CN204787808U - Discontinuous electromagnetic heating boiling calcination test device - Google Patents
Discontinuous electromagnetic heating boiling calcination test device Download PDFInfo
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- CN204787808U CN204787808U CN201520488057.0U CN201520488057U CN204787808U CN 204787808 U CN204787808 U CN 204787808U CN 201520488057 U CN201520488057 U CN 201520488057U CN 204787808 U CN204787808 U CN 204787808U
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- electromagnetic induction
- boiling
- boiling bed
- induction generator
- air compartment
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- 238000009835 boiling Methods 0.000 title claims abstract description 41
- 238000010438 heat treatment Methods 0.000 title claims abstract description 14
- 238000001354 calcination Methods 0.000 title abstract 4
- 230000005674 electromagnetic induction Effects 0.000 claims abstract description 38
- 239000000463 material Substances 0.000 claims abstract description 29
- 238000007789 sealing Methods 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 3
- 238000005245 sintering Methods 0.000 abstract description 12
- 238000000034 method Methods 0.000 abstract description 8
- 239000007789 gas Substances 0.000 description 10
- 239000002994 raw material Substances 0.000 description 5
- 229910052500 inorganic mineral Inorganic materials 0.000 description 3
- 239000011707 mineral Substances 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 229920002456 HOTAIR Polymers 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000036748 firing rate Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
Abstract
The utility model discloses a discontinuous electromagnetic heating boiling calcination test device, it is by the top cap, electromagnetic induction generator, the electromagnetic induction controller, furnace, the gas distribution board, the hot -blast furnace, temperature measuring device constitutes, be equipped with temperature measuring device on the top cap, temperature measuring device's measuring junction gos deep into the boiling bed intermediate position, furnace, reducing and boiling bed form equipment principal, and install electromagnetic induction generator additional in this main part outside, the last electromagnetic induction controller that is equipped with of electromagnetic induction generator, the boiling bed bottom is equipped with the gas distribution board with plenum intercommunication department, the plenum bottom is equipped with and sinks grey mouthful, plenum one side and air intake connection, it preheats the hot -blast furnace to be equipped with the electromagnetism on the air intake pipeline, the utility model discloses a sintering temperature of boiling roasting test in -process is maintain to electromagnetic heating's mode, and through the air current material that turns, the calcination is even, the sintering temperature and the calcination time control system of material, adopt the electromagnetism to preheat the hot -blast furnace for the boiling air feed preheats, preheat fast, the energy saving.
Description
Technical field
The utility model relates to a kind of electronic product, and particularly a kind of electromagnetic energy that utilizes is to carry out the discontinuous fluidized bed roasting experimental rig of fluidized bed roasting.
Background technology
As everyone knows, fluidized bed roasting is tested, the exothermic reaction of mineral itself generally cannot maintain sintering temperature for a long time, and the exothermic reaction of some mineral own cannot meet fluidized bed roasting test requirements document, and also cannot ensure in test the stability of sintering temperature by mineral itself.General fluidized bed roasting experimental rig installs Resistant heating additional for maintaining fluidized bed roasting temperature in oxide boiling roasting device outside, but resistance wire service life is short, easily rupture, strict and oxide boiling roasting device outer wall is needed to keep insulating, and use for a long time leaky easily occurs, and also need to be incubated device itself, power consumption is very high, and device maintenance is also inconvenient.Electromagnetic Heating has fast, the energy-conservation advantage of firing rate, but Electromagnetic Heating adopts magnetic field induction eddy heating for heating principle, namely electric current is utilized to produce magnetic field by coil, when the magnetic force in magnetic field is by canister, namely can produce countless little eddy current, make container heating at a high speed voluntarily itself, then calorified the object in container by heat transfer again, therefore electromagnetic energy directly can not heat material, and the mode of indirect need be adopted to heat material.Be generally metal alloy (normally ferrous materials) based on oxide boiling roasting device outer wall materials, therefore, electromagnetic energy can be utilized to control sintering temperature in fluidized bed roasting process of the test.
Summary of the invention
The purpose of this utility model is the problem of wasting energy of the conventional fluidized bed roasting experimental rig existence of solution and the easy loss of attemperator, and provides a kind of discontinuous Electromagnetic Heating fluidized bed roasting experimental rig.
The utility model is by top cover, electromagnetic induction generator, electromagnetic induction controller, burner hearth, reducing, boiling bed, air compartment, gas distribution grid, hot-blast stove, temperature measuring equipment forms, and top cover is connected with bolt and flange seal with upper furnace, and top cover is provided with temperature measuring equipment, exhaust opening, charge door, charge door official road is provided with reinforced valve, and the measuring junction of temperature measuring equipment gos deep into boiling bed centre position, burner hearth, welded seal is adopted between reducing and boiling bed, forming device main body, and install electromagnetic induction generator additional in this equipment body outside, fill with partiting thermal insulation material between electromagnetic induction generator and equipment body, electromagnetic induction generator is provided with electromagnetic induction controller, bottom boiling bed with air compartment with bolt and Flange joint, gas distribution grid is provided with air compartment connectivity part bottom boiling bed, distribution of gas panel area has sealing gasket, sealing gasket realizes bolt seal with boiling bed flange in the bottom and air compartment upper flange and is connected, heavy grey mouth is provided with bottom air compartment, heavy grey mouth pipeline is equipped with ash discharge valve, air compartment side is connected with air inlet, air inlet pipeline is equipped with electromagnetism preheating heat wind furnace.
Operation principle of the present utility model is:
Electromagnetic energy is adopted to provide thermal balance energy to carry out fluidized bed roasting test for fluidized bed roasting experimental rig.Material feeds in stove from top cover top material inlet, dismantles discharge bottom boiling bed with junction, air compartment top by test after being completed.After having fed in raw material, close reinforced valve, open electromagnetic induction generator and electromagnetism preheating heat wind furnace, electromagnetic induction generator is by firing equipment body outer wall, material and space transferring heat in stove, meanwhile to material air feed, material is made to be in fluidized bed roasting state, temperature of charge feeds back to electromagnetic induction controller by temperature measuring equipment, the size of electromagnetic induction generator current strength is controlled by electromagnetic induction controller, and then control the power of electromagnetic induction, thus reach the object controlling fluidized bed roasting test temperature.When fluidized bed roasting off-test, roasting material released by the connecting bolt that boiling of dismantling is surveyed between bottom and air compartment top.
Feature of the present utility model is: adopt electromagnetic energy to be that in fluidized bed roasting process of the test, burner hearth, reducing and boiling bed carry out the stability heating to maintain sintering temperature in fluidized bed roasting process of the test; Boiling bed air feed is electromagnetism preheated hot air.
Utility model works process is: be set to air quantity and fluidized bed roasting temperature target and hot-blast stove preheat temperature desired value according to the treating capacity of material and material fluidized bed roasting time.First open charging valve goalkeeper material and send into boiling bed in stove by charge door, rear closedown of having fed in raw material is fed in raw material valve, close ash discharge valve simultaneously, open air-introduced machine and to gas air pump, blow to electromagnetism preheating heat wind furnace according to being set to air quantity, air-flow enters air compartment through being heated as hot blast, and blowed to boiling bed material by the eyelet on gas distribution grid, material is made to be in fluidized state, meanwhile open electromagnetic induction generator to start to heat burner hearth, reducing and boiling bed, until temperature rises to setting value.Control electromagnetic induction generator current strength by electromagnetic induction controller, and then control the sintering temperature in fluidized bed roasting process of the test, sintering temperature is tended towards stability state.The flue gas that roasting produces is discharged through exhaust opening; After roasting completes, close electromagnetic induction generator and electromagnetism preheating heat wind furnace and air feed air pump, the connecting bolt of Zai Xie lower air chamber and boiling bed, releases burned material.
The beneficial effects of the utility model are: adopt the mode of Electromagnetic Heating to maintain the sintering temperature in fluidized bed roasting process of the test, and by air-flow turning over materials, roasting is even, and the sintering temperature of material and roasting time can control; Adopt electromagnetism preheating heat wind furnace for the preheating of boiling air feed, preheating speed is fast, economize energy.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment.
Fig. 2 is the schematic front view of the utility model embodiment.
Detailed description of the invention
Refer to shown in Fig. 1, for embodiment of the present utility model, it is by top cover 3, electromagnetic induction generator 5, electromagnetic induction controller 7, burner hearth 4, reducing 8, boiling bed 9, air compartment 12, gas distribution grid 10, electromagnetism preheating heat wind furnace 15 and temperature measuring equipment 17 form, top cover 3 is connected with bolt and flange seal with burner hearth 4 top, top cover 3 is provided with temperature measuring equipment 17, exhaust opening 18 and charge door 1, charge door 1 pipeline is provided with reinforced valve 2, the measuring junction of temperature measuring equipment 17 gos deep into centre position in boiling bed 9, burner hearth 4, welded seal is adopted between reducing 8 and boiling bed 9, forming device main body, and install electromagnetic induction generator 5 additional in this equipment body outside, fill with partiting thermal insulation material 6 between electromagnetic induction generator 5 and equipment body, electromagnetic induction generator 5 is provided with electromagnetic induction controller 7, bottom boiling bed 9 with air compartment 12 with bolt and Flange joint, gas distribution grid 10 is provided with air compartment 12 connectivity part bottom boiling bed 9, sealing gasket 11 is had around gas distribution grid 10, sealing gasket 11 realizes bolt seal with boiling bed 9 flange in the bottom and air compartment 12 upper flange and is connected, heavy grey mouth 13 is provided with bottom air compartment 12, heavy grey mouth 13 pipeline is equipped with ash discharge valve 14, air compartment 12 side is connected with air inlet 16, electromagnetism preheating heat wind furnace 15 air inlet 16 pipeline is equipped with.
The present embodiment course of work is:
Air quantity and fluidized bed roasting temperature target and hot-blast stove preheat temperature desired value is set to according to the treating capacity of material and material fluidized bed roasting time.First open reinforced valve 2 and material is sent into boiling bed 9 in stove by charge door 1, rear closedown of having fed in raw material is fed in raw material valve 2, close ash discharge valve 14 simultaneously, open air-introduced machine and to gas air pump, blow to electromagnetism preheating heat wind furnace 15 according to being set to air quantity, air-flow enters air compartment 12 through being heated as hot blast, and blowed to boiling bed 9 material by the eyelet on gas distribution grid 10, material is made to be in fluidized state, meanwhile open electromagnetic induction generator 5 to start to heat, until temperature rises to setting value burner hearth 4, reducing 8 and boiling bed 9.Control electromagnetic induction generator 5 current strength by electromagnetic induction controller 7, and then control the sintering temperature in fluidized bed roasting process of the test, sintering temperature is tended towards stability state.The flue gas that roasting produces is discharged through exhaust opening 18; After roasting completes, close electromagnetic induction generator 5, electromagnetic induction controller 7, electromagnetism preheating heat wind furnace 15 and air feed air pump, Zai Xie lower air chamber 12 and the connecting bolt of boiling bed 9, release burned material.
Claims (1)
1. a discontinuous Electromagnetic Heating fluidized bed roasting experimental rig, it is characterized in that: be by top cover (3), electromagnetic induction generator (5), electromagnetic induction controller (7), burner hearth (4), reducing (8), boiling bed (9), air compartment (12), gas distribution grid (10), electromagnetism preheating heat wind furnace (15) and temperature measuring equipment (17) composition, top cover (3) is connected with bolt and flange seal with burner hearth (4) top, top cover (3) is provided with temperature measuring equipment (17), exhaust opening (18) and charge door (1), charge door (1) pipeline is provided with reinforced valve (2), the measuring junction of temperature measuring equipment (17) gos deep into boiling bed (9) interior centre position, burner hearth (4), welded seal is adopted between reducing (8) and boiling bed (9), forming device main body, and install electromagnetic induction generator (5) additional in this equipment body outside, fill with partiting thermal insulation material (6) between electromagnetic induction generator (5) and equipment body, electromagnetic induction generator (5) is provided with electromagnetic induction controller (7), boiling bed (9) bottom and air compartment (12) are with bolt and Flange joint, boiling bed (9) bottom is provided with gas distribution grid (10) with air compartment (12) connectivity part, gas distribution grid (10) has sealing gasket (11) around, sealing gasket (11) realizes bolt seal with boiling bed (9) flange in the bottom and air compartment (12) upper flange and is connected, air compartment (12) bottom is provided with heavy grey mouth (13), heavy grey mouth (13) pipeline is equipped with ash discharge valve (14), air compartment (12) side is connected with air inlet (16), electromagnetism preheating heat wind furnace (15) air inlet (16) pipeline is equipped with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520488057.0U CN204787808U (en) | 2015-07-08 | 2015-07-08 | Discontinuous electromagnetic heating boiling calcination test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520488057.0U CN204787808U (en) | 2015-07-08 | 2015-07-08 | Discontinuous electromagnetic heating boiling calcination test device |
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| Publication Number | Publication Date |
|---|---|
| CN204787808U true CN204787808U (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520488057.0U Active CN204787808U (en) | 2015-07-08 | 2015-07-08 | Discontinuous electromagnetic heating boiling calcination test device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105525090A (en) * | 2015-12-28 | 2016-04-27 | 贵州能矿锰业集团有限公司 | Electromagnetic reduction roasting method and device for manganese oxide ores |
-
2015
- 2015-07-08 CN CN201520488057.0U patent/CN204787808U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105525090A (en) * | 2015-12-28 | 2016-04-27 | 贵州能矿锰业集团有限公司 | Electromagnetic reduction roasting method and device for manganese oxide ores |
| CN105525090B (en) * | 2015-12-28 | 2017-08-25 | 贵州能矿锰业集团有限公司 | A kind of manganese oxide ore electromagnetism reduction calcination method and device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |