CN205803524U - A kind of hydraulic experiment device simulating converter molten pool high temperature reaction zone - Google Patents
A kind of hydraulic experiment device simulating converter molten pool high temperature reaction zone Download PDFInfo
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- CN205803524U CN205803524U CN201620695738.9U CN201620695738U CN205803524U CN 205803524 U CN205803524 U CN 205803524U CN 201620695738 U CN201620695738 U CN 201620695738U CN 205803524 U CN205803524 U CN 205803524U
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Abstract
This utility model relates to a kind of hydraulic experiment device simulating converter molten pool high temperature reaction zone, belongs to Ferrous Metallurgy field of experiment equipment.Including lucite model converter, top blow oxygen lance analog, converter bearing, bottom-blowing air feed element, temperature indicator, thermocouple, thermal resistance, wire, thermal resistance height adjusting valve, oxygen rifle height adjusting valve and oxygen gun carriage；Described thermal resistance connects wire and is fixed on thermal resistance height adjusting valve, described top blow oxygen lance analog by oxygen gun carriage support suspension inside lucite model converter, can be by oxygen rifle altitude mixture control valve regulation rifle position, described thermocouple is separately mounted to the following specific part of bath surface, and is connected with temperature indicator.This utility model can realize the experimentation of converter molten pool high temperature reaction zone hydraulic analogy, inquires into high temperature, heterogeneous, multicomponent, the impact on converter molten pool HEAT TRANSFER LAW of the complicated pneumatic steelmaking smelting process different technical parameters, simple to operate, convenient and practical.
Description
Technical field
This utility model belongs to Ferrous Metallurgy field of experiment equipment, relates to a kind of water simulating converter molten pool high temperature reaction zone
Dynamics experimental device.
Background technology
Converting process is the most topmost current STEELMAKING PRODUCTION method.Many enterprises of China all suffer from molten iron not
The situation of foot, steel scrap is eaten in converter more becomes a lot of producer as increasing output of steel and reducing a primary hand of steel technology
Section, the heat transfer condition improving converter molten pool not only can improve the thermal efficiency, it is also possible to improves converter scrap ratio.
During bessemerizing, the height that temperature is 2100 DEG C ~ 2500 DEG C at oxygen jet impact dent, can be formed
Temperature conversion zone, this region has material impact for mass transfer, heat transfer and the chemical reaction of converter molten pool.But, traditional
Fluid Dynamics experiment is especially in the Fluid Dynamics experiment of heat transfer research, and this pyroreaction region is seldom in the news.Therefore, carry out right
The heat transfer research of this high-temperature area is significant.
This device be studied with pertinent literature investigation basis on, by analysis and research propose one simulation converter
The hydraulic experiment device of high temperature reaction zone, molten bath.
Utility model content
This utility model is mainly for being difficult under the conditions of converter smelting observe converter molten pool high temperature impact by field experimentation
The problem that Bath Heat-Transfer rule is affected by district, designs a kind of hydraulic experiment device simulating converter molten pool high temperature reaction zone.
To achieve these goals, the technical solution of the utility model is design one simulation converter molten pool high temperature reaction zone
Hydraulic experiment device, including lucite model converter, top blow oxygen lance analog, converter bearing, bottom-blowing air feed element,
Temperature indicator, thermocouple, thermal resistance, wire, thermal resistance height adjusting valve, oxygen rifle height adjusting valve and oxygen gun carriage.Wherein,
The type of furnace of lucite model converter is that hollow cone is spherical, has bottom blowing gas hole bottom it；Top blow oxygen lance analog is by center
Oxygen pipe and Raoul oxygen gun sprayer composition；Bottom-blowing air feed element is the circular seam type nozzle that lucite is processed into.Described thermoelectricity
Resistance connect wire be fixed on thermal resistance height adjusting valve, described top blow oxygen lance analog by oxygen gun carriage support suspension in organic
Inside glass model converter, can be by oxygen rifle altitude mixture control valve regulation rifle position, described thermocouple is separately mounted to below bath surface
Specific part, and be connected with temperature indicator, described lucite model converter is by converter seat supports.
Described lucite model converter, top blow oxygen lance analog, bottom-blowing air feed element etc. are all according to the principle of similitude
Processed by the prototype scaled down in actual production.
Described oxygen rifle height adjusting valve center-hole diameter is adjustable, and oxygen rifle central oxygen pipe moves up and down in regulation valve centre bore
Regulation height, and by adjusting height adjusting valve center-hole diameter, oxygen rifle is fixed.
Described thermal resistance power selects according to lucite model converter size and liquid charge weight, and its height is by warm
Resistance height adjusting valve adjusts.When adjusting height, it is ensured that thermal resistance can be immersed in below impact zone liquid level.
Described thermocouple uses the T-shaped thermocouple of a diameter of 0.2 ~ 0.3mm.
Air is pressed into by the gas required for described top blow oxygen lance analog and bottom-blowing air feed element by air compressor
Air accumulator, is stably supplied by air accumulator in experimentation again.
This utility model be achieved in that utility model is assembled complete, in lucite model converter add one
Oxygen lance position and thermal resistance etc. are also adjusted to required condition by quantitative liquid, then open air supply system and thermal resistance power supply,
The high-speed gas, bottom blown gas and the thermal resistance heat that eject in top blow oxygen lance act in lucite model converter jointly
Liquid, temperature of liquid at each thermocouple in being arranged in model converter by temperature indicator observation, grind according to experimental result
Study carefully the impact on converter molten pool HEAT TRANSFER LAW of the different smelting process parameter (oxygen lance position, top blowing oxygen throughput, pool depth etc.).
Thus achieve the experimentation of converter molten pool high temperature reaction zone hydraulic analogy.
The utility model has the advantage of: the course of reaction that converter steelmaking process is high temperature, heterogeneous, multicomponent is complicated,
In production process, direct experiment has significant limitation, and this utility model is set up similar to object of study according to the principle of similitude
Model, carries out Fluid Dynamics experiment at laboratory, draws optimal Operating parameters by experiment, then should by acquired results popularization
Use in actual production, operate relatively easy, and convenient and practical.
Accompanying drawing explanation
Fig. 1 is the hydraulic experiment device schematic diagram of simulation converter molten pool high temperature reaction zone, in figure: 1-lucite converter
Model, 2-top blow oxygen lance analog, 3-converter bearing, 4-bottom-blowing air feed element, 5-temperature indicator, 6-thermocouple, 7-heat
Resistance, 8-wire, 9-thermal resistance height adjusting valve, 10-oxygen rifle height adjusting valve, 11-oxygen gun carriage.
Detailed description of the invention
A kind of hydraulic experiment device simulating converter molten pool high temperature impact district, including lucite model converter 1, top blast
Oxygen rifle analog 2, converter bearing 3, bottom-blowing air feed element 4, temperature indicator 5, thermocouple 6, thermal resistance 7, wire 8, thermoelectricity
Resistance height adjusting valve 9, oxygen rifle height adjusting valve 10 and oxygen gun carriage 11.Wherein, its type of furnace of lucite model converter 1 is hollow
Conisphere shape, has bottom blowing gas hole bottom it；Top blow oxygen lance analog 2 is made up of central oxygen pipe and Raoul oxygen gun sprayer；The end
The circular seam type nozzle that aeration element 4 is processed into for lucite.The technical scheme that this utility model is embodied as is as follows:
1) utility model device is assembled.Thermal resistance is connected wire and is fixed on thermal resistance height adjusting valve, top blow oxygen lance mould
Intending device by oxygen gun carriage support suspension inside lucite model converter, thermocouple is separately mounted to below bath surface
Bottom, middle part and position on the upper side, and be connected with temperature indicator, lucite model converter is by converter seat supports.
2) according to experimental program, regulation experiment device.Liquid is added in lucite converter；By oxygen rifle height adjusting valve
It is adjusted to oxygen rifle test desired height, thermal resistance height adjusting valve thermal resistance is adjusted to proper height, it is ensured that thermoelectricity
Resistance can be immersed in below oxygen rifle impact zone liquid level；Bottom-blowing air feed element arrangement and bottom blowing gas unit is changed according to design
Number of packages mesh.
3) air supply system is blown in unlatching again.First by air compressor, air is pressed into air accumulator, by gas storage in experimentation
Tank stably supplies top blast and bottom blowing desired gas, according to design, top blow oxygen lance gas and bottom blown gas is adjusted to design
Flow.
4), after converter molten pool liquid reaches steady statue, thermal resistance is initially powered up work.Thermal resistance is to oxygen rifle shock zone
While liquid heating, observed the temperature of liquid at each thermocouple in being arranged in model converter by temperature indicator.Thus
Achieve the experimentation of converter molten pool high temperature reaction zone hydraulic analogy.
The foregoing is only preferred embodiments of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of without departing from this utility model know-why, it is also possible to make some improvements and modifications, these change
Enter and retouching should be regarded as protection domain of the present utility model.
Claims (1)
1. the hydraulic experiment device simulating converter molten pool high temperature reaction zone, it is characterised in that include lucite converter mould
Type 1, top blow oxygen lance analog 2, converter bearing 3, bottom-blowing air feed element 4, temperature indicator 5, thermocouple 6, thermal resistance 7, lead
Line 8, thermal resistance height adjusting valve 9, oxygen rifle height adjusting valve 10 and oxygen gun carriage 11；Wherein, the stove of lucite model converter 1
Type is that hollow cone is spherical, has bottom blowing gas hole bottom it；Top blow oxygen lance analog 2 is by central oxygen pipe and Raoul oxygen gun sprayer
Composition；The circular seam type nozzle that bottom-blowing air feed element 4 is processed into for lucite；Thermal resistance 7 connects wire 8 and is fixed on thermal resistance
Height adjusting valve 9, top blow oxygen lance analog 2 is internal in lucite model converter 1 by oxygen gun carriage 11 support suspension, can be by
Oxygen rifle height adjusting valve 10 regulates rifle position, and thermocouple 6 is separately mounted to the following specific part of bath surface, and and temperature indicator
5 connect, and described lucite model converter 1 is supported by converter bearing 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620695738.9U CN205803524U (en) | 2016-07-04 | 2016-07-04 | A kind of hydraulic experiment device simulating converter molten pool high temperature reaction zone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620695738.9U CN205803524U (en) | 2016-07-04 | 2016-07-04 | A kind of hydraulic experiment device simulating converter molten pool high temperature reaction zone |
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| Publication Number | Publication Date |
|---|---|
| CN205803524U true CN205803524U (en) | 2016-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620695738.9U Active CN205803524U (en) | 2016-07-04 | 2016-07-04 | A kind of hydraulic experiment device simulating converter molten pool high temperature reaction zone |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112036101A (en) * | 2020-11-03 | 2020-12-04 | 北京科技大学 | Electric arc furnace steelmaking molten pool simulation device, simulation system and method for simulating and measuring temperature of melt in molten pool by using simulation system |
| CN113532795A (en) * | 2021-07-19 | 2021-10-22 | 江西理工大学 | Kaldo furnace hydraulics experimental apparatus |
-
2016
- 2016-07-04 CN CN201620695738.9U patent/CN205803524U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112036101A (en) * | 2020-11-03 | 2020-12-04 | 北京科技大学 | Electric arc furnace steelmaking molten pool simulation device, simulation system and method for simulating and measuring temperature of melt in molten pool by using simulation system |
| CN113532795A (en) * | 2021-07-19 | 2021-10-22 | 江西理工大学 | Kaldo furnace hydraulics experimental apparatus |
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