CN105907907B - A kind of blast furnace main belt material flow tracing control method and device - Google Patents
A kind of blast furnace main belt material flow tracing control method and device Download PDFInfo
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- CN105907907B CN105907907B CN201610351914.1A CN201610351914A CN105907907B CN 105907907 B CN105907907 B CN 105907907B CN 201610351914 A CN201610351914 A CN 201610351914A CN 105907907 B CN105907907 B CN 105907907B
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/006—Automatically controlling the process
Abstract
The present invention relates to a kind of blast furnace main belt material flow tracing control method and device, method includes: to calculate first time point, the second time point and third time point.Expect to control the blank of next batch to the main belt filled after tail reaches first time point；Material head controls main belt downstream equipment after the second time point of arrival carries out charging preparation；Whether material head detects main belt downstream equipment charging after arrival third time point prepares to complete, if the equipment charging preparation in main belt downstream is unfinished, carries out shutdown processing.Device is made of the first computing unit, the second computing unit, third computing unit, first processing units, the second processing unit, third processing unit, first stream detection device, second stream detection device and third stream detection device.Blast furnace main belt material flow tracing control method and device provided by the invention can avoid the technical issues of therefore flow detector damage causes equipment malfunction to make, reduce the fault in production because of caused by flow detector failure.
Description
Technical field
The present invention relates to technical field of blast furnace process, in particular to a kind of blast furnace main belt material flow tracing control method and dress
It sets.
Background technique
In blast furnace iron-making process, the main belt of feeding is the core equipment connected under blast furnace roof and raw material tank, ore and
Coke is transported to furnace roof batch can 5 by main belt.Main belt filled stream test point is detected by flow detector, but stream without
Method tracking.Since belt regional environment main under slot is severe, dust, iron powder diffuse for a long time, it is easy to cause electrical equipment grounding short
Road.There are the following problems in use for flow detector: first, relatively high to environmental requirement, dust, iron powder are sometimes
Flow detector can be made to malfunction, it is believed that there is charge to pass through, issue the signal of mistake.Second, due to bad environments, stream detection
The damage frequency of device is relatively high, main belt will be caused out of service after damage.Flow detector breaks down, and generally can all cause
Main belt is shut down, if cannot quickly handle in time, will cause the decompression of blast furnace checking.
Summary of the invention
The present invention solves and expects in the prior art by providing a kind of blast furnace main belt material flow tracing control method and device
Current sensor is easily damaged the technical issues of causing equipment malfunction to make, the production caused by the flow detector failure can be reduced therefore
Barrier.
The present invention provides a kind of blast furnace main belt material flow tracing control methods, which comprises
First time point T1 is calculated, the T1=t1+t2+ Δ T1, the t1 are the duration of valve opening of charge can sealing valve, institute
Stating t2 is turning-plate chute actuation time, and the Δ T1 is the first delay time；
The second time point T2 is calculated, the T2=T1+ Δ T2, the Δ T2 are the second delay time；
Third time point T3 is calculated, the T3=t3- Δ T3, the t3 run on main belt total for the material head of blank
Time, the Δ T3 are the reaction time；
Detect the first time point T1 of blank operation, the material tail of blank, which reaches, issues the after the first time point T1
The blank of one control signal control next batch is to the main belt filled；
Detect the second time point T2 of blank operation, the material head of blank, which reaches, issues the after the second time point T2
The equipment that two control signals control the main belt downstream carries out charging preparatory action；
Detect the third time point T3 of blank operation, the material head of blank, which reaches, issues the after the third time point T3
Whether the equipment charging that three control signal controls detect the main belt downstream prepares to complete, if the equipment in the main belt downstream
Charging prepares not completing, then carries out shutdown processing.
Further, the method also includes:
The corresponding first material tail position the first time point T1 is detected by setting first stream detection device, works as detection
The 4th control signal is issued when to the first material tail position；
Using the blank of first control signal or the 4th control signal control next batch to the main belt filled.
Further, the method also includes:
The second time point T2 corresponding first material head position is detected by setting second stream detection device, works as detection
The 5th control signal is issued when to the first material head position；
It is quasi- that charging is carried out using the equipment that second control signal or the 5th control signal control the main belt downstream
It is standby.
Further, the method also includes:
Third time point T3 corresponding second material head position is detected by setting third stream detection device, works as detection
The 6th control signal is issued when to the second material head position；
The equipment in signal or the 6th control signal control detection main belt downstream is controlled by using third
Whether charging preparatory action is completed, if the charging of the equipment in the main belt downstream prepares not completing, carries out shutdown processing.
Further, the first delay time Δ T1 and the second delay time Δ T2 is 1-3 seconds, when the reaction
Between Δ T3 be 10-11 seconds.
The present invention also provides a kind of blast furnace main belt material flow tracing control device, described device includes:
First computing unit, calculates first time point T1, and the T1=t1+t2+ Δ T1, the t1 are charge can sealing valve
Duration of valve opening, the t2 be turning-plate chute actuation time, the Δ T1 be the first delay time；
Second computing unit, calculates the second time point T2, and the T2=T1+ Δ T2, the Δ T2 are the second delay time；
Third computing unit, calculates third time point T3, and the T3=t3- Δ T3, the t3 are the material head of blank in master
The total time run on belt, the Δ T3 are the reaction time；
First processing units are communicated with first computing unit, detect the first time of the material tail operation of the blank
Point T1 issues the blank of first control signal control next batch on the main belt after reaching the first time point T1
Material；
The second processing unit is communicated with second computing unit, detects the second time of the material head operation of the blank
The equipment that second control signal controls the main belt downstream, which is issued, after point T2, arrival the second time point T2 carries out charging standard
Standby movement；
Third processing unit is communicated with the third computing unit, detects the third time of the material head operation of the blank
Point T3 reaches the equipment charging standard in the sending third control signal control detection main belt downstream after the third time point T3
It is standby whether to complete, if the equipment charging in the main belt downstream prepares not completing, carry out shutdown processing.
Further, described device further include:
First stream detection device is communicated with first computing unit, detects the first time point T1 corresponding
One material tail position issues the 4th control signal when detecting the first material tail position；
Using the blank of first control signal or the 4th control signal control next batch to the main belt filled.
Further, described device further include:
Second stream detection device is communicated with second computing unit, detects the second time point T2 corresponding the
One material head position issues the 5th control signal when detecting the first material head position；
It is quasi- that charging is carried out using the equipment that second control signal or the 5th control signal control the main belt downstream
It is standby.
Further, described device further include:
Third stream detection device is communicated with the third computing unit, detects the third time point T3 corresponding
Two material head positions issue the 6th control signal when detecting the second material head position；
The equipment in signal or the 6th control signal control detection main belt downstream is controlled by using third
Whether charging preparatory action is completed, if the charging of the equipment in the main belt downstream prepares not completing, carries out shutdown processing.
Further, described device further include:
Storage unit is communicated with first computing unit, the second computing unit and the third computing unit, stores institute
State the data and blast furnace process data of the first computing unit, the second computing unit and the third computing unit；
Display unit is communicated with first computing unit, the second computing unit and the third computing unit, building master
Belt stream picture, the positional relationship of Dynamically Announce stream and the main belt, and the display first time point T1, second
The time point T2 and third time point T3.
One or more technical solutions provided by the invention, at least have following beneficial effect or advantage:
1, blast furnace main belt material flow tracing control method and device provided by the invention indicate stream in master using time point
Position on belt charges to the making time of next blank, the equipment in main belt downstream by time point control mode
The equipment in time and main belt downstream charging preparation detection time carries out Discrete control, and control process is stablized, can
The technical issues of therefore flow detector damage causes equipment malfunction to make is avoided, can be reduced because of caused by flow detector failure
Fault in production.
2, blast furnace main belt material flow tracing control method and device provided by the invention, using first stream detection device,
Second stream detection device and third stream detection device detect the position of blank, by location information to next base
The making time of material, main belt downstream equipment carry out charging the preparatory action time and main belt downstream equipment charging prepare
Situation detection time is controlled, and carries out auxiliary control to time point control mode, prevents from controlling in time point control mode
Signal defect processed causes production accident.
3, blast furnace main belt material flow tracing control method and device provided by the invention, are provided with storage unit, and storage is single
Member storage can store the number of the first computing unit, the data of the second computing unit and third computing unit and blast furnace process demand
According to realization data backup, convenient for there is progress data recovery after fault in production.
Detailed description of the invention
Fig. 1 is blast furnace main belt material flow tracing control method flow chart provided in an embodiment of the present invention；
Fig. 2 is blast furnace main belt operation schematic diagram described in method shown in Fig. 1.
Specific embodiment
The embodiment of the present invention solves existing skill by providing a kind of blast furnace main belt material flow tracing control method and device
Flow detector is easily damaged the technical issues of causing equipment malfunction to make in art, can reduce because of caused by flow detector failure
Fault in production.
Referring to Fig. 1 and Fig. 2, the embodiment of the invention provides a kind of blast furnace main belt material flow tracing control method, this method
Include:
Step 10 calculates first time point T1, and T1=t1+t2+ Δ T1, t1 are the duration of valve opening of charge can sealing valve 1, t2
For 4 actuation time of turning-plate chute, Δ T1 is the first delay time.
Duration of valve opening t1, the turning-plate chute 4 actuation time t2 and the first delay time Δ T1 of charge can sealing valve 1 are according to reality
Border working condition is set.The duration of valve opening t1 of charge can sealing valve 1 can indicate the length of blank 2, from main belt filled (base
2) material starts to the time interval of first time point T1 for guaranteeing that feeding and the movement of turning-plate chute 4 are completed.
Step 20 calculates the second time point T2, and T2=T1+ Δ T2, Δ T2 are the second delay time.
Step 30 calculates third time point T3, T3=t3- Δ T3, and t3 runs on main belt total for the material head of blank
Time (i.e. blank 2 time that emptying point is moved to from off-take point), Δ T3 are the reaction time.
Total time t3 that the material head of blank is run on main belt can be according to the length of main belt and the speed of service of blank
It is calculated.The first time point T1 that step 40, detection blank 2 are run, when the runing time of the material tail of blank 2 reaches first
Between the blank 2 of first control signal control next batch is issued after point T1 to main 3 feeding of belt.
Meanwhile the corresponding first material tail position first time point T1 is also detected by setting first stream detection device, when
The 4th control signal is issued when detecting the first material tail position；First control signal or the 4th control signal control next batch
Blank 2 is to main 3 feeding of belt.First control signal or the control action of the 4th control signal are identical, using one issued at first
Kind is controlled, and using two path control signal, prevents appearance control signal defect in time point control mode from causing production accident.
The second time point T2 that step 50, detection blank 2 are run, when the runing time of the material head of blank 2 reaches second
Between issue the equipment that second control signal controls main 3 downstream of belt after point T2 and carry out charging preparation.
Meanwhile the second time point T2 corresponding first material head position is also detected by setting second stream detection device, when
The 5th control signal is issued when detecting the second material head position；Main belt is controlled using second control signal or the 5th control signal
The equipment in 3 downstreams carries out charging preparation.Second control signal is identical with the control action of the 5th control signal, using issuing at first
It is a kind of controlled, using two path control signal, prevent in time point control mode occur control signal defect cause to produce
Accident.
The third time point T3 that step 60, detection blank 2 are run, when the runing time of the material head of blank 2 reaches third
Between issue third control signal control after point T3 and detect the equipment charging in main 3 downstream of belt and prepare whether to complete, if under main belt 3
The equipment charging of trip prepares not completing, then carries out shutdown processing.
Meanwhile third time point T3 corresponding second material head position is also detected by setting third stream detection device, when
The 6th control signal is issued when detecting the second billet location；Signal or the 6th control signal control inspection are controlled by using third
Whether the charging preparatory action for the equipment for surveying main 3 downstream of belt is completed, if the charging preparation of the equipment in 3 downstream of main belt is not complete
At then carrying out shutdown processing.Third controls signal and the control action of the 6th control signal is identical, using the one kind issued at first
It is controlled, using two path control signal, prevents appearance control signal defect in time point control mode from causing production accident.
The value of first delay time Δ T1 and the second delay time Δ T2 are 1-3 seconds, and reaction time Δ T3 is 10-11
Second.
Blast furnace main belt material flow tracing control method provided by the invention is illustrated below with reference to specific embodiment:
Embodiment 1
Referring to Fig. 1 and Fig. 2, the duration of valve opening t1 value of charge can sealing valve 1 is 2s, and turning-plate chute 4 actuation time t2 is
2s, blank 2 move to the time t3 value in emptying point from off-take point as 30s.First delay time Δ T1 be 2s, second delay when
Between Δ T2 be 2s, reaction time Δ T3 be 10s.It is 6s that first time point T1, which is calculated, and the second time point T2 is 8s, when third
Between point T3 be 20 seconds.
During the work time, first control signal issues before the 4th control signal, is controlled using first control signal
The blank 2 of next batch is to main 3 feeding of belt.Second control signal issues before the 5th control signal, passes through the second control
The equipment that signal controls main 3 downstream of belt carries out charging preparation.First detection signal issues before the second detection signal, and first
Whether the equipment charging that detection signal control detects main 3 downstream of belt prepares to complete, and the equipment in main 3 downstream of belt charges quasi- at this time
It is standby not complete, then shutdown processing is carried out, while alarming.
Embodiment 2
Referring to Fig. 1 and Fig. 2, the duration of valve opening t1 value of charge can sealing valve 1 is 2s, and turning-plate chute 4 actuation time t2 is
2s, blank 2 move to the time t3 value in emptying point from off-take point as 28s.First delay time Δ T1 be 2s, second delay when
Between Δ T2 be 2s, reaction time Δ T3 be 10s.It is 6s that first time point T1, which is calculated, and the second time point T2 is 8s, when third
Between point T3 be 18 seconds.
During the work time, first control signal issues after the 4th control signal, using the 4th control signal control
The blank 2 of next batch is to main 3 feeding of belt.Second control signal issues before the 5th control signal, passes through the second control
The equipment that signal controls main 3 downstream of belt carries out charging preparation.First detection signal issues after the second detection signal, and second
Whether the equipment charging that detection signal control detects main 3 downstream of belt prepares to complete, and the equipment in main 3 downstream of belt charges quasi- at this time
It is standby to be completed, then without intervening.
Embodiment 3
Referring to Fig. 1 and Fig. 2, the duration of valve opening t1 value of charge can sealing valve 1 is 3s, and turning-plate chute 4 actuation time t2 is
3s, blank 2 move to the time t3 value in emptying point from off-take point as 25s.First delay time Δ T1 be 2s, second delay when
Between Δ T2 be 3s, reaction time Δ T3 be 10s.Obtaining first time point T1 is 8s, and the second time point T2 is 11s, third time
Point T3 is 15 seconds.
During the work time, first control signal issues before the 4th control signal, is controlled using first control signal
The blank 2 of next batch is to main 3 feeding of belt.Second control signal issues after the 5th control signal, passes through the 5th control
The equipment that signal controls main 3 downstream of belt carries out charging preparation.First detection signal issues before the second detection signal, and first
Whether the equipment charging that detection signal control detects main 3 downstream of belt prepares to complete, and the equipment in main 3 downstream of belt charges quasi- at this time
It is standby not complete, then shutdown processing is carried out, while alarming.
Embodiment 4
Referring to Fig. 1 and Fig. 2, the duration of valve opening t1 value of charge can sealing valve 1 is 3s, and turning-plate chute 4 actuation time t2 is
3s, blank 2 move to the time t3 value in emptying point from off-take point as 26s.First delay time Δ T1 be 2s, second delay when
Between Δ T2 be 3s, reaction time Δ T3 be 11s.Obtaining first time point T1 is 8s, and the second time point T2 is 11s, third time
Point T3 is 15 seconds.
During the work time, first control signal issues after the 4th control signal, using the 4th control signal control
The blank 2 of next batch is to main 3 feeding of belt.Second control signal issues after the 5th control signal, passes through the 5th control
The equipment that signal controls main 3 downstream of belt carries out charging preparation.First detection signal issues after the second detection signal, and second
Whether the equipment charging that detection signal control detects main 3 downstream of belt prepares to complete, and the equipment in main 3 downstream of belt charges quasi- at this time
It is standby to be completed, then without intervening.
The embodiment of the invention also provides blast furnace main belt material flow tracing control device corresponding with above-described embodiment 1-4,
The device include: the first computing unit, the second computing unit, third computing unit, first processing units, the second processing unit,
Third processing unit, first stream detection device, second stream detection device, third stream detection device, storage unit and aobvious
Show unit.
For first computing unit with first time point T1 is calculated, T1=t1+t2+ Δ T1, t1 are the valve opening of charge can sealing valve 1
Time, t2 are 4 actuation time of turning-plate chute, and Δ T1 is the first delay time.Second computing unit is for calculating for the second time point
T2, T2=t2+ Δ T2, t2 are charging apparatus time, and Δ T2 is the second delay time.Third computing unit is for calculating the
Three time point T3, T3=t3- Δ T3, t3 are the time that blank 2 moves to emptying point from off-take point, and Δ T3 is the reaction time；The
One processing unit is communicated with the first computing unit, and the material tail of the first time point T1 that detection blank 2 is run, blank 2 reach first
The blank 2 of first control signal control next batch is issued after time point T1 to main belt filled.The second processing unit and second
Computing unit communication, the second time point T2 that detection blank 2 is run, the material head of blank 2, which reaches, issues the after the second time point T2
The equipment that two control signals control main belt downstream carries out charging preparation.Third processing unit is communicated with third computing unit, inspection
The third time point T3 that blank 2 is run is surveyed, the material head of blank 2 issues first detection signal detection master after reaching third time point T3
Whether the equipment charging in 3 downstream of belt prepares to complete, if the equipment charging in 3 downstream of main belt prepares not completing, is shut down
Processing.
First stream detection device is communicated with the first computing unit, the corresponding first material tail position detection first time point T1
It sets, the 4th control signal is issued when detecting the first material tail position；Using first control signal or the 4th control signal control
The blank 2 of next batch is to main 3 feeding of belt.Second stream detection device is communicated with the second computing unit, detects for the second time
Point T2 corresponding first material head position issues the 5th control signal when detecting the first material head position；Using the second control letter
Number or the 5th control signal equipment that controls main belt downstream carry out charging preparation.Third stream detection device and third calculate single
Member communication, detects third time point T3 corresponding second material head position, and the 6th control is issued when detecting the second material head position
Signal；The charging for the equipment for detecting main 3 downstream of belt by using the one or three control signal or the 6th control signal control prepares
Whether movement is completed, if the charging of the equipment in 3 downstream of main belt prepares not completing, carries out shutdown processing.
Storage unit is communicated with the first computing unit, the second computing unit and third computing unit, and storage first calculates single
(duration of valve opening t1, the turning-plate chute 4 of such as charge can sealing valve 1 act the data of member, the second computing unit and third computing unit
Time t2, charging apparatus time t3, blank 2 from off-take point move to the time t4 in emptying point, the first delay time Δ T1,
Second delay time Δ T2, third delay time Δ T3, first time point T1, the second time point T2, third time point T3 etc.) with
And data (such as lot number, matrix number, step number, material kind, weight, time, direction, the angle angle position cloth number of blast furnace process demand
Etc. parameters).Memory module, using grouping storage, is extracted in storing process convenient for the classification machine of data.Display unit and first
Computing unit, the second computing unit and third computing unit communication, construct main belt stream picture, Dynamically Announce stream with
The data such as the positional relationship of main belt, and display first time point T1, the second time point T2 and third time point T3.
One or more technical solutions provided by the invention, at least have following beneficial effect or advantage:
One, blast furnace main belt material flow tracing control method and device provided by the invention indicate that stream exists using time point
Position on main belt fills the making time of next blank, the equipment in main belt downstream by time point control mode
Expect that the equipment charging preparation detection time in time and main belt downstream carries out Discrete control, control process is stablized,
It can avoid the technical issues of therefore flow detector damage causes equipment malfunction to make, can reduce and cause because of flow detector failure
Fault in production.
Two, blast furnace main belt material flow tracing control method and device provided by the invention, using first stream detection device,
Second stream detection device and third stream detection device detect the position of blank, by location information to next base
The making time of material, main belt downstream equipment carry out charging time and main belt downstream equipment charging preparation
Detection time is controlled, and carries out auxiliary control to time point control mode, prevents occurring control letter in time point control mode
Number defect causes production accident.
Three, blast furnace main belt material flow tracing control method and device provided by the invention, are provided with storage unit, and storage is single
Member storage can store the number of the first computing unit, the data of the second computing unit and third computing unit and blast furnace process demand
According to realization data backup, convenient for there is progress data recovery after fault in production.
It should be noted last that the above specific embodiment is only used to illustrate the technical scheme of the present invention and not to limit it,
Although being described the invention in detail referring to example, those skilled in the art should understand that, it can be to the present invention
Technical solution be modified or replaced equivalently, without departing from the spirit and scope of the technical solution of the present invention, should all cover
In the scope of the claims of the present invention.
Claims (4)
1. a kind of blast furnace main belt material flow tracing control method, which is characterized in that the described method includes:
First time point T1 is calculated, the T1=t1+t2+ Δ T1, the t1 are the duration of valve opening of charge can sealing valve, the t2
For turning-plate chute actuation time, the Δ T1 is the first delay time；
The second time point T2 is calculated, the T2=T1+ Δ T2, the Δ T2 are the second delay time；
Calculate third time point T3, the T3=t3- Δ T3, the t3 be blank material head run on main belt it is total when
Between, the Δ T3 is the reaction time；
The first time point T1 of the blank operation is detected, the material tail of blank issues the first control after reaching the first time point T1
The blank of signal processed control next batch is to the main belt filled；
The second time point T2 of the blank operation is detected, the material head of blank issues the second control after reaching the second time point T2
The equipment that signal processed controls the main belt downstream carries out charging preparatory action；
The third time point T3 of the blank operation is detected, the material head of blank issues third control after reaching the third time point T3
Whether the equipment charging that signal control processed detects the main belt downstream prepares to complete, if the equipment in the main belt downstream charges
Prepare not completing, then carries out shutdown processing；
The corresponding first material tail position the first time point T1 is detected by setting first stream detection device, when detecting
The 4th control signal is issued when stating the first material tail position；
Using the blank of first control signal or the 4th control signal control next batch to the main belt filled；First
Control signal issues before the 4th control signal；
The second time point T2 corresponding first material head position is detected by setting second stream detection device, when detecting
The 5th control signal is issued when stating the first material head position；
Charging preparation is carried out using the equipment that second control signal or the 5th control signal control the main belt downstream；The
Two control signals issue after the 5th control signal；
Third time point T3 corresponding second material head position is detected by setting third stream detection device, when detecting
The 6th control signal is issued when stating the second material head position；
The charging of the equipment in signal or the 6th control signal control detection main belt downstream is controlled by using third
Whether preparatory action is completed, if the charging of the equipment in the main belt downstream prepares not completing, carries out shutdown processing.
2. blast furnace main belt material flow tracing control method as described in claim 1, which is characterized in that first delay time
Δ T1 and the second delay time Δ T2 is 1-3 seconds, and the reaction time Δ T3 is 10-11 seconds.
3. a kind of blast furnace main belt material flow tracing control device, which is characterized in that described device includes:
First computing unit, calculates first time point T1, and the T1=t1+t2+ Δ T1, the t1 are opening for charge can sealing valve
Valve time, the t2 are turning-plate chute actuation time, and the Δ T1 is the first delay time；
Second computing unit, calculates the second time point T2, and the T2=T1+ Δ T2, the Δ T2 are the second delay time；
Third computing unit, calculates third time point T3, and the T3=t3- Δ T3, the t3 are the material head of blank in main belt
The total time of upper operation, the Δ T3 are the reaction time；
First processing units are communicated with first computing unit, detect the first time point T1 of the material tail operation of the blank,
It reaches and issues the blank of first control signal control next batch after the first time point T1 to the main belt filled；
The second processing unit is communicated with second computing unit, detects the second time point T2 of the material head operation of the blank,
Reach issue after the second time point T2 the equipment that second control signal controls the main belt downstream carry out charging prepare it is dynamic
Make；
Third processing unit is communicated with the third computing unit, detects the third time point T3 of the material head operation of the blank,
Reach issue after the third time point T3 third control signal control detect the main belt downstream equipment charging prepare be
No completion carries out shutdown processing if the equipment charging in the main belt downstream prepares not completing；
First stream detection device is communicated with first computing unit, detects corresponding first material of the first time point T1
Tail position issues the 4th control signal when detecting the first material tail position；
Using the blank of first control signal or the 4th control signal control next batch to the main belt filled；First
Control signal issues before the 4th control signal；
Second stream detection device is communicated with second computing unit, detects corresponding first material of the second time point T2
Head position issues the 5th control signal when detecting the first material head position；
Charging preparation is carried out using the equipment that second control signal or the 5th control signal control the main belt downstream；The
Two control signals issue after the 5th control signal；
Third stream detection device is communicated with the third computing unit, detects corresponding second material of the third time point T3
Head position issues the 6th control signal when detecting the second material head position；
The charging of the equipment in signal or the 6th control signal control detection main belt downstream is controlled by using third
Whether preparatory action is completed, if the charging of the equipment in the main belt downstream prepares not completing, carries out shutdown processing.
4. blast furnace main belt material flow tracing control device as claimed in claim 3, which is characterized in that described device further include:
Storage unit is communicated with first computing unit, the second computing unit and the third computing unit, stores described the
The data and blast furnace process data of one computing unit, the second computing unit and the third computing unit；
Display unit communicates with first computing unit, the second computing unit and the third computing unit, constructs main belt
Stream picture, the positional relationship of Dynamically Announce stream and the main belt, and the display first time point T1, the second time
The point T2 and third time point T3.
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| CN201610351914.1A CN105907907B (en) | 2016-05-25 | 2016-05-25 | A kind of blast furnace main belt material flow tracing control method and device |
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| CN201610351914.1A CN105907907B (en) | 2016-05-25 | 2016-05-25 | A kind of blast furnace main belt material flow tracing control method and device |
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|---|---|---|---|---|
| CN110681307A (en) * | 2019-09-27 | 2020-01-14 | 首钢京唐钢铁联合有限责任公司 | Material mixing method and device |
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| CN104962672A (en) * | 2014-10-15 | 2015-10-07 | 北京金自天正智能控制股份有限公司 | Designing method for blast furnace material list |
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