CN108626743A - Combustion control device and method - Google Patents
Combustion control device and method Download PDFInfo
- Publication number
- CN108626743A CN108626743A CN201810218779.2A CN201810218779A CN108626743A CN 108626743 A CN108626743 A CN 108626743A CN 201810218779 A CN201810218779 A CN 201810218779A CN 108626743 A CN108626743 A CN 108626743A
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- Prior art keywords
- flame
- combustion
- doubtful
- sensor
- burning
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/02—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/02—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium
- F23N5/08—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using light-sensitive elements
- F23N5/082—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using light-sensitive elements using electronic means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23M—CASINGS, LININGS, WALLS OR DOORS SPECIALLY ADAPTED FOR COMBUSTION CHAMBERS, e.g. FIREBRIDGES; DEVICES FOR DEFLECTING AIR, FLAMES OR COMBUSTION PRODUCTS IN COMBUSTION CHAMBERS; SAFETY ARRANGEMENTS SPECIALLY ADAPTED FOR COMBUSTION APPARATUS; DETAILS OF COMBUSTION CHAMBERS, NOT OTHERWISE PROVIDED FOR
- F23M11/00—Safety arrangements
- F23M11/04—Means for supervising combustion, e.g. windows
- F23M11/045—Means for supervising combustion, e.g. windows by observing the flame
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/20—Systems for controlling combustion with a time programme acting through electrical means, e.g. using time-delay relays
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/24—Preventing development of abnormal or undesired conditions, i.e. safety arrangements
- F23N5/242—Preventing development of abnormal or undesired conditions, i.e. safety arrangements using electronic means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N2227/00—Ignition or checking
- F23N2227/02—Starting or ignition cycles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N2227/00—Ignition or checking
- F23N2227/12—Burner simulation or checking
- F23N2227/16—Checking components, e.g. electronic
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N2227/00—Ignition or checking
- F23N2227/18—Applying test signals, e.g. periodic
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N2229/00—Flame sensors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N2231/00—Fail safe
- F23N2231/12—Fail safe for ignition failures
Abstract
The combustion control device and method of the present invention does not change existing combustion apparatus and safely controls combustion apparatus relative to interference light.In the case where the sensor of flame sensor (20) output (S) becomes doubtful flame threshold (H3) or more, doubtful fire defector portion (12) is tested with doubtful flame (Pon) caused by interference light, it is below to become doubtful flame threshold (H4) in sensor output (S), doubtful fire defector portion 12 is detected without doubtful flame (Poff), Combustion System portion (13) the doubtful fire defector result (P) of monitoring from doubtful fire defector portion (12) before the trial igniting of combustion apparatus (30), in the case where doubtful fire defector result (P) constantly indicates doubtful flame within the first monitoring time, cancel the trial igniting in combustion apparatus (30).
Description
Technical field
The present invention relates to the presence or absence of flames detected according to the sensor output for being dependent on flame sensor to control
The combustion control technology of burning.
Background technology
In the combustion apparatus for industrial furnace, boiler, changes in temperature equipment, kitchen appliance, heat exchanger etc., setting detection combustion
The light quantity of flame in burner and the flame sensor exported as electronic signals, the sensor based on the flame sensor are defeated
It out detects in the presence or absence of combustion control device Flame, and burning is controlled according to the testing result.
In the past, in such combustion control device, in order to inhibit the output of the flame sensor caused by the shaking of flame to become
Dynamic influence, sensor output igniting when being detected than igniting detect the low misfire detection level of level to detect flame
Extinguish, that is to say, that flame (for example, referring to patent document 1) is detected the presence of based on hysteresis characteristic.
Existing technical literature
Patent document
Patent document 1：Japanese Patent Laid-fair 7-15328 bulletins
Patent document 2：No. 3943478 bulletin of Japanese patent registration
Invention content
[problems to be solved by the invention]
But in such prior art, by then passing through the sensor output of flame sensor and threshold value progress
Compare to detect the presence of flame, therefore further contemplates following situation：Due to exterior light, stray light etc. interfere light influence,
And there are more than misfire detection level and under the such environment of doubtful flame of igniting detection level light quantity below, even if in point
The sensor output of fray-out of flame after fire, flame sensor will not be reduced to misfire detection level.Therefore, in such case
Under, stop working caused by fray-out of flame due to that can not detect, so will continue to discharge the post fuel in extinguishing, there is change
For the possibility of breakneck state.
In order to inhibit the influence of this interference, it is proposed that passed by designed combustion device structure to prevent interference light from entering flame
The technology of sensor (for example, referring to patent document 2 etc.).But which type of countermeasure is taken to both depend on equipment manufacturers, it is difficult to
It says and all reliably takes such countermeasure in all burners.In addition, in order to apply such burner structure, need
The change that replacement of existing burner etc. is directed to existing combustion apparatus is carried out, therefore countermeasure cost significantly increases.
The present invention makes in order to solve the problems, it is intended that providing one kind not changing existing combustion
The combustion control technology of combustion apparatus can safely be controlled relative to interference light by burning equipment.
[technical means to solve problem]
In order to reach such purpose, combustion control device according to the present invention is based on the sensing from flame sensor
Device exports the presence or absence of combustion flame in the combustion apparatus detected to control the Combustion System of the burning in the combustion apparatus
Device, including：Combustion flame test section, based on being got from the flame sensor in the burning in the combustion apparatus
Sensor output and preset combustion flame threshold value, detect in the combustion apparatus that whether there is or not combustion flames；Doubtful fire
Flame test section, based on the sensor output and the preset doubtful flame threshold less than the combustion flame threshold value come
Detect the presence of doubtful flame；And Combustion System portion, based on the combustion flame detection obtained by the combustion flame test section
As a result the burning in the combustion apparatus is controlled, the Combustion System portion supervises before the trial igniting in the combustion apparatus
Doubtful fire defector depending on the doubtful fire defector portion is as a result, and in the doubtful fire defector result when first monitors
In constantly indicates doubtful flame in the case of, cancel trial in the combustion apparatus and light a fire.
In addition, in a configuration example of above-mentioned combustion control device according to the present invention, the combustion flame threshold value by
First combustion flame threshold value and less than the first combustion flame threshold value the second combustion flame threshold value constitute, the flame sense
In the case that the sensor of device is output into the first combustion flame threshold value or more, the combustion flame test section is tested with burning
Combustion flame in equipment, below, the combustion that is output into the second combustion flame threshold value in the sensor
The flame test section that makes a fire detects no combustion flame.
In addition, in a configuration example of above-mentioned combustion control device according to the present invention, the doubtful flame threshold by
It first doubtful flame threshold and constitutes less than the second doubtful flame threshold of the first doubtful flame threshold, is sensed in the flame
In the case that the sensor of device is output into the described first doubtful flame threshold or more, the doubtful fire defector portion detects to deposit
In the doubtful flame caused by interference light, the situation of the described second doubtful flame threshold or less is output into the sensor
Under, the doubtful fire defector portion is detected without doubtful flame.
In addition, in a configuration example of above-mentioned combustion control device according to the present invention, before trial igniting,
In the case where the doubtful fire defector result constantly indicates within the second monitoring time without doubtful flame, the burning control
Portion processed starts the igniting of the trial in the combustion apparatus.
In addition, method for controlling combustion according to the present invention be based on from the sensor of flame sensor output detect
The presence or absence of combustion flame in combustion apparatus controls the method for controlling combustion of the burning in the combustion apparatus, including：Burning
Flame detection procedure, combustion flame test section in the burning in the combustion apparatus from the flame sensor based on getting
Sensor output and preset combustion flame threshold value, detect in the combustion apparatus that whether there is or not combustion flames；Doubtful flame
Detecting step, doubtful fire defector portion is based on sensor output and preset doubting less than the combustion flame threshold value
Doubtful flame is detected the presence of like flame threshold；And burning control steps, Combustion System portion are based on examining in the combustion flame
The combustion flame testing result that obtains is surveyed in step to control the burning in the combustion apparatus, in the burning control steps
In, in the combustion apparatus trial igniting before monitor the doubtful flame detection procedure doubtful fire defector as a result,
And in the case where the doubtful fire defector result constantly indicates doubtful flame within the first monitoring time, cancel institute
State the trial igniting in combustion apparatus.
[The effect of invention]
According to the present invention, although the burning in the burner before attempting to light a fire starts to come from doubtful flame not yet
In the case that the doubtful fire defector result of test section continues within the first monitoring time, such interference light is steadily detected
Go out, even if having started the burning in burner, there is also the possibilities that can not correctly detect combustion flame, therefore cancel burning
Trial igniting in equipment.Therefore, combustion apparatus can safely be controlled relative to interference light.Further, since being controlled in burning
Device side processed detects the presence of doubtful flame caused by interference light, enters to avoid interference light so having no need to change burner structure
Flame sensor.As a result, since the replacement etc. for not needing existing burner is directed to the change of existing combustion apparatus, so can
With being significantly increased for Retraining Measures cost.
Description of the drawings
Fig. 1 is the block diagram for the composition for indicating combustion control device.
Fig. 2 is the definition graph for indicating combustion flame detection operation.
Fig. 3 is the definition graph for indicating doubtful fire defector action.
Fig. 4 be indicate attempt igniting could determination processing flow chart.
Specific implementation mode
Next, being described with reference to one embodiment of the present invention.
[combustion control device]
First, combustion control device 10 according to the embodiments of the present invention illustrates referring to Fig.1.Fig. 1 is to indicate
The block diagram of the composition of combustion control device.
The combustion control device 10 is the combustion that combustion apparatus 30 is carried out based on the sensor output S from flame sensor 20
Burn the device of control.
Combustion apparatus 30 is the general combustion apparatus for industrial furnace, boiler, changes in temperature equipment, kitchen appliance, heat exchanger etc.,
With the function of generating thermal energy by making fuel combustion in the burner.
Flame sensor 20 be detect combustion apparatus 30 burner in flame light quantity and carry out electric conversion and as sensing
The sensor that device output S is exported to combustion control device 10.
In combustion control device 10, it is provided with combustion flame test section 11, doubtful fire defector portion 12 and burning control
Portion 13 processed is used as main function part.These function parts can be by having used the control circuit of IC to constitute, can also be by making CPU
It is realized with program cooperation.
Combustion flame test section 11 has exports S and preset burning based on the sensor from flame sensor 20
Whether there is or not the functions of combustion flame in combustion apparatus 30 to detect for flame threshold.When in the detection in combustion flame have hysteresis
In the case of characteristic, using the first combustion flame threshold value H1 (igniting detection level) and less than the first combustion flame threshold value H1's
Second combustion flame threshold value H2 (misfire detection level) and as combustion flame threshold value.
Fig. 2 is the definition graph for indicating combustion flame detection operation.Become first in the sensor output S of flame sensor 20
In the case of combustion flame threshold value H1 (igniting detection level) or more, combustion flame test section 11 detects have in combustion apparatus 30
Combustion flame Bon is the second combustion flame threshold value H2 (flame-out inspections less than the first combustion flame threshold value H1 in sensor output S
Survey level) it is below in the case of, combustion flame test section 11 detects no combustion flame Boff.
Doubtful fire defector portion 12 has based on the sensor output S and preset doubtful from flame sensor 20
Flame threshold come detect the presence of interference light caused by doubtful flame function.Doubtful flame is because of interference such as exterior light, stray lights
The influence of light and make sensor output S level rise doubtful flame, and be not indicate combustion apparatus 30 in reality
Burning combustion flame.In the case that there is hysteresis characteristic in the detection of doubtful flame, the first doubtful fire is used
Flame threshold value H3 (having doubtful fire defector level) and the second doubtful flame threshold H4 (nothings less than the first doubtful flame threshold H3
Doubtful fire defector level) and as doubtful flame threshold.
Fig. 3 is the definition graph for showing doubtful fire defector action.Become doubtful in the sensor output S of flame sensor 20
In the case of flame threshold H3 (having doubtful fire defector level) or more, doubtful fire defector portion 12 is tested with interference light and causes
Doubtful flame Pon, sensor output S become the situations of doubtful flame threshold H4 (without doubtful fire defector level) below
Under, doubtful fire defector portion 12 is detected without doubtful flame Poff.At this point, by the way that doubtful flame threshold H3, H4 are set below
The value of second combustion flame threshold value H2, can more strictly detect the presence of doubtful flame.It is doubtful alternatively, it is also possible to suitably change
Like flame threshold H3, H4.In addition, although can realize stabilization due to having hysteresis characteristic in the detection of doubtful flame
Detection, but in the present invention it is not necessary to composition, without hysteresis characteristic, by doubtful flame threshold
Value H3, H4 is set as identical value.
Combustion System portion 13 has in the burning of combustion apparatus 30 based on the burning fire from combustion flame test section 11
Flame result B controls the function of the burning in combustion apparatus 30.It is in Combustion System herein and previous same, for example, firing
In the case that flame testing result of making a fire B indicates combustion flame Bon, by instruction for the control signal of the fuel supply of burner
C is exported to combustion apparatus 30, and in the case where fuel flame testing result B indicates no combustion flame Boff, instruction is stopped
The control signal C of the fuel supply of burner is exported to combustion apparatus 30.
In addition, Combustion System portion 13 has：Monitoring comes from doubtful fire defector before the trial igniting of combustion apparatus 30
The doubtful fire defector result P in portion 12, and held in preset first monitoring time T1 in doubtful fire defector result P
In the case that continuous earth's surface is shown with doubtful flame, cancel the function of the trial igniting in combustion apparatus 30；And attempting igniting
In the case that preceding doubtful fire defector result P is constantly indicated within the preset second monitoring time without doubtful flame, open
The function of trial igniting in beginning combustion apparatus 30.
In addition, the action in the case of indicating doubtful flame about doubtful fire defector result P, it can be by certain
Combustion apparatus 30 is constantly locked in time and fully stops the action of combustion apparatus 30.In addition, in doubtful fire defector knot
It in the case that fruit P indicates doubtful flame, can lock, standby certain time but can not also lock immediately.
[action of present embodiment]
Next, the action with reference to Fig. 4 combustion control devices 10 according to the embodiments of the present invention illustrates.Figure
4 be indicate attempt igniting could determination processing flow chart.
Before the trial igniting in starting combustion apparatus 30, executing the trial igniting of Fig. 4 could judge to locate in Combustion System portion 13
Reason.
First, Combustion System portion 13 obtains doubtful fire defector result P (steps 100) from doubtful fire defector portion 12.
Here, it is doubtful flame threshold H4 or less and doubtful fire defector result P expressions in the sensor of flame sensor 20 output S
(step 101 in the case of without doubtful flame Poff：It is no), Combustion System portion 13 starts the trial igniting (step in combustion apparatus 30
It is rapid 102), and terminating a series of trial igniting could determination processing.After this, Combustion System portion 13, which starts based on, carrys out spontaneous combustion
Make a fire flame test section 11 combustion flame testing result B combustion apparatus 30 Combustion System.
On the other hand, S is exported in doubtful flame threshold H3 or more and doubtful flame in the sensor of flame sensor 20
Testing result P indicates (step 101 in the case of doubtful flame Pon：It is), Combustion System portion 13 starts doubtful fire after this
Monitoring (the step 103) of flame testing result P.
Herein, doubtful flame threshold H3 or more is maintained in the sensor of flame sensor 20 output S, and indicated
Doubtful fire defector result P constantly indicates (step 104 in the case of doubtful flame Pon in first monitoring time：It is), it deposits
The possibility of combustion flame can not be correctly detected by steadily detecting interference light by flame sensor 20, therefore is burnt
Control unit 13 cancels the trial in combustion apparatus 30 and lights a fire (step 105), and terminates a series of trials and light a fire to judge to locate
Reason.At this point, as the specific example for attempting igniting is cancelled, the action that can also carry out combustion apparatus 30 stops locking.As a result,
High security can be obtained.
In addition, when doubtful fire defector result P does not indicate doubtful flame Pon constantly within the first monitoring time
(step 104：It is no), and doubtful fire defector result P constantly indicates the feelings without doubtful flame Poff within the second monitoring time
(step 106 under condition：It is), detect interference light not over flame sensor 20, and burning fire can be correctly detected
Flame, therefore Combustion System portion 13 enters step 102 and starts the igniting of the trial in combustion apparatus 30.
In addition, there is doubtful flame Pon not continue and without doubtful flame Poff not second within the first monitoring time
Monitor (step 106 in the case of continuing in the time：It is no), then Combustion System portion 13 back to step 103 and continues doubtful
The monitoring of fire defector result P.
In addition, for the first monitoring time and the second monitoring time, it can be according to the combustion apparatus as respective control object
30 preset, and can also set same time to both sides.
[effects of embodiments of the present invention]
In this way, in embodiments of the present invention, the sensor output S of flame sensor 20 become doubtful flame threshold H3 with
In the case of upper, doubtful fire defector portion 12 is tested with doubtful flame Pon caused by interference light, becomes in sensor output S
In the case of doubtful flame threshold H4 is below, doubtful fire defector portion 12 is detected without doubtful flame Poff, Combustion System portion 13
The doubtful fire defector result P from doubtful fire defector portion 12 is monitored before the trial igniting of combustion apparatus 30, doubtful
In the case that fire defector result P constantly indicates doubtful flame within the first monitoring time, cancel in combustion apparatus 30
Attempt igniting.
Although the burning in the burner before attempting to light a fire starts but comes from doubtful fire defector portion not yet as a result,
In the case that 12 doubtful fire defector result continues within the first monitoring time, such interference light is steadily detected,
Even if having started the burning in burner, there is also the possibilities that can not correctly detect combustion flame, therefore cancel burning and set
Trial igniting in standby 30.Therefore, combustion apparatus 30 can safely be controlled relative to interference light.Further, since burning
10 side of control device detects the presence of the doubtful flame caused by interference light, so having no need to change burner structure to avoid interference
Light enters flame sensor 20.As a result, since the replacement etc. for not needing existing burner is directed to existing combustion apparatus 30
Change, it is possible to which Retraining Measures cost is significantly increased.
[extension of embodiment]
More than, illustrate the present invention with reference to embodiment, but the present invention is not limited to the above embodiments.It can be the present invention's
The composition or details of the present invention are carried out the skilled addressee will appreciate that various changes in range.
[symbol description]
10 ... combustion control devices, 11 ... combustion flame test sections, 12 ... doubtful fire defector portions, 13 ... Combustion Systems
Portion, 20 ... flame sensors, 30 ... combustion apparatus, the output of S ... sensors, the first combustion flames of H1 ... threshold value, H2 ... second combustion
Burn flame threshold, the first doubtful flame thresholds of H3 ..., the second doubtful flame thresholds of H4 ..., B ... combustion flames testing result, P ...
Doubtful fire defector result, C ... control signal.
Claims (6)
1. a kind of combustion control device, based on the burning out of the output of the sensor of flame sensor detects combustion apparatus
The presence or absence of flame controls the burning in the combustion apparatus, and the combustion control device is characterised by comprising：
Combustion flame test section, based on the sensing got from the flame sensor in the burning in the combustion apparatus
Device export with preset combustion flame threshold value, detect in the combustion apparatus that whether there is or not combustion flames；
Doubtful fire defector portion is less than the doubtful of the combustion flame threshold value based on sensor output with preset
Flame threshold detects the presence of doubtful flame；And
Combustion System portion controls the burning based on the combustion flame testing result obtained by the combustion flame test section
Burning in equipment,
The Combustion System portion monitors the doubtful of the doubtful fire defector portion before the trial igniting in the combustion apparatus
Fire defector within the first monitoring time in the doubtful fire defector result as a result, and constantly indicate doubtful flame
In the case of, cancel the trial igniting in the combustion apparatus.
2. combustion control device according to claim 1, which is characterized in that
The combustion flame threshold value is by the first combustion flame threshold value and less than the second combustion flame of the first combustion flame threshold value
Threshold value is constituted,
In the case where the sensor of the flame sensor is output into the first combustion flame threshold value or more, the burning
Fire defector portion detects there is combustion flame in combustion apparatus, and the second combustion flame threshold value is output into the sensor
In the case of below, the combustion flame test section detects no combustion flame.
3. combustion control device according to claim 1 or 2, which is characterized in that
The doubtful flame threshold is by the first doubtful flame threshold and less than the second doubtful flame of the first doubtful flame threshold
Threshold value is constituted,
It is described doubtful in the case where the sensor of the flame sensor is output into the described first doubtful flame threshold or more
Fire defector portion detects there is the doubtful flame caused by interference light, and the described second doubtful fire is output into the sensor
In the case of flame threshold value is below, the doubtful fire defector portion is detected without doubtful flame.
4. combustion control device according to claim 1 or 2, which is characterized in that
Before trial igniting, constantly indicated without doubtful within the second monitoring time in the doubtful fire defector result
In the case of flame, the Combustion System portion starts the igniting of the trial in the combustion apparatus.
5. combustion control device according to claim 3, which is characterized in that
Before trial igniting, constantly indicated without doubtful within the second monitoring time in the doubtful fire defector result
In the case of flame, the Combustion System portion starts the igniting of the trial in the combustion apparatus.
6. a kind of method for controlling combustion, based on the burning out of the output of the sensor of flame sensor detects combustion apparatus
The presence or absence of flame controls the burning in the combustion apparatus, and the method for controlling combustion is characterised by comprising：
Combustion flame detecting step, combustion flame test section based in the burning in the combustion apparatus from the flame sense
The output of sensor that device is got and preset combustion flame threshold value, detect in the combustion apparatus that whether there is or not combustion flames；
Doubtful flame detection procedure, doubtful fire defector portion are based on sensor output and are less than the burning with preset
The doubtful flame threshold of flame threshold detects the presence of doubtful flame；And
Burning control steps, Combustion System portion is based on the combustion flame testing result obtained in the combustion flame detecting step
Control the burning in the combustion apparatus,
In the burning control steps, the doubtful fire defector step is monitored before the trial igniting in the combustion apparatus
Rapid doubtful fire defector within the first monitoring time in the doubtful fire defector result as a result, and constantly indicate doubtful
In the case of like flame, cancel the trial igniting in the combustion apparatus.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017052491A JP6824794B2 (en) | 2017-03-17 | 2017-03-17 | Combustion control device and method |
| JP2017-052491 | 2017-03-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108626743A true CN108626743A (en) | 2018-10-09 |
| CN108626743B CN108626743B (en) | 2020-10-23 |
Family
ID=63519155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810218779.2A Active CN108626743B (en) | 2017-03-17 | 2018-03-16 | Combustion control device and method |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US20180266682A1 (en) |
| JP (1) | JP6824794B2 (en) |
| CN (1) | CN108626743B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114060848A (en) * | 2020-08-04 | 2022-02-18 | 阿自倍尔株式会社 | Diagnosis support device and diagnosis method |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111928293A (en) * | 2020-07-29 | 2020-11-13 | 湖南柯林瀚特环保科技有限公司 | Flame detection method and system |
| CN115711407A (en) * | 2022-11-08 | 2023-02-24 | 烟台龙源电力技术股份有限公司 | Control method of plasma ignition system |
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| EP2947432A4 (en) * | 2013-01-21 | 2016-07-20 | Panasonic Ip Man Co Ltd | Infrared detection element, infrared detector, and infrared type gas sensor |
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2017
- 2017-03-17 JP JP2017052491A patent/JP6824794B2/en active Active
-
2018
- 2018-03-15 US US15/922,284 patent/US20180266682A1/en not_active Abandoned
- 2018-03-16 CN CN201810218779.2A patent/CN108626743B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114060848A (en) * | 2020-08-04 | 2022-02-18 | 阿自倍尔株式会社 | Diagnosis support device and diagnosis method |
| CN114060848B (en) * | 2020-08-04 | 2024-03-15 | 阿自倍尔株式会社 | Diagnostic support apparatus and diagnostic method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108626743B (en) | 2020-10-23 |
| JP6824794B2 (en) | 2021-02-03 |
| US20180266682A1 (en) | 2018-09-20 |
| JP2018155442A (en) | 2018-10-04 |
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