CN109189118B - Burner combustion control method and device - Google Patents
Burner combustion control method and device Download PDFInfo
- Publication number
- CN109189118B CN109189118B CN201810980114.5A CN201810980114A CN109189118B CN 109189118 B CN109189118 B CN 109189118B CN 201810980114 A CN201810980114 A CN 201810980114A CN 109189118 B CN109189118 B CN 109189118B
- Authority
- CN
- China
- Prior art keywords
- time
- combustion
- preset
- period
- burner
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Control Of Combustion (AREA)
- Regulation And Control Of Combustion (AREA)
Abstract
The invention provides a burner combustion control method and device, and relates to the field of temperature control. The burner combustion control method comprises the following steps: igniting a plurality of burners at intervals in sequence; and controlling the combustion time of each burner according to the real-time temperature of the heating area. The burner combustion control method and the burner combustion control device provided by the invention can prolong the service life of the burner.
Description
Technical Field
The invention relates to the field of temperature control, in particular to a burner combustion control method and a burner combustion control device.
Background
In the past, the temperature control of the gas furnace is divided into two types, namely burner continuous control or fixed time burner on-off combustion control. The fixed burning time of the burner leads to the lower service life of the burner.
Disclosure of Invention
The invention aims to provide a burner combustion control method which can prolong the service life of a burner.
The invention aims to provide a burner combustion control device which can prolong the service life of a burner.
The invention provides a technical scheme that:
a burner combustion control method in which a plurality of burners form a heating zone, comprising:
igniting the plurality of burners at intervals in sequence;
and controlling the combustion time of each burner according to the real-time temperature of the heating area.
Further, in a preferred embodiment of the present invention, the step of controlling the combustion time of each burner according to the real-time temperature of the heating area includes:
calculating the preset time of the burner according to the real-time temperature and the preset period;
determining the combustion time based on the predetermined time and a combustion period, wherein the predetermined period is greater than twice the combustion period.
Further, in a preferred embodiment of the present invention, the step of calculating the preset time of the burner according to the real-time temperature and the preset period includes:
calculating a ratio value according to the real-time temperature and a preset temperature;
and calculating the preset time according to the preset period and the ratio.
Further, in a preferred embodiment of the present invention, the step of calculating a ratio according to the real-time temperature and a preset temperature includes: calculating the ratio according to the following formula:
a＝X/Y
wherein a represents the fraction value, X represents the real-time temperature, and Y represents the preset temperature.
Further, in a preferred embodiment of the present invention, the step of calculating the preset time according to the preset period and the ratio includes:
calculating the preset time according to the following formula:
T0＝T1×a
wherein, T0Indicates a preset time, T1Indicating a preset period.
Further, in a preferred embodiment of the present invention, the step of determining the combustion time according to the preset time and the combustion period comprises:
when the preset time is greater than the combustion period, the preset time is the combustion time;
and when the preset time is less than the combustion period, the combustion period is the combustion time.
A burner combustion control apparatus in which a plurality of burners form a heating zone, comprising:
the ignition module is used for igniting the plurality of burners at intervals in sequence;
and the combustion module is used for controlling the combustion time of each burner according to the real-time temperature of the heating area.
Further, in a preferred embodiment of the present invention, the combustion module includes:
the preset time module is used for calculating the preset time of the burner according to the real-time temperature and the preset period;
and the combustion time module is used for determining the combustion time according to the preset time and a combustion period, wherein the preset period is more than twice of the combustion period.
Further, in a preferred embodiment of the present invention,
the preset time module comprises:
the proportion value calculation module is used for calculating the proportion value according to the real-time temperature and a preset temperature;
and the preset time calculation module is used for calculating the preset time according to the preset period and the ratio.
Further, in a preferred embodiment of the present invention,
the combustion time module is further used for setting the preset time as the combustion time when the preset time is greater than the combustion period;
the burning time module is also used for setting the burning period as the burning time when the preset time is less than the burning period.
The burner combustion control method and the burner combustion control device provided by the invention have the beneficial effects that: the burner combustion control method comprises the following steps: igniting a plurality of burners at intervals in sequence; and controlling the combustion time of each burner according to the real-time temperature of the heating area. The burner combustion control method and the burner combustion control device provided by the invention can prolong the service life of the burner.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a flowchart of a burner combustion control method according to an embodiment of the present invention.
Fig. 2 is a flowchart of a substep of step S200 of a burner combustion control method according to an embodiment of the present invention.
Fig. 3 is a flowchart of substeps of step S210 and step S220 of a burner combustion control method according to an embodiment of the present invention.
Fig. 4 is a block diagram of a burner combustion control apparatus according to a second embodiment of the present invention.
Fig. 5 is a block diagram of a combustion module of a burner combustion control apparatus according to a second embodiment of the present invention.
Fig. 6 is a block diagram of a preset time module of a combustion module of a burner combustion control apparatus according to a second embodiment of the present invention.
Icon: 10-burner combustion control means; 100-an ignition module; 200-a combustion module; 210-a preset time module; 212-a proportion value calculation module; 214-a preset time calculation module; 220-burn time module.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like, indicate orientations or positional relationships that are based on the orientations or positional relationships shown in the drawings, or the orientations or positional relationships that the products of the present invention conventionally put into use, or the orientations or positional relationships that the persons skilled in the art conventionally understand, are only used for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example one
Referring to fig. 1, the present embodiment provides a burner combustion control method, which can improve the service life of a burner.
In this embodiment, a heating zone is formed by a plurality of burners, and the power output of the whole heating zone can be adjusted by adjusting the time ratio of each burner in different working states.
The method comprises the following specific steps:
and step S100, igniting a plurality of burners at intervals in sequence.
In the embodiment, an interval time of each burner ignition action is set, each burner ignition is started again after the interval time of the last burner ignition time, and the subsequent disordered combustion is realized by staggering the ignition time of the burners.
And S200, controlling the combustion time of each burner according to the real-time temperature of the heating area.
And then the burning time of each burner is controlled according to the real-time temperature of the heating area, so that the burning time of each burner is possibly different, and the disordered burning of the burners is realized.
Referring to fig. 2, step S200 includes step S210 and step S220.
Step S210, calculating the preset time of the burner according to the real-time temperature and the preset period.
In this embodiment, a preset period of combustion of the burner is set, and the preset time is calculated according to the real-time temperature and the preset period.
In this embodiment, the preset period of each burner is the same, but the real-time temperatures of the heating areas of the burners when the burners are ignited are different, and the preset time calculated according to the real-time temperatures and the preset period is different, so that the burning time of each burner is different.
Referring to fig. 3, step S210 includes step S212 and step S214.
In step S212, a ratio is calculated according to the real-time temperature and the preset temperature.
In this embodiment, the real-time temperature is an actual temperature of the heating area, and the preset temperature is a temperature to be reached by the heating area.
The ratio is calculated according to the following formula:
a＝X/Y
wherein a represents the fraction value, X represents the real-time temperature, and Y represents the preset temperature.
Step S214, calculating a preset time according to the preset period and the ratio.
The preset time is calculated according to the following formula:
T0＝T1×a
wherein, T0Indicates a preset time, T1Indicating a preset period.
Referring to fig. 2, in step S220, the combustion time is determined according to the preset time and the combustion period. Wherein the preset period is greater than twice the combustion period.
Referring to fig. 3, step S220 includes step S222, step S224 and step S226.
Step S222, comparing whether the preset time is greater than the combustion period.
In this embodiment, the preset time is compared with the combustion period, and the relationship between the preset time and the combustion period is compared.
In step S224, when the preset time is greater than the combustion period, the preset time is the combustion time.
In step S226, when the preset time is less than the combustion period, the combustion period is the combustion time.
In the present embodiment, the combustion time of the burner is kept not less than the combustion period.
The working principle of the burner combustion control method provided by the embodiment is as follows: in this embodiment, each burner is ignited at intervals in sequence, an occupancy ratio is calculated according to the real-time temperature and the preset temperature, a relationship between the preset time and the combustion period is compared according to the occupancy ratio, the preset period and the calculated preset time, when the preset time is greater than the combustion period, the preset time is the combustion time, and when the preset time is less than the combustion period, the combustion period is the combustion time.
In summary, in the burner combustion control method provided in this embodiment, the preset period of each burner is the same, but the real-time temperatures of the heating areas of the burners when the burners are ignited are different, and the preset time calculated according to the real-time temperatures and the preset period is different, so that the combustion time of each burner is different, disordered combustion among a plurality of nozzles can be realized, carbon deposition of the burners can be reduced, the service life of the burners is prolonged, the burners are completely turned off in a cooling stage, the cooling time is shortened, the production efficiency is improved, and meanwhile, fluctuation of temperature control is reduced.
Example two
Referring to fig. 4, the present embodiment provides a burner combustion control device 10, and the burner combustion control device 10 provided in the present embodiment can improve the service life of the burner.
For the sake of brevity, reference may be made to embodiment one, where this embodiment is not mentioned.
In the present embodiment, the burner combustion control apparatus 10 includes:
and the ignition module 100 is used for igniting a plurality of burners at intervals in sequence.
In an embodiment of the present invention, step S100 may be performed by the ignition module 100.
And the combustion module 200 is used for controlling the combustion time of each burner according to the real-time temperature of the heating area.
In an embodiment of the present invention, step S200 may be performed by the combustion module 200.
Referring to fig. 5, in the present embodiment, the combustion module 200 includes:
the preset time module 210 is configured to calculate a preset time of the burner according to the real-time temperature and the preset period.
In the embodiment of the present invention, step S210 may be performed by the preset time module 210.
The burning time module 220 is configured to determine a burning time according to a preset time and a burning period, wherein the preset time is greater than twice of the burning period.
In an embodiment of the present invention, step S220 may be performed by the burning time module 220.
The burn time module 220 is also configured to compare the predetermined time to the burn period.
The burning time module 220 is further configured to set the burning time as the preset time when the preset time is greater than the burning period;
the burn time module 220 is also configured to determine that the burn period is a burn time when the predetermined time is less than the burn period.
In an embodiment of the present invention, steps S222, S224 and S226 may be performed by the burning time module 220.
Referring to fig. 6, in the present embodiment, the preset time module 210 includes:
and a ratio calculating module 212 for calculating a ratio according to the real-time temperature and the preset temperature.
In the embodiment of the present invention, step S212 may be performed by the duty value calculation module 212.
The preset time calculating module 214 is configured to calculate the preset time according to the preset period and the duty ratio.
In the embodiment of the present invention, step S214 may be executed by the preset time calculation module 214.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A burner combustion control method, wherein a plurality of burners form a heating zone, comprising:
igniting the plurality of burners at intervals in sequence; the ignition time of the burner is staggered to realize disordered combustion;
controlling the combustion time of each burner according to the real-time temperature of the heating area;
the step of controlling the combustion time of each burner according to the real-time temperature of the heating area comprises the following steps:
calculating the preset time of the burner according to the real-time temperature and the preset period;
determining the combustion time based on the predetermined time and a combustion period, wherein the predetermined period is greater than twice the combustion period;
the step of determining the combustion time based on the predetermined time and the combustion period comprises:
when the preset time is greater than the combustion period, the preset time is the combustion time;
and when the preset time is less than the combustion period, the combustion period is the combustion time.
2. The burner combustion control method of claim 1, wherein the step of calculating the preset time of the burner according to the real-time temperature and a preset period comprises:
calculating a ratio value according to the real-time temperature and a preset temperature;
and calculating the preset time according to the preset period and the ratio.
3. The burner combustion control method of claim 2, wherein the step of calculating a ratio based on the real-time temperature and a preset temperature comprises: calculating the ratio according to the following formula:
a＝X/Y
wherein a represents the fraction value, X represents the real-time temperature, and Y represents the preset temperature.
4. The burner combustion control method according to claim 2, wherein the step of calculating the preset time based on the preset period and the ratio includes:
calculating the preset time according to the following formula:
T0＝T1×a
wherein, T0Indicates a preset time, T1Indicating a preset period.
5. A burner combustion control device, wherein a plurality of burners form a heating zone, characterized by comprising:
the ignition module is used for igniting the plurality of burners at intervals in sequence; the ignition time of the burner is staggered to realize disordered combustion;
the combustion module is used for controlling the combustion time of each burner according to the real-time temperature of the heating area;
the combustion module includes:
the preset time module is used for calculating the preset time of the burner according to the real-time temperature and the preset period;
a combustion time module for determining the combustion time based on the preset time and a combustion period, wherein the preset period is greater than twice the combustion period;
the combustion time module is further used for setting the preset time as the combustion time when the preset time is greater than the combustion period;
the burning time module is also used for setting the burning period as the burning time when the preset time is less than the burning period.
6. The burner combustion control apparatus of claim 5, wherein the preset time module comprises:
the proportion value calculation module is used for calculating the proportion value according to the real-time temperature and a preset temperature;
and the preset time calculation module is used for calculating the preset time according to the preset period and the ratio.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810980114.5A CN109189118B (en) | 2018-08-27 | 2018-08-27 | Burner combustion control method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810980114.5A CN109189118B (en) | 2018-08-27 | 2018-08-27 | Burner combustion control method and device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109189118A CN109189118A (en) | 2019-01-11 |
| CN109189118B true CN109189118B (en) | 2021-04-23 |
Family
ID=64916006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810980114.5A Active CN109189118B (en) | 2018-08-27 | 2018-08-27 | Burner combustion control method and device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109189118B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101824517A (en) * | 2009-03-05 | 2010-09-08 | 苏州新长光热能科技有限公司 | Pulse combustion control annealing furnace |
| CN102221220A (en) * | 2011-03-29 | 2011-10-19 | 上海宝钢工业检测公司 | Pulse-combustion control method of steel rolling heating furnace |
| CN103305683A (en) * | 2013-05-28 | 2013-09-18 | 首钢总公司 | Low-power burner combustion control system and method for continuous annealing furnace |
| CN103557534A (en) * | 2013-11-11 | 2014-02-05 | 中冶南方工程技术有限公司 | High-precision pulse combustion control method of industrial furnace |
| CN103836642A (en) * | 2014-03-14 | 2014-06-04 | 江南大学 | Method for controlling pulse combustion of multiple burners of fuel gas furnace |
| CN108317866A (en) * | 2017-12-29 | 2018-07-24 | 武汉钢铁工程技术集团有限责任公司 | Pulse control system and control method for heating furnace |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4121239B2 (en) * | 2000-08-02 | 2008-07-23 | 大阪瓦斯株式会社 | Combustion device |
| JP4615045B2 (en) * | 2008-12-16 | 2011-01-19 | 中外炉工業株式会社 | Combustion control method of heat storage combustion type heat treatment furnace |
| JP6276647B2 (en) * | 2014-05-14 | 2018-02-07 | 株式会社東芝 | Coal fired boiler and its operation control method |
| CN205540326U (en) * | 2016-04-22 | 2016-08-31 | 大连大学 | Heating furnace temperature control system |
| CN106052410A (en) * | 2016-07-21 | 2016-10-26 | 江苏丰东热技术股份有限公司 | Pulse control method for multiple burning nozzles of heating furnace |
-
2018
- 2018-08-27 CN CN201810980114.5A patent/CN109189118B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101824517A (en) * | 2009-03-05 | 2010-09-08 | 苏州新长光热能科技有限公司 | Pulse combustion control annealing furnace |
| CN102221220A (en) * | 2011-03-29 | 2011-10-19 | 上海宝钢工业检测公司 | Pulse-combustion control method of steel rolling heating furnace |
| CN103305683A (en) * | 2013-05-28 | 2013-09-18 | 首钢总公司 | Low-power burner combustion control system and method for continuous annealing furnace |
| CN103557534A (en) * | 2013-11-11 | 2014-02-05 | 中冶南方工程技术有限公司 | High-precision pulse combustion control method of industrial furnace |
| CN103836642A (en) * | 2014-03-14 | 2014-06-04 | 江南大学 | Method for controlling pulse combustion of multiple burners of fuel gas furnace |
| CN108317866A (en) * | 2017-12-29 | 2018-07-24 | 武汉钢铁工程技术集团有限责任公司 | Pulse control system and control method for heating furnace |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109189118A (en) | 2019-01-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10801720B2 (en) | Porous medium premixing combustor | |
| CN103557534B (en) | High-precision pulse combustion control method of industrial furnace | |
| EP0790461A2 (en) | Combustion burner and combustion method thereof in furnace | |
| CN104501163A (en) | Oxygen-rich gas combustion device and oxygen-rich gas combustion method | |
| CN110343847B (en) | Furnace temperature control method and annealing furnace | |
| CN110906562B (en) | Gear-off control method of gas water heater | |
| CN109189118B (en) | Burner combustion control method and device | |
| CN107674945A (en) | Annealing furnace temperature control method and system | |
| CN206944500U (en) | Control system, gas heater and the Cloud Server of gas heater | |
| WO2014192165A1 (en) | Boiler system | |
| CN105757664A (en) | Combustor, gas water heater and water heating method | |
| CN213577479U (en) | Combustion part and combustor | |
| CN101373067B (en) | Method for controlling thermal storage combustion | |
| CN107355788A (en) | Intelligent combustion device and system | |
| CN102383079A (en) | Method for producing beryllium-bronze flat ingot by natural-gas walking beam furnace | |
| CN103256824B (en) | Intelligent graded furnace temperature control method for impulse nozzles | |
| CN105063329B (en) | Annealing device and annealing method of large-scale axle forging piece | |
| CN108977649B (en) | Environment-friendly control method of natural gas annealing furnace | |
| CN2888384Y (en) | Semi-automatic control device for shuttle type kiln | |
| CN218178870U (en) | Low-nitrogen industrial furnace with high power regulation ratio | |
| CN207279626U (en) | Intelligent combustion device and system | |
| CN102043412A (en) | Control method for supplying fuel oil and oxygen in smelting system | |
| CN105650672A (en) | Electronic air-fuel ratio regulation system | |
| CN110512068A (en) | A kind of each furnace section burner control method of soaking pit and device | |
| KR20010007512A (en) | Combustion apparatus and melting furnace for nonferrous metals |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230417 Address after: 201400 no.655, Huasong Road, Nanqiao Town, Fengxian District, Shanghai Patentee after: SHANGHAI FENGDONG HEAT TREATMENT ENGINEERING CO.,LTD. Address before: 224000 No. 333, Nanxiang West Road, Dafeng Economic Development Zone, Dafeng City, Yancheng City, Jiangsu Province Patentee before: JIANGSU FENGDONG THERMAL TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right |