CN110389098A - The permeability detection system and method for air brick of steel ladle - Google Patents
The permeability detection system and method for air brick of steel ladle Download PDFInfo
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- CN110389098A CN110389098A CN201810359741.7A CN201810359741A CN110389098A CN 110389098 A CN110389098 A CN 110389098A CN 201810359741 A CN201810359741 A CN 201810359741A CN 110389098 A CN110389098 A CN 110389098A
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- air brick
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- permeability
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- 238000001514 detection method Methods 0.000 title claims abstract description 336
- 239000011449 brick Substances 0.000 title claims abstract description 225
- 230000035699 permeability Effects 0.000 title claims abstract description 137
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 111
- 239000010959 steel Substances 0.000 title claims abstract description 111
- 238000000034 method Methods 0.000 title claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims abstract description 28
- 238000012797 qualification Methods 0.000 claims abstract description 6
- 230000000087 stabilizing effect Effects 0.000 claims description 24
- 239000007789 gas Substances 0.000 description 168
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 18
- 229910052786 argon Inorganic materials 0.000 description 9
- 230000001276 controlling effect Effects 0.000 description 9
- 238000009738 saturating Methods 0.000 description 9
- 238000007664 blowing Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 230000008439 repair process Effects 0.000 description 4
- 238000009628 steelmaking Methods 0.000 description 3
- 230000018199 S phase Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N15/0806—Details, e.g. sample holders, mounting samples for testing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N15/082—Investigating permeability by forcing a fluid through a sample
- G01N15/0826—Investigating permeability by forcing a fluid through a sample and measuring fluid flow rate, i.e. permeation rate or pressure change
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- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Fluid Mechanics (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Abstract
The invention discloses the permeability detection systems and method of a kind of air brick of steel ladle.Wherein, the permeability detection system of air brick of steel ladle for industrial personal computer includes: ventilative detection main module and industrial personal computer transmission module, the ventilative detection main module and industrial personal computer transmission module interact, and the ventilative detection main module includes: ventilative detection starting module, the first acquisition module, first judgment module, the second acquisition module, the second judgment module, third judgment module, flow detection mode selection module and industrial personal computer display module.The permeability detection system for being used for the air brick of steel ladle of industrial personal computer can accurately detect permeability of the current air brick under minimum discharge detection pattern or maximum stream flow detection pattern, when air brick is in minimum discharge detection pattern and the equal permeability qualification of maximum stream flow detection pattern, the air brick can just be trusted and be come into operation, the accuracy of air permeability of steel ladle air permeable brick detection is improved, while guaranteeing to make steel quality.
Description
Technical field
The present invention relates to steelmaking technical fields, in particular to a kind of permeability detection system of air brick of steel ladle
And method.
Background technique
Ladle is the important equipment for containing molten steel, and molten steel has certain infiltration to air brick gap of breathing freely, and permeates steel
Water depth will affect air brick gas permeability, while in order to meet the accurate control of steel ladle bottom argon blowing, before ladle contains molten steel,
The technical staff of steel mill usually requires to detect the permeability of air brick.
Existing air permeability of steel ladle air permeable brick detection system has the following deficiencies: that (1) is ventilative in detection air brick of steel ladle
Before performance, it is often not concerned with the degree of being completely embedded of the pipeline of the corresponding executing agency of air brick of steel ladle, it is saturating so as to cause ladle
The accuracy of gas brick permeability detection is not high；(2) scene does not have operating terminal, causes field worker that cannot check in time ventilative
The permeability of brick delays the time for taking countermeasure, eventually affects the smelting quality of steel；(3) air brick of steel ladle
The degree of automation of permeability detection system falls behind, and does not take the measure being collected to the detection data of air brick of steel ladle,
And do not provide traceable approach to the detection data of air brick of steel ladle.
Summary of the invention
The present invention is directed to solve at least one of the technical problems existing in the prior art or related technologies.
For this purpose, the first object of the present invention is to propose a kind of permeability detection of air brick of steel ladle for industrial personal computer
System.
The second object of the present invention is to propose a kind of permeability detection system of air brick of steel ladle for on-site terminal
System.
The third object of the present invention is to propose a kind of permeability detection method of air brick of steel ladle for industrial personal computer.
The fourth object of the present invention is to propose a kind of permeability detection side of air brick of steel ladle for on-site terminal
Method.
The fifth object of the present invention is to propose a kind of permeability detection system of air brick of steel ladle.
To achieve the goals above, the technical solution of the first aspect of the present invention provides a kind of steel for industrial personal computer
The permeability detection system of packet air brick, the industrial personal computer and on-site terminal are interacted with PLC controller, the PLC
Controller is connected with executing agency, for controlling executing agency's movement, and acquires the detection of the executing agency in real time
Data, the executing agency are connected with gas access and gas vent, and the gas vent is connected to the air brick of ladle bottom；
It is characterized in that, the permeability detection system of the air brick of steel ladle for industrial personal computer include: ventilative detection main module and
Industrial personal computer transmission module, the ventilative detection main module and industrial personal computer transmission module interact, the ventilative detection main module
Include: ventilative detection starting module, first obtains module, first judgment module, second obtains module, the second judgment module, the
Three judgment modules, flow detection mode selection module and industrial personal computer display module；The ventilative detection starting module, in steel
Packet does not contain under molten steel state, receives the ventilative detection application program instructions of starting, starts ventilative detection application program；Described first
Module is obtained, for obtaining ladle information and air brick information；The first judgment module, for according to the ladle number
Information and air brick information judge whether current air brick is new air brick；Described second obtains module, if for current saturating
Gas brick is old air brick, obtain when current air brick is new air brick the executing agency respectively in minimum discharge detection pattern and
Gas flow values Lmin0, Lmax0 and gas pressure value P of the gas outlet detected under maximum stream flow detection pattern
min0,P max0；The flow detection mode selection module, for receiving the instruction of minimum discharge detection pattern and max-flow respectively
Measure detection pattern instruction and the industrial personal computer transmission module, for send respectively minimum discharge detection pattern instruction and
Maximum stream flow detection pattern is instructed to PLC controller, so that the PLC controller controls the executing agency respectively according to minimum
Flow detection mode and the movement of maximum stream flow detection pattern；The industrial personal computer transmission module, is also used to receive the PLC controller
The gas that the executing agency sent in real time detects under minimum discharge detection pattern and maximum stream flow detection pattern respectively
Gas flow values LminN, the LmaxN and gas pressure value P minN, P maxN in exit；Second judgment module, is used for
According to described gas flow values Lmin0, Lmax0, LminN and LmaxN and the gas pressure value P min0, P max0, P
MinN and P maxN judges the pipeline of the executing agency respectively under minimum discharge detection pattern and maximum stream flow detection pattern
Whether it is completely embedded；The third judgment module, for being detected when the pipeline in minimum discharge detection pattern and maximum stream flow
When being all connected with close under mode, according to described gas flow values Lmin0, Lmax0, LminN and LmaxN, current air brick is judged
Permeability it is whether qualified under minimum discharge detection pattern and maximum stream flow detection pattern respectively；The industrial personal computer shows mould
Block, for according to judging result, display reminding information；The industrial personal computer transmission module is also used to send the prompt letter in real time
It ceases to the on-site terminal.
Preferably, the industrial personal computer display module is specifically used for: current air brick is saturating under minimum discharge detection pattern
When gas performance is not qualified, the not qualified prompt information of permeability of the current air brick under minimum discharge detection pattern is shown；
When currently permeability of the air brick under maximum stream flow detection pattern is not qualified, show that current air brick is detected in maximum stream flow
The not qualified prompt information of permeability under mode；The pipeline of the executing agency is not connected under minimum discharge detection pattern
When close, show that the pipeline is not connected with close prompt information under minimum discharge detection pattern；The pipe of the executing agency
When road is not connected with close under maximum stream flow detection pattern, it is close to show that the pipeline is not connected under maximum stream flow detection pattern
Prompt information；The pipeline of the executing agency is all connected with closely under minimum discharge detection pattern and maximum stream flow detection pattern
When, show the prompt information that the pipeline is completely embedded；The permeability of current air brick is in minimum discharge detection pattern and most
When qualified under big flow detection pattern, the prompt information of the permeability qualification of current air brick is shown.
The technical solution of the second aspect of the present invention provides a kind of gas permeability of air brick of steel ladle for on-site terminal
Energy detection system, industrial personal computer and the on-site terminal are interacted with PLC controller, the PLC controller and executing agency
It is connected, for controlling executing agency's movement, and acquires the detection data of the executing agency in real time, the executing agency
It is connected with gas access and gas vent, the gas vent is connected to the air brick of ladle bottom；It is characterized in that, the use
The permeability detection system of the air brick of steel ladle of terminal includes: that on-site terminal transmission module and on-site terminal show mould on site
Block, the on-site terminal transmission module and on-site terminal display module interact；The on-site terminal transmission module, for connecing
The executing agency that the PLC controller is sent in real time is received respectively in minimum discharge detection pattern and maximum stream flow detection pattern
Under gas flow values LminN, LmaxN and gas pressure value P minN, P maxN of gas outlet for detecting；The scene
Terminal transmission module is also used to receive the prompt information that the industrial personal computer is sent in real time；The on-site terminal display module, is used for
Gas flow values LminN, LmaxN and gas pressure value P minN, P maxN described in real-time display and prompt information.
The technical solution of the third aspect of the present invention provides a kind of permeability of air brick of steel ladle for industrial personal computer
Detection method, the industrial personal computer and on-site terminal are interacted with PLC controller, the PLC controller and executing agency's phase
Connection for controlling executing agency's movement, and acquires the detection data of the executing agency in real time, and the executing agency connects
It is connected to gas access and gas vent, the gas vent is connected to the air brick of ladle bottom；It is characterized in that, described be used for
The permeability detection method of the air brick of steel ladle of industrial personal computer includes: that it is ventilative to receive starting in the case where ladle does not contain molten steel state
Application program instructions are detected, ventilative detection application program is started；Obtain ladle information and air brick information；According to the steel
Bale No. information and air brick information judge whether current air brick is new air brick；If current air brick is old air brick, obtain
The executing agency is respectively in minimum discharge detection pattern and maximum stream flow detection pattern when to take current air brick be new air brick
Under gas flow values Lmin0, Lmax0 and gas pressure value P min0, P max0 of gas outlet for detecting, and receive
The instruction of minimum discharge detection pattern, and send the minimum discharge detection pattern and instruct to PLC controller, for PLC control
Device processed controls the executing agency and acts according to minimum discharge detection pattern；The instruction of maximum stream flow detection pattern is received, and is sent
The maximum stream flow detection pattern is instructed to PLC controller, so that the PLC controller controls the executing agency according to maximum
Flow detection Modal action；It receives the executing agency that the PLC controller is sent in real time and detects mould in minimum discharge respectively
Gas flow values LminN, LmaxN and gas pressure value P of the gas outlet detected under formula and maximum stream flow detection pattern
minN,P maxN；According to described gas flow values Lmin0, Lmax0, LminN and LmaxN and the gas pressure value P
Min0, P max0, P minN and P maxN judge the pipeline of the executing agency respectively in minimum discharge detection pattern and maximum
Whether it is completely embedded under flow detection mode；When the pipeline is equal under minimum discharge detection pattern and maximum stream flow detection pattern
When being completely embedded, according to described gas flow values Lmin0, Lmax0, LminN and LmaxN, the gas permeability of current air brick is judged
Can whether qualified under minimum discharge detection pattern and maximum stream flow detection pattern respectively；According to judging result, display reminding letter
Breath；The prompt information is sent in real time to the on-site terminal.
Preferably, described according to judging result, the step of display reminding information, specifically include: current air brick is in minimum
When permeability under flow detection mode is not qualified, permeability of the current air brick under minimum discharge detection pattern is shown
Not qualified prompt information；When currently permeability of the air brick under maximum stream flow detection pattern is not qualified, display is current saturating
The not qualified prompt information of permeability of the gas brick under maximum stream flow detection pattern；The pipeline of the executing agency is in minimum stream
When being not connected with close under amount detection pattern, show that the pipeline is not connected with closely prompt letter under minimum discharge detection pattern
Breath；When the pipeline of the executing agency is not connected with close under maximum stream flow detection pattern, show the pipeline in maximum stream flow
Close prompt information is not connected under detection pattern；The pipeline of the executing agency is in minimum discharge detection pattern and maximum stream flow
When being all connected with close under detection pattern, the prompt information that the pipeline is completely embedded is shown；The permeability of current air brick exists
When qualified under minimum discharge detection pattern and maximum stream flow detection pattern, show that the permeability of current air brick is qualified and mention
Show information.
The technical solution of the fourth aspect of the present invention provides a kind of gas permeability of air brick of steel ladle for on-site terminal
Energy detection method, industrial personal computer and the on-site terminal are interacted with PLC controller, the PLC controller and executing agency
It is connected, for controlling executing agency's movement, and acquires the detection data of the executing agency in real time, the executing agency
It is connected with gas access and gas vent, the gas vent is connected to the air brick of ladle bottom；It is characterized in that, the use
On site the permeability detection method of the air brick of steel ladle of terminal include: receive the PLC controller send in real time it is described
The gas stream for the gas outlet that executing agency detects under minimum discharge detection pattern and maximum stream flow detection pattern respectively
Magnitude LminN, LmaxN and gas pressure value P minN, P maxN；Receive the prompt information that the industrial personal computer is sent in real time；It is real
When show described gas flow values LminN, LmaxN and gas pressure value P minN, P maxN and prompt information.
The technical solution of the fifth aspect of the present invention provides a kind of permeability detection system of air brick of steel ladle, packet
It includes: industrial personal computer, PLC controller, executing agency and an at least on-site terminal, which is characterized in that the industrial personal computer is using above-mentioned
Permeability detection system described in any technical solution for the air brick of steel ladle of industrial personal computer；The on-site terminal is using upper
State the permeability detection system described in any technical solution for the air brick of steel ladle of on-site terminal；Executing agency's tool
Body includes: low-pressure gas source, low-pressure gas input unit, high-pressure air source, high pressure gas input unit, pressure stabilizing input unit, pressure stabilizing
Packet and at least a set of gas output unit；Wherein, one end of the low-pressure gas input unit connects the low-pressure gas source, another
One end is connected to the input terminal of the pressure stabilizing packet by the pressure stabilizing input unit；One end of the high pressure gas input unit connects
The high-pressure air source is connect, the other end is connected to the input terminal of the pressure stabilizing packet by the pressure stabilizing input unit；The pressure stabilizing
The output end of packet is connected to the input terminal of the gas output unit, and the output end of the gas output unit is connected to gas and goes out
Mouthful.
Preferably, the permeability detection system of the air brick of steel ladle further include: database module, the database
Module is arranged on the industrial personal computer and/or the on-site terminal, for storing the permeability detection data of air brick of steel ladle,
And it is reported according to the historical data that the detection data generates the permeability of air brick of steel ladle in real time；The database module,
It is also used to receive the instruction for inquiring the historical data report.
Beneficial effects of the present invention:
1, when the pipeline for determining executing agency is completely embedded, the permeability detection system of air brick of steel ladle of the invention
The permeability of air brick can be detected under minimum discharge detection pattern and maximum stream flow detection pattern；Determining execution machine
When the pipeline of structure is completely embedded, which can accurately be sentenced by gas flow values Lmin0, Lmax0, LminN and LmaxN
Disconnected permeability of the current air brick under minimum discharge detection pattern and maximum stream flow detection pattern out；When the pipe of executing agency
Road is all connected with closely under minimum discharge detection pattern and maximum stream flow detection pattern, and air brick is in minimum discharge detection pattern
When qualified with the permeability under maximum stream flow detection pattern, which can just trust and come into operation, and guarantee to contain in ladle
When putting molten steel, ladle has a good air penetrability, improves the accuracy of air permeability of steel ladle air permeable brick detection, and by permeability
Qualified air brick comes into operation, it is ensured that steel-making quality；
2, the permeability detection system of air brick of steel ladle of the invention passes through terminal real-time display executing agency at the scene
The prompt letter that the gas actual flow value and gas actual pressure value and industrial personal computer of the gas outlet detected are sent in real time
Breath, so that terminal can observe the detection data of air brick of steel ladle to worker at any time at the scene, and in the past by worker's field observation
Detection data is simultaneously conveyed to industrial personal computer room, then the technical solution of progress corresponding operating is compared on industrial personal computer, greatly reduces work
The field labor intensity of people；
3, the technical staff of steel mill by the current air brick that shows on industrial personal computer under minimum discharge detection pattern and most
The prompt information of permeability under big flow detection pattern can learn the permeability of air brick, in minimum discharge in time
The not qualified current air brick of permeability under detection pattern or under maximum stream flow detection pattern is handled as early as possible, so that should
The permeability detection system of air brick of steel ladle reenters detecting state as early as possible, and then improves air permeability of steel ladle air permeable brick
Detection efficiency；
4, the prompt for being completely embedded situation that the technical staff of steel mill passes through the pipeline of the executing agency shown on industrial personal computer
Information can learn the degree of being completely embedded of the pipeline of executing agency in time, will be not connected with close pipeline and repair as early as possible, so that
The permeability detection system of the air brick of steel ladle reenters detecting state as early as possible, improves the inspection of air permeability of steel ladle air permeable brick
Survey efficiency；
5, the permeability detection system of air brick of steel ladle of the invention is carried out by the detection data to air brick of steel ladle
It collects, and the historical data report of air brick of steel ladle is inquired by access database module, reach to air brick of steel ladle
Historical data report traceable purpose.
Additional aspect and advantage of the invention will become obviously in the following description, or practice understanding through the invention
It arrives.
Detailed description of the invention
Fig. 1 shows the permeability detection system of the air brick of steel ladle for industrial personal computer of one embodiment of the present of invention
Schematic block diagram；
Fig. 2 shows the permeability detection systems of the air brick of steel ladle for on-site terminal of one embodiment of the present of invention
The schematic block diagram of system；
Fig. 3 shows the permeability detection method of the air brick of steel ladle for industrial personal computer of one embodiment of the present of invention
Schematic flow diagram；
Fig. 4 shows the permeability detection side of the air brick of steel ladle for on-site terminal of one embodiment of the present of invention
The schematic flow diagram of method；
Fig. 5 shows the whole signal of the permeability detection system of the air brick of steel ladle of one embodiment of the present of invention
Figure；
Fig. 6 shows the schematic diagram of the executing agency in Fig. 5.
Wherein, 1-industrial personal computer, 2-on-site terminals, 3-PLC controllers, 4-executing agencies, 5-gas accesses, 6-gas
Body outlet, 7-ladles, 8-air bricks, 9-interchangers, 10-low-pressure gas sources, 11-low-pressure gas input units, 12-high pressures
Gas source, 13-high pressure gas input units, 14-pressure stabilizing input units, 15-pressure stabilizing packets, 16-gas output units.
Specific embodiment
To better understand the objects, features and advantages of the present invention, with reference to the accompanying drawing and specific real
Applying mode, the present invention is further described in detail.It should be noted that in the absence of conflict, the implementation of the application
Feature in example and embodiment can be combined with each other.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, still, the present invention may be used also
To be implemented using other than the one described here other modes, therefore, protection scope of the present invention is not limited to following public affairs
The limitation for the specific embodiment opened.
As shown in Figure 1, a kind of permeability detection system of the air brick of steel ladle for industrial personal computer, the industrial personal computer and existing
Field terminal is interacted with PLC controller, and the PLC controller is connected with executing agency, for controlling the execution machine
Structure movement, and the detection data of the executing agency is acquired in real time, the executing agency is connected with gas access and gas vent,
The gas vent is connected to the air brick of ladle bottom；This is used for the permeability detection system of the air brick of steel ladle of industrial personal computer
It include: ventilative detection main module 102 and industrial personal computer transmission module 120, the ventilative detection main module 102 and industrial personal computer transmit mould
Block 120 interacts, the ventilative detection main module 102 include: ventilative detection starting module 104, first obtain module 106,
First judgment module 108, second obtains module 110, the second judgment module 114, third judgment module 116, flow detection mode
Selecting module 112 and industrial personal computer display module 118.
The ventilative detection starting module 104 is answered in the case where ladle does not contain molten steel state, receiving the ventilative detection of starting
With program instruction, start ventilative detection application program；Described first obtains module 106, for obtaining ladle information and breathing freely
Brick information；The first judgment module 108, for according to the ladle information and air brick information, judgement to be current saturating
Whether gas brick is new air brick；Described second obtains module 110, if being old air brick for current air brick, obtains current saturating
The executing agency detects under minimum discharge detection pattern and maximum stream flow detection pattern respectively when gas brick is new air brick
Gas outlet gas flow values Lmin0, Lmax0 and gas pressure value P min0, P max0；The flow detection mode
Selecting module 112, for receiving the instruction of minimum discharge detection pattern and the instruction of maximum stream flow detection pattern and the work respectively
Control machine transmission module 120, for send minimum discharge detection pattern instruction respectively and maximum stream flow detection pattern instruct to
PLC controller, so that the PLC controller controls the executing agency respectively according to minimum discharge detection pattern and maximum stream flow
Detection pattern movement；The industrial personal computer transmission module 120 is also used to receive the execution that the PLC controller is sent in real time
The gas flow values for the gas outlet that mechanism detects under minimum discharge detection pattern and maximum stream flow detection pattern respectively
LminN, LmaxN and gas pressure value P minN, P maxN；Second judgment module 114, for according to the gas flow
Value Lmin0, Lmax0, LminN and LmaxN and the gas pressure value P min0, P max0, P minN and P maxN, sentence
Whether the pipeline of the executing agency of breaking is completely embedded under minimum discharge detection pattern and maximum stream flow detection pattern respectively；Institute
Third judgment module 116 is stated, for being all connected under minimum discharge detection pattern and maximum stream flow detection pattern when the pipeline
When close, according to described gas flow values Lmin0, Lmax0, LminN and LmaxN, the permeability point of current air brick is judged
It is whether qualified not under minimum discharge detection pattern and maximum stream flow detection pattern；The industrial personal computer display module 118 is used for root
It is judged that as a result, display reminding information；The industrial personal computer transmission module 120 is also used to send the prompt information in real time to institute
State on-site terminal.
In the present embodiment, the industrial personal computer display module 118 is specifically used for: current air brick detects mould in minimum discharge
When permeability under formula is not qualified, shows that permeability of the current air brick under minimum discharge detection pattern is not qualified and mention
Show information；When currently permeability of the air brick under maximum stream flow detection pattern is not qualified, show current air brick in maximum
The not qualified prompt information of permeability under flow detection mode；The pipeline of the executing agency is in minimum discharge detection pattern
Under when being not connected with close, show that the pipeline is not connected with close prompt information under minimum discharge detection pattern；The execution
When the pipeline of mechanism is not connected with close under maximum stream flow detection pattern, show the pipeline under maximum stream flow detection pattern not
The prompt information being completely embedded；The pipeline of the executing agency is equal under minimum discharge detection pattern and maximum stream flow detection pattern
When being completely embedded, the prompt information that the pipeline is completely embedded is shown；The permeability of current air brick is detected in minimum discharge
When qualified under mode and maximum stream flow detection pattern, the prompt information of the permeability qualification of current air brick is shown.
As shown in Fig. 2, a kind of permeability detection system of the air brick of steel ladle for on-site terminal, industrial personal computer and described
On-site terminal is interacted with PLC controller, and the PLC controller is connected with executing agency, for controlling the execution
Mechanism action, and the detection data of the executing agency is acquired in real time, the executing agency is connected with gas access and gas goes out
Mouthful, the gas vent is connected to the air brick of ladle bottom；This is used for the permeability inspection of the air brick of steel ladle of on-site terminal
Examining system includes: on-site terminal transmission module 202 and on-site terminal display module 204,202 He of on-site terminal transmission module
On-site terminal display module 204 interacts.
The on-site terminal transmission module 202, for receiving the executing agency point that the PLC controller is sent in real time
The gas flow values LminN for the gas outlet not detected under minimum discharge detection pattern and maximum stream flow detection pattern,
LmaxN and gas pressure value P minN, P maxN；It is real to be also used to receive the industrial personal computer for the on-site terminal transmission module 202
When the prompt information that sends；The on-site terminal display module 204, for gas flow values LminN described in real-time display,
LmaxN and gas pressure value P minN, P maxN and prompt information.
As shown in figure 3, a kind of permeability of air brick of steel ladle for industrial personal computer of one embodiment of the present of invention is examined
Survey method, the industrial personal computer and on-site terminal are interacted with PLC controller, and the PLC controller is connected with executing agency
It connects, for controlling executing agency's movement, and acquires the detection data of the executing agency in real time, executing agency's connection
There are gas access and gas vent, the gas vent is connected to the air brick of ladle bottom；The ladle for being used for industrial personal computer is saturating
The permeability detection method of gas brick includes:
Step 302, in the case where ladle does not contain molten steel state, the ventilative detection application program instructions of starting are received, starting is ventilative
Detect application program；
Step 304, ladle information and air brick information are obtained；
Step 306, according to the ladle information and air brick information, judge whether current air brick is new ventilative
Brick；
Step 308, if current air brick is old air brick, executing agency when current air brick is new air brick is obtained
The gas flow values of the gas outlet detected under minimum discharge detection pattern and maximum stream flow detection pattern respectively
Lmin0, Lmax0 and gas pressure value P min0, P max0, and
Step 310, the instruction of minimum discharge detection pattern is received, and sends the minimum discharge detection pattern and instructs to PLC
Controller acts so that the PLC controller controls the executing agency according to minimum discharge detection pattern；
Step 312, the instruction of maximum stream flow detection pattern is received, and sends the maximum stream flow detection pattern and instructs to PLC
Controller acts so that the PLC controller controls the executing agency according to maximum stream flow detection pattern；
Step 314, the executing agency that the PLC controller is sent in real time is received respectively in minimum discharge detection pattern
With gas flow values LminN, LmaxN and gas pressure value P of the gas outlet detected under maximum stream flow detection pattern
minN,P maxN；
Step 316, according to described gas flow values Lmin0, Lmax0, LminN and LmaxN and the gas pressure value
P min0, P max0, P minN and P maxN judge the pipeline of the executing agency respectively in minimum discharge detection pattern and most
Whether it is completely embedded under big flow detection pattern；
Step 318, when the pipeline is all connected with close under minimum discharge detection pattern and maximum stream flow detection pattern,
According to described gas flow values Lmin0, Lmax0, LminN and LmaxN, judge the permeability of current air brick respectively in minimum
It is whether qualified under flow detection mode and maximum stream flow detection pattern；
Step 320, according to judging result, display reminding information；
Step 322, the prompt information is sent in real time to the on-site terminal.
In the present embodiment, it can be achieved that be located at ladle prepare region in air brick of steel ladle permeability and respective tube
The degree of being completely embedded in road is detected；Specifically, judging that current air brick is according to ladle information and air brick information
No is new air brick, and when current air brick is new air brick, the executing agency is respectively in minimum discharge detection pattern and most
Gas flow values Lmin0, the Lmax0 and gas pressure value P min0, P in detection gas exit under big flow detection pattern
Max0, and the data that will test are stored.Current air brick is old air brick, and it is new ventilative for obtaining current air brick
The gas outlet that the executing agency detects under minimum discharge detection pattern and maximum stream flow detection pattern respectively when brick
Gas flow values Lmin0, Lmax0 and gas pressure value P min0, P max0.
If the gas flow values for the gas outlet that executing agency detects are normal, gas pressure value but very little when, explanation
There is the discouraged phenomenon of pipeline in the pipeline.
When the pipeline for determining executing agency is completely embedded, which can be in minimum discharge detection pattern and maximum
Under flow detection mode, the permeability of air brick is detected；In specific embodiment, under minimum discharge detection pattern, machine is executed
Solenoid valve on the pipeline of structure is minimum aperture, and under maximum stream flow detection pattern, the solenoid valve on the pipeline of executing agency is
Maximum opening.According to described gas flow values Lmin0, Lmax0, LminN and LmaxN, the permeability of current air brick is judged
It is whether qualified under minimum discharge detection pattern and maximum stream flow detection pattern respectively.
When the pipeline for determining executing agency is completely embedded, the detection system can by gas flow values Lmin0, Lmax0,
It is ventilative under minimum discharge detection pattern and maximum stream flow detection pattern to be accurately judged to current air brick by LminN and LmaxN
Performance.In specific embodiment, the gas flow values LminN and the ratio of gas flow values Lmin0 that executing agency detects are greater than
When equal to 85%, determine that permeability of the current air brick under minimum discharge detection pattern is qualified；As gas flow values LmaxN
When being more than or equal to 85% with the ratio of gas flow values Lmax0, determine that current air brick is saturating under maximum stream flow detection pattern
Gas performance is qualified.
In the present embodiment, described according to judging result, the step of display reminding information, specifically include: current air brick
When permeability under minimum discharge detection pattern is not qualified, show that current air brick is saturating under minimum discharge detection pattern
The not qualified prompt information of gas performance；When currently permeability of the air brick under maximum stream flow detection pattern is not qualified, display
The not qualified prompt information of current permeability of the air brick under maximum stream flow detection pattern；The pipeline of the executing agency exists
When being not connected with close under minimum discharge detection pattern, show that the pipeline is not connected with closely mentioning under minimum discharge detection pattern
Show information；When the pipeline of the executing agency is not connected with close under maximum stream flow detection pattern, show the pipeline in maximum
Close prompt information is not connected under flow detection mode；The pipeline of the executing agency is in minimum discharge detection pattern and maximum
When being all connected with close under flow detection mode, the prompt information that the pipeline is completely embedded is shown；The gas permeability of current air brick
When can be qualified under minimum discharge detection pattern and maximum stream flow detection pattern, show that the permeability of current air brick is qualified
Prompt information.
In the present embodiment, the technical staff of steel mill is detected by the current air brick shown on industrial personal computer in minimum discharge
The prompt information of permeability under mode and under maximum stream flow detection pattern, can learn the permeability of air brick in time, right
The not qualified current air brick of permeability under minimum discharge detection pattern or under maximum stream flow detection pattern carries out as early as possible
Processing so that the permeability detection system of the air brick of steel ladle reenters detecting state as early as possible, and then improves ladle ventilating
The detection efficiency of brick permeability.
The prompt letter for being completely embedded situation that the technical staff of steel mill passes through the pipeline of the executing agency shown on industrial personal computer
Breath, can learn the degree of being completely embedded of the pipeline of executing agency in time, will be not connected with close pipeline and repair as early as possible, so that should
The permeability detection system of air brick of steel ladle reenters detecting state as early as possible, improves the detection of air permeability of steel ladle air permeable brick
Efficiency.
When the pipeline of executing agency is all connected with closely under minimum discharge detection pattern and maximum stream flow detection pattern, and thoroughly
When permeability of the gas brick under minimum discharge detection pattern and maximum stream flow detection pattern is qualified, which can just be trusted
It comes into operation, guarantees when ladle holds molten steel, ladle has good air penetrability, improves air permeability of steel ladle air permeable brick detection
Accuracy, and the air brick of permeability qualification is come into operation, it is ensured that steel-making quality.
As shown in figure 4, a kind of permeability of air brick of steel ladle for on-site terminal of one embodiment of the present of invention
Detection method, industrial personal computer and the on-site terminal are interacted with PLC controller, the PLC controller and executing agency's phase
Connection for controlling executing agency's movement, and acquires the detection data of the executing agency in real time, and the executing agency connects
It is connected to gas access and gas vent, the gas vent is connected to the air brick of ladle bottom；This is used for the steel of on-site terminal
The permeability detection method of packet air brick includes:
Step 402, the executing agency that the PLC controller is sent in real time is received respectively in minimum discharge detection pattern
With gas flow values LminN, LmaxN and gas pressure value P of the gas outlet detected under maximum stream flow detection pattern
minN,P maxN；
Step 404, the prompt information that the industrial personal computer is sent in real time is received；
Step 406, gas flow values LminN, LmaxN and gas pressure value P minN, P maxN described in real-time display with
And prompt information.
In the present embodiment, real by the gas for the gas outlet that terminal real-time display executing agency detects at the scene
The prompt information that border flow value and gas actual pressure value and industrial personal computer are sent in real time, so that terminal can at the scene by worker
The detection data for observing air brick of steel ladle at any time, and by worker's field observation detection data and was conveyed to industrial personal computer room in the past,
The technical solution that corresponding operating is carried out on industrial personal computer again is compared, and the field labor intensity of worker is greatly reduced.
As shown in figure 5, a kind of permeability detection system of air brick of steel ladle of one embodiment of the present of invention, comprising:
Industrial personal computer 1, PLC controller 3, executing agency 4 and on-site terminal 2, the industrial personal computer 1 is using described in any of the above-described technical solution
The permeability detection system of air brick of steel ladle for industrial personal computer；The on-site terminal 2 uses any of the above-described technical solution institute
The permeability detection system for the air brick of steel ladle for on-site terminal stated；The industrial personal computer 1, executing agency 4 and scene are whole
End 2 is connected with the PLC controller 3, and there are two gas access 5 and two gas vents 6, steel for the connection of executing agency 4
It wraps 7 bottoms and two blocks of air bricks 8 is installed, the gas vent 6 is connected to the air brick 8 of 7 bottom of ladle, the PLC controller 3
It is acted for controlling the executing agency 4, and acquires the detection data of the executing agency in real time；The industrial personal computer 1 and scene
Terminal 2 is communicated by interchanger 9 with PLC controller 3, and the industrial personal computer 1 is connected to the two grade network of steel mill.
As shown in fig. 6, the executing agency 4 specifically includes: low-pressure gas source 10, low-pressure gas input unit 11, high pressure gas
Source 12, high pressure gas input unit 13, pressure stabilizing input unit 14, pressure stabilizing packet 15 and two sets of gas output units 16；Wherein, described
One end of low-pressure gas input unit 11 connects the low-pressure gas source 10, and the other end is connected by the pressure stabilizing input unit 14
In the input terminal of the pressure stabilizing packet 15；One end of the high pressure gas input unit 13 connects the high-pressure air source 12, another
End is connected to the input terminal of the pressure stabilizing packet 15 by the pressure stabilizing input unit 14；The output end of the pressure stabilizing packet 15 is connected to
The output end of the input terminal of the gas output unit 16, the gas output unit 16 is connected to gas vent.
The gas output unit 16 is gentle including the broken top output branch of bypass parallel with one another, auxiliary gas output branch
The main output branch of body；The low-pressure gas input unit 11 is provided with second gas filter, second pressure gauge and the second electromagnetism
Valve, the high pressure gas input unit 13 are provided with first gas filter, first pressure gauge and the first solenoid valve, the pressure stabilizing
Input unit 14 is provided with the first pressure reducing valve, third pressure gauge and first pressure sensor；The broken top output branch of bypass is set
It is equipped with first manual regulating valve, first check-valve, second pressure sensor and noise reduction relief valve, the auxiliary gas exports branch
It is provided with the second manual modulation valve, third solenoid valve, second check-valve, second pressure sensor and noise reduction relief valve, the gas
The main output branch of body is provided with third manual modulation valve, the second pressure reducing valve, the 4th pressure gauge, the 4th solenoid valve, mass flow control
Device, third check-valves, second pressure sensor and noise reduction relief valve processed；In the low-pressure gas input unit 11 and high pressure gas
Input unit 13 is also respectively provided with the 4th manual modulation valve and the 5th manual modulation valve.
In the present embodiment, the industrial personal computer 1 is communicated by Industrial Ethernet with PLC controller 3, on-site terminal 2
It is communicated by PROFIBUS DP interface and PLC controller 3, the PLC controller 3 is the editable of Siemens S7-400
Logic controller.
Executing agency 4 is made of acquisition module and execution module, and the acquisition module includes: first pressure sensor,
Two pressure sensors, mass flow controller, first pressure gauge, second pressure gauge, third pressure gauge and the 4th pressure gauge, it is described
Execution module includes: the first solenoid valve, second solenoid valve, third solenoid valve, the 4th solenoid valve, the first pressure reducing valve, the second decompression
Valve, noise reduction relief valve, first manual regulating valve, the second manual modulation valve, third manual modulation valve, the 4th manual modulation valve and
Five manual modulation valves；Wherein, first pressure gauge, second pressure gauge, third pressure gauge and the 4th pressure gauge are for detecting respective tube
Gas pressure in road.
When starting ventilative detection application program on industrial personal computer 1, PLC controller 3 controls executing agency 4 respectively in minimum stream
The gas flow values and gas pressure value of gas outlet are detected under amount detection pattern and maximum stream flow detection pattern；The
Collected gas pressure signal is sent to PLC controller 3, quality stream by one pressure sensor and second pressure sensor in real time
Collected gas flow signals are sent to PLC controller 3 by amount controller in real time, and PLC controller 3 believes the pressure received
Number and flow signal be sent to industrial personal computer 1 in real time after treatment, so that industrial personal computer 1 is according to the pressure signal and flow signal
The degree of being completely embedded of the pipeline of permeability and respective execution mechanisms 4 to air brick of steel ladle checks.
When the pipeline of executing agency 4 breaks down, industrial personal computer 1 sends corresponding control instruction to PLC controller 3, PLC
Controller 3 controls gas from auxiliary gas output branch output according to the control instruction；When the permeability of air brick
When not qualified, industrial personal computer 1 sends corresponding control instruction to PLC controller 3, and PLC controller 3 is controlled according to the control instruction
Gas provides repair function from the broken top output branch output of the bypass for air brick.
In specific embodiment, low-pressure gas source 10 and high-pressure air source 12 can be nitrogen, compressed air or natural gas.
In the present embodiment, the control system of the steel ladle bottom argon blowing, further includes: database module, the database
Module is arranged on the industrial personal computer 1 and/or the on-site terminal 2, for storing the process data of steel ladle bottom argon blowing control, and
The report of Argon historical data is generated in real time according to the process data；The database module is also used to receive and blow described in inquiry
The instruction of argon historical data report；The control system of the steel ladle bottom argon blowing can carry out the process data that steel ladle bottom argon blowing controls
It collects, and inquired by accessing the process data that database module controls steel ladle bottom argon blowing, reaches to steel ladle bottom argon blowing
The traceable purpose of the process data of control.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of permeability detection system of the air brick of steel ladle for industrial personal computer, the industrial personal computer and on-site terminal with
PLC controller interacts, and the PLC controller is connected with executing agency, for controlling executing agency's movement, and it is real
When acquire the detection data of the executing agency, the executing agency is connected with gas access and gas vent, and the gas goes out
Mouth is connected to the air brick of ladle bottom；It is characterized in that, the permeability of the air brick of steel ladle for industrial personal computer detects
System includes:
Ventilative detection main module and industrial personal computer transmission module, the ventilative detection main module and industrial personal computer transmission module are handed over
Mutually, the ventilative detection main module includes: ventilative detection starting module, the first acquisition module, first judgment module, the second acquisition
Module, the second judgment module, third judgment module, flow detection mode selection module and industrial personal computer display module；
The ventilative detection starting module, in the case where ladle does not contain molten steel state, receiving the ventilative detection application program of starting
Instruction starts ventilative detection application program；
Described first obtains module, for obtaining ladle information and air brick information；
The first judgment module, for whether judging current air brick according to the ladle information and air brick information
For new air brick；
Described second obtains module, if being old air brick for current air brick, obtains current air brick as new air brick when institute
State the gas for the gas outlet that executing agency detects under minimum discharge detection pattern and maximum stream flow detection pattern respectively
Flow value Lmin0, Lmax0 and gas pressure value P min0, P max0；
The flow detection mode selection module detects mould for receiving the instruction of minimum discharge detection pattern and maximum stream flow respectively
Formula instruction, and
The industrial personal computer transmission module, for sending the minimum discharge detection pattern instruction and maximum stream flow detection pattern respectively
Instruction is to PLC controller, so that the PLC controller controls the executing agency respectively according to minimum discharge detection pattern and most
The movement of big flow detection pattern；
The industrial personal computer transmission module is also used to receive the executing agency that the PLC controller is sent in real time respectively most
Gas flow values LminN, LmaxN of the gas outlet detected under small flow detection mode and maximum stream flow detection pattern and
Gas pressure value P minN, P maxN；
Second judgment module, for according to described gas flow values Lmin0, Lmax0, LminN and LmaxN and described
Gas pressure value P min0, P max0, P minN and P maxN judge that the pipeline of the executing agency is examined in minimum discharge respectively
Whether it is completely embedded under survey mode and maximum stream flow detection pattern；
The third judgment module, for connecting under minimum discharge detection pattern and maximum stream flow detection pattern when the pipeline
When connecing close, according to described gas flow values Lmin0, Lmax0, LminN and LmaxN, the permeability of current air brick is judged
It is whether qualified under minimum discharge detection pattern and maximum stream flow detection pattern respectively；
The industrial personal computer display module, for according to judging result, display reminding information；
The industrial personal computer transmission module is also used to send the prompt information in real time to the on-site terminal.
2. the permeability detection system of the air brick of steel ladle according to claim 1 for industrial personal computer, which is characterized in that
The industrial personal computer display module is specifically used for: when currently permeability of the air brick under minimum discharge detection pattern is not qualified,
Show the not qualified prompt information of permeability of the current air brick under minimum discharge detection pattern；
When currently permeability of the air brick under maximum stream flow detection pattern is not qualified, show current air brick in maximum stream flow
The not qualified prompt information of permeability under detection pattern；
When the pipeline of the executing agency is not connected with close under minimum discharge detection pattern, show the pipeline in minimum discharge
Close prompt information is not connected under detection pattern；
When the pipeline of the executing agency is not connected with close under maximum stream flow detection pattern, show the pipeline in maximum stream flow
Close prompt information is not connected under detection pattern；
When the pipeline of the executing agency is all connected with close under minimum discharge detection pattern and maximum stream flow detection pattern, display
The prompt information that the pipeline is completely embedded；
When the permeability of current air brick is qualified under minimum discharge detection pattern and maximum stream flow detection pattern, display is worked as
The prompt information of the permeability qualification of preceding air brick.
3. a kind of permeability detection system of the air brick of steel ladle for on-site terminal, industrial personal computer and the on-site terminal with
PLC controller interacts, and the PLC controller is connected with executing agency, for controlling executing agency's movement, and it is real
When acquire the detection data of the executing agency, the executing agency is connected with gas access and gas vent, and the gas goes out
Mouth is connected to the air brick of ladle bottom；It is characterized in that, the permeability of the air brick of steel ladle for on-site terminal is examined
Examining system includes:
On-site terminal transmission module and on-site terminal display module, the on-site terminal transmission module and on-site terminal display module
It interacts；
The on-site terminal transmission module, for receiving the executing agency that the PLC controller is sent in real time respectively most
Gas flow values LminN, LmaxN of the gas outlet detected under small flow detection mode and maximum stream flow detection pattern and
Gas pressure value P minN, P maxN；
The on-site terminal transmission module is also used to receive the prompt information that the industrial personal computer is sent in real time；
The on-site terminal display module, for gas flow values LminN, LmaxN and gas pressure value P described in real-time display
MinN, P maxN and prompt information.
4. a kind of permeability detection method of the air brick of steel ladle for industrial personal computer, the industrial personal computer and on-site terminal with
PLC controller interacts, and the PLC controller is connected with executing agency, for controlling executing agency's movement, and it is real
When acquire the detection data of the executing agency, the executing agency is connected with gas access and gas vent, and the gas goes out
Mouth is connected to the air brick of ladle bottom；It is characterized in that, the permeability of the air brick of steel ladle for industrial personal computer detects
Method includes:
In the case where ladle does not contain molten steel state, the ventilative detection application program instructions of starting are received, start ventilative detection application program；
Obtain ladle information and air brick information；
According to the ladle information and air brick information, judge whether current air brick is new air brick；
If current air brick is old air brick, the executing agency is obtained when current air brick is new air brick respectively in minimum stream
Gas flow values Lmin0, Lmax0 and gas of the gas outlet detected under amount detection pattern and maximum stream flow detection pattern
Pressure value P min0, P max0, and
The instruction of minimum discharge detection pattern is received, and sends the minimum discharge detection pattern and instructs to PLC controller, for institute
It states PLC controller and controls the executing agency according to the movement of minimum discharge detection pattern；
The instruction of maximum stream flow detection pattern is received, and sends the maximum stream flow detection pattern and instructs to PLC controller, for institute
It states PLC controller and controls the executing agency according to the movement of maximum stream flow detection pattern；
The executing agency that the PLC controller is sent in real time is received to examine in minimum discharge detection pattern and maximum stream flow respectively
Gas flow values LminN, LmaxN and gas pressure value P minN, P maxN of the gas outlet detected under survey mode；
According to described gas flow values Lmin0, Lmax0, LminN and LmaxN and gas pressure value P min0, P
Max0, P minN and P maxN judge that the pipeline of the executing agency is examined in minimum discharge detection pattern and maximum stream flow respectively
Whether it is completely embedded under survey mode；
When the pipeline is all connected with close under minimum discharge detection pattern and maximum stream flow detection pattern, according to the gas
Flow value Lmin0, Lmax0, LminN and LmaxN judge the permeability of current air brick respectively in minimum discharge detection pattern
With it is whether qualified under maximum stream flow detection pattern；
According to judging result, display reminding information；
The prompt information is sent in real time to the on-site terminal.
5. the permeability detection method of the air brick of steel ladle according to claim 4 for industrial personal computer, which is characterized in that
It is described according to judging result, the step of display reminding information, specifically include:
When currently permeability of the air brick under minimum discharge detection pattern is not qualified, show current air brick in minimum discharge
The not qualified prompt information of permeability under detection pattern；
When currently permeability of the air brick under maximum stream flow detection pattern is not qualified, show current air brick in maximum stream flow
The not qualified prompt information of permeability under detection pattern；
When the pipeline of the executing agency is not connected with close under minimum discharge detection pattern, show the pipeline in minimum discharge
Close prompt information is not connected under detection pattern；
When the pipeline of the executing agency is not connected with close under maximum stream flow detection pattern, show the pipeline in maximum stream flow
Close prompt information is not connected under detection pattern；
When the pipeline of the executing agency is all connected with close under minimum discharge detection pattern and maximum stream flow detection pattern, display
The prompt information that the pipeline is completely embedded；
When the permeability of current air brick is qualified under minimum discharge detection pattern and maximum stream flow detection pattern, display is worked as
The prompt information of the permeability qualification of preceding air brick.
6. a kind of permeability detection method of the air brick of steel ladle for on-site terminal, industrial personal computer and the on-site terminal with
PLC controller interacts, and the PLC controller is connected with executing agency, for controlling executing agency's movement, and it is real
When acquire the detection data of the executing agency, the executing agency is connected with gas access and gas vent, and the gas goes out
Mouth is connected to the air brick of ladle bottom；It is characterized in that, the permeability of the air brick of steel ladle for on-site terminal is examined
Survey method includes:
The executing agency that the PLC controller is sent in real time is received to examine in minimum discharge detection pattern and maximum stream flow respectively
Gas flow values LminN, LmaxN and gas pressure value P minN, P maxN of the gas outlet detected under survey mode；
Receive the prompt information that the industrial personal computer is sent in real time；
Gas flow values LminN, LmaxN and gas pressure value P minN, P maxN described in real-time display and prompt information.
7. a kind of permeability detection system of air brick of steel ladle, comprising: industrial personal computer, PLC controller, executing agency and at least one
Platform on-site terminal, which is characterized in that
The industrial personal computer is using the permeability detection system as claimed in claim 1 or 2 for the air brick of steel ladle of industrial personal computer
System；
The on-site terminal is using the permeability detection system as claimed in claim 3 for the air brick of steel ladle of on-site terminal
System；
The executing agency specifically includes: low-pressure gas source, low-pressure gas input unit, high-pressure air source, high pressure gas input unit,
Pressure stabilizing input unit, pressure stabilizing packet and at least a set of gas output unit；
Wherein, one end of the low-pressure gas input unit connects the low-pressure gas source, and the other end is inputted by the pressure stabilizing
Unit is connected to the input terminal of the pressure stabilizing packet；
One end of the high pressure gas input unit connects the high-pressure air source, and the other end is connected by the pressure stabilizing input unit
It is connected to the input terminal of the pressure stabilizing packet；
The output end of the pressure stabilizing packet is connected to the input terminal of the gas output unit, the output end of the gas output unit
It is connected to gas vent.
8. the permeability detection system of air brick of steel ladle according to claim 7, which is characterized in that further include:
Database module, the database module is arranged on the industrial personal computer and/or the on-site terminal, for storing ladle
The permeability detection data of air brick, and the history of the permeability of air brick of steel ladle is generated according to the detection data in real time
Data report；
The database module is also used to receive the instruction for inquiring the historical data report.
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