CN206076965U - A kind of inverter and the common room arrangement of direct current field device - Google Patents
A kind of inverter and the common room arrangement of direct current field device Download PDFInfo
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- CN206076965U CN206076965U CN201621076148.4U CN201621076148U CN206076965U CN 206076965 U CN206076965 U CN 206076965U CN 201621076148 U CN201621076148 U CN 201621076148U CN 206076965 U CN206076965 U CN 206076965U
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- inverter
- direct current
- field device
- current field
- fields
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/60—Arrangements for transfer of electric power between AC networks or generators via a high voltage DC link [HVCD]
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Abstract
The utility model discloses a kind of inverter and direct current field device room arrangement altogether, an inverter and direct current field device room altogether is provided with, room is built-in altogether is provided with inverter region and DC fields equipment region for the inverter and direct current field device；Multiple inverters are provided with inverter region, the direct current field device consistent with inverter quantity is provided with the DC fields equipment region, and each direct current field device is provided with DC fields both positive and negative polarity tube type bus, each inverter is connected with direct current field device by the first bare conductor for being sequentially connected, pipe bus, the second bare conductor respectively, and the pipe bus is connected with DC fields both positive and negative polarity tube type bus.The utility model has the advantage of：Eliminate the connection cable between inverter and DC fields, using bare conductor and the female connection of pipe, the fire-protection rating for reducing cost and inverter room is required, while ensure the obvious fracture of visible DC fields disconnecting switch during the relevant device maintenance in inverter and interval, the safety of raising fortune inspection.
Description
Technical field
This utility model belongs to Power System Flexible technical field of electric power transmission, more particularly to a kind of inverter and direct current field device
Common room arrangement.
Background technology
THE UPFC (unified power flow controller, UPFC) is used as the flexibility of latest generation
Transmission system (flexible AC transmission system, FACTS) device, UPFC can be in power system stability side
Power flow regulating is realized in face, is rationally controlled active power, reactive power, is lifted the conveying capacity of circuit, realizes optimization operation.UPFC
Used as a new flexible transmission device, how to improve its reliability of operation, economy by rational preferred arrangement is one
The problem of individual worth further investigation.
The valve Room is the most key region in UPFC engineerings, and converter valve tower, converter valve control protection are disposed with the valve Room
System, DC fields, thyristor bypass switch and water cooling equipment, are the nucleuses for realizing power flowcontrol.
Due to converter valve it is higher to environmental requirement, it is as depicted in figs. 1 and 2, in conventional arrangement, generally that converter valve is independent
It is arranged in a room, and direct current field device is conventional equipment, which is not high to environmental requirement, is generally arranged in other one
Individual room, passes through cable between inverter and DC fields and cable termination connects.Thus also bring following problem：
Firstly, since cable termination is filling type, therefore the fire protection requirement to building is higher, according to GB50229-2006
《Thermal power plant and Substation Design fire safety rules》, when using Oil-filled Cable End, as room has been contained within oily equipment,
The classification of fire hazards of inverter room is fourth level.The classification of fire hazards in more conventional oil-free equipment room improves one
Level.
Secondly as converter valve and direct current field device be not or not a room, the two is needed by cable connection, unit length
Cable cost it is more much higher than conventional bare conductor and tube type bus.
Finally, due to the disconnecting switch and inverter in direct current field device be not or not a room, when inverter is overhauled, inspection
The personnel of repairing cannot be directly viewed the fracture site of disconnecting switch in DC fields, be unfavorable for that maintainer intuitively observes disconnecting switch shape
State.
Utility model content
Utility model purpose：This utility model provides a kind of inverter with the common room arrangement of direct current field device, the change of current
Device and direct current field device are arranged in same room with them, and access path, inverter and direct current are arranged between inverter and DC fields
Pipe bus is set between the bus of field, and the pipe bus is located at directly over access path, and inverter primary connection terminal passes through bare conductor
The pipe bus is connected to, pipe bus is connected to DC fields relevant device and DC fields both positive and negative polarity tube type bus by bare conductor again,
To solve the problems of the prior art.
Technical scheme：For achieving the above object, the technical solution adopted in the utility model is：
A kind of inverter and the common room arrangement of direct current field device, are provided with an inverter with the common room of direct current field device
Between, room is built-in altogether is provided with inverter region and DC fields equipment region for the inverter and direct current field device；The inverter
Multiple inverters are provided with region, the DC fields consistent with inverter quantity are provided with the DC fields equipment region and are set
It is standby, and each direct current field device is provided with DC fields both positive and negative polarity tube type bus, each inverter passes through first for being sequentially connected respectively
Bare conductor, pipe bus, the second bare conductor are connected with direct current field device, the pipe bus and DC fields both positive and negative polarity tube type bus phase
Connection.
Further, the inverter in the inverter region passes through inverter with the common room of direct current field device by wall bushing
On the series/parallel transformator of wall connecting to outdoor equipment area, the direct current field device of DC fields equipment region is by DC fields bus
By the wall connecting in the common room of inverter and direct current field device on outdoor road.
Further, access path is provided between described each inverter and its corresponding direct current field device.
Further, the inverter according to claim and the common room arrangement of direct current field device, the pipe
Bus is horizontally parallel to ground, and is arranged on above access path.
Beneficial effect：Compared with prior art, this utility model has advantages below：
The connection cable and Oil-filled Cable End between inverter and DC fields is eliminated, it is female even using bare conductor and pipe
Connect, due to there is no oil-filled equipment, therefore reduce the fire risk grade of inverter room.With bare conductor and tube type bus phase
Than, cable lay requirement and unit price is higher, it is therefore using bare conductor and the connected mode of tube type bus, economical excellent
In cabled manner.Simultaneously as inverter and the common room arrangement of direct current field device, it is ensured that related in inverter and interval
The obvious fracture of visible DC fields disconnecting switch during overhaul of the equipments, improves fortune inspection safety.
Description of the drawings
Fig. 1 is conventional valve Room horizontal layout schematic diagram；
Fig. 2 is conventional valve Room sectional schematic diagram；
Fig. 3 is horizontal layout schematic diagram of the present utility model；
Fig. 4 is the sectional schematic diagram of inverter of the present utility model and the common room of direct current field device；
Wherein：1- inverters and the common room of direct current field device, 2- inverters region, 3- DC fields equipment regions, 4- are outdoor
Battery limits, 5- series/parallel transformators, 6- DC fields buses, 7- open airs road, 8- inverters, 9- direct current field devices, 101- first
Bare conductor, 11- pipe buses, the second bare conductors of 102-, 12- DC fields both positive and negative polarity tube type bus.
Specific embodiment
A kind of inverter and the common room arrangement of direct current field device, are provided with an inverter with the common room of direct current field device
Between 1, room 1 is built-in altogether is provided with inverter region 2 and DC fields equipment region 3 for the inverter and direct current field device；It is described to change
Multiple inverters 8 are provided with stream device region 2, are provided with the DC fields equipment region 3 consistent with 8 quantity of inverter straight
Flow field equipment 9, and each direct current field device 9 is provided with DC fields both positive and negative polarity tube type bus 12, each inverter 8 is respectively by successively
Connected the first bare conductor 101, pipe bus 11, the second bare conductor 102 are connected with direct current field device 9, the pipe bus 11 with
DC fields both positive and negative polarity tube type bus 12 are connected.
Body of wall of the inverter 8 in aforementioned inverter region 2 by wall bushing by the common room 1 of inverter and direct current field device
It is connected on the series/parallel transformator 5 in outdoor equipment area 4, the direct current field device 9 of DC fields equipment region 3 is by DC fields bus 6
By the wall connecting in the common room 1 of inverter and direct current field device on outdoor road 7.
Access path is provided between aforementioned inverter 8 and direct current field device 9.
The aforementioned inverter according to claim and the common room arrangement of direct current field device, 11 water of pipe bus
Put down parallel to ground, and be arranged on above access path.
Wherein, the connected mode of the inverter 8 and direct current field device 9 is：Inverter 8 and direct current field device 9 are by the
One bare conductor 101, pipe bus 11 and the second bare conductor 102 connect；Wherein, 101 one end of the first bare conductor is connected to inverter 8
On, the other end is connected on 11 one end of pipe bus, is connected to one end of the second bare conductor 102 on 11 other end of pipe bus, and second
102 other end of bare conductor is connected on direct current field device 9.
This utility model is further described with reference to embodiment.
As shown in figure 3, being horizontal layout schematic diagram of the present utility model.Wherein, inverter and the common room 1 of direct current field device
Inside include：Inverter region 2 and DC fields battery limits 3 are installed in a room by inverter region 2 and DC fields battery limits 3
It is interior, the occupation problem in space is solved, both can be taken into account in maintenance, it is not necessary to through body of wall inspection, it is to avoid ask
The problem that cannot look at straight of topic, can also change the mode of cable connection, and other methods of attachment for adopting cost performance higher, while
When solving using Oil-filled Cable End, as room has been contained within oily equipment, the problem that fire risk is improved；Inverter area
On series/parallel transformator 5 of the domain 2 by wall bushing by wall connecting to outdoor equipment area 4, DC fields battery limits 3 are by direct current
Field bus 6 is by wall connecting on outdoor road 7.
As shown in figure 4, the sectional schematic diagram in room is total to for inverter of the present utility model and direct current field device.Wherein, change
Stream device 8 is connected on pipe bus 11 by the first bare conductor 101, and pipe bus 11 is connected to direct current by the second bare conductor 102 again
Field device 9, is also associated with DC fields both positive and negative polarity tube type bus 12 on pipe bus 11, DC fields both positive and negative polarity tube type bus 12 are arranged on
On direct current field device 9, the cable cost for solving unit length is high, and solves this by passing through bare conductor and pipe bus 11 and ask
Topic, and do not adopt mutually isolated two room to be just attached without arranging cable.Pipe bus 11 is horizontally parallel to ground
And lower section is provided with passage, the passage passes through and overhauls inverter 8 and direct current field device 9 for maintainer, solves direct current
Not in a room and when inverter 8 is overhauled, maintainer directly cannot see disconnecting switch and inverter 8 in field device 9
The fracture site of disconnecting switch in direct current field device 9, is unfavorable for that maintainer intuitively observes the problem of disconnecting switch state.
This utility model optimizes by more than, i.e., inverter 8 and direct current field device 9 are arranged in same room with them, the change of current
Access path is set between device 8 and direct current field device 9, it is female that pipe is set between inverter 8 and DC fields both positive and negative polarity tube type bus 12
Line 11, the pipe bus 11 are located at directly over access path, and 8 primary connection terminal of inverter is connected to by the first bare conductor 101
The pipe bus 11, pipe bus 11 are connected to direct current field device 9 and DC fields both positive and negative polarity tube type bus by the second bare conductor 102 again
On 12, the connection between inverter 8 and direct current field device 9 is so far completed.Eliminate between inverter 8 and direct current field device 9
Connection cable and Oil-filled Cable End, using the female connection of bare conductor and pipe, due to there is no oil-filled equipment, therefore reduce and change
The fire risk grade in stream device device region.Compare with bare conductor with tube type bus 11, laying for cable is required and unit price
It is higher, therefore using bare conductor and the connected mode of tube type bus, it is economical better than cabled manner.Simultaneously as changing
Room is arranged altogether for stream device 8 and direct current field device 9, it is ensured that when the interior relevant device of inverter 8 and interval is overhauled, visible DC fields set
The obvious fracture of standby 9 disconnecting switch, improves fortune inspection safety.
The above is only preferred implementation of the present utility model, it should be pointed out that：For the common skill of the art
For art personnel, on the premise of without departing from this utility model principle, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as protection domain of the present utility model.
Claims (4)
1. a kind of inverter is total to room arrangement with direct current field device, it is characterised in that：It is provided with an inverter and direct current
The common room of field device（1）, the inverter and direct current field device room altogether（1）It is built-in to be provided with inverter region（2）And DC fields
Equipment region（3）；The inverter region（2）Multiple inverters are provided with inside（8）, the DC fields equipment region（3）Inside set
It is equipped with and inverter（8）The consistent direct current field device of quantity（9）, and each direct current field device（9）It is provided with DC fields both positive and negative polarity
Tube type bus（12）, each inverter（8）Pass through the first bare conductor being sequentially connected respectively（101）, pipe bus（11）, second naked lead
Line（102）With direct current field device（9）It is connected, the pipe bus（11）With DC fields both positive and negative polarity tube type bus（12）It is connected.
2. inverter according to claim 1 is total to room arrangement with direct current field device, it is characterised in that：The change of current
Device region（2）Inverter（8）By wall bushing by the common room of inverter and direct current field device（1）Wall connecting to open air
Battery limits（4）Series/parallel transformator（5）On, DC fields equipment region（3）Direct current field device（9）By DC fields bus（6）
By the common room of inverter and direct current field device（1）Wall connecting to outdoor road（7）On.
3. inverter according to claim 1 is total to room arrangement with direct current field device, it is characterised in that：It is described each
Inverter（8）With its correspondence direct current field device（9）Between be provided with access path.
4. inverter according to claim 3 is total to room arrangement with direct current field device, it is characterised in that：The pipe is female
Line（11）Ground is horizontally parallel to, and is arranged on above access path.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621076148.4U CN206076965U (en) | 2016-09-23 | 2016-09-23 | A kind of inverter and the common room arrangement of direct current field device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621076148.4U CN206076965U (en) | 2016-09-23 | 2016-09-23 | A kind of inverter and the common room arrangement of direct current field device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206076965U true CN206076965U (en) | 2017-04-05 |
Family
ID=58438826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621076148.4U Active CN206076965U (en) | 2016-09-23 | 2016-09-23 | A kind of inverter and the common room arrangement of direct current field device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206076965U (en) |
-
2016
- 2016-09-23 CN CN201621076148.4U patent/CN206076965U/en active Active
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