CN106486274B - A kind of substation transformer noise radiation control platform - Google Patents
A kind of substation transformer noise radiation control platform Download PDFInfo
- Publication number
- CN106486274B CN106486274B CN201610863420.1A CN201610863420A CN106486274B CN 106486274 B CN106486274 B CN 106486274B CN 201610863420 A CN201610863420 A CN 201610863420A CN 106486274 B CN106486274 B CN 106486274B
- Authority
- CN
- China
- Prior art keywords
- transformer
- noise
- control platform
- platform
- radiation control
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/33—Arrangements for noise damping
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/085—Cooling by ambient air
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
- H01F27/36—Electric or magnetic shields or screens
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The invention discloses a kind of substation transformer noise radiation control platform, the screening arrangement of setting is lifted on the steelframe platform and the steelframe platform set including the transformer that is arranged on pedestal, the transformer periphery, one circle lifting groove is set around the transformer on the steelframe platform, the under(-)chassis being engaged with the lifting groove shape is set below the lifting groove, electromagnetic shielding mechanism and noise shielding mechanism are set on the under(-)chassis, elevating mechanism is set on the under(-)chassis.The present invention is absorbed by lifting the screening arrangement of enclosed and realizing to the noise and radiation shield of transformer, it is flexible and convenient to use, the work of the top circuit and staff of transformer on steelframe platform will not be impacted, it is simple in construction, complicated and expensive equipment is not needed, it is easy to spread, can effectively reduce work of transformer substation personnel and nearby residents by environment influenceed.
Description
Technical field
The present invention relates to electromagnetic radiation and noise reduction techniques field, and in particular to a kind of substation transformer noise radiation
Control platform.
Background technology
At present, transformer station is in the prevalence of the problem of electromagnetic radiation is high, fire prevention protecting against shock performance is weak and noise is big.Its
In, electromagnetic radiation pollution caused by high alternation power frequency electromagnetic field may interfere with the biological electricity of human body, and serious can also be to human brain just
Chang Gongneng and cardiomotility have an impact.It is electric caused by the magnetostriction vibration of transformer core silicon steel sheet and vibration of reactor
Magnetic, mechanical noise can then influence the service behaviour of equipment, and the normal life to surrounding resident produces interference.Especially with city
The quickening of city's process, electricity needs rapid development, electromagnetic radiation and noise pollution problem become increasingly conspicuous.Although test data shows
Show electromagnetic radiation and the noise pollution (electric-field intensity within regulation limitation around most of transformer station：Electric field power frequency 50Hz, electricity
It is that 500kV time limit value is 4kV/m to press grade；Magnetic induction intensity：Power frequency 50Hz, voltage class are that 500kV time limit value is 0 .1mT；
Boundary Noise limit value：60dB (A) between daytime, night 50dB (A)).But still occur once in a while in standing electronic component,
Electronic equipment is disturbed the phenomenon of failure, and the noise of community is complained and dispute also happens occasionally, and adds somewhat to resident
Fear, also disturb the life of surrounding resident.Therefore, transformer station's electromagnetic radiation and noise pollution problem can not be ignored.
And caused by the source of transformer station's electromagnetic radiation and noise is greatly transformer, transformer in transformer station
It is the Main Noise Sources of network system, in order to reduce transformer noise discharge, avoids sound pollution of the transformer station to nearby residents, electricity
Net enterprise investment substantial contribution is administered, but the domestic control measures for transformer noise are single at present, and investment is huge,
And noise-reducing device is safeguarded after building up to the day-to-day operation of transformer there are inconvenience, therefore not pushed away in transformer station
Set up in a wide range and.
A kind of box for box-type transformer substation of the disclosure of the invention of Application No. 201610005517.9.The box for box-type transformer substation
Including：Foam aluminium backing；Foamed aluminium casing, it is arranged on foam aluminium backing；Sheet metal jacket, it is arranged at the outer of foamed aluminium casing
Portion；And at the top of metallic plate, the top of foamed aluminium casing is arranged at, wherein, foam aluminium backing, foamed aluminium casing and metallic plate top
There is chamber between portion.By the invention, box for box-type transformer substation structure is improved to electromagnetic radiation and electromagnetism, mechanical noise
Shield effectiveness.But the invention can only be directed to box miniature transformer and use, and can not be to the high-power transformer noise reduction of outdoor
It is antimagnetic, exist using limitation it is larger the problem of.
A kind of city transformer noise control system of the disclosure of the invention of Application No. 201610129814.4, including set
Acoustic barrier and the composite barrier that is disposed in lower section；Acoustic barrier includes setting spaced V-arrangement to lead among multilayer
Wind passage；The active guidance system that composite barrier includes sound absorption demagnetization layer and is embedded on sound absorption demagnetization layer inwall；Active control
System includes controller, and multiple grades of microphones, secondary sound source and the error microphone being connected with controller.The invention pair
Medium-high frequency, middle low frequency have good anti-acoustic capability, and realize good air permeability simultaneously, solve between tradition ventilation and sound insulation
Contradictory problems, in addition, solving electromagnetic radiation.The invention also applies to the miniature transformer in city, and uses
Maintenance, the maintenance got up to transformer are all very inconvenient.
The content of the invention
Problem to be solved by this invention is to provide a kind of substation transformer noise radiation control platform, is wrapped by lifting
The screening arrangement realization for enclosing formula absorbs to the noise and radiation shield of transformer, flexible and convenient to use, will not be to the upper of transformer
The work of square circuit and staff on steelframe platform impacts.
In order to solve the above technical problems, the technical solution adopted by the present invention is：
A kind of substation transformer noise radiation control platform, including transformer, the transformer being arranged on pedestal
The screening arrangement of setting is lifted on the steelframe platform and the steelframe platform that periphery is set, is surrounded on the steelframe platform described
Transformer sets a circle lifting groove, and the under(-)chassis being engaged with the lifting groove shape is set below the lifting groove, described
Electromagnetic shielding mechanism and noise shielding mechanism are set on under(-)chassis, elevating mechanism is set on the under(-)chassis.
Further, the under(-)chassis is combined type, including some sections of cross bars compositions.
Further, the elevating mechanism includes the hydraulic lifting post that the corresponding each section of cross bar is set.
Further, the electromagnetic shielding mechanism include the cross bar both ends on vertically disposed vertical supports, same section
Iron net is set between the vertical supports on the cross bar.
Further, the noise shielding mechanism includes the substrate that sets in the iron net, it is corresponding on the substrate described in
Transformer sets bloop and the muffler chamber connected with the bloop, and the vertical section width of the muffler chamber is with depth
The intensification of degree is gradually increased.
Further, the vertical supports top sets the cover plate being engaged with the lifting slot structure.
Further, the transformer outer surface and the outside of the vertical supports set electromagnetic radiation monitoring instrument, noise
Monitor, the electromagnetic radiation monitoring instrument and noise level indicator are connected by communication unit with control centre.
Further, the transformer outer surface sets piezoelectric cantilever, and the piezoelectric cantilever top sets balancing weight,
The piezoelectric cantilever is connected by rectifier with battery, and the battery passes through DC/DC power modules and the electromagnetism spoke
Penetrate monitor, noise level indicator, communication unit connection.
Further, intake stack is set below the steelframe platform, and the outlet of the intake stack is arranged on the change
The week side of boss of depressor, the entrance of the intake stack are arranged on the flat edge of table of steelframe.
Further, ventilating fan is set in the intake stack.
The invention provides a kind of substation transformer noise radiation control platform, outdoor transformer is normally located at
On pedestal, and it is sand ground around pedestal, the top laying steelframe platform of sand ground, the screening arrangement in the present invention is to rely on steelframe
The lifting hidden device that platform is set, in the day-to-day operation of transformer, screening arrangement emersion steelframe platform, to transformer
Electromagnetic radiation and noise shielding are carried out, when needing to safeguard Repair of Transformer, then falls screening arrangement, will not be to steelframe platform
On space impact, facilitate the repair and maintenance of staff to work.Screening arrangement is risen by elevating mechanism in lifting groove
Rise or fall, in order to ensure the effect of shielding, it is necessary to be designed to that 360 deg surrounds transformer without dead angle to screening arrangement
Structure, therefore screening arrangement includes the under(-)chassis that shape agrees with lifting groove, lifting groove can be passed through by being installed on under(-)chassis
Electromagnetic shielding mechanism and noise shielding mechanism shielded and absorbed come the noise to transformer and electromagnetic radiation.
Under(-)chassis is not configured to an entirety, but is made up of some sections of cross bars, and each section of whippletree both ends set perpendicular
To support, iron net is set, such screening arrangement is still an entirety, can be to transformer between the vertical supports of same section of cross bar
Surrounded, but because subsection setup, every section of cross bar can lift respectively, so when in use can be according to circumstances to every section
Cross bar carries out descending operation, it is necessary to be down to when being safeguarded to Repair of Transformer also without by whole screening arrangement under steelframe platform
Side, operates more flexible.Noise shielding mechanism, which is provided on the substrate in iron net, sets muffler chamber to realize, substrate
Cystosepiment, lighter weight can be used, the side of its corresponding transformer sets the sound attenuation hole of absorption of noise and is connected with bloop
The muffler chamber connect, when sound wave transmits from position resolver to surrounding, a part can be directly entered muffler chamber, by cavity
Reflection, most of noise is consumed, and the overall structure that substrate surrounds is also locked on transformer periphery by most of noise
Environment in, eliminate noise by multiple reflections or be reflected into muffler chamber and eliminate noise, the structure of muffler chamber is interior
Portion is wide, opening is narrow, preferably the structure of truncated cone-shaped, and the top of truncated cone-shaped is bloop, sound wave after bloop entrance because
Bloop it is narrow, it is difficult to goes out, the energy of sound wave is just eliminated in muffler chamber internal reflection, realizes noise reduction.Because steelframe platform
Upper setting has the lifting groove being engaged with screening arrangement, and after screening arrangement is fallen, lifting groove can be to the action of staff
Impact, and cover plate is arranged on the top of vertical supports, after screening arrangement is fallen, cover plate covers to lifting groove so that
Steelframe platform upper surface is smooth.
Transformer outer surface and the outside of iron net set electromagnetic radiation monitoring instrument, noise level indicator, so to electromagnetic radiation
There can be a good contrast effect with the structure of noise monitoring, be filled by the radiation to transformer surface and noise with shielding
The radiation and noise for putting outside are contrasted, and can monitor screening arrangement to electromagnetism and the shield effectiveness of radiation, and shielding
Covering can find in time when device goes wrong, Quick overhaul.The power supply of electromagnetic radiation monitoring instrument and noise level indicator can be according to
Changed by the vibrational energy on transformer surface to realize, vibration feelings of the piezoelectric cantilever that transformer outer surface is set in transformer
Under condition, it may occur that distortion and vibration, so as to convert mechanical energy into electric energy, then by rectifier to caused current rectification,
Finally by power storage to battery, battery passes through electromagnetic radiation monitoring instrument, noise monitoring described in DC/DC electric power source pair of modules
Instrument, communication unit are powered.
The present invention screening arrangement encirclements is formd to transformer, ventilation and heat problem can be caused, in summer influence compared with
Greatly, therefore below steelframe platform intake stack is set, screening arrangement is skipped by intake stack so that outside air is directly entered
On the inside of screening arrangement, transformer is cooled.If the flowing velocity of air is too small, the ventilation in intake stack can be passed through
Blower fan pressurizes, and accelerates the entrance of extraneous wind-force, accelerates cooling-down effect.
The present invention is absorbed by lifting the screening arrangement of enclosed and realizing to the noise and radiation shield of transformer, uses spirit
It is living convenient, the work of the top circuit and staff of transformer on steelframe platform will not be impacted, it is simple in construction,
Equipment that need not be complicated and expensive, it is easy to spread, can effectively reduce work of transformer substation personnel and nearby residents by
Environment influence.
Brief description of the drawings
The invention will be further described below in conjunction with the accompanying drawings：
Fig. 1 is the plane structure chart of the present invention；
Fig. 2 is the structural representation of the present invention；
Fig. 3 is the plane structure chart of Combined bottom framework of the present invention；
Fig. 4 is electromagnetic shielding mechanism of the present invention and the structural representation of noise shielding mechanism；
Fig. 5 is the structural representation of cover plate and hydraulic lifting post of the present invention；
Fig. 6 is the structural representation of the embodiment of the present invention three；
Fig. 7 is the system construction drawing of the embodiment of the present invention three；
Fig. 8 is the structural representation of intake stack of the present invention.
Embodiment
It is as follows to the further displaying of technical solution of the present invention, embodiment with reference to Fig. 1 to Fig. 8：
Embodiment one
As depicted in figs. 1 and 2：A kind of substation transformer noise radiation control platform is present embodiments provided, including is set
Put the transformer 2 on pedestal 7, the steelframe platform 1 that the periphery of the transformer 2 is set and lifted on the steelframe platform 1 and set
The screening arrangement 9 put, sets a circle lifting groove 6 on the steelframe platform 1 around the transformer 2, and the lower section of lifting groove 6 is set
The under(-)chassis 5 being engaged with the shape of lifting groove 6 is put, electromagnetic shielding mechanism 4 and noise screen are set on the under(-)chassis 5
Mechanism 3 is covered, elevating mechanism 8 is set on the under(-)chassis 5.
Outdoor transformer is normally located on pedestal, and is sand ground around pedestal, and the top of sand ground is laid steelframe and put down
Platform, the present invention in screening arrangement be by steelframe platform set lifting hidden device, in the daily fortune of transformer
In row, screening arrangement emersion steelframe platform, electromagnetic radiation and noise shielding are carried out to transformer, needing to tie up Repair of Transformer
During shield, then screening arrangement is fallen, the space on steelframe platform will not be impacted, facilitate the repair and maintenance work of staff
Make.Screening arrangement is risen or fallen in lifting groove by elevating mechanism, in order to ensure the effect of shielding, it is necessary to screening arrangement
It is designed to that 360 deg surrounds the structure of transformer without dead angle, therefore screening arrangement includes the bottom frame that shape agrees with lifting groove
Frame, installation can be by the electromagnetic shielding mechanism and noise shielding mechanism of lifting groove come the noise to transformer on under(-)chassis
Shielded and absorbed with electromagnetic radiation.
Embodiment two
As shown in Figures 3 to 5：The difference of itself and embodiment one is：
The under(-)chassis 5 is combined type, including some sections of cross bars 10 form.
The elevating mechanism 8 includes the hydraulic lifting post 17 that the corresponding each section of cross bar 10 is set；
The electromagnetic shielding mechanism 4 includes vertically disposed vertical supports 11 on the both ends of cross bar 10, described in same section
Iron net 12 is set between the vertical supports 11 on cross bar 10；
The noise shielding mechanism 3 includes the substrate 13 set in the iron net 12, and the change is corresponded on the substrate 13
Depressor 2 sets bloop 15 and the muffler chamber 14 connected with the bloop 15, the vertical section of the muffler chamber 14 wide
Degree is gradually increased with the intensification of depth；
The muffler chamber 14 is truncated cone-shaped；
The top of vertical supports 11 sets the cover plate 16 being engaged with the structure of lifting groove 6.
Under(-)chassis is not configured to an entirety, but is made up of some sections of cross bars, and each section of whippletree both ends set perpendicular
To support, iron net is set, such screening arrangement is still an entirety, can be to transformer between the vertical supports of same section of cross bar
Surrounded, but because subsection setup, every section of cross bar can lift respectively, so when in use can be according to circumstances to every section
Cross bar carries out descending operation, it is necessary to be down to when being safeguarded to Repair of Transformer also without by whole screening arrangement under steelframe platform
Side, operates more flexible.Noise shielding mechanism, which is provided on the substrate in iron net, sets muffler chamber to realize, substrate
Cystosepiment, lighter weight can be used, the side of its corresponding transformer sets the sound attenuation hole of absorption of noise and is connected with bloop
The muffler chamber connect, when sound wave transmits from position resolver to surrounding, a part can be directly entered muffler chamber, by cavity
Reflection, most of noise is consumed, and the overall structure that substrate surrounds is also locked on transformer periphery by most of noise
Environment in, eliminate noise by multiple reflections or be reflected into muffler chamber and eliminate noise, the structure of muffler chamber is interior
Portion is wide, opening is narrow, preferably the structure of truncated cone-shaped, and the top of truncated cone-shaped is bloop, sound wave after bloop entrance because
Bloop it is narrow, it is difficult to goes out, the energy of sound wave is just eliminated in muffler chamber internal reflection, realizes noise reduction.Because steelframe platform
Upper setting has the lifting groove being engaged with screening arrangement, and after screening arrangement is fallen, lifting groove can be to the action of staff
Impact, and cover plate is arranged on the top of vertical supports, after screening arrangement is fallen, cover plate covers to lifting groove so that
Steelframe platform upper surface is smooth.
Embodiment three
As shown in Figure 6 and Figure 7：The difference of itself and embodiment one is：
The outer surface of transformer 2 and the outside of the vertical supports 11 set electromagnetic radiation monitoring instrument 18, noise monitoring
Instrument 19, the electromagnetic radiation monitoring instrument 18 and noise level indicator 19 are connected by communication unit 20 with control centre 23.
The outer surface of transformer 2 sets piezoelectric cantilever 26, and the top of piezoelectric cantilever 26 sets balancing weight 22, institute
State piezoelectric cantilever 26 to be connected with battery 24 by rectifier 21, the battery 24 passes through DC/DC power modules 25 and institute
Electromagnetic radiation monitoring instrument 18, noise level indicator 19, communication unit 20 is stated to connect.
Transformer outer surface and the outside of iron net set electromagnetic radiation monitoring instrument, noise level indicator, so to electromagnetic radiation
There can be a good contrast effect with the structure of noise monitoring, be filled by the radiation to transformer surface and noise with shielding
The radiation and noise for putting outside are contrasted, and can monitor screening arrangement to electromagnetism and the shield effectiveness of radiation, and shielding
Covering can find in time when device goes wrong, Quick overhaul, and communication unit can use GPRS communication modules, by wirelessly passing
It is defeated to be easier to realize.The power supply of electromagnetic radiation monitoring instrument and noise level indicator can rely on the vibrational energy on transformer surface to change
To realize, the piezoelectric cantilever that transformer outer surface is set is under the Vibration Condition of transformer, it may occur that distortion and vibration, from
And electric energy is converted mechanical energy into, then caused current rectification finally by power storage to battery, is stored by rectifier
Battery is powered by electromagnetic radiation monitoring instrument, noise level indicator, communication unit described in DC/DC electric power source pair of modules.
Example IV
As shown in Figure 8：The difference of itself and embodiment one is：
The lower section of steelframe platform 1 sets intake stack 28, and the outlet 27 of the intake stack 28 is arranged on the transformation
The week side of boss of device 2, the entrance 30 of the intake stack 28 are arranged on the edge of steelframe platform 1；
Ventilating fan 29 is set in the intake stack 28.
Screening arrangement forms encirclement to transformer, can cause ventilation and heat problem, is had a great influence in summer, therefore steel
Intake stack is set below body panel, screening arrangement is skipped by intake stack so that outside air is directly entered screening arrangement
Inner side, transformer is cooled.If the flowing velocity of air is too small, can be added by the ventilating fan in intake stack
Pressure, accelerate the entrance of extraneous wind-force, accelerate cooling-down effect.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, this area is common
Other modifications or equivalent substitution that technical staff is made to technical scheme, without departing from technical solution of the present invention
Spirit and scope, all should cover among scope of the presently claimed invention.
Claims (10)
- A kind of 1. substation transformer noise radiation control platform, it is characterised in that：Including be arranged on pedestal transformer, institute State and the screening arrangement of setting is lifted on the steelframe platform and the steelframe platform of transformer periphery setting, on the steelframe platform One circle lifting groove is set around the transformer, the screening arrangement includes the setting of lifting groove lower section and the lifting groove The under(-)chassis that shape is engaged, electromagnetic shielding mechanism and noise shielding mechanism, the bottom frame are set on the under(-)chassis Elevating mechanism is set on frame.
- 2. substation transformer noise radiation control platform as claimed in claim 1, it is characterised in that：The under(-)chassis is Combined type, it is made up of some sections of cross bars.
- 3. substation transformer noise radiation control platform as claimed in claim 2, it is characterised in that：The elevating mechanism bag Include the hydraulic lifting post that the corresponding each section of cross bar is set.
- 4. substation transformer noise radiation control platform as claimed in claim 3, it is characterised in that：The electromagnetic shielding machine Structure includes vertically disposed vertical supports on the cross bar both ends, is set between the vertical supports on the same section of cross bar Iron net.
- 5. substation transformer noise radiation control platform as claimed in claim 4, it is characterised in that：The noise shielding machine Structure includes the substrate that sets in the iron net, correspond on the substrate transformer setting bloop and with the bloop The muffler chamber of connection, the vertical section width of the muffler chamber are gradually increased with the intensification of depth.
- 6. substation transformer noise radiation control platform as claimed in claim 4, it is characterised in that：The vertical supports top End sets the cover plate being engaged with the lifting slot structure.
- 7. substation transformer noise radiation control platform as claimed in claim 4, it is characterised in that：The transformer appearance Face and the outside of the vertical supports set electromagnetic radiation monitoring instrument, noise level indicator, the electromagnetic radiation monitoring instrument and noise Monitor is connected by communication unit with control centre.
- 8. substation transformer noise radiation control platform as claimed in claim 7, it is characterised in that：The transformer appearance Face sets piezoelectric cantilever, and the piezoelectric cantilever top sets balancing weight, and the piezoelectric cantilever passes through rectifier and electric power storage Pond is connected, and the battery is connected by DC/DC power modules and the electromagnetic radiation monitoring instrument, noise level indicator, communication unit Connect.
- 9. substation transformer noise radiation control platform as claimed in claim 1, it is characterised in that：Under the steelframe platform Side sets intake stack, and the outlet of the intake stack is arranged on the week side of boss of the transformer, and the entrance of the intake stack is set Put in the flat edge of table of steelframe.
- 10. substation transformer noise radiation control platform as claimed in claim 9, it is characterised in that：The intake stack Interior setting ventilating fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610863420.1A CN106486274B (en) | 2016-09-29 | 2016-09-29 | A kind of substation transformer noise radiation control platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610863420.1A CN106486274B (en) | 2016-09-29 | 2016-09-29 | A kind of substation transformer noise radiation control platform |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106486274A CN106486274A (en) | 2017-03-08 |
| CN106486274B true CN106486274B (en) | 2018-02-13 |
Family
ID=58269069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610863420.1A Active CN106486274B (en) | 2016-09-29 | 2016-09-29 | A kind of substation transformer noise radiation control platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106486274B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201222417Y (en) * | 2008-03-07 | 2009-04-15 | 国家电网公司 | Noise reducer for converter transformer |
| JP5916221B2 (en) * | 2012-02-27 | 2016-05-11 | 特許機器株式会社 | Transformer vibration damping device and method of mounting the transformer vibration damping device |
| CN202632999U (en) * | 2012-06-29 | 2012-12-26 | 重庆市电力公司电力科学研究院 | Insulating and soundproof cover device of outdoor movable transformer |
| CN204167048U (en) * | 2014-10-20 | 2015-02-18 | 杭州静之源噪声控制技术有限公司 | A kind of transformer vibration damping noise reduction platform |
| CN205595174U (en) * | 2016-05-14 | 2016-09-21 | 保定元辰变压器制造有限公司 | Fixing device of transformer |
-
2016
- 2016-09-29 CN CN201610863420.1A patent/CN106486274B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106486274A (en) | 2017-03-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106771656A (en) | A kind of transformer station's electromagnetic radiation monitoring device based on GIS | |
| CN207319886U (en) | A kind of noise reduction cooling outer cover of for transformer | |
| CN206774361U (en) | A kind of denoising device of power transformer | |
| CN106486274B (en) | A kind of substation transformer noise radiation control platform | |
| CN209626784U (en) | A kind of burying-terra transformer substation of band isolation radiation function | |
| CN205828110U (en) | Calm type transformator | |
| CN202632999U (en) | Insulating and soundproof cover device of outdoor movable transformer | |
| CN111105924B (en) | Noise reduction and sound absorption shielding cover for transformer | |
| CN206259614U (en) | A kind of power equipment noise reduction buffer device | |
| CN212782945U (en) | Transformer with lightning protection function | |
| CN104599815A (en) | Noise-reducing installation structure for dry-type transformer | |
| CN114744518A (en) | Active ventilation and heat dissipation type box-type substation | |
| CN108266014A (en) | A kind of substation's Noise Controlling in Comprehensive method | |
| CN204167729U (en) | A kind of vibrating isolation system for 220kV indoor substation shunt reactor | |
| CN208089472U (en) | Wind power tower drum built-in transformer system and wind power generation stepped | |
| CN207909650U (en) | A kind of transformer bottom support base | |
| CN208157887U (en) | Low noise from heat dissipation 10kV ring network cabinet | |
| CN110931230A (en) | Transformer with protection function | |
| CN213124023U (en) | Multifunctional transformer protective housing | |
| CN206379237U (en) | Dry type Wound iron-core transformer | |
| CN211063147U (en) | Anti-interference outdoor transformer box | |
| CN210778112U (en) | Amorphous alloy transformer | |
| CN216119827U (en) | Noise reduction structure of transformer | |
| CN212381616U (en) | Electric control pry electromagnetic interference shielding device for gas collecting station field | |
| CN214123686U (en) | Noise reduction device for transformer in urban substation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |