CN103258405A - Portable SF6 device gas leakage and abnormality voice recognition warning device - Google Patents
Portable SF6 device gas leakage and abnormality voice recognition warning device Download PDFInfo
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- CN103258405A CN103258405A CN2013102007532A CN201310200753A CN103258405A CN 103258405 A CN103258405 A CN 103258405A CN 2013102007532 A CN2013102007532 A CN 2013102007532A CN 201310200753 A CN201310200753 A CN 201310200753A CN 103258405 A CN103258405 A CN 103258405A
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Abstract
The invention relates to a portable SF6 device gas leakage and abnormality voice recognition warning device and belongs to the technical field of power industries. A power switch is arranged on an outer shell, an acquisition sensor is arranged at the top end of the outer shell, a circuit board is arranged at the upper portion inside the outer shell, and a battery clamp is arranged at the lower portion of the circuit board; a voice chip, voice output, a power supply, a first digital to analog conversion device, a central processing unit and a second digital to analog conversion device are arranged on the circuit board; the acquisition sensor, the voice chip, the power supply, the first digital to analog conversion device and the second digital to analog conversion device are all connected with the central processing unit, and the voice output is connected with the voice chip and a buzzer. The portable SF6 device gas leakage and abnormality voice recognition warning device plays a role in compensating operation dead corners of the device and a role in warning, and is simple in structure and flexible and convenient to use. Scale values under different working environment conditions can be set, an alarm is given to staff in a working site so that the staff can make an accurate judgment and keep a safe enough distance from the working environment, and personal safety and safe operations of the device are ensured.
Description
Technical field
The present invention relates to a kind of portable SF6 equipment gas leakage and abnormal speech identification warning device, belong to the power industry technical field.Be that condition at the existing equipment technology provides a kind of and prevents that substation operation equipment in indoor or gas insulated metal enclosed swit chgear indoor environment from taking place that SF6 gas leaks and the closed equipment abnormal temperature produces and burns gas detection speech recognition reminding alarm device.
Background technology
At present, raising along with power equipment robotization and modernization level, be that the combined electrical apparatus of insulating gas and the multiple enclosed switchgear form of internally provided with vacuum insulator arrangement etc. have replaced open few oily plant equipment already with SF6, but owing to being difficult for the bright dew of opening eyes, the multiple enclosed switchgear dummy device disguise of using combined electrical apparatus and internally provided with vacuum insulator arrangement is big, ageing equipment abnormal occurrence etc. be found, thereby cause delaying or problem that enlargement gas is leaked also outstanding day by day, threaten electric system O﹠M and staff's life and device security greatly.Therefore, a kind of this speech recognition reminding alarm device of invention shows important especially.
Summary of the invention
The present invention is directed to above-mentioned problems of the prior art, provide a kind of portable SF6 equipment gas to leak and abnormal speech identification warning device.Its objective is that the substation operation equipment that prevents in indoor or gas insulated metal enclosed swit chgear indoor environment takes place that SF6 gas leaks and the closed equipment abnormal temperature produces and burns gas.
The technical solution adopted for the present invention to solve the technical problems is:
Portable SF6 equipment gas leaks and abnormal speech identification warning device, is that shell is provided with power switch, and the shell top is provided with acquisition sensor, and the shell internal upper part is divided into circuit board, and the circuit board bottom is battery folder; Described circuit board is provided with speech chip, voice output, power supply, first digiverter, central processing unit, second digiverter; Wherein acquisition sensor, speech chip, power supply, first digiverter, second digiverter all are connected with central processing unit, and voice output is connected with speech chip and hummer respectively again.
Described hummer can substitute with loudspeaker.
Described acquisition sensor comprises gas sensor and temperature sensor.
Portable SF6 equipment gas leaks and abnormal speech identification alarm method, comprises detectable concentration detection module, pick-up unit module, single chip machine controlling circuit module, speech chip module, local voice alarm module five parts; Give single-chip microcomputer central authorities control processing module by power module with power delivery; By gas sensor and temperature sensor the information of gathering is transferred to the concentration detection module, by the concentration detection module gas that receives, the concentration change information of temperature are detected again, afterwards testing result is delivered to the control processing module to single-chip microcomputer central authorities, testing result is handled and is transferred to the speech chip module by single-chip microcomputer central authorities control processing module again, the speech chip module is identified, is transferred to the local voice alarm module after the information storage conversion process the testing result that receives; The local voice alarm module passes through voice loudspeaker or hummer to the result that receives, and sends voice suggestion or warning.
Described pick-up unit module comprises acquisition sensor; The speech chip module comprises identification, information storage conversion process; The local voice alarm module comprises circuit.
The invention has the beneficial effects as follows:
The present invention can play in the safety in production real work and remedy equipment operation dead angle and warning function, and it is simple in structure, flexible and convenient to use.When certain working environment, can set the scale value under the different operating environmental baseline and measure the working site by acquisition sensor and whether satisfy the work on the spot requirement, and keep enough safe distances for operation field staff prompting and accurate judgement and working environment, in order to avoid cause unnecessary damages.Have mobile convenient, practical distinguishing feature, be conducive to the analysis and judgement of emergent accident or defect processing working environment.
The present invention also has the function of speech recognition, when detecting gas concentration or temperature, gas warning system reaches when setting critical point, this warning device will send alerting signal, take safety measures with the staff who reminds field maintemance inspection and operation, and air draft in time, cut-out system, prevent blast, fire, intoxication accident, thereby ensure the safe operation of the person, equipment.
The present invention is further detailed explanation below in conjunction with the drawings and specific embodiments.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is workflow block diagram of the present invention.
Among the figure: shell 1, power switch 2, acquisition sensor 3, speech chip 4, voice output 5, power supply 6, battery folder 7, the first digiverters 8, central processing unit 9, the second digiverters 10, hummer 11.
Embodiment
Embodiment 1:
As shown in Figure 1, the present invention is that a kind of portable SF6 equipment gas leaks and abnormal speech identification warning device.Be that a kind of generation of the substation operation equipment in indoor environment SF6 gas leakage and abnormal temperature of preventing produces the gas detection speech recognition reminding alarm device that burns.The present invention is that shell 1 is provided with power switch 2, and shell 1 top is provided with acquisition sensor 3, and shell 1 internal upper part is divided into circuit board, and the circuit board bottom is battery folder 7.Described circuit board is provided with speech chip 4, voice output 5, power supply 6, the first digiverters 8, central processing unit 9, the second digiverters 10.Wherein acquisition sensor 3, speech chip 4, power supply 6, first digiverter 8, second digiverter 10 all are connected with central processing unit 9, and voice output 5 is connected with speech chip 4 and hummer 11 respectively again.Warning device of the present invention also can be handheld structure.
As shown in Figure 2, the present invention mainly comprises: five parts such as detectable concentration detection module, pick-up unit module, single chip machine controlling circuit module, speech chip module, local voice alarm module.
Wherein the pick-up unit module comprises that acquisition sensor etc. contains optical devices; The speech chip module comprises identification, information storage conversion process; The local voice alarm module comprises circuit.
Workflow of the present invention is as follows:
Give single-chip microcomputer central authorities control processing module by power supply 6 with power delivery; By acquisition sensor the information of gathering is transferred to the concentration detection module, by the concentration detection module gas that receives and concentration and the ANOMALOUS VARIATIONS information of temperature are detected again, afterwards testing result is delivered to the control processing module to single-chip microcomputer central authorities, testing result is handled and is transferred to the speech chip module by single-chip microcomputer central authorities control processing module again, the speech chip module is identified, is transferred to the local voice alarm module after the information storage conversion process the testing result that receives; The local voice alarm module passes through voice loudspeaker or hummer to the result that receives, and sends voice suggestion or warning.
Pick-up unit module wherein: comprise acquisition sensor 3(gas and temperature), contains optical devices, can realize the propagation function to the detection module information processing of concentration and temperature.
Principle of the present invention is to use the intensity of detection infrared ray spectral technology with concentration and the ANOMALOUS VARIATIONS of corresponding strong and weak gas and temperature, sets according to the amplitude detection of power and reports to the police by information such as acquisition sensors.
Can detect the concentration and the ANOMALOUS VARIATIONS that show gas and temperature in real time, the information of alarm concentration and ANOMALOUS VARIATIONS can be set on request at the scene.
The alarm output of gas-monitoring warning system, when SF6 gas or and the unit exception temperature produce and burn gas content and reach audio alert when alarming concentration.
Gas-monitoring warning system infrared induction and audio alert and prompting: if chamber when the staff is arranged near switch, infrared induction in the operation control flow is triggered, to start voice suggestion, notice prompting staff current indoor whether have SF6 or abnormal alarm, and prompting after setting should start voice suggestion (language of typing) blower ventilation etc. after enter.
Warning is closed in the certain hour after startup automatically; The gas detection alarm system technical indicator comprises: concentration detection, temperature, humidity, working power voltage, working environment.
The gas detection alarm system technical indicator is as follows:
1, concentration detects:
Sensing range: 〉=100uL/L (being ppm);
Accuracy of detection: ± 10uL/L;
Detection speed :≤2 minutes (30 meters measuring distances);
Detection method: use calibrating gas that State Standard Matter Research Centre provides, that use air to mix with SF6 gas;
2, temperature:
Sensing range :-40～60 ℃;
Accuracy of detection :≤2 ℃;
3, humidity:
Sensing range: 0～100% RH;
Accuracy of detection :≤5%;
4, working power: AC 150V～265V;
5, working environment :-40～60 ℃ of operation controls.
Claims (5)
1. portable SF6 equipment gas leaks and abnormal speech identification warning device, it is characterized in that: shell (1) is provided with power switch (2), shell (1) top is provided with acquisition sensor (3), and shell (1) internal upper part is divided into circuit board, and the circuit board bottom is battery folder (7); Described circuit board is provided with speech chip (4), voice output (5), power supply (6), first digiverter (8), central processing unit (9), second digiverter (10); Wherein acquisition sensor (3), speech chip (4), power supply (6), first digiverter (8), second digiverter (10) all are connected with central processing unit (9), and voice output (5) is connected with speech chip (4) and hummer (11) respectively again.
2. portable SF6 equipment gas according to claim 1 leaks and abnormal speech identification warning device, and it is characterized in that: described hummer (11) can substitute with loudspeaker.
3. portable SF6 equipment gas according to claim 1 leaks and abnormal speech identification alarm method, and it is characterized in that: described acquisition sensor comprises gas sensor (3) and temperature sensor.
4. portable SF6 equipment gas leaks and abnormal speech identification alarm method, it is characterized in that: comprise detectable concentration detection module, pick-up unit module, single chip machine controlling circuit module, speech chip module, local voice alarm module five parts;
Give single-chip microcomputer central authorities control processing module by power module with power delivery; By gas sensor and temperature sensor the information of gathering is transferred to the concentration detection module, by the concentration detection module gas that receives, the concentration change information of temperature are detected again, afterwards testing result is delivered to the control processing module to single-chip microcomputer central authorities, testing result is handled and is transferred to the speech chip module by single-chip microcomputer central authorities control processing module again, the speech chip module is identified, is transferred to the local voice alarm module after the information storage conversion process the testing result that receives; The local voice alarm module passes through voice loudspeaker or hummer to the result that receives, and sends voice suggestion or warning.
5. portable SF6 equipment gas according to claim 4 leaks and abnormal speech identification alarm method, and it is characterized in that: described pick-up unit module comprises acquisition sensor; The speech chip module comprises identification, information storage conversion process; The local voice alarm module comprises circuit.
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| CN2013102007532A CN103258405A (en) | 2013-05-27 | 2013-05-27 | Portable SF6 device gas leakage and abnormality voice recognition warning device |
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| CN2013102007532A CN103258405A (en) | 2013-05-27 | 2013-05-27 | Portable SF6 device gas leakage and abnormality voice recognition warning device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106766661A (en) * | 2017-01-19 | 2017-05-31 | 河南中医药大学 | Refrigerator refrigerant leakage alarm |
| CN110542744A (en) * | 2018-05-28 | 2019-12-06 | 广东电网有限责任公司 | Gas detection device for GIS room |
| CN113358284A (en) * | 2021-08-11 | 2021-09-07 | 成都千嘉科技有限公司 | Gas leakage detection method and system based on MEMS chip detector |
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| CN203386330U (en) * | 2013-05-27 | 2014-01-08 | 国家电网公司 | Portable SF6 device gas leakage and abnormal voice recognition and alarm device |
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Patent Citations (6)
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| CN2932374Y (en) * | 2006-05-25 | 2007-08-08 | 深圳市爱科赛科技有限公司 | SF6 intelligent environment monitoring and control system and its SF6 laser detector |
| US20120126622A1 (en) * | 2009-04-16 | 2012-05-24 | Zhaorong Industry Development Co., Ltd. | Autotransformer Traction Power Supply System Equipped With 2x27.5KV Outdoor Modularized Electric Apparatus In Electrified Railway |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106766661A (en) * | 2017-01-19 | 2017-05-31 | 河南中医药大学 | Refrigerator refrigerant leakage alarm |
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| CN113358284A (en) * | 2021-08-11 | 2021-09-07 | 成都千嘉科技有限公司 | Gas leakage detection method and system based on MEMS chip detector |
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Application publication date: 20130821 |
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