CN104451164A - Heavy metal treatment control method and system - Google Patents
Heavy metal treatment control method and system Download PDFInfo
- Publication number
- CN104451164A CN104451164A CN201410779741.4A CN201410779741A CN104451164A CN 104451164 A CN104451164 A CN 104451164A CN 201410779741 A CN201410779741 A CN 201410779741A CN 104451164 A CN104451164 A CN 104451164A
- Authority
- CN
- China
- Prior art keywords
- reaktionsofen
- temperature
- heavy metal
- charging
- time length
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
- Y02P10/20—Recycling
Landscapes
- Manufacture And Refinement Of Metals (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The invention provides a heavy metal treatment control method. The method is characterized in that the feeding time interval and/ or the duration of each feeding is adjusted to slow down the feeding of the raw material when the temperature in a reacting furnace is less than a temperature threshold or materials reacted through the reacting furnace contains removed substances; the feeding time interval and/ or the duration of each feeding is adjusted to speed up the feeding of the raw material when the temperature in the reacting furnace is higher than the temperature threshold. With the adoption of the heavy metal treatment control method, the heavy metal treatment efficiency can be raised.
Description
Technical field
The application relates to technical field of smelting, particularly relates to heavy metal species process control method and a system.
Background technology
Heavy metal refers to the metal that density is greater than five, and heavy metal generally has obvious toxicity, to environment, can cause great harm to the health of people.
In Metal smelting, containing heavy metal in the assorted material after Metal smelting, in order to prevent Heavy-metal Polluted Environment, utilizing at assorted material or before discharge, needing that extraction is carried out to the heavy metal in initial material and reclaiming.
At present, the processing mode of prior art in the extraction removal process of heavy metal is, by artificially judging inlet amount and reinforced by the original material that manually realizes heavy metal treating processes, makes whole heavy metal process inefficient.
Summary of the invention
In view of this, the invention provides a heavy metal species process control method, improve the efficiency of heavy metal treating processes.
Technical scheme provided by the invention is as follows:
One heavy metal species process control method, for controlling heavy metal treatment unit, described heavy metal treatment unit comprises for carrying out pretreated Reaktionsofen to original material, described Reaktionsofen comprises and adds the charging opening of original material to described Reaktionsofen, control the switching device of described charging opening opening and closing, and the temperature testing equipment of detection reaction furnace temperature
Obtain the time length of feed space interval and the charging pre-set, according to the time length of the feed space interval pre-set and charging, control the opening and closing of described switching device, the time length of described feed space interval and described charging is determined according to the heavy metal of described original material and assorted material composition;
And, according to the composition through the reacted material of Reaktionsofen, or the temperature of described Reaktionsofen, the working order of described Reaktionsofen or the time length of described feed space interval or described charging are adjusted.
Preferably, the composition of the described reacted material of described Reaktionsofen according to described Reaktionsofen, or the temperature of described Reaktionsofen, adjusts the working order of described Reaktionsofen or the time length of described feed space interval or described charging, specifically comprises:
When the temperature in Reaktionsofen is lower than the threshold temperature preset or when containing described disallowable material in the reacted material of Reaktionsofen, regulates the described feed space interval and/or regulate the time length of described each charging to slow down the charging of described original material;
When the temperature in Reaktionsofen is higher than described threshold temperature, regulates the described feed space interval and/or regulate the time length of described each charging to accelerate the charging of described original material.
Preferably,
When the temperature in Reaktionsofen is lower than described threshold temperature or when containing described disallowable material in the reacted material of Reaktionsofen, this heavy metal process control method also comprises, and the inlet amount of quickening gas fired furnace coal and/or the increase air quantity passed in gas fired furnace enters the content of the coal gas in described Reaktionsofen with increase;
When the temperature in Reaktionsofen is higher than described threshold temperature, this heavy metal treatment process also comprises, and slows down the inlet amount of gas fired furnace coal and/or reduction and passes into air quantity in gas fired furnace to reduce the content of the coal gas entered in described Reaktionsofen.
Preferably,
When the temperature in Reaktionsofen is lower than described threshold temperature or when containing described disallowable material in the reacted material of Reaktionsofen, this heavy metal process control method also comprises, and regulates the height of the discharge end of described Reaktionsofen to reduce the difference of altitude of described Reaktionsofen discharge end and described Reaktionsofen feed end;
When the temperature in Reaktionsofen is higher than described threshold temperature, this heavy metal treatment process also comprises, and regulates the height of described Reaktionsofen discharge end to increase the difference of altitude of described Reaktionsofen discharge end and described Reaktionsofen feed end.
Preferably,
When the temperature in Reaktionsofen is lower than described threshold temperature or when containing described disallowable material in the reacted material of Reaktionsofen, this heavy metal process control method also comprises, and improves the speed of rotation of described Reaktionsofen;
When the temperature in Reaktionsofen is higher than described threshold temperature, this heavy metal treatment process also comprises, and reduces the speed of rotation of described Reaktionsofen.
Preferably,
When the temperature in Reaktionsofen is lower than described threshold temperature or when containing described disallowable material in the reacted material of Reaktionsofen, this heavy metal process control method also comprises, and improves the speed of rotation of described Reaktionsofen;
When the temperature in Reaktionsofen is higher than described threshold temperature, this heavy metal treatment process also comprises, and reduces the speed of rotation of described Reaktionsofen.
Preferably,
Regulate the described feed space interval and/or regulate the time length of described each charging to be specially with the charging slowing down described original material, extend the described feed space interval and/or shorten time length of described each charging;
Regulate the described feed space interval and/or regulate the time length of described each charging to be specially with the charging accelerating described original material, shorten the described feed space interval and/or extend time length of described each charging.
One heavy metal species process control system, comprises, temperature testing equipment, switching device and operating device, wherein,
Described temperature testing equipment, is arranged on for temperature value in detection reaction stove in Reaktionsofen, and the temperature value detected is sent to described operating device;
Described switching device, enters Reaktionsofen for controlling original material;
Described operating device, for obtaining the time length of feed space interval and the charging pre-set, according to the time length of the feed space interval pre-set and charging, control the opening and closing of described switching device, the time length of described feed space interval and described charging is determined according to the heavy metal of described original material and assorted material composition;
And, according to the composition through the reacted material of Reaktionsofen, or the temperature of the Reaktionsofen of described temperature testing equipment detection, the working order of described Reaktionsofen or the time length of described feed space interval or described charging are adjusted.
Preferably, described operating device concrete for: receive described temperature testing equipment send temperature value and compare with threshold temperature, when the time that described temperature value then regulates described switching device to continue to open lower than described threshold temperature and/or interval time of opening are to slow down the charging of original material, when the time that described temperature value then regulates described switching device to continue to open higher than described threshold temperature and/or interval time of opening are to accelerate the charging of original material, or
When in the reacted material of Reaktionsofen containing described disallowable material time, the time that operator regulate described switching device to continue to open by control device and/or interval time of opening are to slow down the charging of original material.
Preferably, this system also comprises, the control accepting described operating device for the coal feed valve that controls coal and enter gas fired furnace and accept described operating device control for controlling to enter the wind handling equipment of air quantity in described gas fired furnace.
Preferably, this system also comprises, and accepts the control of described operating device for regulating the height adjusting apparatus of described Reaktionsofen discharge end height.
Preferably, this system also comprises, and accepts the control of described operating device for regulating the rotating equipment of described Reaktionsofen speed of rotation.
Heavy metal process control method provided by the present invention, whether the inlet amount into original material is regulated containing disallowable material with in the reacted material of Reaktionsofen according to the temperature in Reaktionsofen, with in prior art by operator artificially judge original material inlet amount and by compared with manually realizing carrying out feeding in raw material to Reaktionsofen, heavy metal process control method provided by the present invention improves the efficiency of heavy metal process.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, the accompanying drawing that the following describes is only some embodiments recorded in the application, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 attaches most importance to metal treatment control method schematic diagram;
Fig. 2 is the structural representation of the heavy metal process control system of the embodiment of the present invention two;
The schematic diagram of the heavy metal species process control system that Fig. 3 provides for the embodiment of the present invention three.
Embodiment
Technical scheme in the application is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the embodiment of the present application, technical scheme in the embodiment of the present application is clearly and completely described, obviously, described embodiment is only some embodiments of the present application, instead of whole embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all should belong to the scope of the application's protection.
Embodiment one
The present embodiment provides a heavy metal species process control method, for controlling heavy metal treatment unit, heavy metal treatment unit comprises for carrying out pretreated Reaktionsofen to original material, Reaktionsofen comprises the charging opening adding original material to Reaktionsofen, control the switching device of charging opening opening and closing, and the temperature testing equipment of detection reaction furnace temperature, wherein, this heavy metal process control method comprises:
S101, obtain time length of feed space interval of pre-setting and charging, according to the time length of the feed space interval pre-set and charging, the opening and closing of trip switch equipment, the time length of feed space interval and charging is determined according to the heavy metal of original material and assorted material composition;
Concrete, according to the content setting feed space interval of material disallowable in original material, the time length of each charging and threshold temperature;
S103, according to the composition through the reacted material of Reaktionsofen, or the temperature of Reaktionsofen, adjusts the working order of Reaktionsofen or the time length of feed space interval or charging.
Concrete, when the temperature in Reaktionsofen is lower than threshold temperature or when containing disallowable material in the reacted material of Reaktionsofen, regulates feed time interval and/or regulate the time length of charging to slow down the charging of original material;
When the temperature in Reaktionsofen is higher than threshold temperature, regulates the feed space interval and/or regulate the time length of each charging to accelerate the charging of original material.
When original material reacts with coal gas in Reaktionsofen, can fully react in Reaktionsofen to make original material and coal gas, generally need to control inlet amount, the control of charging in prior art, generally pass through by artificially judging, and by manually realizing the charging of original material, make original material processing efficiency in the process of process low, the heavy metal process control method that the present embodiment provides, whether disallowable material is contained according to the temperature in Reaktionsofen or in the reacted material of Reaktionsofen, regulate the time length of feed space interval and/or each charging, thus the control realized original material charging, thus improve the efficiency of original material process.
Concrete, when the temperature in Reaktionsofen is lower than threshold temperature or when containing disallowable material in the reacted material of Reaktionsofen, regulates the feed space interval and/or regulate the time length of each charging to slow down the charging of original material.When the temperature in Reaktionsofen is lower than threshold temperature, or time in the reacted material of Reaktionsofen containing disallowable material, illustrate that the initial material in Reaktionsofen is too much, initial material fails fully to react with coal gas, therefore, regulate the feed space interval and/or regulate the time length of each charging to slow down the charging of original material, original material fully being reacted with coal gas in Reaktionsofen, improves the processing efficiency of original material;
When the temperature in Reaktionsofen is higher than threshold temperature, regulate the feed space interval and/or regulate the time length of each charging to accelerate the charging of original material.When the temperature in Reaktionsofen is higher than threshold temperature, original material in Reaktionsofen and coal gas sufficient reacting are described, and overreaction, now, regulate the feed space interval and/or regulate the time length of each charging to accelerate charging, original material in Reaktionsofen and coal gas are reacted and can not be excessive, improve the processing efficiency of original material.
Embodiment two
The heavy metal process control method that the present embodiment provides, applies to the pre-treatment link that landfill reclaims.When in original material, non-heavy metal composition is too much, need to process original material, the extraction carrying out heavy metal after rejecting the assorted material of part is again reclaimed, or, when in original material containing the special component needing to reject in advance, during as larger in environmental pollution arsenic, need first to reject the arsenic in original material, the extraction carrying out heavy metal is again reclaimed, and link rejected by the assorted material before this landfill recycling step or special component rejects the pre-treatment link that link is referred to as landfill recovery.
Initial material in the present embodiment refers to containing heavy metal and the material needing the predetermined substance of rejecting in pre-treatment link containing other, as for the material containing heavy metal antimony, initial material refers to containing heavy metal antimony and containing the material needing disallowable predetermined substance arsenic, the heavy metal process control method that the present embodiment provides, be mainly used in the pretreatment unit of the original material controlled containing heavy metal, this pretreatment unit comprises for carrying out pretreated Reaktionsofen to original material, Reaktionsofen comprises the charging opening adding original material to Reaktionsofen, discharge the first discharge port comprising heavy metal material and second discharge port of discharging assorted material, control the switching device of charging opening opening and closing, and the temperature testing equipment of detection reaction furnace temperature,
Obtain the feed space interval and feed duration that pre-set, according to the feed space interval pre-set and feed duration, the opening and closing of trip switch equipment, feed space interval and feed duration are determined according to the heavy metal of original material and assorted material composition;
And, according in the material that the first discharge port of Reaktionsofen or the second discharge port are discharged whether containing disallowable material, or the temperature of Reaktionsofen, adjusted the working order of Reaktionsofen or feed space interval or feed duration.
When containing disallowable material in the material that the first discharge port or second discharge port of Reaktionsofen are discharged, or when the temperature in Reaktionsofen is lower than threshold temperature, then adjust feed space interval and feed duration to make to slow down the charging of original material by trip switch equipment;
When the temperature in Reaktionsofen is higher than threshold temperature, then by trip switch equipment adjustment feed space interval and feed duration to accelerate the charging of original material, thus improve the processing efficiency of pre-treatment link that landfill reclaims.
In the present embodiment when the temperature in Reaktionsofen lower than threshold temperature or in the reacted material of Reaktionsofen containing disallowable material time, this heavy metal process control method also comprises, and the charging of quickening gas fired furnace coal and/or the increase air quantity passed in gas fired furnace enters the content of the coal gas in Reaktionsofen with increase;
When the temperature in Reaktionsofen is higher than threshold temperature, this heavy metal treatment process also comprises, and slows down the inlet amount of gas fired furnace coal and/or reduction and passes into air quantity in gas fired furnace to reduce the content of the coal gas entered in Reaktionsofen.
When the temperature in Reaktionsofen is lower than threshold temperature or when containing disallowable material in the reacted material of Reaktionsofen, wherein, time in the material that the first discharge port containing disallowable material the present embodiment middle finger Reaktionsofen in the reacted material of Reaktionsofen or the second discharge port are discharged containing disallowable material, illustrate to expect in Reaktionsofen Central Plains and react insufficient, therefore, strengthening the content of coal gas in Reaktionsofen makes Reaktionsofen Central Plains expect fully reaction, in the present embodiment, by accelerating to provide the charging of coal in the gas fired furnace of coal gas and/or the increase air quantity passed in gas fired furnace to increase the generation of coal gas in gas fired furnace for Reaktionsofen, thus increase the content of the coal gas entered in Reaktionsofen, when temperature testing equipment detects that temperature in Reaktionsofen is higher than threshold temperature, slow down the content that the inlet amount of gas fired furnace coal and/or the reduction air quantity passed in gas fired furnace reduce the coal gas entered in Reaktionsofen.
In the present embodiment, when containing disallowable material during the temperature in Reaktionsofen is lower than threshold temperature or the first discharge port of Reaktionsofen or the material of the second discharge port discharge, heavy metal process control method also comprises, and regulates the difference of altitude of discharge end height with augmenting response furnace discharge end and Reaktionsofen feed end of Reaktionsofen.When the original material reaction in Reaktionsofen is insufficient, the height of adjustment Reaktionsofen discharge end, make the feed end of height lower than Reaktionsofen of Reaktionsofen discharge end, and the difference of altitude of Reaktionsofen discharge end and Reaktionsofen feed end is reduced, to extend the reaction times of original material in Reaktionsofen, original material is fully reacted in Reaktionsofen; Certainly, when the temperature in Reaktionsofen is higher than threshold temperature, then illustrate that original material fully reacts already and overreaction in Reaktionsofen, now then regulate the height of Reaktionsofen discharge end with the difference of altitude of augmenting response furnace discharge end and Reaktionsofen feed end, to reduce the time of initial material in Reaktionsofen in Reaktionsofen.
In the present embodiment, when in the material that the temperature of Reaktionsofen is discharged lower than the first discharge port or second discharge port of threshold temperature or Reaktionsofen containing disallowable material time, this heavy metal process control method also comprises, improve the speed of rotation of Reaktionsofen, when the original material reaction in Reaktionsofen is insufficient, the speed of rotation of augmenting response stove, the original material in Reaktionsofen then can be made fully to contact with the coal gas in Reaktionsofen, and the original material in Reaktionsofen fully can heat in Reaktionsofen, original material is fully reacted in Reaktionsofen; When the temperature in Reaktionsofen is higher than threshold temperature, then reduce the speed of rotation of Reaktionsofen.
In the present embodiment, regulate feed time interval and/or regulate the time length of each charging to be specially with the charging slowing down original material, extend the feed space interval and/or shorten time length of each charging, namely extend the time that switching device cuts out opening for feed, shorten the time length that opening for feed opened by switching device; Regulate feed time interval and/or regulate the time length of each charging to be specially with the charging accelerating original material, namely shortening the time that switching device cuts out opening for feed, extending the time length that opening for feed opened by switching device.
See Fig. 2, be the structural representation of the heavy metal process control system of the embodiment of the present invention two, this system mainly comprises temperature testing equipment 101, switching device 103 and operating device 102, wherein,
Temperature testing equipment 101, is arranged on for the temperature in detection reaction stove in Reaktionsofen, and the temperature value detected is sent to operating device;
Switching device 103, enters Reaktionsofen for controlling original material;
Operating device 102, for obtaining the time length of feed space interval and the charging pre-set, according to the time length of the feed space interval pre-set and charging, the opening and closing of trip switch equipment, the time length of feed space interval and charging is determined according to the heavy metal of original material and assorted material composition;
And, according to the composition of the reacted material of Reaktionsofen, or the temperature of the Reaktionsofen of temperature testing equipment detection, the working order of Reaktionsofen or the time length of feed space interval or charging are adjusted.
Wherein, operating device 102 concrete for, receive the temperature value of temperature testing equipment transmission and compare with threshold temperature, when temperature value lower than threshold temperature then by-pass cock equipment continue time of opening and/or interval time of opening to slow down the charging of original material, when temperature value higher than threshold temperature then by-pass cock equipment continue time of opening and/or interval time of opening to accelerate the charging of original material, or
When in the reacted material of Reaktionsofen containing disallowable material time, operator continue time of opening and/or interval time of opening to slow down the charging of original material by control device by-pass cock equipment.
The heavy metal process control system that the present embodiment provides also comprises, and the control of receiving control apparatus enters the coal feed valve 104 of gas fired furnace and the control of receiving control apparatus for controlling to enter the wind handling equipment 105 of air quantity in gas fired furnace for controlling coal.
The heavy metal process control system that the present embodiment provides also comprises, and the control of receiving control apparatus is for regulating the height adjusting apparatus 106 of Reaktionsofen discharge end height.
The heavy metal process control system that the present embodiment provides also comprises, and receiving control apparatus controls the rotating equipment 107 for regulating Reaktionsofen speed of rotation.
Embodiment three
The heavy metal process control method that the present embodiment provides, apply to the extraction of heavy metal in pretreated original material, original material in the present embodiment is then through pretreated material, as for the material containing heavy metal antimony, the material containing rear heavy metal antimony after initial material refers to and rejects predetermined substance arsenic after predetermined substance arsenic is the extraction link of heavy metal from rejecting containing the process extracting target heavy metal antimony the material of target heavy metal antimony.
The heavy metal process control method that the present embodiment provides, be mainly used in the landfill device of the original material controlled containing heavy metal, this landfill device comprises the abstraction reaction stove for carrying out landfill to original material, abstraction reaction stove comprise to abstraction reaction stove add original material charging opening, discharge the first discharge port comprising heavy metal and second discharge port of discharging assorted material, control the switching device of charging opening opening and closing, and the temperature testing equipment of detection reaction furnace temperature
Obtain the feed space interval and feed duration that pre-set, according to the feed space interval pre-set and feed duration, the opening and closing of trip switch equipment, feed space interval and feed duration are determined according to the heavy metal component of original material;
And, according in the material that the first discharge port of abstraction reaction stove or the second discharge port are discharged whether containing the heavy metal be extracted, for the original material containing antimony, whether antimony is contained according in the material that the first discharge port or second discharge port of abstraction reaction stove are discharged, or the temperature of Reaktionsofen, adjusted the working order of abstraction reaction stove or feed space interval or feed duration.
When in the material that the first discharge port of abstraction reaction stove or the second discharge port are discharged containing when being extracted material, or when the temperature in Reaktionsofen is lower than threshold temperature, then adjust feed space interval and feed duration to make to slow down the charging of original material by trip switch equipment;
When the temperature in abstraction reaction stove is higher than threshold temperature, then by trip switch equipment adjustment feed space interval and feed duration to accelerate the charging of original material, thus improve the processing efficiency that heavy metal antimony extracts.
In the present embodiment when the temperature in abstraction reaction stove lower than threshold temperature or in the reacted material of Reaktionsofen containing when being extracted material, this heavy metal process control method also comprises, and the charging of quickening gas fired furnace coal and/or the increase air quantity passed in gas fired furnace enters the content of the coal gas in Reaktionsofen with increase;
When the temperature in abstraction reaction stove is higher than threshold temperature, this heavy metal treatment process also comprises, and slows down the inlet amount of gas fired furnace coal and/or reduction and passes into air quantity in gas fired furnace to reduce the content of the coal gas entered in Reaktionsofen.
When the temperature in abstraction reaction stove lower than threshold temperature or in the reacted material of abstraction reaction stove containing when being extracted material, wherein, containing being extracted material in the reacted material of abstraction reaction stove, containing when being extracted material in the material that first discharge port of the present embodiment middle finger abstraction reaction stove or the second discharge port are discharged, illustrate to expect in abstraction reaction stove Central Plains and react insufficient, therefore, the content strengthening coal gas in abstraction reaction stove makes abstraction reaction stove Central Plains expect fully reaction, in the present embodiment, by accelerating to provide the charging of coal in the gas fired furnace of coal gas and/or the increase air quantity passed in gas fired furnace to increase the generation of coal gas in gas fired furnace for abstraction reaction stove, thus increase the content of the coal gas entered in abstraction reaction stove, when temperature testing equipment detects that temperature in abstraction reaction stove is higher than threshold temperature, slow down the content that the inlet amount of gas fired furnace coal and/or the reduction air quantity passed in gas fired furnace reduce the coal gas entered in abstraction reaction stove.
In the present embodiment, regulate feed time interval and/or regulate the time length of each charging to be specially with the charging slowing down original material, extend the feed space interval and/or shorten time length of each charging, namely extend the time that switching device cuts out opening for feed, shorten the time length that opening for feed opened by switching device; Regulate feed time interval and/or regulate the time length of each charging to be specially with the charging accelerating original material, namely shortening the time that switching device cuts out opening for feed, extending the time length that opening for feed opened by switching device.
See Fig. 3, be the schematic diagram of the heavy metal species process control system that the embodiment of the present invention three provides, this system mainly comprises temperature testing equipment 101, switching device 103 and operating device 102, wherein,
Temperature testing equipment 101, is arranged on for the temperature in detection reaction stove in abstraction reaction stove, and the temperature value detected is sent to operating device;
Switching device 103, enters abstraction reaction stove for controlling original material;
Operating device 102, receive the temperature value of temperature testing equipment transmission and compare with threshold temperature, when temperature value lower than threshold temperature then by-pass cock equipment continue time of opening and/or interval time of opening to slow down the charging of original material, when temperature refer to higher than threshold temperature then by-pass cock equipment continue time of opening and/or interval time of opening to accelerate the charging of original material, or
When in the reacted material of abstraction reaction stove containing when being extracted material, operator continue time of opening and/or interval time of opening to slow down the charging of original material by control device by-pass cock equipment.
The heavy metal process control system that the present embodiment provides also comprises, and the control of receiving control apparatus enters the coal feed valve 104 of gas fired furnace and the control of receiving control apparatus for controlling to enter the wind handling equipment 105 of air quantity in gas fired furnace for controlling coal.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (12)
1. a heavy metal species process control method, for controlling heavy metal treatment unit, described heavy metal treatment unit comprises for carrying out pretreated Reaktionsofen to original material, described Reaktionsofen comprises and adds the charging opening of original material to described Reaktionsofen, control the switching device of described charging opening opening and closing, and the temperature testing equipment of detection reaction furnace temperature, it is characterized in that
Obtain the time length of feed space interval and the charging pre-set, according to the time length of the feed space interval pre-set and charging, control the opening and closing of described switching device, the time length of described feed space interval and described charging is determined according to the heavy metal of described original material and assorted material composition;
And, according to the composition through the reacted material of Reaktionsofen, or the temperature of described Reaktionsofen, the working order of described Reaktionsofen or the time length of described feed space interval or described charging are adjusted.
2. heavy metal process control method according to claim 1, it is characterized in that, the composition of the described reacted material of described Reaktionsofen according to described Reaktionsofen, or the temperature of described Reaktionsofen, the working order of described Reaktionsofen or the time length of described feed space interval or described charging are adjusted, specifically comprise:
When the temperature in Reaktionsofen is lower than the threshold temperature preset or when containing described disallowable material in the reacted material of Reaktionsofen, regulates the described feed space interval and/or regulate the time length of described each charging to slow down the charging of described original material;
When the temperature in Reaktionsofen is higher than described threshold temperature, regulates the described feed space interval and/or regulate the time length of described each charging to accelerate the charging of described original material.
3. heavy metal process control method according to claim 2, is characterized in that,
When the temperature in Reaktionsofen is lower than described threshold temperature or when containing described disallowable material in the reacted material of Reaktionsofen, this heavy metal process control method also comprises, and the inlet amount of quickening gas fired furnace coal and/or the increase air quantity passed in gas fired furnace enters the content of the coal gas in described Reaktionsofen with increase;
When the temperature in Reaktionsofen is higher than described threshold temperature, this heavy metal treatment process also comprises, and slows down the inlet amount of gas fired furnace coal and/or reduction and passes into air quantity in gas fired furnace to reduce the content of the coal gas entered in described Reaktionsofen.
4. the heavy metal process control method according to Claims 2 or 3, is characterized in that,
When the temperature in Reaktionsofen is lower than described threshold temperature or when containing described disallowable material in the reacted material of Reaktionsofen, this heavy metal process control method also comprises, and regulates the height of the discharge end of described Reaktionsofen to reduce the difference of altitude of described Reaktionsofen discharge end and described Reaktionsofen feed end;
When the temperature in Reaktionsofen is higher than described threshold temperature, this heavy metal treatment process also comprises, and regulates the height of described Reaktionsofen discharge end to increase the difference of altitude of described Reaktionsofen discharge end and described Reaktionsofen feed end.
5. the heavy metal process control method according to Claims 2 or 3, is characterized in that,
When the temperature in Reaktionsofen is lower than described threshold temperature or when containing described disallowable material in the reacted material of Reaktionsofen, this heavy metal process control method also comprises, and improves the speed of rotation of described Reaktionsofen;
When the temperature in Reaktionsofen is higher than described threshold temperature, this heavy metal treatment process also comprises, and reduces the speed of rotation of described Reaktionsofen.
6. heavy metal process control method according to claim 4, is characterized in that,
When the temperature in Reaktionsofen is lower than described threshold temperature or when containing described disallowable material in the reacted material of Reaktionsofen, this heavy metal process control method also comprises, and improves the speed of rotation of described Reaktionsofen;
When the temperature in Reaktionsofen is higher than described threshold temperature, this heavy metal treatment process also comprises, and reduces the speed of rotation of described Reaktionsofen.
7. the heavy metal process control method according to Claims 2 or 3, is characterized in that,
Regulate the described feed space interval and/or regulate the time length of described each charging to be specially with the charging slowing down described original material, extend the described feed space interval and/or shorten time length of described each charging;
Regulate the described feed space interval and/or regulate the time length of described each charging to be specially with the charging accelerating described original material, shorten the described feed space interval and/or extend time length of described each charging.
8. a heavy metal species process control system, is characterized in that, comprise, temperature testing equipment, switching device and operating device, wherein,
Described temperature testing equipment, is arranged on for temperature value in detection reaction stove in Reaktionsofen, and the temperature value detected is sent to described operating device;
Described switching device, enters Reaktionsofen for controlling original material;
Described operating device, for obtaining the time length of feed space interval and the charging pre-set, according to the time length of the feed space interval pre-set and charging, control the opening and closing of described switching device, the time length of described feed space interval and described charging is determined according to the heavy metal of described original material and assorted material composition;
And, according to the composition through the reacted material of Reaktionsofen, or the temperature of the Reaktionsofen of described temperature testing equipment detection, the working order of described Reaktionsofen or the time length of described feed space interval or described charging are adjusted.
9. heavy metal process control system according to claim 8, it is characterized in that, described operating device concrete for: receive described temperature testing equipment send temperature value and compare with threshold temperature, when the time that described temperature value then regulates described switching device to continue to open lower than described threshold temperature and/or interval time of opening are to slow down the charging of original material, when the time that described temperature value then regulates described switching device to continue to open higher than described threshold temperature and/or interval time of opening are to accelerate the charging of original material, or
When in the reacted material of Reaktionsofen containing described disallowable material time, the time that operator regulate described switching device to continue to open by control device and/or interval time of opening are to slow down the charging of original material.
10. heavy metal process control system according to claim 9, it is characterized in that, this system also comprises, the control accepting described operating device for the coal feed valve that controls coal and enter gas fired furnace and accept described operating device control for controlling to enter the wind handling equipment of air quantity in described gas fired furnace.
11. heavy metal process control systems according to claim 9, it is characterized in that, this system also comprises, and accepts the control of described operating device for regulating the height adjusting apparatus of described Reaktionsofen discharge end height.
12. heavy metal process control systems according to claim 9, it is characterized in that, this system also comprises, and accepts the control of described operating device for regulating the rotating equipment of described Reaktionsofen speed of rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410779741.4A CN104451164B (en) | 2014-12-15 | 2014-12-15 | Heavy metal treatment control method and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410779741.4A CN104451164B (en) | 2014-12-15 | 2014-12-15 | Heavy metal treatment control method and system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104451164A true CN104451164A (en) | 2015-03-25 |
| CN104451164B CN104451164B (en) | 2017-04-26 |
Family
ID=52897905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410779741.4A Expired - Fee Related CN104451164B (en) | 2014-12-15 | 2014-12-15 | Heavy metal treatment control method and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104451164B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5857847A (en) * | 1997-04-17 | 1999-01-12 | Chrysler Corporation | Brazing furnace parts feeding control |
| CN102967157A (en) * | 2012-11-26 | 2013-03-13 | 罕王实业集团有限公司 | Energy-saving and environment-friendly automatic control system for flux burdening of vertical laterite-nickel ore smelting furnace |
| CN203323568U (en) * | 2013-05-28 | 2013-12-04 | 浙江星鹏铜材集团有限公司 | Copper melting furnace capable of automatically controlling feeding according to temperature |
| JP5559641B2 (en) * | 2010-08-27 | 2014-07-23 | 太平洋セメント株式会社 | In-furnace monitoring device and in-furnace monitoring method |
-
2014
- 2014-12-15 CN CN201410779741.4A patent/CN104451164B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5857847A (en) * | 1997-04-17 | 1999-01-12 | Chrysler Corporation | Brazing furnace parts feeding control |
| JP5559641B2 (en) * | 2010-08-27 | 2014-07-23 | 太平洋セメント株式会社 | In-furnace monitoring device and in-furnace monitoring method |
| CN102967157A (en) * | 2012-11-26 | 2013-03-13 | 罕王实业集团有限公司 | Energy-saving and environment-friendly automatic control system for flux burdening of vertical laterite-nickel ore smelting furnace |
| CN203323568U (en) * | 2013-05-28 | 2013-12-04 | 浙江星鹏铜材集团有限公司 | Copper melting furnace capable of automatically controlling feeding according to temperature |
Non-Patent Citations (1)
| Title |
|---|
| 谭春娥: "密闭鼓风炉计算机模拟控制", 《中国优秀硕士学位论文全文数据库（信息科技辑）》 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104451164B (en) | 2017-04-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101717208B (en) | Process method and process system of exhaust gas of cement calcination equipment | |
| CN106733592A (en) | A kind of sorting consumer waste technique | |
| CN205014851U (en) | Sintering deposit shows heat reclamation device | |
| CN106958827A (en) | A kind of dangerous waste incinerator slag total system | |
| CN104404257A (en) | Heavy metal processing control method and system | |
| CN106591585B (en) | A kind of waste and old circuit board processing equipment for recycling and method | |
| CN105907436A (en) | System and method for preparing calcium carbide raw material | |
| CN106269813B (en) | Waste mobile phone disassembling apparatus and dismantling technique | |
| CN104646393A (en) | Garbage treatment system and garbage treatment method thereof | |
| CN102538491A (en) | System and method utilizing flue duct waste gas of hot air furnace to bake and preheat charging of blast furnace | |
| CN104296851B (en) | Charging of shaft furnace control method and control device | |
| CN108686494A (en) | With the calcium oxide in kiln exit gas to the method and its system of kiln exit gas desulfurization | |
| CN104451164A (en) | Heavy metal treatment control method and system | |
| EP2711656A1 (en) | Sintering assembly with return of waste heat air to the sintering belt | |
| CN105149326B (en) | A kind of pollution-free apparatus for continuous treatment and its processing method of oil-containing copper scale | |
| CN102230074A (en) | Method for roasting tin-containing high-arsenic and high-sulfur material by fluidized rich oxygen | |
| CN104630399A (en) | Method for controlling H2 content in coal gas in safety range in blowing out process | |
| CN103601354B (en) | Chain plate natural gas heating sludge drying device and sludge drying processing method | |
| CN210980760U (en) | Slag recovery device of cement kiln for treating desulfurized slag | |
| CN205761735U (en) | A kind of device reclaiming industrial refuse soil steel scrap | |
| CN204184906U (en) | Cam-type food part flow arrangement | |
| CN201565424U (en) | Device for directly recycling coke from kiln slag of rotary kiln | |
| CN110686467B (en) | Pharmaceutical fungi residue drying dynamic self-regulating system and control method | |
| CN105524641A (en) | Tar residue adding device and control method in coking coal | |
| CN221035743U (en) | One kiln double-material solid waste treatment system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170426 Termination date: 20171215 |