CN212380841U - 35kV sled dress integral type mobile substation - Google Patents
35kV sled dress integral type mobile substation Download PDFInfo
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- CN212380841U CN212380841U CN202021896036.XU CN202021896036U CN212380841U CN 212380841 U CN212380841 U CN 212380841U CN 202021896036 U CN202021896036 U CN 202021896036U CN 212380841 U CN212380841 U CN 212380841U
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Abstract
The utility model particularly relates to a 35kV sled dress integral type mobile substation belongs to transformer substation construction technical field, and the technical problem that solve provides a 35kV sled dress integral type mobile substation, and the scheme of adoption is: the transformer substation room body is fixed above the prying seat, a transformer room, a 10kV ring main unit room, a monitoring room and an incoming line room are arranged in the transformer substation room body, the incoming line room comprises a 35kV incoming line cable wiring room, a storage shelf room and a 35kV high-voltage cabinet room, a monitoring system platform, a UPS power supply and a transformer for a station are arranged inside the monitoring room, the 35kV high-voltage cabinet is electrically connected with a 35kV overhead line, the 10kV ring main unit, a 12.5MVA oil-immersed main transformer are electrically connected with the 35kV high-voltage cabinet, and the 10kV ring main unit is electrically connected with the transformer for the station; the utility model provides a portable sled dress vary voltage power supply system only needs to lay mobile substation subaerial, along with need remove at any time.
Description
Technical Field
The utility model belongs to the technical field of the transformer substation construction, concretely relates to 35kV sled dress integral type mobile substation.
Background
When the oil field and coal mining equipment works outdoors, a special transformer substation needs to be built to be connected with a power grid, so that power supply is realized. Most of the traditional transformer substations are civil structures, and land needs to be planned and then capital construction needs to be carried out when one transformer substation is built. I.e. investing a great deal of manpower, material resources and finance. Due to the fact that mining is not a factor, the mining is short for several months and long for several decades, the mining needs to be moved and moved, and a transformer substation needs to be rebuilt, so that a large amount of resources are consumed.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes prior art exists not enough, provides a 35kV sled dress integral type mobile substation, and this portable sled dress vary voltage power supply system does not need capital construction and land planning, only needs to lay mobile substation subaerial, along with needs remove at any time.
In order to solve the technical problem, the utility model discloses a technical scheme be: a35 kV sled dress integral type mobile substation includes: the transformer substation comprises a transformer substation room body and a prying seat, wherein the square transformer substation room body is fixed above the prying seat, the protection grade of the transformer substation room body is not lower than IP54, a transformer room, a 10kV ring main unit room, a monitoring room and a wire inlet room are arranged in the transformer substation room body, each functional compartment is clearly divided and completely separated, the 10kV ring main unit room, the monitoring room and the transformer room are sequentially arranged from left to right, the wire inlet room is arranged at the rear sides of the transformer room and the monitoring room, and the wire inlet room comprises a 35kV wire inlet cable wiring room, a storage shelf room and a 35kV high-voltage cabinet room which are sequentially arranged from left to right;
the indoor portion of the 35kV high-voltage cabinet is provided with a 35kV high-voltage cabinet, the indoor portion of the 10kV ring main cabinet is provided with a 10kV ring main cabinet, the indoor portion of the transformer is provided with a 12.5MVA oil-immersed main transformer, the indoor portion of the monitoring chamber is provided with a monitoring system platform, a UPS power supply and a transformer for a station, the 35kV high-voltage cabinet is electrically connected with a 35kV overhead line through a wire inlet cabinet in the 35kV wire inlet cable wiring chamber, a high-voltage armored three-core flexible cable is adopted, the 35kV power supply is led to the 35kV high-voltage cabinet from an overhead line telegraph pole, the wire inlet cabinet feeds a 35kV input power supply into the 12.5MVA oil-immersed main transformer through a 630A vacuum circuit breaker to provide a power supply for an electric drive system, the 10kV ring main cabinet, the 12.5MVA oil-immersed main transformer and the 35kV high-voltage cabinet are electrically connected, the transformer for the station is electrically, the station transformer is used for providing power for the power utilization inside the mobile substation.
The outer walls of the transformer room, the 10kV ring main unit room, the monitoring room, the 35kV incoming cable wiring room, the storage shelf room and the 35kV high-voltage cabinet room are provided with maintenance doors, and the maintenance doors are provided with door locks and hinges.
10kV looped netowrk cabinet adopts 1 to advance 5 cubical switchboard, 10kV looped netowrk cabinet includes: 35kV power transformation protection, emergency power transformation and distribution system and electromechanical safety interlocking protection. The main power is reduced to AC10kV from 35kV/50Hz power grid through transformer, the standard of power supply, illumination and control for the electric drive system is 220V/50Hz., and the protection and voltage, current, energy consumption and electrification display are provided, wherein the protection and voltage, current, energy consumption and electrification display are provided for overvoltage, overcurrent, open phase and three-phase inequality; 10kV looped netowrk cabinet includes: the 10kV ring main unit is characterized by comprising a box type metal closed switch cabinet, a main transformer protection screen and a 35kV switching station, wherein all electrified components and switches are completely sealed and isolated from the outside. The fully-sealed system ensures that the internal switch and all electrified parts are not influenced by the change of the external environment, and ensures high reliability, personnel safety and practical maintenance-free. Rated voltage of the 10kV ring main unit: 40.5 kV; rated frequency: 50 Hz; the rated current of the circuit breaker is 630A; the rated current of the current transformer is 300A; the shell of the 10kV ring main unit is made of metal materials, all components of the main loop are installed in the metal shell, and when 30ADC) current passes between a metal part of the shell and a provided grounding point, the voltage drop of the shell cannot exceed 3V; the cover and door are part of the housing and are made of metal, and do not require an open cover for normal operation and maintenance, and cannot be opened, removed or moved without the use of tools. The 10kV ring main unit chamber 4 is also provided with an observation window, the observation window is covered by fireproof transparent materials with mechanical strength and a shell, and meanwhile, enough electric gaps and electrostatic shielding measures are provided to prevent dangerous electrostatic charges from being formed.
The UPS is used for providing an operation power supply for the system when the system is in high-voltage power loss; the primary side of the transformer for the station is a 10kV inlet wire, the secondary side of the transformer for the station outputs 380V, the capacity of the transformer for the station meets the control power of each room of the mobile substation and other auxiliary power, and the capacity is not less than 30 kVA.
The monitoring system platform is provided with a data acquisition and processing system, and realizes remote monitoring of system electrical parameters and remote brake opening in a control room on an operation site.
The cooling mode of the 12.5MVA oil-immersed main transformer adopts 0NAN/ONAF, and the rated frequency is as follows: 5Hz, rated capacity of 15kVA (average winding temperature rise 65K), rated voltage of 35kV at a high voltage side and 15kV at a low voltage side, and capacity ratio: 15000kVA/15000 kVA; partial discharge level: at 1.5 times the highest phase voltage: less than or equal to 50 pC; noise level: when the cooler is completely put into operation, the noise level is not more than 85dB by measuring along the periphery at a position 2m away from the transformer; radio interference: the radio interference voltage at 1.1 times the highest phase voltage is not more than 2500 μ V; no visible corona; at rated frequency, it is specified that the transformer can operate at a voltage above 105% but not exceeding 100% of the rated voltage, winding insulation heat rating: a level; the 12.5MVA oil-immersed main transformer further comprises: the capsule oil conservator comprises a capsule oil conservator, an on-load tap changer, a fan, a radiator and a wind control box, wherein an iron core of the 12.5MVA oil immersed main transformer is made of 30Q120 cold-rolled silicon steel sheets, a coil is made of an oxygen-free copper wire TBR, and the volume of the capsule oil conservator is 4.6T. The 12.5MVA oil-immersed main transformer has the following external dimensions: 4m is multiplied by 2.8m is multiplied by 2.85m, the total weight is 24T, the no-load loss is less than or equal to 10kW, the load loss is less than or equal to 68kW, the impedance is 8%, the no-load current is less than or equal to 0.5%, and the 12.5MVA oil-immersed main transformer has the protection function: differential quick-break protection, ratio differential protection, CT broken string warning throw move back, CT broken string shutting differential throw move back, the heavy gas trip of body, the light gas of body is reported an emergency and asked for help or increased vigilance, the heavy gas trip of pressure regulating, the light gas of pressure regulating is reported an emergency and asked for help or increased vigilance, the high warning of oil level, the air-cooled disappearance is reported an emergency and asked for help or increased vigilance, the high temperature is reported an emergency and asked for help or increased vigilance, the communication: RS485 bus communication; the capsule oil storage cabinet does not overflow oil at 40 ℃ in a full-load state, and the oil storage cabinet has a visible oil level when not put into use at-15 ℃; the oil tank is provided with a pressure release device and an alarm device and is provided with an on-load voltage regulation tap switch; the high-low voltage side adopts a bus type porcelain bushing.
The 35kV high-voltage cabinet adopts an indoor type, is opened under the high-voltage condition of SF6 gas-insulated metal sealing, has the functions of remote signaling and remote control and RS485 communication, and has the rated voltage of 40.5kV, the rated frequency of 50Hz, the rated short circuit duration of 4s and the rated insulation level: the auxiliary loop and the control loop tolerate voltage 2kV square root value at power frequency for 1 min; rated peak value withstand current of the circuit breaker and the isolating switch is equal to a numerical value of 2.5 times rated short-time withstand current; temperature rise: the temperature rise of the shell and the cover plate which can be touched is not more than 20K; the temperature rise of the housing which cannot be reached must not exceed 60K; the temperature rise of the surface of the conductor must not exceed 55K; rated voltage of the opening and closing coil and the auxiliary loop: AC 220V; the external insulation creepage specific distance of each component and the supporting insulating part in the cabinet using air as the insulating medium is as follows: the pure porcelain insulation is more than or equal to 20 mm/kV; the organic insulation is more than or equal to 22 mm/kV; the closing bounce time of the vacuum circuit breaker is not more than 2 ms; the brake opening rebound amplitude value should not exceed 20% of the rated opening distance; the 35kV high-voltage cabinet is characterized in that a shell of the 35kV high-voltage cabinet is made of metal, and has high mechanical and shock-resistant strength and attractive appearance, and the surface of the cabinet body is sprayed by an advanced process, so that the 35kV high-voltage cabinet has the performances of attractive finish, strong adhesive force, high hardness, corrosion resistance, ageing resistance, good gloss and color retention and the like. The 35kV high-voltage cabinet adopts a box-type structure and is composed of a plurality of independent components which are directly connected together. The total width of the incoming and outgoing line cabinet is 2 x 800mm, the total depth is 1300mm, and the total height is 2400 mm. The metal partition plate of the 35kV high-voltage cabinet is reliably grounded, and the grounding conductor and the grounding switch can bear rated short-time withstand current and rated peak withstand current. The special grounding conductors between the high-voltage cabinets are mutually connected and firmly connected through special terminals.
The transformer substation room body adopts a container type structure, the maintenance door, the door lock and the hinge all adopt container type high-strength devices, the outer wall of the transformer substation room body adopts a corrugated plate, a polyurethane composite plate heat insulation layer is agglomerated in the corrugated plate, the corrugated plate and the heat insulation layer adopt a bridge cut-off structure, the corrugated plate and the polyurethane composite plate heat insulation layer are in a hollow structure, and the hollow structure is used for effectively preventing heat conduction; the top of the transformer substation room body is provided with the insulating layer, and the iron plate on one side is integrally laid on the upper side of the insulating layer by 30mm higher than the insulating layer, so that direct solar radiation is effectively prevented.
A 1KW air conditioner is also arranged in the monitoring room to ensure the indoor operating environment; smoke detectors are arranged in the 35kV incoming cable wiring chamber, the 35kV high-voltage cabinet chamber, the 10kV ring main unit chamber and the monitoring chamber; transformer room, 10kV looped netowrk cabinet room, monitor room, 35kV incoming line cable wiring room, storing goods shelves room and the indoor portion of 35kV high-voltage cabinet all are provided with the light, the outside in the transformer substation room body is provided with a plurality of light to use the embedded structure of side wall board, each side in the room body both sides increases 2, and each increases 1 at both ends, light and station transformer electrical connection.
The external dimension of the mobile substation is 9000 multiplied by 3000mm, and the weight is less than 36T. The input rated voltage of the mobile substation is 35kV, the output rated voltage of the mobile substation is 10kV, and the transformer capacity is 12.5 MVA.
And a storage shelf is arranged in the storage shelf chamber.
The prying seat is formed by welding channel steel.
The environmental requirements of the mobile substation are as follows:
the altitude is less than or equal to 10m, and the load is relieved for use if the altitude is more than 100 m;
shock resistance: grade 1 or above;
wind and sand prevention performance: grade 12 or above;
the service life of the house body is as follows: for more than 1 year (normal use);
the thermal insulation performance of the house body is as follows: k is lower than 26W/m2. k;
fire resistance rating: class a (non-combustible);
electrical system of house body electrical apparatus: AC220V/AC380V/50 Hz;
protection grade: not lower than IP 44D.
Compared with the prior art, the utility model following beneficial effect has.
The utility model discloses a portable sled dress vary voltage power supply system, do not need capital construction and land planning, only need use the transport vechicle to transport mobile substation to the assigned position, use the crane install in ground can, make many major investment projects obtain timely power supply guarantee, no matter be the current transformer substation of maintenance, for large-scale building site temporary power supply, still suffer flood when the city, the conflagration, sudden natural disasters such as earthquake or event cause the power failure, this mobile substation can arrive in the scene and resume the power supply rapidly, and saved the cost, the small investment, can use at least for thirty years, and can satisfy and use under the various operating modes.
Secondly, the utility model discloses a manufacturing and designing according to "advanced, reliable, safe, convenient, economy, satisfy the principle that II SE" required, complete machine performance reaches international level with the manufacturing quality, satisfies the work needs and the transformer system of oil field fracturing and can be reliable, steady operation under ambient temperature-29 ℃ - +45 ℃, relative humidity < 90%, has functions such as anticorrosive, fire prevention, sand prevention, takes precautions against earthquakes, leak protection, heat preservation.
Thirdly, the utility model has the characteristics of "green, intelligent, high efficiency", compact structure, use, operation, easy maintenance, handsome in appearance etc. The intelligent movable power supply is specially provided for the electric drive system in short-term and emergency situations, is suitable for mines, factory enterprises, oil and gas fields and wind power stations, replaces the original civil engineering power distribution room and power distribution station, and becomes a novel complete set of power transformation and distribution device.
Four, the utility model discloses not only have environmental protection, area little, characteristics such as can remove at any time, high-efficient, reliable, the time-saving work efficiency of mobile substation and can deal with the proruption condition of many natural disasters simultaneously will be by wide application in urban power supply facility.
Drawings
The present invention will be further described with reference to the accompanying drawings.
Fig. 1 is the utility model relates to a 35kV sled dress integral type mobile substation's schematic structure diagram.
Fig. 2 is the utility model relates to a 35kV sled dress integral type mobile substation looks squarely internal structure schematic diagram.
Fig. 3 is the utility model relates to a 35kV sled dress integral type mobile substation overlook inner structure schematic diagram.
Fig. 4 is the utility model relates to a 35kV sled dress integral type mobile substation's back vision inner structure schematic diagram.
Fig. 5 is the utility model relates to a 35kV sled dress integral type mobile substation's back vision structure schematic diagram.
Fig. 6 is the utility model relates to a 35kV sled dress integral type mobile substation's A is to the view.
Fig. 7 is the utility model relates to a 35kV sled dress integral type mobile substation's B is to the view.
Fig. 8 is the utility model relates to a 35kV sled dress integral type mobile substation's C is to the view.
Fig. 9 is the utility model relates to a 35kV sled dress integral type mobile substation's D is to the view.
In the figure: 1 is the transformer substation room body, 2 is the sled seat, and 3 are the transformer room, and 4 are 10kV looped netowrk cabinet room, and 5 are the monitor room, and 6 are 35kV incoming wire cable wiring room, and 7 are storing goods shelves room, and 8 are 35kV high-tension cabinet room.
Detailed Description
The present invention will be further described with reference to the following specific examples.
A35 kV sled dress integral type mobile substation includes: the transformer substation room comprises a transformer substation room body 1 and a prying seat 2, wherein the square transformer substation room body 1 is fixed above the prying seat 2, the protection grade of the transformer substation room body 1 is not lower than IP54, a transformer room 3, a 10kV ring main cabinet room 4, a monitoring room 5 and a wire inlet room are arranged in the transformer substation room body 1, all functional compartments are clearly divided and completely separated, the 10kV ring main cabinet room 4, the monitoring room 5 and the transformer room 3 are sequentially arranged from left to right, the wire inlet room is arranged at the rear sides of the transformer room 3 and the monitoring room 5, and the wire inlet room comprises a 35kV wire inlet cable wiring room 6, a storage rack room 7 and a 35kV high-voltage cabinet room 8 which are sequentially arranged from left to right;
35kV high-tension cabinet 8 inside is provided with the 35kV high-tension cabinet, 10kV looped netowrk cabinet indoor 4 inside is provided with 10kV looped netowrk cabinet, be provided with 12.5MVA oily formula main transformer in the transformer room 3, the inside monitored control system platform, UPS power and station transformer that is provided with of monitored control room 5, 35kV high-tension cabinet passes through the inside inlet wire cabinet and 35kV overhead line electrical connection of 35kV inlet wire cable wiring room 6, adopts high-pressure armor three-core flexible cable, leads 35kV power from overhead line wire pole to 35kV high-tension cabinet, and the inlet wire cabinet passes through 630A vacuum circuit breaker, sends into 12.5MVA oily formula main transformer with 35kV input power, provides the power for electric drive system, 10kV looped netowrk cabinet, 12.5MVA oily formula main transformer with 35kV high-tension cabinet electrical connection, station transformer with 10kV looped netowrk cabinet electrical connection, monitored control system platform, The UPS power supply is electrically connected with the station transformer, and the station transformer is used for providing power for the power consumption in the mobile substation.
The outer walls of the transformer room 3, the 10kV ring main unit room 4, the monitoring room 5, the 35kV incoming cable wiring room 6, the storage shelf room 7 and the 35kV high-voltage cabinet room 8 are provided with maintenance doors, and the maintenance doors are provided with door locks and hinges.
10kV looped netowrk cabinet adopts 1 to advance 5 cubical switchboard, 10kV looped netowrk cabinet: the emergency power transformation and distribution system comprises 35kV power transformation protection, an emergency power transformation and distribution system and electromechanical safety interlocking protection. The main power is reduced to AC10kV from 35kV/50Hz power grid through transformer, the standard of power supply, illumination and control for the electric drive system is 220V/50Hz., and the protection and voltage, current, energy consumption and electrification display are provided, wherein the protection and voltage, current, energy consumption and electrification display are provided for overvoltage, overcurrent, open phase and three-phase inequality; 10kV looped netowrk cabinet includes: the 10kV ring main unit is characterized by comprising a box type metal closed switch cabinet, a main transformer protection screen and a 35kV switching station, wherein all electrified components and switches are completely sealed and isolated from the outside. The fully-sealed system ensures that the internal switch and all electrified parts are not influenced by the change of the external environment, and ensures high reliability, personnel safety and practical maintenance-free. Rated voltage of the 10kV ring main unit: 40.5 kV; rated frequency: 50 Hz; the rated current of the circuit breaker is 630A; the rated current of the current transformer is 300A; the shell of the 10kV ring main unit is made of metal materials, all components of the main loop are installed in the metal shell, and when 30ADC) current passes between a metal part of the shell and a provided grounding point, the voltage drop of the shell cannot exceed 3V; the cover and door are part of the housing and are made of metal, and do not require an open cover for normal operation and maintenance, and cannot be opened, removed or moved without the use of tools. The 10kV ring main unit chamber 4 is also provided with an observation window, the observation window is covered by fireproof transparent materials with mechanical strength and a shell, and meanwhile, enough electric gaps and electrostatic shielding measures are provided to prevent dangerous electrostatic charges from being formed.
The UPS is used for providing an operation power supply for the system when the system is in high-voltage power loss; the primary side of the transformer for the station is a 10kV inlet wire, the secondary side of the transformer for the station outputs 380V, the capacity of the transformer for the station meets the control power of each room of the mobile substation and other auxiliary power, and the capacity is not less than 30 kVA.
The monitoring system platform is provided with a data acquisition and processing system, and realizes remote monitoring of system electrical parameters and remote brake opening in a control room on an operation site.
The 12.5MVA oil-immersed main transformer further comprises: the capsule oil conservator comprises a capsule oil conservator, an on-load tap changer, a fan, a radiator and a wind control box, wherein an iron core of the 12.5MVA oil immersed main transformer is made of 30Q120 cold-rolled silicon steel sheets, a coil is made of an oxygen-free copper wire TBR, and the volume of the capsule oil conservator is 4.6T. The 12.5MVA oil-immersed main transformer has the following external dimensions: 4m is multiplied by 2.8m is multiplied by 2.85m, the total weight is 24T, the no-load loss is less than or equal to 10kW, the load loss is less than or equal to 68kW, the impedance is 8%, the no-load current is less than or equal to 0.5%, and the 12.5MVA oil-immersed main transformer has the protection function: differential quick-break protection, ratio differential protection, CT broken string warning throw move back, CT broken string shutting differential throw move back, the heavy gas trip of body, the light gas of body is reported an emergency and asked for help or increased vigilance, the heavy gas trip of pressure regulating, the light gas of pressure regulating is reported an emergency and asked for help or increased vigilance, the high warning of oil level, the air-cooled disappearance is reported an emergency and asked for help or increased vigilance, the high temperature is reported an emergency and asked for help or increased vigilance, the communication: RS485 bus communication; the capsule oil storage cabinet does not overflow oil at 40 ℃ in a full-load state, and the oil storage cabinet has a visible oil level when not put into use at-15 ℃; the oil tank is provided with a pressure release device and an alarm device and is provided with an on-load voltage regulation tap switch; the high-low voltage side adopts a bus type porcelain bushing.
The 35kV high-voltage cabinet adopts an indoor type, is opened under the high-voltage condition of SF6 gas-insulated metal sealing, has the functions of remote signaling and remote control and RS485 communication, and has the rated voltage of 40.5kV, the rated frequency of 50Hz, the rated short circuit duration of 4s and the rated insulation level: the auxiliary loop and the control loop tolerate voltage 2kV square root value at power frequency for 1 min; rated peak value withstand current of the circuit breaker and the isolating switch is equal to a numerical value of 2.5 times rated short-time withstand current; temperature rise: the temperature rise of the shell and the cover plate which can be touched is not more than 20K; the temperature rise of the housing which cannot be reached must not exceed 60K; the temperature rise of the surface of the conductor must not exceed 55K; rated voltage of the opening and closing coil and the auxiliary loop: AC 220V; the external insulation creepage specific distance of each component and the supporting insulating part in the cabinet using air as the insulating medium is as follows: the pure porcelain insulation is more than or equal to 20 mm/kV; the organic insulation is more than or equal to 22 mm/kV; the closing bounce time of the vacuum circuit breaker is not more than 2 ms; the brake opening rebound amplitude value should not exceed 20% of the rated opening distance; the 35kV high-voltage cabinet is characterized in that a shell of the 35kV high-voltage cabinet is made of metal, and has high mechanical and shock-resistant strength and attractive appearance, and the surface of the cabinet body is sprayed by an advanced process, so that the 35kV high-voltage cabinet has the performances of attractive finish, strong adhesive force, high hardness, corrosion resistance, ageing resistance, good gloss and color retention and the like. The 35kV high-voltage cabinet adopts a box-type structure and is composed of a plurality of independent components which are directly connected together. The total width of the incoming and outgoing line cabinet is 2 x 800mm, the total depth is 1300mm, and the total height is 2400 mm. The metal partition plate of the 35kV high-voltage cabinet is reliably grounded, and the grounding conductor and the grounding switch can bear rated short-time withstand current and rated peak withstand current. The special grounding conductors between the high-voltage cabinets are mutually connected and firmly connected through special terminals.
The transformer substation room body 1 is of a container type structure, the maintenance door, the door lock and the hinge are all container type high-strength devices, the outer wall of the transformer substation room body 1 is made of a corrugated plate, a polyurethane composite plate heat insulation layer is agglomerated in the corrugated plate, the corrugated plate and the heat insulation layer are of a bridge cut-off structure, the corrugated plate and the polyurethane composite plate heat insulation layer are of a hollow structure, and the hollow structure is used for effectively preventing heat conduction; the top of the transformer substation room body 1 is provided with a heat insulation layer, and an iron plate on one side is integrally laid on the upper side of the heat insulation layer by 30mm higher than the heat insulation layer, so that direct solar radiation is effectively prevented.
A 1KW air conditioner is also arranged in the monitoring room 5 to ensure the indoor operating environment; smoke detectors are arranged in the 35kV incoming cable wiring chamber 6, the 35kV high-voltage cabinet chamber 8, the 10kV ring main unit chamber 4 and the monitoring chamber 5; transformer room 3, 10kV looped netowrk cabinet room 4, monitor room 5, 35kV inlet wire cable wiring room 6, storing goods shelves room 7 and the inside light that all is provided with of 35kV high-voltage cabinet room 8, the outside in the transformer substation room body 1 is provided with a plurality of light to use the embedded structure of side wall board, each face in room body both sides increases 2, and each increases 1 at both ends, light and station are with transformer electrical connection.
The external dimension of the mobile substation is 9000 multiplied by 3000mm, and the weight is less than 36T. The input rated voltage of the mobile substation is 35kV, the output rated voltage of the mobile substation is 10kV, and the transformer capacity is 12.5 MVA.
And a storage shelf is arranged in the storage shelf chamber 7.
The prying seat 2 is formed by welding channel steel.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. It will be apparent to those skilled in the art that modifications and improvements can be made to the above-described embodiments without departing from the spirit and scope of the invention. Accordingly, it will be appreciated that those skilled in the art, upon attaining an understanding of the foregoing may readily produce alterations to, variations of, and equivalents to these embodiments without departing from the spirit and scope of the present invention as defined by the appended claims.
Claims (10)
1. The utility model provides a 35kV sled dress integral type mobile substation which characterized in that includes: the transformer substation room comprises a transformer substation room body (1) and a prying seat (2), wherein the square transformer substation room body (1) is fixed above the prying seat (2), a transformer room (3), a 10kV ring main unit room (4), a monitoring room (5) and a wire inlet room are arranged in the transformer substation room body (1), the 10kV ring main unit room (4), the monitoring room (5) and the transformer room (3) are sequentially arranged from left to right, the wire inlet room is arranged at the rear sides of the transformer room (3) and the monitoring room (5), and the wire inlet room comprises a 35kV wire inlet cable wiring room (6), a storage shelf room (7) and a 35kV high-voltage cabinet room (8) which are sequentially arranged from left to right;
35kV high-voltage board room (8) inside is provided with the 35kV high-voltage board, 10kV looped netowrk cabinet room (4) inside is provided with 10kV looped netowrk cabinet, be provided with 12.5MVA oily formula main transformer in transformer room (3), inside monitored control system platform, UPS power and the transformer of using in station of being provided with in monitored control room (5), 35kV high-voltage board passes through inside inlet wire cabinet and the overhead line electrical connection of 35kV inlet wire cable wiring room (6), 10kV looped netowrk cabinet, 12.5MVA formula main transformer with 35kV high-voltage board electrical connection, the transformer of using in station with 10kV looped netowrk cabinet electrical connection, monitored control system platform, UPS power with transformer electrical connection is used in the station, the transformer of using in station be used for to the inside power of mobile substation provides electric power.
2. The 35kV skid-mounted integrated mobile substation according to claim 1, characterized in that maintenance doors are arranged on the outer walls of the transformer room (3), the 10kV ring main unit room (4), the monitoring room (5), the 35kV incoming cable wiring room (6), the storage shelf room (7) and the 35kV high-voltage cabinet room (8), and door locks and hinges are arranged on the maintenance doors.
3. The 35kV skid-mounted integrated mobile substation as claimed in claim 1 or 2, wherein the 10kV ring main unit adopts a 1-in 5-out switch cabinet, and the 10kV ring main unit comprises: 35kV power transformation protection, emergency power transformation and distribution system and electromechanical safety interlocking protection.
4. The 35kV skid-mounted integrated mobile substation as claimed in claim 3, wherein the UPS is used for providing an operation power supply for the system when the system is in high-voltage power failure; the primary side of the transformer for the station is 10kV incoming line, the secondary side of the transformer outputs 380V, and the capacity is not less than 30 kVA.
5. The 35kV skid-mounted integrated mobile substation according to claim 4, characterized in that a data acquisition and processing system is installed on the monitoring system platform, and the monitoring system platform realizes remote monitoring of system electrical parameters and remote switching-off in a central control room on an operation site.
6. The 35kV skid-mounted integrated mobile substation of claim 1 or 5, wherein the rated frequency of the 12.5MVA oil-immersed main transformer is as follows: 5Hz, rated capacity 15kVA, rated voltage is 35kV at a high voltage side and 15kV at a low voltage side, and capacity ratio is 15000kVA/15000kVA, and the 12.5MVA oil-immersed main transformer further comprises: the capsule oil conservator comprises a capsule oil conservator, an on-load tap changer, a fan, a radiator and a wind control box, wherein an iron core of the 12.5MVA oil immersed main transformer is made of 30Q120 cold-rolled silicon steel sheets, a coil is made of an oxygen-free copper wire TBR, and the volume of the capsule oil conservator is 4.6T.
7. The 35kV skid-mounted integrated mobile substation according to claim 6, wherein the 35kV high-voltage cabinet is of an indoor type, and is opened under the conditions of SF6 gas-insulated metal sealed high-voltage, rated voltage of 40.5kV, rated frequency of 50Hz and rated short-circuit duration of 4 s.
8. The 35kV skid-mounted integrated mobile substation according to claim 1 or 7, characterized in that the outer wall of the substation room body (1) is made of a corrugated plate, a polyurethane composite board heat insulation layer is agglomerated in the corrugated plate, and the corrugated plate and the polyurethane composite board heat insulation layer are of a hollow structure; and a heat insulation layer is arranged at the top of the transformer substation room body (1).
9. The 35kV skid-mounted integrated mobile substation according to claim 8, characterized in that a 1KW air conditioner is further arranged inside the monitoring room (5), and smoke alarm devices are arranged inside the 35kV incoming cable wiring room (6), the 35kV high-voltage cabinet room (8), the 10kV ring main cabinet room (4) and the monitoring room (5); transformer room (3), 10kV looped netowrk cabinet room (4), monitor room (5), 35kV inlet wire cable wiring room (6), storing goods shelves room (7) and 35kV high-voltage cabinet room (8) inside all are provided with the light, the outside in the transformer substation room body (1) is provided with a plurality of light, light and station transformer electrical connection.
10. The 35kV skid-mounted integrated mobile substation of claim 9, wherein the mobile substation has the external dimensions of 9000 x 3000mm and the weight of less than 36T.
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| CN202021896036.XU CN212380841U (en) | 2020-09-03 | 2020-09-03 | 35kV sled dress integral type mobile substation |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111917042A (en) * | 2020-09-03 | 2020-11-10 | 永济优耐特绝缘材料有限责任公司 | 35kV sled dress integral type mobile substation |
| US11955782B1 (en) | 2022-11-01 | 2024-04-09 | Typhon Technology Solutions (U.S.), Llc | System and method for fracturing of underground formations using electric grid power |
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2020
- 2020-09-03 CN CN202021896036.XU patent/CN212380841U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111917042A (en) * | 2020-09-03 | 2020-11-10 | 永济优耐特绝缘材料有限责任公司 | 35kV sled dress integral type mobile substation |
| US11955782B1 (en) | 2022-11-01 | 2024-04-09 | Typhon Technology Solutions (U.S.), Llc | System and method for fracturing of underground formations using electric grid power |
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