CN208824250U - Coking liquid gas sweetening alkali liquor heating system - Google Patents
Coking liquid gas sweetening alkali liquor heating system Download PDFInfo
- Publication number
- CN208824250U CN208824250U CN201821114510.1U CN201821114510U CN208824250U CN 208824250 U CN208824250 U CN 208824250U CN 201821114510 U CN201821114510 U CN 201821114510U CN 208824250 U CN208824250 U CN 208824250U
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- China
- Prior art keywords
- purified water
- pipe
- lye
- outlet pipe
- warmer
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Abstract
The utility model discloses a kind of coking liquid gas sweetening alkali liquor heating systems, including stripper, lye warmer, stripper tower bottom is equipped with purified water outlet pipe, purified water outlet pipe is equipped with purified water delivery pump, purified water outlet pipe is connected with branched pipe on the pipeline section of purified water delivery pump rear end, branched pipe is connect with the heat source import of lye warmer, the branched pipe is equipped with water inlet motor-driven valve, the control terminal of the water inlet motor-driven valve is electrically connected with the controller, the thermal source outlet of the lye warmer is connected with return pipe, the return pipe is connected to purified water outlet pipe.Branched pipe is arranged in the purified water outlet pipe of stripper in the utility model, lye is heated using purified water, to utilize the steam of the low temperature exhaust heat substitution high-quality in system, the consumption of steam is saved, it reduces purified water and sends temperature outside, subsequent cooling cycle water consumption is reduced, to reduce the production cost of entire company.
Description
Technical field
The utility model relates to a kind of coking liquid gas sweetening alkali liquor heating systems.
Background technique
After the alkaline reaction in organic sulfur and caustic extraction agent in coking liquefied gas, rich lye sulphur extractant, warp are generated
It crosses the non-purification wind come after lye warmer is warmed to 50 DEG C with system to be sufficiently mixed, enters back into regenerator regeneration.Lye heating
The effect of device is that suitable operation temperature is provided for alkali liquid regeneration, regenerates sulfur-rich lye sufficiently, reaches lye circulation benefit
Purpose.At 50 DEG C, its lye regeneration effect in regenerator is best.
Regeneration temperature is 50 DEG C after the heating of Transform of Lpg Sweetening Unit lye, uses vapour heating.In Petrochemical Enterprises coking-
It adds in hydrogen combined unit, a large amount of 90 DEG C or more purified waters is generated in device for producing hydrogen byproduct, sent after cooler is cooling and add hydrogen
Device water filling uses.And coking Transform of Lpg Sweetening Unit lye warmer uses 1.0Mpa steam as heat source, alkali after heating
Liquid temperature is 50 DEG C.There is the wastes of heat source for two systems, increase the production cost of whole system.
Summary of the invention
The technical problem to be solved by the present invention is to provide a kind of energy-efficient coking liquid gas sweetening alkali liquor heating systems
System.
In order to solve the above technical problems, the utility model includes stripper, lye warmer, it is characterized in that the stripper
Tower bottom is equipped with purified water outlet pipe, and the purified water outlet pipe is equipped with purified water delivery pump, and the purified water outlet pipe is net
Change and be connected with branched pipe on the pipeline section of water delivery pump rear end, the branched pipe is connect with the heat source import of lye warmer, described
Branched pipe is equipped with water inlet motor-driven valve, and the control terminal of the water inlet motor-driven valve is electrically connected with the controller, the lye warmer
Thermal source outlet is connected with return pipe, and the return pipe is connected to purified water outlet pipe.
Water-returning control valve is installed on the return pipe.
The purified water outlet pipe is equipped with adjusting motor-driven valve, the adjusting on the pipeline section between branched pipe and return pipe
The control terminal of motor-driven valve is electrically connected with the controller.
Thermometer and flowmeter be installed on the branched pipe, the signal output end of the thermometer and flowmeter respectively with
Controller electrical connection.
The heat source import of the lye warmer is also connected with steam inlet tube, and it is electronic to be equipped with steam on the steam inlet tube
The control terminal of valve, the steam motor-driven valve is electrically connected with the controller, and the thermal source outlet of the lye warmer is also connected with condensate
Outlet pipe is equipped with Condensate Controlling Equipment valve on the condensate outlet pipe.
After adopting the above structure, branched pipe is arranged in the purified water outlet pipe of stripper in the utility model, utilizes purification
Water heats lye, to save the consumption of steam using the steam of the low temperature exhaust heat substitution high-quality in system, drop
Low purified water sends temperature outside, reduces subsequent cooling cycle water consumption, to reduce the production cost of entire company.
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, coking liquid gas sweetening alkali liquor heating system includes stripper 1, lye warmer 5, stripper 1
Tower bottom is equipped with purified water outlet pipe 2, and purified water outlet pipe 2 is equipped with purified water delivery pump 3, and purified water outlet pipe 2 is in purified water
Branched pipe 4 is connected on the pipeline section of 3 rear end of delivery pump, branched pipe 4 is connect with the heat source import of lye warmer 5, on branched pipe 4
Equipped with water inlet motor-driven valve 6, the control terminal of water inlet motor-driven valve 6 is electrically connected with the controller, and the thermal source outlet of lye warmer 5 is connected with
Return pipe 7, return pipe 7 are connected to purified water outlet pipe 2, and water-returning control valve 8 is equipped on return pipe 7.The heat of lye warmer 5
Source import is also connected with steam inlet tube 11, and steam motor-driven valve 12, the control terminal of steam motor-driven valve 12 are equipped on steam inlet tube 11
It is electrically connected with the controller, the thermal source outlet of lye warmer 5 is also connected with condensate outlet pipe 13, is equipped on condensate outlet pipe 13
Condensate Controlling Equipment valve 14, the setting of steam inlet tube 11 can prevent stripper 1 from breaking down, cause purified water water shortage effective
Heat lye.It is also equipped with manually stop valve on every root canal line in the utility model, is convenient for repairing.
Purified water outlet pipe 2 is equipped on the pipeline section between branched pipe 4 and return pipe 7 adjusts motor-driven valve 9, adjusts electronic
The control terminal of valve 9 is electrically connected with the controller.Thermometer and flowmeter 10 be installed on branched pipe 4, thermometer and flowmeter 10
Signal output end is electrically connected with the controller respectively.Thermometer is arranged close to lye warmer 5, can more preferably monitor the temperature of purified water
Degree, and then controller is made preferably to adjust the flow of purified water.Thermometer, flowmeter 10 and each valve and controller are electrically connected
Binding structure is the prior art, and details are not described herein.
When normal operation, steam inlet tube 11 is cut off, and all heats lye using purified water, controls water inlet electricity by controller
The open degree of dynamic valve 6 and regulating valve, adjusts the purified water water for entering lye warmer 5, controls the temperature of lye after heating,
When purification coolant-temperature gage is lower effectively to be heated to lye, steam motor-driven valve 12 can be opened, passes through control quantity of steam and carries out heat
Amount supplement, it is ensured that alkali liquid temperature is suitable.Controller is jointly controlled net by the open degree of control water inlet motor-driven valve 6 and regulating valve
Change the water amount of sending outside, guarantees the safety of 1 tower bottom liquid level of stripper.When lye heater breaks down, branched pipe 4 can be simultaneously closed off
It is also prevented from purified water to cut off purified water into the pipeline of lye heater with the valve on return pipe 7 and is entered by return pipe 7
Lye heater.Branched pipe 4 is arranged in the utility model in the purified water outlet pipe 2 of stripper 1, using purified water to lye into
Row heating, to save the consumption of steam using the steam of the low temperature exhaust heat substitution high-quality in system, reduce outside purified water
Temperature is sent, subsequent cooling cycle water consumption is reduced, to reduce the production cost of entire company.
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 coking liquid gas sweetening alkali liquor heating system, including stripper (1), lye warmer, it is characterized in that described
Stripper (1) tower bottom is equipped with purified water outlet pipe (2), and the purified water outlet pipe (2) is equipped with purified water delivery pump (3), institute
Purified water outlet pipe (2) is stated to be connected on the pipeline section of purified water delivery pump (3) rear end branched pipe (4), the branched pipe (4) with
The heat source import of lye warmer (5) connects, and the branched pipe (4) is equipped with water inlet motor-driven valve (6), the water inlet motor-driven valve
(6) control terminal is electrically connected with the controller, and the thermal source outlet of the lye warmer (5) is connected with return pipe (7), the return water
Pipe (7) is connected to purified water outlet pipe (2).
2. coking liquid gas sweetening alkali liquor heating system according to claim 1, it is characterized in that on the return pipe (7)
Water-returning control valve (8) are installed.
3. coking liquid gas sweetening alkali liquor heating system according to claim 1, it is characterized in that the purified water is discharged
It manages to be equipped on the pipeline section of (2) between branched pipe (4) and return pipe (7) and adjusts motor-driven valve (9), the adjusting motor-driven valve (9)
Control terminal be electrically connected with the controller.
4. coking liquid gas sweetening alkali liquor heating system according to claim 1, it is characterized in that on the branched pipe (4)
Thermometer and flowmeter (10) be installed, the signal output end of the thermometer and flowmeter (10) is electrically connected with controller respectively
It connects.
5. coking liquid gas sweetening alkali liquor heating system according to any one of claim 1 to 4, it is characterized in that described
The heat source import of lye warmer (5) is also connected with steam inlet tube (11), and it is electronic to be equipped with steam on the steam inlet tube (11)
The control terminal of valve (12), the steam motor-driven valve (12) is electrically connected with the controller, and the thermal source outlet of the lye warmer (5) is also
It is connected with condensate outlet pipe (13), Condensate Controlling Equipment valve is installed on the condensate outlet pipe (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821114510.1U CN208824250U (en) | 2018-07-14 | 2018-07-14 | Coking liquid gas sweetening alkali liquor heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821114510.1U CN208824250U (en) | 2018-07-14 | 2018-07-14 | Coking liquid gas sweetening alkali liquor heating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208824250U true CN208824250U (en) | 2019-05-07 |
Family
ID=66306535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821114510.1U Expired - Fee Related CN208824250U (en) | 2018-07-14 | 2018-07-14 | Coking liquid gas sweetening alkali liquor heating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208824250U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110201518A (en) * | 2019-07-02 | 2019-09-06 | 中船动力研究院有限公司 | A kind of lye cabinet heating system |
-
2018
- 2018-07-14 CN CN201821114510.1U patent/CN208824250U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110201518A (en) * | 2019-07-02 | 2019-09-06 | 中船动力研究院有限公司 | A kind of lye cabinet heating system |
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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: 20190507 Termination date: 20200714 |