CN218379916U - Integrated absorption type waste heat recovery unit - Google Patents
Integrated absorption type waste heat recovery unit Download PDFInfo
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- CN218379916U CN218379916U CN202123362669.XU CN202123362669U CN218379916U CN 218379916 U CN218379916 U CN 218379916U CN 202123362669 U CN202123362669 U CN 202123362669U CN 218379916 U CN218379916 U CN 218379916U
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Abstract
The utility model relates to a waste heat recovery field specifically discloses an integration absorption waste heat recovery unit. An absorption heat pump and a steam-water heat exchanger are arranged in a unit shell, the absorption heat pump comprises a generator, a condenser, an absorber and an evaporator, a waste heat source inlet and a waste heat source outlet which are respectively communicated with an inlet of the evaporator and an outlet pipeline of the evaporator are arranged on the unit shell, a medium-temperature hot water inlet which is communicated with an inlet pipeline of the absorber is arranged on the unit shell, an outlet of the absorber is communicated with an inlet of the condenser, an outlet of the condenser is communicated with a heating inlet of the steam-water heat exchanger, a medium-temperature hot water outlet which is communicated with a heating outlet pipeline of the steam-water heat exchanger is arranged on the unit shell, and a high-temperature heat source inlet and a high-temperature heat source outlet which are respectively communicated with an inlet of the generator and an outlet pipeline of the generator are arranged on the unit shell. The utility model provides an integrated absorption waste heat recovery unit has reduced area, and the pipeline consumption is low.
Description
Technical Field
The application relates to the technical field of waste heat recovery, and particularly discloses an integrated absorption type waste heat recovery unit.
Background
In a heat source plant such as a thermal power plant or a boiler room, an absorption heat pump and a steam-water heat exchanger are often used for recovering waste heat at the same time. The steam-water heat exchanger generally has four interfaces, namely a heating inlet, a heating outlet, a cooling inlet and a cooling outlet. The waste heat recovery process of the absorption heat pump comprises the following steps: the high-temperature heat source enters a generator of the absorption heat pump to be used as a driving heat source, and the high-temperature heat source after acting is discharged from the generator; the waste heat source enters an evaporator of the absorption heat pump, and the waste heat source after heat recovery is discharged from the evaporator; the medium-temperature hot water enters an absorber of the absorption heat pump to be heated in a first stage and then enters a condenser of the absorption heat pump to be heated in a second stage, and the medium-temperature hot water after being heated is discharged from the condenser. The heat of the high-temperature heat source and the residual heat source is transferred to the medium-temperature hot water.
Absorption heat pumps and steam-water heat exchangers are typically arranged in series. The medium temperature hot water sequentially enters an absorber and a condenser of the absorption heat pump, is heated by the first stage and the second stage, then enters a steam-water heat exchanger for third stage heating, and is sent out. The absorption type heat exchange equipment and the steam-water heat exchanger are respectively provided with a foundation, the occupied area is large, the absorption type heat exchange equipment and the steam-water heat exchanger are connected through a long pipeline, and the investment and the engineering amount are large.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problem that traditional waste heat recovery unit area is big, needs longer tube coupling, and investment and engineering volume are big.
In order to achieve the above object, the utility model discloses a basic scheme provides an integration absorption waste heat recovery unit, including the equipment foundation who is used for installing the recovery unit, be equipped with the unit shell on the equipment foundation, be equipped with the absorption heat pump in the unit shell and with the soda heat exchanger of absorption heat pump intercommunication, the absorption heat pump includes the generator, a condenser, absorber and evaporimeter, be equipped with respectively on the unit shell with the entry of evaporimeter and the waste heat source entry and the waste heat source export of the export pipeline intercommunication of evaporimeter, be equipped with the medium temperature hot water entry with the entry pipeline intercommunication of absorber on the unit shell, the export of absorber and the entry intercommunication of condenser, the export of condenser and the intensification entry intercommunication of soda heat exchanger, be equipped with the medium temperature hot water export with the intensification export pipeline intercommunication of soda heat exchanger on the unit shell, be equipped with respectively with the entry of generator and the high temperature heat source entry and the high temperature heat source export of the export pipeline intercommunication of generator.
The principle and the effect of the basic scheme are as follows:
1. the utility model discloses an integrated installation of absorption heat pump and vapor water heat exchanger only needs an equipment foundation in the unit shell, has reduced area greatly, and high temperature heat source and low temperature heat source on the unit shell have all only remained an import and an export, have simplified the connecting line of outside with this unit, greatly reduced pipeline investment cost.
2. The method comprises the steps that medium-temperature hot water enters an absorber through a medium-temperature heat source inlet to be subjected to first-stage heating, then enters a condenser to be subjected to second-stage heating, finally enters a steam-water heat exchanger to be subjected to third-stage heating, is discharged through a medium-temperature heat source outlet, a high-temperature heat source is introduced into a generator to serve as a driving heat source, and a waste heat source is introduced into an evaporator to wait for heat recovery.
Compared with the prior art, the absorption heat pump and the steam-water heat exchanger are integrally installed in the unit shell, so that the occupied area is greatly reduced, the connecting pipeline between the outside and the unit is simplified, step-by-step heating and human transfer of a high-temperature heat source and a waste heat source are completed in the unit shell, the pipeline connection of the condenser and the steam-water heat exchanger is completed only in the unit shell, and the problems of large occupied area, long pipeline connection and large investment and engineering amount of the traditional waste heat recovery unit are solved.
Furthermore, the high-temperature heat source inlet is respectively communicated with the cooling inlet of the steam-water heat exchanger and the inlet pipeline of the generator in a parallel connection mode, and the cooling outlet of the steam-water heat exchanger is communicated with the high-temperature heat source port pipeline. The process that the high-temperature heat source is introduced into the generator and the steam-water heat exchanger for cooling is arranged on the shell of the unit, so that the floor area is reduced, and the pipeline connection is optimized.
Furthermore, two partition plates for dividing the space in the unit shell into three layers are arranged in the unit shell, the absorber and the evaporator are arranged on the first layer, the generator and the condenser are arranged on the second layer, and the steam-water heat exchanger is arranged on the third layer. Three-level heating step by step is convenient to represent by setting three layers of edges, and the absorption heat pump and the steam-water heat exchanger are vertically installed on an equipment foundation, so that the occupied area is reduced.
Furthermore, the unit shell is provided with an adjusting valve at the high-temperature heat source port. The flow can be freely adjusted by arranging the adjusting valve, or the heat absorption type heat pump is closed, so that the unit is convenient to control.
Furthermore, the unit shell is provided with a cooling inlet and a cooling outlet of the steam-water heat exchanger and a stop valve at the inlet and the outlet of the generator. The generator and the steam-water heat exchanger are independently controlled by controlling a cooling inlet and a cooling outlet of the steam-water heat exchanger or a stop valve at the inlet and the outlet of the generator, so that the generator is convenient to maintain.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 shows a schematic structural diagram of an integrated absorption type waste heat recovery unit according to an embodiment of the present application.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the objects of the present invention, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.
Reference numerals in the drawings of the specification include: the device comprises an equipment foundation 1, a unit shell 2, a partition plate 3, a generator 4, a condenser 5, an absorber 6, an evaporator 7, a steam-water heat exchanger 8, a waste heat source inlet 9, a waste heat source outlet 10, a medium-temperature hot water inlet 11, a medium-temperature hot water outlet 12, a high-temperature heat source inlet 13 and a high-temperature heat source outlet 14.
For example, as shown in fig. 1, the heat recovery unit comprises an equipment base 1 for installing a recovery unit, a unit housing 2 is arranged on the equipment base 1, an absorption heat pump and a steam-water heat exchanger 8 communicated with the absorption heat pump are arranged in the unit housing 2, the absorption heat pump comprises a generator 4, a condenser 5, an absorber 6 and an evaporator 7, two partition plates 3 for dividing the space in the unit housing 2 into three layers are arranged in the unit housing 2, the absorber 6 and the evaporator 7 are arranged on a first layer, the generator 4 and the condenser 5 are arranged on a second layer, the steam-water heat exchanger 8 is arranged on a third layer, three-level stepwise heating is facilitated by arranging three layers of edges, the absorption heat pump and the steam-water heat exchanger 8 are vertically arranged on the equipment base 1, so as to reduce the floor area, the unit housing 2 is provided with a residual heat source inlet 9 and a residual heat source outlet 10 which are respectively communicated with an inlet of the evaporator 7 and an outlet pipeline of the evaporator 7, the unit housing 2 is provided with a medium temperature hot water inlet 11 communicated with an inlet pipeline of the absorber 6, an outlet of the absorber 6 is communicated with an inlet of the condenser 5, an outlet of the steam-water heat exchanger 2 is provided with a high temperature reducing pipeline 13, a high temperature generator 4 and a high temperature generator outlet 13 which are respectively communicated with the steam-water heat exchanger 4, and a high temperature generator 4 which are arranged on the steam-water heat exchanger 2, and a high temperature reducing pipeline which are respectively communicated with the steam-water heat exchanger 2, and a high temperature generator 4 which are arranged in parallel connection with the high temperature reducing pipeline for joining the high temperature generator 4, reduce area, the pipe connection has been optimized, be equipped with the governing valve that goes out at high temperature heat source mouth on the unit shell 2, can freely adjust the flow through setting up the governing valve, or close heat absorption formula heat pump, be convenient for control unit, be equipped with the cooling entry at steam-water heat exchanger 8 on the unit shell 2, the entry of cooling export and generator 4, the trip valve in exit, cooling entry through control steam-water heat exchanger 8, the trip valve of cooling export or the entry of generator 4, the trip valve in exit reaches the independent control to generator 4 and steam-water heat exchanger 8, be convenient for maintain.
Compared with the prior art, the absorption heat pump and the steam-water heat exchanger 8 are integrally installed in the unit shell 2, the occupied area is greatly reduced, a connecting pipeline between the outside and the unit is simplified, step-by-step heating and human transfer of a high-temperature heat source and a waste heat source are completed in the unit shell 2, the pipeline connection of the condenser 5 and the steam-water heat exchanger 8 is completed only in the unit shell 2, and the problems of large occupied area, long pipeline connection and large investment and engineering quantity of a traditional waste heat recovery unit are solved.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the above preferred embodiment, it is not intended to limit the present invention, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, and any introduction modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention will still fall within the scope of the technical solution of the present invention.
Claims (5)
1. The utility model provides an integration absorption waste heat recovery unit which characterized in that: the device comprises a device foundation for installing a recovery unit, wherein a unit shell is arranged on the device foundation, an absorption heat pump and a steam-water heat exchanger communicated with the absorption heat pump are arranged in the unit shell, the absorption heat pump comprises a generator, a condenser, an absorber and an evaporator, a waste heat source inlet and a waste heat source outlet which are respectively communicated with an inlet of the evaporator and an outlet pipeline of the evaporator are arranged on the unit shell, a medium-temperature hot water inlet communicated with an inlet pipeline of the absorber is arranged on the unit shell, an outlet of the absorber is communicated with an inlet of the condenser, an outlet of the condenser is communicated with a heating inlet of the steam-water heat exchanger, a medium-temperature hot water outlet communicated with a heating outlet pipeline of the steam-water heat exchanger is arranged on the unit shell, and a high-temperature heat source inlet and a high-temperature heat source outlet which are respectively communicated with an inlet of the generator and an outlet pipeline of the generator are arranged on the unit shell.
2. The integrated absorption waste heat recovery unit according to claim 1, wherein the high-temperature heat source inlet is respectively communicated with a cooling inlet of the steam-water heat exchanger and an inlet pipeline of the generator in a parallel manner, and a cooling outlet of the steam-water heat exchanger is communicated with the high-temperature heat source port pipeline.
3. The integrated absorption waste heat recovery unit according to claim 1, wherein two partition plates are arranged in the unit shell and divide the space in the unit shell into three layers, the absorber and the evaporator are arranged on the first layer, the generator and the condenser are arranged on the second layer, and the steam-water heat exchanger is arranged on the third layer.
4. The integrated absorption heat recovery unit according to claim 1, wherein the unit housing is provided with a regulating valve at the high temperature heat source port.
5. The integrated absorption type waste heat recovery unit according to claim 2, wherein the unit shell is provided with shut-off valves at a heating inlet, a heating outlet, a cooling inlet and a cooling outlet of the steam-water heat exchanger and at an inlet and an outlet of the generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123362669.XU CN218379916U (en) | 2021-12-29 | 2021-12-29 | Integrated absorption type waste heat recovery unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123362669.XU CN218379916U (en) | 2021-12-29 | 2021-12-29 | Integrated absorption type waste heat recovery unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218379916U true CN218379916U (en) | 2023-01-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123362669.XU Active CN218379916U (en) | 2021-12-29 | 2021-12-29 | Integrated absorption type waste heat recovery unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218379916U (en) |
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2021
- 2021-12-29 CN CN202123362669.XU patent/CN218379916U/en active Active
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