CN204573992U - A kind of coal stove energy-saving control system - Google Patents
A kind of coal stove energy-saving control system Download PDFInfo
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- CN204573992U CN204573992U CN201520221553.XU CN201520221553U CN204573992U CN 204573992 U CN204573992 U CN 204573992U CN 201520221553 U CN201520221553 U CN 201520221553U CN 204573992 U CN204573992 U CN 204573992U
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- coal stove
- control
- deoxygenation
- energy
- control system
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Abstract
The utility model relates to a kind of coal stove energy-saving control system, control for the temperature of coal stove, pressure and air intake, comprise the oxygen-eliminating device, coal stove and the jet chimney that connect successively, monitoring PC, deoxygenation control device and coal stove control device that this system also comprises instrument control box and is connected with instrument control box, described deoxygenation control device is connected with oxygen-eliminating device, and described coal stove control device is connected with coal stove and jet chimney respectively.Compared with prior art, the utility model has the advantages such as economize energy, system stability be reliable.
Description
Technical field
The utility model relates to a kind of control system, especially relates to a kind of coal stove energy-saving control system.
Background technology
Coal stove is a kind of energy conversion, energy to coal stove input has the chemical energy in fuel, electric energy, the forms such as the heat energy of high-temperature flue gas, and change through coal stove, outside output has the steam of certain heat energy, high-temperature water or organic heat carrier, the original meaning of pot refers to the water container heated on fire, stove refers to the place of combustion fuel, coal stove comprises pot and stove two large divisions, the hot water produced in coal stove or steam can directly for industrial production and people's lives provide required heat energy, also mechanical energy is converted to by Steam Power Equipment, or by generator, mechanical energy is converted to electric energy again.
There is provided the coal stove of hot water to be called water-heating coal-stove, be mainly used in life, in industrial production, also have a small amount of application.The coal stove producing steam is called steam coal stove, often referred to as coal stove, is used for thermal power station, boats and ships, locomotive and industrial and mining enterprises.
Before transformation, coal stove control model is: air blast, air-introduced machine are power frequency operation, by air door valve, controls air output and intake; Fire grate layering power frequency operation, fire grate installing governing box, can select fixed speed; Oxygen-eliminating device, deoxygenation water pump is power frequency operation, and pipeline installing motor regulated valve, controls inflow.This kind of control mode, complicated operation, is manual operation, higher to manual operation skill set requirements, and energy consumption is higher, uneconomical.
Utility model content
The purpose of this utility model be exactly in order to overcome above-mentioned prior art exist defect and provide a kind of economize energy, system stability reliable coal stove energy-saving control system.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of coal stove energy-saving control system, control for the temperature of coal stove, pressure and air intake, comprise the oxygen-eliminating device, coal stove and the jet chimney that connect successively, monitoring PC, deoxygenation control device and coal stove control device that this system also comprises instrument control box and is connected with instrument control box, described deoxygenation control device is connected with oxygen-eliminating device, and described coal stove control device is connected with coal stove and jet chimney respectively.
Described deoxygenation control device comprises the temperature sensor being arranged on deoxygenation pump in oxygen-eliminating device and deoxygenation liquid level sensor, being arranged on top heating valve on oxygen-eliminating device water back and bottom-heated valve and being arranged on oxygen-eliminating device outlet conduit, and described deoxygenation pump, deoxygenation liquid level sensor, top heating valve, bottom-heated valve are connected with instrument control box respectively with temperature sensor.
Described coal stove control device comprises the air intake Control Component be connected with coal stove combustion chamber and the temperature-controlling module be connected with briquet stove heating stove and water lev el control assembly, and described air intake Control Component, temperature-controlling module are connected with instrument control box respectively with water lev el control assembly.
Described air intake Control Component comprises the air blast be arranged on coal stove intake stack, is arranged on the air-introduced machine on coal stove wind pipe and is arranged on the furnace pressure sensor of coal stove combustion chamber, and described air blast, air-introduced machine are connected with instrument control box respectively with pressure sensor.
Described temperature-controlling module comprises and is arranged on steam flow sensor on jet chimney and steam pressure sensor and the fire grate be arranged in coal stove and layering motor, and described steam flow sensor, steam pressure sensor, fire grate are connected with instrument control box respectively with layering motor.
Described water lev el control assembly comprises the coal stove liquid level sensor be arranged in briquet stove heating stove and the feed pump be arranged on coal stove inlet channel.
Described instrument control box comprises PLC and alarm.
Described monitoring PC comprises display, printer and memory.
Compared with prior art, the utility model has the following advantages:
One, economize energy: fire grate, layering, air blast, air inducing, feedwater all change VFC mode into, not regulating or valve regulated before replacing, thus saving electric energy, fire grate layering adopts pressure signal and flow signal to control to ensure being uniformly distributed and Thorough combustion of coal to a great extent, saves Coal-fired capacity.Deoxygenation steam inlet control valve all adopts temperature signal to control, and avoids unnecessary waste of steam, can ensure again stable.
Two, system stability is reliable: replace Traditional Man to control with Automated condtrol, effectively avoid maloperation and human error, deoxygenation steam inlet control valve all adopts temperature signal to control, and can effectively control deoxygenation temperature, ensures security of system reliability service.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Wherein, 1, coal stove, 2, oxygen-eliminating device, 3, jet chimney, 4, instrument control box, 5, monitoring PC, 6, deoxygenation pump, 7, top heating valve, 8, bottom-heated valve, 9, deoxygenation liquid level sensor, 10, temperature sensor, 11, air blast, 12, air-introduced machine, 13, pressure sensor, 14, fire grate, 15, layering motor, 16, steam flow sensor, 17, steam pressure sensor, 18, coal stove liquid level sensor, 19, feed pump.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
Embodiment:
As shown in Figure 1, a kind of coal stove energy-saving control system, control for the temperature of coal stove 1, pressure and air intake, comprise the oxygen-eliminating device 2, coal stove 1 and the jet chimney 3 that connect successively, monitoring PC 5, deoxygenation control device and coal stove control device that this system also comprises instrument control box 4 and is connected with instrument control box 4, deoxygenation control device is connected with oxygen-eliminating device 2, and coal stove control device is connected with coal stove 1 and jet chimney 3 respectively.
Deoxygenation control device comprises the temperature sensor 10 being arranged on deoxygenation pump 6 in oxygen-eliminating device 2 and deoxygenation liquid level sensor 9, being arranged on top heating valve 7 on oxygen-eliminating device 2 water back and bottom-heated valve 8 and being arranged on oxygen-eliminating device 2 outlet conduit, and deoxygenation pump 6, deoxygenation liquid level sensor 9, top heating valve 7, bottom-heated valve 8 are connected with instrument control box 4 respectively with temperature sensor 10.
Coal stove control device comprises the air intake Control Component be connected with coal stove 1 combustion chamber and the temperature-controlling module be connected with coal stove 1 heating furnace and water lev el control assembly, and air intake Control Component, temperature-controlling module are connected with instrument control box 4 respectively with water lev el control assembly.
Air intake Control Component comprises the air blast 11 be arranged on coal stove 1 intake stack, is arranged on the air-introduced machine 12 on coal stove 1 wind pipe and is arranged on the furnace pressure sensor 13 of coal stove 1 combustion chamber, and air blast 11, air-introduced machine 12 are connected with instrument control box 4 respectively with pressure sensor 13.
Temperature-controlling module comprises and is arranged on steam flow sensor 16 on jet chimney 3 and steam pressure sensor 17 and the fire grate 14 be arranged in coal stove 1 and layering motor 15, and steam flow sensor 16, steam pressure sensor 17, fire grate 14 are connected with instrument control box 4 respectively with layering motor 15.
Water lev el control assembly comprises the coal stove liquid level sensor 18 be arranged in coal stove 1 heating furnace and the feed pump 19 be arranged on coal stove 1 inlet channel.
Converter plant is installed additional to air blast 11 and air-introduced machine 12, burner hearth installing furnace pressure sensor 13, the steam pressure sensor 17 detecting steam pressure jet chimney 3 is equipped with, native system is by the steam pressure signal of steam pressure sensor 17 and the PID regulatory function of instrument control box 4, control air-introduced machine 12 motor speed, ensure that jet chimney 3 constant pressure is in a certain scope, the combustion chamber draft signal detected by furnace pressure sensor 13 and the PID regulatory function of instrument control box 4, control the motor speed of air blast 11, ensures that hearth vacuum control is in certain limit, by the steam pressure signal that steam stove load and steam pressure sensor 17 detect, by the motor speed of the PLC programme-control fire grate 14 in instrument control box 4 and layering motor 15, also can by regulating the rotating speed of fire grate 14 and layering motor 15 manually, after transformation, in burner hearth, the control of grate is better, the effectively amount of being sparing in the use of coal and electricity, the deoxygenation water tank liquid level signal detected by deoxygenation liquid level sensor 9, control the running speed of deoxygenation pump 6, during liquid level height, rotating speed reduces, when liquid level is low, rotating speed raises, make liquid level more constant, a large amount of saving electric energy, and by the water level signal of coal stove liquid level sensor 18 and the PID regulatory function of instrument control box 4, control feed pump 19 motor speed, during liquid level height, rotating speed reduces, when liquid level is low, rotating speed raises, make liquid level more constant, a large amount of saving electric energy.
Claims (8)
1. a coal stove energy-saving control system, control for the temperature of coal stove (1), pressure and air intake, comprise the oxygen-eliminating device (2), coal stove (1) and the jet chimney (3) that connect successively, it is characterized in that, monitoring PC (5), deoxygenation control device and coal stove control device that this system also comprises instrument control box (4) and is connected with instrument control box (4), described deoxygenation control device is connected with oxygen-eliminating device (2), and described coal stove control device is connected with coal stove (1) and jet chimney (3) respectively.
2. a kind of coal stove energy-saving control system according to claim 1, it is characterized in that, described deoxygenation control device comprises and is arranged on deoxygenation pump (6) in oxygen-eliminating device (2) and deoxygenation liquid level sensor (9), the temperature sensor (10) being arranged on top heating valve (7) on oxygen-eliminating device (2) water back and bottom-heated valve (8) and being arranged on oxygen-eliminating device (2) outlet conduit, described deoxygenation pump (6), deoxygenation liquid level sensor (9), top heating valve (7), bottom-heated valve (8) is connected with instrument control box (4) respectively with temperature sensor (10).
3. a kind of coal stove energy-saving control system according to claim 1, it is characterized in that, described coal stove control device comprises the air intake Control Component be connected with coal stove (1) combustion chamber and the temperature-controlling module be connected with coal stove (1) heating furnace and water lev el control assembly, and described air intake Control Component, temperature-controlling module and water lev el control assembly are connected with instrument control box (4) respectively.
4. a kind of coal stove energy-saving control system according to claim 3, it is characterized in that, described air intake Control Component comprises the air blast (11) be arranged on coal stove (1) intake stack, is arranged on the air-introduced machine (12) on coal stove (1) wind pipe and is arranged on the furnace pressure sensor (13) of coal stove (1) combustion chamber, and described air blast (11), air-introduced machine (12) are connected with instrument control box (4) respectively with pressure sensor (13).
5. a kind of coal stove energy-saving control system according to claim 3, it is characterized in that, described temperature-controlling module comprises and is arranged on steam flow sensor (16) on jet chimney (3) and steam pressure sensor (17) and the fire grate (14) be arranged in coal stove (1) and layering motor (15), and described steam flow sensor (16), steam pressure sensor (17), fire grate (14) are connected with instrument control box (4) respectively with layering motor (15).
6. a kind of coal stove energy-saving control system according to claim 3, it is characterized in that, described water lev el control assembly comprises the coal stove liquid level sensor (18) be arranged in coal stove (1) heating furnace and the feed pump (19) be arranged on coal stove (1) inlet channel.
7. a kind of coal stove energy-saving control system according to claim 1, is characterized in that, described instrument control box (4) comprises PLC and alarm.
8. a kind of coal stove energy-saving control system according to claim 1, is characterized in that, described monitoring PC (5) comprises display, printer and memory.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520221553.XU CN204573992U (en) | 2015-04-13 | 2015-04-13 | A kind of coal stove energy-saving control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520221553.XU CN204573992U (en) | 2015-04-13 | 2015-04-13 | A kind of coal stove energy-saving control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204573992U true CN204573992U (en) | 2015-08-19 |
Family
ID=53866620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520221553.XU Expired - Fee Related CN204573992U (en) | 2015-04-13 | 2015-04-13 | A kind of coal stove energy-saving control system |
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| CN (1) | CN204573992U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104776423A (en) * | 2015-04-13 | 2015-07-15 | 南京祥源动力供应有限公司 | Energy-saving control system for coal stove |
-
2015
- 2015-04-13 CN CN201520221553.XU patent/CN204573992U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104776423A (en) * | 2015-04-13 | 2015-07-15 | 南京祥源动力供应有限公司 | Energy-saving control system for coal stove |
| CN104776423B (en) * | 2015-04-13 | 2017-01-18 | 南京祥源动力供应有限公司 | Energy-saving control system for coal stove |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150819 Termination date: 20200413 |
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| CF01 | Termination of patent right due to non-payment of annual fee |