CN209277962U - A kind of mineral hot furnace tail gas recycle afterheat generating system - Google Patents
A kind of mineral hot furnace tail gas recycle afterheat generating system Download PDFInfo
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- CN209277962U CN209277962U CN201822211890.7U CN201822211890U CN209277962U CN 209277962 U CN209277962 U CN 209277962U CN 201822211890 U CN201822211890 U CN 201822211890U CN 209277962 U CN209277962 U CN 209277962U
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Abstract
The utility model discloses a kind of mineral hot furnace tail gas recycle afterheat generating systems, including mineral hot furnace, the air inlet of the gas outlet connection spray column of the mineral hot furnace, and the waste heat outlet of mineral hot furnace is connected with waste heat steam boiler, the gas outlet of the spray column is connected with cyclone dust collectors.The utility model is novel in design, principle is simple, with energy-saving and environment-friendly effect, saturated vapor in two boilers can be used for generating electricity, water source after heating then passes through galvanized pipe and is delivered to hot water room, hot water can be used for selling separately, increase economic well-being of workers and staff, cost is saved, provided with filter device, processing can be filtered to the flue gas in waste heat steam boiler, it solves the problems, such as that flue gas is expelled directly out to be easy to damage natural environment, effectively play environmental-protection function, condensed droplet is recycled by header tank, it is irrigated for vegetation, resource is effectively saved, reduce the wasting of resources.
Description
Technical field
The utility model relates to mineral hot furnace tail gas recycle and technical field of waste heat utilization, specifically a kind of mineral hot furnace tail gas is returned
Receive afterheat generating system.
Background technique
Silicomangan mineral hot furnace is mixed made of ore, Mn-rich slag, reducing agent char particle and flux are configured by a certain percentage
Close material, by heated by electrodes to 2000 DEG C, carry out reduction reaction, in furnace gas the total amount of CO and fuel gas reached 80% with
On, calorific value has reached 12MJ/Nm3 or so.
Furnace gas caused by mineral hot furnace cannot be utilized adequately at present, be easy to cause the wasting of resources, while to natural ring
There is also destructions to a certain extent in border.
Through retrieving, Chinese patent discloses a kind of mineral hot furnace tail gas recycle afterheat generating system (Authorization Notice No.
CN203940751U), which is related to a kind of mineral hot furnace tail gas recycle afterheat generating system, including mineral hot furnace, in the mineral hot furnace
On totally enclosed type bell is installed, its main feature is that；Water channel, the import water receiving source of the water channel are equipped in the totally enclosed type bell
And its outlet connects the import of bell waste heat boiler by pipeline, and the steam (vapor) outlet of the bell waste heat boiler passes through pipeline and steamer
Machine connection rotates to driving steam turbine, the output shaft of the steam turbine by transmission mechanism and generator shaft transmission connection to
Driven generator power generation.The system of the utility model is not influence the case where closed mineral hot furnace normally produces silicomangan
Under, steam is generated using the waste heat of mineral hot furnace lid and the mineral hot furnace emission burning of purified processing, send to steam turbine and operates,
Electrical power generators are driven, while also being recycled, to reach the tail gas resource for making full use of production line waste heat and discharge, reduce life
Produce cost.But condensation water collection is got up to be re-used as heating water source and looks like and has saved resource, contain in condensed water actually
Having many impurity and heavy metal to be re-used as the water source that heating water source is easy to cause in boiler can not drink completely, to cause water
Source waste, and the smoke outlet of its gas fired-boiler is not provided with filter device, can not be filtered to the flue gas of burning, to hold
Easily natural environment is damaged.Therefore, those skilled in the art provide a kind of mineral hot furnace tail gas recycle afterheat generating system,
To solve the problems mentioned in the above background technology.
Summary of the invention
The purpose of this utility model is to provide a kind of mineral hot furnace tail gas recycle afterheat generating systems, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the utility model provides the following technical solutions: a kind of mineral hot furnace tail gas recycle cogeneration
System, including mineral hot furnace, the mineral hot furnace gas outlet connection spray column air inlet, and mineral hot furnace waste heat outlet with it is remaining
Hot steam boiler is connected, and the gas outlet of the spray column is connected with cyclone dust collectors, the gas outlet of the cyclone dust collectors and gas
Body surge tank is connected, and the outlet side of the gas buffer tank is connected with gas-steam boiler, the steam of the gas-steam boiler
Outlet is connected with steam turbine, and the exhanst gas outlet of gas-steam boiler is connected with waste heat steam boiler, the gas-steam boiler
It is connected with the water outlet of the uniform small pump of the water inlet end of waste heat steam boiler, and gas-steam boiler and waste heat steam boiler go out
The water inlet end of water end (W.E.) uniform heat boiled water room is connected, and the steam (vapor) outlet of the waste heat steam boiler is connected with steam turbine, and afterheat steam
The smoke outlet of boiler connects filter device, and the exhaust outlet of the steam turbine connects condenser, the water outlet connection of the condenser
Header tank.
The filter device includes cylinder as a further solution of the present invention, and the inside of the cylinder is from a left side
It is disposed with just effect fibrous filter net, activated charcoal strainer and heavy metal filter screen to the right side, and one end of small pump is provided with
Evacuation port, the other end of the small pump are provided with the conduit being connected with waste heat steam boiler.
The inside of the activated charcoal strainer is in honeycomb as a further solution of the present invention, and its
Inside is added with the component of coconut carbon material, and the two ratio is 10:1.
As a further solution of the present invention, the water outlet of the waste heat steam boiler and gas-steam boiler with
It is connected by galvanized pipe between hot water room, and the middle section of galvanized pipe is connected with valve.
Steam inlet there are two the top settings of the steam turbine as a further solution of the present invention, two
It is connected by steam lead between steam inlet and waste heat steam boiler and gas-steam boiler, steam lead is a kind of PVC
The component of material.
As a further solution of the present invention, at the position of the corresponding gas outlet in the upper surface of the mineral hot furnace
Insertion is equipped with high temperature resistant negative-pressure air fan, model KYFT-750.
Compared with prior art, the utility model has the beneficial effects that the utility model is novel in design, principle is simple, tool
There is energy-saving and environment-friendly effect, the saturated vapor in two boilers can be used for generating electricity, the water source after heating then passes through galvanized pipe
It is delivered to hot water room, hot water can be used for selling separately, and increases economic well-being of workers and staff, has saved cost, be provided with filter device, can
To be filtered processing to the flue gas in waste heat steam boiler, solve flue gas be expelled directly out be easy natural environment is damaged
The problem of, environmental-protection function is effectively played, condensed droplet is recycled by header tank, is irrigated for vegetation, effective to save
About resource reduces the wasting of resources.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of mineral hot furnace tail gas recycle afterheat generating system；
Fig. 2 is a kind of structural schematic diagram of filter device in mineral hot furnace tail gas recycle afterheat generating system；
Fig. 3 is a kind of mineral hot furnace tail gas recycle afterheat generating system principle framework figure.
In figure: 1, mineral hot furnace；2, spray column；3, cyclone dust collectors；4, gas buffer tank；5, gas-steam boiler；6, vapour
Turbine；7, condenser；8, header tank；9, hot water room；10, small pump；11, filter device；110, cylinder；111, fiber mistake is just imitated
Strainer；112, activated charcoal strainer；113, heavy metal filter screen；114, evacuation port；12, waste heat steam boiler.
Specific embodiment
Please refer to Fig. 1~3, in the utility model embodiment, a kind of mineral hot furnace tail gas recycle afterheat generating system, including mine
Hot stove 1, the air inlet of the gas outlet connection spray column 2 of mineral hot furnace 1, and the corresponding gas outlet in upper surface of mineral hot furnace 1
Insertion is equipped with high temperature resistant negative-pressure air fan at position, and model KYFT-750 can be used for fuel gas transmission, ensure that combustion gas
Transmission speed improves work efficiency.
The waste heat outlet of mineral hot furnace 1 is connected with waste heat steam boiler 12, gas outlet and 3 phase of cyclone dust collectors of spray column 2
Even, the gas outlet of cyclone dust collectors 3 is connected with gas buffer tank 4, outlet side and 5 phase of gas-steam boiler of gas buffer tank 4
Even, the steam (vapor) outlet of gas-steam boiler 5 is connected with steam turbine 6, and the exhanst gas outlet of gas-steam boiler 5 and afterheat steam pot
Furnace 12 is connected, and gas-steam boiler 5 is connected with the water outlet of the uniform small pump 10 of the water inlet end of waste heat steam boiler 12, and combustion gas
Steam boiler 5 is connected with the water inlet end of the water outlet uniform heat boiled water room 9 of waste heat steam boiler 12, waste heat steam boiler 12 and combustion gas
It is connected by galvanized pipe between the water outlet of steam boiler 5 and hot water room 9, and the middle section of galvanized pipe is connected with valve, when
Water temperature in waste heat steam boiler 12 and gas-steam boiler 5 opens valve for internal part heat when reaching high-pressure saturated steam
Water carries out water source supplement by small pump 10 along galvanized pipe input hot water room 9, and the hot water in hot water room 9 can be used for list
Solely sale, increases economic well-being of workers and staff, reduces costs, and creates advantageous economic benefit for company.
The steam (vapor) outlet of waste heat steam boiler 12 is connected with steam turbine 6, and the smoke outlet of waste heat steam boiler 12 connected
Device 11 is filtered, filter device 11 includes cylinder 110, and the inside of cylinder 110 is disposed with from left to right just imitates fibrous filter net
111, activated charcoal strainer 112 and heavy metal filter screen 113, and one end of cylinder 110 is provided with evacuation port 114, cylinder 110
The other end is provided with the conduit being connected with waste heat steam boiler 12, waste heat steam boiler 12 by fume afterheat to internal water source into
To generate steam, the flue gas after consumption is discharged by smoke outlet for row heating, and the flue gas of discharge enters cylinder 110, then by just imitating
Fibrous filter net 111, activated charcoal strainer 112 and heavy metal filter screen 113 successively filter, and filtered clean gas then passes through
Evacuation port 114 is discharged, and solves the problems, such as that flue gas is expelled directly out and is easy to damage natural environment, effectively plays environmental protection
Effect.
The inside of activated charcoal strainer 112 is in honeycomb, and its internal component for being added with coconut carbon material, the two
Ratio is 10:1, effective to improve gas cleaning effect.
There are two steam inlet, two steam inlets and waste heat steam boilers 12 and combustion gas to steam for the top setting of steam turbine 6
It is connected by steam lead between boiler furnace 5, steam lead is a kind of component of PVC material, and saturated vapor enters steam turbine 6
Its internal impeller is driven to rotate, impeller is connected to play generating function with the rotor of generator.
The exhaust outlet of steam turbine 6 connects condenser 7, and the water outlet of condenser 7 connects header tank 8, goes back in the steam of discharge
There are certain temperature, and droplet is being re-converted into after condenser 7 is cooling, and droplet recycles in header tank 8, can be used for grass
Wood is irrigated, and resource has effectively been saved, and reduces the wasting of resources.
The working principle of the utility model is: ore, Mn-rich slag, reducing agent char particle and flux are matched by a certain percentage first
Mixture made of setting is put into mineral hot furnace 1 through heated by electrodes to 2000 DEG C, carries out reduction reaction, CO and flammable in furnace gas
Gas can achieve 80% or more, and calorific value has reached 12MJ/Nm3 or so, be extraordinary combustion gas, combustion gas is through spray column 2 and rotation
It is stored in gas buffer tank 4 after the processing of wind deduster 3, then is supplied to gas-steam boiler 5 after being buffered by gas buffer tank 4, together
When mineral hot furnace 1 in waste heat can also improve to waste heat steam boiler 12 as heating source, gas-steam boiler 5 is in combustion heating
High-temperature flue gas can be also transferred to waste heat steam boiler 12 simultaneously, by saturated vapor along steaming when two boilers of band generate saturated vapor
Vapour conduit is supplied to steam turbine 6 and carries out steam-electric power, and the gas of discharge is re-converted into droplet, droplet after condenser 7 is cooling
Recycling can be used for vegetation irrigation, effectively saved resource, reduce the wasting of resources in header tank 8, next two boiler
Hot water can be conveyed to hot water room by galvanized pipe, can be used for selling separately, increase economic well-being of workers and staff, reduce costs, be
Company creates advantageous economic benefit, and the water source of discharge can be supplemented by small pump 10, last waste heat steam boiler 12
In flue gas be discharged by smoke outlet, the flue gas of discharge enters cylinder 110, then by just imitating fibrous filter net 111, active carbon filters
Net 112 and heavy metal filter screen 113 successively filter, and filtered clean gas then passes through evacuation port 114 and is discharged, and solve flue gas
It is expelled directly out and is easy the problem of damaging to natural environment, effectively play environmental-protection function.
It is above-described, the only preferable specific embodiment of the utility model, but the protection scope of the utility model is simultaneously
It is not limited to this, anyone skilled in the art within the technical scope disclosed by the utility model, according to this reality
It is subject to equivalent substitution or change with novel technical solution and its utility model design, should all covers the protection in the utility model
Within the scope of.
Claims (6)
1. a kind of mineral hot furnace tail gas recycle afterheat generating system, including mineral hot furnace (1), which is characterized in that the mineral hot furnace (1)
Gas outlet connects the air inlet of spray column (2), and the waste heat outlet of mineral hot furnace (1) is connected with waste heat steam boiler (12), institute
The gas outlet for stating spray column (2) is connected with cyclone dust collectors (3), the gas outlet of the cyclone dust collectors (3) and gas buffer tank
(4) it is connected, the outlet side of the gas buffer tank (4) is connected with gas-steam boiler (5), the gas-steam boiler (5)
Steam (vapor) outlet is connected with steam turbine (6), and the exhanst gas outlet of gas-steam boiler (5) is connected with waste heat steam boiler (12), institute
It states gas-steam boiler (5) to be connected with the water outlet of the uniform small pump of water inlet end (10) of waste heat steam boiler (12), and combustion gas
Steam boiler (5) is connected with the water inlet end of the water outlet uniform heat boiled water room (9) of waste heat steam boiler (12), the afterheat steam pot
The steam (vapor) outlet of furnace (12) is connected with steam turbine (6), and the smoke outlet of waste heat steam boiler (12) connects filter device (11), institute
Exhaust outlet connection condenser (7) of steam turbine (6) is stated, the water outlet of the condenser (7) connects header tank (8).
2. a kind of mineral hot furnace tail gas recycle afterheat generating system according to claim 1, which is characterized in that the filtering dress
Setting (11) includes cylinder (110), the inside of the cylinder (110) be disposed with from left to right just effect fibrous filter net (111),
Activated charcoal strainer (112) and heavy metal filter screen (113), and one end of small pump (10) is provided with evacuation port (114), it is described
The other end of small pump (10) is provided with the conduit being connected with waste heat steam boiler (12).
3. a kind of mineral hot furnace tail gas recycle afterheat generating system according to claim 2, which is characterized in that the active carbon
The inside of filter screen (112) is in honeycomb, and its internal component for being added with coconut carbon material, the two ratio are 10:1.
4. a kind of mineral hot furnace tail gas recycle afterheat generating system according to claim 1, which is characterized in that the waste heat steams
It is connected by galvanized pipe between boiler furnace (12) and the water outlet of gas-steam boiler (5) and hot water room (9), and galvanized pipe
Middle section be connected with valve.
5. a kind of mineral hot furnace tail gas recycle afterheat generating system according to claim 1, which is characterized in that the steam turbine
(6) top setting there are two steam inlet, two steam inlets and waste heat steam boiler (12) and gas-steam boiler (5) it
Between by steam lead be connected, steam lead be a kind of PVC material component.
6. a kind of mineral hot furnace tail gas recycle afterheat generating system according to claim 1, which is characterized in that the mineral hot furnace
(1) insertion is equipped with high temperature resistant negative-pressure air fan, model KYFT-750 at the position of the corresponding gas outlet in upper surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822211890.7U CN209277962U (en) | 2018-12-19 | 2018-12-19 | A kind of mineral hot furnace tail gas recycle afterheat generating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822211890.7U CN209277962U (en) | 2018-12-19 | 2018-12-19 | A kind of mineral hot furnace tail gas recycle afterheat generating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209277962U true CN209277962U (en) | 2019-08-20 |
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ID=67607766
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822211890.7U Expired - Fee Related CN209277962U (en) | 2018-12-19 | 2018-12-19 | A kind of mineral hot furnace tail gas recycle afterheat generating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209277962U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111392970A (en) * | 2020-04-01 | 2020-07-10 | 北京鼎勝投资管理有限公司 | Sewage treatment device and method |
| CN117846738A (en) * | 2024-01-12 | 2024-04-09 | 山东中拓新能源有限公司 | Submerged arc furnace tail gas generator set |
-
2018
- 2018-12-19 CN CN201822211890.7U patent/CN209277962U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111392970A (en) * | 2020-04-01 | 2020-07-10 | 北京鼎勝投资管理有限公司 | Sewage treatment device and method |
| CN117846738A (en) * | 2024-01-12 | 2024-04-09 | 山东中拓新能源有限公司 | Submerged arc furnace tail gas generator set |
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| 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: 20190820 |