CN105007459A - Offshore wind power fire alarm video monitoring system and method - Google Patents
Offshore wind power fire alarm video monitoring system and method Download PDFInfo
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- CN105007459A CN105007459A CN201510419526.8A CN201510419526A CN105007459A CN 105007459 A CN105007459 A CN 105007459A CN 201510419526 A CN201510419526 A CN 201510419526A CN 105007459 A CN105007459 A CN 105007459A
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Abstract
The invention provides an offshore wind power fire alarm video monitoring system and an offshore wind power fire alarm video monitoring method. The system comprises an onsite video monitoring end, a monitoring server and a background video monitoring end, which are connected in turn. The onsite video monitoring end comprises an onsite video monitoring device connected with the monitoring server and a fire alarm device; the fire alarm device further comprises a fire alarm sensor and a fire alarm communicator. The fire alarm communicator is connected with the fire alarm sensor and the onsite video monitoring device. A fire alarm message is obtained from the onsite video monitoring device via the monitoring server. The address code of the onsite video monitoring device is obtained according to the fire alarm message and is transmitted to the background video monitoring end. The background video monitoring end is used for switching to a corresponding video monitoring image according to the address code of the onsite video monitoring device so as to achieve the purpose of displaying the monitoring image of a fire area in time.
Description
Technical field
The present invention relates to offshore wind farm electrical design technical field, particularly a kind of offshore wind farm fire alarm video monitoring system and method thereof.
Background technology
The general wind-driven generator tower at sea of marine wind electric field is inner is 35kV by boost in voltage, then is 220kV (or 110kV) through offshore boosting station main transformer secondary booster, concentrates to land grid transmission.Offshore boosting station, generally by non-attendant operation's Model Design, for ensureing safe operation, arranges fire alarm system and video monitoring system.
Fire alarm system carries out real-time fire alarm monitoring to its guarded region, once breaking out of fire, starts video monitoring system immediately and carries out real-time video monitoring to its guarded region, observed the video image of video monitoring regional by video monitoring system.But general fire alarm system and video monitoring system are completely independently two systems, do not have information interaction each other.When breaking out of fire is reported to the police, video monitoring system does not also know the position that fire alarm occurs, need related personnel manually to search monitored picture that monitored picture just can find fire alarm generation area, the monitored picture of fire alarm generation area can not be shown in time, the best opportunity of fire alarm process may be delayed, cause heavy losses.
Summary of the invention
For above-mentioned problems of the prior art, the object of the present invention is to provide a kind of offshore wind farm fire alarm video monitoring system and method thereof, the object of the monitored picture showing fire alarm generation area in time can be realized.
A kind of offshore wind farm fire alarm video monitoring system, comprises the live video monitoring client, monitoring server and the background video monitoring client that connect successively;
Described live video monitoring client comprises the live video watch-dog be connected with monitoring server, and pull station, described pull station comprises fire perceiving device and fire alarm communicator further, and described fire alarm communicator is connected with fire perceiving device and live video watch-dog respectively;
Described fire perceiving device is used for generating fire alarm message when there is fire alarm, and described fire alarm message is sent to fire alarm communicator;
Described fire alarm communicator is used for the fire alarm message of acquisition to be sent to described live video watch-dog;
Described fire alarm message for monitoring fire scene region, and is sent to described monitoring server by described live video watch-dog;
Described monitoring server is used for the live video watch-dog geocoding obtaining monitoring fire scene region according to described fire alarm message, and described live video watch-dog geocoding is sent to background video monitoring client;
Described background video monitoring client is used for the video monitoring picture being switched to corresponding live video watch-dog according to described live video watch-dog geocoding.
Offshore wind farm fire alarm video monitoring system of the present invention, fire perceiving device generates fire alarm message and described fire alarm message is sent to fire alarm communicator, the fire alarm message of acquisition is sent to live video watch-dog by fire alarm communicator, described live video watch-dog monitoring fire scene region, and described fire alarm message is sent to monitoring server, monitoring server obtains according to described fire alarm message the live video watch-dog geocoding monitoring fire scene region, and described live video watch-dog geocoding is sent to background video monitoring client, background video monitoring client is switched to the video monitoring picture of corresponding live video watch-dog according to described live video watch-dog geocoding, thus realize the object of the monitored picture of display fire alarm generation area in time.
A kind of offshore wind farm fire alarm video frequency monitoring method, comprises the following steps:
Monitoring server obtains fire alarm message from live video watch-dog;
Obtain described live video watch-dog geocoding according to described fire alarm message, and described live video watch-dog geocoding is sent to background video monitoring client;
Described background video monitoring client is switched to corresponding video monitoring picture according to described live video watch-dog geocoding.
Offshore wind farm fire alarm video frequency monitoring method of the present invention, first obtain fire alarm message by monitoring server from live video watch-dog, described live video watch-dog geocoding is obtained again according to described fire alarm message, and described live video watch-dog geocoding is sent to background video monitoring client, then background video monitoring client is switched to corresponding video monitoring picture according to described live video watch-dog geocoding, thus realizes the object of the monitored picture of display fire alarm generation area in time.
Accompanying drawing explanation
Fig. 1 is the structural representation of the offshore wind farm fire alarm video monitoring system of an embodiment;
Fig. 2 is the schematic flow sheet of the offshore wind farm fire alarm video frequency monitoring method of an embodiment.
Embodiment
In order to make the object, technical solutions and advantages of the present invention clearly, below in conjunction with accompanying drawing, the present invention is described in further detail.
Refer to the structural representation of the offshore wind farm fire alarm video monitoring system of an embodiment in Fig. 1.
A kind of offshore wind farm fire alarm video monitoring system, comprises the live video monitoring client 100, monitoring server 101 and the background video monitoring client 102 that connect successively;
Described live video monitoring client 100 comprises the live video watch-dog 106 be connected with monitoring server 101, and pull station 103, described pull station comprises fire perceiving device 104 and fire alarm communicator 105 further, and described fire alarm communicator 105 is connected with fire perceiving device 104 and live video watch-dog 106 respectively;
Described fire alarm message, for generating fire alarm message when there is fire alarm, is sent to fire alarm communicator 105 by described fire perceiving device 104;
Described fire alarm communicator 105 is for being sent to described live video watch-dog 106 by the fire alarm message of acquisition;
Described fire alarm message for monitoring fire scene region, and is sent to described monitoring server 101 by described live video watch-dog 106;
Described live video watch-dog geocoding for obtaining the live video watch-dog geocoding monitoring fire scene region according to described fire alarm message, and is sent to background video monitoring client 102 by described monitoring server 101;
Described background video monitoring client 102 is for being switched to the video monitoring picture of corresponding live video watch-dog 106 according to described live video watch-dog geocoding.
Wherein, the described fire alarm message that described fire perceiving device 104 generates comprises data message, and data message can resolve to the data such as set form, Case Number, unit area number, fire perceiving device geocoding, Case Number, time and data postamble.The concrete example of data message one is: 3EI,000,002,A20,003,000,500,000,000,563,300 20,130,718,202,320 000000000000008, wherein, 3EI be set form, 000002 for Case Number A200030005 be unit area number, 0000000056 fire perceiving device geocoding, 3300 is Case Number, 3300 represent that fire alarms, 20130718202320 are the time, 000000000000008 are data postamble.
Described monitoring server 101 resolves the fire alarm message obtained, obtain fire perceiving device geocoding data wherein, according to described fire perceiving device geocoding data, live video watch-dog geocoding is obtained in preset address coding corresponding lists, and described live video watch-dog geocoding is sent to background video monitoring client 102, wherein said preset address coding corresponding lists is the corresponding lists of fire perceiving device geocoding and live video watch-dog geocoding.
In the present embodiment, fire perceiving device 104 generates fire alarm message and described fire alarm message is sent to fire alarm communicator 105, the fire alarm message of acquisition is sent to live video watch-dog 106 by fire alarm communicator 105, fire scene region monitored by described live video watch-dog 106, and described fire alarm message is sent to monitoring server 101, monitoring server 101 obtains according to described fire alarm message the live video watch-dog geocoding monitoring fire scene region, and described live video watch-dog geocoding is sent to background video monitoring client 102, background video monitoring client 102 is switched to the video monitoring picture of corresponding live video watch-dog 106 according to described live video watch-dog geocoding, thus realize the object of the monitored picture of display fire alarm generation area in time.
Wherein in an embodiment, described fire perceiving device is smoke detector or heat detector.
Have to Initial Stage of Fire the stage of glowing, produce a large amount of cigarette and a small amount of heat, seldom or do not have the place of flame radiation, should smoke detector be selected; Rapid to fire development, there is the place of strong flame radiation and a small amount of cigarette, heat, should flame detector be selected.Select more applicable fire perceiving device at different Environment space, make fire alarm more accurate.
Wherein in an embodiment, the communication interface of described fire alarm communicator and live video watch-dog adopts RS485 half duplex communication interface.
The communication interface of fire alarm communicator and live video watch-dog adopts RS485 half duplex communication interface, and RS485 interface has good noise immunity, the advantages such as long transmission range and multistation ability; The half-duplex network of RS485 interface composition, general needs two lines, so RS485 interface generally adopts Shielded Twisted Pair to transmit, resists extraneous electromagnetic interference.
Wherein, RS485 half duplex communication interface adopts Modbus communications protocol, and its data query frame format is as follows:
| Device address | Function code | Initial address | Register number | Verification |
| 1Byte | 1Byte | 2Byte | 2Byte | 2Byte |
Its response data frame format is as follows:
| Device address | Function code | Data length | Data | Verification |
| 1Byte | 1Byte | 1Byte | …… | 2Byte |
Wherein, data length represents the length of data field, and verification adopts CRC16 check code.
Wherein in an embodiment, the communication interface of described fire alarm communicator and live video watch-dog adopts RJ45 network interface.
The communication interface of fire alarm communicator and live video watch-dog adopts the RJ45 network interface based on ICP/IP protocol, can improve the transmission speed of fire alarm message signals; The network of RJ45 network interface composition, employing surpasses five class ethernet lines or optical cable connects, and can reduce the packet loss of fire alarm message.
Wherein, RJ45 network interface adopts ICP/IP protocol, and its data query frame format is as follows:
| Starting character | Byte number | Device address | Function code | Initial address | Read quantity |
| 5Byte | 1Byte | 1Byte | 1Byte | 2Byte | 2Byte |
Its response data frame format is as follows:
| Starting character | Byte number | Device address | Function code | Data length | Data |
| 5Byte | 1Byte | 1Byte | 1Byte | 1Byte | …… |
Wherein in an embodiment, described background video monitoring client comprises alarm equipment, and described alarm equipment is used for sending alarm when background video monitoring client receives live video watch-dog geocoding.
Alarm can be light alarm or/and sound alarm, send light alarm or/and sound alarm when background video monitoring client receives live video watch-dog geocoding, alarm can be sent to the related personnel not near background video monitoring client in time.
A preferred specific embodiment is:
Smoke detector generates fire alarm message and described fire alarm message is sent to fire alarm communicator, the fire alarm message that fire alarm communicator will obtain, by RS485 half duplex communication interface, adopt Shielded Twisted Pair that described fire alarm message is sent to live video watch-dog, described live video watch-dog monitoring fire scene region, and described fire alarm message is sent to monitoring server, monitoring server resolves described fire alarm message, obtain the live video watch-dog geocoding monitoring fire scene region, and described live video watch-dog geocoding is sent to background video monitoring client, background video monitoring client is switched to the video monitoring picture of corresponding live video watch-dog according to described live video watch-dog geocoding, thus realize the object of the monitored picture of display fire alarm generation area in time, and send light and sound alarm simultaneously, the related personnel of notice not near background video monitoring client.
The present invention also provides a kind of offshore wind farm fire alarm video frequency monitoring method, as shown in Figure 2, comprises the following steps:
S200, monitoring server obtains fire alarm message from live video watch-dog.
Before this step, fire perceiving device is triggered, generate fire alarm message and described fire alarm message is sent to fire alarm communicator, the fire alarm message of acquisition is sent to live video watch-dog by fire alarm communicator, described live video watch-dog monitoring fire scene region, and described fire alarm message is sent to monitoring server.
Wherein, described fire alarm message comprises data message, and data message can resolve to set form, Case Number, unit area number, fire perceiving device geocoding, Case Number, the data such as time and data postamble.The concrete example of data message one is: 3E,I00,000,2A2,000,300,050,000,000,056,330,020,130,718,202,320 000000000000008, wherein, 3EI be set form, 000002 for Case Number A200030005 be unit area number, 0000000056 fire perceiving device geocoding, 3300 is Case Number, 3300 represent that fire alarms, 20130718202320 are the time, 000000000000008 are data postamble.
S201, monitoring server obtains described live video watch-dog geocoding according to described fire alarm message, and described live video watch-dog geocoding is sent to background video monitoring client.
S202, described background video monitoring client is switched to corresponding video monitoring picture according to described live video watch-dog geocoding.
The present embodiment, first obtain fire alarm message by monitoring server from live video watch-dog, described live video watch-dog geocoding is obtained again according to described fire alarm message, and described live video watch-dog geocoding is sent to background video monitoring client, then background video monitoring client is switched to corresponding video monitoring picture according to described live video watch-dog geocoding, thus realizes the object of the monitored picture of display fire alarm generation area in time.
Wherein in an embodiment, the step that described monitoring server obtains described live video watch-dog geocoding according to fire alarm message comprises:
Monitoring server obtains the fire perceiving device geocoding in described fire alarm message;
In preset address correspondence table, the live video watch-dog geocoding corresponding with described fire perceiving device geocoding is searched according to described fire perceiving device geocoding.
Wherein, described preset address correspondence table is the corresponding lists of fire perceiving device geocoding and live video watch-dog geocoding.
Wherein in an embodiment, described offshore wind farm fire alarm video frequency monitoring method is further comprising the steps of:
Alarm is sent when background video monitoring client receives live video watch-dog geocoding.
Alarm can be light alarm or/and sound alarm, send light alarm or/and sound alarm when background video monitoring client receives live video watch-dog geocoding, alarm can be sent to the related personnel not near background video monitoring client in time.
Each technical characteristic of the above embodiment can combine arbitrarily, for making description succinct, the all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics does not exist contradiction, be all considered to be the scope that this specification is recorded.
The above embodiment only have expressed several execution mode of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection range of patent of the present invention should be as the criterion with claims.
Claims (8)
1. an offshore wind farm fire alarm video monitoring system, is characterized in that, comprises the live video monitoring client, monitoring server and the background video monitoring client that connect successively;
Described live video monitoring client comprises the live video watch-dog be connected with monitoring server, and pull station, described pull station comprises fire perceiving device and fire alarm communicator further, and described fire alarm communicator is connected with fire perceiving device and live video watch-dog respectively;
Described fire perceiving device is used for generating fire alarm message when there is fire alarm, and described fire alarm message is sent to fire alarm communicator;
Described fire alarm communicator is used for the fire alarm message of acquisition to be sent to described live video watch-dog;
Described fire alarm message for monitoring fire scene region, and is sent to described monitoring server by described live video watch-dog;
Described monitoring server is used for the live video watch-dog geocoding obtaining monitoring fire scene region according to described fire alarm message, and described live video watch-dog geocoding is sent to background video monitoring client;
Described background video monitoring client is used for the video monitoring picture being switched to corresponding live video watch-dog according to described live video watch-dog geocoding.
2. offshore wind farm fire alarm video monitoring system according to claim 1, is characterized in that, described fire perceiving device is smoke detector or heat detector.
3. offshore wind farm fire alarm video monitoring system according to claim 1, is characterized in that, the communication interface of described fire alarm communicator and live video watch-dog adopts RS485 half duplex communication interface.
4. offshore wind farm fire alarm video monitoring system according to claim 1, is characterized in that, the communication interface of described fire alarm communicator and live video watch-dog adopts RJ45 network interface.
5. offshore wind farm fire alarm video monitoring system according to claim 1, it is characterized in that, described background video monitoring client comprises alarm equipment, and described alarm equipment is used for sending alarm when background video monitoring client receives live video watch-dog geocoding.
6. an offshore wind farm fire alarm video frequency monitoring method, is characterized in that, comprises the following steps:
Monitoring server obtains fire alarm message from live video watch-dog;
Monitoring server obtains described live video watch-dog geocoding according to described fire alarm message, and described live video watch-dog geocoding is sent to background video monitoring client;
Described background video monitoring client is switched to corresponding video monitoring picture according to described live video watch-dog geocoding.
7. offshore wind farm fire alarm video frequency monitoring method according to claim 6, is characterized in that, the step that described monitoring server obtains described live video watch-dog geocoding according to fire alarm message comprises:
Monitoring server obtains the fire perceiving device geocoding in described fire alarm message;
In preset address correspondence table, the live video watch-dog geocoding corresponding with described fire perceiving device geocoding is searched according to described fire perceiving device geocoding.
8. offshore wind farm fire alarm video frequency monitoring method according to claim 6, is characterized in that, further comprising the steps of:
Alarm is sent when background video monitoring client receives live video watch-dog geocoding.
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| CN201510419526.8A CN105007459A (en) | 2015-07-16 | 2015-07-16 | Offshore wind power fire alarm video monitoring system and method |
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| CN201510419526.8A CN105007459A (en) | 2015-07-16 | 2015-07-16 | Offshore wind power fire alarm video monitoring system and method |
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| CN113570811A (en) * | 2021-07-21 | 2021-10-29 | 上海外高桥造船有限公司 | Fire monitoring system in ship and monitoring method thereof |
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| JP5000913B2 (en) * | 2006-03-30 | 2012-08-15 | ホーチキ株式会社 | Fire alarm system |
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Application publication date: 20151028 |