CN207391530U - A kind of hot galvanizing furnace control system - Google Patents
A kind of hot galvanizing furnace control system Download PDFInfo
- Publication number
- CN207391530U CN207391530U CN201720989965.7U CN201720989965U CN207391530U CN 207391530 U CN207391530 U CN 207391530U CN 201720989965 U CN201720989965 U CN 201720989965U CN 207391530 U CN207391530 U CN 207391530U
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- control system
- hot galvanizing
- galvanizing furnace
- plc controller
- burner
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Abstract
The utility model discloses a kind of hot galvanizing furnace control systems, and including PLC controller, temperature sensor, gas electromagnetic valve, burner, the burner includes burner, igniter, flame detection modules, it is characterised in that：The hot galvanizing furnace control system further includes air valve, and the PLC controller carries out PID calculating after receiving the electric signal of temperature sensor, controls the large and small fire sequential of burner by sending control signal control air valve, realizes Control for Kiln Temperature；PLC controller is provided with host computer, the host computer can realize human-computer interaction with PLC controller, the host computer also includes touch-screen, to realize control system Centralized Monitoring, management and the Communication Control between PLC controller, it can reliably automation control heating temperature, and realize control system Centralized Monitoring, management and parameter real-time, tunable.
Description
Technical field
The utility model belongs to galvanizing engineering device technique field, concretely relates to a kind of hot galvanizing furnace control system.
Background technology
It needs to heat spelter into the temperature for melting and being maintained at technique needs, original hot galvanizing furnace in hot dipping zinc technology
The briquette boiler of use is heated, and temperature is difficult to control, and environmental pollution is very big；Coal heating is just transform as by the later stage
Heated by natural gas, for the ease of realizing hot galvanizing furnace heating temperature automation control, then just need a set of reliable galvanizing
Furnace control system.
The content of the invention
The purpose of this utility model is to provide a kind of hot galvanizing furnace control system, can reliably heat automation control
Temperature, and realize control system Centralized Monitoring, management and parameter real-time, tunable.
In order to solve the above technical problems, what the purpose of this utility model was realized in：
A kind of hot galvanizing furnace control system, it is described including PLC controller, temperature sensor, gas electromagnetic valve, burner
Burner includes burner, igniter, flame detection modules, it is characterised in that：The hot galvanizing furnace control system further includes sky
Air valve, the PLC controller carry out PID calculating after receiving the electric signal of temperature sensor, empty by sending control signal control
Air valve controls the large and small fire sequential of burner, realizes Control for Kiln Temperature；PLC controller is provided with host computer, and the host computer can
Human-computer interaction is realized with PLC controller, and the host computer also includes touch-screen, to realize control system Centralized Monitoring, management
And the Communication Control between PLC controller.
On the basis of said program and as the preferred embodiment of said program：The temperature sensor is divided into burning room temperature
Spend sensor and zinc temperature temperature sensor.
On the basis of said program and as the preferred embodiment of said program：The chamber temperature sensor and described
Zinc temperature temperature sensor is no less than two respectively, is separately positioned on temperature controlled region different on hot galvanizing furnace.
On the basis of said program and as the preferred embodiment of said program：The temperature controlled region is no less than two, each
Temperature controlled region is both provided with several burners.
On the basis of said program and as the preferred embodiment of said program：The burner is provided by PLC controller
Ignition signal.
On the basis of said program and as the preferred embodiment of said program：The hot galvanizing furnace control system further includes
Air blower and flue gas drainage machine.
On the basis of said program and as the preferred embodiment of said program：The air blower is helped by transducer drive
The pressure-detecting device set on combustion air header can provide aspiration pressure monitoring signals for hot galvanizing furnace control system, so as to heat
Zinc-plated furnace control system adjusts rotation speed of fan by changing the control signal of frequency converter, changes air quantity and wind pressure.
On the basis of said program and as the preferred embodiment of said program：The hot galvanizing furnace control system further includes
The flue pressure difference transmitter and flue butterfly valve being arranged in flue path are adjusted to monitor with furnace pressure.
The utility model is prominent and beneficial compared with prior art to be had the technical effect that：PLC controller receives temperature sensor
Electric signal after carry out PID calculating, control the large and small fire sequential of burner by sending control signal control air valve, realize
Control for Kiln Temperature, and the monitoring of no less than two temperature controlled regions is provided with, there is the control sensitivity of higher temperature and precision.
Description of the drawings
Fig. 1 is the overall work principle schematic of the utility model.
Specific embodiment
To make the purpose, technical scheme and advantage of the application clearer, below in conjunction with the attached drawing in embodiment, to reality
The technical solution applied in example is clearly and completely described, it is clear that described embodiment is only that the application part is implemented
Example rather than whole embodiments.Based on the embodiment provided, those of ordinary skill in the art are not before creative work is made
All other embodiments obtained are put, shall fall in the protection scope of this application.
A kind of hot galvanizing furnace control system, including PLC controller, temperature sensor, gas electromagnetic valve（In attached drawing 1 referred to as
Gas valve）, burner, the burner includes burner, igniter, flame detection modules, and hot galvanizing furnace control system is also wrapped
Include air valve, air and natural gas enter burner by air valve and gas electromagnetic valve by corresponding branch pipe respectively, burner by
PLC controller provides ignition signal, the igniter in burner receive generate electric spark after ignition signal will be into the sky of burner
The gaseous mixture of gas and natural gas is lighted, and flame detection modules can detect burned flame and can send flame sensing signal to
PLC controller confirms burner ignition success, otherwise carries out regnition.
Air valve can be that automatic butterfly valve can also be that other can realize that automation control adjusts the valve of air inlet amount
Door.
PLC controller carries out PID calculating after receiving the electric signal of temperature sensor, empty by sending control signal control
The aperture of air valve adjusts the mixing ratio of combustion gas to control the large and small fire sequential of burner, realizes Control for Kiln Temperature；
Preferably, temperature sensor is divided into chamber temperature sensor and zinc temperature temperature sensor.
Preferably, chamber temperature sensor and the zinc temperature temperature sensor are no less than two respectively, are divided into combustion chamber
Temperature sensor 1, chamber temperature sensor 2, zinc temperature temperature sensor 1, zinc temperature temperature sensor 2, are separately positioned on hot dip
Different temperature controlled region on zinc stove carries out multipoint temperature monitoring, to improve temperature control precision.
Preferably, the temperature controlled region on hot galvanizing furnace is no less than two, and each temperature controlled region is both provided with several burners, burning
Device 1,2,3 is arranged on a temperature controlled region, and burner 4,5,6 is arranged on another temperature controlled region.
Preferred volume, PLC controller carry out time sequential pulse control to 6 burners.
PLC controller is provided with host computer, and host computer can realize human-computer interaction with PLC controller, and host computer also includes
Touch-screen, to realize control system Centralized Monitoring, management and the Communication Control between PLC controller.
Hot galvanizing furnace control system further includes the control of air blower and flue gas drainage machine, and air blower and flue gas drainage machine can have
Host computer realizes remote opening.
For air blower by transducer drive, the pressure-detecting device set on combustion air manifold can be hot galvanizing furnace control system
System provides aspiration pressure monitoring signals, so as to which hot galvanizing furnace control system adjusts wind turbine by changing the control signal of frequency converter
Rotating speed changes air quantity and wind pressure.
Hot galvanizing furnace control system further includes the flue pressure difference transmitter being arranged in flue path and flue butterfly valve, to
Monitoring and furnace pressure are adjusted.
What deserves to be explained is flue pressure difference transmitter is mounted in exit flue, the pressure in stove is monitored, pressure value is become
It is electric signal transmission to PLC controller to send, and furnace pressure is too high or too low all can warning reminding；Flue butterfly valve can be controlled by PLC
Device controls the size of its aperture to control the flow of smoke evacuation, so as to which the pressure in stove be controlled to adjust.
Above-described embodiment is only the preferred embodiment of the utility model, not limits the protection model of the utility model according to this
It encloses, therefore：The equivalence changes that all structures, shape, principle according to the utility model are done, should all be covered by the protection of the utility model
Within the scope of.
Claims (8)
1. a kind of hot galvanizing furnace control system, including PLC controller, temperature sensor, gas electromagnetic valve, burner, the combustion
Burner includes burner, igniter, flame detection modules, it is characterised in that：The hot galvanizing furnace control system further includes air
Valve, the PLC controller carry out PID calculating after receiving the electric signal of temperature sensor, and air is controlled by sending control signal
Valve controls the large and small fire sequential of burner, realizes Control for Kiln Temperature；PLC controller is provided with host computer, and the host computer can be with
PLC controller realizes human-computer interaction, and the host computer also includes touch-screen, with realize control system Centralized Monitoring, management with
And the Communication Control between PLC controller.
2. a kind of hot galvanizing furnace control system according to claim 1, it is characterised in that：The temperature sensor is divided into combustion
Burn room temperature sensor and zinc liquid temperature sensor.
3. a kind of hot galvanizing furnace control system according to claim 2, it is characterised in that：The chamber temperature sensor
Two are no less than respectively with the zinc liquid temperature sensor, are separately positioned on temperature controlled region different on hot galvanizing furnace.
4. a kind of hot galvanizing furnace control system according to claim 3, it is characterised in that：The temperature controlled region is no less than two
A, each temperature controlled region is both provided with several burners.
5. a kind of hot galvanizing furnace control system according to claim 1, it is characterised in that：The burner is controlled by PLC
Device provides ignition signal.
6. a kind of hot galvanizing furnace control system according to claim 1, it is characterised in that：The hot galvanizing furnace control system
Further include air blower and flue gas drainage machine.
7. a kind of hot galvanizing furnace control system according to claim 6, it is characterised in that：The air blower is driven by frequency converter
Dynamic, the pressure-detecting device set on combustion air manifold can provide aspiration pressure monitoring signals for hot galvanizing furnace control system,
So as to which hot galvanizing furnace control system adjusts rotation speed of fan by changing the control signal of frequency converter, change air quantity and wind pressure.
8. a kind of hot galvanizing furnace control system according to claim 1, it is characterised in that：The hot galvanizing furnace control system
The flue pressure difference transmitter being arranged in flue path and flue butterfly valve are further included, is adjusted to monitor with furnace pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720989965.7U CN207391530U (en) | 2017-08-09 | 2017-08-09 | A kind of hot galvanizing furnace control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720989965.7U CN207391530U (en) | 2017-08-09 | 2017-08-09 | A kind of hot galvanizing furnace control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207391530U true CN207391530U (en) | 2018-05-22 |
Family
ID=62419185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720989965.7U Active CN207391530U (en) | 2017-08-09 | 2017-08-09 | A kind of hot galvanizing furnace control system |
Country Status (1)
| Country | Link |
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| CN (1) | CN207391530U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108803549A (en) * | 2018-08-22 | 2018-11-13 | 江苏鑫领域智能科技有限公司 | Intelligent hot dip galvanizing process and management system |
| CN110161961A (en) * | 2019-06-14 | 2019-08-23 | 青海送变电工程有限公司 | A kind of zinc-plated electric furnace heating control system and method based on PLC |
| CN111751487A (en) * | 2020-07-08 | 2020-10-09 | 招商局重庆交通科研设计院有限公司 | Multifunctional fire-resistant-thermal coupling loading test system |
-
2017
- 2017-08-09 CN CN201720989965.7U patent/CN207391530U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108803549A (en) * | 2018-08-22 | 2018-11-13 | 江苏鑫领域智能科技有限公司 | Intelligent hot dip galvanizing process and management system |
| CN110161961A (en) * | 2019-06-14 | 2019-08-23 | 青海送变电工程有限公司 | A kind of zinc-plated electric furnace heating control system and method based on PLC |
| CN111751487A (en) * | 2020-07-08 | 2020-10-09 | 招商局重庆交通科研设计院有限公司 | Multifunctional fire-resistant-thermal coupling loading test system |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 314000 Chau Quan village, Tongxiang City, Jiaxing, Zhejiang Patentee after: Tongxiang Tongde Electric Power Accessories Co., Ltd Address before: 314000 Chau Quan village, Tongxiang City, Jiaxing, Zhejiang Patentee before: TONGXIANG TONGDE ELECTRIC POWER FITTING Co.,Ltd. |