the first steam condensate water inlet and is provided with a steam condensate water electric control valve; the cold water electric control valve, the waste gas electric control valve and the steam condensed water electric control valve are in communication connection with the controller.
The embodiment of the utility model has the beneficial effects that:
the shell and tube heat exchanger is composed of two groups of shell and tube heat exchange assemblies, when a first steam condensate outlet is communicated with a second steam condensate inlet, steam condensate enters the device through the first steam condensate inlet, and the steam condensate is subjected to two-stage heat exchange through the first shell and tube heat exchange assembly and the second shell and tube heat exchange assembly, so that the full recycling of heat energy can be realized, the drainage temperature of the steam condensate can be fully reduced, the steam condensate is discharged to a cooling tower, the full utilization of water resources can be realized, and the energy conservation and emission reduction are full; when the first steam condensate outlet and the second steam condensate inlet are not communicated, the steam condensate enters the device through the first steam condensate inlet and the second steam condensate inlet, efficient heat exchange of the steam condensate can be achieved, and the heating rate of the cooling medium is improved. And the shell and tube heat exchanger that this application provided simple structure arranges the compactness, reliable operation.
The preheating recovery system provided by the application comprises the shell and tube heat exchanger provided by the applicant, so that the system is high in heat recovery rate and simple in structure.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural diagram of a shell and tube heat exchanger according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a waste heat recovery system according to an embodiment of the present invention.
The figure is 11-tube type heat exchanger; 100-a first tubular heat exchange assembly; 101-a first steam condensate heat exchange space; 102-a first off-gas heat exchange space; 103-a first baffle; 104-a first activated carbon honeycomb panel; 110-a first housing; 111-a first steam condensate inlet; 112-a first steam condensate outlet; 113-a first overflow; 114 — a first exhaust gas inlet; 115 — a first exhaust gas outlet; 120-a first array of tubes; 130-a first seal head; 131-cooling medium inlet; 140-a first expansion joint; 200-a second tube array type heat exchange assembly; 201-a second steam condensate heat exchange space; 202-a second exhaust gas heat exchange space; 203-a second baffle; 204-a second activated carbon honeycomb panel; 210-a second housing; 211-a second steam condensate inlet; 212-a second steam condensate outlet; 213-a second overflow; 214-a second exhaust gas inlet; 215-a second exhaust outlet; 220-a second array of tubes; 230-a second end enclosure; 231-outlet for cooling medium; 240-a second expansion joint; 300-connecting pipe; 10-a waste heat recovery system; 12-a hot water tank; 12 a-a hot water outlet conduit; 13-a circulating water pipeline; 13 a-water outlet pipe at the water end; 14-a circulation pump; 15-a control cabinet; 16-a cold water inlet pipe; 16 a-a cold water electrically controlled valve; 17-steam condensed water inlet pipe; 17 a-steam condensate electrically controlled valve; 17 b-a steam condensate outlet conduit; 18-an exhaust gas inlet conduit; 18 a-an exhaust gas electrically controlled valve; 18 b-an exhaust outlet conduit; 20-Process water spot.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the description refers must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1, the present embodiment provides a tube type heat exchanger 11, which is formed by connecting two tube type heat exchange assemblies. The specific structure of the heat exchanger comprises a first tubular heat exchange assembly 100 and a second tubular heat exchange assembly 200.
The first shell and tube heat exchange assembly 100 comprises a first shell 110 and a plurality of first shell and tube 120 arranged in the first shell 110, and the second shell and tube heat exchange assembly 200 comprises a second shell 210 and a plurality of second shell and tube 220 arranged in the second shell 210.
One end of the first shell 110 is provided with a first seal head 130, the first seal head 130 is provided with a cooling medium inlet 131, the cooling medium inlet 131 is communicated with one ends of the first tubes 120, the other ends of the first tubes 120 are communicated with one ends of the second tubes 220, one end of the second shell 210 is provided with a second seal head 230, the second seal head 230 is provided with a cooling medium outlet 231, and the cooling medium outlet 231 is communicated with the other ends of the second tubes 220.
The first casing 110 is provided with a first steam condensate inlet 111 and a first steam condensate outlet 112 communicated with the inside thereof, and the second casing 210 is provided with a second steam condensate inlet 211 and a second steam condensate outlet 212 communicated with the inside thereof.
In use, the first steam condensate outlet 112 is in communication with the second steam condensate inlet 211 by means of a conduit. The steam condensate enters the first shell 110 through the first steam condensate inlet 111 to supply heat as a shell-side fluid, and after the space in the first shell 110 is filled, the steam condensate enters the second shell 210 through the first steam condensate outlet 112 and the second steam condensate inlet 211 to fill the second shell 210 to supply heat as a shell-side fluid. The cold water enters the first row of pipes 120 from the cooling medium inlet 131 of the first head 130, then enters the second row of pipes 220, and finally is discharged from the cooling medium outlet 231 of the second head 230. The cold water and the steam condensate exchange heat through the above-mentioned circulation flow in the shell and tube heat exchanger 11.
Because two sets of shell and tube heat exchange assemblies are arranged, steam condensate can be subjected to two-stage heat exchange through the first shell and tube heat exchange assembly 100 and the second shell and tube heat exchange assembly 200, and the full recycling of heat energy can be realized.
It should be noted that, in other embodiments of the present application, the first tubular heat exchange assembly 100 and the second tubular heat exchange assembly 200 may also be used in parallel, that is, the first steam condensate outlet 112 is not communicated with the second steam condensate inlet 211, and external steam condensate simultaneously enters the first steam condensate inlet 111 and the second steam condensate inlet 211 to exchange heat with cold water in the first shell 110 and the second shell 210. Thus, the heat exchange efficiency can be improved.
Further, the shell and tube heat exchanger 11 further includes a connection pipe 300, and the plurality of first shell and tube 120 and the plurality of second shell and tube 220 are connected by the connection pipe 300. Specifically, the connection pipe 300 has a U-shape.
Further, the connection pipe 300 is connected with the first shell and tube heat exchange assembly 100 through the first expansion joint 140; the connection pipe 300 is connected with the second shell and tube heat exchange assembly 200 through the second expansion joint 240. Specifically, the connection pipe 300 is connected to the first casing 110 via the first expansion joint 140, and is connected to the second casing 210 via the second expansion joint 240.
The expansion energy-saving effect is effectively realized to compensate the axial deformation of the shell and tube heat exchanger 11.
Further, a first baffle 103 is arranged in the first shell 110 to divide the first shell 110 into a first steam condensate heat exchange space 101 and a first exhaust gas heat exchange space 102, and the first steam condensate heat exchange space 101 is communicated with a first steam condensate inlet 111 and a first steam condensate outlet 112; the first shell 110 is further provided with a first waste gas inlet 114 and a first waste gas outlet 115, and both the first waste gas inlet 114 and the first waste gas outlet 115 are communicated with the first waste gas heat exchange space 102;
a second baffle 203 is arranged in the second shell 210 to divide the second shell 210 into a second steam condensate heat exchange space 201 and a second waste gas heat exchange space 202, and the second steam condensate heat exchange space 201 is communicated with a second steam condensate inlet 211 and a second steam condensate outlet 212; the second housing 210 is further provided with a second exhaust gas inlet 214 and a second exhaust gas outlet 215, and both the second exhaust gas inlet 214 and the second exhaust gas outlet 215 are communicated with the second exhaust gas heat exchange space 202.
Dividing the interior of the shell into two parts, namely a steam condensate water heat exchange space and a waste gas heat exchange space, wherein steam condensate water enters the steam condensate water heat exchange space to exchange heat with cold water in the tubes; and the high-temperature waste gas enters the waste gas heat exchange space to exchange heat with cold water in the tube nest. The heat in the waste gas can be recycled by the arrangement of high-temperature waste gas heat exchange, and the temperature of the cold water is further increased.
Further, a first activated carbon honeycomb plate 104 is arranged in the first exhaust gas heat exchange space 102, and the first activated carbon honeycomb plate 104 is arranged between the first exhaust gas inlet 114 and the first exhaust gas outlet 115.
A second activated carbon honeycomb plate 204 is arranged in the second exhaust gas heat exchange space 202, and the second activated carbon honeycomb plate 204 is arranged between the second exhaust gas inlet 214 and the second exhaust gas outlet 215.
Waste gas gets into the waste gas heat transfer space from the waste gas import in, passes the active carbon honeycomb panel, and under the adsorption and filtration effect of active carbon honeycomb panel, impurity is held back in the waste gas heat transfer space, and waste gas obtains purifying, then discharges from the waste gas export.
In this embodiment, the exhaust gas enters the first exhaust gas heat exchange space 102 and the second exhaust gas heat exchange space 202 directly from the first exhaust gas inlet 114 and the second exhaust gas inlet 214 to exchange heat with cold water. In other embodiments of the present application, the first exhaust gas outlet 115 may be further communicated with the first exhaust gas inlet 114 through a pipeline, and the exhaust gas is introduced into the first exhaust gas heat exchange space 102 from the first exhaust gas inlet 114, and then enters the second exhaust gas heat exchange space 202 through the first exhaust gas outlet 115 and the second exhaust gas inlet 214 to exchange heat with cold water, so as to fully utilize the heat of the exhaust gas.
Further, the first casing 110 is further provided with a first overflow port 113 communicated with the first steam condensate inlet 111, and the first overflow port 113 is arranged below the first steam condensate and close to the first steam condensate inlet 111;
the second casing 210 is further provided with a second overflow port 213 communicated with the second steam condensate inlet 211, and the second overflow port 213 is disposed below the second steam condensate and close to the second steam condensate inlet 211.
When the heat exchanger is used, the steam condensate is introduced into the steam condensate heat exchange space, stays for a period of time, fully exchanges heat and then is discharged. After the overflow port is arranged, when the steam condensate water in the steam condensate water heat exchange space is full, the steam condensate water can overflow from the overflow port, and a worker can observe the overflow port to control water inflow.
As shown in fig. 2, the present embodiment further provides a waste heat recovery system 10, which includes the tube type heat exchanger 11 provided in the present embodiment.
Further, the waste heat recovery system 10 further includes a hot water tank 12, and the hot water tank 12 is communicated with the cooling medium outlet through a hot water outlet pipe 12 a.
The hot water tank 12 collects the hot water heated by the tube type heat exchanger 11.
Further, the waste heat recovery system 10 further includes a water circulation pipeline 13 and a circulation pump 14, the water inlet end and the water outlet end of the water circulation pipeline 13 are communicated with the hot water tank 12, the circulation pump 14 is arranged on the water circulation pipeline 13, and the water outlet pipe 13a is connected to the water circulation pipeline.
The arrangement of the circulating water pipeline 13 and the primary water end outlet pipe 13a of the circulating pump 14 can convey the hot water stored in the hot water tank 12 to the process water point 20 for recycling.
Preferably, the waste heat recovery system 10 further includes a cold water inlet pipe 16, a hot water outlet pipe 12a, an exhaust gas inlet pipe 18, an exhaust gas outlet pipe 18b, a steam condensed water inlet pipe 17, a steam condensed water outlet pipe 17b, and a controller, wherein the cold water inlet pipe 16 is communicated with the cooling medium inlet 131, and is provided with a cold water electrically controlled valve 16 a; the exhaust gas inlet pipeline 18 is communicated with the first exhaust gas inlet 114 and the second exhaust gas inlet 214, and is provided with an exhaust gas electronic control valve 18 a; the steam condensate water inlet pipe 17 is communicated with the first steam condensate water inlet 111, and is provided with a steam condensate water electric control valve 17 a; the cold water electric control valve 16a, the waste gas electric control valve 18a and the steam condensate electric control valve 17a are in communication connection with the controller.
The controller is arranged in the control cabinet 15, and when the device is used, a worker controls the opening and closing of the cold water electric control valve 16a, the waste gas electric control valve 18a and the steam condensate water electric control valve 17a through the controller.
When the heat exchanger works, cold water enters the shell and tube heat exchanger 11 through the cold water inlet pipeline 16, and is discharged into the hot water tank 12 from the hot water outlet pipeline 12a after heat exchange; waste gas enters the shell-and-tube heat exchanger 11 through a waste gas inlet pipeline 18, and is discharged from a waste gas outlet pipeline 18b after heat exchange; the steam condensate enters the shell and tube heat exchanger 11 through the steam condensate inlet pipe 17 for heat exchange and then is discharged from the steam condensate outlet pipe 17 b.
In conclusion, the shell and tube heat exchanger provided by the application is composed of two groups of shell and tube heat exchange assemblies, when the first steam condensate outlet is communicated with the second steam condensate inlet, the steam condensate enters the device through the first steam condensate inlet, and the steam condensate is subjected to two-stage heat exchange through the first shell and tube heat exchange assembly and the second shell and tube heat exchange assembly, so that the full recycling of heat energy can be realized, the hydrophobic temperature of the steam condensate can be fully reduced, the steam condensate is discharged to the cooling tower, the full utilization of water resources can be realized, and the energy conservation and emission reduction are full; when the first steam condensate outlet and the second steam condensate inlet are not communicated, the steam condensate enters the device through the first steam condensate inlet and the second steam condensate inlet, efficient heat exchange of the steam condensate can be achieved, and the heating rate of the cooling medium is improved. And the shell and tube heat exchanger that this application provided simple structure arranges the compactness, and reliable operation just the shell and tube heat exchanger 11 that this application provided simple structure arranges the compactness, the reliable operation.
The preheating recovery system provided by the application comprises the shell and tube heat exchanger 11 provided by the applicant, so that the system is high in heat recovery rate and simple in structure.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A shell and tube heat exchanger is characterized by comprising a first shell and tube heat exchange component and a second shell and tube heat exchange component, the first tubular heat exchange assembly comprises a first shell and a plurality of first tubular heat exchange tubes arranged in the first shell in parallel, the second shell and tube heat exchange assembly comprises a second shell and a plurality of second shell and tubes which are arranged in the second shell in parallel, one end of the first shell is provided with a first seal head, the first seal head is provided with a cooling medium inlet, the cooling medium inlet is communicated with one end of the first tubes, the other end of the first tubes is communicated with one end of the second tubes, a second seal head is arranged at one end of the second shell, a cooling medium outlet is formed in the second seal head, and the cooling medium outlet is communicated with the other ends of the second tubes;
the first shell is provided with a first steam condensate inlet and a first steam condensate outlet which are communicated with the inside of the first shell, and the second shell is provided with a second steam condensate inlet and a second steam condensate outlet which are communicated with the inside of the second shell.
2. The tube and tube heat exchanger according to claim 1, further comprising a connecting tube through which the first and second plurality of tubes are connected.
3. The shell and tube heat exchanger of claim 2 wherein the connecting tube is connected to the first shell and tube heat exchange assembly by a first expansion joint; and the connecting pipe is connected with the second tube array type heat exchange assembly through a second expansion joint.
4. The tube heat exchanger according to claim 1, wherein a first baffle is disposed within the first shell dividing the first shell into a first steam condensate heat exchange space and a first exhaust gas heat exchange space, the first steam condensate heat exchange space communicating with the first steam condensate inlet and the first steam condensate outlet; the first shell is also provided with a first waste gas inlet and a first waste gas outlet, and the first waste gas inlet and the first waste gas outlet are both communicated with the first waste gas heat exchange space;
a second baffle is arranged in the second shell to divide the second shell into a second steam condensate heat exchange space and a second waste gas heat exchange space, and the second steam condensate heat exchange space is communicated with the second steam condensate inlet and the second steam condensate outlet; the second shell is also provided with a second waste gas inlet and a second waste gas outlet, and the second waste gas inlet and the second waste gas outlet are communicated with the second waste gas heat exchange space.
5. The tube type heat exchanger according to claim 4, wherein a first activated carbon honeycomb plate is arranged in the first exhaust gas heat exchange space, and the first activated carbon honeycomb plate is arranged between the first exhaust gas inlet and the first exhaust gas outlet;
and a second activated carbon honeycomb plate is arranged in the second waste gas heat exchange space, and the second activated carbon honeycomb plate is arranged between the second waste gas inlet and the second waste gas outlet.
6. The tube heat exchanger according to claim 1, wherein the first shell is further provided with a first overflow port communicated with the first steam condensate inlet, and the first overflow port is arranged below the first steam condensate and close to the first steam condensate inlet;
the second shell is also provided with a second overflow port communicated with the second steam condensate inlet, and the second overflow port is arranged below the second steam condensate and close to the position of the second steam condensate inlet.
7. A waste heat recovery system, characterized by comprising the tube type heat exchanger according to any one of claims 1 to 6.
8. The heat recovery system of claim 7, further comprising a hot water tank in communication with the cooling medium outlet via a hot water outlet conduit.
9. The waste heat recovery system of claim 8, further comprising a circulating water pipeline and a circulating pump, wherein a water inlet end and a water outlet end of the circulating water pipeline are both communicated with the hot water tank, the circulating pump is arranged on the circulating water pipeline, and a water outlet pipe is connected to the circulating water pipeline.
10. A waste heat recovery system is characterized by comprising a cold water inlet pipeline, an exhaust gas inlet pipeline, a steam condensed water inlet pipeline, a controller and the shell and tube heat exchanger as claimed in claim 4, wherein the cold water inlet pipeline is communicated with the cooling medium inlet and is provided with a cold water electric control valve; the waste gas inlet pipeline is communicated with the first waste gas inlet and the second waste gas inlet and is provided with a waste gas electric control valve; the steam condensate water inlet pipeline is communicated with the first steam condensate water inlet and is provided with a steam condensate water electric control valve; the cold water electric control valve, the waste gas electric control valve and the steam condensate water electric control valve are in communication connection with the controller.
CN202121980561.4U 2021-08-20 2021-08-20 Tube type heat exchanger and waste heat recovery system Active CN216482401U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121980561.4U CN216482401U (en) 2021-08-20 2021-08-20 Tube type heat exchanger and waste heat recovery system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121980561.4U CN216482401U (en) 2021-08-20 2021-08-20 Tube type heat exchanger and waste heat recovery system

Publications (1)

Publication Number Publication Date
CN216482401U true CN216482401U (en) 2022-05-10

Family

ID=81432959

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121980561.4U Active CN216482401U (en) 2021-08-20 2021-08-20 Tube type heat exchanger and waste heat recovery system

Country Status (1)

Country Link
CN (1) CN216482401U (en)

Similar Documents

Publication Publication Date Title
WO2017162018A1 (en) Counter-flow fin plate heat exchanger for gas-gas heat exchange
CN102901225B (en) A kind of pressure helical fin coil condensation Heat supply and heat exchange device
CN202470536U (en) Double-high flue gas hot-water after-burning type lithium bromide absorption type cold and hot water unit
CN102901224A (en) Forced helical fin coil pipe and fin serpentuator condensation heat supply heat exchanger
CN201335611Y (en) Condenser with spiral traverse baffle suitable for heating high pressure gas (steam)
CN216482401U (en) Tube type heat exchanger and waste heat recovery system
CN204806941U (en) Heat exchanger
CN201434624Y (en) Combined heat exchanger with multiple phase change units
CN201387022Y (en) Cold blast intermediate bypass low-temperature-corrosion resistant air pre-heater
CN2674366Y (en) Heat pipe generator for lithium bromide absorption type water cooling, water cooling and heating machine set
CN201032429Y (en) Combined baffling lever wave node tube heat exchanger
CN211853965U (en) Steam boiler waste heat recovery device
CN2921698Y (en) Integrated condensation boiler
CN215929517U (en) Novel energy-saving boiler
CN202813774U (en) Forced spiral finned coil condensing heat exchanger
CN215175193U (en) Power station boiler flue gas waste heat recycling device
CN202813772U (en) Forced spiral finned coil and finned coiled pipe condensing heat exchanger
CN214010039U (en) Multi-process heat exchanger unit
CN207247594U (en) Pipe shell type heat exchange type solar header
CN211261348U (en) Energy-saving direct-fired generator with integrated structure
CN211823932U (en) Steam heating temperature control unit and steam-water mixer thereof
CN216408936U (en) Recycling device for waste steam emission of deaerator
CN215109180U (en) Heat regenerator
CN211695415U (en) Double air inlet heat exchanger for condensing gas water heater
CN215597242U (en) Waste heat recovery system for heat supply unit

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant