CN221344096U - High-flash emptying flash steam waste heat recovery system - Google Patents
High-flash emptying flash steam waste heat recovery system Download PDFInfo
- Publication number
- CN221344096U CN221344096U CN202323022179.4U CN202323022179U CN221344096U CN 221344096 U CN221344096 U CN 221344096U CN 202323022179 U CN202323022179 U CN 202323022179U CN 221344096 U CN221344096 U CN 221344096U
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- desalted water
- steam
- heat preservation
- flash
- heat
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- 239000002918 waste heat Substances 0.000 title claims abstract description 12
- 238000011084 recovery Methods 0.000 title claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 52
- 238000004321 preservation Methods 0.000 claims abstract description 35
- 238000000926 separation method Methods 0.000 claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 125000003003 spiro group Chemical group 0.000 claims description 3
- 238000001704 evaporation Methods 0.000 abstract description 7
- 230000008020 evaporation Effects 0.000 abstract description 6
- 238000010438 heat treatment Methods 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 4
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 12
- 238000012546 transfer Methods 0.000 description 3
- 239000010866 blackwater Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a high-flash emptying flash evaporation steam waste heat recovery system which comprises a desalted water heat exchanger, a desalted water heater, a deaerator, a steam-gas-water separation mechanism and a stripping tower, wherein the desalted water heat exchanger is additionally arranged on a high-pressure flash evaporation pipeline and is used for heating desalted water of a conversion section, so that waste heat of steam-water mixing is fully utilized, resources consumed for heating the desalted water are saved, the cost is saved, meanwhile, a heat preservation sleeve is arranged, the heat loss is further reduced, meanwhile, the heat preservation sleeve is convenient to install and detach, and the maintenance and installation efficiency are improved.
Description
Technical field:
The utility model relates to the field of flash steam waste heat recovery, in particular to a high-flash emptying flash steam waste heat recovery system.
The background technology is as follows:
and (3) dissolving a certain amount of synthesis gas in the black water discharged from the gasification furnace and the washing tower, decompressing by a decompression valve, reducing the pressure to 0.9MPa, entering a high-pressure flash evaporation system, flash evaporating the gas dissolved in the black water, cooling the flash evaporation gas by heat exchange, separating steam from gas, and stripping the gas by a stripping tower in the original design.
The residual small amount of acid gas after stripping by the stripper is sent to a torch for burning, but because the high flash gas amount is large, the stripper has small design capacity, the high flash gas can not be fully treated, and the following problems exist in actual operation that the high flash gas is discharged through on-site emptying: because the high flash gas contains a certain amount of CO and other gases, the on-site combustible gas detector alarms frequently after being exhausted in situ; the high flash blow down flash steam is vented on site, wasting heat source.
The utility model comprises the following steps:
the utility model aims to provide a high-flash emptying flash steam waste heat recovery system.
The utility model is implemented by the following technical scheme:
The utility model provides a high flash atmospheric flash steam waste heat recovery system, including desalted water heat exchanger, desalted water heater, the deaerator, vapour gas-water separation mechanism and stripper, desalted water heat exchanger heat transfer input passes through pipeline and desalted water heater's output fixed connection and communicates with each other, desalted water heat exchanger heat transfer output passes through pipeline and deaerator input fixed connection and communicates with each other, desalted water heat exchanger's vapour water output passes through pipeline and vapour gas-water separation mechanism input fixed connection and communicates with each other, vapour gas-water separation mechanism's output passes through pipeline and stripper input fixed connection and communicates with each other, the parcel has the heat preservation on the pipeline that desalted water heat exchanger heat transfer output and deaerator input are connected.
The heat preservation intussuseption is filled with the heat preservation, and the heat preservation sets up between pipeline and heat preservation, and the both ends of heat preservation are provided with the mounting respectively, and two mountings pass through bolt fixed connection, all are provided with the slot on every mounting, and the slot is L type form and corner and is the arc form, and the tip of heat preservation all passes the slot and rather than sliding connection, all imbeds sliding connection's locking plate on the inner wall of one side of every slot, and equal swivelling joint has adjusting screw on the lateral wall of every locking plate, and every adjusting screw all wears out outside the mounting and rather than mounting spiro union.
The utility model has the advantages that: the desalted water heat exchanger is newly added on the high-pressure flash evaporation pipeline and is used for heating the desalted water of the conversion section, so that the waste heat of the steam-water mixture is fully utilized, the resources consumed by heating the desalted water are saved, the cost is saved, meanwhile, the heat preservation sleeve is arranged, the heat loss is further reduced, meanwhile, the heat preservation sleeve is convenient to install and detach, and the maintenance and the installation efficiency are improved.
Description of the drawings:
FIG. 1 is a system flow diagram of the architecture of the present utility model;
fig. 2 is a structural view of the insulation sleeve in the structure of the present utility model.
In the figure: the desalinated water heat exchanger 1, the desalinated water heater 2, the deaerator 3, the steam-gas-water separation mechanism, the stripping tower 5, the heat preservation layer 6, the heat preservation sleeve 7, the fixing piece 8, the slot 9 and the locking plate 10.
The specific embodiment is as follows:
As shown in figures 1 and 2, the high-flash emptying flash evaporation steam waste heat recovery system comprises a desalted water heat exchanger 1, a desalted water heater 2, a deaerator 3, a steam-gas-water separation mechanism and a stripping tower 5, wherein the heat exchange input end of the desalted water heat exchanger 1 is fixedly connected and communicated with the output end of the desalted water heater 2 through a pipeline, the heat exchange output end of the desalted water heat exchanger 1 is fixedly connected and communicated with the input end of the deaerator 3 through a pipeline, the steam output end of the desalted water heat exchanger 1 is fixedly connected and communicated with the input end of the steam-gas-water separation mechanism 4 through a pipeline, the heat preservation sleeve 7 is wrapped on a pipeline connected with the input end of the deaerator 3 through the heat exchange output end of the desalted water heat exchanger 1, and the desalted water of a conversion section is fully utilized for heating by the newly added desalted water heat exchanger 1, so that the heating cost of the desalted water heater and the deaerator consumed resources are saved, and meanwhile, the workload of the steam-gas-water separation mechanism 4 is reduced through the reduction of the pipeline, the steam content in the steam-water separation mechanism is reduced, and the steam content in the steam-water separation mechanism is enabled to be free of influencing the normal production of the steam-water separation tower.
The heat preservation is filled in the heat preservation cover 7 has heat preservation 6, heat preservation 6 sets up between pipeline and heat preservation cover 7, the both ends of heat preservation cover 7 are provided with mounting 8 respectively, two mounting 8 pass through bolt fixed connection, all be provided with slot 9 on every mounting 8, slot 9 is L type form and the corner is the arcuation, slot 9 is all passed to the tip of heat preservation cover 7 and rather than sliding connection, all imbed sliding connection's locking plate 10 on the inner wall of one side of every slot 9, equal swivelling joint has adjusting screw on the lateral wall of every locking plate 10, every adjusting screw all wears out mounting 8 outward and rather than mounting 8 spiro union, heat preservation cover 7 plays the heat preservation effect, further reduction temperature's lapse, heat preservation cover 7 adopts the elastic steel piece to wrap up spacing to inside heat preservation 6, and the fixed process of heat preservation cover 7 is, stretch into the both ends of heat preservation cover 7 in the slot 9 that set up on corresponding two mounting 8 earlier, then place two mounting 8 and fix through the bolt on the pipeline, after the fixed, the tight side of adjusting cover 7 of one side of wherein, the end of the locking plate 10 is just need not to be fixed by the rotation, this one side of the locking plate 10 is convenient to take the installation, this end of the heat preservation cover is fixed, the end is convenient to be fixed, the end of the installation is convenient, the end of the temperature is convenient to be fixed, and the end is fixed, and can be fixed by the end 10.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (2)
1. A high flash emptying flash steam waste heat recovery system is characterized in that: the device comprises a desalted water heat exchanger, a desalted water heater, a deaerator, a steam-gas-water separation mechanism and a stripping tower, wherein the heat exchange input end of the desalted water heat exchanger is fixedly connected and communicated with the output end of the desalted water heater through a pipeline, the heat exchange output end of the desalted water heat exchanger is fixedly connected and communicated with the input end of the deaerator through a pipeline, the steam-water output end of the desalted water heat exchanger is fixedly connected and communicated with the input end of the steam-gas-water separation mechanism through a pipeline, and the output end of the steam-gas-water separation mechanism is fixedly connected and communicated with the input end of the stripping tower through a pipeline, and a heat preservation sleeve is wrapped on a pipeline connected with the heat exchange output end of the desalted water heat exchanger and the input end of the deaerator.
2. The high flash blowdown flash steam waste heat recovery system of claim 1, wherein: the heat preservation cover intussuseption is filled with the heat preservation, and the heat preservation sets up between pipeline and heat preservation cover, and the both ends of heat preservation cover are provided with the mounting respectively, and two mountings pass through bolt fixed connection, all are provided with the slot on every mounting, and the slot is L type form and corner and is the arc form, and the tip of heat preservation cover all passes the slot and rather than sliding connection, all imbeds sliding connection's locking plate on the inner wall of one side of every slot, and all swivelling joint has adjusting screw on the lateral wall of every locking plate, and every adjusting screw all wears out outside the mounting and rather than mounting spiro union.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323022179.4U CN221344096U (en) | 2023-11-08 | 2023-11-08 | High-flash emptying flash steam waste heat recovery system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323022179.4U CN221344096U (en) | 2023-11-08 | 2023-11-08 | High-flash emptying flash steam waste heat recovery system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221344096U true CN221344096U (en) | 2024-07-16 |
Family
ID=91841027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323022179.4U Active CN221344096U (en) | 2023-11-08 | 2023-11-08 | High-flash emptying flash steam waste heat recovery system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221344096U (en) |
-
2023
- 2023-11-08 CN CN202323022179.4U patent/CN221344096U/en active Active
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