CN103491677A - Control system of sequence flashing lamps and sub control devices thereof - Google Patents
Control system of sequence flashing lamps and sub control devices thereof Download PDFInfo
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- CN103491677A CN103491677A CN201310407839.2A CN201310407839A CN103491677A CN 103491677 A CN103491677 A CN 103491677A CN 201310407839 A CN201310407839 A CN 201310407839A CN 103491677 A CN103491677 A CN 103491677A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The invention discloses a control system of sequence flashing lamps. The control system of the sequence flashing lamps is characterized by comprising a master control device, a plurality of sub control devices and a plurality of flashing lamps. The flashing lamps are connected with the sub control devices respectively, the master control device is connected with the sub control devices in parallel through a CAN bus, and the master control device and all the sub control devices are connected with a power line. The control system of the sequence flashing lamps is creatively provided, the master control device can effectively control all the flashing lamps to work, and if any sub control device goes wrong, the master control device cannot be affected to control other sub control devices to work. When the master control device goes wrong, the sub control device with high priority can temporally replace the master control device, the flashing lamps connected with other sub control devices continue to flash, a flashing lamp system can still normally work, and then time is obtained for maintaining and repairing a master control cabinet.
Description
Technical field
The present invention relates to the Sequenced Flashing Light System technical field, particularly relate to a kind of control system and distributed control device thereof be applied in visual navaid.
Background technology
Sequence flash lights is basic visual navaid indispensable on airfield runway, and being during to aircraft landing, provides the visual navaid pilot signal lamp system into nearly runway for airport.Especially in the situation that poor visibility, when runway light and surrounding cities light are easily obscured, sequence flash lights can be different from other light, and advances clearly nearly direction for runway provides, and is convenient to that the driver finds in time and nearly landing is advanced in line up with runway.The Sequenced Flashing Light System that airport is used at present, when master control system lost efficacy, usually can cause whole flashing light system cisco unity malfunction.The photoflash lamp cisco unity malfunction, and the unordered flash signal produced will be brought great threat to airport and air-service personnel's life security.
Summary of the invention
In view of this, the object of the invention is to propose a kind of control system and distributed control device thereof of sequence flash lights, when master control is broken down, flashing light system still can keep normal operation, for the time has been striven in the maintenance and repair of main control cabinet.
Based on above-mentioned purpose, the control system of a kind of sequence flash lights provided by the invention, the control system of described sequence flash lights comprises master control set, several distributed control devices and some photoflash lamps that are connected with described distributed control device respectively, described master control set and each distributed control device are all by the CAN bus parallel connection, and described master control set all is connected with power line with each distributed control device.
Alternatively, described distributed control device comprises the sub-control controller, and the CAN controller, current controller and the plucking number sign switch that with described sub-control controller, are connected; Wherein, the CAN controller is connected with the CAN bus, and power line is connected with current controller with the sub-control controller respectively, and photoflash lamp is connected with current controller with the sub-control controller respectively, and described toggle switch is for arranging sequence number and the priority of photoflash lamp.
Preferably, described distributed control device also is provided with the memory module be connected with the sub-control controller, described memory module is stored for feedback signal and flicker relevant information that the sub-control controller is received, when master control set need to be inquired about corresponding data, the data of storing in the memory module by each distributed control device of CAN communications reception.
Alternatively, described memory module adopts the outer E of sheet
2pROM.
Preferably, described distributed control device carrys out the conducting of trigger flashing lamp by the conducting of the signal of telecommunication control thyristor of sub-control controller output, after the photoflash lamp conducting, in loop by the photoflash lamp that is switched on, there is electric current to pass through, now through mutual inductance, convert this current signal to voltage signal, finally by monostable flipflop, feed back to the sub-control controller; After the sub-control controller receives the feedback signal of flashing light and carries out, according to this feedback signal and before storing value carry out storing into again in memory module after corresponding computing; The sub-control controller feeds back to master control set by the CAN bus through the CAN controller by the working condition of self.
Preferably, when by master control set, the light intensity rank being set, master control set by corresponding electrical signal transfer to the sub-control controller, the sub-control controller has changed output after receiving signal, and according to the level of illumination requirement arranged, change the size of the source current that offers photoflash lamp by current controller, thereby realize the multistage light modulation to photoflash lamp.
Alternatively, when distributed control device is starting in a period of time and do not receiving command signal first, perhaps under photoflash lamp is in running order, during the dependent instruction signal interruption that sent by master control set, the distributed control device that priority is higher is controlled voluntarily corresponding with it photoflash lamp according to the storing value of last time normal operation and is continued flicker, send the flashing light synchronizing signal by sub-control controller, CAN controller and CAN bus to network simultaneously, this distributed control device temporarily substitutes the function of master control set, makes the photoflash lamp be connected with other distributed control devices continue flicker.
Preferably, after the distributed control device that all the other priority are lower receives the flashing light synchronizing signal that distributed control device that priority is higher sends, according to relevant parameter, calculate the time that needs time delay, it is bright that after delay time finishes, the sub-control controller is controlled the variation control photoflash lamp that triggers pin level, judge whether normally flicker of photoflash lamp according to the feedback signal of feedback element simultaneously, and do corresponding record, save the data in afterwards in memory module separately.
Preferably, according to the flicker frequency f of photoflash lamp, total N and a constant a of light fixture, calculate interval T fiducial time=(1000000/ (f* (N+a)), pass through a sequence number value time interval T back flash lamp according to the sequence number value of photoflash lamp self afterwards, be that sequence number value is multiplied by time interval T, wherein said constant a is 4～6.
Preferably, described constant a is 5.
As can be seen from above, the present invention has creatively proposed a kind of control system of sequence flash lights, comprise master control set, several distributed control devices and some photoflash lamps that are connected with described distributed control device respectively, described master control set and each distributed control device are all by the CAN bus parallel connection, and described master control set all is connected with power line with each distributed control device.Master control set can be controlled the work of each photoflash lamp effectively, and any one distributed control device goes wrong, and also can not affect master control set and control other distributed control device and carry out work; And when master control is broken down, the distributed control device that priority is higher can temporarily substitute the function of master control set, make the photoflash lamp be connected with other distributed control devices continue flicker, flashing light system still can keep normal operation, for the time has been striven in the maintenance and repair of main control cabinet.
The accompanying drawing explanation
The structural representation of the control system that Fig. 1 is embodiment of the present invention sequence flash lights;
The structural representation of the distributed control device of the control system that Fig. 2 is embodiment of the present invention sequence flash lights.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, below in conjunction with specific embodiment, and, with reference to accompanying drawing, the present invention is described in more detail.
The control system of sequence flash lights provided by the invention comprises master control set, several distributed control devices and some photoflash lamps that are connected with described distributed control device respectively, described master control set and each distributed control device are all by the CAN bus parallel connection, and described master control set all is connected with power line with each distributed control device.
Referring to Fig. 1, the structural representation of its control system that is embodiment of the present invention sequence flash lights, the control system of described sequence flash lights comprises master control set, several distributed control devices and some photoflash lamps that are connected with described distributed control device respectively, described master control set and each distributed control device are all by the CAN bus parallel connection, and described master control set all is connected with power line with each distributed control device.
Described sequence flash lights set-up of control system master control set and the corresponding distributed control device of each photoflash lamp, each photoflash lamp has corresponding distributed control device to be controlled it like this, and unified being managed by master control set of these distributed control devices.
Referring to Fig. 2, the structural representation of the distributed control device of its control system that is embodiment of the present invention sequence flash lights, described distributed control device comprises: sub-control controller 201, and the CAN controller 202, current controller 203 and the plucking number sign switch 204 that with described sub-control controller 201, are connected.Wherein, CAN controller 202 is connected with the CAN bus, and power line is connected with current controller 203 with sub-control controller 201 respectively, and photoflash lamp is connected with current controller 203 with sub-control controller 201 respectively.
Wherein, described toggle switch 204 can arrange sequence number and the priority of photoflash lamp.In the present embodiment, the sequence number value of photoflash lamp is less, and its priority is higher.
Preferably, described distributed control device also is provided with the memory module 205 be connected with sub-control controller 201, for the feedback signal that sub-control controller 201 is received, is preserved.Preferably, described memory module 205 adopts the outer E of sheet
2pROM.Described distributed control device carrys out the conducting of trigger flashing lamp by the conducting of the signal of telecommunication control thyristor of sub-control controller 201 outputs.After the photoflash lamp conducting, in the loop by the photoflash lamp that is switched on, there is electric current to pass through, now through mutual inductance, convert this current signal to voltage signal, finally by monostable flipflop, feed back to sub-control controller 201.After sub-control controller 201 receives the feedback signal of flashing light and carries out, according to this feedback signal and before storing value carry out storing into again in memory module 205 after corresponding computing.When master control set need to be inquired about corresponding data, the data of storing in can the memory module by each distributed control device of CAN communications reception.
Wherein, described before storing value refer to and be stored in the number of times that the photoflash lamp in memory module 205 successfully glimmers and the number of times do not glimmered, and the number of times that successfully glimmers according to photoflash lamp of this storing value and the number of times do not glimmered upgrade constantly.Particularly, storing value (being the number of times that successfully glimmers of photoflash lamp and the number of times do not glimmered) is respectively 15 and 2 before, after photoflash lamp successfully glimmers, the number of times that success is glimmered adds 1, before, storing value becomes 16 and 2, and after photoflash lamp successfully glimmers again, the number of times that success is glimmered adds 1, before, storing value becomes 17 and 2, the like; After photoflash lamp does not glimmer, the number of times do not glimmered adds 1, and storing value becomes 15 and 3 before, and after photoflash lamp successfully glimmers again, the number of times that success is glimmered adds 1, and storing value becomes 16 and 3 before, the like.
Each distributed control device has memory module, so the flicker of the preservation of the memory module in each distributed control device self and the data of not glimmering.Each sub-control controller feeds back to master control set by the CAN bus through the CAN controller by the working condition of self.
As one embodiment of the present of invention, operating personnel arrange the light intensity rank by master control set, master control set by corresponding electrical signal transfer to sub-control controller 201, sub-control controller 201 has changed output after receiving signal, and according to the level of illumination requirement arranged, change the size of the source current that offers photoflash lamp by current controller 203, realize the control of multistage light intensity, thereby realized the multistage light modulation to photoflash lamp.Further, the flicker relevant informations such as the flicker frequency of photoflash lamp and flashing light quantity can also be set by master control set, each distributed control device is stored in these flicker relevant informations in the memory module 205 of self.
As an alternative embodiment of the invention, when distributed control device is starting in a period of time and do not receiving command signal first, perhaps under photoflash lamp is in running order, during the dependent instruction signal interruption that sent by master control set, the distributed control device that priority is higher can be controlled voluntarily corresponding with it photoflash lamp according to the storing value (being stored in the flicker relevant information in memory module 205) of last time normal operation and continue flicker, simultaneously by sub-control controller 201, CAN controller 202 and CAN bus are sent the flashing light synchronizing signal to network, this distributed control device temporarily substitutes the function of master control set, make the photoflash lamp be connected with other distributed control devices continue flicker.
Therefore, the present invention has used the CAN communication technology, and in the master control failure procedure, communication can not be interrupted, and the sub-control system that priority is high can replace the function of master control, and the signal while to network, sending the front normal operation of fault generation, allow system held work.
After the distributed control device that all the other priority are lower receives the flashing light synchronizing signal that distributed control device that priority is higher sends, according to relevant parameter, calculate the time that needs time delay, it is bright that after delay time finishes, the sub-control controller is controlled the variation control photoflash lamp that triggers pin level, judge whether normally flicker of photoflash lamp according to the feedback signal of feedback element simultaneously, and do corresponding record, save the data in afterwards in memory module separately.
Particularly, according to the flicker frequency f of photoflash lamp, total N and a constant a of light fixture, calculate interval fiducial time=(1000000/ (f* (N+a)), afterwards according to the sequence number value of photoflash lamp self through a sequence number value time interval back flash lamp (sequence number value is multiplied by the delay time that T is this photoflash lamp).The photoflash lamp that for example sequence number value is 11, its delay time is 11T, the photoflash lamp that sequence number value is 18, its delay time is 18T.Wherein, described constant a can be 4～6.Preferably, constant a is 5.
As mentioned above, the present invention has creatively proposed a kind of control system of sequence flash lights, comprise master control set, several distributed control devices and some photoflash lamps that are connected with described distributed control device respectively, described master control set and each distributed control device are all by the CAN bus parallel connection, and described master control set all is connected with power line with each distributed control device.Master control set can be controlled the work of each photoflash lamp effectively, and any one distributed control device goes wrong, and also can not affect master control set and control other distributed control device and carry out work; And when master control is broken down, the distributed control device that priority is higher can temporarily substitute the function of master control set, make the photoflash lamp be connected with other distributed control devices continue flicker, flashing light system still can keep normal operation, for the time has been striven in the maintenance and repair of main control cabinet.
Those of ordinary skill in the field are to be understood that: the foregoing is only specific embodiments of the invention; be not limited to the present invention; within the spirit and principles in the present invention all, any modification of making, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. the control system of a sequence flash lights, it is characterized in that, the control system of described sequence flash lights comprises master control set, several distributed control devices and some photoflash lamps that are connected with described distributed control device respectively, described master control set and each distributed control device are all by the CAN bus parallel connection, and described master control set all is connected with power line with each distributed control device.
2. the control system of sequence flash lights according to claim 1, is characterized in that, described distributed control device comprises the sub-control controller, and the CAN controller, current controller and the plucking number sign switch that with described sub-control controller, are connected; Wherein, the CAN controller is connected with the CAN bus, and power line is connected with current controller with the sub-control controller respectively, and photoflash lamp is connected with current controller with the sub-control controller respectively, and described toggle switch is for arranging sequence number and the priority of photoflash lamp.
3. the control system of sequence flash lights according to claim 2, it is characterized in that, described distributed control device also is provided with the memory module be connected with the sub-control controller, described memory module is stored for feedback signal and flicker relevant information that the sub-control controller is received, when master control set need to be inquired about corresponding data, the data of storing in the memory module by each distributed control device of CAN communications reception.
4. the control system of sequence flash lights according to claim 3, is characterized in that, described memory module adopts the outer E of sheet
2pROM.
5. the control system of sequence flash lights according to claim 3, it is characterized in that, described distributed control device carrys out the conducting of trigger flashing lamp by the conducting of the signal of telecommunication control thyristor of sub-control controller output, after the photoflash lamp conducting, in loop by the photoflash lamp that is switched on, there is electric current to pass through, now through mutual inductance, convert this current signal to voltage signal, finally by monostable flipflop, feed back to the sub-control controller; After the sub-control controller receives the feedback signal of flashing light and carries out, according to this feedback signal and before storing value carry out storing into again in memory module after corresponding computing; The sub-control controller feeds back to master control set by the CAN bus through the CAN controller by the working condition of self.
6. the control system of sequence flash lights according to claim 5, it is characterized in that, when by master control set, the light intensity rank being set, master control set by corresponding electrical signal transfer to the sub-control controller, the sub-control controller has changed output after receiving signal, and, according to the level of illumination requirement arranged, change the size of the source current that offers photoflash lamp by current controller, thereby realize the multistage light modulation to photoflash lamp.
7. the control system of sequence flash lights according to claim 2, it is characterized in that, when distributed control device is starting in a period of time and do not receiving command signal first, perhaps under photoflash lamp is in running order, during the dependent instruction signal interruption that sent by master control set, the distributed control device that priority is higher is controlled voluntarily corresponding with it photoflash lamp according to the storing value of last time normal operation and is continued flicker, simultaneously by the sub-control controller, CAN controller and CAN bus are sent the flashing light synchronizing signal to network, this distributed control device temporarily substitutes the function of master control set, make the photoflash lamp be connected with other distributed control devices continue flicker.
8. the control system of sequence flash lights according to claim 7, it is characterized in that, after the distributed control device that all the other priority are lower receives the flashing light synchronizing signal that distributed control device that priority is higher sends, according to relevant parameter, calculate the time that needs time delay, it is bright that after delay time finishes, the sub-control controller is controlled the variation control photoflash lamp that triggers pin level, judge whether normally flicker of photoflash lamp according to the feedback signal of feedback element simultaneously, and do corresponding record, save the data in afterwards in memory module separately.
9. the control system of sequence flash lights according to claim 8, it is characterized in that, according to the flicker frequency f of photoflash lamp, total N and a constant a of light fixture, calculate interval T fiducial time=(1000000/ (f* (N+a)), pass through a sequence number value time interval T back flash lamp according to the sequence number value of photoflash lamp self afterwards, be that sequence number value is multiplied by time interval T, wherein said constant a is 4～6.
10. the control system of sequence flash lights according to claim 9, is characterized in that, described constant a is 5.
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| CN201310407839.2A CN103491677A (en) | 2013-09-10 | 2013-09-10 | Control system of sequence flashing lamps and sub control devices thereof |
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| CN201310407839.2A CN103491677A (en) | 2013-09-10 | 2013-09-10 | Control system of sequence flashing lamps and sub control devices thereof |
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| CN107919020A (en) * | 2017-11-29 | 2018-04-17 | 天津易华录信息技术有限公司 | A kind of traffic-control unit and method |
| CN109661087A (en) * | 2019-01-23 | 2019-04-19 | 北京易华录信息技术股份有限公司 | Control method, device, storage medium and the central controller of traffic controller |
| CN110933324A (en) * | 2019-11-27 | 2020-03-27 | 深圳市派科斯科技有限公司 | Stroboscopic light source using method and device and storage medium |
| CN111884825A (en) * | 2020-06-04 | 2020-11-03 | 视联动力信息技术股份有限公司 | Fault processing method and device, terminal equipment and storage medium |
| CN112584059A (en) * | 2020-12-11 | 2021-03-30 | 上海佳勒电子有限公司 | Method, device, system and storage medium for receiving, transmitting and flashing with multiple channels |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107919020A (en) * | 2017-11-29 | 2018-04-17 | 天津易华录信息技术有限公司 | A kind of traffic-control unit and method |
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| CN110933324A (en) * | 2019-11-27 | 2020-03-27 | 深圳市派科斯科技有限公司 | Stroboscopic light source using method and device and storage medium |
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Application publication date: 20140101 |