CN117277394B - Rapid response device and method applied to power grid emergency guarantee system - Google Patents

Rapid response device and method applied to power grid emergency guarantee system Download PDF

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Publication number
CN117277394B
CN117277394B CN202311563260.5A CN202311563260A CN117277394B CN 117277394 B CN117277394 B CN 117277394B CN 202311563260 A CN202311563260 A CN 202311563260A CN 117277394 B CN117277394 B CN 117277394B
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China
Prior art keywords
energy storage
storage box
fixedly connected
power grid
energy
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Application number
CN202311563260.5A
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Chinese (zh)
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CN117277394A (en
Inventor
刘天泽
由洋
孙英楷
李万源
陈政晔
刘新丽
姜家星
苑婷
邹佳汛
李京原
关婷婷
潘嵩
祝伟舜
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Panjin Power Supply Co Of State Grid Liaoning Electric Power Supply Co ltd
State Grid Liaoning Electric Power Co Ltd
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Panjin Power Supply Co Of State Grid Liaoning Electric Power Supply Co ltd
State Grid Liaoning Electric Power Co Ltd
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Priority to CN202311563260.5A priority Critical patent/CN117277394B/en
Publication of CN117277394A publication Critical patent/CN117277394A/en
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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00Circuit arrangements for ac mains or ac distribution networks
    • H02J3/28Arrangements for balancing of the load in a network by storage of energy
    • H02J3/32Arrangements for balancing of the load in a network by storage of energy using batteries with converting means
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/244Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/251Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for stationary devices, e.g. power plant buffering or backup power supplies
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/298Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by the wiring of battery packs
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50Current conducting connections for cells or batteries
    • H01M50/502Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/24Circuit arrangements for boards or switchyards
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B15/00Supervisory desks or panels for centralised control or display

Abstract

The invention belongs to the technical field of electric energy storage systems, and provides a quick response device and a quick response method applied to an electric network emergency guarantee system, wherein the quick response device comprises an energy charging base and a response unit, a plurality of accommodating grooves are vertically formed in the top of the energy charging base, an energy charging head is arranged in each accommodating groove, a plurality of limiting grooves are vertically formed in the top of the energy charging base, the limiting grooves are positioned at two sides of each accommodating groove, connecting grooves are vertically formed in two sides of the inner wall of each accommodating groove, each accommodating groove is communicated with each limiting groove through the corresponding connecting groove, the response unit comprises an energy storage box positioned in each accommodating groove, the energy storage box is electrically connected with a display, an energy charging port is vertically formed in the bottom of the energy storage box, the energy storage box is electrically connected with a controller, the controller is electrically connected with the display, and an electric signal of the controller is connected with an electric energy sensor; according to the invention, the first telescopic rod and the second telescopic rod are controlled to operate by the controller, so that the energy storage box is driven to be connected with a power grid line rapidly, electric energy is provided for the power grid, and the normal operation of the power grid is ensured.

Description

Rapid response device and method applied to power grid emergency guarantee system
Technical Field
The invention belongs to the technical field of electric energy storage systems, and particularly relates to a rapid response device and a rapid response method applied to an electric network emergency guarantee system.
Background
The prior patent (patent publication number: CN 109217321A) discloses a method and a device for participating in frequency modulation by a high-power missing fault load group of a power grid, wherein the method comprises the steps of determining the actual frequency response load quantity participating in the frequency modulation of the power grid; determining a response load group participating in power grid frequency modulation according to the actual frequency response load quantity participating in power grid frequency modulation, and stopping the operation of the response load group participating in power grid frequency modulation to help the power grid recover frequency; and when the power grid frequency is restored to be within the primary frequency modulation dead zone range, determining the minimum turn-off time of the response load group participating in the power grid frequency modulation, and enabling the response load group participating in the power grid frequency modulation to restore to operate according to the corresponding minimum turn-off time. The technical scheme provided by the invention can effectively guide the frequency response load to participate in frequency modulation in a rapid and orderly manner, thereby relieving the drop degree of the power grid frequency, reducing the load shedding cost of the load emergency control measure and reducing the influence on users.
In implementing the above solution, the applicant found that the following problems remain unsolved in the prior art: in the prior art, when a power grid fails, an energy storage device cannot be connected with a power grid line, so that the power grid loses power and cannot continue to operate.
Disclosure of Invention
In order to solve the technical problems, the invention provides a quick response device and a quick response method applied to a power grid emergency guarantee system, so as to solve the problems that in the prior art, when a power grid fails, an energy storage device cannot be connected with a power grid line, and the power grid loses power and cannot continue to operate.
The quick response device comprises an energy charging base and a response unit, wherein a plurality of accommodating grooves are vertically formed in the top of the energy charging base, energy charging heads are arranged in the accommodating grooves, a plurality of limiting grooves are vertically formed in the top of the energy charging base, the limiting grooves are positioned on two sides of the accommodating grooves, connecting grooves are vertically formed in two sides of the inner wall of the accommodating grooves, and the accommodating grooves are communicated with the limiting grooves through the connecting grooves;
the response unit comprises an energy storage box positioned in the accommodating groove, the energy storage box is electrically connected with a display, an energy charging port is vertically formed in the bottom of the energy storage box, the energy storage box is electrically connected with a controller, the controller is electrically connected with the display, and an electric signal of the controller is connected with an electric energy sensor;
the response unit is still including being located the loading board of energy storage case bottom, loading board bottom four corners all is provided with first telescopic link, first telescopic link bottom with holding tank inner wall bottom fixed connection, first telescopic link output with loading board bottom fixed connection, first telescopic link with the controller electricity is connected, the loading board both sides all are provided with protection component.
Preferably, a plurality of connecting holes are horizontally formed in two sides of the energy charging base, sliding grooves are symmetrically and horizontally formed in the inner walls of the connecting holes, a second telescopic rod and a sliding block are arranged in the sliding grooves, one end of the second telescopic rod is fixedly connected with the inner walls of the sliding grooves, the output end of the second telescopic rod is fixedly connected with the sliding block, and the second telescopic rod is electrically connected with the controller.
Preferably, a first connector is arranged in the connecting hole, the first connector is fixedly connected with the sliding block, one end of the first connector extending out of the connecting hole is fixedly connected with a composite insulator, and one end of the composite insulator is fixedly connected with a jointing clamp.
Preferably, the through hole is formed in the inner wall of the accommodating groove, a third telescopic rod is arranged in the through hole, a cable is arranged in the third telescopic rod, two ends of the cable are fixedly connected with second connectors, and the second connectors are fixedly connected with the third telescopic rod.
Preferably, the protection component comprises a rotating shaft, two ends of the rotating shaft are connected with the bearing plate through bearings, an adjusting gear is fixedly connected to the rotating shaft, two ends of the adjusting gear are provided with winding rollers, and the winding rollers are fixedly connected with the rotating shaft.
Preferably, the protection component further comprises an adjusting plate located in the connecting groove, one side of the adjusting plate is fixedly connected with a rack, the rack is meshed with the adjusting gear, a containing hole and a mounting groove are symmetrically and vertically formed in the adjusting plate, an elastic piece is arranged in the containing hole, one end of the elastic piece is fixedly connected with the top of the inner wall of the containing hole, and the other end of the elastic piece is attached to the bottom of the inner wall of the containing groove.
Preferably, the fixed pulley is fixedly connected in the mounting groove, a connecting rope is wound on the winding roller, one end of the connecting rope is fixedly connected with the winding roller, and the other end of the connecting rope penetrates through the fixed pulley and is fixedly connected with the adjusting plate.
Preferably, the regulating plate both sides are all fixedly connected with stopper, the stopper is located in the spacing groove, stopper top fixedly connected with connecting block, the level runs through on the connecting block and is provided with the connecting axle, the connecting axle with connecting block fixed connection.
Preferably, the connecting shaft is connected with a limit bar through a torsion spring, and the top of the limit bar is fixedly connected with a protection plate.
A quick response method of a power grid emergency guarantee system comprises the following steps:
s1: measuring the current of the circuit by an electric energy sensor;
s2: the electric energy sensor transmits the measured data to the controller through an electric signal;
s3: the display displays the data of the electric energy sensor and the energy storage information of the energy storage box;
s4: when the current of the circuit is zero, the controller controls the first telescopic rod and the second telescopic rod to operate, so that the energy storage box is connected with the circuit to provide electric energy for the circuit;
s5: in the process of energy storage box energy supply, when the electric energy consumption in the energy storage box is depleted, the adjacent energy storage box of controller rises, for the energy storage box transmission electric energy that is supplying energy.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the first telescopic rod and the second telescopic rod are controlled to operate by the controller, so that the energy storage box is driven to be connected with a power grid line rapidly, electric energy is provided for the power grid, and the normal operation of the power grid is ensured.
2. According to the invention, the controller controls the third telescopic rod to operate, so that the adjacent energy storage boxes are connected, the time length for the energy storage boxes to supply electric energy to the power grid is prolonged, and the normal operation of the power grid is further ensured.
3. According to the invention, the handle at the top of the energy storage box at the other side of the charging base and the energy storage box with consumed electric energy are pulled to be replaced, so that the time for providing electric energy for a power grid is further prolonged.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present invention.
FIG. 2 is a schematic view of the structure of the charging base of the present invention.
FIG. 3 is a schematic view of the structure of the charging head of the present invention.
FIG. 4 is a schematic cross-sectional view of the structure of the charging base of the present invention.
Fig. 5 is a schematic view of the structure of the composite insulator and the jointing clamp according to the present invention.
Fig. 6 is a schematic cross-sectional view of the third telescopic link and the second connector of the present invention.
Fig. 7 is a schematic diagram of the structure of a response unit of the present invention.
Fig. 8 is a topology of the controller circuit connection of the present invention.
Fig. 9 is a schematic view of a carrier structure according to the present invention.
Fig. 10 is a schematic view of the protective assembly structure of the present invention.
Fig. 11 is a schematic view of the structure of the rotating shaft and the adjusting plate of the present invention.
Fig. 12 is a schematic view of the structure of the adjusting plate of the present invention.
Fig. 13 is a flow chart of the quick response of the present invention.
In the figure: 1. an energy charging base; 11. a receiving groove; 12. an energy charging head; 13. a limit groove; 14. a connecting groove; 15. a connection hole; 16. a chute; 17. a second telescopic rod; 18. a slide block; 19. a first connector; 110. a composite insulator; 111. a jointing clamp; 112. a through hole; 113. a third telescopic rod; 114. a cable; 115. a second connector; 2. a response unit; 21. an energy storage tank; 22. a display; 23. an energy charging port; 24. a controller; 25. an electrical energy sensor; 26. a carrying plate; 27. a first telescopic rod; 28. a protective assembly; 281. a rotation shaft; 282. an adjusting gear; 283. a wind-up roll; 284. an adjusting plate; 285. a rack; 286. a receiving hole; 287. a mounting groove; 288. an elastic member; 289. a fixed pulley; 2810. a connecting rope; 2811. a limiting block; 2812. a connecting block; 2813. a connecting shaft; 2814. a limit bar; 2815. and (5) protecting the plate.
Detailed Description
Embodiments of the present invention are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the invention but are not intended to limit the scope of the invention.
The invention provides a quick response device applied to an emergency guarantee system of a power grid, which comprises an energy charging base 1 for carrying an energy storage box 21 and a response unit 2 connected with the power grid when the power grid is in power failure, wherein the top of the energy charging base 1 is vertically provided with a plurality of accommodating grooves 11 for accommodating the energy storage box 21, the accommodating grooves 11 are internally provided with energy charging heads 12 for charging the energy storage box 21, the top of the energy charging base 1 is vertically provided with a plurality of limiting grooves 13 for limiting blocks 2811, the limiting grooves 13 are positioned at two sides of the accommodating grooves 11, two sides of the inner wall of the accommodating grooves 11 are vertically provided with connecting grooves 14 for connecting the limiting grooves 13 and the accommodating grooves 11, and the accommodating grooves 11 are communicated with the limiting grooves 13 through the connecting grooves 14; the response unit 2 comprises an energy storage box 21 which is positioned in the accommodating groove 11 and provides electric energy for the power grid when the power grid fails, the energy storage box 21 is electrically connected with a display 22 which displays information detected by an electric energy sensor 25 and information of the energy storage box 21, an energy charging port 23 which is in butt joint with the energy charging head 12 is vertically formed in the bottom of the energy storage box 21, the energy storage box 21 is electrically connected with a controller 24 which controls the energy storage box 21 to be connected with the power grid, the controller 24 is electrically connected with the display 22, and an electric signal of the controller 24 is connected with the electric energy sensor 25 which detects electric grid circuit information.
The description is as follows: the top of the energy storage box 21 is provided with a handle.
The response unit 2 further comprises a bearing plate 26 which is positioned at the bottom of the energy storage box 21 and used for bearing the energy storage box 21, first telescopic rods 27 which are used for driving the bearing plate 26 to lift are arranged at four corners of the bottom of the bearing plate 26, the bottom ends of the first telescopic rods 27 are fixedly connected with the bottom of the inner wall of the accommodating groove 11, the output ends of the first telescopic rods 27 are fixedly connected with the bottom of the bearing plate 26, the first telescopic rods 27 are electrically connected with the controller 24, and protection assemblies 28 used for protecting the energy storage box 21 are arranged at two sides of the bearing plate 26; the two sides of the energy charging base 1 are horizontally provided with a plurality of connecting holes 15 for accommodating the first connecting heads 19, the inner wall of the connecting holes 15 is symmetrically and horizontally provided with sliding grooves 16 for accommodating the sliding blocks 18, the sliding grooves 16 are internally provided with second telescopic rods 17 for driving the sliding blocks 18 to move along the sliding grooves 16 and sliding blocks 18 for limiting the first connecting heads 19, one ends of the second telescopic rods 17 are fixedly connected with the inner wall of the sliding grooves 16, the output ends of the second telescopic rods 17 are fixedly connected with the sliding blocks 18, and the second telescopic rods 17 are electrically connected with a controller 24.
A first connecting head 19 for connecting the energy storage box 21 with a power grid circuit is arranged in the connecting hole 15, the first connecting head 19 is fixedly connected with the sliding block 18, one end of the first connecting head 19 extending out of the connecting hole 15 is fixedly connected with a composite insulator 110 for connecting the energy storage box 21 with the power grid circuit, and one end of the composite insulator 110 is fixedly connected with a binding clip 111 for connecting the energy storage box 21 with the power grid circuit; the through hole 112 for accommodating the third telescopic rod 113 is formed in the inner wall of the accommodating groove 11, the through hole 112 is provided with the third telescopic rod 113 for driving the second connector 115 to move along the through hole 112, the third telescopic rod 113 is arranged in a hollow mode, a cable 114 for connecting the second connectors 115 at two ends of the third telescopic rod 113 is arranged in the third telescopic rod 113, two ends of the cable 114 are fixedly connected with the second connectors 115 for connecting adjacent energy storage boxes 21, and the second connectors 115 are fixedly connected with the third telescopic rod 113.
The description is as follows: the first telescopic link 27, the second telescopic link 17 and the third telescopic link 113 are all electric telescopic links.
The protection component 28 comprises a rotating shaft 281 which rotates along with a regulating gear 282, both ends of the rotating shaft 281 are connected with the bearing plate 26 through bearings, the regulating gear 282 which drives the rotating shaft 281 to rotate is fixedly connected to the rotating shaft 281, both ends of the regulating gear 282 are provided with a winding roller 283 which rotates along with the rotating shaft 281 to wind up and pay off a connecting rope 2810, and the winding roller 283 is fixedly connected with the rotating shaft 281; the protection component 28 further comprises an adjusting plate 284 which is positioned in the connecting groove 14 and drives the rack 285 to lift, one side of the adjusting plate 284 is fixedly connected with the rack 285 which drives the adjusting gear 282 to rotate, the rack 285 is meshed with the adjusting gear 282, a containing hole 286 which contains the elastic piece 288 and a mounting groove 287 which contains the fixed pulley 289 are symmetrically and vertically arranged on the adjusting plate 284, an elastic piece 288 which drives the adjusting plate 284 to reset is arranged in the containing hole 286, one end of the elastic piece 288 is fixedly connected with the top of the inner wall of the containing hole 286, and the other end of the elastic piece 288 is attached to the bottom of the inner wall of the containing groove 11.
A fixed pulley 289 for assisting the connecting rope 2810 to pull the adjusting plate 284 to move is fixedly connected in the mounting groove 287, the connecting rope 2810 for driving the adjusting plate 284 to descend along the limiting groove 13 is wound on the winding roller 283, one end of the connecting rope 2810 is fixedly connected with the winding roller 283, and the other end of the connecting rope 2810 passes through the fixed pulley 289 and is fixedly connected with the adjusting plate 284; limiting blocks 2811 for limiting the adjusting plate 284 are fixedly connected to two sides of the adjusting plate 284, the limiting blocks 2811 are located in limiting grooves 13, connecting blocks 2812 for limiting connecting shafts 2813 are fixedly connected to the tops of the limiting blocks 2811, connecting shafts 2813 for bearing limiting bars 2814 are horizontally arranged on the connecting blocks 2812 in a penetrating mode, and the connecting shafts 2813 are fixedly connected with the connecting blocks 2812; the connecting shaft 2813 is connected with a limit bar 2814 through a torsion spring, and the top of the limit bar 2814 is fixedly connected with a protection plate 2815 for protecting the energy storage box 21.
A quick response method of a power grid emergency guarantee system comprises the following steps: s1: measuring the current of the circuit by means of the electrical energy sensor 25; s2: the electric energy sensor 25 transmits the measured data to the controller 24 through an electric signal; s3: the display 22 displays the data of the electric energy sensor 25 and the energy storage information of the energy storage box 21; s4: when the electric energy sensor 25 measures the circuit current to be zero, the controller 24 controls the first telescopic rod 27 and the second telescopic rod 17 to operate, so that the energy storage box 21 is connected with the circuit to provide electric energy for the circuit; s5: during the process of supplying energy to the energy storage tank 21, when the electric energy consumption in the energy storage tank 21 is depleted, the adjacent energy storage tank 21 of the controller 24 is lifted, and electric energy is transmitted to the energy storage tank 21 which is supplying energy.
As shown in fig. 1 to 13, in this embodiment, it should be noted that: the energy storage tanks 21 may be provided in two, three, four or more, and fig. 1 is only four as an example.
When the electric energy of the energy storage box 21 positioned on one side of the energy charging base 1 is consumed, a worker can replace the energy storage box 21 with the consumed electric energy by pulling the handle at the top of the energy storage box 21 on the other side of the energy charging base 1, so that the stable work of a power grid is maintained, the energy storage box 21 with the consumed electric energy is driven by the first telescopic rod 27 to descend along the accommodating groove 11, and the energy charging head 12 is abutted with the energy charging opening 23 at the bottom of the energy storage box 21, so that the energy storage box 21 is charged.
In the process that the energy storage box 21 ascends along the accommodating groove 11, the adjusting gear 282 drives the rotating shaft 281 to rotate, so that the winding roller 283 is driven to wind the connecting rope 2810, the adjusting plate 284 is pulled to descend along the limiting groove 13 through the connecting rope 2810, the limiting block 2811, the connecting block 2812 and the connecting shaft 2813 are driven to descend, and the limiting bar 2814 is connected with the connecting shaft 2813 through the torsion spring, so that the protection plate 2815 is gradually opened in the descending process of the adjusting plate 284, and the energy storage box 21 is convenient for an operator to replace.
When the grid power is restored, the controller 24 controls the first, second and third telescopic links 27, 17 and 113 to be reset, so that the adjacent energy storage tanks 21 are disconnected, the energy storage tanks 21 are disconnected from the grid, and the energy storage tanks 21 are lowered along the accommodating groove 11.
In the process that the energy storage box 21 descends along the accommodating groove 11, the winding roller 283 releases the wound connecting rope 2810, so that the elastic piece 288 is relieved of stress and drives the adjusting plate 284 to reset, the adjusting plate 284 drives the protection plate 2815 to ascend along the limiting groove 13, and when the protection plate 2815 extends out of the limiting groove 13, the protection plate 2815 and the limiting bar 2814 reset under the action of the torsion spring, so that the energy storage box 21 is protected.
When the energy storage tank 21 is reset, the energy charging head 12 is in butt joint with the energy charging port 23 at the bottom of the energy storage tank 21, so that energy is charged into the energy storage tank 21.
While embodiments of the present invention have been shown and described above for purposes of illustration and description, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives, and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.

Claims (7)

1. A quick response device for an emergency power grid security system, comprising: the energy charging base (1) and the response unit (2) are characterized in that a plurality of accommodating grooves (11) are vertically formed in the top of the energy charging base (1), an energy charging head (12) is arranged in each accommodating groove (11), a plurality of limiting grooves (13) are vertically formed in the top of the energy charging base (1), the limiting grooves (13) are located on two sides of each accommodating groove (11), connecting grooves (14) are vertically formed in two sides of the inner wall of each accommodating groove (11), and each accommodating groove (11) is communicated with each limiting groove (13) through the corresponding connecting groove (14);
the response unit (2) comprises an energy storage box (21) positioned in the accommodating groove (11), the energy storage box (21) is electrically connected with a display (22), an energy charging port (23) is vertically formed in the bottom of the energy storage box (21), the energy storage box (21) is electrically connected with a controller (24), the controller (24) is electrically connected with the display (22), and an electric signal of the controller (24) is connected with an electric energy sensor (25);
the response unit (2) further comprises a bearing plate (26) positioned at the bottom of the energy storage box (21), first telescopic rods (27) are arranged at four corners of the bottom of the bearing plate (26), the bottom ends of the first telescopic rods (27) are fixedly connected with the bottom of the inner wall of the accommodating groove (11), the output ends of the first telescopic rods (27) are fixedly connected with the bottom of the bearing plate (26), the first telescopic rods (27) are electrically connected with the controller (24), and protective assemblies (28) are arranged on two sides of the bearing plate (26);
a plurality of connecting holes (15) are horizontally formed in two sides of the energy charging base (1), sliding grooves (16) are symmetrically and horizontally formed in the inner walls of the connecting holes (15), second telescopic rods (17) and sliding blocks (18) are arranged in the sliding grooves (16), one ends of the second telescopic rods (17) are fixedly connected with the inner walls of the sliding grooves (16), the output ends of the second telescopic rods (17) are fixedly connected with the sliding blocks (18), and the second telescopic rods (17) are electrically connected with the controller (24);
a first connecting head (19) is arranged in the connecting hole (15), the first connecting head (19) is fixedly connected with the sliding block (18), one end, extending out of the connecting hole (15), of the first connecting head (19) is fixedly connected with a composite insulator (110), and one end of the composite insulator (110) is fixedly connected with a jointing clamp (111);
a through hole (112) is formed in the inner wall of the accommodating groove (11), a third telescopic rod (113) is arranged in the through hole (112), a cable (114) is arranged in the third telescopic rod (113), two ends of the cable (114) are fixedly connected with second connectors (115), and the second connectors (115) are fixedly connected with the third telescopic rod (113);
when the electric energy sensor (25) detects that the power grid fails, the controller (24) controls the first telescopic rod (27) to drive the bearing plate (26) to ascend, when the energy storage box (21) ascends to a designated height, the controller (24) controls the second telescopic rod (17) to drive the sliding block (18) to move along the sliding groove (16), so that the first connecting head (19) is driven to move along the sliding groove (16), the composite insulator (110) is connected with the energy storage box (21), and the energy storage box (21) is enabled to provide electric energy for the power grid, so that the electric energy can be rapidly provided for the power grid when the power grid fails, and the normal operation of the power grid is recovered;
when the power of the energy storage box (21) is consumed quickly, the controller (24) controls the adjacent energy storage box (21) to rise, and when the adjacent energy storage box (21) rises to a designated height, the controller (24) controls the third telescopic rod (113) to drive the second connector (115) to move along the through hole (112), so that the energy storage box (21) and the adjacent energy storage box (21) are connected through the cable (114), and electric energy is continuously supplied to the power grid.
2. The quick response device for use in a power grid emergency security system of claim 1, wherein: the protection component (28) comprises a rotating shaft (281), two ends of the rotating shaft (281) are connected with the bearing plate (26) through bearings, an adjusting gear (282) is fixedly connected to the rotating shaft (281), the adjusting gear (282), winding rollers (283) are arranged at two ends of the adjusting gear (282), and the winding rollers (283) are fixedly connected with the rotating shaft (281).
3. The quick response device for use in a power grid emergency security system of claim 2, wherein: the protection component (28) is characterized by further comprising an adjusting plate (284) positioned in the connecting groove (14), one side of the adjusting plate (284) is fixedly connected with a rack (285), the rack (285) is meshed with the adjusting gear (282), a containing hole (286) and a mounting groove (287) are symmetrically and vertically formed in the adjusting plate (284), an elastic piece (288) is arranged in the containing hole (286), one end of the elastic piece (288) is fixedly connected with the top of the inner wall of the containing hole (286), and the other end of the elastic piece (288) is attached to the bottom of the inner wall of the containing groove (11).
4. A quick response device for use in a power grid emergency security system as defined in claim 3, wherein: fixed pulley (289) is fixedly connected in mounting groove (287), connecting rope (2810) is wound on winding roller (283), one end of connecting rope (2810) is fixedly connected with winding roller (283), and the other end of connecting rope (2810) passes through fixed pulley (289) and is fixedly connected with adjusting plate (284).
5. A quick response device for use in a power grid emergency security system as defined in claim 3, wherein: the adjusting plate (284) both sides are all fixedly connected with stopper (2811), stopper (2811) are located in spacing groove (13), stopper (2811) top fixedly connected with connecting block (2812), connecting block (2812) are last the level run through be provided with connecting axle (2813), connecting axle (2813) with connecting block (2812) fixed connection.
6. The quick response device for use in a power grid emergency security system of claim 5, wherein: the connecting shaft (2813) is connected with a limiting strip (2814) through a torsion spring, and the top of the limiting strip (2814) is fixedly connected with a protection plate (2815).
7. A quick response method of a power grid emergency guarantee system, adopting the quick response device of the power grid emergency guarantee system as claimed in claim 6, comprising the following steps:
s1: measuring the current of the circuit by means of an electrical energy sensor (25);
s2: the electric energy sensor (25) transmits the measured data to the controller (24) through an electric signal;
s3: the display (22) displays the data of the electric energy sensor (25) and the energy storage information of the energy storage box (21);
s4: when the electric energy sensor (25) measures the circuit current to be zero, the controller (24) controls the first telescopic rod (27) and the second telescopic rod (17) to operate, so that the energy storage box (21) is connected with the circuit to provide electric energy for the circuit;
s5: in the process of energy storage box (21) energy supply, when the electric energy consumption in the energy storage box (21) is depleted, the adjacent energy storage box (21) of the controller (24) rises to transmit electric energy for the energy storage box (21) which is being supplied with energy.
CN202311563260.5A 2023-11-22 2023-11-22 Rapid response device and method applied to power grid emergency guarantee system Active CN117277394B (en)

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CN210293272U (en) * 2019-07-16 2020-04-10 上海能辉科技股份有限公司 Signal acquisition device of energy storage system
CN113489035A (en) * 2021-06-18 2021-10-08 浙江中新电力工程建设有限公司 Novel power grid-based multi-energy complementary energy storage system and method
CN114069443A (en) * 2021-11-24 2022-02-18 山东日照发电有限公司 Thermal power plant power generation energy storage equipment
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CN114335873A (en) * 2021-12-31 2022-04-12 安徽汉星综合能源有限公司 Partitioned isolation type energy storage battery box
CN116032022A (en) * 2023-02-15 2023-04-28 南京悦源电力研究院有限公司 Distributed power grid energy storage type structure

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN210293272U (en) * 2019-07-16 2020-04-10 上海能辉科技股份有限公司 Signal acquisition device of energy storage system
DE202021107037U1 (en) * 2020-12-27 2022-03-24 Huawei Digital Power Technologies Co., Ltd. Energy storage system and electric vehicle
CN113489035A (en) * 2021-06-18 2021-10-08 浙江中新电力工程建设有限公司 Novel power grid-based multi-energy complementary energy storage system and method
CN114069443A (en) * 2021-11-24 2022-02-18 山东日照发电有限公司 Thermal power plant power generation energy storage equipment
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