CN104990198B - A kind of air conditioner and its fire detection and control method and system - Google Patents
A kind of air conditioner and its fire detection and control method and system Download PDFInfo
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- CN104990198B CN104990198B CN201510256777.9A CN201510256777A CN104990198B CN 104990198 B CN104990198 B CN 104990198B CN 201510256777 A CN201510256777 A CN 201510256777A CN 104990198 B CN104990198 B CN 104990198B
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- fire
- air conditioner
- detection signal
- infrared
- detection
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- 238000001514 detection method Methods 0.000 title claims abstract description 141
- 238000000034 method Methods 0.000 title claims abstract description 19
- 239000000779 smoke Substances 0.000 claims abstract description 55
- 239000000463 material Substances 0.000 claims abstract description 15
- 239000003595 mist Substances 0.000 claims description 8
- 235000019504 cigarettes Nutrition 0.000 claims description 2
- 238000007689 inspection Methods 0.000 claims description 2
- 238000004378 air conditioning Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000010892 electric spark Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/12—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/52—Indication arrangements, e.g. displays
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fire Alarms (AREA)
Abstract
The invention belongs to air-conditioning fire detection control technology field, there is provided a kind of air conditioner and its fire detection and control method and system.The present invention is by carrying out infrared detection to air conditioner inside and exporting corresponding infrared detection signal, Smoke Detection is carried out to air conditioner inside simultaneously and corresponding Smoke Detection signal is exported, and judge whether occur fire inside air conditioner according to the infrared detection signal and the Smoke Detection signal, when judging to occur fire inside air conditioner, fire extinguishing material is discharged to air conditioner inside and fire alarm prompting is sent, so as to eliminate fire in time when fire occurs for air conditioner and send fire alarm prompting, the problem of fire alarm is pointed out and eliminates fire can not be sent when fire occurs for air conditioner by solving prior art.
Description
Technical field
The invention belongs to air-conditioning fire detection control technology field, more particularly to a kind of air conditioner and its fire detection control
Method and system.
Background technology
At present, for air conditioner, it is internal comprising a variety of inflammable articles, if the automatically controlled electricity with forceful electric power in air conditioner
Road occurs electric spark because of aging or loose contact, then easily causes fire inside air conditioner.Although in the prior art for
Prevention air conditioner occurs fire and has made substantial amounts of work, but if once occurring fire, then can not send fire alarm prompting in time
And eliminate fire to reduce loss on to greatest extent.
The content of the invention
It is an object of the invention to provide a kind of fire detection and control method of air conditioner, it is intended to which solving prior art can not
The problem of fire alarm is pointed out and eliminates fire is sent when fire occurs for air conditioner.
The present invention is achieved in that a kind of fire detection and control method of air conditioner, and it comprises the following steps:
Infrared detection is carried out to air conditioner inside and corresponding infrared detection signal is exported, and air conditioner inside is entered simultaneously
Row Smoke Detection simultaneously exports corresponding Smoke Detection signal;
Judge whether occur fire inside air conditioner according to the infrared detection signal and the Smoke Detection signal;
When judging to occur fire inside air conditioner, fire extinguishing material is discharged to air conditioner inside and fire alarm prompting is sent.
Present invention also offers a kind of fire detection control system of air conditioner, it is separated with the electric-control system in air conditioner
Power supply;The fire detection control system include infrared detecting device, mist detecting device, master control set, extinguishing device and
Fire alarm suggestion device;
The infrared detecting device carries out infrared detection to air conditioner inside and exports corresponding infrared detection signal, described
Mist detecting device carries out Smoke Detection to air conditioner inside simultaneously and exports corresponding Smoke Detection signal;The master control set
Judge whether occur fire inside air conditioner according to the infrared detection signal and the Smoke Detection signal;When master control dress
When putting generation fire inside judgement air conditioner, the extinguishing device is carried to air conditioner inside release fire extinguishing material, and the fire alarm
Showing device sends fire alarm prompting.
Include the air conditioner of above-mentioned fire detection control system present invention also offers a kind of.
The present invention is by carrying out infrared detection to air conditioner inside and exporting corresponding infrared detection signal, while to air-conditioning
Smoke Detection is carried out inside device and corresponding Smoke Detection signal is exported, and is examined according to the infrared detection signal and the smog
Survey signal and judge whether occur fire inside air conditioner, when judging to occur fire inside air conditioner, air conditioner inside is discharged
Fire extinguishing material simultaneously sends fire alarm prompting, so as to eliminate fire in time when fire occurs for air conditioner and send fire alarm prompting,
The problem of fire alarm is pointed out and eliminates fire can not be sent when fire occurs for air conditioner by solving prior art.
Brief description of the drawings
Fig. 1 is the implementation process figure of the fire detection and control method of air conditioner provided in an embodiment of the present invention;
Fig. 2 is the refinement implementation process figure of the fire detection and control method of air conditioner provided in an embodiment of the present invention;
Fig. 3 is the structure chart of the fire detection control system of air conditioner provided in an embodiment of the present invention.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Fig. 1 shows the implementation process of the fire detection and control method of air conditioner provided in an embodiment of the present invention, in order to just
In explanation, the part related to the embodiment of the present invention is illustrate only, details are as follows:
In step sl, infrared detection is carried out to air conditioner inside and exports corresponding infrared detection signal, and it is simultaneously right
Smoke Detection is carried out inside air conditioner and corresponding Smoke Detection signal is exported.
In step s 2, judge whether occur fire inside air conditioner according to infrared detection signal and Smoke Detection signal.
Specifically, as shown in Fig. 2 step S2 comprises the following steps:
S21. infrared detection signal is converted into corresponding infrared detection digital value, and judges that the infrared detection digital value is
It is no to be more than infrared detection threshold value, it is that then execution step S22, no, then judges that fire does not occur inside air conditioner;
S22. Smoke Detection signal is converted into corresponding Smoke Detection digital value, and judges that the Smoke Detection digital value is
It is no to be more than Smoke Detection reference value, it is then to judge that fire occurs inside air conditioner, it is no, then judge that fire does not occur inside air conditioner
Calamity.
Wherein, because the infrared detection signal detected by step S1 is analog electrical signal (such as current signal or voltage letter
Number), so needing that infrared detection signal first is converted into corresponding infrared detection digital value (i.e. digital telecommunication in step S21
Number), then it is compared again with infrared detection threshold value set in advance;Similarly, due to the Smoke Detection detected by step S1
Signal is analog electrical signal (such as current signal or voltage signal), and the step S22 needs first to be converted to Smoke Detection signal
Corresponding Smoke Detection digital value (i.e. digital electric signal), is then compared with Smoke Detection reference value set in advance again.
In step s3, when judging to occur fire inside air conditioner, fire extinguishing material is discharged to air conditioner inside and is sent
Fire alarm is pointed out.
Specifically, fire extinguishing material can be conventional liquid-state extinguishing agent (such as water), solid-state extinguishing chemical (such as dry powder) or gas
State extinguishing chemical (such as carbon dioxide).
The step of fire alarm is pointed out is sent in step S3 can be specifically:Send sound fire alarm prompting and/or signal lamp fire alarm
Prompting.It follows that it both can be specifically individually to send sound fire alarm prompting or believe that the step of fire alarm is pointed out is sent in step S3
Sound fire alarm prompting and signal lamp fire alarm prompting are pointed out or are simultaneously emitted by signal lamp fire alarm.
Wherein, sound fire alarm prompting can be sounded the alarm with continuously sending out alarm song or discontinuous.Signal lights
Alert prompting can persistently be lighted fire-warning light or control fire-warning light flashing according to certain frequency.
In addition, when judging not occur fire inside air conditioner, then not to air conditioner inside release fire extinguishing material, and not sending out
Go out fire alarm prompting.
In summary, the embodiment of the present invention is by carrying out infrared detection to air conditioner inside and exporting corresponding infrared detection
Signal, while Smoke Detection is carried out to air conditioner inside and corresponding Smoke Detection signal is exported, and according to infrared detection signal
Judge whether occur fire inside air conditioner with Smoke Detection signal, when judging to occur fire inside air conditioner, to air conditioner
Release fire extinguishing material in inside simultaneously sends fire alarm prompting, so as to eliminate fire in time when fire occurs for air conditioner and send fire
Alert prompting, to reduce the loss caused by fire.
Fig. 3 shows the structure of the fire detection control system of air conditioner provided in an embodiment of the present invention, for the ease of saying
It is bright, the part related to the embodiment of the present invention is illustrate only, details are as follows:
Fire detection control system is separately powered with the electric-control system in air conditioner, to ensure that fire detection control system exists
Being capable of normal work during air conditioner generation fire.Fire detection control system includes infrared detecting device 100, mist detecting device
200th, master control set 300, extinguishing device 400 and fire alarm suggestion device 500.
Infrared detecting device 100 carries out infrared detection to air conditioner inside and exports corresponding infrared detection signal, smog
Detection means 200 carries out Smoke Detection to air conditioner inside simultaneously and exports corresponding Smoke Detection signal;Master control set 300
Judge whether occur fire inside air conditioner according to above-mentioned infrared detection signal and Smoke Detection signal;When master control set 300 judges
When occurring fire inside air conditioner, extinguishing device 400 is sent out air conditioner inside release fire extinguishing material, and fire alarm suggestion device 500
Go out fire alarm prompting.
Specifically, master control set 300 judged according to above-mentioned infrared detection signal and Smoke Detection signal be inside air conditioner
It is no occur fire process be specially:
Infrared detection signal is converted to corresponding infrared detection digital value by master control set 300, and judges the infrared detection
Whether digital value is more than infrared detection threshold value, if it is not, then judging that fire does not occur inside air conditioner, if so, then master control set 300
Smoke Detection signal is converted into corresponding Smoke Detection digital value, and judges whether the Smoke Detection digital value is more than smog inspection
Reference value is surveyed, if so, then judging that fire occurs inside air conditioner, if it is not, then judging that fire does not occur inside air conditioner.
Wherein, because the infrared detection signal detected by infrared detecting device 100 is analog electrical signal (such as current signal
Or voltage signal), so master control set 300 needs that infrared detection signal progress analog-to-digital conversion first is obtained into corresponding infrared detection
Digital value (i.e. digital electric signal), is then compared with infrared detection threshold value set in advance again;Similarly, due to Smoke Detection
Smoke Detection signal detected by device 200 is analog electrical signal (such as current signal or voltage signal), the master control set
300 need that Smoke Detection signal progress analog-to-digital conversion first is obtained into corresponding Smoke Detection digital value (i.e. digital electric signal), so
It is compared again with Smoke Detection reference value set in advance afterwards.
The fire extinguishing material discharged for above-mentioned extinguishing device 400 to air conditioner inside, it can be that conventional liquid is gone out
Fiery agent (such as water), solid-state extinguishing chemical (such as dry powder) or gaseous fire extinguishing agent (such as carbon dioxide).
For fire alarm suggestion device 500, its process for sending fire alarm prompting can be specifically:Fire alarm suggestion device 500 is sent out
Go out sound fire alarm prompting and/or signal lamp fire alarm prompting.It follows that it is specific that fire alarm prompting is sent in fire alarm suggestion device 500
Both can be individually to send sound fire alarm prompting or signal lamp fire alarm prompting or be simultaneously emitted by sound fire alarm prompting and believe
Signal lamp fire alarm is pointed out.
Wherein, sound fire alarm prompting can be sounded the alarm with continuously sending out alarm song or discontinuous.Signal lights
Alert prompting can persistently be lighted fire-warning light or control fire-warning light flashing according to certain frequency.
In addition, when not occurring fire inside the judgement air conditioner of master control set 300, then extinguishing device 400 is not to air conditioner
Inside release fire extinguishing material, and fire alarm suggestion device 500 does not send fire alarm prompting.
In actual applications, infrared detecting device 100 is specifically infrared sensor, and mist detecting device 200 is specifically cigarette
Mist sensor, master control set 300 be specifically with single-chip microcomputer, arm processor or other possess mathematical logic disposal ability can
Programming device is the control circuit of core, and extinguishing device 400 is specifically the fire extinguisher for storing above-mentioned fire extinguishing material, fire alarm prompting
Device 500 is specifically to include the warning device of alarm bell warning device and/or signal lamp warning device.
In summary, the embodiment of the present invention carries out infrared detection to air conditioner inside and defeated by infrared detecting device 100
Go out corresponding infrared detection signal, mist detecting device 200 carries out Smoke Detection to air conditioner inside and exports corresponding simultaneously
Smoke Detection signal, and by master control set 300 according to infrared detection signal and Smoke Detection signal judge inside air conditioner whether
Generation fire, when judging to occur fire inside air conditioner, extinguishing device 400 discharges fire extinguishing material, and fire to air conditioner inside
Alert suggestion device 500 sends fire alarm prompting, is carried so as to eliminate fire in time when fire occurs for air conditioner and send fire alarm
Show, to reduce the loss caused by fire.
Application advantage based on above-mentioned fire detection control system in air conditioner, the embodiment of the present invention additionally provides one kind
Include the air conditioner of above-mentioned fire detection control system.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
Any modifications, equivalent substitutions and improvements made within refreshing and principle etc., should be included in the scope of the protection.
Claims (5)
1. a kind of fire detection and control method of air conditioner, it is characterised in that the fire detection and control method includes following step
Suddenly:
Infrared detection is carried out to air conditioner inside and corresponding infrared detection signal is exported, and cigarette is carried out to air conditioner inside simultaneously
Mist detects and exports corresponding Smoke Detection signal;
Judge whether occur fire inside air conditioner according to the infrared detection signal and the Smoke Detection signal;
When judging to occur fire inside air conditioner, fire extinguishing material is discharged to air conditioner inside and fire alarm prompting is sent;
The step for judging fire whether occurs inside air conditioner according to the infrared detection signal and the Smoke Detection signal
Suddenly comprise the following steps:
A. the infrared detection signal is converted into corresponding infrared detection digital value, and judges that the infrared detection digital value is
It is no to be more than infrared detection threshold value, it is that then execution step b, no, then judges that fire does not occur inside air conditioner;
B. the Smoke Detection signal is converted into corresponding Smoke Detection digital value, and judges that the Smoke Detection digital value is
It is no to be more than Smoke Detection reference value, it is then to judge that fire occurs inside air conditioner, it is no, then judge that fire does not occur inside air conditioner
Calamity.
2. fire detection and control method as claimed in claim 1, it is characterised in that described to send the step of fire alarm is pointed out specific
For:Send sound fire alarm prompting and/or signal lamp fire alarm prompting.
3. a kind of fire detection control system of air conditioner, separately powers with the electric-control system in air conditioner, it is characterised in that institute
Stating fire detection control system includes infrared detecting device, mist detecting device, master control set, extinguishing device and fire alarm prompting
Device;
The infrared detecting device carries out infrared detection to air conditioner inside and exports corresponding infrared detection signal, the smog
Detection means carries out Smoke Detection to air conditioner inside simultaneously and exports corresponding Smoke Detection signal;The master control set according to
The infrared detection signal and the Smoke Detection signal judge whether occur fire inside air conditioner;When the master control set is sentenced
When determining to occur fire inside air conditioner, the extinguishing device is to air conditioner inside release fire extinguishing material, and dress is pointed out in the fire alarm
Put and send fire alarm prompting;
The master control set judges whether occur inside air conditioner according to the infrared detection signal and the Smoke Detection signal
The process of fire is specially:
The infrared detection signal is converted to corresponding infrared detection digital value by the master control set, and judges the infrared inspection
Survey whether digital value is more than infrared detection threshold value, if it is not, then judging that fire does not occur inside air conditioner, if so, the then master control
The Smoke Detection signal is converted to corresponding Smoke Detection digital value by device, and whether judges the Smoke Detection digital value
More than Smoke Detection reference value, if so, then judging that fire occurs inside air conditioner, if it is not, then judging do not occur inside air conditioner
Fire.
4. fire detection control system as claimed in claim 3, it is characterised in that the fire alarm suggestion device sends fire alarm and carried
The process shown is specially:
The fire alarm suggestion device sends sound fire alarm prompting and/or signal lamp fire alarm prompting.
5. a kind of air conditioner, it is characterised in that the air conditioner includes the fire detection as described in any one of claim 3 to 4
Control system.
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CN201510256777.9A CN104990198B (en) | 2015-05-18 | 2015-05-18 | A kind of air conditioner and its fire detection and control method and system |
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CN201510256777.9A CN104990198B (en) | 2015-05-18 | 2015-05-18 | A kind of air conditioner and its fire detection and control method and system |
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CN104990198A CN104990198A (en) | 2015-10-21 |
CN104990198B true CN104990198B (en) | 2017-10-31 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109282419A (en) * | 2018-09-12 | 2019-01-29 | 珠海格力电器股份有限公司 | Air-conditioning system, its prevent fires method for early warning, computer equipment and storage medium |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105405246A (en) * | 2015-12-16 | 2016-03-16 | 广东志高空调有限公司 | Air conditioner with intelligent fireproof alarm function |
DE102016212940A1 (en) * | 2016-07-15 | 2018-01-18 | Siemens Aktiengesellschaft | Method for controlling an interior ventilation and detection control device |
CN109916062B (en) * | 2018-07-25 | 2021-07-30 | 江西省琪琪医疗器械有限公司 | Cabinet air conditioner based on image measurement |
CN113685966B (en) * | 2021-07-28 | 2022-12-23 | 重庆海尔空调器有限公司 | Air conditioner control method and device and air conditioner |
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CN102413617A (en) * | 2011-12-08 | 2012-04-11 | 天津工业大学 | LED (light emitting diode) intelligent drive system with fireproof and theft-proof alarm function |
CN103325204A (en) * | 2013-06-07 | 2013-09-25 | 浙江工业大学 | Environment parameter perceiving fire hazard judgment method |
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JPS55163421A (en) * | 1979-06-07 | 1980-12-19 | Kureha Chem Ind Co Ltd | Fire detector employing pyroelectric infrared ray detector |
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CN1277704A (en) * | 1998-09-09 | 2000-12-20 | 西门子建筑技术公司 | Fire alarm and fire alarm system |
CN101057265A (en) * | 2004-11-23 | 2007-10-17 | 霍尼韦尔国际公司 | Fire detection system and method using multiple sensors |
CN102413617A (en) * | 2011-12-08 | 2012-04-11 | 天津工业大学 | LED (light emitting diode) intelligent drive system with fireproof and theft-proof alarm function |
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