CN206573957U - A kind of carbonyl iron pyrolysis oven temperature control cabinet - Google Patents
A kind of carbonyl iron pyrolysis oven temperature control cabinet Download PDFInfo
- Publication number
- CN206573957U CN206573957U CN201621214241.7U CN201621214241U CN206573957U CN 206573957 U CN206573957 U CN 206573957U CN 201621214241 U CN201621214241 U CN 201621214241U CN 206573957 U CN206573957 U CN 206573957U
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- CN
- China
- Prior art keywords
- carbonyl iron
- pyrolysis oven
- temperature
- controllable silicon
- temperature controller
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Abstract
The utility model belongs to metallurgical technology field, specifically a kind of carbonyl iron pyrolysis oven temperature control cabinet.The temperature control cabinet includes air switch, current transformer, voltage transformer, contactor, controllable silicon power regulator, industrial panel computer, Multifunctional network electric power instrument and digital temperature controller；Air switch is connected with contactor；Contactor is connected with controllable silicon power regulator；Controllable silicon power regulator is connected with heater；Industrial panel computer, functional network electric instrument are connected with digital temperature controller；Current transformer and voltage transformer are electrically connected with functional network electric instrument respectively；Controllable silicon power regulator is electrically connected with digital temperature controller and carbonyl iron pyrolysis oven firing equipment；Digital temperature controller is electrically connected with temperature sensor.The utility model can automatically adjust carbonyl iron pyrolysis furnace temperature, automatically adjust pyrolysis oven temperature alarming threshold value, reduce human factor, it is to avoid the problems such as temperature alarming produces wrong report, failed to report, and reduce control error and manual labor amount.
Description
Technical field
The utility model belongs to metallurgical technology field, specifically a kind of carbonyl iron pyrolysis oven temperature control cabinet.
Background technology
Nanoscale carbonyl iron dust is mainly using electrothermal decomposition technique productions, be widely used in military, industry, agricultural,
Medicine and field of food.Requirement of the carbonyl iron dust pyrolytic process to technique and equipment is very harsh, the temperature in pyrolytic process
Change directly affects the quality of carbonyl iron.At present, Distributed Control System (DCS) has been commonly utilized in carbonyl iron production field,
But pyrolysis oven thermograph is mainly reflected in carbonyl iron pyrolysis phase DCS, and crucial temperature control still needs to manually enter
Row PID is set, and workload is big, working strength is high, there is further improved and optimization necessity.
The content of the invention
The utility model for automatization level present in the existing carbonyl iron pyrolytic process of carbonyl iron manufacturing enterprise it is low,
Human factor is excessive, on the premise of the problems such as workload is big, working strength is high does not transform carbonyl iron pyrolysis oven there is provided one kind, energy
Enough it is directly accessed the carbonyl iron pyrolysis oven temperature control cabinet and its control method of producer's DCS system, the carbonyl iron temperature control cabinet
It can be directly realized by and temperature control is carried out to carbonyl iron pyrolysis oven, the access of the electric interfaces such as RJ45 or RS-485 can also be used existing
Have in producer DCS, switch board can automatically adjust carbonyl iron pyrolysis furnace temperature, automatically adjust pyrolysis oven temperature alarming threshold value, subtract
Few human factor, it is to avoid the problems such as temperature alarming produces wrong report, failed to report, reduces control error and manual labor amount.
Technical solutions of the utility model are described with reference to the drawings as follows：
A kind of carbonyl iron pyrolysis oven temperature control cabinet, the temperature control cabinet includes electrical equipment and monitoring device, wherein institute
The electrical equipment stated includes air switch, contactor, controllable silicon power regulator 14；Described air switch is connected with contactor；Institute
The contactor stated is connected with controllable silicon power regulator 14；Described controllable silicon power regulator 14 connects with carbonyl iron pyrolysis oven heater
Connect；Described monitoring device includes industrial panel computer 17, Multifunctional network electric power instrument, digital temperature controller 18, Current Mutual Inductance
Device and voltage transformer；Described industrial panel computer, functional network electric instrument and digital temperature controller 18 passes through fieldbus
RS -485 are connected；Described current transformer is electrically connected with voltage transformer with Multifunctional network electric power instrument；Described is controllable
Silicon power regulating eqiupment 14 is electrically connected with the carbonyl iron pyrolysis oven firing equipment in digital temperature controller 18 and carbonyl iron pyrolysis oven；Described numeral
Temperature controller 18 is also electrically connected with the carbonyl iron pyrolysis oven temperature sensor in carbonyl iron pyrolysis oven.
The beneficial effects of the utility model are：
1st, the utility model utilize existing carbonyl iron production process in the existing temperature sensor of DCS Distributed Control Systems and
Temperature controller, without being made any change to carbonyl iron pyrolysis oven.
2nd, the utility model carbonyl iron pyrolysis oven temperature control cabinet can be used alone, and can also pass through RJ45 or RS-485
It is easy to use in communication interface access producer DCS system, without doing larger change to producer's original system.
3rd, the utility model is by a variety of carbonyl iron pyrolytic process temprature control methods, and producer can be as needed using any
It is a kind of.
4th, the utility model carbonyl iron pyrolysis oven temperature control cabinet can produce carbonyl iron grain size category according to pyrolysis oven
Difference automatically adjusts pyrolysis oven temperature alarming threshold value, solves the problems such as traditional single threshold value setting easily produces wrong report, failed to report, carries
The reliability of high switch board.
5th, the utility model supports producer to write control law control carbonyl iron pyrolysis furnace temperature according to manufacturing requirements oneself
Degree.
6th, the utility model can monitor the quality of power supply and reserved multiple interfaces, and the quality of power supply can be added to carbonyl iron heat
Solve in furnace temperature control law, and facilitate regulator cubicle upgrading.
Brief description of the drawings
The structural representation of Fig. 1 carbonyl iron pyrolysis ovens；
Fig. 2 is pyrolysis oven temperature control electric diagram all the way；
Fig. 3 carbonyl iron pyrolysis oven temperature control cabinet control panel figures；
Fig. 4 carbonyl iron pyrolysis oven temperature control cabinet block diagrams；
Fig. 5 carbonyl iron pyrolysis oven temperature control cabinets signal transmission figure.
Embodiment
Refering to Fig. 1, objective for implementation of the present utility model be carbonyl iron pyrolysis oven 1, carbonyl iron pyrolysis needed for iron pentacarbonyl by
First entrance 2 enters pyrolysis oven 1, and ammonia enters pyrolysis oven 1, the carbonyl that pyrolysis oven 1 is generated by second entrance 3 needed for carbonyl iron pyrolysis
Base iron powder enters carbonyl iron dust basin 4；Cooling carbonyl iron pyrolysis oven 1 produces the cooling water of carbonyl iron dust by coolant outlet 5
Outflow, four sections of warm areas of carbonyl iron pyrolysis oven 1 are respectively first, second, third and fourth section of warm area 6,7,8,9, the temperature of four sections of warm areas by
Four heating devices are first, second, third and fourth device 10,11,12,13 of heating to control.
A kind of carbonyl iron pyrolysis oven temperature control cabinet, the temperature control cabinet includes electrical equipment and monitoring device, wherein institute
The electrical equipment stated includes air switch, contactor and controllable silicon power regulator 14；Described air switch is connected with contactor；Institute
The contactor stated with and controllable silicon power regulator 14 be connected；Described controllable silicon power regulator 14 connects with carbonyl iron pyrolysis oven heater
Connect；Described monitoring device includes industrial panel computer 17, two Multifunctional network electric power instruments, digital temperature controller 18, electric currents
Transformer and voltage transformer；Described industrial panel computer, two functional network electric instruments and digital temperature controller passes through existing
Field bus RS -485 are connected；Described current transformer and voltage transformer respectively with first and second Multifunctional network electric power instrument
It is electrically connected；Described controllable silicon power regulator 14 and the carbonyl iron pyrolysis oven firing equipment in digital temperature controller 18 and carbonyl iron pyrolysis oven
It is electrically connected.
Described current transformer monitoring regulator cubicle present current value, surveys current value and is remembered by Multifunctional network electric power instrument
Record, display；Voltage transformer monitors Electric Appliance Cabinet current voltage value, surveys magnitude of voltage and is recorded, shown by Multifunctional network electric power instrument
Show；Digital temperature controller 18 connects the existing temperature sensor of carbonyl iron pyrolysis oven, display, record pyrolysis oven in-furnace temperature；Industry is flat
Plate computer 17 can set carbonyl iron pyrolysis oven control temperature, control law, temperature upper limit alarm, lowest temperature alarm, on voltage
Limit alarm, lower voltage limit alarm；Read historical temperature information, information of voltage, current information, warning message；The current pyrolysis of display
Furnace operating state, including state of temperature, voltage status, current status, current failure, it is directly perceived to understand pyrolysis oven operation information, carry
Automatization level prepared by high carbonyl iron, reduces labor intensity.Described controllable silicon power regulator 14 is used for adjusting pyrolysis stove heat
Power Control in-furnace temperature；Described digital temperature controller 18 also with the carbonyl iron pyrolysis oven temperature sensor in carbonyl iron pyrolysis oven
It is electrically connected, shows, records pyrolysis oven in-furnace temperature.
A kind of above-mentioned carbonyl iron pyrolysis oven temperature control cabinet, wherein, the Multifunctional network electric power instrument can measure electricity
Stream, voltage, active power, reactive power, power factor, frequency, support RS-485 communication interfaces and Modbus communication protocols.
Refering to Fig. 2, for this objective for implementation, set of number temperature controller need to be used respectively by often covering temperature measuring equipment and heater
And controllable silicon power regulator.By taking electric diagram all the way as an example, air switch need to first be closed by starting this carbonyl iron pyrolysis oven temperature control cabinet,
When carbonyl iron temperature control cabinet air switch QF closures, now relay disconnection, relay KM normally opened contacts disconnect, normally-closed contact
Closure, stops indicator lamp bright；Start button is pressed when proceeding by carbonyl iron pyrolysis, now relay KM is closed, relay is normal
The closing of contact is opened, normally-closed contact disconnects, and start indicator lamp is bright, stop indicator lamp and extinguish, controllable silicon power regulator 14 is according to digital temperature
The power output of Signal Regulation carbonyl iron pyrolysis oven heater 10 that control device is transmitted；Carbonyl iron be pyrolyzed at the end of, press stopping by
Button, now relay KM disconnections, relay KM normally opened contacts disconnect, and normally-closed contact closure, start indicator lamp is extinguished, and stops instruction
Lamp is bright, and controllable silicon power regulator 14 is stopped, wherein fuse FU protection circuits, the anti-output works of heater 10 of electrothermal relay FR
Rate is too high.
Refering to Fig. 3, the present embodiment design carbonyl iron pyrolysis oven temperature control cabinet control panel figure, the first multifunctional network electricity
Power instrument 15 shows regulator cubicle real-time voltage, and the second Multifunctional network electric power instrument 16 shows real-time current, industrial panel computer
17, it is the utility model carbonyl iron pyrolysis oven temperature control cabinet human-computer interaction device, carbonyl iron pyrolysis oven control can be set herein
Temperature processed, control law, temperature upper limit alarm, lowest temperature alarm, upper voltage limit alarm, lower voltage limit alarm；Set four block numbers
Any one piece of mode of operation in word temperature controller 18；Read historical temperature information, information of voltage, current information, warning message, four tunnels
The digital temperature controller of temperature control device, shows in four sections of region Current Temperatures of carbonyl iron pyrolysis oven and design temperature, figure that 19 are respectively
20 be carbonyl iron pyrolysis oven temperature control in the starting and stopping indicator lamp of the road temperature control device of carbonyl iron pyrolysis oven temperature control cabinet four, figure
The starting and stopping button of the road temperature control device of cabinet four.
Refering to Fig. 4, the present embodiment carbonyl iron pyrolysis oven temperature control cabinet block diagram, switch board includes electrical equipment and prison
Equipment is controlled, wherein described electrical equipment includes air switch, current transformer, voltage transformer, contactor, silicon controlled power modulation
Device；Described monitoring device includes industrial panel computer, two Multifunctional network electric power instruments and digital temperature controller；Described sky
Air cock is electrically connected with current transformer, voltage transformer, contactor, controllable silicon power regulator successively；Described industrial panel computer,
Two functional network electric instruments are connected with digital temperature controller by fieldbus RS -485；Described current transformer and electricity
Pressure transformer is electrically connected with first and second Multifunctional network electric power instrument respectively；Described controllable silicon power regulator and digital temperature controller and
Carbonyl iron pyrolysis oven firing equipment in carbonyl iron pyrolysis oven is electrically connected；Described digital temperature controller also with carbonyl iron pyrolysis oven
Carbonyl iron pyrolysis oven temperature sensor is electrically connected.
The control method of carbonyl iron pyrolysis oven temperature control cabinet described in the utility model is comprised the following steps that：
Step 1: initialization carbonyl iron pyrolysis oven temperature control cabinet；
Closure air switch is powered to switch board, now first and second Multifunctional network electric power instrument 15,16, industrial flat board
It is electric on computer 17, four pieces of digital temperature controllers 18；First and second Multifunctional network electric power instrument 15,16 real-time displays temperature switch boards
Electric current, information of voltage, four pieces of digital temperature controllers 18 respectively in real time display carbonyl iron four sections of warm areas of pyrolysis oven be first, second and third,
The temperature of four sections of warm areas 6,7,8,9；
Step 2: setting carbonyl iron pyrolysis oven temperature control cabinet control law；
After the completion of initialization, enter real in carbonyl iron pyrolysis oven temperature control system, system in industrial panel computer 17
When display control cabinet electric current, information of voltage, display carbonyl iron four sections of warm areas of pyrolysis oven be first, second, third and fourth section of warm area 6,7,8,
9 temperature, the setting production carbonyl iron grain size category in industrial panel computer 17, first, second, third and fourth section of warm area 6 of setting, 7,
8th, 9 heating-up temperature, switch board adjust automatically temperature alarming threshold value；Select the mode of operation of digital temperature controller 18；
Step 3: control carbonyl iron pyrolysis oven；
After the completion of the setting of carbonyl iron pyrolysis oven temperature control cabinet control law, start heater switch, switch board is according to step
The production run of rapid two set control control carbonyl iron pyrolysis ovens, now four pieces of digital temperature controllers 18 are according to setting in step 2
Mode of operation and heating-up temperature, send control signal, four controllable silicon power regulators 14 to four controllable silicon power regulators 14 respectively
According to respective received control signal adjustment power output, adjust respectively carbonyl iron four heaters of pyrolysis oven be first and second,
3rd, the power of four heaters 10,11,12,13, the temperature of first, second, third and fourth section of warm area of regulation pyrolysis oven 6,7,8,9, from
And realize control carbonyl iron pyrolysis furnace temperature.
Refering to Fig. 5, its signal transduction process is as follows：Multifunctional network electric power instrument 15 gathers carbonyl by voltage transformer
Iron pyrolysis oven temperature control cabinet bus voltage signal, the second Multifunctional network electric power instrument 16 gathers carbonyl by current transformer
Iron pyrolysis oven temperature control cabinet bus current signal, 14 be that four pieces of digital temperature controllers carry 4 temperature biographies by pyrolysis oven respectively
Sensor gathers four sections of temperature signals of pyrolysis oven, and two pieces of Multifunctional network electric power instruments, four pieces of digital temperature controllers are with industrial flat board electricity
Communicated between brain using industrial field bus RS-485, communication protocol is Modbus, wherein industrial panel computer is main website,
Digital temperature controller sends control signal according to mode of operation and the temperature data of collection to controllable silicon power regulator, and regulation controllable silicon is defeated
Go out power.
The present embodiment has thyristor regulating in 3 kinds of control the present embodiment using the SRS10A that digital temperature controller is Dao electricity companies
Work(device output mode, the design temperature of method one manually sets pid parameter, and ratio Kp, integration Ki, differential Kd value control controllable
Silicon power output；This method is the existing production model of producer, and whole process needs operating personnel according to carbonyl iron pyrolysis oven completely
Real-time working condition is adjusted；Second, design temperature carries self-setting PID arithmetic by digital temperature controller and automatically adjusts pid parameter
Ratio Kp, integration Ki, differential Kd value control power of controlled silicon output, this method is without artificial on duty, operating mode in production process
Change adjusts pid parameter by switch board oneself completely；The third, design temperature is calculated using self-designed control law regulation PID
Method automatically adjusts pid parameter ratio Kp, integration Ki, differential Kd value control power of controlled silicon output, and this method, which is used, is directed to factory
Family's demand, is complied fully with the control law pid regulator parameters of its production technology, production process without human intervention.
The temperature alarming that the present embodiment sets carbonyl iron pyrolysis oven using industrial panel computer is reached the standard grade and temperature alarming lower limit,
Its alarm threshold value can be manually set taking human as by industrial panel computer, and carbonyl iron dust granularity can also be produced according to pyrolysis oven
Grade difference adjusts its temperature alarming threshold value tolerance, is object by 100nm carbonyl iron dust of this real-time example production granularity, heat
It is 255 DEG C to solve 1 one sections of running temperatures of temperature 6 of stove, and two sections of running temperatures of temperature 7 are 280 DEG C, three sections of running temperatures 290 of temperature 8
DEG C, four sections of 310 °C of 9 running temperatures of temperature, by setting production carbonyl iron dust granularity as 100nm, switch board automatically adjusts temperature
Alarm threshold value, one section of temperature alarming of temperature 6 is reached the standard grade 256 DEG C, is alarmed offline 254 DEG C, and two sections of alarms of temperature alarming 7 are reached the standard grade 281 °C,
Alarm offline 279 DEG C, three sections of alarms of temperature alarming 8 are reached the standard grade 291 DEG C, are alarmed offline 289 DEG C, two sections of alarms of temperature alarming 9 are reached the standard grade
311 DEG C, alarm offline 309 DEG C.
The present embodiment has the multiple communication interfaces such as RS-485, RJ45, USB using industrial panel computer, can use work
Industry tablet personal computer directly controls digital temperature controller, setting pid parameter, mode of operation；Carbonyl can be write on industrial panel computer
Base iron pyrolysis oven control law, adjusts digital temperature controller pid parameter, so as to control controllable silicon power regulator work(using the control law write
Rate is exported.
The utility model can be used alone directly carries out temperature control to carbonyl iron pyrolysis oven, can also be flat by industry
RS-485, RJ45 access producer DCS system of plate computer carry out carbonyl iron pyrolysis oven temperature control.
In summary, the utility model is using the existing temperature sensor of carbonyl iron manufacturer carbonyl iron pyrolysis oven and adds
Thermal, one kind is devised using industrial panel computer, Multifunctional network electric power instrument, digital temperature controller, controllable silicon power regulator
Carbonyl iron pyrolysis oven temperature control cabinet.The utility model is without carrying out big change to original production line, it is possible to increase carbonyl iron
The automatization level of pyrolysis, to realizing that carbonyl iron pyrolysis optimal control provides support.
Claims (1)
1. a kind of carbonyl iron pyrolysis oven temperature control cabinet, it is characterised in that the temperature control cabinet includes electrical equipment and monitoring is set
It is standby, wherein described electrical equipment includes air switch, contactor, controllable silicon power regulator；Described air switch and contactor
Connection；Described contactor is connected with controllable silicon power regulator；Described controllable silicon power regulator and carbonyl iron pyrolysis oven heater
Connection；Described monitoring device includes industrial panel computer, Multifunctional network electric power instrument, digital temperature controller, current transformer
And voltage transformer；Described industrial panel computer, functional network electric instrument and digital temperature controller by fieldbus RS-
485 are connected；Described current transformer is electrically connected with voltage transformer with Multifunctional network electric power instrument；Described thyristor regulating
Work(device is electrically connected with the carbonyl iron pyrolysis oven firing equipment in digital temperature controller and carbonyl iron pyrolysis oven；Described digital temperature controller is also
It is electrically connected with the carbonyl iron pyrolysis oven temperature sensor in carbonyl iron pyrolysis oven.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621214241.7U CN206573957U (en) | 2016-11-10 | 2016-11-10 | A kind of carbonyl iron pyrolysis oven temperature control cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621214241.7U CN206573957U (en) | 2016-11-10 | 2016-11-10 | A kind of carbonyl iron pyrolysis oven temperature control cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206573957U true CN206573957U (en) | 2017-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621214241.7U Expired - Fee Related CN206573957U (en) | 2016-11-10 | 2016-11-10 | A kind of carbonyl iron pyrolysis oven temperature control cabinet |
Country Status (1)
| Country | Link |
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| CN (1) | CN206573957U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106444919A (en) * | 2016-11-10 | 2017-02-22 | 长春工业大学 | A carbonyl iron thermal decomposition furnace temperature control cabinet and a control method thereof |
-
2016
- 2016-11-10 CN CN201621214241.7U patent/CN206573957U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106444919A (en) * | 2016-11-10 | 2017-02-22 | 长春工业大学 | A carbonyl iron thermal decomposition furnace temperature control cabinet and a control method thereof |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171020 Termination date: 20181110 |