CN206320724U - A kind of industrial control system of boiler - Google Patents
A kind of industrial control system of boiler Download PDFInfo
- Publication number
- CN206320724U CN206320724U CN201621230217.2U CN201621230217U CN206320724U CN 206320724 U CN206320724 U CN 206320724U CN 201621230217 U CN201621230217 U CN 201621230217U CN 206320724 U CN206320724 U CN 206320724U
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- module
- boiler
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- input
- coal
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Abstract
The utility model belongs to Boiler Control field, more particularly to a kind of industrial control system of boiler, the output end output of the PID regulator is connected to an input of coal-air ratio example module, another input input connection thermal efficiency preferred module of the coal-air ratio example module, the output end output of the coal-air ratio example module is connected to the input of air blast drive module, the output end output of the air blast drive module is connected to air blower, the air blower output is connected to another input port of boiler, the utility model solves prior art and there is conventional boiler due to automatically adjusting coal-air ratio without optimization, waste the energy situation than it is more serious the problem of, control function with optimization and reduce energy consumption, improve heat exchanger effectiveness, improve the stability and precision of boiler implosion, improve the Advantageous Effects of energy-saving efficiency.
Description
Technical field
The utility model belongs to Boiler Control field, more particularly to a kind of industrial control system of boiler.
Background technology
Micro computer boiler controller is positive absorption advanced foreign technology, and what bonded boiler was controlled being actually needed and specifically should
With, using modern computer CPU control technologies, and the new-generation digital boiler computer controller listed, it is adaptable to steam boiler, heat
Homogeneous solution-type reactor, drinking water boiler are automatically controlled, with reliability height, high degree of automation, easy to use, simple to operate, function rich
It is rich, the advantages of control flexible, handsome in appearance, there is conventional boiler due to automatically adjusting wind coal without optimization in prior art
Than, waste the energy situation than it is more serious the problem of.
The content of the invention
The utility model provides a kind of industrial control system of boiler, to solve to propose prior art in above-mentioned background technology
There is conventional boiler due to the coal-air ratio that automatically adjusts without optimization, waste the situation of the energy than it is more serious the problem of.
The technical problem that the utility model is solved is realized using following technical scheme：A kind of Industry Control system of boiler
System, including steam pressure give module, and the steam pressure gives module output and is connected to one that steam pressure compares module
Input, the output end that the steam pressure compares module exports the input for being connected to PID regulator, the PID regulator
Output end output be connected to input to powder drive module, the output end output to powder drive module is connected to powder
Machine, the machine supplying powder output is connected to an input port of boiler, and the output end output of the PID regulator is connected to coal-air ratio
One input of example module, another input input connection thermal efficiency preferred module of the coal-air ratio example module is described
The output end output of coal-air ratio example module is connected to the input of air blast drive module, and the output end of the air blast drive module is defeated
Go out and be connected to air blower, the air blower output is connected to another input port of boiler.
Further, the delivery outlet of the boiler is connected to heat-exchange device.
Further, the output feedback end of the boiler feeds back through pressure transmitter compares another of module in steam pressure
Input.
Further, it is described to include giving powder frequency-variable module to powder drive module.
Further, the air blast drive module includes air blast frequency-variable module.
The beneficial effects of the utility model are：
1st, this patent gives module output using the steam pressure and is connected to the input that steam pressure compares module
End, the output end output that the steam pressure compares module is connected to the input of PID regulator, the PID regulator it is defeated
Go out end and export the input being connected to powder drive module, the output end output to powder drive module is connected to machine supplying powder,
The machine supplying powder output is connected to an input port of boiler, and the output end output of the PID regulator is connected to coal-air ratio example
One input of module, another input input connection thermal efficiency preferred module of the coal-air ratio example module, the wind
The output end output of coal ratio module is connected to the input of air blast drive module, the output end output of the air blast drive module
Air blower is connected to, the air blower output is connected to another input port of boiler, when in use, due to not knowing boiler
On the premise of system mathematic model, coal-supplying amount can be automatically adjusted, the optimal blow rate required is searched automatically, and in environmental condition
Change（Such as coal dust calorific value changes）When, new optimum operating condition is searched automatically, that is, with adaptive ability,
In the control system, using boiler pressure as main controlled volume, with steam pressure set-point and the departure of actual measured value
PID arithmetic is done, its operation result is used for adjusting coal-supplying amount, after coal-supplying amount determination, sought online by step-searching optimizing algorithm
Look for most preferably to air quantity, realize the boiler implosion of best practice, the control function of optimization and reduce energy consumption.
2nd, this patent is connected to heat-exchange device using the delivery outlet of the boiler, because heat-exchange device can be by heat energy
Externally any conversion, improves heat exchanger effectiveness.
3rd, this patent is fed back using the output feedback end of the boiler through pressure transmitter compares module in steam pressure
Another input, due to using feedback closed loop control control, improves the stability and precision of boiler implosion.
4th, this patent includes giving powder frequency-variable module using described to powder drive module, and the air blast drive module includes air blast
Frequency-variable module, due to the application of frequency-variable module so that the amount of feeding is effectively controlled, while improving energy-saving efficiency.
Brief description of the drawings
Fig. 1 is a kind of function structure chart of the industrial control system of boiler of the utility model.
Embodiment
The utility model is described further below in conjunction with accompanying drawing：
In figure：1- steam pressures give module, and 2- steam pressures compare module, and 3-PID adjusters, 4- drives mould to powder
Block, 5- machine supplying powders, 6- boilers, 7- coal-air ratios example module, 8- thermal efficiency preferred modules, 9- air blast drive modules, 10- air blowers,
11- heat-exchange devices（It is not shown）, 12- pressure transmitters, 13- gives powder frequency-variable module, 14- air blast frequency-variable modules.
Embodiment：
The present embodiment：As shown in figure 1, a kind of industrial control system of boiler 6, including steam pressure give module 1, it is described
Steam pressure gives the output of module 1 and is connected to the input that steam pressure compares module 2, and the steam pressure compares module
2 output end output is connected to the input of PID regulator 3, and the output end output of the PID regulator 3 is connected to drives to powder
The input of dynamic model block 4, the output end output to powder drive module 4 is connected to machine supplying powder 5, and the output of machine supplying powder 5 connects
An input port of boiler 6 is connected to, the output end output of the PID regulator 3 is connected to an input of coal-air ratio example module 7
End, another input input connection thermal efficiency preferred module 8 of the coal-air ratio example module 7, the coal-air ratio example module 7
Output end exports the input for being connected to air blast drive module 9, and the output end output of the air blast drive module 9 is connected to air blast
Machine 10, the air blower 10 exports another input port for being connected to boiler 6.
The delivery outlet of the boiler 6 is connected to heat-exchange device 11.
The output feedback end of the boiler 6 through pressure transmitter 12 feed back in steam pressure compare module 2 another is defeated
Enter end.
It is described to include to powder drive module 4 to powder frequency-variable module 13.
The air blast drive module 9 includes air blast frequency-variable module 14.
Operation principle：
This patent gives module output by the steam pressure and is connected to the input that steam pressure compares module,
The output end that the steam pressure compares module exports the input for being connected to PID regulator, the output end of the PID regulator
Output is connected to the input to powder drive module, and the output end output to powder drive module is connected to machine supplying powder, described
Machine supplying powder exports an input port for being connected to boiler, and the output end output of the PID regulator is connected to coal-air ratio example module
An input, another input input connection thermal efficiency preferred module of coal-air ratio example module, the coal-air ratio
The output end output of example module is connected to the input of air blast drive module, the output end output connection of the air blast drive module
In air blower, the air blower output is connected to another input port of boiler, when in use, due to not knowing steam generator system
On the premise of Mathematical Modeling, coal-supplying amount can be automatically adjusted, the optimal blow rate required is searched automatically, and occur in environmental condition
Change（Such as coal dust calorific value changes）When, new optimum operating condition is searched automatically, that is, with adaptive ability, at this
In control system, using boiler pressure as main controlled volume, PID is done with the departure of steam pressure set-point and actual measured value
Computing, its operation result is used for adjusting coal-supplying amount, after coal-supplying amount determination, finds optimal online by step-searching optimizing algorithm
To air quantity, the boiler implosion of best practice is realized, the utility model solves prior art and there is conventional boiler due to not having
Have a coal-air ratio that automatically adjusts of optimization, waste the situation of the energy than it is more serious the problem of, control function and reduction with optimization
Energy consumption, heat exchanger effectiveness is improved, improve the stability and precision of boiler implosion, improve the Advantageous of energy-saving efficiency
Effect.
Using the technical solution of the utility model, or those skilled in the art is in the inspiration of technical solutions of the utility model
Under, similar technical scheme is designed, and above-mentioned technique effect is reached, it is to fall into protection domain of the present utility model.
Claims (5)
1. a kind of industrial control system of boiler, it is characterised in that give module including steam pressure, the steam pressure gives
Module output is connected to the input that steam pressure compares module, and the output end output that the steam pressure compares module connects
The input of PID regulator is connected to, the output end output of the PID regulator is connected to the input to powder drive module, institute
State and be connected to machine supplying powder to the output end output of powder drive module, the machine supplying powder output is connected to an input port of boiler,
The output end output of the PID regulator is connected to an input of coal-air ratio example module, coal-air ratio example module it is another
One input input connection thermal efficiency preferred module, the output end output of the coal-air ratio example module is connected to air blast driving mould
The input of block, the output end output of the air blast drive module is connected to air blower, and the air blower output is connected to boiler
Another input port.
2. the industrial control system of a kind of boiler according to claim 1, it is characterised in that the delivery outlet of the boiler connects
It is connected to heat-exchange device.
3. a kind of industrial control system of boiler according to claim 1, it is characterised in that the output feedback of the boiler
Another input for comparing module in steam pressure is fed back through pressure transmitter in end.
4. the industrial control system of a kind of boiler according to claim 1, it is characterised in that described to give powder drive module bag
Include and give powder frequency-variable module.
5. a kind of industrial control system of boiler according to claim 1, it is characterised in that the air blast drive module bag
Include air blast frequency-variable module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621230217.2U CN206320724U (en) | 2016-11-16 | 2016-11-16 | A kind of industrial control system of boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621230217.2U CN206320724U (en) | 2016-11-16 | 2016-11-16 | A kind of industrial control system of boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206320724U true CN206320724U (en) | 2017-07-11 |
Family
ID=59265510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621230217.2U Expired - Fee Related CN206320724U (en) | 2016-11-16 | 2016-11-16 | A kind of industrial control system of boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206320724U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113137766A (en) * | 2021-04-22 | 2021-07-20 | 江西江右净达热能科技有限公司 | Boiler automation control system |
| CN113217908A (en) * | 2021-05-06 | 2021-08-06 | 江西江右净达热能科技有限公司 | Biomass briquette fuel combustion system |
-
2016
- 2016-11-16 CN CN201621230217.2U patent/CN206320724U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113137766A (en) * | 2021-04-22 | 2021-07-20 | 江西江右净达热能科技有限公司 | Boiler automation control system |
| CN113217908A (en) * | 2021-05-06 | 2021-08-06 | 江西江右净达热能科技有限公司 | Biomass briquette fuel combustion system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170711 Termination date: 20191116 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |