Thermal power plant auxiliary frequency modulation device based on energy storage equipment

Abstract

The utility model belongs to the technical field of thermal power plant auxiliary frequency modulation, and particularly relates to a thermal power plant auxiliary frequency modulation device based on energy storage equipment, which comprises a working box, a frequency modulation bottom plate fixedly arranged at the bottom end in the working box, and an electric energy converter fixedly arranged at the top of the frequency modulation bottom plate, an electric energy converter is fixedly installed on one side of the generator set, an energy storage transformer is fixedly installed on one side of the electric energy converter, an operation base is fixedly installed on one side of the energy storage transformer, and an MPC controller is fixedly installed on the top of the operation base. Electric energy transmitted to the main transformer is increased by using the electric energy converter, then transformation transmission is performed by using the energy storage transformer, and then intelligent frequency modulation control is performed by using the MPC controller, so that intelligent frequency modulation control and automatic frequency modulation use can be performed on the energy storage equipment of the thermal power plant, and thus the frequency modulation effect of the energy storage equipment of the thermal power plant is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of auxiliary frequency regulation of thermal power plants, and in particular relates to an auxiliary frequency regulation device of a thermal power plant based on energy storage equipment. Background Art

[0002] Integrated board is glued laminated wood, which is one of the three main engineering material products along with wooden I-beam and veneer laminated lumber. The English and German translations of this material are laminated lumber, which is often confused with veneer laminated lumber, so the name of laminated lumber has also been used.

[0003] For example, a Chinese patent with publication number CN214412308U discloses an auxiliary frequency regulation device for a thermal power plant based on an energy storage device, which relates to the field of frequency regulation technology for a thermal power plant, including a main generator set, a main transformer, a first power grid main switch, an industrial frequency power grid, a first electric energy converter, a first switch, a second switch, an energy storage device, and an energy storage transformer; the main generator set is electrically connected to the industrial frequency power grid through the main transformer and the first power grid main switch; the main generator set is electrically connected to the energy storage transformer, the energy storage transformer is electrically connected to the first electric energy converter through the second switch, the first electric energy converter is electrically connected to the first switch, and the first switch is electrically connected to the energy storage device.

[0004] The patent has the following problems:

[0005] In the existing technical documents, it is not convenient to intelligently control the frequency modulation of the energy storage equipment of the thermal power plant during use, and the frequency modulation efficiency of the energy storage equipment of the thermal power plant is poor. In addition, in the existing technical documents, it is not convenient to carry out fire prevention treatment on the frequency modulation equipment during use. When a fire occurs in the frequency modulation equipment, it is impossible to remedy it in the first time, thereby reducing the safety of the equipment. In view of this, we propose an auxiliary frequency modulation device for a thermal power plant based on an energy storage device. Utility Model Content

[0006] The purpose of the utility model is to provide an auxiliary frequency regulation device for a thermal power plant based on an energy storage device in order to solve the above-mentioned technical problems, thereby improving the efficiency of the frequency regulation equipment and the fire safety of the equipment.

[0007] In view of this, the utility model provides an auxiliary frequency regulation device for a thermal power plant based on an energy storage device, comprising a working box, and also comprising: a frequency regulation base plate is fixedly installed at the bottom end of the working box, an electric energy converter is fixedly installed on the top of the frequency regulation base plate, an energy storage transformer is fixedly installed on one side of the electric energy converter, an operating base is fixedly installed on one side of the energy storage transformer, an MPC controller is fixedly installed on the top of the operating base, a main transformer is fixedly installed on one end of the electric energy converter, a generator set is fixedly installed on one side of the main transformer, a fire extinguishing water tank is installed through the top of the working box, a water injection pipe is installed through the top of the fire extinguishing water tank, a water injection cover is movably installed on the top of the water injection pipe, a smoke alarm is fixedly installed on the bottom of the fire extinguishing water tank, a fire extinguishing pipe is installed through one side of the smoke alarm, and a fire extinguishing nozzle is installed through the bottom of the fire extinguishing pipe.

[0008] Based on the above structure, when the auxiliary frequency modulation instruction is issued by the generator set to increase the output power, the electric energy converter is used to increase the electric energy transmitted to the main transformer, and then the energy storage transformer is used for voltage transformation and transmission, and then the MPC controller is used for intelligent frequency modulation control, which can intelligently control the frequency modulation of the energy storage equipment of the thermal power plant, thereby improving the frequency modulation effect of the energy storage equipment of the thermal power plant, and then the smoke alarm is used for smoke sensing, and then the fire extinguishing nozzle is used to extinguish the water inside the fire extinguishing water tank, which can enable the equipment to extinguish the fire in the first time when a fire occurs, thereby improving the safety of equipment use.

[0009] Preferably, a sealing door is movably installed on one side of the work box through a hinge, a rear waterproof plate is fixedly installed on the other side of the work box, side waterproof plates are fixedly installed on both ends of the work box, a supporting base plate is fixedly installed on the bottom of the work box, a non-slip base plate is fixedly installed on the bottom of the supporting base plate, anchor bolts are installed through the inside of the supporting base plate, a top supporting plate is fixedly installed on the top of the work box, a top protective plate is fixedly installed on the top of the top supporting plate, and a top waterproof plate is fixedly installed on the top of the top protective plate.

[0010] Preferably, a door handle is fixedly installed on one side of the sealed door, an observation glass is installed for internal observation of the sealed door, a PLC controller is fixedly installed on the surface of the sealed door, and a power socket is fixedly installed on the bottom of the PLC controller.

[0011] Preferably, a rear buffer plate is fixedly installed on the other side of the rear waterproof plate, and a rear protective plate is fixedly installed on the other side of the rear buffer plate.

[0012] Preferably, side buffer plates are fixedly mounted on both ends of the side waterproof plate, and side protective plates are fixedly mounted on both ends of the side buffer plate.

[0013] Preferably, an exhaust duct is installed through the other side of the fire extinguishing water tank, a bottom filter screen is fixedly installed inside the exhaust duct, an exhaust fan is fixedly installed on the top of the bottom filter screen, a filter mounting frame is fixedly installed on the top of the exhaust fan, a filter cotton block is movably installed inside the filter mounting frame, a top filter screen is movably installed on the top of the filter cotton block, and a lighting panel is fixedly installed on the bottom of the fire extinguishing water tank.

[0014] Preferably, a lighting lamp is fixedly mounted on the bottom of the lighting board, and a lighting protective cover is fixedly mounted on the bottom of the lighting lamp.

[0015] The beneficial effects of the utility model are:

[0016] 1. The auxiliary frequency regulation device of the thermal power plant based on the energy storage device, when the auxiliary frequency regulation instruction is issued by the generator set to increase the output power, uses the electric energy converter to increase the electric energy transmitted to the main transformer, and then uses the energy storage transformer for voltage transformation and transmission, and then uses the MPC controller for intelligent frequency regulation control. It can intelligently control the frequency regulation of the energy storage equipment of the thermal power plant and use it for automatic frequency regulation, thereby improving the frequency regulation effect of the energy storage equipment of the thermal power plant.

[0017] 2. The auxiliary frequency modulation device of the thermal power plant based on the energy storage device senses smoke through the smoke alarm, and then uses the fire extinguishing nozzle to extinguish the fire with the water inside the fire extinguishing water tank. It can enable the equipment to extinguish the fire in the first time when a fire occurs, and extinguish the fire before the fire spreads, thereby improving the safety of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is an overall stereogram of the utility model;

[0019] Figure 2 It is a schematic diagram of the structure of the utility model;

[0020] Figure 3 It is a schematic diagram of the local structure of the frequency modulation base plate in the utility model;

[0021] Figure 4 It is a schematic diagram of the local structure of the exhaust duct in the utility model;

[0022] Figure 5 It is a partial three-dimensional diagram of the supporting base plate in the utility model.

[0023] The symbols in the figure are:

[0024] 1. Supporting bottom plate; 101. Anti-skid bottom plate; 102. Anchor bolts; 2. Rear waterproof plate; 201. Rear buffer plate; 202. Rear protective plate; 3. Side waterproof plate; 301. Side buffer plate; 302. Side protective plate; 4. PLC controller; 401. Power jack; 5. Sealed door; 501. Door handle; 502. Observation glass; 6. Working box; 7. Top supporting plate; 701. Top protective plate; 702. Top waterproof plate; 8. FM bottom plate; 801. Power converter; 802. Energy storage transformer; 803, main transformer; 804, generator set; 805, operating base; 806, MPC controller; 9, fire extinguishing water tank; 901, water filling pipe; 902, water filling cover; 903, smoke alarm; 904, fire extinguishing pipe; 905, fire extinguishing nozzle; 10, lighting board; 1001, lighting lamp; 1002, lighting protective cover; 11, exhaust duct; 1101, bottom filter plate; 1102, exhaust fan; 1103, filter mounting frame; 1104, filter cotton block; 1105, top filter plate. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] The present application embodiment discloses an auxiliary frequency regulation device for a thermal power plant based on an energy storage device. Figure 1-Figure 5 , including a working box 6, and also including: a frequency modulation base plate 8 is fixedly installed at the bottom end of the working box 6, an electric energy converter 801 is fixedly installed on the top of the frequency modulation base plate 8, an energy storage transformer 802 is fixedly installed on one side of the electric energy converter 801, an operating base 805 is fixedly installed on one side of the energy storage transformer 802, an MPC controller 806 is fixedly installed on the top of the operating base 805, a main transformer 803 is fixedly installed on one end of the electric energy converter 801, a generator set 804 is fixedly installed on one side of the main transformer 803, a fire extinguishing water tank 9 is installed through the top of the working box 6, a water injection pipe 901 is installed through the top of the fire extinguishing water tank 9, a water injection cover 902 is movably installed on the top of the water injection pipe 901, a smoke alarm 903 is fixedly installed on the bottom of the fire extinguishing water tank 9, a fire extinguishing pipe 904 is installed through one side of the smoke alarm 903, and a fire extinguishing nozzle 905 is installed through the bottom of the fire extinguishing pipe 904.

[0027] Based on the above structure, when the auxiliary frequency modulation instruction is issued by the generator set 804 to increase the output power, the power converter 801 is used to increase the electric energy transmitted to the main transformer 803, and then the energy storage transformer 802 is used for voltage transformation and transmission, and then the MPC controller 806 is used for intelligent frequency modulation control, which can intelligently control the frequency modulation of the energy storage equipment of the thermal power plant and perform automatic frequency modulation, thereby improving the frequency modulation effect of the energy storage equipment of the thermal power plant, and then the smoke alarm 903 is used for smoke sensing, and then the fire extinguishing nozzle 905 is used to extinguish the water inside the fire extinguishing water tank 9, which can enable the equipment to extinguish the fire in the first time when a fire occurs, and extinguish the fire before the fire spreads, thereby improving the safety of equipment use.

[0028] In one of the embodiments, a sealing door 5 is movably installed on one side of the working box 6 through a hinge, a rear waterproof plate 2 is fixedly installed on the other side of the working box 6, side waterproof plates 3 are fixedly installed on both ends of the working box 6, a supporting base plate 1 is fixedly installed on the bottom of the working box 6, a non-slip base plate 101 is fixedly installed on the bottom of the supporting base plate 1, anchor bolts 102 are installed through the inside of the supporting base plate 1, a top supporting plate 7 is fixedly installed on the top of the working box 6, a top protective plate 701 is fixedly installed on the top of the top supporting plate 7, and a top waterproof plate 702 is fixedly installed on the top of the top protective plate 701.

[0029] Specifically, the bottom of the supporting base plate 1 is fixedly installed with an anti-slip base plate 101, the interior of the supporting base plate 1 is penetrated with anchor bolts 102, the top of the working box 6 is fixedly installed with a top supporting plate 7, the top of the top supporting plate 7 is fixedly installed with a top protective plate 701, and the top of the top protective plate 701 is fixedly installed with a top waterproof plate 702.

[0030] In this embodiment, the supporting base plate 1 and the anti-skid base plate 101 can be used to support the device, and then the anchor bolts 102 can be used to stably install the device on the ground, thereby improving the stability of the device.

[0031] In one embodiment, a door handle 501 is fixedly installed on one side of the sealed door 5, an observation glass 502 is installed for internal observation of the sealed door 5, a PLC controller 4 is fixedly installed on the surface of the sealed door 5, and a power socket 401 is fixedly installed on the bottom of the PLC controller 4.

[0032] Specifically, a door handle 501 is fixedly installed on one side of the sealed door 5 , an observation glass 502 is installed for internal observation of the sealed door 5 , a PLC controller 4 is fixedly installed on the surface of the sealed door 5 , and a power socket 401 is fixedly installed on the bottom of the PLC controller 4 .

[0033] In this embodiment, the sealed door 5 can be opened and closed by pulling the door handle 501, and then the interior can be observed by using the observation glass 502, and then the equipment can be automatically programmed and controlled by using the PLC controller 4, and then the power socket 401 can be used to provide power to the electrical equipment, the exhaust fan 1102 is electrically connected to the PLC controller 4 through a wire, the lighting lamp 1001 is electrically connected to the PLC controller 4 through a wire, the PLC controller 4 is electrically connected to the power socket 401 through a wire, and the power socket 401 is electrically connected to an external power supply through a wire.

[0034] In one embodiment, a rear buffer plate 201 is fixedly installed on the other side of the rear waterproof plate 2 , and a rear protective plate 202 is fixedly installed on the other side of the rear buffer plate 201 .

[0035] Specifically, a rear buffer plate 201 is fixedly installed on the other side of the rear waterproof plate 2 , and a rear protective plate 202 is fixedly installed on the other side of the rear buffer plate 201 .

[0036] In this embodiment, the rear waterproof plate 2 can be used to provide waterproof protection for the other side of the working box 6, and then the rear buffer plate 201 and the rear protective plate 202 can be used to protect the other side of the working box 6.

[0037] In one embodiment, side buffer plates 301 are fixedly installed at both ends of the side waterproof plate 3 , and side protective plates 302 are fixedly installed at both ends of the side buffer plate 301 .

[0038] Specifically, side buffer plates 301 are fixedly installed at both ends of the side waterproof plate 3 , and side protective plates 302 are fixedly installed at both ends of the side buffer plate 301 .

[0039] In this embodiment, the side waterproof plates 3 can be used to waterproof both ends of the working box 6, and then the side buffer plates 301 and the side protective plates 302 are used to protect both ends of the working box 6, thereby improving the safety of the working box 6.

[0040] In one of the embodiments, an exhaust duct 11 is installed through the other side of the fire extinguishing water tank 9, a bottom filter screen plate 1101 is fixedly installed inside the exhaust duct 11, an exhaust fan 1102 is fixedly installed on the top of the bottom filter screen plate 1101, a filter mounting frame 1103 is fixedly installed on the top of the exhaust fan 1102, a filter cotton block 1104 is movably installed inside the filter mounting frame 1103, a top filter screen plate 1105 is movably installed on the top of the filter cotton block 1104, and a lighting panel 10 is fixedly installed on the bottom of the fire extinguishing water tank 9.

[0041] Specifically, an exhaust duct 11 is installed through the other side of the fire extinguishing water tank 9, and a bottom filter screen plate 1101 is fixedly installed inside the exhaust duct 11, an exhaust fan 1102 is fixedly installed on the top of the bottom filter screen plate 1101, and a filter mounting frame 1103 is fixedly installed on the top of the exhaust fan 1102. A filter cotton block 1104 is movably installed inside the filter mounting frame 1103, and a top filter screen plate 1105 is movably installed on the top of the filter cotton block 1104.

[0042] In this embodiment, the exhaust fan 1102 can be used to exhaust and dissipate heat from the inside of the working box 6, and then the filter cotton block 1104 can be used to filter the air, thereby improving the air circulation inside the working box 6.

[0043] In one embodiment, a lighting lamp 1001 is fixedly installed on the bottom of the lighting board 10 , and a lighting protective cover 1002 is fixedly installed on the bottom of the lighting lamp 1001 .

[0044] Specifically, the bottom of the lighting board 10 is fixedly mounted with a lighting lamp 1001 , and the bottom of the lighting lamp 1001 is fixedly mounted with a lighting protective cover 1002 .

[0045] In this embodiment, the interior of the working box 6 can be illuminated by the lighting lamp 1001, and then the lighting protective cover 1002 can be used to protect the lighting lamp 1001, so that it is convenient for the staff to perform lighting maintenance on the equipment.

[0046] In the present embodiment, an auxiliary frequency regulation device for a thermal power plant based on an energy storage device is used. When an auxiliary frequency regulation instruction is issued by the generator set 804 to increase the output power, the power converter 801 is used to increase the electric energy transmitted to the main transformer 803, and then the energy storage transformer 802 is used for voltage transformation and transmission, and then the MPC controller 806 is used for intelligent frequency regulation control, which can intelligently control the frequency regulation of the energy storage equipment of the thermal power plant and perform automatic frequency regulation, thereby improving the frequency regulation effect of the energy storage equipment of the thermal power plant, and then the smoke alarm 903 is used for smoke sensing, and then the fire extinguishing nozzle 905 is used to extinguish the water inside the fire extinguishing water tank 9, so that the equipment can extinguish the fire in the first time when a fire occurs, and extinguish the fire before the fire spreads, thereby improving the safety of the equipment, and then the support base plate 1 and the anti-slip base plate 101 are used to support the equipment, and then the anchor bolts 102 are used to stably install the equipment on the ground, thereby improving the stability of the equipment, and then the The door handle 501 pulls the sealed door 5 to open and close, and then the interior is observed through the observation glass 502, and then the PLC controller 4 is used to automatically program and control the equipment, and then the power jack 401 is used to provide power to the electrical equipment, and then the rear waterproof plate 2 is used to waterproof the other side of the working box 6, and then the rear buffer plate 201 and the rear protective plate 202 are used to protect the other side of the working box 6, and then the side waterproof plate 3 is used to waterproof the two ends of the working box 6, and then the side buffer plate 301 and the side protective plate 302 are used to protect the two ends of the working box 6, thereby improving the safety of the working box 6, and then the exhaust fan 1102 is used to exhaust and dissipate heat inside the working box 6, and then the filter cotton block 1104 is used to filter the air, thereby improving the circulation of the air inside the working box 6, and then the lighting lamp 1001 is used to illuminate the inside of the working box 6, and then the lighting protective cover 1002 is used to protect the lighting lamp 1001, so as to facilitate the staff to perform lighting maintenance on the equipment.

[0047] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. An auxiliary frequency regulation device for a thermal power plant based on an energy storage device, comprising a working box (6), characterized in that: Also includes: A frequency modulation base plate (8) is fixedly mounted on the bottom of the working box (6), an electric energy converter (801) is fixedly mounted on the top of the frequency modulation base plate (8), an energy storage transformer (802) is fixedly mounted on one side of the electric energy converter (801), an operating base (805) is fixedly mounted on one side of the energy storage transformer (802), an MPC controller (806) is fixedly mounted on the top of the operating base (805), a main transformer (803) is fixedly mounted on one end of the electric energy converter (801), and the main transformer (80 3), a generator set (804) is fixedly installed on one side of the working box (6), a fire extinguishing water tank (9) is installed through the top of the working box (6), a water injection pipe (901) is installed through the top of the fire extinguishing water tank (9), a water injection cover (902) is movably installed on the top of the water injection pipe (901), a smoke alarm (903) is fixedly installed on the bottom of the fire extinguishing water tank (9), a fire extinguishing pipe (904) is installed through one side of the smoke alarm (903), and a fire extinguishing nozzle (905) is installed through the bottom of the fire extinguishing pipe (904).

2. According to claim 1, an auxiliary frequency modulation device for a thermal power plant based on an energy storage device is characterized in that: A sealing door (5) is movably mounted on one side of the working box (6) via a hinge, a rear waterproof plate (2) is fixedly mounted on the other side of the working box (6), side waterproof plates (3) are fixedly mounted on both ends of the working box (6), a supporting base plate (1) is fixedly mounted on the bottom of the working box (6), a non-slip base plate (101) is fixedly mounted on the bottom of the supporting base plate (1), anchor bolts (102) are installed through the interior of the supporting base plate (1), a top supporting plate (7) is fixedly mounted on the top of the working box (6), a top protective plate (701) is fixedly mounted on the top of the top supporting plate (7), and a top waterproof plate (702) is fixedly mounted on the top of the top protective plate (701).

3. The auxiliary frequency modulation device of a thermal power plant based on energy storage equipment according to claim 2, characterized in that: A door handle (501) is fixedly mounted on one side of the sealed door (5), an observation glass (502) is mounted inside the sealed door (5) for observation, a PLC controller (4) is fixedly mounted on the surface of the sealed door (5), and a power socket (401) is fixedly mounted on the bottom of the PLC controller (4).

4. The auxiliary frequency modulation device for a thermal power plant based on an energy storage device according to claim 2, characterized in that: A rear buffer plate (201) is fixedly mounted on the other side of the rear waterproof plate (2), and a rear protective plate (202) is fixedly mounted on the other side of the rear buffer plate (201).

5. The auxiliary frequency modulation device of a thermal power plant based on an energy storage device according to claim 2, characterized in that: Both ends of the side waterproof plate (3) are fixedly mounted with side buffer plates (301), and both ends of the side buffer plate (301) are fixedly mounted with side protection plates (302).

6. The auxiliary frequency modulation device of a thermal power plant based on energy storage equipment according to claim 1, characterized in that: An exhaust duct (11) is installed through the other side of the fire extinguishing water tank (9), a bottom filter screen plate (1101) is fixedly installed inside the exhaust duct (11), an exhaust fan (1102) is fixedly installed on the top of the bottom filter screen plate (1101), a filter mounting frame (1103) is fixedly installed on the top of the exhaust fan (1102), a filter cotton block (1104) is movably installed inside the filter mounting frame (1103), a top filter screen plate (1105) is movably installed on the top of the filter cotton block (1104), and a lighting panel (10) is fixedly installed on the bottom of the fire extinguishing water tank (9).

7. The auxiliary frequency modulation device of a thermal power plant based on energy storage equipment according to claim 6, characterized in that: The bottom of the lighting board (10) is fixedly mounted with a lighting lamp (1001), and the bottom of the lighting lamp (1001) is fixedly mounted with a lighting protection cover (1002).

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