CN215733639U - Solar uninterruptible power supply device - Google Patents

Solar uninterruptible power supply device Download PDF

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Publication number
CN215733639U
CN215733639U CN202121577111.0U CN202121577111U CN215733639U CN 215733639 U CN215733639 U CN 215733639U CN 202121577111 U CN202121577111 U CN 202121577111U CN 215733639 U CN215733639 U CN 215733639U
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CN
China
Prior art keywords
solar
power supply
controller
transfer switch
supply device
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Active
Application number
CN202121577111.0U
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Chinese (zh)
Inventor
郑小龙
李西方
张鹏飞
陈勇
何培洪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bomco Electric Equipment Co ltd
China National Petroleum Corp
Baoji Oilfield Machinery Co Ltd
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Bomco Electric Equipment Co ltd
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Priority to CN202121577111.0U priority Critical patent/CN215733639U/en
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00—Integration of renewable energy sources in buildings
    • Y02B10/10—Photovoltaic [PV]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00—Integration of renewable energy sources in buildings
    • Y02B10/20—Solar thermal
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00—Integration of renewable energy sources in buildings
    • Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/40—Solar thermal energy, e.g. solar towers
    • Y02E10/47—Mountings or tracking
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/50—Photovoltaic [PV] energy
    • Y02E10/56—Power conversion systems, e.g. maximum power point trackers

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  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The utility model relates to a solar uninterruptible power supply device, which comprises a rectangular skid-mounted shell, wherein a solar photovoltaic cell panel is arranged at the top of the shell and is connected with a controller, the controller is connected with an inverter, the inverter is connected with an STS static transfer switch, the STS static transfer switch is connected with a load, and the controller, the inverter and the STS static transfer switch are all arranged in the skid-mounted shell. The solar photovoltaic cell panel is arranged on the roof of the solar uninterruptible power supply device, so that space and light energy clean energy are effectively utilized, the light energy is converted into electric energy, and the electric energy is uninterruptedly and automatically switched between different input power supplies through the STS static transfer switch, commercial power and other electric energy.

Description

Solar uninterruptible power supply device
Technical Field
The utility model relates to utilization of solar energy, in particular to a solar uninterruptible power supply device.
Background
In recent years, the oil and gas field ground process technology is continuously improved, the ground engineering construction is changed in the aspects of process and technology, function and composition, production mode, management system and the like, and the skid-mounted electric control integrated device is widely applied to the development and construction of the oil and gas field.
By adopting a switching mode of first Break and then Make (Break before Make) of the STS static transfer switch, uninterrupted switching between different input power supplies can be realized, and double-bus power supply is provided for single power supply load, such as: the solar energy and commercial power, the solar energy and diesel generator, the solar energy and natural gas generator and the solar energy are n +1 redundant of UPS systems of different models.
The standard switching time of the STS static transfer switch is less than or equal to 8ms, the IT load is not powered off, the load can be reliably powered, the safety of the STS during different phase switching can be ensured, and the STS static transfer switch can replace a UPS power supply to supply power.
ATS (automatic Transfer switch) automatic Transfer switch. ATS is mainly used in emergency power systems to automatically switch load circuits from one power supply to another (backup) power supply switching appliance to ensure continuous and reliable operation of critical loads. The ATS is a mechanical structure, a contactor or an electric actuating mechanism is used as a component, a secondary circuit consisting of an intermediate relay or a logic control module is used for switching functions to complete the control function, and the defects that the secondary circuit needs to be electrified for a long time when a main circuit works, and faults such as temperature rise, heating, contact bonding, coil or motor burnout and the like are easily generated. Meanwhile, the conversion time is relatively long, namely more than 100 milliseconds, which causes load outage, and the system voltage frequency in China is 50Hz, namely 20ms, so that the conversion time cannot be more than 20ms, otherwise, the system outage is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a solar uninterruptible power supply device.
The solar uninterruptible power supply device comprises a rectangular skid-mounted shell, wherein a solar photovoltaic cell panel is arranged at the top of the shell and is connected with a controller, the controller is connected with an inverter, the inverter is connected with an STS static transfer switch, the STS static transfer switch is connected with a load, and the controller, the inverter and the STS static transfer switch are all arranged in the skid-mounted shell.
The solar uninterruptible power supply device also comprises a storage battery pack, wherein the storage battery pack is arranged in the skid-mounted shell and is connected with the controller.
According to the solar uninterruptible power supply device, the solar photovoltaic cell panel is rotatably arranged at the top of the skid-mounted shell and is connected with the motor, and the motor is used for driving the solar photovoltaic cell panel to rotate.
The solar uninterruptible power supply device also comprises a motor controller connected with the motor and an illumination sensor arranged at the top of the shell, wherein the illumination sensor is used for sensing the illumination angle and the intensity of light rays, the illumination sensor is connected with the motor controller, and the motor controller adjusts the inclination angle of the solar photovoltaic cell panel according to the illumination angle and the intensity of the light rays.
The utility model relates to a roof mounting solar photovoltaic cell panel of a solar energy uninterrupted power supply device, which effectively utilizes space and clean energy of light energy to convert the light energy into electric energy, the electric energy realizes uninterrupted automatic switching between different input power supplies through an STS static transfer switch and commercial power, STS is a contactless electronic switch device for realizing rapid switching between two independent power supplies, the switching time is less than or equal to 8ms, and the STS provides power supply guarantee for digital equipment, control equipment or other electric equipment with extremely high requirement on power supply continuity of the power supplies, when one power supply exceeds the limit or is cut off, the other power supply is rapidly and automatically switched to the other power supply, thereby ensuring the equipment operation and data safety, and avoiding the power failure of IT loads.
Drawings
Fig. 1 is a front view of a schematic structural diagram of a solar uninterruptible power supply apparatus according to the present invention;
fig. 2 is a right side view of a schematic structural diagram of a solar uninterruptible power supply device according to the present invention;
fig. 3 is a schematic connection diagram of a solar uninterruptible power supply device according to the present invention.
Detailed Description
As shown in fig. 1, 2 and 3, the solar uninterruptible power supply device of the utility model includes a rectangular skid-mounted case 1, a solar photovoltaic cell panel 2 is arranged on the top of the skid-mounted case, the solar photovoltaic cell panel is connected with a controller 3, the controller 3 is connected with an inverter 4, the inverter is connected with an STS static transfer switch 5, the STS static transfer switch is connected with a load 6, and the controller, the inverter and the STS static transfer switch are all arranged in the skid-mounted case 1.
The solar uninterruptible power supply device further comprises a storage battery pack 7, wherein the storage battery pack is arranged in the skid-mounted shell and is connected with the controller.
According to the solar uninterruptible power supply device, the solar photovoltaic cell panel is rotatably arranged at the top of the skid-mounted shell and is connected with the motor 8, and the motor is used for driving the solar photovoltaic cell panel to rotate.
The solar uninterruptible power supply device also comprises a motor controller connected with the motor and an illumination sensor 9 arranged at the top of the shell, wherein the illumination sensor is used for sensing the illumination angle and the intensity of light rays, the illumination sensor is connected with the motor controller, and the motor controller adjusts the inclination angle of the solar photovoltaic cell panel according to the illumination angle and the intensity of the light rays.
The solar uninterruptible power supply device adopts a switching mode of first Break and then Make of the STS static transfer switch, can realize uninterrupted switching between different input power supplies, provides double-bus power supply for a single power supply load, has standard switching time less than or equal to 8ms, and cannot cause power failure of IT loads.
The solar uninterruptible power supply device can replace a UPS power supply to supply power. The solar uninterruptible power supply device is provided with the solar photovoltaic cell panel to supply power to important loads, so that the land utilization space rate is increased, and the carbon emission is reduced by adopting new energy.
The solar uninterruptible power supply device can adjust the angle of the solar photovoltaic cell panel according to the irradiation angle of light rays so as to improve the space utilization rate and the lighting rate.
The utility model aims at the problems and provides a power supply technology of a solar uninterruptible power supply of a skid-mounted electronic control integrated device.
In order to achieve the purpose, the utility model adopts the following technical scheme: the solar uninterruptible power supply device comprises a solar photovoltaic cell panel, a controller, an inverter, a storage battery pack and an STS static transfer switch, wherein the controller, the inverter, the storage battery pack and the STS static transfer switch are arranged in a power distribution cabinet. The power distribution cabinet is arranged in the skid-mounted electric control integrated device to replace UPS power supply or be redundant with an UPS system n + 1.
Compared with the prior art, the utility model has the beneficial effects that:
a solar photovoltaic cell panel is installed on a roof, space and clean energy of light energy are effectively utilized, the light energy is converted into electric energy, the electric energy is uninterruptedly and automatically switched between different input power supplies through an STS static transfer switch and electric energy such as commercial power, the STS is a contactless electronic type switch device for realizing rapid switching between two independent power supplies, the switching time is less than or equal to 8ms, power supply guarantee is provided for digital equipment, control equipment or other electric equipment with extremely high requirement on power supply continuity, when one power supply exceeds the limit or is powered off, the other power supply is rapidly and automatically switched to the other power supply, the operation and data safety of the equipment is ensured, and the power failure of IT loads is avoided. The STS is an advantageous tool for realizing a so-called distributed power supply scheme, can effectively improve the reliability of a power supply system of a machine room, and avoids the danger of manual switching or power failure.
The solar photovoltaic cell panel is installed on the roof of the skid-mounted electronic control integrated device, then the power line of the solar photovoltaic cell panel is connected in series to the controller, and the power line is led into a room from the side wall surface of the skid-mounted electronic control integrated device in order to prevent water leakage of the roof. Considering transportation restriction and preventing solar panel damage in transit, after the factory installation and debugging of solar panel, demolish the packing with solar panel, fix and transport in the room.
Indoor installation: the controller, the inverter, the battery pack and the STS static transfer switch are firstly installed in the power distribution cabinet, and then the power distribution cabinet is installed in the skid-mounted electric control integrated device.
The specific working principle is as follows: (a) the controller receives the electric energy of the solar photovoltaic cell panel, and outputs two paths of direct current power supplies through voltage stabilization and current stabilization, wherein one path charges the storage battery pack, the other path supplies power to the inverter, the inverter converts the direct current into required alternating current to be supplied to the STS static conversion switch, and then the STS supplies power to the power load; (b) due to the influence of weather conditions, such as weather, night and the like, the electric energy of the solar photovoltaic cell panel is insufficient, the controller is continuously and automatically switched to the storage battery to supply power to the inverter, the inverter converts direct current into required alternating current to be supplied to the STS static transfer switch, and then the STS supplies power to a power load; (c) the STS is continuously and automatically switched to a commercial power or a diesel generator and a natural gas generator to supply power loads when the electric energy of the solar photovoltaic cell panel is insufficient and the electric energy of the storage battery pack is insufficient; (d) the STS static transfer switch is mainly used for realizing the automatic uninterrupted transfer from one path of power supply to the other path of power supply when one path of input power supply fails or needs to be overhauled and tested, and forbidding the access of two paths of input power supplies which can generate backflow. The STS is mainly composed of a control panel, a high-speed thyristor and a breaker. The standard switching time is less than or equal to 8ms, namely the load is reliably powered, and meanwhile, the safety of the STS during switching of different power supplies can be ensured, and the STS has the following functions: overload protection, over-voltage and under-voltage protection, automatic/manual uninterrupted switching function and mutual standby; (e) the online monitoring and STS communication functions of the storage battery pack are uploaded to the RTU, the working states of the storage battery pack and the STS can be monitored in real time, early warning and processing are carried out, and power supply safety and reliability are guaranteed.
The solar photovoltaic cell panel and the STS static transfer switch are mounted on the roof of the solar uninterruptible power supply device to supply power to an automatic control system and a communication system of a skid-mounted electric control integrated device of an oil and gas field station, so that the land utilization rate is increased, clean energy is adopted to reduce carbon emission, light energy is converted into electric energy, the electric energy realizes uninterrupted automatic switching between different input power supplies through the STS static transfer switch and electric energy such as commercial power, the use of important equipment sensitive to power supply interruption is realized, and the operation of the equipment and the data safety are ensured.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (4)

1. The utility model provides a solar energy uninterrupted power source device, its characterized in that, includes the sled dress shell of cuboid form, the top of shell is provided with solar photovoltaic cell panel, solar photovoltaic cell panel is connected with the controller, and the controller is connected with the dc-to-ac converter, the dc-to-ac converter is connected with STS static transfer switch, and STS static transfer switch is connected with the load, controller, dc-to-ac converter, STS static transfer switch all set up in sled dress shell.
2. The solar uninterruptible power supply device of claim 1, further comprising a battery pack disposed within the skid-mounted housing, the battery pack being connected to the controller.
3. The solar uninterruptible power supply device of claim 2, wherein a solar photovoltaic panel is rotatably mounted on the top of the skid-mounted housing, and the solar photovoltaic panel is connected to a motor for driving the solar photovoltaic panel to rotate.
4. The solar uninterruptible power supply device according to claim 3, further comprising a motor controller connected to the motor and an illumination sensor disposed on the top of the housing, wherein the illumination sensor is used for sensing an illumination angle and intensity of light, the illumination sensor is connected to the motor controller, and the motor controller adjusts an inclination angle of the solar photovoltaic panel according to the illumination angle and intensity of light.
CN202121577111.0U 2021-07-13 2021-07-13 Solar uninterruptible power supply device Active CN215733639U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121577111.0U CN215733639U (en) 2021-07-13 2021-07-13 Solar uninterruptible power supply device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121577111.0U CN215733639U (en) 2021-07-13 2021-07-13 Solar uninterruptible power supply device

Publications (1)

Publication Number Publication Date
CN215733639U true CN215733639U (en) 2022-02-01

Family

ID=80048563

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121577111.0U Active CN215733639U (en) 2021-07-13 2021-07-13 Solar uninterruptible power supply device

Country Status (1)

Country Link
CN (1) CN215733639U (en)

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Date Code Title Description
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20220929

Address after: Room 303A, 3rd Floor, C-2 Building, Zhongguancun Dongsheng Science and Technology Park, No. 66 Xixiaokou Road, Haidian District, Beijing 100000

Patentee after: BOMCO ELECTRIC EQUIPMENT Co.,Ltd.

Patentee after: BAOJI OILFIELD MACHINERY Co.,Ltd.

Patentee after: CHINA NATIONAL PETROLEUM Corp.

Address before: 100192 building 3, Zone C, Northern Territory, Dongsheng Science Park, No. 66, xixiaokou Road, Haidian District, Beijing

Patentee before: BOMCO ELECTRIC EQUIPMENT Co.,Ltd.

TR01 Transfer of patent right