CN108826266A - A kind of dimension of boiler operatiopn safe condition five radar graphic monitoring method - Google Patents
A kind of dimension of boiler operatiopn safe condition five radar graphic monitoring method Download PDFInfo
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- CN108826266A CN108826266A CN201810463302.0A CN201810463302A CN108826266A CN 108826266 A CN108826266 A CN 108826266A CN 201810463302 A CN201810463302 A CN 201810463302A CN 108826266 A CN108826266 A CN 108826266A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B35/00—Control systems for steam boilers
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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
- F22B37/42—Applications, arrangements, or dispositions of alarm or automatic safety devices
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Abstract
A kind of dimension of boiler operatiopn safe condition five radar graphic monitoring method, five dimension radar maps are to be arranged concentrically three different circles of radius, the region for representing three different safe conditions is formed, Gongwei's level-one danger operating status area, second level monitoring operating status area and three-level are safely operated state area from inside to outside；Five lines dissipated outward drawn from the center of circle of concentric circles, as the polar coordinates line for showing the real-time monitoring parameter of water cooling wall temperature in boiler operatiopn, superheater temperature, boiler system pressure, generator tube wall thickness and generator tube residual life dimension；Water cooling wall temperature, superheater temperature, boiler system pressure, the extreme value of generator tube wall thickness and generator tube residual life data are found out respectively, it is shown on the polar coordinates line where respective dimension, these points are connected with straight line again, achieve the purpose that show boiler safety state.The present invention can intuitively reflect the safety problem of on-line monitoring system and offline inspection data, improve boiler monitoring efficiency.
Description
Technical field
The present invention relates to a kind of boiler operatiopn method for monitoring safety status.More particularly to a kind of boiler operatiopn safe condition
Five dimension radar graphic monitoring methods.
Background technique
It currently, the online and offline monitoring systematic comparison of boiler is more, but is typically all to monitor a kind of temperature or pressure,
A parameter is only monitored, system is single, and the only display of number mostly, cannot cause the attention of administrative staff, and under
The trend of one step is not clear.Single data tend not to the case where representing entire stove, and erroneous judgement can be caused to administrative staff
It may.
Summary of the invention
The technical problem to be solved by the invention is to provide one kind, and whole boiler fortune can be shown for boiler administrative staff
Capable actual time safety rank, the intuitive boiler operatiopn safe condition for reflecting on-line monitoring system and offline inspection problem of data safety
Five dimension radar graphic monitoring methods.
The technical scheme adopted by the invention is that：A kind of dimension of boiler operatiopn safe condition five radar graphic monitoring method, is adopted
Each boiler safety safe operation state that characterizes is shown with the mode of five dimension radar maps, the five dimension radar maps are by three
The different circle of radius is arranged concentrically, and forms the region for representing three different safe conditions, wherein shown by the smallest inner circle of radius
Region out is level-one danger operating status area, and the shown region out of the small middle circle of radius time is that second level monitors operating status
Area, the shown region out of the maximum outer circle of radius are that three-level is safely operated state area；Five drawn from the center of circle of concentric circles
The line dissipated outward, respectively as showing the polar coordinates of the real-time monitoring parameter of five dimensions in a safe operation of the boiler
Line, five dimensions are respectively water cooling wall temperature, superheater temperature, boiler system pressure, generator tube wall thickness and boiler
Boiler tube residual life；Water-cooling wall temperature data, the superheater temperature data, pot of generator tube different parts are obtained from field instrument
Furnace system pressure data, the thickness data of the Boiler Furnace tube wall different location obtained from inspection obtain Boiler Furnace by calculating
The residual life value of pipe, therefrom find out respectively water cooling wall temperature, superheater temperature, boiler system pressure, generator tube wall thickness and
The extreme value of generator tube residual life data, and according to the rule of setting is shown on the polar coordinates line where respective dimension, then
These points are connected with straight line, achieve the purpose that show boiler safety state.
The level-one danger operating status area indicates that second level monitoring operating status area is indicated with yellow, three-level with red
Safe operation state area is indicated with green.
It is adjacent two kinds that the rule, which is by the crosspoint of polar coordinates line and three round circumferential edges described in each,
The separation of safe condition, wherein
For three water cooling wall temperature, superheater temperature, boiler system pressure dimension values, by inner circle outer periphery and polar coordinates
The value of line intersection point allows the high alarm threshold value in operating parameter in boiler as the polar coordinates line, by middle circle outer periphery and
The value of polar coordinates line intersection point allows the high alarm threshold value in operating parameter in boiler as the polar coordinates line, by outer circle outer periphery
With the value of polar coordinates line intersection point as the polar coordinates line boiler allow operating parameter normal value reduce again 30% value；
For the dimension values of generator tube wall thickness, using the value of inner circle outer periphery and polar coordinates line intersection point as the Boiler Furnace
Tube wall allows the minimum thickness value run, the value of middle circle outer periphery and polar coordinates line intersection point is used as to allow operation most
1.2 times of port thickness of pipe wall angle value, using the value of outer circle outer periphery and polar coordinates line intersection point as the minimum boiler tube for allowing to run
1.5 times of wall thickness value；
For generator tube residual life dimension values, transported the value of inner circle outer periphery and polar coordinates line intersection point as boiler
Row 8400 hours, using the value of middle circle outer periphery and polar coordinates line intersection point as boiler operatiopn 25200 hours, by outer circle periphery
The value of side and polar coordinates line intersection point was as boiler operatiopn 42000 hours；
When water cooling wall temperature, superheater temperature, boiler system pressure, generator tube wall thickness and generator tube residual life pair
It answers the numerical value on the polar coordinates line of dimension to exceed the circumferential edge of outer circle, then provides that the dimension is shown in polar coordinates line and outer circle circumference
The point of intersection on side.
The polar coordinates line of five corresponding dimensions is respectively cut into three sections by three concentric circles, and every section is divided into 10 equal parts, every equal part again
As a point, the numerical value of each dimension is fallen in the point of corresponding polar coordinates line intersection point with polar coordinates line, is reached certainly
The purpose of dynamic subregion.
The dimension of the water cooling wall temperature is the number by choosing the multiple scene temperature measuring points of boiler water wall temperature
According to progress comparing finds out the highest position of wherein temperature, is shown on the corresponding polar coordinates line of the dimension.
The dimension of the superheater temperature is the data by choosing the multiple temperature points in boiler superheater scene, into
Row comparing finds out the wherein highest position of temperature alarming threshold value, and the numerical value at temperature alarming threshold value highest position is shown in institute
It states on the corresponding polar coordinates line of dimension.
The dimension of the boiler system pressure is the data by choosing multiple site pressure measuring points, carries out data ratio
To the highest position of the corresponding alarm threshold value of wherein pressure is found out, the numerical value at alarm threshold value highest position is shown in the dimension
On corresponding polar coordinates line.
The dimension of the generator tube wall thickness is the unit that generator tube is divided into mono- section of 1m, takes and detect by unit
Real data and corresponding corrosion rate calculating, calculate the real-time wall thickness value of each unit generator tube, counted
The smallest position of wherein residual wall thickness is found out according to comparison, the numerical value at residual wall thickness minimum position is shown corresponding in the dimension
On polar coordinates line.
The dimension of the generator tube residual life is the unit that generator tube is divided into mono- section of 1m, according to each list
Temperature, the pressure, material quality data of member, the residual life of each unit of generator tube is calculated using Laraon-Miller formula,
It carries out comparing and finds out the least position of wherein residual life, the numerical value at the minimum position of residual life is shown in the dimension
On corresponding polar coordinates line.
A kind of boiler operatiopn safe condition five of the invention ties up radar graphic monitoring method, has the following advantages that：
1, safe condition visualizes
The five dimension radar graphic monitoring technology set important parameters of boiler operatiopn, mainly include water-cooling wall maximum temperature,
The system datas such as superheater maximum temperature, system pressure, boiler tube wall thickness, boiler tube residual life evaluation pass through corresponding algorithm plan
It slightly carries out analytic operation and determines safe operation of the boiler state danger coefficient with parameter different stage, intuitive reflection on-line monitoring
The safety problem of system and offline inspection data.
2, figure module centralization
Five important parameters of every boiler design in a module, and the operating status of five dimension radar maps is more intuitive, clothes
Business production is more convenient, reliable.
3, on-line monitoring and the unified combination of offline inspection
Graphical monitoring technology have set owner want parameter index include thermometric, survey the on-line monitoring systems data such as pressure and
The data real-time display functions such as artificial offline inspection information, facilitate boiler plant administrative staff identify safe operation of the boiler rank and
It is safely operated the period, improves boiler monitoring efficiency.
Detailed description of the invention
Fig. 1 is that boiler operatiopn safe condition five of the invention ties up radar map.
In figure
1：Level-one danger operating status area 2：Second level monitors operating status area
3：Three-level is safely operated state area 4：Water cooling wall temperature dimension
5：Superheater temperature dimension 6：Boiler system pressure dimension
7：Generator tube residual life dimension 8：Generator tube wall thickness dimension
9：Separation 10：Point
Specific embodiment
Radar graphic monitoring side is tieed up to a kind of boiler operatiopn safe condition five of the invention below with reference to embodiment and attached drawing
Method is described in detail.
A kind of boiler operatiopn safe condition five of the invention ties up radar graphic monitoring method, will affect safe operation of the boiler
Critical data mainly includes water-cooling wall maximum temperature, superheater maximum temperature, system pressure, daily checking maintenance boiler tube wall thickness, furnace
Tube lifetime value etc. is acquired analysis, using these critical datas by corresponding algorithm policy, determines which kind of peace boiler is in
Total state, reasonable Arrangement show the actual time safety rank of whole boiler operatiopns for boiler administrative staff in five dimension radar maps,
The safety problem of intuitive reflection on-line monitoring system and offline inspection data.For safe operation of the boiler, administrative staff are provided convenience
Efficiently graphical information, boiler plant and process management personnel run boiler in entire life cycle from five dimension radar maps
Safe condition it is very clear, to improve safe operation of the boiler status monitoring efficiency.
A kind of boiler operatiopn safe condition five of the invention ties up radar graphic monitoring method, it is first determined major parameter index
Including thermometric, the data such as on-line monitoring systems data and artificial offline inspection information such as pressure are surveyed, pass through the model formation of setting
It carries out operation and obtains the specific value of this five parameters, numerical value corresponds to the different stage of boiler operatiopn state, is divided into three grades
Not.It is indicated with the green three kinds of colors of figure and reddish yellow, represents the different operating status of boiler.Three-level is safe operation state,
Second level is operation monitor state, and level-one is operating risk state.
A kind of boiler operatiopn safe condition five of the invention ties up radar graphic monitoring method, specifically using as shown in Figure 1
The modes of five dimension radar maps show each boiler safety safe operation state that characterizes, the described five dimensions radar maps are by three
The different circle of radius is arranged concentrically, and forms the region for representing three different safe conditions, wherein shown by the smallest inner circle of radius
Region out is level-one danger operating status area, and the shown region out of the small middle circle of radius time is that second level monitors operating status
Area, the shown region out of the maximum outer circle of radius are that three-level is safely operated state area.The level-one danger operating status area
It is indicated with red, second level monitoring operating status area is indicated with yellow, and three-level safe operation state area is indicated with green.
Five lines dissipated outward drawn from the center of circle of concentric circles, respectively as showing a safe operation of the boiler
In five dimensions real-time monitoring parameter polar coordinates line, five dimensions be respectively water cooling wall temperature dimension, overheat
The dimension of device temperature, the dimension of boiler system pressure, the dimension of the dimension of generator tube wall thickness and generator tube residual life.Its
In,
The dimension of the water cooling wall temperature is the number by choosing the multiple scene temperature measuring points of boiler water wall temperature
According to progress comparing finds out the highest position of wherein temperature, is shown on the corresponding polar coordinates line of the dimension.
The dimension of the superheater temperature is the data by choosing the multiple temperature points in boiler superheater scene, into
Row comparing finds out the wherein highest position of temperature alarming threshold value, and the numerical value at temperature alarming threshold value highest position is shown in institute
It states on the corresponding polar coordinates line of dimension.
The dimension of the boiler system pressure is the data by choosing multiple site pressure measuring points, carries out data ratio
To the highest position of the corresponding alarm threshold value of wherein pressure is found out, the numerical value at alarm threshold value highest position is shown in the dimension
On corresponding polar coordinates line.
The dimension of the generator tube wall thickness is the unit that generator tube is divided into mono- section of 1m, takes and detect by unit
Real data and corresponding corrosion rate calculating, calculate the real-time wall thickness value of each unit generator tube, counted
The smallest position of wherein residual wall thickness is found out according to comparison, the numerical value at residual wall thickness minimum position is shown corresponding in the dimension
On polar coordinates line.
The dimension of the generator tube residual life is the unit that generator tube is divided into mono- section of 1m, according to each list
Temperature, the pressure, material quality data of member, the residual life of each unit of generator tube is calculated using Laraon-Miller formula,
It carries out comparing and finds out the least position of wherein residual life, the numerical value at the minimum position of residual life is shown in the dimension
On corresponding polar coordinates line.
Water-cooling wall temperature data, the superheater temperature data, boiler system of generator tube different parts are obtained from field instrument
System pressure data, the thickness data of the Boiler Furnace tube wall different location obtained from inspection pass through and calculate acquisition generator tube
Residual life value therefrom finds out water cooling wall temperature, superheater temperature, boiler system pressure, generator tube wall thickness and boiler respectively
The extreme value of boiler tube residual life data, and according to the rule of setting is shown on the polar coordinates line where respective dimension, then by this
A little points are connected with straight line, achieve the purpose that show boiler safety state.
The polar coordinates line of five corresponding dimensions is respectively cut into three sections by three concentric circles, can also be divided into again 10 etc. for every section
Point, for the intersection point of every equal part and polar coordinates line as a point, the numerical value of each dimension falls on the point of corresponding polar coordinates line
On, achieve the purpose that auto-partition.
It is adjacent two kinds that the rule, which is by the crosspoint of polar coordinates line and three round circumferential edges described in each,
The separation of safe condition, wherein
For three water cooling wall temperature, superheater temperature, boiler system pressure dimension values, by inner circle outer periphery and polar coordinates
The value of line intersection point allows the high alarm threshold value in operating parameter in boiler as the polar coordinates line, by middle circle outer periphery and
The value of polar coordinates line intersection point allows the high alarm threshold value in operating parameter in boiler as the polar coordinates line, by outer circle outer periphery
With the value of polar coordinates line intersection point as the polar coordinates line boiler allow operating parameter normal value reduce again 30% value；
For the dimension values of generator tube wall thickness, using the value of inner circle outer periphery and polar coordinates line intersection point as the Boiler Furnace
Tube wall allows the minimum thickness value run, the value of middle circle outer periphery and polar coordinates line intersection point is used as to allow operation most
1.2 times of port thickness of pipe wall angle value, using the value of outer circle outer periphery and polar coordinates line intersection point as the minimum boiler tube for allowing to run
1.5 times of wall thickness value；
For generator tube residual life dimension values, transported the value of inner circle outer periphery and polar coordinates line intersection point as boiler
Row 8400 hours, using the value of middle circle outer periphery and polar coordinates line intersection point as boiler operatiopn 25200 hours, by outer circle periphery
The value of side and polar coordinates line intersection point was as boiler operatiopn 42000 hours；
When water cooling wall temperature, superheater temperature, boiler system pressure, generator tube wall thickness and generator tube residual life pair
It answers the numerical value on the polar coordinates line of dimension to exceed the circumferential edge of outer circle, then provides that the dimension is shown in polar coordinates line and outer circle circumference
The point of intersection on side.
Claims (9)
1. a kind of boiler operatiopn safe condition five ties up radar graphic monitoring method, which is characterized in that using the side of five dimension radar maps
Formula display characterizes each boiler safety and is safely operated state, and the five dimension radar maps are that three different circles of radius are concentric
Setting forms the region for representing three different safe conditions, wherein the shown region out of the smallest inner circle of radius is level-one danger
Dangerous operating status area, the shown region out of the small middle circle of radius time are that second level monitors operating status area, and radius is maximum outer
The shown region out of circle is that three-level is safely operated state area；Five lines dissipated outward drawn from the center of circle of concentric circles, point
Not as showing the polar coordinates line of the real-time monitoring parameter of five dimensions in a safe operation of the boiler, five dimensions
Degree is respectively water cooling wall temperature, superheater temperature, boiler system pressure, generator tube wall thickness and generator tube residual life；From
Field instrument obtains water-cooling wall temperature data, superheater temperature data, the boiler system pressure data of generator tube different parts,
The thickness data of the Boiler Furnace tube wall different location obtained from inspection obtains the residual life value of generator tube by calculating,
Water cooling wall temperature, superheater temperature, boiler system pressure, generator tube wall thickness and generator tube residual life are therefrom found out respectively
The extreme value of data, and according to the rule of setting is shown on the polar coordinates line where respective dimension, then by these point straight lines
It connects, achievees the purpose that show boiler safety state.
2. a kind of boiler operatiopn safe condition five according to claim 1 ties up radar graphic monitoring method, which is characterized in that
The level-one danger operating status area indicates that second level monitoring operating status area is indicated with yellow, three-level safe operation with red
State area is indicated with green.
3. a kind of boiler operatiopn safe condition five according to claim 1 ties up radar graphic monitoring method, which is characterized in that
It is adjacent two kinds of safe conditions that the rule, which is by the crosspoint of polar coordinates line and three round circumferential edges described in each,
Separation, wherein
For three water cooling wall temperature, superheater temperature, boiler system pressure dimension values, inner circle outer periphery and polar coordinates line are handed over
The value of point allows the high alarm threshold value in operating parameter in boiler as the polar coordinates line, and middle circle outer periphery and pole are sat
The value of graticule intersection point allows the high alarm threshold value in operating parameter in boiler as the polar coordinates line, by outer circle outer periphery and pole
The value of coordinate line intersection point reduces by 30% value as the polar coordinates line again in boiler permission operating parameter normal value；
For the dimension values of generator tube wall thickness, using the value of inner circle outer periphery and polar coordinates line intersection point as the Boiler Furnace tube wall
Allow the minimum thickness value run, using the value of middle circle outer periphery and polar coordinates line intersection point as the most port to allow operation
1.2 times of thickness of pipe wall angle value, using the value of outer circle outer periphery and polar coordinates line intersection point as the minimum boiler tube wall thickness for allowing to run
1.5 times of value；
For generator tube residual life dimension values, using the value of inner circle outer periphery and polar coordinates line intersection point as boiler operatiopn
8400 hours, using the value of middle circle outer periphery and polar coordinates line intersection point as boiler operatiopn 25200 hours, by outer circle outer periphery
Value with polar coordinates line intersection point was as boiler operatiopn 42000 hours；
It is tieed up when water cooling wall temperature, superheater temperature, boiler system pressure, generator tube wall thickness and generator tube residual life are corresponding
Numerical value on the polar coordinates line of degree exceeds the circumferential edge of outer circle, then provides that the dimension is shown in polar coordinates line and outer circle circumferential edge
Point of intersection.
4. a kind of boiler operatiopn safe condition five according to claim 1 ties up radar graphic monitoring method, which is characterized in that
The polar coordinates line of five corresponding dimensions is respectively cut into three sections by three concentric circles, and every section is divided into 10 equal parts, every equal part and polar coordinates again
As a point, the numerical value of each dimension is fallen in the point of corresponding polar coordinates line the intersection point of line, reaches auto-partition
Purpose.
5. a kind of boiler operatiopn safe condition five according to claim 1 ties up radar graphic monitoring method, which is characterized in that
The dimension of the water cooling wall temperature is the data by choosing the multiple scene temperature measuring points of boiler water wall temperature, is counted
The highest position of wherein temperature is found out according to comparison, is shown on the corresponding polar coordinates line of the dimension.
6. a kind of boiler operatiopn safe condition five according to claim 1 ties up radar graphic monitoring method, which is characterized in that
The dimension of the superheater temperature is the data by choosing the multiple temperature points in boiler superheater scene, carries out data ratio
To the wherein highest position of temperature alarming threshold value is found out, the numerical value at temperature alarming threshold value highest position is shown in the dimension pair
On the polar coordinates line answered.
7. a kind of boiler operatiopn safe condition five according to claim 1 ties up radar graphic monitoring method, which is characterized in that
The dimension of the boiler system pressure is the data by choosing multiple site pressure measuring points, carries out comparing and find out it
The corresponding highest position of alarm threshold value of middle pressure, shows pole corresponding in the dimension for the numerical value at alarm threshold value highest position
On coordinate line.
8. a kind of boiler operatiopn safe condition five according to claim 1 ties up radar graphic monitoring method, which is characterized in that
The dimension of the generator tube wall thickness is the unit that generator tube is divided into mono- section of 1m, the actual number detected is taken by unit
According to and corresponding corrosion rate calculating, calculate the real-time wall thickness value of each unit generator tube, carry out comparing and look for
The wherein the smallest position of residual wall thickness out, shows polar coordinates line corresponding in the dimension for the numerical value at residual wall thickness minimum position
On.
9. a kind of boiler operatiopn safe condition five according to claim 1 ties up radar graphic monitoring method, which is characterized in that
The dimension of the generator tube residual life is the unit that generator tube is divided into mono- section of 1m, according to the temperature of each unit,
Pressure, material quality data calculate the residual life of each unit of generator tube using Laraon-Miller formula, carry out data
The least position of wherein residual life is found out in comparison, and the numerical value at the minimum position of residual life is shown pole corresponding in the dimension
On coordinate line.
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| CN113987304A (en) * | 2021-10-18 | 2022-01-28 | 厦门大学 | Three-dimensional furnace hearth residual thickness visualization method and system |
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| Publication number | Publication date |
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| CN108826266B (en) | 2019-11-26 |
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