CN205784652U - A kind of roasting lateritic nickel ore afterheat energy-saving retracting device - Google Patents
A kind of roasting lateritic nickel ore afterheat energy-saving retracting device Download PDFInfo
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- CN205784652U CN205784652U CN201620651476.6U CN201620651476U CN205784652U CN 205784652 U CN205784652 U CN 205784652U CN 201620651476 U CN201620651476 U CN 201620651476U CN 205784652 U CN205784652 U CN 205784652U
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- Prior art keywords
- tail gas
- heat
- waste
- energy
- nickel ore
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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
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model discloses a kind of roasting lateritic nickel ore afterheat energy-saving retracting device, the waste heat from tail gas recovery channel being connected is exported including with the rotary kiln in roasting lateritic nickel ore production line, described waste heat from tail gas recovery channel connects a Waste-heat boiler, described Waste-heat boiler is provided with the tail gas heat exchange cooler that waste heat from tail gas can be utilized to produce steam, described Waste-heat boiler is provided with jet chimney be connected with condensing turbine, the outfan of described condensing turbine connects generating and energy storage device and PTO, described PTO controls to be connected with the power shaft being located in the ventilating fan on rotary kiln, the power shaft of described ventilating fan be also associated with one can clutch handle assistant starting motor；This utility model can utilize waste heat from tail gas to produce steam to carry out generating electricity or output kinetic energy, it is possible to utilizes electric energy prepared by waste heat or kinetic energy to drive the power-equipment on production line, it is possible to energy efficiency, increases economic efficiency.
Description
Technical field
This utility model relates to rustless steel production technical field, particularly relates to a kind of roasting lateritic nickel ore afterheat energy-saving and reclaims
Device.
Background technology
The RKEF smelting process (rotary kiln-mineral hot furnace technique) using smelting laterite-nickel ores rustless steel dilval is country
Encourage the new technology of development, need during smelting lateritic nickel ore to be become nickel minerals high temperature calcining through rotary kiln high temperature reduction, the most again
Dilval is become through mine heat furnace smelting.
Need to consume substantial amounts of heat energy when utilizing rotary kiln to prepare high temperature calcining, wherein have substantial amounts of heat along with revolution
The tail gas of kiln is discharged, and for effective recycling resource, needs to recycle the heat energy in rotary kiln exhaust gas, reduces
The usage amount of production process fuel, to increase economic efficiency further, the most more energy-conserving and environment-protective.
Summary of the invention
For overcoming the deficiencies in the prior art, this utility model provides one can effective recycling heat energy, Neng Goujie
The roasting lateritic nickel ore afterheat energy-saving retracting device of energy potentiation.
This utility model be the technical scheme is that a kind of roasting lateritic nickel ore waste heat joint by reaching above-mentioned technical purpose
Energy retracting device, exports, including with the rotary kiln in roasting lateritic nickel ore production line, the waste heat from tail gas recovery channel being connected, described
Waste heat from tail gas recovery channel connects a Waste-heat boiler, is provided with waste heat from tail gas can be utilized raw in described Waste-heat boiler
The tail gas heat exchange cooler of producing steam, is provided with jet chimney in described Waste-heat boiler and is connected with condensing turbine, described
The outfan of condensing turbine connects generating and energy storage device and PTO, described PTO be located at back
Power shaft in ventilating fan on rotary kiln controls to be connected, and the power shaft of described ventilating fan is also associated with one can clutch behaviour
Vertical assistant starting motor；When the steam drive condensing turbine utilizing waste heat from tail gas to produce, condensing turbine connects
PTO can be driven back to rotary kiln ventilating fan operating, the assistant starting motor of ventilating fan input shaft end can from
Dynamic circuit breaker is opened and is no longer consumed electric energy, it is also possible to the kinetic energy utilizing waste heat from tail gas production steam to carry out generating electricity or export drives more dynamic
Power equipment, more energy-conservation.
Being provided with in described tail gas recycle pipeline can the cyclone dust collector of pre-dedusting.
Described tail gas heat exchange cooler is provided with the heat exchange pipeline that spiral winding is arranged.
The beneficial effects of the utility model are: use said structure, by going out at roasting lateritic nickel ore production line rotary kiln
Mouth arranges waste heat from tail gas recovery channel, and the connection of waste heat from tail gas recovery channel has surplus heat and utilizes boiler, and Waste-heat boiler reconnects
One condensing turbine, condensing turbine reconnects generating and energy storage device and PTO, PTO with
The power shaft of rotary kiln ventilating fan controls to be connected, it is possible to utilizes waste heat from tail gas to produce steam and carries out generating electricity or output kinetic energy, energy
Enough utilize electric energy prepared by waste heat or kinetic energy to drive the power-equipment on production line, it is possible to energy efficiency, increase economic efficiency.
Accompanying drawing explanation
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings.Wherein:
Fig. 1 is the structural representation of this utility model roasting lateritic nickel ore afterheat energy-saving retracting device.
Detailed description of the invention
By describing technology contents of the present utility model, structural feature in detail, being realized purpose and effect, below in conjunction with enforcement
Mode also coordinates accompanying drawing to describe in detail.
Referring to shown in Fig. 1, this utility model roasting lateritic nickel ore afterheat energy-saving retracting device includes producing with high nickel minerals
The waste heat from tail gas recovery channel 1 that rotary kiln outlet in line is connected, described waste heat from tail gas recovery channel 1 connects a UTILIZATION OF VESIDUAL HEAT IN
Boiler 2, is provided with the tail gas heat exchange cooler 21 that waste heat from tail gas can be utilized to produce steam in described Waste-heat boiler 2, described
Being provided with jet chimney 22 in Waste-heat boiler 2 to be connected with condensing turbine 3, the outfan of described condensing turbine 3 is even
Be connected to generating and energy storage device 4 and PTO 5, described PTO 5 with in the ventilating fan 6 being located on rotary kiln
Power shaft control be connected, the power shaft of described ventilating fan 6 be also associated with one can clutch handle assistant starting motor
7。
Being provided with in described waste heat from tail gas recovery channel 1 can the cyclone dust collector 8 of pre-dedusting.
Described tail gas heat exchange cooler 21 is provided with the heat exchange pipeline 211 that spiral winding is arranged.
The foregoing is only embodiment of the present utility model, not thereby limit the scope of the claims of the present utility model, every
Utilize the equivalent structure transformation that this utility model description and accompanying drawing content are made, or be directly or indirectly used in what other were correlated with
Technical field, is the most in like manner included in scope of patent protection of the present utility model.
Claims (3)
1. a roasting lateritic nickel ore afterheat energy-saving retracting device, it is characterised in that: include with in roasting lateritic nickel ore production line
Rotary kiln outlet be connected waste heat from tail gas recovery channel, described waste heat from tail gas recovery channel connect a Waste-heat boiler,
Described Waste-heat boiler is provided with the tail gas heat exchange cooler that waste heat from tail gas can be utilized to produce steam, described UTILIZATION OF VESIDUAL HEAT IN pot
Being provided with jet chimney in stove to be connected with condensing turbine, the outfan of described condensing turbine connects generating and energy storage device
And PTO, described PTO controls to be connected with the power shaft being located in the ventilating fan on rotary kiln, institute
State the power shaft of ventilating fan be also associated with one can the assistant starting motor handled of clutch.
A kind of roasting lateritic nickel ore afterheat energy-saving retracting device the most according to claim 1, it is characterised in that: described tail gas
Being provided with in recovery channel can the cyclone dust collector of pre-dedusting.
A kind of roasting lateritic nickel ore afterheat energy-saving retracting device the most according to claim 1, it is characterised in that: described tail gas
Heat exchange cooler is provided with the heat exchange pipeline that spiral winding is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620651476.6U CN205784652U (en) | 2016-06-27 | 2016-06-27 | A kind of roasting lateritic nickel ore afterheat energy-saving retracting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620651476.6U CN205784652U (en) | 2016-06-27 | 2016-06-27 | A kind of roasting lateritic nickel ore afterheat energy-saving retracting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205784652U true CN205784652U (en) | 2016-12-07 |
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ID=58128748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620651476.6U Active CN205784652U (en) | 2016-06-27 | 2016-06-27 | A kind of roasting lateritic nickel ore afterheat energy-saving retracting device |
Country Status (1)
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| CN (1) | CN205784652U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106746542A (en) * | 2017-02-24 | 2017-05-31 | 本溪玉晶玻璃有限公司 | A kind of annealing kiln air draft thermoelectric conversion self-application device |
-
2016
- 2016-06-27 CN CN201620651476.6U patent/CN205784652U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106746542A (en) * | 2017-02-24 | 2017-05-31 | 本溪玉晶玻璃有限公司 | A kind of annealing kiln air draft thermoelectric conversion self-application device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |