CN206557174U - A kind of no carrier gas oil chromatography on-line monitoring system - Google Patents
A kind of no carrier gas oil chromatography on-line monitoring system Download PDFInfo
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- CN206557174U CN206557174U CN201621361976.2U CN201621361976U CN206557174U CN 206557174 U CN206557174 U CN 206557174U CN 201621361976 U CN201621361976 U CN 201621361976U CN 206557174 U CN206557174 U CN 206557174U
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Abstract
The utility model discloses a kind of no carrier gas oil chromatography on-line monitoring system, including cabinet housing, separable carrier gas unit, middle control unit, post case unit and degassing unit are removably installed from top to bottom in chassis shell body, the sample gas that degassing unit is deviate from is sent into post case unit by the carrier gas produced by carrier gas unit, post case unit is separated and detected, then carries out data processing by middle control unit and result is uploaded into monitor terminal.The utility model uses modularized design, sets separable carrier gas unit, degassing unit, post case unit, four units of middle control unit, and layout is clean and tidy, and compact conformation can be dismounted individually, is easy to safeguard, maintenance cost is substantially reduced.
Description
Technical field
The utility model is related to oil chromatography on-line monitoring technique field, more particularly to a kind of no carrier gas oil chromatography on-line monitoring
System.
Background technology
Chromatography online monitoring system is to integrate control, the precision equipment of analytical technology measured, to oil immersions such as transformers
Power equipment is monitored on-line, and the online various fault characteristic gases concentration for promptly and accurately detecting dissolved in insulating oil and
Variation tendency, these gases include hydrogen, carbon monoxide, methane, ethane, ethene, acetylene etc..Oil chromatography on-line monitoring system energy
It is enough fast and accurately to carry out oil chromatogram analysis, the operation information of on-line monitoring oil-immersed type power equipment completely is realized, is transformer
Operation steady in a long-term Deng oil-filled electrical equipment provides Reliable guarantee.
Existing transformer oil chromatographic on-Line Monitor Device safeguards inconvenience, maintenance cost because of complicated, layout confusion
Height, is carried out, carrier gas consumptive material using carrier gas in addition, and cost is high, and is easily caused contaminated equipment, easily causes scrapping for integral device.
The content of the invention
The technical problems to be solved in the utility model is:A kind of no carrier gas oil chromatography on-line monitoring system, modularization are provided
Design, layout is clean and tidy, and compact conformation is easy to maintenance, and maintenance cost is low, pollution is difficult, to solve to ask present in prior art
Topic.
The technical scheme that the utility model is taken is:A kind of no carrier gas oil chromatography on-line monitoring system, including cabinet housing,
Separable carrier gas unit, middle control unit, post case unit and degassing unit are removably installed from top to bottom in chassis shell body,
Carrier gas unit is used for according to the automatic aerogenesis of pressure requirements and pressure detecting, and middle control unit is used for Data Analysis Services, storage, supports
Remote data transmission, post case unit is used to control the temperature by the flow of detector carrier gas, the temperature of detector and chromatographic column,
Sample gas is separated and detected, degassing unit is used for vacuum outgas, carries out Oil-gas Separation, the carrier gas produced by carrier gas unit
The sample gas that degassing unit is deviate from is sent into post case unit, post case unit is separated and detected, then line number is entered by middle control unit
According to processing and result is uploaded to monitor terminal.
It is preferred that, above-mentioned carrier gas unit include compressor, macromolecule drier, air accumulator, pressure maintaining valve, double filter,
It is connected with pressure controller, control panel one, compressor escape pipe on air accumulator, air accumulator escape pipe and is connected with twin-stage mistake in turn
Pressure sensor and pressure controller, compressor, high score are also associated with filter, macromolecule drier and pressure maintaining valve, air accumulator
Sub- drier, pressure sensor and pressure controller are connected to control panel one, and control panel one is connected to middle control unit.
It is preferred that, connected on above-mentioned compression pump escape pipe has trigger valve and check valve successively, air accumulator and double filter
Bottom is respectively connected with draining valve, and draining valve and trigger valve are connected to control panel one.
It is preferred that, above-mentioned macromolecule drier is connected with capillary.
It is preferred that, above-mentioned degassing unit includes degassing cylinder, magnetic valve, spraying cylinder, liquid level sensor, pressure sensing
Oil inlet pipe is connected with device, spraying cylinder, position sensor, six-way injection valve, quantity tube and control panel two, degassing cylinder and logical
Cross out sample pipe and be connected to six-way injection valve, and be connected with the stepper motor of driving work, go out on sample pipe and be connected with liquid level sensor
With spraying cylinder, pressure sensor, in addition to measurement driving stepper motor degassing cylinder displacement are installed on sprayer cylinder
Position sensor, two outlets of six-way injection valve are connected with quantity tube and two-port is also associated with post case unit and carrier gas list
Member, magnetic valve, liquid level sensor, pressure sensor, spraying cylinder, stepper motor, position sensor are connected to control panel two, control
Making sheet two is connected to middle control unit.
It is preferred that, above-mentioned cabinet housing front and rear end is equipped with rotatable chamber door.
It is preferred that, above-mentioned cabinet surface of shell has anti-corrosion layer.
It is preferred that, the heat sink provided with splicing in above-mentioned cabinet housing rear end chamber door.
It is preferred that, front side is provided with pressure scale disk on above-mentioned carrier gas unit.
It is preferred that, above-mentioned post case unit is provided with temperature scale disk.
It is preferred that, above-mentioned cabinet housing bottom is provided with the supporting leg of angle steel making, and supporting leg one side fits to cabinet
Housing bottom, another side is downwards.
The beneficial effects of the utility model:Compared with prior art, effect of the present utility model is as follows:
1)The utility model uses modularized design, set separable carrier gas unit, degassing unit, post case unit, in
Four units of unit are controlled, layout is clean and tidy, and compact conformation can be dismounted individually, be easy to safeguard, maintenance cost is substantially reduced;
2)Detect that data are accurate, it is substantially close with laboratory;
3)Standard modular is designed, and quality controllable degree is high, and interchangeability is good, easily forms large-scale production;
4)It is long-term to run without interruption by the carrier gas of the self-produced air of compressor, realize substantially it is non-maintaining, can large area push away
Extensively, equipment safety in utilization and use cost are greatly improved;
5)Detected by testing, test error result reaches A grades of standards, measuring accuracy is high.
Brief description of the drawings
Fig. 1 is forward sight dimensional structure diagram of the present utility model;
Fig. 2 is rear perspective structural representation of the present utility model;
Fig. 3 is Integral connection structure schematic diagram of the present utility model;
Fig. 4 is carrier gas unit connection structure schematic diagram;
Fig. 5 is degassing unit connection structure schematic diagram.
Embodiment
Below in conjunction with the accompanying drawings and the utility model is described further specific embodiment.
Embodiment 1:As Figure 1-5, a kind of no carrier gas oil chromatography on-line monitoring system, including cabinet housing 1, chassis shell
Separable carrier gas unit 2, middle control unit 3, post case unit 4 and degassing unit 5 are removably installed from top to bottom in body 1,
Carrier gas unit 2 is used for according to the automatic aerogenesis of pressure requirements and pressure detecting, and middle control unit 3 is used for Data Analysis Services, storage, branch
Remote data transmission is held, post case unit 4 is used to control the temperature by the flow of detector carrier gas, the temperature of detector and chromatographic column
Degree, is separated and is detected to sample gas, and degassing unit 5 is used for produced by vacuum outgas, progress Oil-gas Separation, carrier gas unit 2
Carrier gas sample gas that degassing unit 5 is deviate from send into post case unit 4, post case unit 4 is separated and detected, then by middle control singly
Member 3 carries out data processing and result is uploaded into monitor terminal(Server).
It is preferred that, above-mentioned carrier gas unit 2 include compressor, macromolecule drier, air accumulator, pressure maintaining valve, double filter,
It is connected with pressure controller, control panel one, compressor escape pipe on air accumulator, air accumulator escape pipe and is connected with twin-stage mistake in turn
Pressure sensor and pressure controller, compressor, high score are also associated with filter, macromolecule drier and pressure maintaining valve, air accumulator
Sub- drier, pressure sensor and pressure controller are connected to control panel one, and control panel one is connected to middle control unit, and compressor enters
Row carries out storage gas to air accumulator, when pressure reaches setting max-thresholds, stops being compressed, when less than setting Minimum Threshold
During value, carry out gas in storage gas, air accumulator and dried by double filter filtering, macromolecule drier, pressure maintaining valve voltage stabilizing
Into the import of six-way injection valve, the sample gas push-in post case unit for the quantity tube collection that can connect six-way injection valve is carried out
Chromatography.
It is preferred that, connected on above-mentioned compression pump escape pipe has trigger valve and check valve successively, air accumulator and double filter
Bottom is respectively connected with draining valve, and draining valve and trigger valve are connected to control panel one, and draining valve is beneficial to the water that will be accumulated in air accumulator
Released with the water accumulated in double filter.
It is preferred that, above-mentioned macromolecule drier is connected with capillary.
The normal service life of compressor is 15 years, the gas stored in carrier gas unit in air accumulator of compressor operating
Equipment can be allowed normally to run 5 hours, the continuous operational monitoring in 24 hours of equipment, compressor also need to only start 5 times, it is actual to start frequency
Rate is more much lower than the frequency of design, so the life-span of carrier gas unit kind compressor should be more than 15 years;Macromolecular filtering device
Projected life be that strainability can decline after continuous work 3 months under general operating mode, if carrier gas unit 24 hours is even
Reforwarding row, compressor and macromolecular filtering device are to work simultaneously, daily work 5 times or so, each run time of compressor
It is total daily to run 150 seconds at 30 seconds or so, annual run time 150*365/3600=15.2 hour, so in carrier gas unit
The service life of middle macromolecular filtering device should be more than 100 years;Secondary filter allows for ready-made practical operation situation can
Can be relatively more severe, a kind of protection device worked in macromolecular filtering device hydraulic performance decline, more than 10 years projected life.
It is preferred that, above-mentioned degassing unit 5 includes degassing cylinder, magnetic valve, spraying cylinder, liquid level sensor, pressure sensing
Oil inlet pipe is connected with device, spraying cylinder, position sensor, six-way injection valve, quantity tube and control panel two, degassing cylinder and logical
Cross out sample pipe and be connected to six-way injection valve, and be connected with the stepper motor of driving work, go out on sample pipe and be connected with liquid level sensor
With spraying cylinder, pressure sensor, in addition to measurement driving stepper motor degassing cylinder displacement are installed on sprayer cylinder
Position sensor, two outlets of six-way injection valve are connected with quantity tube and two-port is also associated with post case unit and carrier gas list
Member, magnetic valve, liquid level sensor, pressure sensor, spraying cylinder, stepper motor, position sensor are connected to control panel two, control
Making sheet two is connected to middle control unit, and the fluid of oil filled equipment in transformer is de-gassed by degassing cylinder, and the gas of generation passes through
Cylinder of spraying carries out spraying and enters the air inlet of six-way injection valve, and is stored in quantity tube, and liquid level sensor is arranged on out sample
In cavity in pipe connection degassing oil cylinder vertical section, when liquid reaches given threshold in cavity, oily backflow is carried out.
Six-way injection valve operation principle:Rotary spool, connects sampling air inlet and is connected with quantity tube first, quantity tube storage
Sample gas after spraying, continues rotary spool, quantity tube two ends is respectively communicated with into carrier gas unit and post case unit, pass through carrier gas list
Member enters sample pneumatic transmission in quantity tube on the oil colours post of post case unit, and passes through the corresponding gas componant of gas sensor test.
Above-mentioned degassing unit is deaerated using vacuum spraying formula, and degassing efficiency is high, reproducible;Self-checking function is perfect, keeps away
Exempt to report by mistake, ensure that oil sample returns to transformer body with lower air content.
It is preferred that, the above-mentioned front and rear end of cabinet housing 1 is equipped with rotatable chamber door 6, easy to maintenance.
It is preferred that, the above-mentioned surface of cabinet housing 1 has anti-corrosion layer, improves the anti-corrosion and sealing property of housing.
It is preferred that, the heat sink 7 provided with splicing, perfect heat-dissipating, service life in the above-mentioned rear end chamber door 6 of cabinet housing 1
It is long.
It is preferred that, on above-mentioned carrier gas unit 2 front side be provided with pressure scale disk, can when safeguarding monitoring device use shape
State.
It is preferred that, above-mentioned post case unit 4 be provided with temperature scale disk, can when safeguarding monitoring device use state.
It is preferred that, the above-mentioned bottom of cabinet housing 1 is provided with the supporting leg 8 of angle steel making, and the one side of supporting leg 8 fits to machine
The bottom of tank shell 1, another side is downwards, simple in construction, and easy to make, cost is low.
It is described above, embodiment only of the present utility model, but protection domain of the present utility model do not limit to
In this, any one skilled in the art can readily occur in change in the technical scope that the utility model is disclosed
Or replace, it should all cover within protection domain of the present utility model, therefore, protection domain of the present utility model should be with the power
The protection domain that profit is required is defined.
Claims (10)
1. a kind of no carrier gas oil chromatography on-line monitoring system, it is characterised in that:Including cabinet housing(1), cabinet housing(1)It is interior from
Top to bottm is removably provided with separable carrier gas unit(2), middle control unit(3), post case unit(4)With degassing unit(5),
Carrier gas unit(2)For according to the automatic aerogenesis of pressure requirements and pressure detecting, middle control unit(3)For Data Analysis Services, deposit
Storage, supports remote data transmission, post case unit(4)For controlling flow, the temperature of detector and color by detector carrier gas
The temperature of post is composed, sample gas is separated and detected, deaerate unit(5)For vacuum outgas, carry out Oil-gas Separation, carrier gas list
Member(2)Produced carrier gas is degassing unit(5)The sample gas feeding post case unit of abjection(4), post case unit(4)Separated
And detection, then by middle control unit(3)Carry out data processing and result is uploaded to monitor terminal.
2. a kind of no carrier gas oil chromatography on-line monitoring system according to claim 1, it is characterised in that:Carrier gas unit(2)
Including compressor, macromolecule drier, air accumulator, pressure maintaining valve, double filter, pressure controller, control panel one, compressor goes out
It is connected with tracheae on air accumulator, air accumulator escape pipe and is connected with double filter, macromolecule drier and pressure maintaining valve in turn, is stored up
Pressure sensor and pressure controller, compressor, macromolecule drier, pressure sensor and Stress control are also associated with gas tank
Device is connected to control panel one, and control panel one is connected to middle control unit.
3. a kind of no carrier gas oil chromatography on-line monitoring system according to claim 2, it is characterised in that:Compression pump escape pipe
Upper connection has trigger valve and check valve successively, and air accumulator and double filter bottom are respectively connected with draining valve, draining valve and startup
Valve is connected to control panel one.
4. a kind of no carrier gas oil chromatography on-line monitoring system according to claim 2, it is characterised in that:Macromolecule drier
It is connected with capillary.
5. a kind of no carrier gas oil chromatography on-line monitoring system according to claim 1, it is characterised in that:Deaerate unit(5)
Including degassing cylinder, magnetic valve, spraying cylinder, liquid level sensor, pressure sensor, spraying cylinder, position sensor, six lead into
Oil inlet pipe is connected with sample valve, quantity tube and control panel two, degassing cylinder and six-way injection valve is connected to by going out sample pipe, and even
The stepper motor of driving work is connected to, goes out on sample pipe to be connected with liquid level sensor and cylinder of spraying, pressure is installed on sprayer cylinder
Force snesor, includes the position sensor of measurement driving stepper motor degassing cylinder displacement, the scene 2 of six-way injection valve
Mouth is connected with quantity tube and two-port is also associated with post case unit and carrier gas unit, magnetic valve, liquid level sensor, pressure sensing
Device, spraying cylinder, stepper motor, position sensor are connected to control panel two, and control panel two is connected to middle control unit.
6. a kind of no carrier gas oil chromatography on-line monitoring system according to claim 1, it is characterised in that:Cabinet housing(1)
Front and rear end is equipped with rotatable chamber door(6).
7. a kind of no carrier gas oil chromatography on-line monitoring system according to claim 1, it is characterised in that:Cabinet housing(1)
Has anti-corrosion layer in surface.
8. a kind of no carrier gas oil chromatography on-line monitoring system according to claim 1, it is characterised in that:Cabinet housing(1)
Rear end chamber door(6)The interior heat sink provided with splicing(7).
9. a kind of no carrier gas oil chromatography on-line monitoring system according to claim 1, it is characterised in that:Carrier gas unit(2)
Upper front side is provided with pressure scale disk, post case unit(4)It is provided with temperature scale disk.
10. a kind of no carrier gas oil chromatography on-line monitoring system according to claim 1, it is characterised in that:Cabinet housing(1)
Bottom is provided with the supporting leg of angle steel making(8), supporting leg(8)One side fits to cabinet housing(1)Erect bottom, another side
Directly down.
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CN201621361976.2U CN206557174U (en) | 2016-12-13 | 2016-12-13 | A kind of no carrier gas oil chromatography on-line monitoring system |
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CN201621361976.2U CN206557174U (en) | 2016-12-13 | 2016-12-13 | A kind of no carrier gas oil chromatography on-line monitoring system |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110108824A (en) * | 2019-05-24 | 2019-08-09 | 国电南瑞科技股份有限公司 | A kind of non-maintaining substation's oil chromatography carrier gas module |
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2016
- 2016-12-13 CN CN201621361976.2U patent/CN206557174U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110108824A (en) * | 2019-05-24 | 2019-08-09 | 国电南瑞科技股份有限公司 | A kind of non-maintaining substation's oil chromatography carrier gas module |
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