CN109539291B - Waste heat storage and recovery method for multi-heat-source heat dissipation - Google Patents
Waste heat storage and recovery method for multi-heat-source heat dissipation Download PDFInfo
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- CN109539291B CN109539291B CN201811217427.1A CN201811217427A CN109539291B CN 109539291 B CN109539291 B CN 109539291B CN 201811217427 A CN201811217427 A CN 201811217427A CN 109539291 B CN109539291 B CN 109539291B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/006—Layout of treatment plant
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/26—Steam-separating arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D15/00—Other domestic- or space-heating systems
- F24D15/02—Other domestic- or space-heating systems consisting of self-contained heating units, e.g. storage heaters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
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- General Engineering & Computer Science (AREA)
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- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Air Supply (AREA)
Abstract
The invention belongs to the technical field of energy recovery and utilization, and discloses a waste heat storage recovery method for multi-heat-source heat dissipation, which comprises the following steps: the circulation of the heat transfer fluid in the dust chamber leads the heat transfer fluid to reach the outlet of the heat transfer fluid, the high-temperature flue gas heating is realized through automatic control, and the flue gas after heat exchange enters a preheating boiler; the heating of the high-temperature flue gas is effectively controlled, and the effective image output of control data is realized; high-temperature flue gas generated in the combustion chamber enters the dust removal chamber through the air inlet main pipe, and oxygen is supplemented through a plurality of air inlet pipes; the steam-water separator performs graded heat exchange on the heat energy to continuously heat the steam outlet pipe; the heat in the steam outlet pipe is recovered and stored through the heat accumulating type heat exchanger, and a heat source is stably output; and converting the heat recovery detection process into a gray image, and analyzing and processing the change of the image. The waste heat in various aspects of industry is treated and recovered, so that the industrial waste heat is safely used by people, energy is saved, emission is reduced, and the energy utilization rate is improved.
Description
Technical Field
the invention belongs to the technical field of energy recycling, and particularly relates to a waste heat storage and recovery method for multi-heat-source heat dissipation.
background
the prior art commonly used in the industry is now such,
the main problems of low utilization efficiency, poor economic benefit and high ecological environment pressure still exist in the energy utilization of China, the important contents of energy conservation and emission reduction, energy consumption reduction and energy comprehensive utilization rate improvement are taken as the strategic planning of energy development, the fundamental approach for solving the energy problems of China is provided, and the situation of preferential development is achieved. The waste heat quantity is unstable due to periodicity, discontinuity or production fluctuation in the process production process; the main source of most of the waste heat is industrial heat dissipation, and most of the waste heat has poor medium properties, such as large dust content in flue gas or corrosive substances, which affects the safe use of people.
in summary, the problems of the prior art are as follows:
The waste heat quantity is unstable due to periodicity, discontinuity or production fluctuation in the process production process; the main source of most of the waste heat is industrial heat dissipation, and most of the waste heat has poor medium properties, such as large dust content in flue gas or corrosive substances, which affects the safe use of people.
disclosure of Invention
Aiming at the problems in the prior art, the invention provides a waste heat storage and recovery method for multi-heat-source heat dissipation.
the invention is realized in such a way that the waste heat storage and recovery method for multi-heat source heat dissipation comprises the following steps:
circulating heat transfer fluid in a dust chamber, and realizing high-temperature flue gas heating through automatic control when the heat transfer fluid reaches a heat transfer fluid outlet, wherein the flue gas after heat exchange enters a preheating boiler; the heating of the high-temperature flue gas is effectively controlled, and the effective image output of control data is realized;
Secondly, high-temperature flue gas generated in the combustion chamber enters the dust removal chamber through the air inlet main pipe, and oxygen is supplemented through a plurality of air inlet pipes;
step three, the steam-water separator performs graded heat exchange on the heat energy to continuously heat the steam outlet pipe;
recovering and storing heat in the steam outlet pipe through a heat accumulating type heat exchanger, and stably outputting a heat source; and converting the heat recovery detection process into a gray image, and analyzing and processing the change of the image.
the control method for heating the high-temperature flue gas comprises the following steps:
introducing a particle swarm optimization algorithm to reasonably optimize PID parameters in the environment temperature acquisition control; let Xit be the position of the ith particle at time t, Vit be the velocity of the ith particle at time t,
Sit is the optimal position of the ith particle at the moment t; stg is the global position at time t, then
The position of particle i at time t +1 is described as
In the formula:For the degree of the ith particle in the D-dimensional space at time t,for the optimal position of the ith particle in the D-dimensional space at time t,the position of the ith particle in the D-dimensional space at the moment t, r1 and r2 are two independent random numbers distributed in a (0, 1) interval; c1 and c2 are learning factors, and w is an inertia weight;
Redefining h (e, g) in the combined histogram and a particle speed and displacement updating formula by using a combined histogram method for solving mutual information in the process of extracting high-temperature data, and preprocessing the data in the high-temperature treatment of the chemical combination process; the velocity and displacement of the particle update formula:
Where v represents the particle velocity, t represents time, i represents the ith particle, j represents the jth path, w is the inertial weight, c1、c2denotes the learning factor, pi,jrepresents the best position, p, that the ith particle has experiencedg,jrepresenting the best positions of all particles in the population, wherein e, g are the path to be matched and the template path respectively, and h (e, g) represents the bit appearing in the optimal path esetting the number of times of occurrence of the position g corresponding to the historical path; updating the speed and the displacement of the particles through a speed and displacement updating formula of the particles, and finding out an optimal solution, wherein the optimal solution formula is as follows:xi,jrepresents the updated displacement, x, required for the jth path of the ith particlei,j(1)Is represented by xi,jEach time it is changed, the next time x isi,j(2);
After compound process data preprocessing is carried out, color features and self-adaptive LBP operator features are extracted; then, performing multi-feature bottom rank matrix representation;
s.t. Xi=XiAi+Ei,i=1,…,K,
where alpha is a coefficient greater than 0,The method is used for measuring errors caused by noise and outliers;
the equivalence is as follows:And outputting an accurate image.
further, the specific steps of the heat recovery detection process are as follows:
(1) Converting the heat recovery value input into a system into a gray image, summing the gray values of pixels of the image { gray v (i, j) } and then acquiring an average value:
(2) removing the background by using the total texture characteristics, calculating the sum of absolute values of differences between the pixel gray value of the image and the average pixel gray value, and solving the average value:
Removing the background by using local texture characteristics, traversing the image by using a sliding window with the size of 3 multiplied by 3, solving the difference between the gray value of a central pixel and the gray value of a peripheral pixel, and solving the average value in each window image:
(3) Fitting a method for calculating an adaptive threshold:
Outputting an accurate image area, specifically:
Setting a jump function f (i, j), accurately positioning an uncertain image area in a high-temperature heat recovery process, and determining the upper and lower boundaries of an image accurate area in the heat recovery process:
wherein c (i, j) is
c(i,j)=LBP8,1(i,j)-LBP8,1(i,j-1)
in the above two formulas, i is 1,2,3,4, … N, j is 2,3,4, … M, so the number of transitions in any row i and S (i) are:
If the sum S (i is more than or equal to 12) of the jumping times of any line, the line can belong to an accurate image area; scanning the whole image from top to bottom, finding out all rows meeting S (i is more than or equal to 12), and recording the row number i of the row; if continuous h rows satisfy S (i is more than or equal to 12), a rectangular area with the width of M and the height of h is obtained, and the area is an accurate image area.
Another object of the present invention is to provide a system for implementing the waste heat storage and recovery method for multi-heat source heat dissipation, the waste heat storage and recovery system for multi-heat source heat dissipation comprises a combustion chamber,
A waste gas inlet pipe is sleeved on one side of the combustion chamber, a dust removal chamber is connected to the gas outlet end of the combustion chamber in a pin joint mode, a gas inlet main pipe is sleeved on one side of the dust removal chamber in a pin joint mode, a gas inlet valve is connected to one side of the gas inlet main pipe in a pin joint mode, and a first gas inlet pipe, a second gas inlet pipe and a third gas inlet pipe are sleeved on one side of the gas inlet;
the dust removal chamber upper end has preheating boiler through the fix with screw, preheating boiler installs catch water through the fix with screw in the upper end, catch water upper end has cup jointed the steam outlet duct, steam outlet duct one end cup joints the inlet end at heat accumulation formula heat exchanger, catch water one side has cup jointed the steam discharge pipe, steam drain pipe one end cup joints in the cistern end of intaking.
further, the waste gas inlet pipe is sleeved at one end of the flue gas exhaust pipe and one end of the combustible waste gas exhaust pipe, and the first inlet pipe, the second inlet pipe and the third inlet pipe are respectively sleeved at one end of the chemical reaction residual heat pipe, the high-temperature product residual heat pipe and the waste material residual heat pipe.
The invention has the advantages and positive effects that: the combustion chamber can carry out the secondary to combustible waste gas and fully burn, reduces the content of pollutants in the waste gas, carries out the water vapor exchange to the many-sided waste heat of industry through preheating boiler, realizes the steam separation of waste heat to combine heat accumulation formula heat exchanger to store steam, guarantee the continuation of heat supply. The waste heat in various aspects of industry can be treated and recovered, so that the industrial waste heat can be safely used by people, the energy conservation and emission reduction are realized, and the energy utilization rate is improved.
Drawings
FIG. 1 is a flow chart of a method for recovering waste heat stored in a heat sink for dissipating heat from multiple heat sources according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a waste heat storage and recovery system for heat dissipation of multiple heat sources according to an embodiment of the present invention;
in the figure: 1. a combustion chamber; 2. an exhaust gas inlet pipe; 3. a first intake pipe; 4. a second intake pipe; 5. a third intake pipe; 6. an intake valve; 7. an intake manifold; 8. a dust chamber; 9. preheating a boiler; 10. a steam-water separator; 11. a steam outlet pipe; 12. a regenerative heat exchanger; 13. a water vapor discharge pipe; 14. and (7) a water reservoir.
Detailed Description
in order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings.
the structure of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1, the method for recovering the residual heat from the multiple heat sources comprises the following steps:
s101, circulating a heat transfer fluid in the dust chamber 8, and heating high-temperature flue gas through automatic control when the heat transfer fluid reaches a heat transfer fluid outlet, wherein the flue gas after heat exchange enters a preheating boiler 9; the heating of the high-temperature flue gas is effectively controlled, and the effective image output of control data is realized;
s102, high-temperature flue gas generated in the combustion chamber enters a dust removal chamber 8 through an air inlet main pipe 7, and oxygen is supplemented through a plurality of air inlet pipes;
S103, the steam-water separator 10 performs graded heat exchange on heat energy to enable the steam outlet pipe 11 to be heated continuously;
s104, recovering and storing heat in the steam outlet pipe 11 through the heat accumulating type heat exchanger 12, and stably outputting a heat source; and converting the heat recovery detection process into a gray image, and analyzing and processing the change of the image.
the control method for heating the high-temperature flue gas comprises the following steps:
Introducing a particle swarm optimization algorithm to reasonably optimize PID parameters in the environment temperature acquisition control; let Xit be the position of the ith particle at time t, Vit be the velocity of the ith particle at time t,
sit is the optimal position of the ith particle at the moment t; stg is the global position at time t, then
the position of particle i at time t +1 is described as
in the formula:for the degree of the ith particle in the D-dimensional space at time t,For the optimal position of the ith particle in the D-dimensional space at time t,The position of the ith particle in the D-dimensional space at the moment t, r1 and r2 are two independent random numbers distributed in a (0, 1) interval; c1 and c2 are learning factors, and w is an inertia weight;
redefining h (e, g) in the combined histogram and a particle speed and displacement updating formula by using a combined histogram method for solving mutual information in the process of extracting high-temperature data, and preprocessing the data in the high-temperature treatment of the chemical combination process; the velocity and displacement of the particle update formula:
Where v represents the particle velocity, t represents time, i represents the ith particle, j represents the jth path, w is the inertial weight, c1、c2denotes the learning factor, pi,jrepresents the best position, p, that the ith particle has experiencedg,jrepresenting the best positions of all particles of the population, wherein e and g are the path to be matched and the template path respectively, and h (e and g) represents the number of times of the occurrence of the position g corresponding to the historical path at the position where the optimal path e occurs; updating the speed and the displacement of the particles through a speed and displacement updating formula of the particles, and finding out an optimal solution, wherein the optimal solution formula is as follows:xi,jRepresents the updated displacement, x, required for the jth path of the ith particlei,j(1)is represented by xi,jeach time it is changed, the next time x isi,j(2);
after compound process data preprocessing is carried out, color features and self-adaptive LBP operator features are extracted; then, performing multi-feature bottom rank matrix representation;
s.t. Xi=XiAi+Ei,i=1,…,K,
Where alpha is a coefficient greater than 0,the method is used for measuring errors caused by noise and outliers;
The equivalence is as follows:and outputting an accurate image.
further, the specific steps of the heat recovery detection process are as follows:
(1) converting the heat recovery value input into a system into a gray image, summing the gray values of pixels of the image { gray v (i, j) } and then acquiring an average value:
(2) Removing the background by using the total texture characteristics, calculating the sum of absolute values of differences between the pixel gray value of the image and the average pixel gray value, and solving the average value:
Removing the background by using local texture characteristics, traversing the image by using a sliding window with the size of 3 multiplied by 3, solving the difference between the gray value of a central pixel and the gray value of a peripheral pixel, and solving the average value in each window image:
(3) fitting a method for calculating an adaptive threshold:
outputting an accurate image area, specifically:
setting a jump function f (i, j), accurately positioning an uncertain image area in a high-temperature heat recovery process, and determining the upper and lower boundaries of an image accurate area in the heat recovery process:
wherein c (i, j) is
c(i,j)=LBP8,1(i,j)-LBP8,1(i,j-1)
in the above two formulas, i is 1,2,3,4, … N, j is 2,3,4, … M, so the number of transitions in any row i and S (i) are:
If the sum S (i is more than or equal to 12) of the jumping times of any line, the line can belong to an accurate image area; scanning the whole image from top to bottom, finding out all rows meeting S (i is more than or equal to 12), and recording the row number i of the row; if continuous h rows satisfy S (i is more than or equal to 12), a rectangular area with the width of M and the height of h is obtained, and the area is an accurate image area.
another object of the present invention is to provide a system for implementing the waste heat storage and recovery method for multi-heat source heat dissipation, which comprises a combustion chamber 1,
a waste gas inlet pipe 2 is sleeved on one side of the combustion chamber 1, a dust removal chamber 8 is pinned at the gas outlet end of the combustion chamber 1, an air inlet main pipe 7 is sleeved on one side of the dust removal chamber 8, an air inlet valve 6 is pinned on one side of the air inlet main pipe 7, and a first air inlet pipe 3, a second air inlet pipe 4 and a third air inlet pipe 5 are sleeved on one side of the air inlet valve 6;
8 upper ends in clean room are fixed with preheating boiler 9 through the screw, preheating boiler 9 upper ends has catch 10 through the screw mounting, catch 10 upper ends has cup jointed steam outlet duct 11, steam outlet duct 11 one end cup joints the inlet end at heat accumulation formula heat exchanger 12, catch 10 one side has cup jointed steam outlet pipe 13, steam outlet pipe one end cup joints in 14 inlet ends in the cistern.
Further, the waste gas inlet pipe 2 is sleeved at one end of the flue gas exhaust pipe and the combustible waste gas exhaust pipe, and the first inlet pipe 3, the second inlet pipe 4 and the third inlet pipe 5 are respectively sleeved at one end of the chemical reaction residual heat pipe, the high-temperature product residual heat pipe and the waste material residual heat pipe.
A flue gas exhaust pipe and a combustible waste gas exhaust pipe are communicated with a waste gas inlet pipe 2, combustible waste gas and flue gas are fully combusted for the second time through a combustion chamber 1, combusted tail gas enters a dust removal chamber 8, an air inlet valve 6 is opened to enable chemical reaction waste heat, high-temperature product waste heat and waste material waste heat to respectively enter the dust removal chamber 8 through a first air inlet pipe 3, a second air inlet pipe 4 and a third air inlet pipe 5, the dust removal chamber 8 performs rapping and soot blowing on the entered gas, the dedusted waste heat enters a preheating boiler 9, the preheating boiler 9 utilizes the high-temperature flue gas waste heat, the chemical reaction waste heat, the combustible gas waste heat, the high-temperature product waste heat and the like to produce high-pressure, medium-pressure or low-pressure steam or hot water, then water vapor after water vapor exchange is separated through a vapor separator 10, the hot steam enters a heat accumulating type heat, the separated water vapor enters the water storage tank 14 through the water vapor discharge pipe 13 for secondary use, so that the recovery of the waste heat of the multi-heat source is completed.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the scope of the technical solution of the present invention.
Claims (2)
1. the waste heat storage and recovery method for multi-heat-source heat dissipation is characterized by comprising the following steps of:
Circulating heat transfer fluid in a dust chamber, and realizing high-temperature flue gas heating through automatic control when the heat transfer fluid reaches a heat transfer fluid outlet, wherein the flue gas after heat exchange enters a preheating boiler; the heating of the high-temperature flue gas is effectively controlled, and the effective image output of control data is realized;
Secondly, high-temperature flue gas generated in the combustion chamber enters the dust removal chamber through the air inlet main pipe, and oxygen is supplemented through a plurality of air inlet pipes;
Step three, the steam-water separator performs graded heat exchange on the heat energy to continuously heat the steam outlet pipe;
recovering and storing heat in the steam outlet pipe through a heat accumulating type heat exchanger, and stably outputting a heat source; converting the heat recovery detection process into a gray image, and analyzing and processing the change of the image;
the control method for heating the high-temperature flue gas comprises the following steps:
introducing a particle swarm optimization algorithm to reasonably optimize PID parameters in the environment temperature acquisition control; let Xit be the position of the ith particle at time t, Vit be the velocity of the ith particle at time t, and Sit be the optimal position of the ith particle at time t; stg is the global position at time t, then
the position of particle i at time t +1 is described as
In the formula:for the degree of the ith particle in the D-dimensional space at time t,for the optimal position of the ith particle in the D-dimensional space at time t,The position of the ith particle in the D-dimensional space at the moment t, r1 and r2 are two independent random numbers distributed in a (0, 1) interval; c1 and c2 are learning factors, and w is an inertia weight;
Redefining h (e, g) in the combined histogram and a particle speed and displacement updating formula by using a combined histogram method for solving mutual information in the process of extracting high-temperature data, and preprocessing the data in the high-temperature treatment of the chemical combination process; the velocity and displacement of the particle update formula:
Where v represents the particle velocity, t represents time, i represents the ith particle, j represents the jth path, w is the inertial weight, c1、c2denotes the learning factor, pi,jRepresents the best position, p, that the ith particle has experiencedg,jrepresenting the best positions of all particles of the population, wherein e and g are the path to be matched and the template path respectively, and h (e and g) represents the number of times of the occurrence of the position g corresponding to the historical path at the position where the optimal path e occurs; updating the speed and the displacement of the particles through a speed and displacement updating formula of the particles, and finding out an optimal solution, wherein the optimal solution formula is as follows:xi,jrepresents the updated displacement, x, required for the jth path of the ith particlei,j(1)Is represented by xi,jeach time it is changed, the next time x isi,j(2);
After compound process data preprocessing is carried out, color features and self-adaptive LBP operator features are extracted; then, performing multi-feature bottom rank matrix representation;
s.t.Xi=XiAi+Ei,i=1,…,K,
where alpha is a coefficient greater than 0,The method is used for measuring errors caused by noise and outliers; the equivalence is as follows:And outputting an accurate image.
2. the method for storing and recovering the residual heat for dissipating heat from multiple heat sources as claimed in claim 1, wherein the heat recovery detection process comprises the following steps:
(1) converting the heat recovery value input into a system into a gray image, summing the gray values of pixels of the image { gray v (i, j) } and then acquiring an average value:
(2) removing the background by using the total texture characteristics, calculating the sum of absolute values of differences between the pixel gray value of the image and the average pixel gray value, and solving the average value:
Removing the background by using local texture characteristics, traversing the image by using a sliding window with the size of 3 multiplied by 3, solving the difference between the gray value of a central pixel and the gray value of a peripheral pixel, and solving the average value in each window image:
(3) fitting a method for calculating an adaptive threshold:
outputting an accurate image area, specifically:
setting a jump function f (i, j), accurately positioning an uncertain image area in a high-temperature heat recovery process, and determining the upper and lower boundaries of an image accurate area in the heat recovery process:
wherein c (i, j) is
c(i,j)=LBP8,1(i,j)-LBP8,1(i,j-1)
in the above two formulas, i is 1,2,3,4, … N, j is 2,3,4, … M, so the number of transitions in any row i and S (i) are:
If the sum S (i is more than or equal to 12) of the jumping times of any line, the line can belong to an accurate image area; scanning the whole image from top to bottom, finding out all rows meeting S (i is more than or equal to 12), and recording the row number i of the row; if continuous h rows satisfy S (i is more than or equal to 12), a rectangular area with the width of M and the height of h is obtained, and the area is an accurate image area.
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003287380A (en) * | 2002-03-27 | 2003-10-10 | Sintokogio Ltd | Heat accumulating combustion type oxidizing device and maintenance method of its honeycomb-shaped ceramics |
CN102829479A (en) * | 2012-09-18 | 2012-12-19 | 天津渤化中河化工有限公司 | Heat storage type tail recovery device |
CN106846305A (en) * | 2017-01-11 | 2017-06-13 | 华北电力大学 | A kind of boiler combustion stability monitoring method based on many characteristics of image of flame |
CN207797077U (en) * | 2018-01-15 | 2018-08-31 | 鞍山华泰环能工程技术有限公司 | A kind of VOC gas processing system |
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003287380A (en) * | 2002-03-27 | 2003-10-10 | Sintokogio Ltd | Heat accumulating combustion type oxidizing device and maintenance method of its honeycomb-shaped ceramics |
CN102829479A (en) * | 2012-09-18 | 2012-12-19 | 天津渤化中河化工有限公司 | Heat storage type tail recovery device |
CN106846305A (en) * | 2017-01-11 | 2017-06-13 | 华北电力大学 | A kind of boiler combustion stability monitoring method based on many characteristics of image of flame |
CN207797077U (en) * | 2018-01-15 | 2018-08-31 | 鞍山华泰环能工程技术有限公司 | A kind of VOC gas processing system |
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