CN107917777A - A kind of real-time monitoring device and method of GIS device air chamber pressure - Google Patents
A kind of real-time monitoring device and method of GIS device air chamber pressure Download PDFInfo
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- CN107917777A CN107917777A CN201711239145.7A CN201711239145A CN107917777A CN 107917777 A CN107917777 A CN 107917777A CN 201711239145 A CN201711239145 A CN 201711239145A CN 107917777 A CN107917777 A CN 107917777A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
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Abstract
The present invention relates to the technical field of electric power enterprise GIS device transport, more specifically, it is related to the device for having used the air chamber pressure of interim end plate to be monitored in real time in a kind of GIS device transportational process and monitoring method, chamber external monitor device and intracavitary monitoring device including interim end plate and arranged on the interim end plate both sides, the chamber external monitor device include out-cavity electro source module and the outer communication module of chamber external pressure sensing module, air pressure judgement and alarm module, chamber for being connected to the out-cavity electro source module both ends；The intracavitary monitoring device includes intracavitary power module and the cavity pressure sensing module and intracavitary communication module that are connected to the intracavitary power module both ends.The present invention can monitor the air bound pressure that GIS device uses interim end plate in transportational process of dispatching from the factory in real time, prevent moisture invasion, prevent GIS device internal corrosion, extend the GIS device service life, production maintenance cost is reduced, and is further ensured that the safe operation of electric system.
Description
Technical field
The present invention relates to the technical field of electric power enterprise GIS device transport, is transported more particularly, to a kind of GIS device
During used the device and monitoring method that the air chamber pressure of interim end plate monitored in real time.
Background technology
The construction of substation is according to electric load requirement forecasting, is carried out according to planning and designing, and the usual fraction phase carries out, institute
With substation will necessarily face the situation of equipment enlarging.And gas insulated combined electrical equipment（GIS device）, used in substation
Exemplary apparatus.Concerned countries standard, professional standard, company standard dispatch from the factory to GIS in infrastructure project transport, scene storage and
Installation environment has corresponding requirement, wherein requiring GIS device to check the gas pressure of each gas chamber of GIS delivery units after unpacking
It is whether consistent with the air pressure record that dispatches from the factory, and during storage, pressure value should be inspected periodically by product technology documentation requirements and is done
Record easy to remember.
Engineering in practice, in equipment dispatch from the factory and transport the preceding pair of compartment that can carry out substation field assembling dress by GIS device producer
With interim end plate；And in transport starting date or in transit because weather or other unexpected influence factors, cause equipment to exist
Find that the compartment micro-positive pressure for assembling interim end plate is not inconsistent standardization when reaching substation and unpack.However, transport of dispatching from the factory
GIS device be often fitted without the pressure gauge of corresponding micro-positive pressure range, or even pressure gauge is not installed, more absurd opinion is online
The numerical value change of GIS air pressure inside overall processes is tracked, causes in work on the spot, can not ensure that GIS device meets above-mentioned requirements
" micro-positive pressure " state.
The content of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of monitoring GIS device in real time in transport of dispatching from the factory
During using interim end plate air bound pressure GIS device air chamber pressure real-time monitoring device and method.
In order to solve the above technical problems, the technical solution adopted by the present invention is：
A kind of real-time monitoring device of GIS device air bound pressure is provided, air bound pressure is the difference of cavity pressure and chamber external pressure,
Chamber external monitor device and intracavitary monitoring device including interim end plate and arranged on the interim end plate both sides：
The chamber external monitor device includes out-cavity electro source module and the chamber external pressure for being connected to the out-cavity electro source module both ends
The outer communication module of sensing module, air pressure judgement and alarm module, chamber, the chamber external pressure sensing module acquisition cavity external pressure, and
The pressure signal of collection is transmitted to air pressure judgement and alarm module；Mould is communicated outside the air pressure judgement and alarm module transit chamber
Block communication is connected with mobile phone terminal.
The intracavitary monitoring device includes intracavitary power module and the intracavitary for being connected to the intracavitary power module both ends
Pressure sensor block and intracavitary communication module, the cavity pressure sensing module gathers cavity pressure, and the pressure of collection is believed
Number air pressure judgement and alarm module are transmitted to by the intracavitary communication module.
The real-time monitoring device of the GIS device air bound pressure of the present invention, chamber external pressure sensing module test chamber external pressure, and
The chamber external pressure detected is sent to air pressure judgement and alarm module；Cavity pressure sensing module detects cavity pressure, and will
Communication module is sent to air pressure judgement and alarm module in the cavity pressure transit chamber detected, air pressure judgement and alarm module according to
The information obtained according to cavity pressure sensing module, chamber external pressure sensing module, is compared and judges whether GIS air bounds pressure is in
In the range of it is required that, so as to judge whether that needs send alarm；So as to monitor gas of the GIS device in transportational process of dispatching from the factory in real time
Every pressure, prevent moisture invasion, prevent GIS device internal corrosion, extend the GIS device service life, reduce production maintenance cost, go forward side by side
One step ensures the safe operation of electric system；And the calculating means gathered by absolute pressure that the present invention describes, can effectively it solve
Certainly high-precision micro-positive pressure measurement, and it is suitable for the transport that transport road need to be changed by larger height above sea level.
Preferably, the chamber external pressure sensing module, the cavity pressure sensing module are active sensor.Active biography
Non-electrical energy is converted into electric flux by sensor, is only converted energy in itself, is not converted energy signal；Noenergy is damaged in conversion process
Consumption, can ensure the accuracy of sensor assembly detection.
Preferably, the chamber external pressure sensing module, the cavity pressure sensing module are silicon resonance type MEMS pressure
Sensor.The power consumption of silicon resonance type MEMS pressure sensor is resonant frequency of the microwatt order of magnitude based on diaphragm or beam with by pressure measurement
The principle that power changes and changes realizes pressure measurement, when diaphragm by measuring pressure by directly or indirectly being acted on, mambrane tension hair
It is raw linear to change, can Precise Representation go out by the size of measuring pressure.In addition, the low-power consumption of silicon resonance type MEMS pressure sensor, length are treated
The characteristics of machine make it is suitable for haulage time length long-distance transportation.
Preferably, the out-cavity electro source module, the intracavitary power module are lithium coin cells.Due to the power supply of device
The size of module is limited, using lithium coin cells as power module, takes small.
Preferably, the outer communication module of the chamber includes the sim module that real-time air bound pressure is sent to delivery side and recipient.
The report result of air pressure judgement and alarm module is sent whole to the mobile phone of delivery side and recipient by the GPRS passages of sim module
End.
Preferably, the mobile phone terminal is equipped with the system software coordinated with the sim module.Delivery side or recipient can
To monitor the air bound pressure of GIS device in real time by the system software on mobile phone, and in air bound appearance of abnormal pressure to delivery
People and consignee both sides send alarm signal.
Preferably, the target range of the air bound pressure is 0.02MPa ~ 0.05MPa.When cavity pressure and chamber external pressure force difference
When in the range of 0.02MPa ~ 0.05MPa, air bound pressure is in normal range (NR).
Present invention also offers a kind of method of real-time of GIS device air chamber pressure, it is characterised in that including following
Step：
S1. the whether continuous step of test chamber external pressure；
S2. after step S1, if chamber external pressure continuously if go to step S3, if chamber external pressure discontinuously goes to step S5；
S3. after step S2, the whether continuous step of detection cavity pressure；
S4. after step S3, if cavity pressure continuously if go to step S6, if cavity pressure discontinuously goes to step S5；
S5. after step S2 or step S4, at the time of judging force samples exception, and record pressure jump；
S6. after step S4, judge air bound pressure whether in the range of 0.02MPa ~ 0.05MPa；
S7. after step S6, if air bound pressure in the range of 0.02MPa ~ 0.05MPa, judges air bound pressure in normal area
Between；If air bound pressure not in the range of 0.02MPa ~ 0.05MPa, judges air bound pressure in abnormal section；
S8. after step S5 or step S7, the result of monitoring is sent to delivery side and is received by the GPRS passages of sim module
The mobile phone terminal of cargo interests.
Compared with prior art, the beneficial effects of the invention are as follows：
（1）The present invention can monitor the air bound pressure that GIS device uses interim end plate in transportational process of dispatching from the factory in real time, prevent tide
Gas is invaded, and prevents GIS device internal corrosion, extends the GIS device service life, reduces production maintenance cost, and be further ensured that electric power
The safe operation of system.
（2）Silicon resonance type MEMS pressure sensor is used as pressure sensor block, low in energy consumption, stand-by time length can be effective
Apply to the long-distance transportation of haulage time length.
（3）The present invention air bound pressure use absolute pressure collection calculating means, can effectively solve it is high-precision it is micro- just
Pressure measurement, and it is applicable to the transport that transport road need to be changed through larger height above sea level.
Brief description of the drawings
Fig. 1 is the structure diagram of the real-time monitoring device of the GIS device air chamber pressure of the present invention.
Fig. 2 is the signal flow graph of the real-time monitoring device of GIS device air chamber pressure.
Fig. 3 is the method flow diagram of the real-time monitoring device of GIS device air chamber pressure.
Embodiment
With reference to embodiment, the present invention is further illustrated.Wherein, attached drawing only for illustration,
What is represented is only schematic diagram, rather than pictorial diagram, it is impossible to is interpreted as the limitation to this patent；In order to which the reality of the present invention is better described
Example is applied, some components of attached drawing have omission, zoom in or out, and do not represent the size of actual product；To those skilled in the art
For, some known features and its explanation may be omitted and will be understood by attached drawing.
The same or similar label correspond to the same or similar components in the attached drawing of the embodiment of the present invention；In retouching for the present invention
In stating, it is to be understood that if it is based on attached drawing to have the orientation of the instructions such as term " on ", " under ", "left", "right" or position relationship
Shown orientation or position relationship, are for only for ease of and describe the present invention and simplify description, rather than indicate or imply meaning
Device or element must have specific orientation, with specific azimuth configuration and operation, therefore position relationship described in attached drawing
Term is only for illustration, it is impossible to the limitation to this patent is interpreted as, for the ordinary skill in the art, can
To understand the concrete meaning of above-mentioned term as the case may be.
Embodiment one
As shown in Figure 1 to Figure 2 for the present invention GIS device air chamber pressure real-time monitoring device first embodiment, including gas
Filled every the difference that pressure is cavity pressure and chamber external pressure, including interim end plate and the chamber external monitor arranged on interim end plate both sides
Put and intracavitary monitoring device：
Chamber external monitor device include out-cavity electro source module and be connected to out-cavity electro source module both ends chamber external pressure sensing module,
Air pressure judgement and the outer communication module of alarm module, chamber, chamber external pressure sensing module acquisition cavity external pressure, and the pressure of collection is believed
Number it is transmitted to air pressure judgement and alarm module；Air pressure judgement and the outer communication module communication of alarm module transit chamber are connected with mobile phone end
End.
Intracavitary monitoring device includes intracavitary power module and the cavity pressure sensing for being connected to intracavitary power module both ends
Module and intracavitary communication module, cavity pressure sensing module collection cavity pressure, and will lead in the pressure signal transit chamber of collection
Module transfer is interrogated to air pressure judgement and alarm module.
The present embodiment is when implementing, chamber external pressure sensing module test chamber external pressure, and the chamber external pressure detected is passed
Send to air pressure judgement and alarm module；Cavity pressure sensing module detects cavity pressure, and the cavity pressure detected is passed through
Intracavitary communication module is sent to air pressure judgement and alarm module, air pressure judgement and alarm module according to cavity pressure sensing module,
The information that chamber external pressure sensing module obtains, is compared and judges GIS air bounds pressure whether in the range of requiring, so as to sentence
It is disconnected whether to need to send alarm.
Wherein, chamber external pressure sensing module, cavity pressure sensing module are active sensor.Chamber external pressure senses mould
Block, cavity pressure sensing module are silicon resonance type MEMS pressure sensor；The low-power consumption of silicon resonance type MEMS pressure sensor, length
The characteristics of standby make it is suitable for haulage time length long-distance transportation.Out-cavity electro source module, intracavitary power module are button
Lithium battery；Using lithium coin cells as power module, take small.The outer communication module of chamber is included to delivery side and recipient
Send the sim module of real-time air bound pressure；The report result of air pressure judgement and alarm module is sent out by the GPRS passages of sim module
Send to the mobile phone of delivery side and recipient.Mobile phone terminal is equipped with the system software coordinated with sim module.Delivery side receives
Side can monitor the air bound pressure of GIS device in real time by the system software on mobile phone, and in air bound appearance of abnormal pressure to
Consignor and consignee both sides send alarm signal.
In the present embodiment, the target range of air bound pressure is 0.02MPa ~ 0.05MPa.
Embodiment two
The embodiment of the method for real-time of the GIS device air chamber pressure of the present invention is illustrated in figure 3, is comprised the following steps：
S1. the whether continuous step of test chamber external pressure；
S2. after step S1, if chamber external pressure continuously if go to step S3, if chamber external pressure discontinuously goes to step S5；
S3. after step S2, the whether continuous step of detection cavity pressure；
S4. after step S3, if cavity pressure continuously if go to step S6, if cavity pressure discontinuously goes to step S5；
S5. after step S2 or step S4, at the time of judging force samples exception, and record pressure jump；
S6. after step S4, judge air bound pressure whether in the range of 0.02MPa ~ 0.05MPa；
S7. after step S6, if air bound pressure in the range of 0.02MPa ~ 0.05MPa, judges air bound pressure in normal area
Between；If air bound pressure not in the range of 0.02MPa ~ 0.05MPa, judges air bound pressure in abnormal section；
S8. after step S5 or step S7, the result of monitoring is sent to delivery side and is received by the GPRS passages of sim module
The mobile phone terminal of cargo interests.
Obviously, the above embodiment of the present invention is only intended to clearly illustrate example of the present invention, and is not to this hair
The restriction of bright embodiment.For those of ordinary skill in the field, can also do on the basis of the above description
Go out other various forms of changes or variation.There is no necessity and possibility to exhaust all the enbodiments.It is all in the present invention
Spirit and principle within all any modification, equivalent and improvement made etc., should be included in the guarantor of the claims in the present invention
Within the scope of shield.
Claims (8)
1. a kind of real-time monitoring device of GIS device air bound pressure, the air bound pressure is cavity pressure and the difference of chamber external pressure
Value, it is characterised in that chamber external monitor device and intracavitary monitoring dress including interim end plate and arranged on the interim end plate both sides
Put：
The chamber external monitor device includes out-cavity electro source module and the chamber external pressure for being connected to the out-cavity electro source module both ends
The outer communication module of sensing module, air pressure judgement and alarm module, chamber, the chamber external pressure sensing module acquisition cavity external pressure, and
The pressure signal of collection is transmitted to air pressure judgement and alarm module；Mould is communicated outside the air pressure judgement and alarm module transit chamber
Block communication is connected with mobile phone terminal；
The intracavitary monitoring device includes intracavitary power module and the cavity pressure for being connected to the intracavitary power module both ends
Sensing module and intracavitary communication module, the cavity pressure sensing module gathers cavity pressure, and the pressure signal of collection is led to
Cross the intracavitary communication module and be transmitted to air pressure judgement and alarm module.
2. the real-time monitoring device of GIS device air chamber pressure according to claim 1, it is characterised in that the chamber external pressure
Power sensing module, the cavity pressure sensing module are active sensor.
3. the real-time monitoring device of GIS device air chamber pressure according to claim 2, it is characterised in that the chamber external pressure
Power sensing module, the cavity pressure sensing module are silicon resonance type MEMS pressure sensor.
4. the real-time monitoring device of GIS device air chamber pressure according to claim 1, it is characterised in that the out-cavity electro
Source module, the intracavitary power module are lithium coin cells.
5. the real-time monitoring device of GIS device air chamber pressure according to claim 1, it is characterised in that logical outside the chamber
Interrogating module includes sending the sim module of real-time air bound pressure to delivery side and recipient.
6. the real-time monitoring device of GIS device air chamber pressure according to claim 5, it is characterised in that the mobile phone is whole
End is equipped with the system software coordinated with the sim module.
7. the real-time monitoring device of GIS device air chamber pressure according to any one of claims 1 to 6, it is characterised in that institute
The target range for stating air bound pressure is 0.02MPa ~ 0.05MPa.
8. a kind of method of real-time of GIS device air chamber pressure, it is characterised in that comprise the following steps：
S1. the whether continuous step of test chamber external pressure；
S2. after step S1, if chamber external pressure continuously if go to step S3, if chamber external pressure discontinuously goes to step S5；
S3. after step S2, the whether continuous step of detection cavity pressure；
S4. after step S3, if cavity pressure continuously if go to step S6, if cavity pressure discontinuously goes to step S5；
S5. after step S2 or step S4, at the time of judging force samples exception, and record pressure jump；
S6. after step S4, judge air bound pressure whether in the range of 0.02MPa ~ 0.05MPa；
S7. after step S6, if air bound pressure in the range of 0.02MPa ~ 0.05MPa, judges air bound pressure in normal area
Between；If air bound pressure not in the range of 0.02MPa ~ 0.05MPa, judges air bound pressure in abnormal section；
S8. after step S5 or step S7, the result of monitoring is sent to delivery side and is received by the GPRS passages of sim module
The mobile phone terminal of cargo interests.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711239145.7A CN107917777A (en) | 2017-11-30 | 2017-11-30 | A kind of real-time monitoring device and method of GIS device air chamber pressure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711239145.7A CN107917777A (en) | 2017-11-30 | 2017-11-30 | A kind of real-time monitoring device and method of GIS device air chamber pressure |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10234114A (en) * | 1997-02-18 | 1998-09-02 | Takaoka Electric Mfg Co Ltd | Dielectric breakdown prevention device for gas-insulated switchgear |
| CN105004489A (en) * | 2014-04-18 | 2015-10-28 | 现代重工业株式会社 | Gas insulated switchgear preventive diagnostic system and gas pressure monitoring method thereof |
| CN205642449U (en) * | 2016-05-20 | 2016-10-12 | 河南森源电气股份有限公司 | SF6 gas state on -line monitoring system and GIS equipment |
| CN107328518A (en) * | 2017-07-13 | 2017-11-07 | 国网浙江省电力公司检修分公司 | GIS device SF6 on-line monitoring systems and its method of work |
| CN207923342U (en) * | 2017-11-30 | 2018-09-28 | 广东电网有限责任公司惠州供电局 | A kind of real-time monitoring device of GIS device air chamber pressure |
-
2017
- 2017-11-30 CN CN201711239145.7A patent/CN107917777A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10234114A (en) * | 1997-02-18 | 1998-09-02 | Takaoka Electric Mfg Co Ltd | Dielectric breakdown prevention device for gas-insulated switchgear |
| CN105004489A (en) * | 2014-04-18 | 2015-10-28 | 现代重工业株式会社 | Gas insulated switchgear preventive diagnostic system and gas pressure monitoring method thereof |
| CN205642449U (en) * | 2016-05-20 | 2016-10-12 | 河南森源电气股份有限公司 | SF6 gas state on -line monitoring system and GIS equipment |
| CN107328518A (en) * | 2017-07-13 | 2017-11-07 | 国网浙江省电力公司检修分公司 | GIS device SF6 on-line monitoring systems and its method of work |
| CN207923342U (en) * | 2017-11-30 | 2018-09-28 | 广东电网有限责任公司惠州供电局 | A kind of real-time monitoring device of GIS device air chamber pressure |
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