CN209117646U - The leak supervision and emergent treatment system of electrical equipment gas medium - Google Patents
The leak supervision and emergent treatment system of electrical equipment gas medium Download PDFInfo
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- CN209117646U CN209117646U CN201821732941.4U CN201821732941U CN209117646U CN 209117646 U CN209117646 U CN 209117646U CN 201821732941 U CN201821732941 U CN 201821732941U CN 209117646 U CN209117646 U CN 209117646U
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Abstract
The utility model provides the leak supervision and emergent treatment system of a kind of electrical equipment gas medium, it include: the gas-monitoring transmitter and human inductor being set in the electrical equipment local environment containing gas medium, gas-monitoring transmitter obtains the concentration information of the gas medium of electrical equipment local environment；Human inductor generates human body sensing information when electrical equipment local environment has personnel to enter；Host, host passes through fieldbus respectively and is connected with gas-monitoring transmitter and human inductor, host receives concentration information, and alarm signal is generated when judging gas medium leakage according to concentration information, and generate fan initiating signal when judging gas medium leakage and receiving human body sensing information；Monitor terminal, monitor terminal are communicatively coupled with host, and monitor terminal receives alarm signal by communication connection, and shows warning message；Blower, blower are connected by fieldbus with host, and blower starts when receiving fan initiating signal to be aerated.
Description
Technical field
The utility model relates to electrical equipment monitoring technical fields, and in particular to a kind of leakage of electrical equipment gas medium
Monitoring and emergent treatment system.
Background technique
Pure SF6(sulfur hexafluoride) gas is colourless, tasteless, odorless, non-ignitable, and chemical property is stablized at normal temperature, belongs to lazy
Property gas.But in power industry, due to SF6It is widely used in high-voltage switch gear primarily as insulation and arc-extinguishing medium and its sets
It is standby, in breaker and GIS (Gas insulated Switchgear, gas-insulating and fully-enclosed combined electrical apparatus) operating process,
Under the influence of the factors such as electric arc, corona, spark discharge and shelf depreciation, high temperature, SF6Gas will do it decomposition, its decomposition
Object will become aggressive electrolyte after encountering moisture, especially some high toxicity decomposition products, as SF4, S2F2, S2F10, SOF2,
HF and SO2, they can stimulate skin, eyes, mucous membrane, if soakage is big, can also cause dizzy and pulmonary edema, or even cause people dead
It dies.
SF is installed6The interior space of high-tension apparatus is generally all more closed, once SF occurs6Gas leakage, due to air circulation
Extremely slowly, toxic decomposition object deposits indoors, is not easy to be discharged, thus to SF is entered6The staff of switch gear room generates very big
Danger.Moreover, because SF6The specific gravity of gas is compared with O2Greatly, as generation SF6When gas leaks, SF6Gas will be in low layer space product
It is poly-, ischaemia is caused, makes one to suffocate.On the other hand, due to SF6Gas colorless and odorless itself, is not easy to allow people after leaking
Discover, this adds increased to the potentially danger for entering leak scene staff, seriously threatens the safety and health of personnel, very
To causing serious accident.
Utility model content
The utility model is to solve because of electrical equipment gas medium such as SF6The technical issues of leaking and causing danger provides
A kind of leak supervision and emergent treatment system of electrical equipment gas medium.
The technical solution adopted in the utility model is as follows:
A kind of leak supervision and emergent treatment system of electrical equipment gas medium, comprising: gas-monitoring transmitter, it is described
Gas-monitoring transmitter is set in the electrical equipment local environment containing gas medium, and the gas-monitoring transmitter is for obtaining
Take the concentration information of the gas medium of the electrical equipment local environment；Human inductor, the human inductor are set to institute
It states in electrical equipment local environment, the human inductor is used for the generation when the electrical equipment local environment has personnel to enter
Human body sensing information；Host, the host pass through fieldbus and the gas-monitoring transmitter and the human body sensing respectively
Device is connected, and the host is judging that the gas medium leaks according to the concentration information for receiving the concentration information
Shi Shengcheng alarm signal, and the gas medium leakage is being judged according to the concentration information and is receiving the human body sensing
Fan initiating signal is generated when information；Monitor terminal, the monitor terminal are communicatively coupled with the host, and the monitoring is eventually
End receives the alarm signal by the communication connection, and shows warning message；Blower, the blower by fieldbus with
The host is connected, and the blower starts when receiving the fan initiating signal to be aerated.
The gas-monitoring transmitter includes SF6Sensor and the first converter, the SF6Sensor is for detecting institute
State the SF of electrical equipment local environment6Concentration, first converter are used for the SF6The detection signal of sensor carries out
AD conversion.
The gas-monitoring transmitter further includes lambda sensor and the second converter, and the lambda sensor is for detecting institute
The oxygen concentration of electrical equipment local environment is stated, second converter is used to carry out the detection signal of the lambda sensor
AD conversion.
The leak supervision and emergent treatment system of the electrical equipment gas medium, further includes: temperature-humidity monitoring pick-up
Device, the temperature-humidity monitoring transmitter are set in the electrical equipment local environment containing gas medium, the temperature-humidity monitoring
Transmitter is used to obtain the temperature and humidity information of the electrical equipment local environment.
The host includes display, and the display is for showing the concentration information, the temperature and humidity information.
The leak supervision and emergent treatment system of the electrical equipment gas medium, further include power module, the electricity
Source module is respectively the gas-monitoring transmitter, the human inductor, the host, the blower and temperature and humidity prison
Survey transmitter power supply.
Monitor terminal and the host carry out wire communication connection or wireless communication connects.
The fieldbus is RS485 bus or CAN bus.
The utility model has the beneficial effects that
The leak supervision and emergent treatment system of the electrical equipment gas medium of the utility model, by being situated between containing gas
Gas-monitoring transmitter and human inductor are set in the electrical equipment local environment of matter, and pass through setting and gas-monitoring pick-up
The host that device is connected with human inductor, the blower being connected with host and the monitor terminal with main-machine communication, can pass through gas as a result,
Body monitoring transducer obtains the concentration information of the gas medium of electrical equipment local environment, and host can judge according to concentration information
Warning message is sent to monitor terminal when gas medium leaks, and gas medium leakage is being judged according to concentration information and is being received
Blower starting ventilation is controlled when human body sensing information, so as to timely and effectively detect whether electrical equipment gas medium is let out
Leakage, and electrical equipment gas medium leakage when carry out warning message upload, and electrical equipment gas medium leakage and
Automatic ventilation when having personnel to enter leakage environment can be avoided effectively causing danger because gas medium leaks, be substantially increased
Safety.
Detailed description of the invention
Fig. 1 is the leak supervision of the electrical equipment gas medium of the utility model embodiment and the box of emergent treatment system
Schematic diagram；
Fig. 2 is the leak supervision and emergent treatment system of the electrical equipment gas medium of the utility model one embodiment
Block diagram；
Fig. 3 is the host interface schematic diagram of the utility model one embodiment；
Fig. 4 is the leak supervision and emergent treatment system of the electrical equipment gas medium of the utility model one embodiment
Attachment structure schematic diagram.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1, the leak supervision and emergent treatment system of the electrical equipment gas medium of the utility model, including gas
Body monitoring transducer 10, human inductor 20, host 30, monitor terminal 40 and blower 50.Wherein, gas-monitoring transmitter 10 is set
It is placed in the electrical equipment local environment containing gas medium, gas-monitoring transmitter 10 is for obtaining electrical equipment local environment
Gas medium concentration information；Human inductor 20 is set in electrical equipment local environment, and human inductor 20 is used for
Human body sensing information is generated when electrical equipment local environment there are personnel to enter；Host 30 passes through fieldbus and gas-monitoring respectively
Transmitter is connected with human inductor 20, and host 30 is judging gas medium according to concentration information for receiving concentration information
Alarm signal, and the life when judging gas medium leakage according to concentration information and receiving human body sensing information are generated when leakage
At fan initiating signal；Monitor terminal 40 is communicatively coupled with host, and monitor terminal 40 receives alarm signal by communication connection
Number, and show warning message；Blower 50 is connected by fieldbus with host 30, and blower 50 is when receiving fan initiating signal
Starting is to be aerated.
In one embodiment of the utility model, electrical equipment gas medium is SF6.As shown in Fig. 2, gas-monitoring becomes
Sending device 10 includes SF6Sensor 11 and the first converter 12, SF6Sensor 11 is used to detect the SF of electrical equipment local environment6
Concentration, the first converter 12 are used for SF6The detection signal of sensor 11 is AD converted.First converter 12 passes through existing
Field bus is connected to host 30, by the SF of digital form6The information such as concentration are transmitted to host 30.
In one embodiment of the utility model, as shown in Fig. 2, gas-monitoring transmitter 10 may also include lambda sensor
13 and second converter 14, lambda sensor 13 be used to detect the oxygen concentration of electrical equipment local environment, the second converter
14 for being AD converted the detection signal of lambda sensor 13.Second converter 14 is connected to host by fieldbus
30, the information such as the oxygen concentration of digital form are transmitted to host 30.
In a specific embodiment of the utility model, human inductor 20 can be thermal infrared human inductor, such as
The human inductor of model Si1102, alternatively, can be microwave human inductor, such as the human body sensing of model SS0002
Device.
In a specific embodiment of the utility model, fieldbus is RS485 bus or CAN bus.With existing in Fig. 2
Field bus is for RS485 bus.
In a specific embodiment of the utility model, monitor terminal 40 and host 30 carry out wire communication connection or nothing
Line communication connection.
In a specific embodiment of the utility model, 30 model of host can be ES-9000B, as shown in figure 3, it becomes
Device interface is sent to can be used to connect gas-monitoring transmitter 10.Whether host 30 can judge gas medium according to the concentration threshold of setting
In other words leakage can generate alarm signal and fan initiating signal according to the alarm point of setting.Such as SF6Concentration alarm point can
For 1000ppm, oxygen concentration alarm point can be 18%, work as SF6The SF that sensor 11 detects6When concentration is greater than 1000ppm, or
When the oxygen concentration that person's lambda sensor 13 detects is less than 18%, host 30 produces alarm signal.That is, in SF6It is dense
Degree is greater than the SF of alarm point setting6When concentration or oxygen concentration are less than the oxygen concentration of alarm point setting, host 30 can be from trend
Monitor terminal 40 sends warning message.
Also there is host 30 people to feel interface, and people feels interface to connect human inductor 20.As shown in figure 3, host 20 has
There is corresponding multiple regions setting fan interface, fan interface is to connect blower 50.Host 30 is judging gas according to concentration information
Body dielectric leakage and receive human inductor 20 transmission human body sensing information when, produce fan initiating signal, with control
Blower 50 starts.That is, in SF6Concentration is greater than the SF of alarm point setting6Concentration or oxygen concentration are less than alarm point setting
Oxygen concentration, and when thering are personnel to enter electrical equipment local environment, host 30 can be automatically controled the starting ventilation of blower 50.As a result,
The safety and health of threat personnel can either be avoided, and can prevent from running due to waste of energy always because of blower.
Further, host 30 can have multiple transmitter interfaces, and multiple transmitter interfaces can respectively correspond and multiple gas
Body monitoring transducer is connected, and as a result, by the way that gas-monitoring transmitter is respectively set in multiple and different regions, can be realized to multiple
The leak supervision of the gas medium in region.
As shown in figure 3, host 30 has total remote alarm interface, alarm signal can be uploaded to monitoring eventually by total remote alarm interface
End.In a specific embodiment of the utility model, monitor terminal can be computer or mobile phone.
In addition, remote alarm interface can be used to connect as shown in figure 3, host 30 has the remote alarm interface of corresponding multiple regions setting
It is connected to onsite alarming device, such as alarm lamp L1 and L2, when host 30 generates alarm signal, can also directly control onsite alarming lamp
Alarm.
In a specific embodiment of the utility model, blower 50 can be NDF series low noise stainless steel ventilation blower, by
The controller of fan of model FKQ-3 controls.The type of blower 50 may include straight way formula or curve type, and the shutter of blower 50 can
To be fixed, can perhaps be automatically opened by the wind-force of air draft shutter or can when opening blower electronic opening shutter.
Blower 50 can also be intelligent blower, can be according to ambient temperature and humidity situation, automatic start-stop blower, and temperature and humidity opens control point can be
Arbitrarily it is arranged on temperature and humidity controller panel on blower.The working power of blower 50 can be AC220V, AC380 or DC220V,
The motor of blower 50 can be plain edition or explosion-proof type, be selected according to application.
In one embodiment of the utility model, as shown in Fig. 2, the leak supervision and emergency of electrical equipment gas medium
Processing system may also include temperature-humidity monitoring transmitter 60, and temperature-humidity monitoring transmitter 60 is set to containing the electrical of gas medium
In equipment local environment, temperature-humidity monitoring transmitter 60 is used to obtain the temperature and humidity information of electrical equipment local environment.Such as
Shown in Fig. 2, temperature-humidity monitoring transmitter 60 may include temperature sensor 61, third converter 62, humidity sensor 63 and
Four converters 64, temperature sensor 61 and humidity sensor 63 are respectively used to the detection temperature of electrical equipment local environment and wet
Degree, third converter 62 and the 4th converter 64 are respectively used to the letter of the detection to temperature sensor 61 and humidity sensor 63
It number is AD converted.Third converter 62 and the 4th converter 64 are connected to host 30 by fieldbus, will be digital
The information such as temperature, the humidity of form are transmitted to host 30.
In one embodiment of the utility model, host 30 includes display, and display can display density information, temperature
And humidity information.In a specific embodiment of the utility model, display can be liquid crystal display.
Further, the leak supervision of electrical equipment gas medium and emergent treatment system further include power module, power supply
Module is respectively that gas-monitoring transmitter 10, human inductor 20, host 30, blower 50 and temperature-humidity monitoring transmitter 60 supply
Electricity.As shown in figure 3, host 30 has AC220V input interface, AC220V power input, host 30 are connected to by air switch
With AC220V output interface, is handled by internal electric power source pair of module AC220V output, be above-mentioned each power device
Corresponding power supply is provided.
In a specific embodiment of the utility model, 30 bulkhead of host is hanging two kinds cabinet type with screen.Wall-mounted host
It is typically mounted at master control room or SF6On the indoor wall of switch gear room inlet, about 1.3 meters~1.5 meters of height and position, facilitate fortune inspection people
Member's observation and operation.Then insertion type is mounted in master control room screen cabinet screen basic housing cabinet.Each transmitter is typically mounted under equipment
On the channel steel of side basis, in part, metope can be fixed or be directly anchored in the ground of foundation-free channel steel by homemade L-type fixed frame
On, ground proximity is installed as far as possible, terrain clearance about 1cm or so.Connecting cable such as table 1 between host 30 and other equipment:
Table 1
| Cable start position | Cable final position | Line name | Model specification |
| Host | Distribution box | Host power supply | RVV2*1 |
| Host | Transmitter | Transmitter power supply, communication | RVV5*0.5 |
| Host | Alarm lamp | Alarm lamp power supply and signal | RVV2*1 |
| Host | Controller of fan | Air-blower control signal | RVV2*1 |
| Host | Master control room | Communication signal | RVVP3*0.5 |
In general, as shown in figure 4, the leak supervision and emergent treatment system of electrical equipment gas medium are exchanged with 220V
Power supply or battery access power input interface, the electricity that power output interface passes through cable connection to host as power supply
Source input terminal, gas transmitter and humiture transducer by cable connection to host power output end and RS485 communication terminal,
To realize power supply and send information detected to host.Human inductor is connected to the RS485 communication terminal of host.The report of host
For alert output end by cable connection to alarm lamp, blower output end passes through cable connection to three-phase controller of fan, with Xiang Qifa
Pressure fan enabling signal, host computer communication terminal can be communicated with host computer, upload warning message etc..
In conclusion the leak supervision and emergent treatment system of electrical equipment gas medium according to the present utility model, lead to
It crosses and gas-monitoring transmitter and human inductor is set in the electrical equipment local environment containing gas medium, and pass through setting
The host being connected with gas-monitoring transmitter and human inductor, the blower being connected with host and the monitoring end with main-machine communication
End can obtain the concentration information of the gas medium of electrical equipment local environment by gas-monitoring transmitter as a result, and host can be
Judged to send warning message to monitor terminal when gas medium leakage according to concentration information, and gas is being judged according to concentration information
Dielectric leakage and control blower starting ventilation when receiving human body sensing information, so as to timely and effectively detect electrical equipment
Whether gas medium leaks, and the upload of warning message is carried out in the leakage of electrical equipment gas medium, and in electrical equipment
Automatic ventilation when gas medium leaks and has personnel to enter leakage environment can effectively avoid endangering because gas medium leaks
Danger, substantially increases safety.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (8)
1. a kind of leak supervision and emergent treatment system of electrical equipment gas medium characterized by comprising
Gas-monitoring transmitter, the gas-monitoring transmitter are set in the electrical equipment local environment containing gas medium,
The gas-monitoring transmitter is used to obtain the concentration information of the gas medium of the electrical equipment local environment；
Human inductor, the human inductor are set in the electrical equipment local environment, and the human inductor is used for
Human body sensing information is generated when the electrical equipment local environment there are personnel to enter；
Host, the host pass through fieldbus respectively and are connected with the gas-monitoring transmitter and the human inductor, institute
Host is stated for receiving the concentration information, and generates and alarms when judging gas medium leakage according to the concentration information
Signal, and the generation when judging that the gas medium leaks and receives the human body sensing information according to the concentration information
Fan initiating signal；
Monitor terminal, the monitor terminal are communicatively coupled with the host, and the monitor terminal passes through the communication connection
The alarm signal is received, and shows warning message；
Blower, the blower are connected by fieldbus with the host, and the blower is receiving the fan initiating signal
Shi Qidong is to be aerated.
2. the leak supervision and emergent treatment system of electrical equipment gas medium according to claim 1, which is characterized in that
The gas-monitoring transmitter includes SF6Sensor and the first converter, the SF6Sensor described is electrically set for detecting
The SF of standby local environment6Concentration, first converter are used for the SF6The detection signal of sensor is AD converted.
3. the leak supervision and emergent treatment system of electrical equipment gas medium according to claim 2, which is characterized in that
The gas-monitoring transmitter further includes lambda sensor and the second converter, and the lambda sensor described is electrically set for detecting
The oxygen concentration of standby local environment, second converter is for being AD converted the detection signal of the lambda sensor.
4. the leak supervision and emergent treatment system of electrical equipment gas medium according to claim 3, which is characterized in that
Further include:
Temperature-humidity monitoring transmitter, the temperature-humidity monitoring transmitter are set to the electrical equipment local environment containing gas medium
In, the temperature-humidity monitoring transmitter is used to obtain the temperature and humidity information of the electrical equipment local environment.
5. the leak supervision and emergent treatment system of electrical equipment gas medium according to claim 4, which is characterized in that
The host includes display, and the display is for showing the concentration information, the temperature and humidity information.
6. the leak supervision and emergent treatment system of electrical equipment gas medium according to claim 5, which is characterized in that
Further include power module, the power module be respectively the gas-monitoring transmitter, the human inductor, the host,
The blower and temperature-humidity monitoring transmitter power supply.
7. the leak supervision and emergent treatment system of electrical equipment gas medium according to claim 1, which is characterized in that
Monitor terminal and the host carry out wire communication connection or wireless communication connects.
8. the leak supervision and emergent treatment system of electrical equipment gas medium according to claim 1, which is characterized in that
The fieldbus is RS485 bus or CAN bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821732941.4U CN209117646U (en) | 2018-10-24 | 2018-10-24 | The leak supervision and emergent treatment system of electrical equipment gas medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821732941.4U CN209117646U (en) | 2018-10-24 | 2018-10-24 | The leak supervision and emergent treatment system of electrical equipment gas medium |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209117646U true CN209117646U (en) | 2019-07-16 |
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ID=67202127
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|---|---|---|---|
| CN201821732941.4U Active CN209117646U (en) | 2018-10-24 | 2018-10-24 | The leak supervision and emergent treatment system of electrical equipment gas medium |
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2018
- 2018-10-24 CN CN201821732941.4U patent/CN209117646U/en active Active
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