CN201560207U - Blast furnace blast-dehumidification device utilizing waste heat of flue gas from hot blast furnace - Google Patents
Blast furnace blast-dehumidification device utilizing waste heat of flue gas from hot blast furnace Download PDFInfo
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- CN201560207U CN201560207U CN2010201312050U CN201020131205U CN201560207U CN 201560207 U CN201560207 U CN 201560207U CN 2010201312050 U CN2010201312050 U CN 2010201312050U CN 201020131205 U CN201020131205 U CN 201020131205U CN 201560207 U CN201560207 U CN 201560207U
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- blast
- blast furnace
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- flue gas
- moisture eliminator
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Abstract
The utility model relates to a blast furnace blast-dehumidification device utilizing the waste heat of flue gas from a hot blast furnace, which comprises at least one heat exchanger, at least one hot water type lithium bromide absorption refrigerating unit, a blast furnace blast-dehumidification device and an air filter; and the heat exchanger is connected with a flue gas discharge pipeline for the hot blast furnace through a smoke flue, the hot water type lithium bromide absorption refrigerating unit is connected with the heat exchanger through a hot water pump and a pipeline, the blast furnace blast-dehumidification device is connected with the hot water type lithium bromide absorption refrigerating unit through a cold water pump and a pipeline, the air filter is arranged at an inlet of the blast furnace blast-dehumidification device, and an outlet of the blast furnace blast-dehumidification device is connected with an air blower. The waste heat of flue gas from the hot blast furnace is utilized as energy for driving the hot water type lithium bromide absorption refrigerating unit to provide cold water for the blast furnace blast-dehumidification device to achieve the purpose of blast dehumidification, and the waste heat of flue gas from the hot blast furnace is effectively utilized, therefore, the energy resources are saved, simultaneously, the pollution to environment is reduced, and the requirements of energy conservation and emission reduction are met.
Description
Technical field
The utility model relates to a kind of dehumidification equipment, especially relates to a kind of blast furnace blast dehumidification equipment that utilizes the hot-blast stove fume waste heat.
Background technology
Existing blast furnace blast dehumidification equipment adopts the mode of condensation for supplying with the air dehumidification of blast furnace, employed low-temperature receiver mainly is power-actuated unit cooler or utilizes steam as driven by energy steam type lithium bromide absorption cold water unit that this mode need consume a large amount of electric power or steam; And the high-temperature flue gas of blast funnace hot blast stove temperature after carrying out heat exchange with heat storage reduces, becoming exhaust gas of hot-blast stove discharges from flue, the temperature of the exhaust gas of hot-blast stove of this moment is more than 120 ℃, do not add utilization like this and just be drained into surrounding environment, not only waste energy, while is contaminate environment also, does not also meet the requirement of energy-saving and emission-reduction.
The utility model content
The applicant has carried out research and has improved at above-mentioned problem, and a kind of blast furnace blast dehumidification equipment is provided, and utilizes the hot-blast stove fume waste heat to drive its unit cooler as low-temperature receiver, effectively utilizes the hot-blast stove fume waste heat, and save energy reduces the pollution to environment simultaneously.
In order to solve the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of blast furnace blast dehumidification equipment that utilizes the hot-blast stove fume waste heat comprises at least one interchanger, at least one hot water lithium bromide absorbing unit cooler, blast furnace blast moisture eliminator and air filter; Interchanger connects the hot-blast stove fume discharge tube by flue, hot water lithium bromide absorbing unit cooler and interchanger are by hot water pump and pipe connection, the blast furnace blast moisture eliminator is connected with the hot water lithium bromide absorbing unit cooler by water supply pump and pipeline, air filter is arranged on the ingress of blast furnace blast moisture eliminator, and the outlet of blast furnace blast moisture eliminator connects gas blower.
A kind of blast furnace blast dehumidification equipment that utilizes the hot-blast stove fume waste heat comprises at least one flue gas type lithium-bromide absorption-type refrigerating machine group, blast furnace blast moisture eliminator and air filter; Flue gas type lithium-bromide absorption-type refrigerating machine group connects the hot-blast stove fume discharge tube by flue, the blast furnace blast moisture eliminator is connected with flue gas type lithium-bromide absorption-type refrigerating machine group by water supply pump and pipeline, air filter is arranged on the ingress of blast furnace blast moisture eliminator, and the outlet of blast furnace blast moisture eliminator connects gas blower.
Technique effect of the present utility model is:
The disclosed a kind of blast furnace blast dehumidification equipment that utilizes the hot-blast stove fume waste heat of the utility model, utilize the hot-blast stove fume waste heat to reach the purpose of air blow for removing moisture for blast furnace blast dehumidification equipment provides cold water as driven by energy lithium bromide absorption cold water unit, effectively utilize the hot-blast stove fume waste heat, save energy, reduce pollution simultaneously, meet the requirement of energy-saving and emission-reduction environment.
Description of drawings
Fig. 1 is the synoptic diagram of embodiment 1.
Fig. 2 is the synoptic diagram of embodiment 2.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail.
Embodiment 1
As shown in Figure 1, the utility model comprises 2 interchanger 1,2 hot water lithium bromide absorbing unit cooler 2, blast furnace blast moisture eliminator 4 and air filters 3, interchanger 1 connects hot-blast stove fume discharge tube 5 by flue 7, be provided with flue gas trip valve 501 in the hot-blast stove fume discharge tube 5 and connect chimney 6, be provided with flue gas trip valve 701 in the flue 7.Hot water lithium bromide absorbing unit cooler 2 is connected by hot water pump 9 and pipeline 8 with interchanger 1, the interchanger 401 of blast furnace blast moisture eliminator 4 is connected with hot water lithium bromide absorbing unit cooler 2 by water supply pump 10 and pipeline 11, air filter 3 is arranged on the ingress of blast furnace blast moisture eliminator 4, and the outlet of blast furnace blast moisture eliminator 4 connects gas blower (not drawing in the drawings).
When reality is used, close the flue gas trip valve 501 in the hot-blast stove fume discharge tube 5, open the flue gas trip valve 701 in the flue 7, flue gas enters interchanger 1, the waste heat of flue gas raises water temperature in interchanger 1, hot water pumps into hot water lithium bromide absorbing unit cooler 2 by hot water pump 9 and pipeline 8, and driving hot water lithium bromide absorbing unit cooler 2 refrigeration, the cold water that hot water lithium bromide absorbing unit cooler 2 refrigeration produce pumps into the interchanger 401 of blast furnace blast moisture eliminator 4 by water supply pump 10 and pipeline 11, air is through the filtration of air filter 3, interchanger 401 places condensation dehumidification at blast furnace blast moisture eliminator 4, and, be blown in the blast furnace by gas blower through mist eliminator 402 demists of blast furnace blast moisture eliminator 4.
Embodiment 2
As shown in Figure 2, the utility model comprises 2 flue gas type lithium-bromide absorption-type refrigerating machine groups 13, blast furnace blast moisture eliminator 4 and air filters 3, flue gas type lithium-bromide absorption-type refrigerating machine group 13 connects hot-blast stove fume discharge tube 5 by flue 12, be provided with flue gas trip valve 501 in the hot-blast stove fume discharge tube 5 and connect chimney 6, be provided with flue gas trip valve 1201 in the flue 12.The interchanger 401 of blast furnace blast moisture eliminator 4 is connected with flue gas type lithium-bromide absorption-type refrigerating machine group 13 by water supply pump 10 and pipeline 11, air filter 3 is arranged on the ingress of blast furnace blast moisture eliminator 4, and the outlet of blast furnace blast moisture eliminator 4 connects gas blower (not drawing in the drawings).
When reality is used, close the flue gas trip valve 501 in the hot-blast stove fume discharge tube 5, open the flue gas trip valve 1201 in the flue 12, flue gas directly enters flue gas type lithium-bromide absorption-type refrigerating machine group 13 by flue 12, and the waste heat that utilizes flue gas drives flue gas type lithium-bromide absorption-type refrigerating machine group 13 refrigeration, the cold water that flue gas type lithium-bromide absorption-type refrigerating machine group 13 refrigeration produce pumps into the interchanger 401 of blast furnace blast moisture eliminator 4 by water supply pump 10 and pipeline 11, air is through the filtration of air filter 3, interchanger 401 places condensation dehumidification at blast furnace blast moisture eliminator 4, and, be blown in the blast furnace by gas blower through mist eliminator 402 demists of blast furnace blast moisture eliminator 4.
Claims (2)
1. a blast furnace blast dehumidification equipment that utilizes the hot-blast stove fume waste heat is characterized in that: comprise at least one interchanger, at least one hot water lithium bromide absorbing unit cooler, blast furnace blast moisture eliminator and air filter; Interchanger connects the hot-blast stove fume discharge tube by flue, hot water lithium bromide absorbing unit cooler and interchanger are by hot water pump and pipe connection, the blast furnace blast moisture eliminator is connected with the hot water lithium bromide absorbing unit cooler by water supply pump and pipeline, air filter is arranged on the ingress of blast furnace blast moisture eliminator, and the outlet of blast furnace blast moisture eliminator connects gas blower.
2. a blast furnace blast dehumidification equipment that utilizes the hot-blast stove fume waste heat is characterized in that: comprise at least one flue gas type lithium-bromide absorption-type refrigerating machine group, blast furnace blast moisture eliminator and air filter; Flue gas type lithium-bromide absorption-type refrigerating machine group connects the hot-blast stove fume discharge tube by flue, the blast furnace blast moisture eliminator is connected with flue gas type lithium-bromide absorption-type refrigerating machine group by water supply pump and pipeline, air filter is arranged on the ingress of blast furnace blast moisture eliminator, and the outlet of blast furnace blast moisture eliminator connects gas blower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201312050U CN201560207U (en) | 2010-03-03 | 2010-03-03 | Blast furnace blast-dehumidification device utilizing waste heat of flue gas from hot blast furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201312050U CN201560207U (en) | 2010-03-03 | 2010-03-03 | Blast furnace blast-dehumidification device utilizing waste heat of flue gas from hot blast furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201560207U true CN201560207U (en) | 2010-08-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201312050U Expired - Fee Related CN201560207U (en) | 2010-03-03 | 2010-03-03 | Blast furnace blast-dehumidification device utilizing waste heat of flue gas from hot blast furnace |
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| CN (1) | CN201560207U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102851420A (en) * | 2012-09-12 | 2013-01-02 | 首钢总公司 | Steelmaking residual heat step recycling method |
| CN103451343A (en) * | 2013-09-25 | 2013-12-18 | 中国五冶集团有限公司 | Full waste heat dehumidification method based on blast-furnace air and system for achieving same |
| CN105627700A (en) * | 2016-01-14 | 2016-06-01 | 中盈长江国际新能源投资有限公司 | Drying system with combination of hot air drying and cold air drying |
| CN107119164A (en) * | 2017-04-26 | 2017-09-01 | 中冶南方工程技术有限公司 | Hot-blast stove fume waste heat dries the process system of blast furnace gas |
| AT517269A3 (en) * | 2015-06-12 | 2017-11-15 | Frick Adolf | Flue gas filter system |
| CN114234212A (en) * | 2021-11-18 | 2022-03-25 | 浙江菲达环保科技股份有限公司 | Waste heat utilization type zeolite rotating wheel catalytic oxidation VOCs treatment system and method |
-
2010
- 2010-03-03 CN CN2010201312050U patent/CN201560207U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102851420A (en) * | 2012-09-12 | 2013-01-02 | 首钢总公司 | Steelmaking residual heat step recycling method |
| CN103451343A (en) * | 2013-09-25 | 2013-12-18 | 中国五冶集团有限公司 | Full waste heat dehumidification method based on blast-furnace air and system for achieving same |
| AT517269A3 (en) * | 2015-06-12 | 2017-11-15 | Frick Adolf | Flue gas filter system |
| AT517269B1 (en) * | 2015-06-12 | 2017-11-15 | Frick Adolf | Flue gas filter system |
| CN105627700A (en) * | 2016-01-14 | 2016-06-01 | 中盈长江国际新能源投资有限公司 | Drying system with combination of hot air drying and cold air drying |
| CN105627700B (en) * | 2016-01-14 | 2018-08-07 | 中盈长江国际新能源投资有限公司 | The drying system that hot wind and cold air drying are combined |
| CN107119164A (en) * | 2017-04-26 | 2017-09-01 | 中冶南方工程技术有限公司 | Hot-blast stove fume waste heat dries the process system of blast furnace gas |
| CN114234212A (en) * | 2021-11-18 | 2022-03-25 | 浙江菲达环保科技股份有限公司 | Waste heat utilization type zeolite rotating wheel catalytic oxidation VOCs treatment system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100825 Termination date: 20170303 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |