CN206095430U - Utilize ultraviolet spark detecting system - Google Patents
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- CN206095430U CN206095430U CN201620681406.5U CN201620681406U CN206095430U CN 206095430 U CN206095430 U CN 206095430U CN 201620681406 U CN201620681406 U CN 201620681406U CN 206095430 U CN206095430 U CN 206095430U
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Abstract
The utility model provides an utilize ultraviolet spark detecting system, the system includes: the setting detects the detection field's of flame purple external sensor at need, be used for receiving and wait to detect the radiation curve and generate radiation incrementation processing chip, a controller for judging spark risk and send starting signal, an output unit that is used for the receipt of data and forwards, according to the alarm mechanism and the fire control actuating mechanism of warning and/or fire control action are carried out to the enabling signal. The utility model provides a technical scheme, examining time measuring to the spark, can guarantee have very fast reaction rate when the precision is surveyed to the spark, the interference killing feature is strong, it is more diversified that tactics are handled to the risk, not only is applicable to multi -field industrial production, still the operational environment of adaptable complicacy has effectively expanded application range.
Description
Technical field
The utility model is related to electric detective technology field, more particularly to a kind of Spark plug optical fiber sensor system of utilization ultraviolet.
Background technology
With the development of petro chemical industry, inflammable, explosive and toxic gas species and range of application all increased,
These gases are once leaked during production, transport, use, it will cause poisoning, fire even explosion accident, seriously
The safety of life and property of the harm people.Therefore, production, storage and transport for industries such as oil, chemical industry and high dust is pacified
Entirely, the serious accident such as how effectively to prevent from firing to occur, have become the most important thing during petrochemical industry safety in production.
Spark is detected in prior art by using spark detector to develop, the burning that prevention and control are caused by spark
And blast, and take emergency measures in time, so as to ensure the safety in production of enterprise and the life security of staff.
Spark detector determines whether Mars by monitoring the energy variation in certain area to be occurred, at present both at home and abroad
Spark detection technology it is ripe not enough, the sensitivity of energy monitoring, response speed, quantify record and use cost does not also reach
To a more satisfactory level.Prior art is generally using infrared electronic technology measurement infrared energy change, its cardinal principle
Determine the presence or absence of spark by detecting the infrared radiant of spark generation, and then take appropriate measures to ensure industry
The safety of production.But the generation of spark is detected using infrared spectrum technology, the reaction time is slower, typically to during the reaction of spark
Between be more than 3 milliseconds, reaction speed is slower, easily occur danger warning delay, cause immeasurable loss.In addition, infrared biography
Sense technology is also easy to be disturbed by factors such as other light, thermal source and dust, so as to affect final accuracy of detection.
Therefore, prior art is when for Spark plug optical fiber sensor, it is impossible to have while spark detection precision is ensured very fast anti-
Answer speed.
Utility model content
The utility model provides a kind of Spark plug optical fiber sensor method of utilization ultraviolet, when for Spark plug optical fiber sensor, Ke Yi
Ensure that there is faster reaction speed while spark detection precision, strong antijamming capability, Risk Coping Mechanismss are more diversified, no
Multi-field industrial production is only applicable to, the working environment of complexity is also accommodated, use range has effectively been expanded；
The method includes：
Receive the radiation curve to be detected measured by Ultraviolet sensor in predeterminable area；
After the radiation curve to be detected is compared with current amendment radiation baseline, the radiation at Detection wavelength is generated
Increment；
Judge whether the radiation increment at the Detection wavelength is all higher than the predetermined threshold value at the Detection wavelength；
If so, then to alarm mechanism and fire-fighting executing agency transmission enabling signal.
Preferably, before the radiation curve to be detected measured by Ultraviolet sensor in predeterminable area is received, also include：
Obtain the previous previous solar irradiation curve measured corresponding to the moment and when current corresponding to the pre-test moment
Solar irradiation curve；
Drawn based on the default updating formula of the previous solar irradiation curve and the current solar irradiation curve negotiating and worked as
Front amendment radiation baseline；
Wherein, it is described when the pre-test moment being the newest measurement before the radiation curve collection moment to be detected
Carve.
Preferably, the Detection wavelength is located in the ultraviolet full wave wave-length coverage of the radiation curve to be detected, institute
The quantity for stating Detection wavelength is at least one.
Accordingly, the utility model additionally provides a kind of Spark plug optical fiber sensor system of utilization ultraviolet, and the system includes：
Ultraviolet sensor, being arranged on need to detect the detection scene of flame；
Process chip, for receiving the radiation curve to be detected measured by Ultraviolet sensor in predeterminable area, and will be described
Radiation curve to be detected compares to generate the radiation increment at Detection wavelength with current amendment radiation baseline；
Controller, for judging it is default at the Detection wavelength whether the radiation increment at the Detection wavelength is all higher than
Threshold value, and send enabling signal to alarm mechanism and fire-fighting executing agency when judged result is to be；
Output unit, for the reception and forwarding of data, the input of the output unit is connected with the controller, defeated
Go out end to be connected respectively with alarm mechanism and fire-fighting executing agency；
Alarm mechanism and fire-fighting executing agency, receive output unit from the enabling signal of controller forwarding reception, and according to
The enabling signal is performed reports to the police and/or fire-fighting action；
Wherein, the Detection wavelength is located in the ultraviolet full wave wave-length coverage of the radiation curve to be detected, described
The quantity of Detection wavelength is at least one.
Preferably, the system also includes：
Some sunlight sensors, with the process chip communication connection, for measuring and obtain it is previous measurement the moment institute it is right
The previous solar irradiation curve answered and when the current solar irradiation curve corresponding to the pre-test moment, and based on described previous
The default updating formula of solar irradiation curve and the current solar irradiation curve negotiating draws current amendment radiation baseline, and by institute
State current amendment radiation baseline to send to process chip.
Preferably, the quantity of the sunlight sensor is 5.
Preferably, the controller includes：
Forwarding module, for the radiation increment at the Detection wavelength for receiving output unit output and is forwarded to process mould
Block；
Judge module, for judging it is pre- at the Detection wavelength whether the radiation increment at the Detection wavelength is all higher than
If threshold value；
Processing module, for sending to alarm mechanism and fire-fighting executing agency when the judge module judged result is to be
Enabling signal.
Preferably, the output unit includes receiver module and output module, the output unit by receiver module with
Controller is communicated to connect, and the enabling signal for receiving is exported to the alarm mechanism and fire-fighting execution machine by output module
Structure, the output module is connected by signaling interface with the alarm mechanism and fire-fighting executing agency.
Preferably, the signaling interface is in RS232 interfaces, RS485 interfaces, 4-20mA interfaces and relay interfaces
Plant or several.
Preferably, the wavelength of the Detection wavelength is 0.2 μm.
As can be seen here, by applying the technical solution of the utility model, when for Spark plug optical fiber sensor, spark can ensured
There is faster reaction speed, strong antijamming capability, Risk Coping Mechanismss are more diversified, are applicable not only to while detection accuracy
Multi-field industrial production, also accommodates the working environment of complexity, has effectively expanded use range.
Description of the drawings
Fig. 1 is a kind of schematic flow sheet of the Spark plug optical fiber sensor method of utilization ultraviolet that the application is proposed；
Fig. 2 is a kind of structural representation of the Spark plug optical fiber sensor system of utilization ultraviolet that the application is proposed；
Fig. 3 is a kind of structural representation of the Spark plug optical fiber sensor system of utilization ultraviolet that the application is proposed.
Specific embodiment
In view of the problems of the prior art, the utility model provides a kind of Spark plug optical fiber sensor method of utilization ultraviolet,
When for Spark plug optical fiber sensor, can have faster reaction speed, strong antijamming capability, wind while spark detection precision is ensured
Danger processes tactful more diversified, is applicable not only to multi-field industrial production, also accommodates the working environment of complexity, effectively opens up
Use range is opened up.
In order to technological thought of the present utility model is expanded on further, in conjunction with specific application scenarios, to the utility model
Technical scheme illustrate.
As shown in figure 1, a kind of Spark plug optical fiber sensor method of the utilization ultraviolet proposed for the application, the method includes：
S101 receives the radiation curve to be detected measured by Ultraviolet sensor in predeterminable area；
In the embodiment of the application, receive predeterminable area in by Ultraviolet sensor measure radiation curve to be detected it
Before, also include：
Obtain the previous previous solar irradiation curve measured corresponding to the moment and when current corresponding to the pre-test moment
Solar irradiation curve；
Wherein, external environment Jing often changes when actually used, especially with sunlight change significantly, so solar irradiation is bent
Line needs to be updated with some cycles, is positioned at the radiation curve to be detected when the pre-test moment to guarantee that error is minimum
The newest measurement moment before the collection moment；
Drawn based on the default updating formula of the previous solar irradiation curve and the current solar irradiation curve negotiating and worked as
Front amendment radiation baseline；
Wherein, it is described when the pre-test moment being the newest measurement before the radiation curve collection moment to be detected
Carve.
It should be noted that spark tester includes Ultraviolet sensor and infrared sensor, Ultraviolet sensor determines spark
The UV irradiation energy of early period of origination, to determine whether that spark occurs, infrared sensor is received and records spark to be occurred and sends out
The infrared energy fluctuation of exhibition process.The reaction time of infrared sensor is slower, is typically more than 3 milliseconds to the reaction time of spark,
Then it is easy to danger warning delay occur, causes immeasurable loss.Ultraviolet transducing technology is compared with infrared detection means,
Time response aspect is more rapid, and the reaction time even can reach nanosecond rank, and the initial stage that can occur in spark detects
Spark signal is reported to the police and is processed, but the precision of detection is often relatively low, is produced wrong report and is happened occasionally, and have impact on industrial production
Efficiency.Therefore the application carries out the detection of spark by the way of infrared sensor is in combination with Ultraviolet sensor.
Specifically, the default updating formula of the application is specially：
A) previous solar irradiation curve is synthesized with current solar irradiation curve negotiating equation below：
Order
Then, the time in time-domain, needed for phase place change：
In spatial domain, the distance that phase place change is passed through：
B) two frequencies are close to, and the intensity of the synthesis light wave of the light formation of amplitude, vibration and direction of propagation all same is with position
Put the phenomenon changed with the time：
Then, light intensity I is：
I=A2=4a2cos2(kmz-ωmT)=2a2[1+cos2(kmz-ωmt)])；
The frequency of light intensity change：
2ωm=ω1-ω2；
C) when Δ ω hours,Therefore,
Therefore group index：
Then, normal dispersion：vg＜ v；
Anomalous dispersion：vg＞ v；
Vacuum and colourless dispersion media：vg=v.
Above updating formula be the utility model more preferred embodiment, reaching above-mentioned purpose can also use it
His aligning step and formula, the above does not limit the protection domain of the application.
After S102 compares the radiation curve to be detected with current amendment radiation baseline, generate at Detection wavelength
Radiation increment；
Wherein, the Detection wavelength is located in the ultraviolet full wave wave-length coverage of the radiation curve to be detected, described
The quantity of Detection wavelength is at least one.
S103 judges whether the radiation increment at the Detection wavelength is all higher than the predetermined threshold value at the Detection wavelength；
Specifically, when in use, the risk threshold value of combustible can pass through ignition energy data to the embodiment of the application
Storehouse is selected, if lacking the corresponding ignition energy data of the combustible in database, can also pass through correlation meter
Measure corresponding lighting and be manually entered after energy datum risk threshold value.
S104 is if so, then to alarm mechanism and fire-fighting executing agency transmission enabling signal.
Accordingly, as shown in Figure 1 to Figure 2, the utility model additionally provides a kind of Spark plug optical fiber sensor system of utilization ultraviolet,
The system includes：
Ultraviolet sensor 201, being arranged on need to detect the detection scene of flame；
Process chip 202, for receiving the radiation curve to be detected measured by Ultraviolet sensor 201 in predeterminable area, and
The radiation curve to be detected is compared to generate the radiation increment at Detection wavelength with current amendment radiation baseline；
Controller 203, for judging whether the radiation increment at the Detection wavelength is all higher than at the Detection wavelength
Predetermined threshold value, and send enabling signal to alarm mechanism and fire-fighting executing agency 205 when judged result is to be；
Specifically, when in use, the risk threshold value of combustible can pass through ignition energy data to the embodiment of the application
Storehouse is selected, if lacking the corresponding ignition energy data of the combustible in database, can also pass through correlation meter
Measure corresponding lighting and be manually entered after energy datum risk threshold value.
Output unit 204, for the reception and forwarding of data, the input of the output unit 204 and the controller
Connection, output end is connected respectively with alarm mechanism and fire-fighting executing agency；
Alarm mechanism and fire-fighting executing agency 205, receive output unit and the enabling signal for receiving are forwarded from controller 203,
And warning and/or fire-fighting action are performed according to the enabling signal；
Wherein, the Detection wavelength is located in the ultraviolet full wave wave-length coverage of the radiation curve to be detected, described
The quantity of Detection wavelength is at least one.
It should be noted that Ultraviolet sensor determines the UV irradiation energy of spark early period of origination, to determine whether fire
Flower occurs, and infrared sensor receives and record the infrared energy fluctuation of spark generation and evolution.The reaction of infrared sensor
Time is slower, is typically more than 3 milliseconds to the reaction time of spark, then be easy to danger warning delay occur, causes inestimable
Loss.Ultraviolet transducing technology is compared with infrared detection means, more rapid in terms of time response, and the reaction time even can be with
Nanosecond rank is reached, the initial stage that can occur in spark detects that spark signal is reported to the police and processed.
In specific application scenarios, the system also includes：
Some sunlight sensors, communicate to connect with the process chip 202, for measuring and obtain it is previous measurement the moment institute
Corresponding previous solar irradiation curve and when the current solar irradiation curve corresponding to the pre-test moment, and based on before described
One solar irradiation curve draws current amendment radiation baseline with the default updating formula of the current solar irradiation curve negotiating, and will
The current amendment radiation baseline is sent to process chip 202.
In specific application scenarios, the quantity of the sunlight sensor is 5.
In specific application scenarios, the controller 203 includes：
Forwarding module, for receive the output unit 204 output Detection wavelength at radiation increment and be forwarded to place
Reason module；
Judge module, for judging it is pre- at the Detection wavelength whether the radiation increment at the Detection wavelength is all higher than
If threshold value；
Processing module, for the judge module judged result for be when to alarm mechanism and fire-fighting executing agency 205
Send enabling signal.
In specific application scenarios, the output unit 204 includes receiver module and output module, the output unit
204 are communicated to connect by receiver module with controller 203, and the enabling signal for receiving is exported to described by output module
Alarm mechanism and fire-fighting executing agency 205, the output module performs machine by signaling interface with the alarm mechanism and fire-fighting
Structure 205 connects.
It should be noted that：Output unit bifurcated signal branch：1, whole number signal connection controller, comprising fire
Flower energy value, warning on/off signal, fault-signal etc.；2, spark detector is provided separately RS232, RS485,4-20mA
With one or more in relay interfaces, the equipment such as warning or spray can be controlled, directly or indirectly.
In specific application scenarios, the signaling interface be RS232 interfaces, RS485 interfaces, 4-20mA interfaces with
One or more in relay interfaces.
In specific application scenarios, the wavelength of the Detection wavelength is 0.2 μm.
The number of Detection wavelength is fewer, and the speed of detection is faster, but the precision for detecting is often relatively low, therefore according to actually detected
Situation selects suitable Detection wavelength number and wavelength size, can specifically be divided into two kinds of situations：
1) danger zone, the ultraviolet wavelength part of the micron wave length of high sensitivity 0.2, if amplification, conveying immediately is reported to the police
Packet.
2) general area, ultraviolet band compares, i.e., have amplification in whole ultraviolet baseline range, and reaches preset value,
Fang Qidong alert datas bag is exported.
The application Spark plug optical fiber sensor system when in use, first by sunlight sensor obtain it is previous measurement the moment corresponding to before
One solar irradiation curve and when the current solar irradiation curve corresponding to the pre-test moment；It is bent based on the previous solar irradiation
Line draws current amendment radiation baseline with the default updating formula of the current solar irradiation curve negotiating；Receive predeterminable area in by
The radiation curve to be detected of Ultraviolet sensor measurement；The radiation curve to be detected is compared with current amendment radiation baseline
Afterwards, the radiation increment at Detection wavelength is generated；Judge whether the radiation increment at the Detection wavelength is all higher than the detection ripple
The predetermined threshold value of strong point；If so, then to alarm mechanism and fire-fighting executing agency transmission enabling signal.
As can be seen here, by applying the technical solution of the utility model, when for Spark plug optical fiber sensor, spark can ensured
There is faster reaction speed, strong antijamming capability Risk Coping Mechanismss are more diversified, are applicable not only to while detection accuracy
Multi-field industrial production, also accommodates the working environment of complexity, has effectively expanded use range.
Through the above description of the embodiments, those skilled in the art can be understood that the utility model can
To be realized by hardware, it is also possible to realize by the mode of software plus necessary general hardware platform.Based on such understanding,
The technical solution of the utility model can be embodied in the form of software product, the software product can be stored in one it is non-easily
The property lost storage medium (can be CD-ROM, USB flash disk, portable hard drive etc.) in, including some instructions use is so that a computer sets
Standby (can be personal computer, server, or network equipment etc.) performs the side described in the utility model each implement scene
Method.
It will be appreciated by those skilled in the art that accompanying drawing is a schematic diagram for being preferable to carry out scene, module in accompanying drawing or
Flow process is not necessarily implemented necessary to the utility model.
It will be appreciated by those skilled in the art that the module in the device in implement scene can according to implement scene describe into
Row is distributed in the device of implement scene, it is also possible to carry out one or more dresses that respective change is disposed other than this implement scene
In putting.The module of above-mentioned implement scene can merge into a module, it is also possible to be further split into multiple submodule.
Above-mentioned the utility model sequence number is for illustration only, does not represent the quality of implement scene.
It is disclosed above be only it is of the present utility model it is several be embodied as scene, but, the utility model is not limited to
This, the changes that any person skilled in the art can think of should all fall into protection domain of the present utility model.
Claims (7)
1. a kind of Spark plug optical fiber sensor system of utilization ultraviolet, it is characterised in that the system includes：
Ultraviolet sensor, being arranged on need to detect the detection scene of flame；
Process chip, for receiving the radiation curve to be detected measured by Ultraviolet sensor in predeterminable area, and generates detection ripple
The radiation increment of strong point；
Controller, for judging whether the radiation increment at the Detection wavelength is all higher than the default threshold at the Detection wavelength
Value, and send enabling signal to alarm mechanism and fire-fighting executing agency when judged result is to be；
Output unit, for the reception and forwarding of data, the input of the output unit is connected with the controller, output end
It is connected respectively with alarm mechanism and fire-fighting executing agency；
Alarm mechanism and fire-fighting executing agency, receive output unit and the enabling signal for receiving are forwarded from controller, and according to described
Enabling signal is performed reports to the police and/or fire-fighting action；
Wherein, the Detection wavelength is located in the ultraviolet full wave wave-length coverage of the radiation curve to be detected, the detection
The quantity of wavelength is at least one.
2. as claimed in claim 1 using the Spark plug optical fiber sensor system of ultraviolet, it is characterised in that the system also includes：
Some sunlight sensors, and process chip communication connection for measuring and obtains current amendment radiation baseline, and will
The current amendment radiation baseline is sent to process chip.
3. as claimed in claim 2 using the Spark plug optical fiber sensor system of ultraviolet, it is characterised in that the number of the sunlight sensor
Measure as 5.
4. as claimed in claim 1 using the Spark plug optical fiber sensor system of ultraviolet, it is characterised in that the controller includes：
Forwarding module, for the radiation increment at the Detection wavelength for receiving output unit output and is forwarded to processing module；
Judge module, for judging whether the radiation increment at the Detection wavelength is all higher than the default threshold at the Detection wavelength
Value；
Processing module, starts for sending to alarm mechanism and fire-fighting executing agency when the judge module judged result is to be
Signal.
5. as claimed in claim 1 using the Spark plug optical fiber sensor system of ultraviolet, it is characterised in that the output unit includes connecing
Module and output module are received, the output unit is communicated to connect by receiver module with controller, and the startup for receiving is believed
Number exported to the alarm mechanism and fire-fighting executing agency by output module, the output module by signaling interface with it is described
Alarm mechanism and fire-fighting executing agency connect.
6. the Spark plug optical fiber sensor system using ultraviolet as claimed in claim 5, it is characterised in that the signaling interface is
One or more in RS232 interfaces, RS485 interfaces, 4-20mA interfaces and relay interfaces.
7. as claimed in claim 1 using the Spark plug optical fiber sensor system of ultraviolet, it is characterised in that the wavelength of the Detection wavelength
For 0.2 μm.
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|---|---|---|---|
| CN201620681406.5U CN206095430U (en) | 2016-06-30 | 2016-06-30 | Utilize ultraviolet spark detecting system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620681406.5U CN206095430U (en) | 2016-06-30 | 2016-06-30 | Utilize ultraviolet spark detecting system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106066211A (en) * | 2016-06-30 | 2016-11-02 | 王永福 | A kind of Spark plug optical fiber sensor method and system utilizing ultraviolet |
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2016
- 2016-06-30 CN CN201620681406.5U patent/CN206095430U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106066211A (en) * | 2016-06-30 | 2016-11-02 | 王永福 | A kind of Spark plug optical fiber sensor method and system utilizing ultraviolet |
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Effective date of registration: 20190428 Address after: 101100 No. 1-224 Xinyu Fourth Street, Southern District of Tongzhou Economic Development Zone, Beijing Patentee after: Beijing Starfire Bo'an Intelligent Technology Co.,Ltd. Address before: Room 506, Building 7, West District, Fashion District, Tongzhou District, Beijing 101100 Patentee before: Wang Yongfu |
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Effective date of registration: 20200901 Address after: 518083 3f-9, 10, comprehensive building, Beishan Industrial Zone, Yantian street, Yantian District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Zhongan Yingke Technology Co.,Ltd. Address before: 101100 No. 1-224 Xinyu Fourth Street, Southern District of Tongzhou Economic Development Zone, Beijing Patentee before: Beijing Starfire Bo'an Intelligent Technology Co.,Ltd. |
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Granted publication date: 20170412 |