Patents
Literature
Patsnap Copilot is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
Patsnap Copilot

502results about "Transformer houses" patented technology

Noise reduction structure of main noise resources of urban indoor substation

The invention relates to a noise reduction structure of main noise resources of an urban indoor substation, belonging to the technical field of noise pollution control in environmental engineering. The noise reduction structure is mainly used for reducing the noise resources of the urban indoor substation, including noise radiated by a main transformer and a reactor 1. The noise reduction structure comprises a wall perforated plate resonance sound absorption structure 2, a sound isolation door 3, a ventilating shutter 4, a low-noise axial flow fan 5, an air intake silencer 6 and an air exhaust silencer 7, wherein the wall perforated plate resonance absorption structure 2 is located inside the wall and comprises a perforated gypsum plate and acrylic cotton; the sound isolation door 3 is filled with glass coated intermediate glass cotton fiber, and the gap of a door frame is filled with sealing strips; the ventilating shutter 4 and the low-noise axial flow fan 5 are used for ventilating and dissipating heat to ensure the safe and stable operation of the main transformer and the reactor; the air intake silencer 6 is installed on the outer part of the ventilating shutter 4, the upper part is a lighting sound-isolating window cover, and the lower part is an air flow channel covering the sound absorption material; and the air exhaust silencer 7 is installed outside a ventilating fan hole, and the interior is an air flow channel covering the sound absorption material.
Owner:CEEC JIANGSU ELECTRIC POWER DESIGN INST +1

Offshore convertor station for flexible direct-current power transmission system

The invention provides an offshore convertor station for a flexible direct-current power transmission system. The offshore convertor station comprises a closed upper structure and a foundation structure used for supporting the upper structure; the upper structure comprises a large-space main workshop and a small-space auxiliary workshop which are arranged side by side; the main workshop is dividedinto an upper layer and a lower layer, wherein the upper layer is provided with a current-limiting reactor, direct-current field equipment, a converter transformer, high-voltage switch equipment, a workshop electricity utilization system and an emergency diesel engine, and the lower layer is provided with a converter valve and a bridge arm reactor; the auxiliary workshop totally comprises six layers, the first layer is provided with a seawater pump room and valve cooling equipment, the second layer is provided with seawater treatment equipment, the third layer is provided with a valve controlroom, the fourth layer is provided with firefighting equipment, the fifth layer is provided with positive-pressure ventilation equipment, and the sixth layer is provided with a station control room;and the upper structure is overall symmetrically arranged, the foundation structure is a guide pipe frame, and a channel allowing a barge to enter or go out is reserved in the middle of the foundationstructure. The offshore convertor station has the characteristics of being compact and reasonable in arrangement, safe and reliable in operation and suitable for marine environment conditions and offshore construction.
Owner:POWERCHINA HUADONG ENG COPORATION LTD

Offshore platform for offshore wind power flexible direct current connecting-in system

The invention relates to an offshore platform for an offshore wind power flexible direct current connecting-in system. The offshore platform is characterized by comprising a combined steel structure building divided into an upper layer and a lower layer, wherein each layer of steel structure building consists of a plurality of function rooms, in addition, the bottom of each layer of steel structure building adopts a plurality of steel plates for forming decks, the offshore platform is totally provided with two layers of decks including the upper layer of deck and the lower layer of deck, a bridge arm reactor region, a current converter valve hall, a direct current reactor region and a control chamber region are arranged on the lower layer of deck, and the upper layer deck is provided with a connecting transformer region, an alternating current connecting-in region, a control and auxiliary facility region, a 35kV alternating current power distribution device region, a valve cooling heat radiation region and an auxiliary facility region. The alternating current electric energy of an offshore wind power plant is gathered into the 35kV alternating current power distribution device region through a cable, passes through the alternating current connecting-in region and is then conveyed into the connecting transformer region for voltage boosting, the electric energy is conveyed to the bridge arm reactor region of the lower layer of deck through the cable and is subjected to current conversion through electric equipment in the current converter valve hall, and then, the direct current electricity is output through electric equipment in a direct current plant connecting-out region. The offshore platform can be widely applied to the offshore platform design in an offshore wind power flexible direct current connecting-in system.
Owner:STATE GRID CORP OF CHINA +3

Transformer station noise reduction method

The invention relates to a transformer station noise reduction method; the method comprises the following steps: handling transformer station main sound source equipment and structure layout according to transformer station construction civil engineering drawings and equipment lists; selecting a reference station; using field measure and noise mapping technology to predict noise frequency spectrum characteristics and propagation influence rules of a newly built transformer station; carrying out type selecting and application designs for low frequency noise reduction sound absorbing materials, structure and devices; combining finite element simulation analysis, considering sound field, flow field and heat effect multi-field coupling, and carrying out scheme simulation optimization design while satisfying noise reduction, heat radiation and air channel optimization factors, thus reducing station border noise emission from the sound absorption, sound insulation and noise abatement aspects. When the construction is finished, the measured station border noise is 43.61dB, thus satisfying I type sound environment function zone standards; the novel method can effectively control station border noise emission, thus providing references for designs of same type transformer stations under increasingly strict environmental protection requirement situations.
Owner:STATE GRID ZHEJIANG ELECTRIC POWER +3

Anti-static mounting base of prefabricated cabin and modular cabin body

The invention relates to the technical field of prefabricated cabins, in particular to an anti-static mounting base of the prefabricated cabin. The anti-static mounting base comprises cabin body basemain bodies which are of a cuboid welding frame structure, wire and cable laying channels which are mutually parallel are formed in the two sides and the middle of the cabin body base main bodies, anti-static floors are laid on the upper parts of the cabin body base main bodies through connecting mechanisms, and cabin body base connecting pieces are arranged on the four corners of the cabin base main bodies. The invention further provides a prefabricated cabin anti-static modular cabin body which comprises a plurality of module unit cabin bodies, cabin body connecting pieces are connected between adjacent module unit cabin bodies, the cabin body base main bodies are fixedly connected to the bottom of the module unit cabin bodies, and the adjacent cabin body base main bodies are connected through the cabin body base connecting pieces. The modular cabin body has the characteristics that the size is small, combination is flexible and convenient, batch producing is convenient, and production is convenient and rapid due to the fact that the modular cabin body is small in size, and the production efficiency can be improved greatly.
Owner:WUHAN NEW ENERGY TECH DEV

Sunken construction method of battery swap station

The invention discloses a sunken construction method of a battery swap station, and relates to the technical field of battery swap station construction. The sunken construction method comprises the steps that 1, a foundation and a water collecting well are dug downwards; 2, the bottom surface and the side wall of the foundation are flattened; 3, the surface layer of the foundation is solidified, waterproof treatment is conducted, and base bearing piles are reinforced; 4, horizontal auxiliary materials are laid, specifically, the horizontal auxiliary materials are laid at the bottom of the solidified foundation or on a reinforcing seat, the levelness of the horizontal auxiliary materials is measured through an instrument, and the laid horizontal auxiliary materials are leveled and fixed; 5,a lubricant is coated on the surface of a track of the horizontal auxiliary materials; and 6, the battery swap station is mounted, specifically, namely the battery swap station is mounted on the horizontal auxiliary materials, the mounting position of the battery swap station is finely adjusted on the horizontal auxiliary materials, and the battery swap station is precisely mounted. By means of small-scale excavation, it can be guaranteed that the battery swap station is mounted in the narrow foundation, the construction quality can be guaranteed, the cost can also be saved, and meanwhile thewater collecting well further has the fire-fighting function of the battery swap station.
Owner:换电(厦门)科技有限公司

Flexible high voltage direct current transmission project converter station and arrangement method thereof

The invention relates to a flexible high voltage direct current transmission project converter station and an arrangement method of the flexible high voltage direct current transmission project convertor station. According to the arrangement method, a joint building is included, and the flexible high voltage direct current transmission project converter station is arranged inside the joint building; an indoor direct current field is arranged on a transverse wall on one indoor side of the joint building, smoothing reactor units and direct current change-over switch units are installed inside the indoor direct current field; longitudinal walls on the two sides of the rest indoor space of the joint building are each provided with a function room; each function room is composed of a bridge arm rector chamber and a valve hall; each bridge arm rector chamber is used for installing bridge arm rector units; each valve hall is used for installing converter valve units; a control room is arranged between the two function rooms, and control and protection system units are installed inside the control room; a roof, a floor and walls of the joint building are each provided with a metal shielding net and a firewall, so that a Faraday cage is formed. According to the flexible high voltage direct current transmission project converter station and the arrangement method of the flexible high voltage direct current transmission project converter station, electromagnetic radiation interference of all the equipment units inside the converter station can be prevented, and therefore the flexible high voltage direct current transmission project converter station and the arrangement method can be widely applied to the field of flexible high voltage direct current transmission.
Owner:STATE GRID CORP OF CHINA +5

Converter station of maritime flexible direct current transmission system

The invention relates to a converter station of a maritime flexible direct current transmission system. The converter station is characterized by comprising a combined steel structure building which is transversely divided into an upper end part and a lower end part, wherein the upper end part is longitudinally divided into three electrical rooms, the middle electrical room is a direct current field, and the two electrical rooms on the two sides of the direct current field are converter valve halls; the lower end part is longitudinally divided into five electrical rooms, the middle electrical room is a converter station water-cooling equipment room which is divided into front and rear two parts by use of a cable shaft, each of the electrical rooms close to the two sides of the converter station water-cooling equipment room is longitudinally divided into front and rear end parts, each front end part of the electrical room is a control protection chamber, each rear end part of the electrical room is a storage battery chamber, and the two electrical rooms on the outermost sides are connection regions; two connection transformers are arranged at an interval on the outer side of the combined steel structure building and next to any one connection region. The converter station of the maritime flexible direct current transmission system can be widely applied to the flexible direct current transmission systems of the offshore oil platforms.
Owner:CHINA NAT OFFSHORE OIL CORP +1

Combined framework pillar for 500kV transformer substation and mounting method of combined framework pillar

The invention provides a combined framework pillar for a 500kV transformer substation and a mounting method of the combined framework pillar. The combined framework pillar comprises a framework main connector and framework legs, the same ends of two opposite supporting parts are fixedly connected to form the herringbone framework main connector, a cross supporting part is fixedly connected between the two supporting parts, the framework legs are fixedly connected with the two supporting parts respectively, a framework transition connector is arranged between two opposite framework legs, an end connecting plate is fixedly connected at the top of the framework main connector, and a mounting through hole is formed in the end connecting plate. The mounting method mainly includes the steps: pouring and wrapping by the aid of concrete on the mounting portions of the framework legs of the tail ends of the combined framework pillar to form concrete protection boots. In an integrated framework for the 500kV transformer substation, the assembly efficiency of the integrated framework is improved, resistant-lateral rigidity, wind load resistant and anti-shake requirements of the integrated framework can be met, and safe and reliable running of the 500kV transformer substation is ensured.
Owner:SOUTHWEST ELECTRIC POWER DESIGN INST OF CHINA POWER ENG CONSULTING GROUP CORP

Cabin roof splicing structure of prefabricated cabin and combined prefabricated cabin using same

The invention relates to a combined prefabricated cabin and a cabin roof splicing structure of the prefabricated cabin. The cabin roof splicing structure of the prefabricated cabin comprises a left cabin roof and a right cabin roof which are joint in a butted mode, I-steel bearing beams extending in the length direction of a cabin body are arranged at the butt joint positions of two cabin roof frameworks, upper wing plates and lower wing plates of the two bearing beams are respectively joint in a butted mode, webs of the two bearing beams are connected and fixed together through fastening bolts arranged in the length direction of the webs at intervals, and a supporting piece with the thickness matched with the distance between the two webs is fixedly arranged between the webs of the two bearing beams. Because I-steel is adopted as the bearing beams at the butt joint positions of the two cabin roofs and the bearing beams are fixedly connected together through the fastening bolts mounted on the webs of the bearing beams, the overall strength and the bending and deformation resistance of the cabin roofs can be guaranteed; because the supporting piece between the two webs plays a role in auxiliary positioning and auxiliary supporting in the butt joint process of the I-steel bearing beams, not only is butt joint installation facilitated, but also it can be guaranteed that the bolt connection can meet a high pre-tightening force requirement, and thus the reliability, the tightness and the rigidity of connection of the two bearing beams are improved.
Owner:XUJI GRP +1
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Try Eureka
PatSnap group products