CN210780213U - Novel double-backup-power-supply high-frequency switch direct-current power supply - Google Patents
Novel double-backup-power-supply high-frequency switch direct-current power supply Download PDFInfo
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- CN210780213U CN210780213U CN201922095782.2U CN201922095782U CN210780213U CN 210780213 U CN210780213 U CN 210780213U CN 201922095782 U CN201922095782 U CN 201922095782U CN 210780213 U CN210780213 U CN 210780213U
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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
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
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Abstract
The utility model aims at providing a structure is succinct, the operation is used portably and has configured battery and electric capacity and provide reserve power's novel two reserve power high frequency switch DC power supply. The utility model discloses a cabinet body (1), it has set gradually AC input end, rectifier module (3), monitoring module (4), battery (5), electric capacity (6), insulating monitor (7), the female (8) of a plurality of accuse and DC output end to connect in the cabinet body (1), AC input end (2) are connected with outside alternating current power supply, a plurality of female (8) of accuse are connected with outside transmission of electricity cable, DC output end is connected with external equipment's DC input end. The utility model is suitable for a novel two back-up source high frequency switch DC power supply fields.
Description
Technical Field
The utility model relates to a novel two back-up source high frequency switch DC power supply.
Background
At present, DC operating mechanisms on high-voltage load switches of a switch station and a substation are connected with a novel double-backup power supply high-frequency switch DC power supply to realize electrifying work. However, the system structure of the prior novel double-backup power supply high-frequency switch direct-current power supply is complicated, and the power supply can not be provided when no alternating current is input.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome prior art not enough, provide a structure succinct, operate and use portably and configured battery and electric capacity and provide reserve power's novel two reserve power high frequency switch DC power supply.
The utility model adopts the technical proposal that: the utility model discloses a cabinet body, the internal ac input end, rectifier module, monitoring module, battery, electric capacity, insulation monitor, the female and direct current output end of a plurality of accuse that has connected gradually of cabinet, ac input end is connected with outside alternating current power supply, a plurality of the female and outside transmission cable of accuse is connected, direct current output end is connected with external equipment's direct current input end.
The alternating current input end is two-path input.
The number of the rectification modules is two.
Still be provided with ethernet converter and converter battery in the cabinet body, the ethernet converter with the monitoring module is connected, the converter battery with the ethernet converter is connected.
The cabinet is internally provided with a battery patrol instrument, and the battery patrol instrument is respectively connected with the battery and the capacitor.
And a discharge switch is connected to the battery.
The battery pack is 4 groups of storage batteries connected in parallel.
And a lightning arrester is connected between the alternating current input end and the rectification module.
The utility model has the advantages that: the utility model discloses in, adopted battery and electric capacity to constitute charging unit and reserve electric output unit, can implement when alternating current at ordinary times turns into direct current power supply and charge, and implement reserve transmission of electricity under the condition that does not have alternating current input and will provide the power.
Drawings
Fig. 1 is a schematic structural view of the inside of a cabinet body of the present invention;
fig. 2 is an electrical schematic diagram of the present invention.
Detailed Description
As shown in fig. 1 and 2, the utility model discloses a cabinet body 1, it has set gradually AC input end, rectifier module 3, monitor module 4, battery 5, electric capacity 6, insulating monitor 7, the female 8 of a plurality of accuse and direct current output end to connect in the cabinet body 1, AC input end 2 is connected with outside alternating current power supply, a plurality of female 8 of accuse is connected with outside transmission of electricity cable, direct current output end is connected with external equipment's direct current input end. The battery 5 is connected with a discharge switch 13. The batteries 5 are 4 groups of storage batteries connected in parallel. In this embodiment, the battery is a valve-regulated lead-acid maintenance-free battery.
In this embodiment, the ac input terminal is a two-way input. The number of the rectifier modules 3 is two.
Still be provided with ethernet converter 9 and converter battery 10 in the cabinet body 1, ethernet converter 9 with monitoring module 4 is connected, converter battery 10 with ethernet converter 9 is connected. Still be provided with battery patrolling and examining appearance 11 in the cabinet body 1, battery patrolling and examining appearance 11 respectively with battery 5 and electric capacity 6 is connected. And a lightning arrester 12 is connected between the alternating current input end and the rectifying module 3.
In this embodiment, the AC input of the AC input terminal is AC220V or AC380V, the number of input paths can be selected according to the requirement, and the system standard is configured as a single-path AC input; when the double-way input is selected, the double-way mutual switching, the automatic switching and the one-way preferential power supply can be realized.
The two rectifier modules work in parallel, and the safety and reliability of system operation are improved by adopting N +1 backup; the rectification charging module adopts a high-frequency soft switching technology and has the characteristics of high efficiency, small size, light weight and the like. The single rectifying module adopts an intelligent heat dissipation mode, and integrates the advantages of air cooling and self cooling; the rectifier module adopts soft switching conversion and a built-in CPU technology, and has the advantages of small volume, light weight and reliable and convenient control.
The cabinet body 1 is also provided with a Chinese display liquid crystal screen, the monitoring module 4 is connected with the Chinese display liquid crystal screen, and the Chinese display liquid crystal screen is operated by keys and has high-precision calendar and clock display, so that system parameter setting, direct current parameter detection, alternating current parameter detection, system fault acousto-optic alarm and fault information storage can be realized; the monitoring module 4 has the function of automatically managing the battery 5 and monitors the insulation resistance of the bus in real time; the monitoring module 4 can receive two input switching values, provide two pairs of dry contacts and an RS485 interface, and can be connected with a power station automation system; the monitoring module 4 is internally provided with a battery voltage over-high protection circuit, so that the battery is protected from being damaged due to overcharge; other detection modules with 485 interfaces can be amplified according to requirements; the data of the monitoring module 4 can also be transmitted to an external monitoring device via the ethernet converter 9.
The battery polling instrument 11 is suitable for monitoring at most 108 battery packs and can work with an external computer terminal in an online manner. Has the functions of detecting the voltage of the battery pack, the voltage of a single battery, the field temperature, an abnormal alarm and the like
The insulation monitor 7 is used for ensuring safe and reliable operation of the electric power direct current system and the protection equipment, and has the basic functions of monitoring the bus voltage and the ground insulation resistance of the direct current system on line, displaying the bus voltage value and the ground insulation resistance value of the positive bus and the negative bus and having a branch inspection function.
And a plurality of control nuts 8 are connected with external power transmission cables.
The model of each component in the present invention is as shown in fig. 2, and each component is a component that is commonly used in the art, so that it is not described in detail in this specification.
The cabinet body 1 is also provided with a plurality of layers of ODF boxes 13.
The utility model is suitable for a novel two back-up source high frequency switch DC power supply fields.
Claims (8)
1. The utility model provides a novel two back-up source high frequency switch DC power supply, it includes cabinet body (1), its characterized in that: the intelligent cabinet is characterized in that an alternating current input end, a rectifying module (3), a monitoring module (4), a battery (5), a capacitor (6), an insulation monitor (7), a plurality of control units (8) and a direct current output end are sequentially connected and arranged in the cabinet body (1), the alternating current input end (2) is connected with an external alternating current power supply, the control units (8) are connected with an external power transmission cable, and the direct current output end is connected with a direct current input end of external equipment.
2. The novel double-backup power supply high-frequency switching direct-current power supply according to claim 1, characterized in that: the alternating current input end is two-path input.
3. The novel double-backup power supply high-frequency switching direct-current power supply according to claim 1, characterized in that: the number of the rectifying modules (3) is two.
4. The novel double-backup power supply high-frequency switching direct-current power supply according to claim 1, characterized in that: still be provided with ethernet converter (9) and converter battery (10) in the cabinet body (1), ethernet converter (9) with monitoring module (4) are connected, converter battery (10) with ethernet converter (9) are connected.
5. The novel double-backup power supply high-frequency switching direct-current power supply according to claim 1, characterized in that: still be provided with battery in the cabinet body (1) and patrol and examine appearance (11), battery patrol and examine appearance (11) respectively with battery (5) and electric capacity (6) are connected.
6. The novel double-backup power supply high-frequency switching direct-current power supply according to claim 5, characterized in that: and a discharge switch is connected to the battery (5).
7. The novel double-backup power supply high-frequency switching direct-current power supply according to claim 4, characterized in that: the batteries (5) are 4 groups of storage batteries connected in parallel.
8. The novel double-backup power supply high-frequency switching direct-current power supply according to claim 1, characterized in that: and a lightning arrester (12) is connected between the alternating current input end and the rectifying module (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922095782.2U CN210780213U (en) | 2019-11-29 | 2019-11-29 | Novel double-backup-power-supply high-frequency switch direct-current power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922095782.2U CN210780213U (en) | 2019-11-29 | 2019-11-29 | Novel double-backup-power-supply high-frequency switch direct-current power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210780213U true CN210780213U (en) | 2020-06-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922095782.2U Active CN210780213U (en) | 2019-11-29 | 2019-11-29 | Novel double-backup-power-supply high-frequency switch direct-current power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210780213U (en) |
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2019
- 2019-11-29 CN CN201922095782.2U patent/CN210780213U/en active Active
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