CN202331700U - Cable temperature early warning system based on multi-criteria - Google Patents
Cable temperature early warning system based on multi-criteria Download PDFInfo
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- CN202331700U CN202331700U CN2011204332205U CN201120433220U CN202331700U CN 202331700 U CN202331700 U CN 202331700U CN 2011204332205 U CN2011204332205 U CN 2011204332205U CN 201120433220 U CN201120433220 U CN 201120433220U CN 202331700 U CN202331700 U CN 202331700U
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- 239000000779 smoke Substances 0.000 claims description 16
- 238000001514 detection method Methods 0.000 claims description 14
- 238000012544 monitoring process Methods 0.000 abstract description 4
- 238000010792 warming Methods 0.000 abstract 3
- 230000007547 defect Effects 0.000 abstract 1
- 230000001629 suppression Effects 0.000 abstract 1
- 230000002950 deficient Effects 0.000 description 4
- 230000007257 malfunction Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 206010000372 Accident at work Diseases 0.000 description 1
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- 238000005516 engineering process Methods 0.000 description 1
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Abstract
The utility model relates to a cable temperature early warming system based on multi-criteria. The cable temperature early warming system based on the multi-criteria comprises a computer monitoring system, a data concentration processor, a smoke-sensing detector, a temperature-sensing detector, a temperature-sensing cable detector and a fire protection linkage device, wherein the data concentration processor is connected with the computer monitoring system through a local network and comprises a CPU (Central Processing Unit), a CAN (Controller Area Network) bus and RJ 45 data interfaces, the CPU is connected with the CAN bus, and the smoke-sensing detector, the temperature-sensing detector, the temperature-sensing cable detector and the fire protection linkage device are connected with the CAN bus through the RJ45 data interfaces. The cable temperature early warming system based on the multi-criteria, disclosed by the utility model, has the advantages that the structure is reasonable, integrated data can be quickly transmitted to the data concentration processor through the RJ45 interfaces, the fire risk of a cable can be comprehensively judged through various detecting information, the defects of false early warning of cable temperature and false action of an automatic suppression system are overcome, and the fire protection security level of a power cable and the accuracy of the fire early warning are obviously increased.
Description
Technical field
The utility model belongs to the computer monitoring technical field.Be particularly related to a kind of cable temperature early warning system based on many criterions.Through multiple detection information the cable fire risk is comprehensively judged, overcome the defective of cable temperature early warning wrong report, automatic fire extinguishing system malfunction.
Background technology
Cable is the most extensive in application on power system, can it be divided into classifications such as power cable, umbilical cable, telecommunication cable by purposes.All kinds of cables focus mostly on greatly and are laid in the cable duct, have that wide coverage, circuit are long, quantity is many, lay problems such as intensive, causes fire in case certain root cable breaks down, with causing serious industrial accident.Mainly there is the single defective of thermometric criterion in existing cable temperature prior-warning device, causes temperature early warning wrong report easily, and then causes the malfunction of automatic fire extinguishing system, is unfavorable for the security against fire of power cable.
Summary of the invention
The purpose of the utility model is to provide a kind of cable temperature early warning system based on many criterions; Can comprehensive multiple detection information comprehensively be judged by the cable fire risk; Overcome the defective of cable temperature early warning wrong report, automatic fire extinguishing system malfunction, can significantly improve the security against fire grade of power cable.
To achieve these goals; The technical scheme of the utility model is: a kind of cable temperature early warning system based on many criterions comprises temperature sensing cable detector and fire-fighting link equipment that computer supervisory control system, centralized data processing device, smoke alarm, temperature detection device, temperature sensing cable connect; The centralized data processing device is connected with computer supervisory control system through LAN; Wherein, The centralized data processing device comprises central processing unit, controller area net (CAN) bus and RJ45 data-interface; Central processing unit is connected with the CAN bus, and smoke alarm, temperature detection device, temperature sensing cable detector and fire-fighting link equipment are connected with controller area net (CAN) bus through the RJ45 data-interface.
Said computer supervisory control system comprises database server, foreground workstation and note early warning server, and the centralized data processing device is connected with database server with foreground workstation, note early warning server through LAN.
Said temperature sensing cable is wrapped in the power cable outside with wave-like.
Said CAN bus has 24 to 64 loops, and each loop is connected with the RJ45 data-interface respectively.
It is the explosion-proof ion smoke detector of JTYB-LZ-1151EIS that described smoke alarm adopts model.
It is the intelligent opto-electrical smoke fire detector of JTY-GD-2101/A that described temperature detection device adopts model.
It is the renewable type cable linear constant temperature fire detector of JTW-LD-SF600 that described temperature sensing cable detector adopts model.
The beneficial effect of the utility model is: system architecture is reasonable; Can comprehensive multiple detection information comprehensively be judged by the cable fire risk; Overcome the defective of cable temperature early warning wrong report, automatic fire extinguishing system malfunction; Significantly improve the security against fire grade of power cable, improved the accuracy of fire alarm, guaranteed the validity of fire-fighting link device motion.
Below in conjunction with accompanying drawing and embodiment the utility model is made a detailed description.
Description of drawings
Fig. 1 is the utility model circuit structure schematic block diagram;
Fig. 2 is the utility model centralized data processing device circuit structure schematic block diagram.
Embodiment
A kind of cable temperature early warning system based on many criterions; Referring to Fig. 1 and Fig. 2, said system comprises temperature sensing cable detector 5 and the fire-fighting link equipment 6 that computer supervisory control system 1, centralized data processing device 2, smoke alarm 3, temperature detection device 4, temperature sensing cable connect; The centralized data processing device is connected with computer supervisory control system; Wherein, The centralized data processing device comprises central processing unit 2-1, controller area net (CAN (Controller Area Network)) bus 2-2 and RJ45 data-interface 2-3; Central processing unit is connected with the CAN bus, and smoke alarm, temperature detection device, temperature sensing cable detector and fire-fighting link equipment are connected with the CAN bus through the RJ45 data-interface.
Computer supervisory control system described in the embodiment adopts the B/S mode of operation; Form by database server 1-1, foreground workstation1-2 and note early warning server 1-3 three parts; Server and workstation all adopt HP Pavilion p7-1005cx model computing machine; Connect and compose TCP/IP LAN 8 through TL-SG1024T gigabit ethernet switch 7, wherein, the centralized data processing device is connected with database server with foreground workstation, note early warning server through LAN.
Centralized data processing device described in the embodiment adopts JB-TBL-2100 linkage type fire alarm control unit, adopts the CAN bussing technique to make up internal network, adopts the RJ45 universal data interface to realize modular construction.This controller has 1 to 24 of bus loop; 254 information points in every loop, totally 6096 points can be realized data and message exchange between controller and the loop device (all kinds of detectors, input/output module); Unit loop max cap. can extend to 64 loops, totally 16256 points; Directly interlock control is 14 groups, can extend to 254 groups, can directly control outside fire fighting equipment action; Bus interlock control 112 points can extend to 2032 points, can realize the output device on the bus of any loop is controlled through the interlock programming.
Said temperature sensing cable is wrapped in the power cable outside with wave-like; Measurement range need cover whole monitored cable length; The micro processor of temperature sensing cable transmits signals to power amplifier according to the temperature result of detection in each stage of fire; Drive alarm relay and send heat alarm, and send into the centralized data processing device through RS-232 interface.Said smoke alarm and temperature detection device are fixed a point to distribute in cable duct and are installed, and survey feedback signal and send into the centralized data processing device through RS-232 interface.
The said centralized data processing device fire alarm control unit that promptly links carries out comprehensive assessment according to the feedback signal of range detector to fire risk; Provide the analysis-by-synthesis alarming result; Deliver to database server through the TCP/IP network; If alarming value reaches the interlock boundary, then trigger the action of putting out a fire of interlock fire fighting equipment.The foreground workstation can be through the fire hazard monitoring information on the network real-time browsing database server; The early warning information short message server can send to the related work personnel through short message mode with every warning message; Remind it that alarm circuit is carried out trouble shooting; So that fix a breakdown ahead of time, eliminate fire risk.
Therefore in sum, the CAN bus described in the system can have 24 to 64 loops, and each loop is connected with the RJ45 data-interface respectively.It is the explosion-proof ion smoke detector of JTYB-LZ-1151EIS that described smoke alarm adopts model.It is the intelligent opto-electrical smoke fire detector of JTY-GD-2101/A that described temperature detection device adopts model.It is the renewable type cable linear constant temperature fire detector of JTW-LD-SF600 that described temperature sensing cable detector adopts model.
Claims (7)
1. the cable temperature early warning system based on many criterions comprises temperature sensing cable detector and fire-fighting link equipment that computer supervisory control system, centralized data processing device, smoke alarm, temperature detection device, temperature sensing cable connect; The centralized data processing device is connected with computer supervisory control system through LAN; It is characterized in that; Said centralized data processing device comprises central processing unit, CAN bus and RJ45 data-interface; Central processing unit is connected with the CAN bus, and smoke alarm, temperature detection device, temperature sensing cable and fire-fighting link equipment are connected with the CAN bus through the RJ45 data-interface.
2. a kind of cable temperature early warning system according to claim 1 based on many criterions; It is characterized in that; Said computer supervisory control system comprises database server, foreground workstation and note early warning server, and the centralized data processing device is connected with database server with foreground workstation, note early warning server through LAN.
3. a kind of cable temperature early warning system based on many criterions according to claim 1 is characterized in that said CAN bus has 24 to 64 loops, and each loop is connected with the RJ45 data-interface respectively.
4. a kind of cable temperature early warning system based on many criterions according to claim 1 is characterized in that said temperature sensing cable is wrapped in the power cable outside with wave-like.
5. a kind of cable temperature early warning system based on many criterions according to claim 1 is characterized in that, it is the explosion-proof ion smoke detector of JTYB-LZ-1151EIS that described smoke alarm adopts model.
6. a kind of cable temperature early warning system based on many criterions according to claim 1 is characterized in that, it is the intelligent opto-electrical smoke fire detector of JTY-GD-2101/A that described temperature detection device adopts model.
7. a kind of cable temperature early warning system based on many criterions according to claim 1 is characterized in that, it is the renewable type cable linear constant temperature fire detector of JTW-LD-SF600 that described temperature sensing cable detector adopts model.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204332205U CN202331700U (en) | 2011-11-04 | 2011-11-04 | Cable temperature early warning system based on multi-criteria |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204332205U CN202331700U (en) | 2011-11-04 | 2011-11-04 | Cable temperature early warning system based on multi-criteria |
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| CN202331700U true CN202331700U (en) | 2012-07-11 |
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| CN2011204332205U Expired - Lifetime CN202331700U (en) | 2011-11-04 | 2011-11-04 | Cable temperature early warning system based on multi-criteria |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102974063A (en) * | 2012-12-09 | 2013-03-20 | 安徽省电力公司蚌埠供电公司 | Intelligent real-time fire monitoring and self-extinguishing system cable duct |
| CN104913767A (en) * | 2015-05-29 | 2015-09-16 | 中国科学院声学研究所 | Temperature depth detecting device based CAN bus, temperature depth detecting system based CAN bus and temperature depth detecting method based CAN bus |
| CN105205968A (en) * | 2015-08-14 | 2015-12-30 | 南车株洲电力机车有限公司 | Fire monitoring control system |
| CN106297156A (en) * | 2016-10-09 | 2017-01-04 | 南京工程学院 | A kind of power plant cable fire on-line monitoring early warning system and method |
| CN109472962A (en) * | 2018-12-19 | 2019-03-15 | 上海金盾消防智能科技有限公司 | A kind of cable duct fire monitoring module on the spot |
-
2011
- 2011-11-04 CN CN2011204332205U patent/CN202331700U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102974063A (en) * | 2012-12-09 | 2013-03-20 | 安徽省电力公司蚌埠供电公司 | Intelligent real-time fire monitoring and self-extinguishing system cable duct |
| CN104913767A (en) * | 2015-05-29 | 2015-09-16 | 中国科学院声学研究所 | Temperature depth detecting device based CAN bus, temperature depth detecting system based CAN bus and temperature depth detecting method based CAN bus |
| CN104913767B (en) * | 2015-05-29 | 2017-08-25 | 中国科学院声学研究所 | Warm depth finding device, system and method based on CAN |
| CN105205968A (en) * | 2015-08-14 | 2015-12-30 | 南车株洲电力机车有限公司 | Fire monitoring control system |
| CN106297156A (en) * | 2016-10-09 | 2017-01-04 | 南京工程学院 | A kind of power plant cable fire on-line monitoring early warning system and method |
| CN109472962A (en) * | 2018-12-19 | 2019-03-15 | 上海金盾消防智能科技有限公司 | A kind of cable duct fire monitoring module on the spot |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: STATE GRID CORPORATION OF CHINA Free format text: FORMER OWNER: ANHUI ACADEMY OF ELECTRIC POWER SCIENCES Effective date: 20140207 Owner name: ANHUI ACADEMY OF ELECTRIC POWER SCIENCES Effective date: 20140207 |
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Free format text: CORRECT: ADDRESS; FROM: 230601 HEFEI, ANHUI PROVINCE TO: 100031 XICHENG, BEIJING |
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| TR01 | Transfer of patent right |
Effective date of registration: 20140207 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: Anhui Academy of Electric Power Sciences Address before: 230601 No. 299 Ziyun Road, Hefei Economic Development Zone, Anhui, China Patentee before: Anhui Academy of Electric Power Sciences |
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| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120711 |
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| CX01 | Expiry of patent term |