CN102051437A - Air-supplying device for revolving furnace - Google Patents
Air-supplying device for revolving furnace Download PDFInfo
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- CN102051437A CN102051437A CN2010106165866A CN201010616586A CN102051437A CN 102051437 A CN102051437 A CN 102051437A CN 2010106165866 A CN2010106165866 A CN 2010106165866A CN 201010616586 A CN201010616586 A CN 201010616586A CN 102051437 A CN102051437 A CN 102051437A
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Abstract
The invention discloses an air-supplying device for a revolving furnace, comprising at least one revolving furnace, at least one fan, at least one pipeline, at least one total pipe switch valve and a control unit, wherein the air inlet end of each revolving furnace is connected with a blow valve of the revolving furnace; the air outlet end of each fan is connected with an outlet valve of the fan, and the fan is used for supplying air to the corresponding revolving furnace; one end of each pipeline is connected with the blow valve of each revolving furnace, the other end of each pipeline is connected with the outlet valve of each fan, and the fans are connected with the revolving furnace through the pipelines in a one-to-one correspondence mode; the total pipe switch valves are arranged on the partial pipelines and positioned between the blow valve of each revolving furnace and the outlet valves of the fans; and the control unit is switched between the revolving furnace and the fan through controlling the on/off of the air discharging valve of the revolving furnace, the outlet valves of the fans and total pipe switch valves. According to the air-supplying device disclosed by the embodiment of the invention, switching is carried out between the fans and the revolving furnace through controlling the total pipe switch valves and the outlet valves of the fans in no need of closing the revolving furnace and the fans. Thus, the air-supplying device is convenient for operation and has the advantage of long service life.
Description
Technical field
The present invention relates to the nonferrous smelting technology, particularly a kind of air supply device that is used for converter.
Background technology
Converter is a kind of rotary cylindric steel-making blast furnace, the metallurgical furnace of can be used to blow steel or blowing sulfonium.Converter body is made with steel plate, and is cylindrical, and inner lining refractory by the chemical reaction heat heating, does not need external heat source during blowing, is most important steelmaking equipment, also can be used for copper, nickel smelting.Because in refining process, converter produces high calorie, therefore need blower fan to dry with the cooling converter to it.Wherein blower fan can be used for the ventilation and the air inducing of worker's boiler and industrial furnace.
Blower fan comprises to the operating mode of converter blowing: a typhoon machine is dried to a converter, and perhaps two typhoon machines are simultaneously to two converter blowings.In the existing production technology, when needs change the corresponding relation of blower fan and converter, need close blower fan earlier, again the corresponding converter of blower fan and other is communicated with, causes the switch of blower fan frequent thus, the work-ing life of having reduced blower fan, simultaneously frequent switching also can cause consuming electric power big, wastes energy.
Summary of the invention
The present invention is intended to solve one of above-mentioned technical problem that exists in the prior art at least, has proposed a kind of air supply device that is used for converter, and this air supply device can be controlled between converter and the blower fan and switch, thereby makes that blower fan can be to the converter air feed of correspondence.
For achieving the above object, the present invention proposes a kind of air supply device that is used for converter, comprise at least one converter, the air intake of described each converter is connected with the converter blow valve; At least one blower fan, the outlet air end of described each blower fan is connected with the blower fan outlet valve, and described blower fan is used for the described converter air feed to correspondence; At least one pipeline, an end of described pipeline is connected with described converter blow valve, and the other end is connected with described blower fan outlet valve, and described blower fan is connected with described converter correspondingly by described pipeline; At least one house steward's switching valve, described house steward's switching valve are arranged on the part pipeline and between described converter blow valve and described blower fan outlet valve; And control unit, described control unit switches between described converter and blower fan by the switching of controlling described converter blow valve, blower fan outlet valve and house steward's switching valve.
According to the air supply device of the embodiment of the invention, do not need to close converter and blower fan, can between blower fan and converter, switch by control house steward's switching valve and blower fan outlet valve, easy to operate, long service life.
In one embodiment of the invention, described converter blow valve, blower fan outlet valve and house steward's switching valve are motorized valve.
In one embodiment of the invention, to control described converter blow valve, blower fan outlet valve and house steward's switching valve be automatic mode or manual mode to described control unit.
In one embodiment of the invention, described converter comprises: first converter, the air intake of described first converter are connected with the first converter blow valve; Second converter, the air intake of described second converter are connected with the second converter blow valve; With the 3rd converter, the air intake of described the 3rd converter is connected with the 3rd converter blow valve,
Described blower fan comprises: first blower fan, the outlet air end of described first blower fan are connected with the first blower fan outlet valve; Second blower fan, the outlet air end of described second blower fan are connected with the second blower fan outlet valve, and described house steward's switching valve comprises first house steward's switching valve and second house steward's switching valve, and described first house steward's switching valve and second house steward's switching valve are arranged on the described pipeline.
In one embodiment of the invention, described first blower fan is communicated with described first converter by first pipeline, and an end of described first pipeline is connected with the described first blower fan outlet valve, and the other end is connected with the described first converter blow valve; Described first blower fan is communicated with described second converter by second pipeline, and an end of described second pipeline is connected with the described first blower fan outlet valve, and the other end is connected with the described second converter blow valve, and described first house steward's switching valve is arranged on described second pipeline; Described first blower fan is communicated with described the 3rd converter by the 3rd pipeline, one end of described the 3rd pipeline is connected with the described first blower fan outlet valve, the other end is connected with described the 3rd converter blow valve, and described first house steward's switching valve and second house steward's switching valve are arranged on described the 3rd pipeline; Described second blower fan is communicated with described first converter by the 4th pipeline, one end of described the 4th pipeline is connected with the described second blower fan outlet valve, the other end is connected with the described first converter blow valve, and described first house steward's switching valve and second house steward's switching valve are arranged on described the 4th pipeline; Described second blower fan is communicated with described second converter by the 5th pipeline, and an end of described the 5th pipeline is connected with the described second blower fan outlet valve, and the other end is connected with the described second converter blow valve, and described second house steward's switching valve is arranged on described the 5th pipeline; Described second blower fan is communicated with described the 3rd converter by the 6th pipeline, and an end of described the 6th pipeline is connected with the described second blower fan outlet valve, and the other end is connected with described the 3rd converter blow valve.
In one embodiment of the invention, any two pipelines do not intersect in described first pipeline, described second pipeline, described the 3rd pipeline, described the 4th pipeline, described the 5th pipeline and described the 6th pipeline.
In one embodiment of the invention, described first pipeline and the 5th pipeline are communicated with simultaneously, and described first pipeline and the 6th pipeline are communicated with simultaneously, and described second pipeline and the 6th pipeline are communicated with simultaneously.
In one embodiment of the invention, described control unit is controlled described converter blow valve and is automatically adjusted according to the operating mode and the converter angle of described converter.
In one embodiment of the invention, described control unit is controlled described converter and blower fan does not have disturbance and switches.
Additional aspect of the present invention and advantage part in the following description provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Description of drawings
Above-mentioned and/or additional aspect of the present invention and advantage are from obviously and easily understanding becoming the description of embodiment in conjunction with following accompanying drawing, wherein:
Fig. 1 is the corresponding synoptic diagram of the blower fan-converter according to the embodiment of the invention; And
Fig. 2 is the schematic flow sheet according to the air feed control method of the embodiment of the invention.
Embodiment
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein identical from start to finish or similar label is represented identical or similar elements or the element with identical or similar functions.Below by the embodiment that is described with reference to the drawings is exemplary, only is used to explain the present invention, and can not be interpreted as limitation of the present invention.
According to the air supply device of the embodiment of the invention, comprise at least one converter, wherein the air intake of each converter is connected with the converter blow valve; At least one blower fan, wherein the outlet air end of each blower fan is connected with the blower fan outlet valve, and blower fan can be to the converter air feed corresponding with it; At least one pipeline, wherein an end of pipeline is connected with the converter blow valve, and the other end is connected with the blower fan outlet valve, and blower fan can be connected with converter correspondingly by pipeline; At least one house steward's switching valve, wherein house steward's switching valve can be arranged on the part pipeline, and house steward's switching valve is between converter blow valve and blower fan outlet valve; And control unit, wherein the switching that control unit can be by control converter blow valve, blower fan outlet valve and house steward's switching valve is to switch between converter and blower fan.
In one embodiment of the invention, converter blow valve, blower fan outlet valve and house steward's switching valve can motorized valves.And the operational mode that control unit can be controlled above-mentioned converter blow valve, blower fan outlet valve and house steward's switching valve is automatic mode or manual mode.
According to the air supply device of the embodiment of the invention, do not need to close converter and blower fan, can between blower fan and converter, switch by control house steward's switching valve and blower fan outlet valve, easy to operate.
Be the air supply device that example is described the embodiment of the invention with two typhoon machines to three continuous air feeds of converter below.
As shown in Figure 1, blower fan comprises first blower fan and second blower fan, and wherein the outlet air end of first blower fan is connected with the first blower fan outlet valve, and the outlet air end of second blower fan is connected with the second blower fan outlet valve.
In one embodiment of the invention, the first blower fan outlet valve and the second blower fan outlet valve are motorized valve.
Converter comprises first converter, second converter and the 3rd converter, and wherein the air intake of first converter is connected with the first converter blow valve, and the air intake of second converter is connected with the second converter blow valve, and the air intake of the 3rd converter is connected with the 3rd converter blow valve.
In one embodiment of the invention, the first converter blow valve, the second converter blow valve and the 3rd converter blow valve all can be motorized valve.
House steward's switching valve comprises first house steward's switching valve, second house steward's switching valve, and wherein first house steward's switching valve and second house steward's switching valve all can be arranged on the pipeline.
When producing, the corresponding relation of blower fan and converter comprises one of following dual mode:
(1) one typhoon machine is to a converter air feed;
(2) two typhoon machines are simultaneously to two converter air feeds.
Thus, can judge 9 kinds of corresponding operating mode of existence between blower fan and the converter.Wherein, 9 kinds of operating mode comprise:
(1) first converter operation ←---→ the first fan operation
First blower fan is communicated with first converter by first pipeline, thereby makes the blower fan of winning to the first converter air feed.Wherein, an end of first pipeline is connected with the first blower fan outlet valve, and the other end is connected with the first converter blow valve.At this moment, control unit can be controlled the first blower fan outlet valve and open, and first house steward's switching valve cuts out, and second house steward's switching valve cuts out, and the second blower fan outlet valve cuts out, and the first converter blow valve is opened.
(2) second converters operation ←---→ the first fan operation
First blower fan is communicated with second converter by second pipeline, thereby makes the blower fan of winning to the second converter air feed.Wherein an end of second pipeline is connected with the first blower fan outlet valve, and the other end is connected with the second converter blow valve, and first house steward's switching valve is arranged on second pipeline.At this moment, control unit can be controlled the first blower fan outlet valve and open, and first house steward's switching valve is opened, and second house steward's switching valve cuts out, and the second blower fan outlet valve cuts out, and the second converter blow valve is opened.
(3) the 3rd converters operation ←---→ the first fan operation
First blower fan is communicated with the 3rd converter by the 3rd pipeline, thereby makes the blower fan of winning to the 3rd converter air feed.Wherein an end of the 3rd pipeline is connected with the first blower fan outlet valve, and the other end is connected with the 3rd converter blow valve, and first house steward's switching valve and second house steward's switching valve are arranged on the 3rd pipeline.At this moment, control unit can be controlled the first blower fan outlet valve and open, and first house steward's switching valve is opened, and second house steward's switching valve is opened, and the second blower fan outlet valve cuts out, and the 3rd converter blow valve is opened.
(4) first converters operation ←---→ the second fan operation
Second blower fan is communicated with first converter by the 4th pipeline, thereby makes second blower fan to the first converter air feed.Wherein an end of the 4th pipeline is connected with the second blower fan outlet valve, and the other end is connected with the first converter blow valve, and first house steward's switching valve and second house steward's switching valve are arranged on the 4th pipeline.At this moment, control unit can be controlled the first blower fan outlet valve and close, and first house steward's switching valve is opened, and second house steward's switching valve is opened, and the second blower fan outlet valve is opened, and the first converter blow valve is opened.
(5) second converters operation ←---→ the second fan operation
Second blower fan is communicated with second converter by the 5th pipeline, thereby makes second blower fan to the second converter air feed.Wherein an end of the 5th pipeline is connected with the second blower fan outlet valve, and the other end is connected with the second converter blow valve, and second house steward's switching valve is arranged on the 5th pipeline.At this moment, control unit can be controlled the first blower fan outlet valve and close, and first house steward's switching valve cuts out, and second house steward's switching valve is opened, and the second blower fan outlet valve is opened, and the second converter blow valve is opened.
(6) the 3rd converters operation ←---→ the second fan operation
Second blower fan is communicated with the 3rd converter by the 6th pipeline, thereby makes second blower fan to the 3rd converter air feed.Wherein an end of the 6th pipeline is connected with the second blower fan outlet valve, and the other end is connected with the 3rd converter blow valve.At this moment, control unit can be controlled the first blower fan outlet valve and close, and first house steward's switching valve cuts out, and second house steward's switching valve cuts out, and the second blower fan outlet valve is opened, and the 3rd converter blow valve is opened.
(7) first converters operation ←---→ the first fan operation, second converter operation ←---→ the second fan operation
Under this kind operating mode, first pipeline and the 5th pipeline are communicated with simultaneously, thereby make the blower fan of winning to the first converter air feed, and second blower fan is to the second converter air feed simultaneously.At this moment, the first blower fan outlet valve is opened, and first house steward's switching valve cuts out, and control unit can be controlled second house steward's switching valve and open, and the second blower fan outlet valve is opened, and the first converter blow valve and the second converter blow valve are all opened.
(8) first converters operation ←---→ the first fan operation, the 3rd converter operation ←---→ the second fan operation
Under this kind operating mode, first pipeline and the 6th pipeline are communicated with simultaneously, thereby make the blower fan of winning to the first converter air feed, and second blower fan is to the 3rd converter air feed simultaneously.At this moment, control unit can be controlled the first blower fan outlet valve and open, and first house steward's switching valve cuts out, and second house steward's switching valve cuts out, and the second blower fan outlet valve is opened, and the first converter blow valve and the 3rd converter blow valve are all opened.
(9) second converters operation ←---→ the first fan operation, the 3rd converter operation ←---→ the second fan operation
Under this kind operating mode, second pipeline and the 6th pipeline are communicated with simultaneously, thereby make the blower fan of winning to the second converter air feed, and second blower fan is to the 3rd converter air feed simultaneously.At this moment, control unit can be controlled the first blower fan outlet valve and open, and first house steward's switching valve is opened, and second house steward's switching valve cuts out, and the second blower fan outlet valve is opened, and the second converter blow valve and the 3rd converter blow valve are all opened.
The operating mode of above-mentioned 9 kinds of blower fan-converters can be by as shown in table 1 below, as shown in table 1, and it is 1 that equipment is chosen, and not choosing is 0.
Table 1
In one embodiment of the invention, any two pipelines cannot intersect in first pipeline, second pipeline, the 3rd pipeline, the 4th pipeline, the 5th pipeline and the 6th pipeline.
As shown in Figure 2, blower fan and converter are switched, and comprise the steps:
S101: operating mode is set, in converter and blower fan, chooses working fan and work converter according to operating mode;
S102: the air feed path between working fan and the work converter is set;
S103: according to the blower fan outlet valve of air feed path control working fan and the action of the house steward's switching valve on the air feed path; And
S104: working fan is to described converter air feed.
The idiographic flow of blower fan and converter switching is described below in conjunction with specific embodiment
At first according to the blower fan of selecting work in advance and converter (choose under a kind of operating mode in the table 1 be 1 equipment), control unit is chosen according to corresponding pipeline, and promptly the air feed path is controlled house steward's switching valve and blower fan outlet snorting valve simultaneously and carried out corresponding action.
After operating mode was selected to finish, the blower fan outlet valve of the converter blow valve of choosing, oxygen repid cut-off valve, house steward's switching valve and blower fan all was changed to automatic mode.Wherein, converter blow valve, oxygen repid cut-off valve and blower fan outlet valve are motorized valve.
At this moment, blower fan and converter just enter the preparation work state, in case converter begins operation, blower fan outlet valve and oxygen quick exhaust valve will be regulated automatically according to converter operator scheme and body of heater angle, the realization converter is normally blown, normal blowing-out, the automatic control of accident turndown blowing-out.
When needs are reselected blower fan-converter corresponding relation, need reset.At this moment, the converter blow valve of before choosing, oxygen repid cut-off valve and blower fan outlet valve all are changed to manual mode.In the time need under the situation that does not influence a converter of typhoon machine blowing, increasing another typhoon machine and another and bessemerize, promptly operating mode be two typhoon machines when two converter air feeds, need increase new blower fan-converter corresponding relation.The blower fan outlet valve of the converter blow valve of choosing, oxygen repid cut-off valve and blower fan is an automatic mode.
For avoiding many people repetitive operation, blower fan-converter corresponding relation switches panel can be used on two computers.
The control unit of the embodiment of the invention can also be implemented in the no disturbance switching of blower fan in the production-converter associative mode.
In the description of this specification sheets, concrete feature, structure, material or characteristics that the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means in conjunction with this embodiment or example description are contained at least one embodiment of the present invention or the example.In this manual, the schematic statement to above-mentioned term not necessarily refers to identical embodiment or example.And concrete feature, structure, material or the characteristics of description can be with the suitable manner combination in any one or more embodiment or example.
Although illustrated and described embodiments of the invention, those having ordinary skill in the art will appreciate that: can carry out multiple variation, modification, replacement and modification to these embodiment under the situation that does not break away from principle of the present invention and aim, scope of the present invention is limited by claim and equivalent thereof.
Claims (9)
1. an air supply device that is used for converter is characterized in that, comprising:
At least one converter, the air intake of described each converter is connected with the converter blow valve;
At least one blower fan, the outlet air end of described each blower fan is connected with the blower fan outlet valve, and described blower fan is used for the described converter air feed to correspondence;
At least one pipeline, an end of described pipeline is connected with described converter blow valve, and the other end is connected with described blower fan outlet valve, and described blower fan is connected with described converter correspondingly by described pipeline;
At least one house steward's switching valve, described house steward's switching valve are arranged on the part pipeline and between described converter blow valve and described blower fan outlet valve; And
Control unit, described control unit switches between described converter and blower fan by the switching of controlling described converter blow valve, blower fan outlet valve and house steward's switching valve.
2. the air supply device that is used for converter as claimed in claim 1 is characterized in that, described converter blow valve, blower fan outlet valve and house steward's switching valve are motorized valve.
3. the air supply device that is used for converter as claimed in claim 2 is characterized in that, it is automatic mode or manual mode that described control unit is controlled described converter blow valve, blower fan outlet valve and house steward's switching valve.
4. the air supply device that is used for converter as claimed in claim 1 is characterized in that, described converter comprises:
First converter, the air intake of described first converter are connected with the first converter blow valve;
Second converter, the air intake of described second converter are connected with the second converter blow valve;
The 3rd converter, the air intake of described the 3rd converter are connected with the 3rd converter blow valve,
Described blower fan comprises:
First blower fan, the outlet air end of described first blower fan are connected with the first blower fan outlet valve;
Second blower fan, the outlet air end of described second blower fan are connected with the second blower fan outlet valve,
Described house steward's switching valve comprises first house steward's switching valve and second house steward's switching valve, and described first house steward's switching valve and second house steward's switching valve are arranged on the described pipeline.
5. the air supply device that is used for converter as claimed in claim 4 is characterized in that,
Described first blower fan is communicated with described first converter by first pipeline, and an end of described first pipeline is connected with the described first blower fan outlet valve, and the other end is connected with the described first converter blow valve;
Described first blower fan is communicated with described second converter by second pipeline, and an end of described second pipeline is connected with the described first blower fan outlet valve, and the other end is connected with the described second converter blow valve, and described first house steward's switching valve is arranged on described second pipeline;
Described first blower fan is communicated with described the 3rd converter by the 3rd pipeline, one end of described the 3rd pipeline is connected with the described first blower fan outlet valve, the other end is connected with described the 3rd converter blow valve, and described first house steward's switching valve and second house steward's switching valve are arranged on described the 3rd pipeline;
Described second blower fan is communicated with described first converter by the 4th pipeline, one end of described the 4th pipeline is connected with the described second blower fan outlet valve, the other end is connected with the described first converter blow valve, and described first house steward's switching valve and second house steward's switching valve are arranged on described the 4th pipeline;
Described second blower fan is communicated with described second converter by the 5th pipeline, and an end of described the 5th pipeline is connected with the described second blower fan outlet valve, and the other end is connected with the described second converter blow valve, and described second house steward's switching valve is arranged on described the 5th pipeline;
Described second blower fan is communicated with described the 3rd converter by the 6th pipeline, and an end of described the 6th pipeline is connected with the described second blower fan outlet valve, and the other end is connected with described the 3rd converter blow valve.
6. the air supply device that is used for converter as claimed in claim 5 is characterized in that, any two pipelines do not intersect in described first pipeline, described second pipeline, described the 3rd pipeline, described the 4th pipeline, described the 5th pipeline and described the 6th pipeline.
7. the air supply device that is used for converter as claimed in claim 6 is characterized in that, described first pipeline and the 5th pipeline are communicated with simultaneously, and described first pipeline and the 6th pipeline are communicated with simultaneously, and described second pipeline and the 6th pipeline are communicated with simultaneously.
8. the air supply device that is used for converter as claimed in claim 1 is characterized in that, described control unit is controlled described converter blow valve and automatically adjusted according to the operating mode and the converter angle of described converter.
9. the air supply device that is used for converter as claimed in claim 1 is characterized in that, described control unit controls described converter and blower fan does not have the disturbance switching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106165866A CN102051437B (en) | 2010-12-30 | 2010-12-30 | Air-supplying device for revolving furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106165866A CN102051437B (en) | 2010-12-30 | 2010-12-30 | Air-supplying device for revolving furnace |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102051437A true CN102051437A (en) | 2011-05-11 |
| CN102051437B CN102051437B (en) | 2013-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010106165866A Active CN102051437B (en) | 2010-12-30 | 2010-12-30 | Air-supplying device for revolving furnace |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104561588A (en) * | 2014-11-03 | 2015-04-29 | 江西铜业股份有限公司 | Method for achieving automatic blowing-in and blowing-out operations of PS converter |
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| CN1837377A (en) * | 2006-04-17 | 2006-09-27 | 燕永存 | Slag-back prevention and parallel aeration process for blast furnace |
| CN2833667Y (en) * | 2005-07-12 | 2006-11-01 | 马鞍山伏斯特科技发展有限公司 | Automatic blast-furnace tuyere slag control apparatus |
| CN201046970Y (en) * | 2007-04-13 | 2008-04-16 | 马鞍山伏斯特科技发展有限公司 | Tuyere slag-filling preventing automatic control device for blast furnaces |
| CN202011887U (en) * | 2010-12-30 | 2011-10-19 | 中国恩菲工程技术有限公司 | Air supply device for converter |
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2010
- 2010-12-30 CN CN2010106165866A patent/CN102051437B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2833667Y (en) * | 2005-07-12 | 2006-11-01 | 马鞍山伏斯特科技发展有限公司 | Automatic blast-furnace tuyere slag control apparatus |
| CN1837377A (en) * | 2006-04-17 | 2006-09-27 | 燕永存 | Slag-back prevention and parallel aeration process for blast furnace |
| CN201046970Y (en) * | 2007-04-13 | 2008-04-16 | 马鞍山伏斯特科技发展有限公司 | Tuyere slag-filling preventing automatic control device for blast furnaces |
| CN202011887U (en) * | 2010-12-30 | 2011-10-19 | 中国恩菲工程技术有限公司 | Air supply device for converter |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104561588A (en) * | 2014-11-03 | 2015-04-29 | 江西铜业股份有限公司 | Method for achieving automatic blowing-in and blowing-out operations of PS converter |
| CN104561588B (en) * | 2014-11-03 | 2016-07-13 | 江西铜业股份有限公司 | The method that blowing-out operates is sent in a kind of PS of realization converter automatically |
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| Publication number | Publication date |
|---|---|
| CN102051437B (en) | 2013-11-13 |
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