CN211644601U - Sulfuric acid manufacturing system - Google Patents
Sulfuric acid manufacturing system Download PDFInfo
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- CN211644601U CN211644601U CN201922499874.7U CN201922499874U CN211644601U CN 211644601 U CN211644601 U CN 211644601U CN 201922499874 U CN201922499874 U CN 201922499874U CN 211644601 U CN211644601 U CN 211644601U
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Abstract
The utility model relates to the technical field of a sulfuric acid manufacturing system, in particular to a sulfuric acid manufacturing system, which comprises an air filter, a main fan, a drying tower, an incinerator, a boiler, a denitration reactor, a conversion device, a high-temperature absorption tower, a fuming acid absorption tower, a reagent acid absorption tower, a drying acid concentration tower, a tail absorption tower, an electric demister and a tail gas chimney, wherein the sulfuric acid manufacturing system has the advantages of small equipment quantity, low requirement, low corrosion to the equipment, and easily obtained optional equipment and materials, thereby easily realizing the large-scale and low cost of the device; in addition, the sulfuric acid manufacturing system directly absorbs furnace gas into acid without a cooling fan, so that the energy consumption is low, the total resistance of equipment is low, and the power consumption of the equipment is reduced; the sulfuric acid manufacturing system only needs one main fan, is easy to realize automatic control of the device, is simple and stable to operate, and is suitable for industrial production.
Description
Technical Field
The utility model relates to a sulphuric acid manufacturing system technical field, concretely relates to sulphuric acid manufacturing system.
Background
At present, GB/T534-2014 industrial sulfuric acid is executed according to the quality standard of domestic industrial sulfuric acid, a sulfuric acid process by a contact method is adopted in all production, and an industrial production device for preparing acid by the contact method mainly has three manufacturing process systems of a dry method, a wet method and a semi-dry method according to the difference of moisture contents of raw materials and furnace gas.
The technology of the 'dry method' acid making technology is mature and reliable, and is the mainstream technology of the sulfuric acid making technology at present, the requirement on the manufacturing system equipment of the method is low, but the process flow is long, the quantity of required equipment is large, and the production cost is high; the wet method acid making process has short flow, but has high equipment requirement, high energy consumption and partial heat energy loss; the acid preparation process system of the semidry method has long process flow, can not realize automatic control, and can not be applied industrially.
Disclosure of Invention
An object of the utility model is to provide a preparation system of sulphuric acid, this system equipment requirement is low, small in quantity, and can realize automated control, is applicable to large-scale production.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the sulfuric acid manufacturing system comprises an air filter, a main fan, a drying tower, an incinerator, a boiler, a denitration reactor, a conversion device, a high-temperature absorption tower, a fuming acid absorption tower, a reagent acid absorption tower, a drying acid concentration tower, a tail absorption tower, an electric demister and a tail gas chimney, wherein the inlet of the air filter is used for air to enter, the outlet of the air filter is connected with the inlet of the main fan, the outlet of the main fan is connected with the bottom of the drying tower, the incinerator is provided with two inlets, one inlet is used for hydrogen sulfide-containing acid gas to enter, the other inlet is connected with the upper part of the drying tower, the outlet of the incinerator is connected with the inlet of the boiler, the outlet of the boiler is connected with the inlet of the denitration reactor, the outlet of the denitration reactor is connected with the inlet of the conversion device, the outlet of the conversion device is connected with the bottom of the high-temperature absorption tower, the outlet of the upper part of the high-temperature absorption tower is divided into two branches, wherein one branch is connected with the bottom of the fuming acid absorption tower, the other branch is converged with the upper part of the fuming acid absorption tower into one branch which is connected with the bottom of the reagent acid absorption tower, the upper part of the reagent acid absorption tower is connected with the bottom of the drying acid concentration tower, the upper part of the drying acid concentration tower is connected with the inlet of the tail absorption tower, the outlet of the tail absorption tower is connected with the inlet of the electric demister, the outlet of the electric demister is connected with the inlet of the tail gas chimney, and the outlet of the tail gas chimney is used for discharging tail gas into the air.
Specifically, the conversion device comprises a first converter section, a high-temperature superheater, a second converter section, a low-temperature superheater, a third converter section and a water pipe boiler, wherein an outlet of the denitration reactor is connected with an inlet of the first converter section, an outlet of the first converter section is connected with an inlet of the high-temperature superheater, an outlet of the high-temperature superheater is connected with an inlet of the second converter section, an outlet of the second converter section is connected with an inlet of the low-temperature superheater, an outlet of the low-temperature superheater is connected with an inlet of the third converter section, an outlet of the third converter section is connected with an inlet of the water pipe boiler, and an outlet of the water pipe boiler is connected with the bottom of the high-temperature absorption tower.
Specifically, the high-temperature absorption tower, the fuming acid absorption tower and the reagent acid absorption tower are all provided with fiber demisters.
Specifically, the drying tower and the drying acid concentration tower are both provided with wire mesh defoamers.
The sulfuric acid manufacturing system further comprises a high-temperature circulation tank, a high-temperature acid pump, a water supply heater and a first pure water heater, wherein an outlet of the high-temperature circulation tank is connected with an inlet of the high-temperature acid pump, an outlet of the high-temperature acid pump is connected with an inlet of the water supply heater, an outlet of the water supply heater is connected with an inlet of the first pure water heater, an outlet of the first pure water heater is connected with the upper part of the high-temperature absorption tower, and the bottom of the high-temperature absorption tower is connected with an inlet of the high-temperature circulation tank.
The sulfuric acid production system further comprises a fuming circulation tank, a fuming acid pump, a second pure water heater and a fuming acid cooler, wherein an outlet of the fuming circulation tank is connected with an inlet of the fuming acid pump, an outlet of the fuming acid pump is connected with an inlet of the second pure water heater, an outlet of the second pure water heater is connected with an inlet of the fuming acid cooler, an outlet of the fuming acid cooler is connected with the upper part of the fuming acid absorption tower, and the bottom of the fuming acid absorption tower is connected with an inlet of the fuming circulation tank.
The sulfuric acid manufacturing system further comprises a reagent circulation tank, a reagent acid pump, a third pure water heater and a reagent acid cooler, wherein an outlet of the reagent circulation tank is connected with an inlet of the reagent acid pump, an outlet of the reagent acid pump is connected with an inlet of the third pure water heater, an outlet of the third pure water heater is connected with an inlet of the reagent acid cooler, an outlet of the reagent acid cooler is connected with the upper part of the reagent acid absorption tower, and the bottom of the reagent acid absorption tower is connected with an inlet of the reagent circulation tank.
The manufacturing system of a sulphuric acid, the aforesaid still include dry circulation groove, dry acid pump and concentrated acid pump, the middle part of dry circulation groove is separated into two cell bodys with the wall body, is dry acid groove and concentrated acid groove respectively, the export of the dry acid groove of dry circulation groove connects the import of dry acid pump, the upper portion of drying tower is connected to the export of dry acid pump, the import of the concentrated acid groove of dry circulation groove is connected to the bottom of drying tower, the import of the concentrated acid groove of dry circulation groove is connected to the export of the concentrated acid groove of dry circulation groove, the upper portion of the concentrated acid pump of outlet connection dry acid concentration tower, the import of the dry acid groove of dry circulation groove is connected to the bottom of dry acid concentration tower.
The sulfuric acid manufacturing system further comprises a desalted water pump, a deaerator, a fuming waste heat recoverer, a reagent waste heat recoverer, a high temperature waste heat recoverer and a boiler feed water pump, wherein an inlet of the desalted water pump is used for desalted water to enter, an outlet of the desalted water pump is connected with an inlet of a third pure water heater, an outlet of the third pure water heater is connected with an inlet of a second pure water heater, an outlet of the second pure water heater is connected with an inlet of a first pure water heater, an outlet of the first pure water heater is connected with an inlet of the deaerator, an outlet of the deaerator is connected with an inlet of the fuming waste heat recoverer, an outlet of the fuming waste heat recoverer is connected with an inlet of the reagent waste heat recoverer, an outlet of the reagent waste heat recoverer is connected with an inlet of the high temperature waste heat recoverer, and an outlet, the outlet of the boiler feed water pump is connected with the inlet of the feed water heater, the outlet of the feed water heater is connected with the inlet of the boiler, the outlet of the boiler is connected with the inlet of the low-temperature superheater, the outlet of the low-temperature superheater is connected with the inlet of the high-temperature superheater, and the outlet of the high-temperature superheater is connected with an external pipeline.
The sulfuric acid production system further comprises a first reservoir area, a second reservoir area and a third reservoir area, wherein the outlet of the high-temperature acid pump is connected with the first reservoir area, the outlet of the fuming acid pump is connected with the second reservoir area, and the outlet of the reagent acid pump is connected with the third reservoir area.
Specifically, the outlet of the high-temperature acid pump is connected with the inlet of the fuming circulation tank.
Specifically, the inlets and outlets of the fuming acid cooler and the reagent acid cooler are both connected with circulating water pipes.
Specifically, the outlet of the drying acid pump is connected with the inlet of the high-temperature circulating tank.
The utility model has the advantages that:
the utility model provides a sulfuric acid manufacturing system, which comprises an air filter, a main blower, a drying tower, an incinerator, a boiler, a denitration reactor, a conversion device, a high-temperature absorption tower, a fuming acid absorption tower, a reagent acid absorption tower, a drying acid concentration tower, a tail absorption tower, an electric demister and a tail gas chimney, wherein the inlet of the air filter is used for air entering, the outlet of the air filter is connected with the inlet of the main blower, the outlet of the main blower is connected with the bottom of the drying tower, the incinerator is provided with two inlets, one inlet is used for the acid gas containing hydrogen sulfide to enter, the other inlet is connected with the upper part of the drying tower, the outlet of the incinerator is connected with the inlet of the boiler, the outlet of the boiler is connected with the inlet of the denitration reactor, the outlet of the denitration reactor is connected with the inlet of the conversion device, the outlet of the conversion device is connected with the bottom of the high-temperature absorption tower, the outlet, one of them branch road is connected with the bottom of fuming acid absorption tower, and another branch road joins into all the way with the upper portion of fuming acid absorption tower and is connected with the bottom of reagent acid absorption tower, and the upper portion and the bottom of dry acid absorption tower of reagent acid absorption tower are connected, and the upper portion and the access connection of tail absorption tower of dry acid absorption tower, the export of tail absorption tower and the access connection of electric demister, the export of electric demister and the access connection of tail gas chimney, and the export of tail gas chimney is arranged in discharging tail gas to the air. The sulfuric acid manufacturing system has the advantages of less equipment quantity, low requirement, low corrosion to equipment and easily obtained optional equipment and materials, so the large-scale device and the low cost are easily realized; in addition, the sulfuric acid manufacturing system directly absorbs furnace gas into acid without a cooling fan, so that the energy consumption is low, the total resistance of equipment is low, and the power consumption of the equipment is reduced; the sulfuric acid manufacturing system only needs one main fan, is easy to realize automatic control of the device, is simple and stable to operate, and is suitable for industrial production.
Drawings
Fig. 1 is a main system flow chart of a sulfuric acid production system according to the present invention.
Fig. 2 is a flow chart of a sulfuric acid circulation and cooling system of a sulfuric acid manufacturing system of the present invention.
Fig. 3 is a flow chart of a waste heat recovery system of a sulfuric acid manufacturing system of the present invention.
Fig. 4 is a flow chart of a conversion apparatus of a sulfuric acid production system according to the present invention.
Detailed Description
In order to make the technical problem, technical scheme and beneficial effect that the utility model solved more clearly understand, combine the embodiment below, it is right the utility model discloses further detailed description proceeds. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
The sulfuric acid production system of this embodiment, as shown in fig. 1, includes an air filter, a main blower, a drying tower, an incinerator, a boiler, a denitration reactor, a conversion device, a high temperature absorption tower, a fuming acid absorption tower, a reagent acid absorption tower, a drying acid concentration tower, a tail absorption tower, an electric demister and a tail gas chimney, an inlet of the air filter is used for air entering, an outlet of the air filter is connected with an inlet of the main blower, an outlet of the main blower is connected with the bottom of the drying tower, the incinerator is provided with two inlets, one inlet is used for hydrogen sulfide-containing acidic gas entering, the other inlet is connected with the upper portion of the drying tower, an outlet of the incinerator is connected with an inlet of the boiler, an outlet of the boiler is connected with an inlet of the denitration reactor, an outlet of the denitration reactor is connected with an inlet of the conversion device, an outlet of the conversion device is connected with the bottom, the upper portion export of high temperature absorption tower falls into two branches, one of them branch road is connected with the bottom of fuming acid absorption tower, another branch road converges with the upper portion of fuming acid absorption tower and becomes all the way and be connected with the bottom of reagent acid absorption tower, the upper portion of reagent acid absorption tower is connected with the bottom of dry acid concentration tower, the upper portion and the access connection of tail absorption tower of dry acid concentration tower, the export of tail absorption tower and the access connection of electric demister, the export of electric demister and the access connection of tail gas chimney, the export of tail gas chimney is arranged in discharging tail gas to the air.
As shown in fig. 4, in this embodiment, the conversion device includes a first converter section, a high temperature superheater, a second converter section, a low temperature superheater, a third converter section and a water tube boiler, an outlet of the denitration reactor is connected to an inlet of the first converter section, an outlet of the first converter section is connected to an inlet of the high temperature superheater, an outlet of the high temperature superheater is connected to an inlet of the second converter section, an outlet of the second converter section is connected to an inlet of the low temperature superheater, an outlet of the low temperature superheater is connected to an inlet of the third converter section, an outlet of the third converter section is connected to an inlet of the water tube boiler, and an outlet of the water tube boiler is connected to the bottom of the high.
In this embodiment, the high temperature absorption tower, the fuming acid absorption tower and the reagent acid absorption tower are all provided with a fiber demister.
In this embodiment, the drying tower and the drying acid concentration tower are both provided with wire mesh defoamers.
As shown in fig. 2, the system for producing sulfuric acid of the present embodiment further includes a high-temperature circulation tank, a high-temperature acid pump, a feed water heater, and a first pure water heater, wherein an outlet of the high-temperature circulation tank is connected to an inlet of the high-temperature acid pump, an outlet of the high-temperature acid pump is connected to an inlet of the feed water heater, an outlet of the feed water heater is connected to an inlet of the first pure water heater, an outlet of the first pure water heater is connected to an upper portion of the high-temperature absorption tower, and a bottom of the high-temperature absorption tower is connected to an inlet of the.
As shown in fig. 2, the system for producing sulfuric acid of this embodiment further includes a fuming circulation tank, a fuming acid pump, a second pure water heater, and a fuming acid cooler, wherein an outlet of the fuming circulation tank is connected to an inlet of the fuming acid pump, an outlet of the fuming acid pump is connected to an inlet of the second pure water heater, an outlet of the second pure water heater is connected to an inlet of the fuming acid cooler, an outlet of the fuming acid cooler is connected to an upper portion of the fuming acid absorption tower, and a bottom of the fuming acid absorption tower is connected to an inlet of the fuming circulation tank.
As shown in fig. 2, the system for manufacturing sulfuric acid of this embodiment further includes a reagent circulation tank, a reagent acid pump, a third pure water heater, and a reagent acid cooler, wherein an outlet of the reagent circulation tank is connected to an inlet of the reagent acid pump, an outlet of the reagent acid pump is connected to an inlet of the third pure water heater, an outlet of the third pure water heater is connected to an inlet of the reagent acid cooler, an outlet of the reagent acid cooler is connected to an upper portion of the reagent acid absorption tower, and a bottom of the reagent acid absorption tower is connected to an inlet of the reagent circulation tank.
As shown in fig. 2, the system for producing sulfuric acid of this embodiment further includes a drying circulation tank, a drying acid pump and a concentrated acid pump, the middle portion of the drying circulation tank is partitioned into two tank bodies by a wall body, the two tank bodies are respectively a drying acid tank and a concentrated acid tank, an outlet of the drying acid tank of the drying circulation tank is connected to an inlet of the drying acid pump, an outlet of the drying acid pump is connected to an upper portion of the drying tower, a bottom of the drying tower is connected to an inlet of the concentrated acid tank of the drying circulation tank, an outlet of the concentrated acid tank of the drying circulation tank is connected to an inlet of the concentrated acid pump, an outlet of the concentrated acid pump is connected to an upper portion of the drying acid concentration tower, and a bottom of the drying acid concentration tower is connected.
As shown in fig. 3, the system for producing sulfuric acid of this embodiment further includes a desalted water pump, a deaerator, a fuming waste heat recoverer, a reagent waste heat recoverer, a high temperature waste heat recoverer and a boiler feed water pump, wherein an inlet of the desalted water pump is used for desalted water to enter, an outlet of the desalted water pump is connected with an inlet of a third pure water heater, an outlet of the third pure water heater is connected with an inlet of a second pure water heater, an outlet of the second pure water heater is connected with an inlet of a first pure water heater, an outlet of the first pure water heater is connected with an inlet of the deaerator, an outlet of the deaerator is connected with an inlet of the fuming waste heat recoverer, an outlet of the fuming waste heat recoverer is connected with an inlet of the reagent waste heat recoverer, an outlet of the reagent waste heat recoverer is connected, the export of boiler feed water pump and feed water heater's access connection, feed water heater's export and the access connection of boiler, the export of boiler and low temperature over heater's access connection, low temperature over heater's export and high temperature over heater's access connection, high temperature over heater's exit linkage outside pipeline.
As shown in fig. 2, the system for producing sulfuric acid of this embodiment further includes a first reservoir area, a second reservoir area, and a third reservoir area, wherein the outlet of the high-temperature acid pump is connected to the first reservoir area, the outlet of the fuming acid pump is connected to the second reservoir area, and the outlet of the reagent acid pump is connected to the third reservoir area.
As shown in fig. 2, in this embodiment, the outlet of the high-temperature acid pump is connected to the inlet of the fuming circulation tank, the inlets and outlets of the fuming acid cooler and the reagent acid cooler are both connected to the circulation water pipe, and the outlet of the drying acid pump is connected to the inlet of the high-temperature circulation tank.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. A sulfuric acid production system characterized by: the device comprises an air filter, a main fan, a drying tower, an incinerator, a boiler, a denitration reactor, a conversion device, a high-temperature absorption tower, a fuming acid absorption tower, a reagent acid absorption tower, a drying acid concentration tower, a tail absorption tower, an electric demister and a tail gas chimney, wherein the inlet of the air filter is used for air to enter, the outlet of the air filter is connected with the inlet of the main fan, the outlet of the main fan is connected with the bottom of the drying tower, the incinerator is provided with two inlets, one inlet is used for hydrogen sulfide-containing acid gas to enter, the other inlet is connected with the upper part of the drying tower, the outlet of the incinerator is connected with the inlet of the boiler, the outlet of the boiler is connected with the inlet of the denitration reactor, the outlet of the denitration reactor is connected with the inlet of the conversion device, and the outlet of the conversion device is connected with the bottom of the high-temperature absorption tower, the outlet at the upper part of the high-temperature absorption tower is divided into two branches, wherein one branch is connected with the bottom of the fuming acid absorption tower, the other branch is converged with the upper part of the fuming acid absorption tower into one branch which is connected with the bottom of the reagent acid absorption tower, the upper part of the reagent acid absorption tower is connected with the bottom of the drying acid concentration tower, the upper part of the drying acid concentration tower is connected with the inlet of the tail absorption tower, the outlet of the tail absorption tower is connected with the inlet of the electric demister, the outlet of the electric demister is connected with the inlet of the tail gas chimney, and the outlet of the tail gas chimney is used for discharging tail gas into the air.
2. A sulfuric acid production system according to claim 1, wherein: the conversion device comprises a first converter section, a high-temperature superheater, a second converter section, a low-temperature superheater, a third converter section and a water tube boiler, wherein an outlet of the denitration reactor is connected with an inlet of the first converter section, an outlet of the first converter section is connected with an inlet of the high-temperature superheater, an outlet of the high-temperature superheater is connected with an inlet of the second converter section, an outlet of the second converter section is connected with an inlet of the low-temperature superheater, an outlet of the low-temperature superheater is connected with an inlet of the third converter section, an outlet of the third converter section is connected with an inlet of the water tube boiler, and an outlet of the water tube boiler is connected with the bottom of the high-temperature absorption tower.
3. A sulfuric acid production system according to claim 1, wherein: the high-temperature absorption tower, the fuming acid absorption tower and the reagent acid absorption tower are all provided with fiber demisters, and the drying tower and the drying acid concentration tower are all provided with wire mesh defoamers.
4. A sulfuric acid production system according to any one of claims 1 to 3, characterized in that: the sulfuric acid manufacturing system further comprises a high-temperature circulating tank, a high-temperature acid pump, a water supply heater and a first pure water heater, wherein an outlet of the high-temperature circulating tank is connected with an inlet of the high-temperature acid pump, an outlet of the high-temperature acid pump is connected with an inlet of the water supply heater, an outlet of the water supply heater is connected with an inlet of the first pure water heater, an outlet of the first pure water heater is connected with the upper part of the high-temperature absorption tower, and the bottom of the high-temperature absorption tower is connected with an inlet of the high-temperature circulating tank.
5. A sulfuric acid production system according to claim 4, wherein: the sulfuric acid manufacturing system further comprises a fuming circulation tank, a fuming acid pump, a second pure water heater and a fuming acid cooler, wherein an outlet of the fuming circulation tank is connected with an inlet of the fuming acid pump, an outlet of the fuming acid pump is connected with an inlet of the second pure water heater, an outlet of the second pure water heater is connected with an inlet of the fuming acid cooler, an outlet of the fuming acid cooler is connected with the upper part of the fuming acid absorption tower, and the bottom of the fuming acid absorption tower is connected with an inlet of the fuming circulation tank.
6. A sulfuric acid production system according to claim 5, wherein: the manufacturing system of sulfuric acid further comprises a reagent circulating tank, a reagent acid pump, a third pure water heater and a reagent acid cooler, wherein an outlet of the reagent circulating tank is connected with an inlet of the reagent acid pump, an outlet of the reagent acid pump is connected with an inlet of the third pure water heater, an outlet of the third pure water heater is connected with an inlet of the reagent acid cooler, an outlet of the reagent acid cooler is connected with the upper part of the reagent acid absorption tower, and the bottom of the reagent acid absorption tower is connected with an inlet of the reagent circulating tank.
7. A sulfuric acid production system according to claim 6, wherein: the utility model provides a manufacturing system of sulphuric acid still includes dry circulation groove, dry acid pump and concentrated acid pump, the middle part of dry circulation groove separates into two cell bodys with the wall body, is dry acid groove and concentrated acid groove respectively, the exit linkage dry acid pump's of dry acid groove of dry circulation groove import, the exit linkage drying tower's of dry acid pump upper portion, the import of the concentrated acid groove of dry circulation groove is connected to the bottom of drying tower, the import of the concentrated acid pump of exit linkage of the concentrated acid groove of dry circulation groove, the upper portion of the concentrated acid pump's of exit linkage dry acid concentration tower, the import of the dry acid groove of dry circulation groove is connected to the bottom of dry acid concentration tower.
8. A sulfuric acid production system according to claim 7, wherein: the sulfuric acid manufacturing system further comprises a desalted water pump, a deaerator, a fuming waste heat recoverer, a reagent waste heat recoverer, a high-temperature waste heat recoverer and a boiler water feed pump, wherein an inlet of the desalted water pump is used for desalted water to enter, an outlet of the desalted water pump is connected with an inlet of a third pure water heater, an outlet of the third pure water heater is connected with an inlet of a second pure water heater, an outlet of the second pure water heater is connected with an inlet of a first pure water heater, an outlet of the first pure water heater is connected with an inlet of the deaerator, an outlet of the deaerator is connected with an inlet of the fuming waste heat recoverer, an outlet of the fuming waste heat recoverer is connected with an inlet of the reagent waste heat recoverer, an outlet of the reagent waste heat recoverer is connected with an inlet of the high-temperature waste heat recover, the outlet of the boiler feed water pump is connected with the inlet of the feed water heater, the outlet of the feed water heater is connected with the inlet of the boiler, the outlet of the boiler is connected with the inlet of the low-temperature superheater, the outlet of the low-temperature superheater is connected with the inlet of the high-temperature superheater, and the outlet of the high-temperature superheater is connected with an external pipeline.
9. A sulfuric acid production system according to claim 8, wherein: the sulfuric acid manufacturing system further comprises a first reservoir area, a second reservoir area and a third reservoir area, wherein the outlet of the high-temperature acid pump is connected with the first reservoir area, the outlet of the fuming acid pump is connected with the second reservoir area, and the outlet of the reagent acid pump is connected with the third reservoir area.
10. A sulfuric acid production system according to claim 9, wherein: the outlet of the high-temperature acid pump is connected with the inlet of the fuming circulation tank, the outlet of the drying acid pump is connected with the inlet of the high-temperature circulation tank, and the inlets and the outlets of the fuming acid cooler and the reagent acid cooler are both connected with a circulating water pipe.
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| CN111071996A (en) * | 2019-12-31 | 2020-04-28 | 惠州市百利宏晟安化工有限公司 | Method for preparing sulfuric acid |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111071996A (en) * | 2019-12-31 | 2020-04-28 | 惠州市百利宏晟安化工有限公司 | Method for preparing sulfuric acid |
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