CN203745919U - SF6 leakage online monitoring alarm system - Google Patents

SF6 leakage online monitoring alarm system Download PDF

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Publication number
CN203745919U
CN203745919U CN201320889012.5U CN201320889012U CN203745919U CN 203745919 U CN203745919 U CN 203745919U CN 201320889012 U CN201320889012 U CN 201320889012U CN 203745919 U CN203745919 U CN 203745919U
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China
Prior art keywords
module
extension set
master controller
alarm system
online monitoring
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Expired - Fee Related
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CN201320889012.5U
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Chinese (zh)
Inventor
成雪梅
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ZHUHAI SANCHANG ELECTRICAL APPLIANCES CO Ltd
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ZHUHAI SANCHANG ELECTRICAL APPLIANCES CO Ltd
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Priority to CN201320889012.5U priority Critical patent/CN203745919U/en
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Publication of CN203745919U publication Critical patent/CN203745919U/en
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Abstract

The utility model provides an SF6 leakage online monitoring alarm system. The SF6 leakage online monitoring alarm system includes an SF6 main controller, at least one SF6 detection extension set, at least one detection probe which is connected with the SF6 detection extension set, and a plurality of draught fan loops of which the starting and stopping are controlled by the SF6 main controller; the SF6 detection extension sets detect indoor SF6 through the detection probe and generate corresponding concentration values, and transmit the concentration values to the SF6 main controller; the SF6 main controller analyzes and judge the gas concentration values of the extension sets; and corresponding numerical values are displayed through a 10-inch color liquid crystal display screen; and when the gas concentration values exceed a standard value, draught fans can be started through the draught fan loops so as to perform ventilation, and an alarm is given. The SF6 leakage online monitoring alarm system provided by the utility model can automatically detect, adjust and control of the concentrations of SF6 and O2 in an indoor large-area operation filed, and therefore, quantitative detection, adjustment and control of the concentrations of the indoor SF6 and O2 can be realized, detection and processing efficiency of SF6 leakage and O2 shortage can be improved, and requirements of workplaces for the preciseness of environment parameters can be satisfied, and the security of working personnel in a working environment can be ensured.

Description

A kind of SF 6leakage Gas online monitoring alarm system
Technical field
The utility model relates to a kind of SF 6leakage Gas online monitoring alarm system.
Background technology
Large enterprise as each in electric system has SF 6operating environment in the indoor operating environment of gas isolated electrical equipment, what equipment was difficult to avoid in the time of operation has SF 6leakage Gas, therefore just need to be to indoor SF 6, O 2monitor and take when the gas concentration value of being above standard necessary measure Deng the concentration of gas, change wind as ventilated, give the alarm and notify operating personnel to withdraw etc., to ensure the safety in operating environment.But the detection sensitivity of traditional gas-monitoring product is lower and stay in the qualitative detection stage, only can just take treatment measures after gas concentration exceeds standard.Moreover general gas-monitoring product without accident treatment function, cannot just get the necessary treatment measures such as ventilation to the gas exceeding standard, all need operating personnel to process to scene, monitoring point.
Have and see and this, in order to improve SF 6leakage Gas, scarce O 2detect and the efficiency of processing, just need a kind ofly can patrol and examine to scene without operating personnel, the SF to multiple diverse geographic locations simultaneously 6leakage Gas, scarce O 2the online monitoring alarm system detecting.
Utility model content
Based on the demand, the utility model proposes a kind of SF 6leakage Gas online monitoring alarm system, to indoor SF 6, O 2the concentration of gas carries out quantitatively detecting and regulation and control, improves SF 6leakage Gas, scarce O 2detect and the efficiency of processing, meet the accurate requirement of operation place to environmental parameter.Its technical scheme adopting is as follows:
A kind of SF 6leakage Gas online monitoring alarm system, comprises SF 6master controller, at least one SF 6detect extension set, at least one and SF 6detect the detection probe that is connected of extension set and by SF 6some blower fans loop of its start and stop of main controller controls; Described SF 6detect extension set by detection probe to indoor SF 6, O 2gas detects and generates corresponding concentration numerical value, delivers to SF 6master controller; Described SF 6master controller is analyzed, is judged the gas concentration numerical value of described each extension set, in the time exceeding standard value, is taken a breath and is reported to the police by described blower fan loop start blower fan.
The advantage of said system is: realize at SF 6when concentration over-standard, automatically carry out ventilation, SF can effectively alleviate unmanned time 6gas concentration exceeds standard and lacks O 2the deterioration of situation, again for maintainer provides safer maintenance environment.Meanwhile, provide a kind of automatically detects and regulation and control SF in large area operation place 6the mode of gas concentration, improves SF 6leakage Gas, scarce O 2detect and the efficiency of processing, to ensure the personal security in operating environment.
The technical solution of the utility model further comprises:
Described SF 6master controller comprise processor, memory module, demonstration operational module, air-blower control module and the power module for above-mentioned each module for power supply;
Described memory module, is used for contrasting the concentration numerical value table of comparisons of judgement and the gas concentration records of values of each extension set in order to storage;
Described processor, in order to according to the comparative result of numerical value in the gas concentration numerical value of each detection extension set feedback and the described concentration numerical value table of comparisons, judges whether gas concentration exceeds standard, and then drives air-blower control module to start or stop blower fan; As preferably, 32 MCV processors of described processor adopting;
Described demonstration operational module, be connected with a colored touch screen, in order to show corresponding system interface and numerical information; Or operator's touch information is fed back to processor, corresponding data are transferred or generated to processor according to this touch information, then by show operational module show in real time; As preferably, described colored touch screen adopts 10 cun of color liquid crystal touch screens.
Further, described SF 6master controller also comprises infrared sensing module, when infrared sensing module sense operator near time can send a signal to processor, in order to wake the each functional module in holding state up.
Further, described SF 6master controller also comprises voice module, in order to voice operating prompting, chimes of doom to be provided and to send music or voice greetings in device power-up or while waking up.
Further, described SF 6detect extension set and comprise extension set processor, signal processing module, charactron display module, the digital display tube being connected with this charactron display module and the power module for above-mentioned each module for power supply;
Described signal processing module, is connected with each detection probe, in order to the electric signal of detection probe feedback is converted to corresponding gas concentration value, then delivers to extension set processor;
Described extension set processor, in order to show via charactron display module described gas concentration numerical value on digital display tube; Meanwhile, this gas concentration numerical value is sent to SF 6master controller.
Further, described SF 6detect extension set and also include the probe adjusting module being connected with extension set processor, described probe adjusting module is connected with each detection probe, in order to according to the control signal of extension set processor, the sensitivity to each detection probe or stability regulate.
Further, described SF 6tCP/IP procotol is supported in the data communication of master controller, with each SF 6detect extension set and connect by network-bus, SF 6master controller detects extension set by network-bus to SF6 and transmits control signal and receive detection sampling numerical value, and described control signal at least comprises real-time sampling signal and sensitivity-adjusted signal, described SF 6485,232, TCP/IP, 18650 the communication port of master controller is selected to comprise:.
Further, described SF 6the power module of master controller and SF 6detect the power module of extension set and support the access of 85V to 264V alternating voltage, make the applicable various ac voltage standards of the utility model, be not subject to country, regional limits, there is higher applicability.
Further, described SF 6master controller is controlled network with management and is connected, to realize multiple SF 6the networking control of master controller; Described management control network can comprise automated management system, fire-fighting system, the security system of transformer station, to realize the interlock controlling and pre-warning function of each system, greatly improves security and the practicality of system.
Further, described detection probe is at least to SF 6, O 2the All-in-One detection probe that gas concentration, temperature and humidity detect, described SF 6master controller and SF 6detecting extension set can corresponding detection, processing and demonstration comprise SF 6, O 2the numerical value of gas concentration, temperature and humidity, and corresponding records of values is stored by memory module.Detect demand according to reality, described detection probe can realize comprising SF 6, O 2, CH 4, CO 2, H 2the detection of the multiple gases such as S, CO.
Advantage of the present utility model and beneficial effect are:
1, the multiple spot networking mode of module system or bus system is very flexible, can change and make quick response the gas concentration in large area operation place, temperature and humidity;
2, realize quantitative detection the demonstration that quantizes to gas concentration, and select Color Liquid Crystal Display purplish or white patches on the skin, gas concentration, temperature and humidity that convenient working personnel and overall control center operating personnel more accurately grasp in operation place change, and continue to have the sufficient time to judge and take effective counter-measure;
3, can carry out communication with the automated management system in the operation places such as power station, to realize the interlock controlling and pre-warning function of each system, greatly improve security and the practicality of system;
4, except SF 6outside gas, also can be to O 2, CH 4, CO 2, H 2the concentration of the gas such as S, CO, the temperature of indoor environment, humidity are monitored, and maintain better a rational operating environment of every numerical value, meet the strict demand of operation place to environment.
Brief description of the drawings
Fig. 1 is system composition schematic diagram of the present utility model.
Fig. 2 is SF 6the composition schematic diagram one of master controller.
Fig. 3 is SF 6the composition schematic diagram two of master controller.
Fig. 4 is SF 6detect the composition schematic diagram of extension set.
Embodiment
As follows by reference to the accompanying drawings, skill scheme of the present utility model is further described:
As shown in Figure 1, a kind of SF 6leakage Gas online monitoring alarm system, comprises SF 6master controller 1, some SF 6detect extension set 2, with each SF 6detect the detection probe 3 that is connected of extension set and some by SF 6the blower fan 4 of its start and stop of main controller controls.
Described SF 6detect extension set 2 and pass through detection probe 3 to indoor SF 6gas detects and generates corresponding concentration numerical value, delivers to SF 6master controller 1; Described SF 6master controller 1 is analyzed, is judged the gas concentration numerical value of described each extension set, starts blower fan 4 and take a breath in the time exceeding standard value.
Described SF 6master controller 1 is connected with power station automatic monitored control system 5, to realize multiple SF 6the networking control of master controller and monitor message feedback.
As shown in Figure 2 and Figure 3, described SF 6master controller comprises 32 MCV processors 10, memory module 11, show operational module 12, air-blower control module 13, infrared sensing module 14, voice module 15 and the power module 16 for above-mentioned each module for power supply;
Described memory module 11, is used for contrasting the concentration numerical value table of comparisons of judgement and the gas concentration records of values of each extension set in order to storage;
Described 32 MCV processors 10, in order to according to the comparative result of numerical value in the gas concentration numerical value of each detection extension set feedback and the described concentration numerical value table of comparisons, judge whether gas concentration exceeds standard, and then drive air-blower control module to start or stop blower fan;
Described demonstration operational module 12, be connected with one 10 cun of color liquid crystal touch screens 17, in order to show corresponding system interface and numerical information; Or operator's touch information is fed back to 10,32 MCV processors 10 of 32 MCV processors transfers or generates corresponding data according to this touch information, then by show operational module 12 show in real time;
Described infrared sensing module 14 sense operator near time can send a signal to 32 MCV processors 10, in order to wake the each functional module in holding state up.
Described voice module 15, in order to provide voice operating prompting, chimes of doom and to send music or voice greetings in device power-up or while waking up.
Blower fan 4 can directly be connected with air-blower control module 13, and according to driving signal enabling or the shutdown of air-blower control module 13.Or each blower fan 4 is connected with SF6 master controller 1 by RS485 bus, and starts or shut down according to the control signal of 32 MCV processors 10.
As shown in Figure 4, described SF 6detect extension set and comprise extension set processor 20, signal processing module 21, charactron display module 22, the digital display tube 23 being connected with this charactron display module, probe adjusting module 24 and the power module 25 for above-mentioned each module for power supply;
Described signal processing module 21, is connected with the first detection probe 31, the second detection probe 32, is converted to corresponding gas concentration value, then delivers to extension set processor 20 in order to the electric signal that the first detection probe 31, the second detection probe 32 are fed back;
Described extension set processor 20, in order to show via charactron display module 22 described gas concentration numerical value on digital display tube 23; Meanwhile, this gas concentration numerical value is sent to SF 6master controller 10.
Described probe adjusting module 24, be connected with extension set processor 20, described probe adjusting module 24 is connected with the first detection probe 31, the second detection probe 32, in order to the sensitivity of the first detection probe 31, the second detection probe 32 is regulated according to the control signal of extension set processor 20.
Further, described SF 6master controller 1 and each SF 6detect extension set 2 and include respectively a RS485 interface module (18,26), SF6 master controller 1 and each SF 6detecting extension set 2 connects by RS485 bus.Described SF6 master controller 1 passes through RS485 bus to SF 6detect extension set 2 and transmit control signal and receive detection sampling numerical value, described control signal at least comprises real-time sampling signal and sensitivity-adjusted signal.Based on RS485 bus, a SF 6master controller can detect extension set by 64 SF6 of direct-connected control, and can be according to actual needs, and expansion connects 255 SF 6detect extension set, realize networking on a large scale.
Described SF 6power module 16 and the SF of master controller 1 6detect the power module 25 of extension set 2 and support the access of 85V to 264V alternating voltage, make the applicable various ac voltage standards of the utility model, be not subject to country, regional limits, there is higher applicability.
As the improvement of such scheme, described the first detection probe 31, the second detection probe 32 are SF 6, O 2gas concentration, temperature and humidity four-in-one detection probe, described SF 6master controller and SF 6detect extension set and can correspondingly show corresponding SF 6, O 2the numerical value of gas concentration, temperature and humidity.
Above-mentioned preferred implementation should be considered as illustrating of embodiment of the present utility model, and identical, the approximate or technology deduction made based on this of scheme all and of the present utility model, replacement, improvement etc., all should be considered as protection domain of the present utility model.

Claims (10)

1. a SF 6leakage Gas online monitoring alarm system, is characterized in that: comprise SF 6master controller, at least one SF 6detect extension set, at least one and SF 6detect the detection probe that is connected of extension set and by SF 6some blower fans loop of its start and stop of main controller controls; Described SF 6detect extension set by detection probe to indoor SF 6, O 2gas detects and generates corresponding concentration numerical value, delivers to SF 6master controller; Described SF 6master controller is analyzed, is judged the gas concentration numerical value of described each extension set, in the time exceeding standard value, is taken a breath and is reported to the police by described blower fan loop start blower fan.
2. a kind of SF according to claim 1 6leakage Gas online monitoring alarm system, is characterized in that: described SF 6master controller comprise processor, memory module, demonstration operational module, air-blower control module and the power module for above-mentioned each module for power supply;
Described memory module, is used for contrasting the gas concentration numerical value table of comparisons of judgement and the gas concentration records of values of each extension set in order to storage;
Described processor, in order to according to the comparative result of numerical value in the gas concentration numerical value of each detection extension set feedback and the described concentration numerical value table of comparisons, judges whether gas concentration exceeds standard, and then drives air-blower control module to start or stop blower fan;
Described demonstration operational module, be connected with a colored touch screen, in order to show corresponding system interface and numerical information; Or operator's touch information is fed back to processor, corresponding data are transferred or generated to processor according to this touch information, then by show operational module show in real time.
3. a kind of SF according to claim 2 6leakage Gas online monitoring alarm system, is characterized in that: described SF 6master controller also comprises infrared sensing module, when infrared sensing module sense operator near time can send a signal to processor, in order to wake the each functional module in holding state up.
4. a kind of SF according to claim 3 6leakage Gas online monitoring alarm system, is characterized in that: described SF 6master controller also comprises voice module, in order to voice operating prompting, chimes of doom to be provided and to send music or voice greetings in device power-up or while waking up.
5. according to a kind of SF described in claim 1 to 4 any one 6leakage Gas online monitoring alarm system, is characterized in that: described SF 6detect extension set and comprise extension set processor, signal processing module, charactron display module, the digital display tube being connected with this charactron display module and the power module for above-mentioned each module for power supply;
Described signal processing module, is connected with each detection probe, in order to the electric signal of detection probe feedback is converted to corresponding gas concentration value, then delivers to extension set processor;
Described extension set processor, in order to show via charactron display module described gas concentration numerical value on digital display tube; Meanwhile, this gas concentration numerical value is sent to SF 6master controller.
6. a kind of SF according to claim 5 6leakage Gas online monitoring alarm system, is characterized in that: described SF 6detect extension set and also include the probe adjusting module being connected with extension set processor, described probe adjusting module is connected with each detection probe, in order to according to the control signal of extension set processor, the sensitivity to each detection probe or degree of stability regulate.
7. a kind of SF according to claim 6 6leakage Gas online monitoring alarm system, is characterized in that: described SF 6tCP/IP procotol is supported in the data communication of master controller, with each SF 6detect extension set and connect by network-bus, SF 6master controller by network-bus to SF 6485,232, TCP/IP, 18650 detect extension set and transmit control signal and receive and detect sampling numerical value, the communication port of described SF6 master controller at least comprises:.
8. a kind of SF according to claim 7 6leakage Gas online monitoring alarm system, is characterized in that: described SF 6the power module of master controller and SF 6detect the power module of extension set and support the access of 85V to 264V alternating voltage.
9. a kind of SF according to claim 8 6leakage Gas online monitoring alarm system, is characterized in that: described SF 6master controller is controlled network with other management and is connected, to realize multiple SF 6the networking control of master controller.
10. a kind of SF according to claim 9 6leakage Gas online monitoring alarm system, is characterized in that: described detection probe is at least to SF 6, O 2the All-in-One detection probe that gas concentration, temperature and humidity detect, described SF 6master controller and SF 6detecting extension set can corresponding detection, processing and demonstration comprise SF 6, O 2the numerical value of gas concentration, temperature and humidity, and corresponding records of values is stored by memory module.
CN201320889012.5U 2013-12-31 2013-12-31 SF6 leakage online monitoring alarm system Expired - Fee Related CN203745919U (en)

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109540398A (en) * 2018-12-29 2019-03-29 云南电网有限责任公司电力科学研究院 SF6 gas leakage monitoring alarm system and method based on Wireless Mesh
CN114320983A (en) * 2021-12-17 2022-04-12 山东钢铁集团永锋临港有限公司 Automatic control system for SF6 gas leakage fan

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109540398A (en) * 2018-12-29 2019-03-29 云南电网有限责任公司电力科学研究院 SF6 gas leakage monitoring alarm system and method based on Wireless Mesh
CN114320983A (en) * 2021-12-17 2022-04-12 山东钢铁集团永锋临港有限公司 Automatic control system for SF6 gas leakage fan
CN114320983B (en) * 2021-12-17 2023-07-25 山东钢铁集团永锋临港有限公司 Automatic control system for SF6 gas leakage fan

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CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20140730

Termination date: 20201231