CN209005707U - Hydrogenation plant sulfurous gas processing system - Google Patents
Hydrogenation plant sulfurous gas processing system Download PDFInfo
- Publication number
- CN209005707U CN209005707U CN201821312318.3U CN201821312318U CN209005707U CN 209005707 U CN209005707 U CN 209005707U CN 201821312318 U CN201821312318 U CN 201821312318U CN 209005707 U CN209005707 U CN 209005707U
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- pipeline
- pressure separator
- feed inlet
- connect
- heat exchanger
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Abstract
The utility model discloses a kind of hydrogenation plant sulfurous gas processing systems, its diesel oil hydrogenation reactor column bottom is connected with the first pipeline, the connection of the feed inlet of first pipeline and high-pressure separator, the liquid phase liquid outlet of high-pressure separator is connected by the feed inlet of pipeline and low pressure separator, the gaseous phase outlet of low pressure separator is connect by the second pipeline with the feed inlet of liquid separation tank, the gaseous phase outlet of liquid separation tank is connected by the feed inlet of third pipeline and desulfurizing tower, the gaseous phase outlet of desulfurizing tower is connected with snorkel, and snorkel is connect with fuel gas pipe network.The gas phase of low pressure separator is carried out desulfurization process by the utility model, and qualified processed gas send to fuel gas pipe network, uses for the heating furnace of each device of company as fuel gas, first is that the discharge of gas can be reduced, second is that resource can be made full use of, reduces energy consumption.
Description
Technical field
The utility model relates to a kind of hydrogenation plant sulfurous gas processing systems.
Background technique
The reaction product of diesel hydrotreating unit is separated into gas liquid two-phase through high-pressure separator, low pressure separator respectively,
The gas phase of low pressure separator, that is, low point of gas direct emission low pressure gas pipe network is set fire torch, low point of this part gas direct emission torch,
It cannot recycle, there are the wasting of resources, increase plant energy consumption phenomenon, and generate ring stand pollution problem.
Summary of the invention
Can effectively deal with sulfurous gas the technical problem to be solved by the present invention is to provide one kind makes it make full use of, save
The hydrogenation plant sulfurous gas processing system that can be lowered consumption.
In order to solve the above technical problems, the utility model includes diesel oil hydrogenation reactor, for diesel oil hydrogenation reactor
Raw material the raw material preheating furnace, the feedstock oil surge tank, circulating hydrogen compressor that are heated, the discharge port of the feedstock oil surge tank
It is connect by discharge nozzle with the feed inlet of raw material preheating furnace, the discharge port of the raw material preheating furnace is anti-by pipeline and diesel oil hydrogenation
The raw material oil inlet of device is answered to connect, the gas outlet of the circulating hydrogen compressor passes through the hydrogen of escape pipe and diesel oil hydrogenation reactor
Inlet communication, diesel oil hydrogenation reactor column bottom are connected with the first pipeline, the charging of first pipeline and high-pressure separator
The liquid phase liquid outlet of mouth connection, the high-pressure separator is connected by the feed inlet of pipeline and low pressure separator, it is characterized in that institute
The gaseous phase outlet for stating low pressure separator is connect by the second pipeline with the feed inlet of liquid separation tank, and the gaseous phase outlet of the liquid separation tank is logical
The feed inlet for crossing third pipeline and desulfurizing tower connects, and the gaseous phase outlet of the desulfurizing tower is connected with snorkel, the snorkel with
The connection of fuel gas pipe network.
Second pipeline is equipped with for carrying out cooling water cooler to fluid.
The gaseous phase outlet of the high-pressure separator is connected to by pipeline with the air inlet of circulating hydrogen compressor.
The liquid-phase outlet and stripper feed inlet of the low pressure separator pass through piping connection.
First Heat Exchanger, the second heat exchanger, third heat exchanger are successively arranged along fluid flow direction on first pipeline
And air cooler, the cold source channel of second heat exchanger and First Heat Exchanger are successively connected to discharge nozzle, the third heat exchanger
Cold source channel be connected to escape pipe.
After adopting the above structure, for the utility model by the way that the gas phase of low pressure separator is carried out desulfurization process, qualified is de-
Sulphur gas is sent to fuel gas pipe network, is used for the heating furnace of each device of company as fuel gas, first is that gas can be reduced
Discharge reduces energy consumption second is that resource can be made full use of.
Detailed description of the invention
With reference to the accompanying drawing and specific embodiment is described in further detail the utility model:
Fig. 1 is the structural schematic diagram of the utility model.
Specific embodiment
As shown in Figure 1, hydrogenation plant sulfurous gas processing system includes diesel oil hydrogenation reactor 1, for diesel oil hydrogenation
Raw material preheating furnace 2 that the raw material of reactor 1 is heated, feedstock oil surge tank 3, circulating hydrogen compressor 4, feedstock oil surge tank 3
Discharge port connect with the feed inlet of raw material preheating furnace 2 by discharge nozzle, discharge nozzle at close feedstock oil surge tank 3 equipped with into
Material pump 18, feed pump are used to feedstock oil in feedstock oil surge tank 3 being pumped to raw material preheating furnace 2, the discharge port of raw material preheating furnace 2
It is connect by pipeline with the raw material oil inlet of diesel oil hydrogenation reactor 1, the gas outlet of circulating hydrogen compressor 4 passes through escape pipe and bavin
The hydrogen inlet of oily hydrogenator 1 is connected to, and 1 tower bottom of diesel oil hydrogenation reactor is connected with the first pipeline 5, the first pipeline 5 and height
The feed inlet connection of separator 6 is pressed, the liquid phase liquid outlet of high-pressure separator 6 is connected by the feed inlet of pipeline and low pressure separator 7
It connects, the gaseous phase outlet of low pressure separator 7 is connect by the second pipeline 8 with the feed inlet of liquid separation tank 9, the gaseous phase outlet of liquid separation tank 9
It is connect by third pipeline 10 with the feed inlet of desulfurizing tower 11, the gaseous phase outlet of desulfurizing tower 11 is connected with snorkel 12, snorkel
12 connect with fuel gas pipe network.Liquid separation tank 9, desulfurizing tower 11 structure be the prior art, in this not go into detail.
It is the heat for making full use of 1 tower bottom product of diesel oil hydrogenation reactor in the application, along fluid stream on the first pipeline 5
Dynamic direction is successively arranged First Heat Exchanger 14, the second heat exchanger 15, third heat exchanger 16 and air cooler 17,15 He of the second heat exchanger
The cold source channel of First Heat Exchanger 14 is successively connected to discharge nozzle, and the cold source channel of third heat exchanger 16 is connected to escape pipe.I.e.
Fluid in first pipeline 5 heats feedstock oil by the second heat exchanger 15 and First Heat Exchanger 14 twice, passes through third
Heat exchanger 16 carries out primary heating to recycle hydrogen.By the setting of three heat exchangers, the heat of tower bottom product is effectively reduced, to it
Heat has carried out effective recycling, also reduces the energy consumption of raw material preheating furnace 2, achievees the purpose that energy-saving.
Second pipeline 8 is equipped with for carrying out cooling water cooler 13 to fluid, and the setting of water cooler 13 can reduce gas phase
Temperature, so that its more preferable in liquid separation tank 9 is more thoroughly carried out gas-liquid separation.
The gaseous phase outlet of high-pressure separator 6 is connected to by pipeline with the air inlet of circulating hydrogen compressor 4, is returned to hydrogen
It receives, reduces production cost.The liquid-phase outlet and stripper feed inlet of low pressure separator 7 pass through piping connection.
By the way that the gas phase of low pressure separator 7 is carried out desulfurization process, qualified processed gas is sent to fuel the utility model
Gas pipe network is used for the heating furnace of each device of company as fuel gas, first is that the discharge of gas can be reduced, second is that can fill
Divide and utilize resource, reduces energy consumption.By this improvement, only diesel hydrotreating unit can reduce discharge flared gases about 500- for my company
600nm3/ h increase accordingly full company's fuel gas supply 500-600nm3/ h reaches Resource recovery recycling, energy-saving mesh
's.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model.Previous embodiment
The utility model is described in detail, it for those skilled in the art, still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features.In every case practical new at this
Within the scope of the inventive concept of type, any modification, equivalent substitution, improvement and etc. done are all contained in the protection of the utility model
Within the scope of.
Claims (5)
1. a kind of hydrogenation plant sulfurous gas processing system, including diesel oil hydrogenation reactor (1), for diesel oil hydrogenation reactor
(1) raw material preheating furnace (2) that raw material is heated, feedstock oil surge tank (3), circulating hydrogen compressor (4), the feedstock oil are slow
The discharge port for rushing tank (3) is connect by discharge nozzle with the feed inlet of raw material preheating furnace (2), the discharging of the raw material preheating furnace (2)
Mouth is connect by pipeline with the raw material oil inlet of diesel oil hydrogenation reactor (1), and the gas outlet of the circulating hydrogen compressor (4) passes through
Escape pipe is connected to the hydrogen inlet of diesel oil hydrogenation reactor (1), and diesel oil hydrogenation reactor (1) tower bottom is connected with the first pipe
Road (5), first pipeline (5) connect with the feed inlet of high-pressure separator (6), and the liquid phase of the high-pressure separator (6) goes out liquid
Mouth is connect by pipeline with the feed inlet of low pressure separator (7), it is characterized in that the gaseous phase outlet of the low pressure separator (7) passes through
Second pipeline (8) is connect with the feed inlet of liquid separation tank (9), the gaseous phase outlet of the liquid separation tank (9) by third pipeline (10) with
The feed inlet of desulfurizing tower (11) connects, and the gaseous phase outlet of the desulfurizing tower (11) is connected with snorkel (12), the snorkel
(12) it is connect with fuel gas pipe network.
2. hydrogenation plant sulfurous gas processing system according to claim 1, it is characterized in that being set on second pipeline (8)
Have and carries out cooling water cooler (13) for convection current body.
3. hydrogenation plant sulfurous gas processing system according to claim 1, it is characterized in that the high-pressure separator (6)
Gaseous phase outlet is connected to by pipeline with the air inlet of circulating hydrogen compressor (4).
4. hydrogenation plant sulfurous gas processing system according to claim 1, it is characterized in that the low pressure separator (7)
Liquid-phase outlet and stripper feed inlet pass through piping connection.
5. hydrogenation plant sulfurous gas processing system according to any one of claim 1 to 4, it is characterized in that described first
On pipeline (5) along fluid flow direction be successively arranged First Heat Exchanger (14), the second heat exchanger (15), third heat exchanger (16) and
The cold source channel of air cooler (17), second heat exchanger (15) and First Heat Exchanger (14) is successively connected to discharge nozzle, described
The cold source channel of third heat exchanger (16) is connected to escape pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821312318.3U CN209005707U (en) | 2018-08-15 | 2018-08-15 | Hydrogenation plant sulfurous gas processing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821312318.3U CN209005707U (en) | 2018-08-15 | 2018-08-15 | Hydrogenation plant sulfurous gas processing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209005707U true CN209005707U (en) | 2019-06-21 |
Family
ID=66829565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821312318.3U Expired - Fee Related CN209005707U (en) | 2018-08-15 | 2018-08-15 | Hydrogenation plant sulfurous gas processing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209005707U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113877488A (en) * | 2021-11-16 | 2022-01-04 | 中国石油大学(华东) | Up-flow hydrogenation reaction device based on tubular micropore medium foaming mechanism |
| CN115228245A (en) * | 2022-07-19 | 2022-10-25 | 金澳科技（湖北）化工有限公司 | Method and device for recycling liquid-phase hydrogenation cold low-split gas of diesel wax oil |
-
2018
- 2018-08-15 CN CN201821312318.3U patent/CN209005707U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113877488A (en) * | 2021-11-16 | 2022-01-04 | 中国石油大学(华东) | Up-flow hydrogenation reaction device based on tubular micropore medium foaming mechanism |
| CN113877488B (en) * | 2021-11-16 | 2023-07-04 | 中国石油大学(华东) | Up-flow hydrogenation reaction device based on tubular microporous medium foaming mechanism |
| CN115228245A (en) * | 2022-07-19 | 2022-10-25 | 金澳科技（湖北）化工有限公司 | Method and device for recycling liquid-phase hydrogenation cold low-split gas of diesel wax oil |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190621 Termination date: 20200815 |