CN106608619A - Sulfuric acid HRS low-pressure saturated steam heat exchanger - Google Patents
Sulfuric acid HRS low-pressure saturated steam heat exchanger Download PDFInfo
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- CN106608619A CN106608619A CN201510703666.8A CN201510703666A CN106608619A CN 106608619 A CN106608619 A CN 106608619A CN 201510703666 A CN201510703666 A CN 201510703666A CN 106608619 A CN106608619 A CN 106608619A
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- air inlet
- inlet pipe
- heat exchanger
- appendix
- pressure saturated
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a sulfuric acid HRS low-pressure saturated steam heat exchanger. The heat exchanger comprises a heat exchanger, a first air inlet pipe, a first electric valve, a second air inlet pipe, a second electric valve, an exhaust pipe and a thermometer. Compared with the existing device, the sulfuric acid HRS low-pressure saturated steam heat exchanger has a simple structure and strong functions, can realize recycle of the used steam for devices after the used steam is heated through heat exchange, prevents direct discharge of the steam into air, saves resources and reduces a production cost.
Description
Technical field
The present invention relates to a kind of heat-exchanger rig, more particularly to a kind of sulphuric acid HRS low-pressure saturated steams
Heat-exchanger rig.
Background technology
Chemical company's sulfuric acid plant HRS boiler by-product low-pressure saturated steams, and unnecessary steam is thought
It is sent to and reuses elsewhere, but because feed-line is longer, causes vapor (steam) temperature low,
Cause steam quality low, thus resulting in steam cannot use, so it is big by the steam to have to
Amount emptying, causes the wasting of resources, in view of disadvantages described above, is necessary to design a kind of sulphuric acid HRS in fact
Low-pressure saturated steam heat-exchanger rig.
The content of the invention
The technical problem to be solved is：There is provided a kind of sulphuric acid HRS low pressure saturation to steam
Vapour heat-exchanger rig is directly discharged in air solving steam of the sulfuric acid plant HRS boilers using after
Cause the problem of the wasting of resources.
To solve above-mentioned technical problem, the technical scheme is that：A kind of sulphuric acid HRS low pressure
Saturated vapor heat-exchanger rig, including heat exchanger, the first air inlet pipe, the first electrodynamic valve, second
Air inlet pipe, the second electrodynamic valve, exhaustor, thermometer, described heat exchanger is cylindrical drum,
The first described air inlet pipe runs through heat exchanger, described the first air inlet pipe and heat exchanger close-fitting
Be connected, described the first electrodynamic valve is located at the first air inlet pipe left end, described the first electrodynamic valve with
First air inlet pipe screw thread is connected, and the second described air inlet pipe is located at heat exchanger bottom right, institute
The second air inlet pipe and the heat exchanger stated is weldingly connected, and the second described electrodynamic valve enters positioned at second
Trachea bottom, the second described electrodynamic valve is connected with the second air inlet pipe screw thread, described exhaustor
Positioned at heat exchanger top left side, described exhaustor is weldingly connected with heat exchanger, described
Thermometer is exhaustor top right-hand member, and described thermometer is connected with aerofluxuss pipe screw thread.
Further, described exhaustor contains the first appendix, three electrodynamic valves, second defeated
Trachea, the 3rd appendix.
Further, the first described appendix be located at heat exchanger top left side, described first
Appendix is weldingly connected with heat exchanger.
Further, three described electrodynamic valves are located at the first appendix right-hand member, three described electricity
Dynamic valve is connected with the first gas transmission pipe screw thread.
Further, the second described appendix is located at three electrodynamic valve right-hand members, and described second is defeated
Trachea is connected with three electrodynamic valve screw threads.
Further, the 3rd described appendix is located at three electrodynamic valve bottoms, and described the 3rd is defeated
Trachea is connected with three electrodynamic valves and the second air inlet pipe screw thread.
Further, sealing ring is additionally provided with the middle of the first described air inlet pipe and heat exchanger, it is described
Sealing ring be connected with heat exchanger and the first air inlet pipe close-fitting.
Compared with prior art, sulphuric acid HRS low-pressure saturated steam heat-exchanger rigs, are first turned on
First electrodynamic valve so that the high-temperature steam of sulphuric acid back pressure is input into the first air inlet pipe, the first air inlet pipe
High-temperature steam is input in heat exchanger, and supply is discharged from the right-hand member outlet of the first air inlet pipe
Sulphuric acid plant is used, then by opening the second electrodynamic valve so that after steam enter from second
Trachea is entered in heat exchanger, then in heat exchanger, high-temperature steam in the first air inlet pipe and the
Steam heat transmission in two air inlet pipe so that the temperature of steam and first in heat exchanger
Temperature in air inlet pipe reaches gas washing in SA production and sets required steam simultaneously, so as to the second air inlet pipe
Vapor (steam) temperature in middle entrance heat exchanger passes through in the first appendix after raising, defeated into first
The temperature of steam is detected after trachea by thermometer, if the temperature of steam reaches qualified three afterwards
Electrodynamic valve opens one end of the second appendix so that steam is discharged from the second appendix, if temperature
During less than qualified temperature, three electrodynamic valves open one end of the 3rd appendix so that steam is from the
Three appendixs are transmitted back in the second air inlet pipe, hence in so that vapor (steam) temperature reaches and qualified can be defeated by
Sulphuric acid device is used, and the apparatus structure is simple, powerful, can realize that the steam after use leads to
Cross continuation supply arrangement after heat exchange heats up to use, instead of steam and be directly discharged in air, from
Resource has been saved, production cost has been reduced.
Description of the drawings
Fig. 1 is the sectional view of sulphuric acid HRS low-pressure saturated steam heat-exchanger rigs
Fig. 2 is the sectional view of heat exchanger
Fig. 3 is the front view of exhaustor
The air inlet pipe 2 of heat exchanger 1 first
The air inlet pipe 4 of first electrodynamic valve 3 second
The exhaustor 6 of second electrodynamic valve 5
The sealing ring 101 of thermometer 7
First electrodynamic valve 602 of appendix 601 3
The appendix 604 of second appendix 603 the 3rd
Specific embodiment
Hereinafter, various specific details are elaborated, to provide to constituting described embodiment
The thorough understanding of the concept on basis.However, it will be apparent to those skilled in the art that institute
The embodiment of description can be in the case of without some or all in these specific details
To put into practice.In other cases, well-known process step is not specifically described.
As shown in Figure 1, Figure 2, Figure 3 shows, including heat exchanger 1, the first air inlet pipe 2, first
Electrodynamic valve 3, the second air inlet pipe 4, the second electrodynamic valve 5, exhaustor 6, thermometer 7, sealing
The 101, first appendix of circle, 601, three electrodynamic valves 602, the second appendixs the 603, the 3rd
Appendix 604, described heat exchanger 1 is cylindrical drum, and the first described air inlet pipe 2 runs through
Heat exchanger 1, the first described air inlet pipe 2 is connected with the close-fitting of heat exchanger 1, and described
One electrodynamic valve 3 is located at the left end of the first air inlet pipe 2, described the first electrodynamic valve 3 and the first air inlet
The screw thread of pipe 2 is connected, and the second described air inlet pipe 4 is located at the bottom right of heat exchanger 1, described
The second air inlet pipe 4 be weldingly connected with heat exchanger 1, described second electrodynamic valve 5 is located at the
The bottom of two air inlet pipe 4, the second described electrodynamic valve 5 is connected with the screw thread of the second air inlet pipe 4, institute
The exhaustor 6 stated is located at the top left side of heat exchanger 1, described exhaustor 6 and heat exchanger
1 is weldingly connected, and described thermometer 7 is the top right-hand member of exhaustor 6, described thermometer 7
It is connected with the screw thread of exhaustor 6, described exhaustor 6 contains the first appendix 601, three
Electrodynamic valve 602, the second appendix 603, the 3rd appendix 604, the first described appendix
601 are located at the top left side of heat exchanger 1, described first appendix 601 and heat exchanger 1
It is weldingly connected, three described electrodynamic valves 602 are located at the right-hand member of the first appendix 601, described
Three electrodynamic valves 602 are connected with the screw thread of the first appendix 601, the second described appendix 603
Positioned at three right-hand members of electrodynamic valve 602, described the second appendix 603 and three electrodynamic valves 602
Screw thread is connected, and the 3rd described appendix 604 is located at three bottoms of electrodynamic valve 602, described
3rd appendix 604 is connected with three screw threads of 602 and second air inlet pipe of electrodynamic valve 4, described
Sealing ring 101, described sealing ring 101 are additionally provided with the middle of first air inlet pipe 2 and heat exchanger 1
It is connected with the close-fitting of 1 and first air inlet pipe of heat exchanger 2, sulphuric acid HRS low-pressure saturated steams are changed
Thermal, is first turned on the first electrodynamic valve 3 so that the high-temperature steam input first of sulphuric acid back pressure
Air inlet pipe 2, the first air inlet pipe 2 is input into high-temperature steam in heat exchanger 1, and from first
The right-hand member outlet of air inlet pipe 1 is discharged supply sulphuric acid plant and is used, then electric by opening second
Dynamic valve 5 so that after steam enter in heat exchanger 1 from the second air inlet pipe 4, then heat exchange
Steam heat in high-temperature steam and the second air inlet pipe 4 in machine 1 in first air inlet pipe 2 is passed
Pass so that the temperature in heat exchanger 1 in the temperature and the first air inlet pipe of steam reaches simultaneously
Required steam is set to gas washing in SA production, so as to enter in heat exchanger 1 in the second air inlet pipe 4
Vapor (steam) temperature raise after by the first appendix 601, leading to into after the first appendix 601
Excess temperature table 7 detects the temperature of steam, if the temperature of steam reaches qualified rear three electrodynamic valves
602 one end for opening the second appendix 603 so that steam is discharged from the second appendix 603,
If temperature is less than qualified temperature, three electrodynamic valves make a call to 602 one end for opening the 3rd appendix 604,
So that steam is transmitted back in the second air inlet pipe from the 3rd appendix 604, hence in so that vapor (steam) temperature
Reach the qualified sulphuric acid device that can be defeated by use, wherein heat exchanger 1 is located at closed cylinder, from
And steam heat exchange is reached, sealing ring 101 is to prevent steam from the first air inlet pipe 2 and heat friendship
The gap changed planes in the middle of 1 is discharged, so as to reach sealing function.
Embodiment described above is only that the preferred embodiment of the present invention is described, and
It is non-that the spirit and scope of the present invention are defined.In the premise without departing from design concept of the present invention
Under, various modifications and improvement that this area ordinary person makes to technical scheme,
Protection scope of the present invention should be dropped into.
Claims (7)
1. a kind of sulphuric acid HRS low-pressure saturated steam heat-exchanger rigs, it is characterised in that including heat exchange
Machine, the first air inlet pipe, the first electrodynamic valve, the second air inlet pipe, the second electrodynamic valve, exhaustor,
Thermometer, described heat exchanger is cylindrical drum, and the first described air inlet pipe runs through heat exchanger,
The first described air inlet pipe is connected with heat exchanger close-fitting, and the first described electrodynamic valve is located at first
Air inlet pipe left end, the first described electrodynamic valve is connected with the first air inlet pipe screw thread, and described second
Air inlet pipe is located at heat exchanger bottom right, and the second described air inlet pipe welds phase with heat exchanger
Even, the second described electrodynamic valve is located at the second air inlet pipe bottom, described the second electrodynamic valve and the
Two air inlet pipe screw threads are connected, and described exhaustor is located at heat exchanger top left side, described row
Trachea is weldingly connected with heat exchanger, and described thermometer is exhaustor top right-hand member, described
Thermometer is connected with aerofluxuss pipe screw thread.
2. a kind of sulphuric acid HRS low-pressure saturated steam heat-exchanger rigs as claimed in claim 1, its
Be characterised by described exhaustor contain the first appendix, three electrodynamic valves, the second appendix,
3rd appendix.
3. a kind of sulphuric acid HRS low-pressure saturated steam heat-exchanger rigs as claimed in claim 2,
It is characterized in that the first described appendix is located at heat exchanger top left side, described first is defeated
Trachea is weldingly connected with heat exchanger.
4. a kind of sulphuric acid HRS low-pressure saturated steam heat-exchanger rigs as claimed in claim 3,
It is characterized in that three described electrodynamic valves are located at the first appendix right-hand member, described three are electronic
Valve is connected with the first gas transmission pipe screw thread.
5. a kind of sulphuric acid HRS low-pressure saturated steam heat-exchanger rigs as claimed in claim 4,
It is characterized in that the second described appendix is located at three electrodynamic valve right-hand members, the second described gas transmission
Guan Yusan item electrodynamic valves screw thread is connected.
6. a kind of sulphuric acid HRS low-pressure saturated steam heat-exchanger rigs as claimed in claim 5,
It is characterized in that the 3rd described appendix is located at three electrodynamic valve bottoms, the 3rd described gas transmission
Guan Yusan items electrodynamic valve and the second air inlet pipe screw thread are connected.
7. a kind of sulphuric acid HRS low-pressure saturated steam heat-exchanger rigs as claimed in claim 6,
It is characterized in that sealing ring is additionally provided with the middle of the first described air inlet pipe and heat exchanger, it is described
Sealing ring is connected with heat exchanger and the first air inlet pipe close-fitting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510703666.8A CN106608619A (en) | 2015-10-26 | 2015-10-26 | Sulfuric acid HRS low-pressure saturated steam heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510703666.8A CN106608619A (en) | 2015-10-26 | 2015-10-26 | Sulfuric acid HRS low-pressure saturated steam heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106608619A true CN106608619A (en) | 2017-05-03 |
Family
ID=58613970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510703666.8A Pending CN106608619A (en) | 2015-10-26 | 2015-10-26 | Sulfuric acid HRS low-pressure saturated steam heat exchanger |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5130112A (en) * | 1990-03-23 | 1992-07-14 | Monsanto Company | Method for recovering high grade process energy from a contact sulfuric acid process |
| CN2816602Y (en) * | 2005-04-28 | 2006-09-13 | 南京圣诺热管有限公司 | High-temperature steam generator for recovering after heat from sulfuric acid |
| CN202072471U (en) * | 2011-04-02 | 2011-12-14 | 中冶焦耐(大连)工程技术有限公司 | Heat exchange device for high-temperature process gases and low-temperature process gases in acid making process |
| CN104567493A (en) * | 2013-10-16 | 2015-04-29 | 朱力 | Heat exchanger |
| CN104727181A (en) * | 2015-02-11 | 2015-06-24 | 浙江荣晟环保纸业股份有限公司 | Tail gas heat recycling structure used for paper making machine drying cylinder |
| CN205222695U (en) * | 2015-10-26 | 2016-05-11 | 安徽华尔泰化工股份有限公司 | Sulphuric acid HRS low pressure saturated steam heat transfer device |
-
2015
- 2015-10-26 CN CN201510703666.8A patent/CN106608619A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5130112A (en) * | 1990-03-23 | 1992-07-14 | Monsanto Company | Method for recovering high grade process energy from a contact sulfuric acid process |
| CN2816602Y (en) * | 2005-04-28 | 2006-09-13 | 南京圣诺热管有限公司 | High-temperature steam generator for recovering after heat from sulfuric acid |
| CN202072471U (en) * | 2011-04-02 | 2011-12-14 | 中冶焦耐(大连)工程技术有限公司 | Heat exchange device for high-temperature process gases and low-temperature process gases in acid making process |
| CN104567493A (en) * | 2013-10-16 | 2015-04-29 | 朱力 | Heat exchanger |
| CN104727181A (en) * | 2015-02-11 | 2015-06-24 | 浙江荣晟环保纸业股份有限公司 | Tail gas heat recycling structure used for paper making machine drying cylinder |
| CN205222695U (en) * | 2015-10-26 | 2016-05-11 | 安徽华尔泰化工股份有限公司 | Sulphuric acid HRS low pressure saturated steam heat transfer device |
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Application publication date: 20170503 |