CN206379670U - Transformer station and power system - Google Patents
Transformer station and power system Download PDFInfo
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- CN206379670U CN206379670U CN201720069552.7U CN201720069552U CN206379670U CN 206379670 U CN206379670 U CN 206379670U CN 201720069552 U CN201720069552 U CN 201720069552U CN 206379670 U CN206379670 U CN 206379670U
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- sulfur hexafluoride
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Abstract
The utility model provides a kind of transformer station and power system, belongs to power system device technical field.Transformer station includes：Chamber, transformer device, ventilation blower, door-plate, fingerprint snap close piece, sulfur hexafluoride sensor and master control set.Transformer device is arranged in chamber, ventilation blower is arranged on the side wall of chamber, door-plate is arranged at the opening of chamber, one end of door-plate and chamber rotate connection, one end of door-plate is detachably connected by fingerprint snap close piece and chamber, sulfur hexafluoride sensor and master control set are installed on transformer device, and the output end of sulfur hexafluoride sensor is coupled with master control set, and transformer device is used to couple with the first load and the second load respectively.Pass through the fingerprint recognition of fingerprint snap close piece, and control of the master control set to ventilation blower, it can effectively prevent that sulfur hexafluoride gas brings harm to personnel in transformer station, and in the case of the applicability for not influenceing personnel to pass in and out transformer station, effectively improve the security of transformer station.
Description
Technical field
The utility model is related to power system device technical field, in particular to a kind of transformer station and power system.
Background technology
With the development of science and technology and the improvement of people's living standards, the power load of people is growing day by day, therefore becomes
Power station has carried out extensive construction and used.
In the prior art, most of transformer station is by using sulfur hexafluoride gas, to pass through sulfur hexafluoride gas
The insulation of body or arc extinguishing effect, it is ensured that the safe operation of electrical equipment.Sulfur hexafluoride gas is nontoxic in itself, if but transformer station's generation
Sulfur hexafluoride gas is leaked, and sulfur hexafluoride gas can be accumulated in transformer station room.Now, if personnel enter transformer station room
It is interior, then it may cause personnel's anoxic, or even asphyxia.Furthermore, the electrical equipment in transformer station is expensive equipment, if there is illegal point
Son enters in transformer station room, then electrical equipment may be damaged.
Therefore, how to prevent that sulfur hexafluoride gas brings harm to personnel in transformer station, and how not influence personnel
In the case of the applicability for passing in and out transformer station, the security for effectively improving transformer station is current industry a great problem.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of transformer station and power system, and it can effectively be prevented
Sulfur hexafluoride gas brings harm to personnel in transformer station, and in the situation for the applicability for not influenceing personnel's turnover transformer station
Under, effectively improve the security of transformer station.
What embodiment of the present utility model was realized in：
In a first aspect, the utility model embodiment provides a kind of transformer station, applied to power system, the power system
Including：First load and the second load, the transformer station include：Chamber, transformer device, ventilation blower, door-plate, fingerprint lock
Part, sulfur hexafluoride sensor and master control set.The chamber is the open column shape structure with opening, the transformer device peace
In the chamber, the ventilation blower is arranged on the side wall of the chamber, and the door-plate is arranged at the opening of the chamber,
One end of the door-plate and the chamber rotate connection, and the other end of the door-plate passes through the fingerprint snap close piece and the chamber
It is detachably connected.The sulfur hexafluoride sensor and the master control set are installed on the transformer device, the hexafluoro
The output end for changing sulfer sensor is coupled with the master control set, and the transformer device is used to load and institute with described first respectively
State the second load coupling.The fingerprint snap close piece, for obtaining finger print information, the finger print information and preset fingerprint are compared,
And lock is opened according to the comparison correct result.The sulfur hexafluoride sensor, for gathering the case room sulfur hexafluoride
Gas concentration value, and the gas concentration value is exported to the master control set.The master control set, for by the institute of acquisition
State gas concentration value and pre-set gas concentration value is compared, it is described if the gas concentration value is higher than the pre-set gas concentration value
Master control set generates and exports the drive signal to the ventilation blower, so that the ventilation blower is divulged information, reduces in the chamber
The sulfur hexafluoride the gas concentration value.
Further, the sulfur hexafluoride sensor is multiple, and each sulfur hexafluoride sensor is installed in described
On transformer device.
Further, the transformer device includes：Transformer body, high-tension switch cabinet and low-tension switch cabinet, the change
Depressor body, the high-tension switch cabinet and the low-tension switch cabinet are installed in the chamber, the transformer body difference
Coupled with the high-tension switch cabinet and the low-tension switch cabinet, the low-tension switch cabinet is used to couple with the described first load, institute
Stating high-tension switch cabinet is used to couple with the described second load.
Further, the sulfur hexafluoride sensor is installed on the high-tension switch cabinet.
Further, the sulfur hexafluoride sensor is installed on the low-tension switch cabinet.
Further, the ventilation blower includes：First ventilation blower and the second ventilation blower, first ventilation blower are arranged on institute
The top of chamber side wall is stated, second ventilation blower is arranged on the bottom of chamber side wall.
Further, first ventilation blower is multiple, and each first ventilation blower is installed in chamber side wall
Top.
Further, second ventilation blower is multiple, and each second ventilation blower is installed in chamber side wall
Bottom.
Further, the inwall of the casing is covered with acoustical cotton.
Second aspect, the utility model embodiment provides a kind of power system, and the power system includes：First is negative
Carry, second loads and the transformer station, the transformer device is coupled with the described first load and second load respectively.
The beneficial effect of the utility model embodiment is：
Fingerprint snap close piece can store the preset fingerprint information of staff.In actual use, fingerprint snap close piece passes through
The actual finger print information of staff and preset fingerprint information are compared, after comparing successfully, lock just can be opened.Therefore,
In the case where the lock of fingerprint snap close piece is closed, the safety of equipment in the chamber of transformer station is ensure that, and is known by fingerprint
Extremely convenient lock can not opened not again, in order to the entrance of staff.In addition, sulfur hexafluoride sensor being capable of vasculum
The gas concentration value of room sulfur hexafluoride gas, and gas concentration value is exported to master control set.If there occurs sulfur hexafluoride
The leakage of gas, when master control set compares the gas concentration value of acquisition and gas concentration value, gas concentration value is just higher than default
Gas concentration value.Now, simultaneously output drive signal is to ventilation blower for master control set generation, so that ventilation blower carries out leading in chamber
The gas concentration value of sulfur hexafluoride in wind, reduction chamber, in order to avoid bring safety hazard into operating personnel.Therefore,
By the fingerprint recognition of fingerprint snap close piece, and control of the master control set to ventilation blower, hexafluoro in transformer station can be effectively prevented
Change sulphur gas and bring harm to personnel, and in the case of the applicability for not influenceing personnel to pass in and out transformer station, effectively improve change
The security in power station.
Other feature and advantage of the present utility model will illustrate in subsequent specification, also, partly from specification
Become apparent, or understood by implementing the utility model embodiment.The purpose of this utility model and other advantages can
Realize and obtain by specifically noted structure in the specification, claims and accompanying drawing write.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
In required for the accompanying drawing that uses be briefly described, it should be apparent that, drawings in the following description are only of the present utility model
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this
A little accompanying drawings obtain other accompanying drawings.By the way that shown in accompanying drawing, above and other purpose of the present utility model, feature and advantage will more
Clearly.Identical reference indicates identical part in whole accompanying drawings.Do not painted by actual size equal proportion scaling deliberately
Accompanying drawing processed, it is preferred that emphasis is show purport of the present utility model.
Fig. 1 shows a kind of structured flowchart for power system that the utility model embodiment is provided；
Fig. 2 shows a kind of the first viewing angle constructions schematic diagram of transformer station that the utility model embodiment is provided；
Fig. 3 shows a kind of structured flowchart of the middle transformer device for transformer station that the utility model embodiment is provided；
Fig. 4 shows a kind of the second viewing angle constructions schematic diagram of transformer station that the utility model embodiment is provided；
Fig. 5 shows a kind of structured flowchart for transformer station that the utility model embodiment is provided.
Icon：200- power systems；210- first is loaded；220- second is loaded；100- transformer stations；110- chambers；111-
Opening；112- receiving cavity；113- acoustical cottons；120- door-plates；130- fingerprint snap close pieces；140- transformer devices；141- transformations
Device body；142- low-tension switch cabinets；143- high-tension switch cabinets；150- sulfur hexafluoride sensors；160- ventilation blowers；161- first leads to
Blower fan；The ventilation blowers of 162- second；170- master control sets.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that retouched
The embodiment stated is a part of embodiment of the utility model, rather than whole embodiments.Generally here described in accompanying drawing and
The component of the utility model embodiment shown can be arranged and designed with a variety of configurations.
Therefore, the detailed description of embodiment of the present utility model below to providing in the accompanying drawings is not intended to limit requirement
The scope of the present utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based in the utility model
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all
Belong to the scope of the utility model protection.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined in individual accompanying drawing, then it further need not be defined and explained in subsequent accompanying drawing.
, it is necessary to explanation, the orientation or position of the instruction such as term " top ", " interior ", " outer " in description of the present utility model
It is or the orientation that the utility model product is usually put when using based on orientation shown in the drawings or position relationship to put relation
Or position relationship, be for only for ease of description the utility model and simplify and describe, rather than indicate or imply signified device or
Element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limit of the present utility model
System.In addition, term " first ", " second " etc. are only used for distinguishing description, and it is not intended that indicating or implying relative importance.
In description of the present utility model, in addition it is also necessary to which explanation, unless otherwise clearly defined and limited, term " are set
Put ", " connection ", " installation ", " coupling " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected,
Or be integrally connected；Can be mechanical connection or electrical connection；Can be joined directly together, intermediary can also be passed through
It is indirectly connected to, can is the connection of two element internals.For the ordinary skill in the art, it can be managed with concrete condition
Solve concrete meaning of the above-mentioned term in the utility model.
Referring to Fig. 1, the utility model is implemented to provide a kind of power system 200, the power system 200 includes：First
The load of load 210, second 220 and transformer station 100.
First load 210 is used to produce electric energy, and the first load 210 is coupled by bus with transformer station 100, and electric energy is defeated
Enter into transformer station 100.And transformer station 100 can be by electricity of the electric energy got by its first side winding and secondary side winding
Magnetic coupling relation is boosted.Transformer station 100 couples also by bus with the second load 220, and transformer station 100 is again by after boosting
Electric energy is output to the second load 220 by bus.Second load 220 is used to be depressured again, and the second load 220 will can be obtained
User terminal is output to again after getting electric energy decompression, to provide power to the use of user.
Referring to Fig. 2, the utility model is implemented to provide a kind of transformer station 100, the transformer station 100 includes：Chamber 110,
Door-plate 120, fingerprint snap close piece 130, transformer device 140, sulfur hexafluoride sensor 150, ventilation blower 160 and master control set 170.
Fingerprint snap close piece 130 is used for the finger print information for obtaining staff's input, by the finger print information of acquisition and storage
Preset fingerprint is compared, and opens lock according to correct result is compared.
Transformer device 140 is used to the electric energy of input passing through first side winding and the electromagnetic coupled relation of secondary side winding
Boosted, and the electric energy after boosting is exported.In addition, the size of the electric current and voltage when being additionally operable to detect itself work.
Sulfur hexafluoride sensor 150 is used for the gas concentration value for gathering sulfur hexafluoride gas in chamber 110, and gas is dense
Angle value is exported to master control set 170.
Master control set 170 is used to the pre-set gas concentration value of the gas concentration value of acquisition and storage being compared.If case
The sulfur hexafluoride gas leakage of room 110, then gas concentration value, which is compared, is higher than pre-set gas concentration value, and master control set 170 can give birth to
Into simultaneously output drive signal is to ventilation blower 160, so that ventilation blower 160 is aerated, so as to reduce the sulfur hexafluoride in chamber 110
Gas concentration value.
As shown in Fig. 2 chamber 110 is the open column shape structure with opening 111 being made up of stainless steel material.In this reality
Apply in example, chamber 110 can be：Hollow cylinder, hollow column or hollow polygon prism structure.Exist for ease of transformer device 140
The installation of chamber 110, and it is easy to control, the maintenance of staff in chamber 110 etc. to operate, it is preferable that chamber 110 is sky
Heart pillar construction, i.e. chamber 110 can be the hollow cube structure with opening 111.The shape of opening 111 of chamber 110 can
Think rectangle, the opening 111 of chamber 110 can for hollow cube an entire surface or the part in a face, herein not
Limit.Chamber 110 for hollow cube structure, can have a receiving cavity 112.In the present embodiment, chamber
110 inwall is covered with acoustical cotton 113, and acoustical cotton 113 can effectively absorb the operationally produced noise of transformer station 100,
To prevent noise from the personnel around transformer station 100 are come with band influence.
Door-plate 120 is also the platy structure of inner hollow being made up of stainless steel material, and the shape size of door-plate 120 and
The shape size matching of the opening of chamber 110 111.The inner hollow of door-plate 120 can also effectively reduce the weight of door-plate 120, carry
Its high applicability.In addition, the rectangular plate-like structure of door-plate 120 enables door-plate 120 to have corresponding two ends.Door-plate 120
When at the opening 111 of chamber 110, one end of door-plate 120 and chamber 110 company of rotation at the opening 111 of chamber 110
Connect, wherein, rotating connection can be：One end of door-plate 120 is hinged by hinge at the opening 111 of chamber 110.And door-plate
120 other end is detachably connected by fingerprint snap close piece 130 and chamber 110 in the formation of opening 111 of chamber 110.
The inside of fingerprint snap close piece 130 can have an IC chip, and there is the IC chip certain signal to deposit
Storage and the disposal ability of signal.Fingerprint snap close piece 130 is arranged on the other end of door-plate 120, and is formed by screw and door-plate 120
It is fixedly connected.Fastener also is provided with the opening 111 of chamber 110.In an initial condition, fingerprint snap close piece 130 is in closed form
State, so as to withhold the fastener.Fingerprint snap close piece 130 has the knowledge that one end of identification function is fingerprint snap close piece 130
Do not hold, the identification end of fingerprint snap close piece 130 is to the remote and vertically direction extension with door-plate 120, in order to which staff is carried out
Use.
In the present embodiment, after the finger of staff is pressed against the identification end of fingerprint snap close piece 130, fingerprint snap close piece
130 identification end can obtain the coordinate information of characteristic point and characteristic point on the fingerprint of staff's finger.Wherein, characteristic point
For the starting point of fingerprint line, terminal, binding site and bifurcation etc., and the coordinate information of characteristic point is the characteristic point phase on finger
To the relative position of other characteristic points.It is stable and reliable in work to ensure that accuracy of identification is high, but manufacturing cost is cheap, fingerprint lock
Part 130 can carry out the acquisition of characteristic point and the acquisition of the coordinate information of characteristic point using capacitance sensing type.When finger is pressed against finger
Behind the identification end of line snap close piece 130, the difference in height similar to mountain valley and ridge just can be formed on finger between two fingerprints, is entered
And two fingerprints just can be two capacitor boards.Certain electric signal, two of different parts can be produced between two capacitor boards
The electric signal of fingerprint is also different., just can be accurately to finger print information so as to be sampled by all electric signals to generation
Sampled.In the present embodiment, sampling has certain order, and it can be for from left to right, then from top to bottom；Or by
Dextrad is left, then from the bottom to top, or for from right to left, then from top to bottom；It is not specifically limited herein.By being adopted in sequence
Sample, while fingerprint snap close piece 130 gets electric signal, also leads to sampling order and obtains the relative position of each electric signal and close
System, i.e., the coordinate information corresponding to each electric signal.Due to starting point, terminal, binding site and the bifurcation that characteristic point is fingerprint line
Deng the interval at characteristic point between other positions is relatively large, so that electric signal is relatively weak.Collect in fingerprint snap close piece 130
Be stored with default electrical signal intensity into the memory of circuit chip.Fingerprint snap close piece 130 can be by the electric signal of sampling according to it
Sampling order and default value of electrical signals are compared.When more than default value of electrical signals, being then determined as non-characteristic point, and export low
Level " 0 "；When less than default value of electrical signals, being then determined as characteristic point, and export high level " 1 ".By according to sampling order
Compare successively, just can extract all characteristic points of fingerprint, and each characteristic point arranged by sampling order after have
Coordinate information.
As a kind of embodiment, fingerprint snap close piece 130 includes two kinds of fingerprint recognition states, and it is respectively：Store fingerprint
Information state and identification finger print information state.When the memory in fingerprint snap close piece 130 is not stored with preset fingerprint information, fingerprint
Snap close piece 130 judges itself to be in storage finger print information state.Fingerprint snap close piece 130 can control the lock of itself to be in all the time
Open mode.Now, staff can typing finger print information so that fingerprint snap close piece 130 according to above-mentioned acquisition mode by work
The finger print information collection of personnel, and it is stored as in the memory of itself preset fingerprint information.When depositing in fingerprint snap close piece 130
Reservoir is stored with preset fingerprint information, and fingerprint snap close piece 130 judges itself to be in identification finger print information state.
When fingerprint snap close piece 130 be in identification finger print information state, and fingerprint snap close piece 130 lock closure when.Fingerprint
Snap close piece 130 is possible to inputting staff into finger print information again and preset fingerprint information is compared.It is used as a kind of mode, fingerprint
Snap close piece 130 is compared the characteristic point in finger print information by the characteristic point in above-mentioned sampling order and preset fingerprint information successively
Right, if the ratio for the characteristic point and all characteristic points for comparing matching, which exceedes, compares preset value, fingerprint snap close piece 130 judges to compare
Success, wherein, it can be 90% to compare preset value.Fingerprint snap close piece 130 can generate the first control instruction, and first is controlled
Instruction is driven amplification, with the displacement for the lock for driving itself.So that lock and fastener are split, and then fingerprint snap close piece
130 are opened, and door-plate 120 can be rotated relative to chamber 110.If but compare matching characteristic point and all characteristic points ratio not
More than preset value is compared, then fingerprint snap close piece 130 judges to compare failure.Now, fingerprint snap close piece 130 is remained closed.
When fingerprint snap close piece 130 be in identification finger print information state, but fingerprint snap close piece 130 lock open when.If referring to
Line information and preset fingerprint information compare mistake, then the lock of fingerprint snap close piece 130 is remained on.If finger print information and pre-
If finger print information is compared correctly, then fingerprint snap close piece 130 can generate the second control instruction, and the second control instruction is driven
Dynamic amplification, to drive the displacement again of the lock of itself.So that lock and fastener are closed again, and then cause door-plate 120
Realize and fix with respect to chamber 110.
Fig. 3 and Fig. 4 are referred to, transformer device 140 includes：Transformer body 141, low-tension switch cabinet 142 and height are pressed off
Close cabinet 143.
Transformer body 141 is fixedly connected by its bottom and the bottom wall of chamber 110, so that transformer body 141 just can
Enough it is arranged in the receiving cavity 112 of chamber 110.To ensure that staff examines into chamber 110 to transformer body 141
Repair or debug, staff there can be certain operating space, transformer body 141 is arranged on the receiving cavity of chamber 110
After in 112, there is a certain distance between the receiving cavity 112 of transformer body 141 and chamber 110, the distance is formed
Space the normal operating of staff can be provided.Transformer body 141 by being coupled with low-tension switch cabinet 142, so as to
The electric energy that low-tension switch cabinet 142 is inputted enough is obtained, and by the first side winding inside electric energy input transformer body 141.Pass through
The electromagnetic coupled relation of first side winding and secondary side winding inside transformer body 141, transformer body 141 can be to defeated
The electric energy entered is boosted.And transformer body 141 by being coupled with high-tension switch cabinet 143 so that transformer body 141 also
Electric energy after being boosted by secondary side winding can be output in high-tension switch cabinet 143.
Low-tension switch cabinet 142 is fixedly connected by its bottom and the bottom wall of chamber 110, so that low-tension switch cabinet 142 is just
It can be arranged in the receiving cavity 112 of chamber 110, and positioned at the side of transformer body 141.Low-tension switch cabinet 142 is used for
First load 210 during the first side winding inside electric energy input transformer body 141, will carry out power input line road and open
Close, control and protect.Part member in low-tension switch cabinet 142 includes：Low pressure sulfur hexafluoride breaker, low-voltage current mutual inductor
With low voltage transformer etc..Wherein, the sulfur hexafluoride gas in low pressure sulfur hexafluoride breaker ensure that transmission line of electricity exists
Safety opening-closing in the case of electric arc is not produced.And low-voltage current mutual inductor and low voltage transformer can be to input transformer sheets
The voltage and current of first side winding inside body 141 is acquired.
High-tension switch cabinet 143 is fixedly connected also by its bottom and the bottom wall of chamber 110, so that high-tension switch cabinet 143 is just
Also it can be arranged in the receiving cavity 112 of chamber 110, and positioned at the opposite side of transformer body 141.High-tension switch cabinet 143 is used
During the secondary side winding in electric energy inside transformer body 141 is exported to the second load 220, electric energy input is carried out
Circuit folding, control and protection.Part member in high-tension switch cabinet 143 includes：High pressure sulfur hexafluoride breaker, high-tension current
Transformer and high voltage potential transformer etc..Wherein, the sulfur hexafluoride gas in high pressure sulfur hexafluoride breaker also ensure that defeated
Electric line safety opening-closing in the case where not producing electric arc.And high-tension current inductor and high voltage potential transformer can be to inputs
The voltage and current of secondary side winding inside transformer body 141 is acquired.
Fig. 4 and Fig. 5 are referred to, sulfur hexafluoride sensor 150 is multiple, in order to the gas to sulfur hexafluoride in chamber 110
Bulk concentration value is more accurately detected.As a kind of embodiment, multiple sulfur hexafluoride sensors 150 are separately mounted to low
Compress switch on cabinet 142 and high-tension switch cabinet 143, and each sulfur hexafluoride sensor 150 is infrared sulfur hexafluoride sensor
150.Each sulfur hexafluoride sensor 150 can launch infrared signal, and the infrared signal can be by material molecule in air
Chemical bond oscillations absorb, and produce decay.Infrared signal runs into different materials, just can produce different degrees of decay.When every
Individual sulfur hexafluoride sensor 150 is received after the infrared signal after returning, according to the attenuation degree of the infrared signal, each hexafluoro
Changing sulfer sensor 150 just can analyze the chemical composition of material in air.Each transmitting of sulfur hexafluoride sensor 150 is many
Beam infrared signal, each sulfur hexafluoride sensor 150, per beam infrared signal, can obtain generation in multi beam infrared signal by analysis
The number of the infrared signal of table sulfur hexafluoride gas, then total compare of the number and infrared signal just can be obtained into sulfur hexafluoride
Aerial ratio.Each sulfur hexafluoride sensor 150 can be according to the ratio of acquisition to generation electric signal, and ratio is got over
Greatly, electrical signal intensity is stronger, conversely, ratio is smaller, electrical signal intensity is also smaller, and the electric signal is gas concentration value.Each
The output end of sulfur hexafluoride sensor 150 is coupled by wire with master control set 170, so that each sulfur hexafluoride sensor
150 can export the gas concentration value of generation to master control set 170.
Referring to Fig. 4, ventilation blower 160 includes：First ventilation blower 161 and the second ventilation blower 162.First ventilation blower 161 is
It is multiple, and each first ventilation blower 161 is installed in the top of the side wall of chamber 110.Second ventilation blower 162 is also multiple, and often
Individual second ventilation blower 162 is installed in the bottom of the side wall of chamber 110.First ventilation blower 161 and the second ventilation blower 162 pass through wire
After being coupled with master control set 170, the first ventilation blower 161 and the second ventilation blower 162 can receive the transmission of master control set 170
Drive signal.First ventilation blower 161 enables to the fan of therein to rotate forward according to the drive signal, and the second ventilation blower
162 enable to the fan of therein to invert according to the drive signal.
In the present embodiment, due to fan in the direction of rotation of fan in the first ventilation blower 161 and the second ventilation blower 162
Direction of rotation is opposite.Outside air can be pumped into chamber 110 by the first ventilation blower 161, and the second ventilation blower 162 then can
Air inside chamber 110 is retracted to outside.Because the density of sulfur hexafluoride gas is more than the density of air, in sulfur hexafluoride
The bottom of chamber 110 can be deposited to after gas leakage.By the rotation of the second ventilation blower 162, the bottom of chamber 110 can will be deposited on
Sulfur hexafluoride gas be retracted to outdoor, then by the rotation of the first ventilation blower 161, be capable of outdoor fresh air and be pumped into chamber
In 110, and then air circulation can be effectively formed, discharge sulfur hexafluoride gas.
Fig. 4 and Fig. 5 are referred to, master control set 170 can be IC chip, the disposal ability with signal.It is above-mentioned
IC chip can be general processor, including central processing unit (Central Processing Unit, CPU), net
Network processor (Network Processor, NP) etc.；It can also be digital signal processor (Digital Signal
Processing, DSP), it is application specific integrated circuit (Application Specific Integrated Circuit, ASIC), existing
Into programmable gate array (Field Programmable Gate Array, FPGA) or other PLDs, discrete
Door or transistor logic, discrete hardware components.General processor can be that microprocessor or the processor can also
It is any conventional processor etc..In the present embodiment, master control set 170 can be 51 powerful single-chip microcomputers of control function, master control
Device 170 is arranged on transformer device 140.
Master control set 170 is after the gas concentration value that each sulfur hexafluoride sensor 150 is sent is obtained, master control set 170
The gas concentration average value of all gas concentration value can be tried to achieve.Be stored with default gas in memory inside master control set 170
Bulk concentration value, by the comparison circuit of itself by the gas concentration average value and pre-set gas concentration value of acquisition.If gas concentration
Average value is less than or equal to pre-set gas concentration value, then master control set 170 does not do control action.If gas concentration value is averagely higher than
Pre-set gas concentration value, then master control set 170 judge sulfur hexafluoride gas leak, master control set 170 can be according to the pre- of itself
If Program Generating drive signal.After being coupled by wire with each first ventilation blower 161 and each second ventilation blower 162, master control
Drive signal can be output to each first ventilation blower 161 and each second ventilation blower 162 by device 170.
In summary, the utility model embodiment provides a kind of transformer station 100 and power system 200, and transformer station 100 should
For power system 200, power system 200 includes：First load 210 and the second load 220, transformer station 100 includes：Chamber
110th, transformer device 140, ventilation blower 160, door-plate 120, fingerprint snap close piece 130, sulfur hexafluoride sensor 150 and master control set
170.Chamber 110 is the open column shape structure with opening 111, and transformer device 140 is arranged in chamber 110, ventilation blower 160
Installed in the side wall of chamber 110, door-plate 120 is arranged at the opening 111 of chamber 110,110 turns of one end of door-plate 120 and chamber
Dynamic connection, one end of door-plate 120 is detachably connected by fingerprint snap close piece 130 and chamber 110, the He of sulfur hexafluoride sensor 150
Master control set 170 is installed on transformer device 140, output end and the coupling of master control set 170 of sulfur hexafluoride sensor 150
Close, transformer device 140 is used to couple with the first load 210 and the second load 220 respectively.
Fingerprint snap close piece 130 can store the preset fingerprint information of staff.In actual use, fingerprint snap close piece
130, by the way that the actual finger print information of staff and preset fingerprint information are compared, after comparing successfully, just can open lock
Button.Therefore, in the case where the lock of fingerprint snap close piece 130 is closed, it ensure that equipment in the chamber 110 of transformer station 100
Safety, and extremely convenient can be opened lock by fingerprint recognition, in order to the entrance of staff.In addition, lithium
Sulfer sensor 150 can gather the gas concentration value of sulfur hexafluoride gas in chamber 110, and gas concentration value is exported to master control
Device 170.If there occurs the leakage of sulfur hexafluoride gas, master control set 170 is by the gas concentration value and gas concentration of acquisition
When value is compared, gas concentration value is just higher than pre-set gas concentration value.Now, master control set 170 generation and output drive signal extremely
Ventilation blower 160, so that ventilation blower 160 carries out the gas of the sulfur hexafluoride in the ventilation in chamber 110, reduction chamber 110
Concentration value, in order to avoid bring safety hazard into operating personnel.Therefore, the fingerprint recognition of fingerprint snap close piece 130, Yi Jizhu are passed through
Control of the device 170 to ventilation blower 160 is controlled, can effectively prevent that sulfur hexafluoride gas brings harm to personnel in transformer station 100,
And in the case of the applicability for not influenceing personnel to pass in and out transformer station 100, effectively improve the security of transformer station 100.
Preferred embodiment of the present utility model is the foregoing is only, the utility model is not limited to, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle
Within, any modification, equivalent substitution and improvements made etc. should be included within protection domain of the present utility model.
Claims (10)
1. a kind of transformer station, it is characterised in that applied to power system, the power system includes：First load and second negative
Carry, the transformer station includes：Chamber, transformer device, ventilation blower, door-plate, fingerprint snap close piece, sulfur hexafluoride sensor and master control
Device；The chamber is the open column shape structure with opening, and the transformer device is arranged in the chamber, the ventilation
Machine is arranged on the side wall of the chamber, and the door-plate is arranged at the opening of the chamber, one end of the door-plate and the case
Room rotates connection, and the other end of the door-plate is detachably connected by the fingerprint snap close piece and the chamber, described lithium
Sulfer sensor and the master control set are installed on the transformer device, the output end of the sulfur hexafluoride sensor and institute
Master control set coupling is stated, the transformer device is used to couple with the described first load and second load respectively；
The fingerprint snap close piece, for obtaining finger print information, the finger print information and preset fingerprint are compared, and according to the ratio
Correct result is opened and latched；
The sulfur hexafluoride sensor, the gas concentration value for gathering the case room sulfur hexafluoride, and the gas is dense
Angle value is exported to the master control set；
The master control set, for by the gas concentration value of acquisition and the comparison of pre-set gas concentration value, if the gas is dense
Angle value is higher than the pre-set gas concentration value, and simultaneously output drive signal is to the ventilation blower for the master control set generation, so that institute
Ventilation blower ventilation is stated, the gas concentration value of the sulfur hexafluoride in the chamber is reduced.
2. transformer station according to claim 1, it is characterised in that the sulfur hexafluoride sensor be it is multiple, it is each described
Sulfur hexafluoride sensor is installed on the transformer device.
3. transformer station according to claim 2, it is characterised in that the transformer device includes：Transformer body, high pressure
Switch cubicle and low-tension switch cabinet, the transformer body, the high-tension switch cabinet and the low-tension switch cabinet are installed in described
In chamber, the transformer body is coupled with the high-tension switch cabinet and the low-tension switch cabinet respectively, the low-tension switch cabinet
For being coupled with the described first load, the high-tension switch cabinet is used to couple with the described second load.
4. transformer station according to claim 3, it is characterised in that the sulfur hexafluoride is provided with the high-tension switch cabinet
Sensor.
5. transformer station according to claim 3, it is characterised in that the sulfur hexafluoride is provided with the low-tension switch cabinet
Sensor.
6. transformer station according to claim 1, it is characterised in that the ventilation blower includes：First ventilation blower and second leads to
Blower fan, first ventilation blower is arranged on the top of chamber side wall, and second ventilation blower is arranged on chamber side wall
Bottom.
7. transformer station according to claim 6, it is characterised in that first ventilation blower be it is multiple, each described first
Ventilation blower is installed in the top of chamber side wall.
8. transformer station according to claim 6, it is characterised in that second ventilation blower be it is multiple, each described second
Ventilation blower is installed in the bottom of chamber side wall.
9. transformer station according to claim 1, it is characterised in that the inwall of the chamber is covered with acoustical cotton.
10. a kind of power system, it is characterised in that the power system includes：First load, the second load and such as claim
Transformer station described in 1-9 any one, the transformer device is coupled with the described first load and second load respectively.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720069552.7U CN206379670U (en) | 2017-01-17 | 2017-01-17 | Transformer station and power system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720069552.7U CN206379670U (en) | 2017-01-17 | 2017-01-17 | Transformer station and power system |
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| CN206379670U true CN206379670U (en) | 2017-08-04 |
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ID=59400999
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108105929A (en) * | 2017-12-01 | 2018-06-01 | 许继电气股份有限公司 | A kind of prefabricated cabin |
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2017
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108105929A (en) * | 2017-12-01 | 2018-06-01 | 许继电气股份有限公司 | A kind of prefabricated cabin |
| CN108105929B (en) * | 2017-12-01 | 2022-03-11 | 许继电气股份有限公司 | Prefabricated cabin |
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