CN106549501A - For the intelligent management monitoring unit and transformer substation communication power-supply system of communication power supply - Google Patents
For the intelligent management monitoring unit and transformer substation communication power-supply system of communication power supply Download PDFInfo
- Publication number
- CN106549501A CN106549501A CN201611132467.7A CN201611132467A CN106549501A CN 106549501 A CN106549501 A CN 106549501A CN 201611132467 A CN201611132467 A CN 201611132467A CN 106549501 A CN106549501 A CN 106549501A
- Authority
- CN
- China
- Prior art keywords
- power supply
- communication
- current
- accumulator
- electrical switch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00001—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
-
- 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
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
Landscapes
- Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Power Engineering (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a kind of intelligent management monitoring unit and transformer substation communication power-supply system for communication power supply, the DC power supply unit of the communication power supply includes charging bus, power supply buses, distribution bus, if dry battery, DC rectifier power sources and charge power supply, wherein, the charging of accumulator is controlled by the first electrical switch, its electric discharge is controlled by the second electrical switch, DC rectifier power sources are electrically connected with power supply buses, wherein, current measurement cable is provided between power supply buses and distribution bus, the intelligent management monitoring unit is included for detecting distribution bus, the voltage sample module of the voltage of DC rectifier power sources and each accumulator, for detecting the current sample module of the electric current of current measurement cable, and with the first and second electrical switches control be connected with electric control module.The present invention can reduce communication power supply power supply trouble by being monitored to each power supply unit failure on the premise of power supply safety is ensured.
Description
Technical field
The present invention relates to be used for the intelligent management monitoring unit and transformer substation communication power-supply system of communication power supply.
Background technology
Transformer substation communication power supply is for powering to communication equipment, and guarantees communication equipment power supply safety.
Transformer substation communication power supply is typically based on 48V power supplys, supplemented by the power demands of other electric pressures, typical to communicate
Power supply framework figure 1 illustrates, by groups such as AC distribution panel, direct current supply part and no-break power units (AC220/380V)
Into.Wherein, direct current supply part is by commutator, accumulator, DC converter (DC/DC), AC converter (DC/AC) and direct current
The part such as switchboard constitutes.
If the electrical structure of the direct current supply part being made up of dry battery and commutator etc. is it is shown in fig. 2, wherein, whole
The alternating current of stream device is introduced by AC distribution panel, and the outfan of commutator is connected with accumulator and load by DC distributor,
Communication equipment is powered after commutator is in parallel with accumulator.
Find during communication power supply is safeguarded, using above-mentioned floating charge power supply mode, all accumulator are in long-term work
During be in floating charge state, accumulator failure rate is very high, and accumulator changes frequent, is grasped by accumulator failure and failture evacuation
The communication power supply power supply trouble that work is brought in itself happens occasionally.In addition, each storage in the direct current supply part of above-mentioned communication power supply
Battery is in floating charge state, is difficult to find when in part, accumulator breaks down, and is not easy to intelligent management monitoring, therefore, having must
Technical measures to be taken are improved and are supervised.
The content of the invention
To solve one or more problems of the prior art, it is an object of the invention to provide a kind of be used for communication power supply
Intelligent management monitoring unit, can be monitored to communication power supply failure.
The present invention also aims to a kind of transformer substation communication power-supply system is provided, in order to communication power supply unit failure
It is monitored.
For this purpose, one aspect of the present invention provides a kind of intelligent management monitoring unit for communication power supply, the communication power supply
Including DC power supply unit, if the DC power supply unit include dry battery, charging bus, power supply buses, for some logical
Distribution bus, DC rectifier power sources and charge power supply that letter equipment is powered, wherein, the charging of accumulator is by the first electrical switch control
System, the electric discharge of accumulator control by the second electrical switch, and DC rectifier power sources are electrically connected with power supply buses, wherein, power supply buses with
Current measurement cable is provided between distribution bus, intelligent management monitoring unit is included for detecting distribution bus, DC rectifier power sources
Voltage sample module with the voltage of each accumulator, the current sample module of the electric current for detecting current measurement cable and
With the first electrical switch and the second electrical switch control be connected with electric control module, wherein, current sample module and voltage are adopted
Egf block is connected with the signal input end signal with electric control module.
Further, it is above-mentioned to include with electric control unit：Memorizer that processor is electrically connected with processor, button, display
Communication module and the first electronics electrically connected with processor that screen, clock chip and CMOS batteries are connected with processor communication
ON-OFF control circuit and the second electronic switch control circuit, wherein, current sample module and voltage sample module with match somebody with somebody electric control
The signal input end signal connection of unit.
Further, above-mentioned first electronic switch control circuit is included photoelectrical coupler and is electrically connected with photoelectrical coupler
Drive circuit.
Further, above-mentioned current sample module includes the Hall current sensor coordinated with the noncontact of current measurement cable
With the process circuit for being processed to the detection signal of Hall current sensor, voltage sample module includes voltage sample device
And voltage comparator.
Further, the supply lines that break-make is controlled by the 3rd electrical switch is provided between above-mentioned communication equipment and distribution bus
Road, the 3rd electrical switch control to be connected with electric control module.
Further, above-mentioned first electrical switch and the second electrical switch are unidirectional thyristor switch, unidirectional thyristor
The control pole of switch is electrically connected with the control end with electric control module.
Further, above-mentioned DC rectifier power sources include input filter, transformator, rectifier network and output filter,
Wherein, rectifier network is connected by interphase transformator, and output filter is connected the outlet side of rectifier network, including
Voltage modulation attenuator, voltage modulation attenuator include capacitor, inducer, backward diode and multiple forward diodes.
According to a further aspect in the invention, there is provided a kind of transformer substation communication power-supply system, including DC power supply unit, should
If DC power supply unit include dry battery, charging bus, power supply buses, for powering to some communication equipments with the goddess of lightning
Line, DC rectifier power sources and charge power supply, wherein, the charging of accumulator is controlled by the first electrical switch, and the electric discharge of accumulator is by
Two electrical switches are controlled, and DC rectifier power sources are electrically connected with power supply buses, wherein, electric current is provided between power supply buses and distribution bus
Measurement cable, for coordinating current sample module to realize the measurement of supply current.
Further, above-mentioned transformer substation communication power-supply system is also included for detecting distribution bus, DC rectifier power sources and each
The voltage sample module of the voltage of accumulator, the current sample module of the electric current for detecting current measurement cable and with
One electrical switch and the control connection of the second electrical switch with electric control module, wherein, current sample module and voltage sample mould
Block is connected with the signal input end signal with electric control module.
Further, above-mentioned first electrical switch and the second electrical switch are unidirectional thyristor switch, unidirectional thyristor
The control pole of switch is electrically connected with the control end with electric control module.
According to the intelligent management monitoring unit for communication power supply of invention, the DC power supply unit of the communication power supply is adopted
Triple bus-bar formula framework：Charging bus, power supply buses, distribution bus, with facilitate charging to accumulator 1 to accumulator N, electric discharge and
Failure is monitored, and power supply buses and distribution bus are therebetween current measurement cable, are sensed using Hall current with facilitating
Device carries out non-cpntact measurement to the electric current of distribution bus.In the present invention, DC rectifier power sources and part accumulator alternately coordinate to
Power supply buses are powered, with all accumulator of prior art all the time in floating charge state compared with, intelligent management monitoring unit of the present invention
The voltage and current of each accumulator and DC rectification modules can be detected, realize security monitoring purpose.Ensureing power supply safety
Under the premise of, strategically it is controlled by the discharge and recharge to each accumulator, additionally it is possible to reduce and arranged by accumulator failure and failure
Division operation and the communication power supply power supply trouble that causes.
In addition to objects, features and advantages described above, the present invention also has other objects, features and advantages.
Below with reference to figure, the present invention is further detailed explanation.
Description of the drawings
The Figure of description for constituting the part of the application is used for providing a further understanding of the present invention, and the present invention's shows
Meaning property embodiment and its illustrated for explaining the present invention, does not constitute inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the configuration diagram of the intelligent management monitoring unit for communication power supply of prior art；
Fig. 2 is the schematic diagram of the direct current supply part of the intelligent management monitoring unit for communication power supply of prior art；
Fig. 3 is the configuration diagram of transformer substation communication power-supply system according to an embodiment of the invention；
Fig. 4 is the schematic diagram of the DC rectifier power sources of transformer substation communication power-supply system according to an embodiment of the invention；
Fig. 5 is the intelligent management monitoring unit for communication power supply according to an embodiment of the invention with electric control module
Schematic diagram；
Fig. 6 is the voltage sample module of the intelligent management monitoring unit for communication power supply according to an embodiment of the invention
Schematic diagram；And
Fig. 7 is the current sample module of the intelligent management monitoring unit for communication power supply according to an embodiment of the invention
Schematic diagram.
Description of reference numerals
11st, charging bus；12nd, power supply buses；
13rd, distribution bus；14th, accumulator；
15th, DC rectifier power sources；16th, current measurement cable；
17th, with electric control module；18th, current sample module；
19th, voltage sample module；21st, the first electrical switch；
22nd, the second electrical switch；23rd, the 3rd electrical switch；
24th, Hall current sensor；25th, diode；
26th, charge power supply；27th, communication equipment；
31st, socket；32nd, input filter；
33rd, transformator；34th, alternate variator；
35th, rectifier network；36th, rectifier network；
37th, output filter；38th, voltage modulation attenuator；
39th, inducer；51st, backward diode；
52nd, capacitor；53rd, forward diode；
54th, forward diode；55th, multiple forward diodes.
Specific embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combine.Below with reference to the accompanying drawings and in conjunction with the embodiments describing the present invention in detail.
Fig. 3 to Fig. 7 shows some embodiments of the invention.
As shown in figure 3, transformer substation communication power-supply system includes DC power supply unit, the DC power supply unit includes the mother that charges
If line 11, power supply buses 12, distribution bus 13, DC rectifier power sources 15, dry battery 14, charge power supply 26, with electric control module
17th, current sample module 18 and voltage sample module 19.
Wherein, charge power supply 26 is electrically connected with charging bus 11, for charging and discharging to charging bus 11, each logical
Letter equipment 27 is connected with power supply buses 12, is provided with and is controlled by the first electrical switch 21 between each accumulator 14 and the charging bus 11
The charging circuit of break-make processed, is provided between each accumulator 14 and the power supply buses 12 and controls break-make by the second electrical switch 22
Discharge line, the DC rectifier power sources 15 are directly electrically connected with the power supply buses, are powered to which, wherein, the power supply buses
Current measurement cable 16 is provided between 12 and distribution bus 13, for coordinating current sample module to realize the survey of supply current
Amount.
It is above-mentioned to be connected with first electrical switch 21 and the control of the second electrical switch 22 with electric control module 17, for controlling
If the charging and discharging of dry battery 14 described in system, current sample module 18 is used for the electric current for detecting the current measurement cable,
Voltage sample module 19 is used for by the voltage for detecting the DC rectifier power sources 15, each accumulator 14 and distribution bus 13 (such as Fig. 3
Shown, sampled point is respectively p1, p2, p3, p4), to judge whether DC rectifier power sources disconnect, wherein, the current sample module
18 and voltage sample module 19 with electrically connect with electric control module 17, for the signal of collection is supplied to electric control module
17。
Preferably, above-mentioned first electrical switch 21 and the second electrical switch 22 are switched for unidirectional thyristor, the first electronic cutting
Control pole c, d of control pole a, b of pass and the second electrical switch is with output control terminal a, b, c, the d matched somebody with somebody on electric control module one by one
It is correspondingly connected, by control pole a, b, c, d applied voltage and control circuit break-make.
Preferably, the circuit between above-mentioned DC rectifier power sources and power supply buses 12 is provided with diode 25, to prevent power supply
Interference of the bus to DC rectifier power sources.
The failure of the failure to accumulator and miscellaneous part is difficult to generally in floating charge state with the accumulator of prior art
It is monitored and compares, it is after the power supply system for communications framework using the present invention, convenient to DC rectifier power sources and the failure of each accumulator
It is monitored.In charging process, would know that the accumulator whether in malfunction by the monitoring to battery tension.
In the present invention, the accumulator entirety floating charge state of prior art is changed to into controlled charging and discharging state, by selecting
Suitable charge and discharge control strategy, can be with increasing storage battery service life, and a kind of feasible charge and discharge control strategy is：DC is whole
Stream power supply and part accumulator interleaved power, wherein, the amplitude of accumulator is more than the amplitude of DC rectifier power sources, total with communication equipment
The quantity of the suitable accumulator of power is discharged first, when the voltage of accumulator drops to the amplitude of DC rectifier power sources, DC rectifications
The conducting power supply of diode 25 of power supply.According to the discharge and recharge strategy of the accumulator, work to the scheduled time in DC rectifier power sources,
The input another batch accumulator suitable with communication equipment general power participates in power supply, and the accumulator charging for being replaced part is waited, when
When the voltage or electric current of detection have fluctuation, put into and a considerable amount of storage battery power supplies of difference power, using the charge and discharge control
Strategy, accumulator are in normal operating condition, and compared with floating charge mode, the service life of accumulator is ensured, it is to avoid overall to store
Battery is in floating charge state and damages and subtract the life-span.
In one embodiment, distribution bus mount the capacitor of Large Copacity repid discharge, to be mended in voltage pulsation
Repay.
In a preferred embodiment, as shown in figure 4, giving a kind of DC rectifier power sources framework, the DC rectifier power sources 15 are wrapped
Include：Socket 31, input filter 32, transformator 33, rectifier network 35 and 36 and output filter 37, the output filter 37
Electrically connect with distribution bus 13.The rectifier network 35 is connected by interphase transformator 34 with 36, by delta- type secondary wires
Circle and Y type secondary coil magnetic couplings.The output filter 37 is connected the outlet side of rectifier network 35 and 36, including electricity
Pressure modulation attenuator 38, the voltage modulation attenuator 38 include capacitor 52, inducer 39, backward diode 51 and multiple forward directions
Diode 53,54 and 55.In the present embodiment, voltage modulation attenuator by provide reduce in passing with ripple voltage providing
Improve straight DC output voltages.Chinese patent literature CN101826809A be can refer to regard to the function and principle of DC DC sources
Technology contents, entire contents are with reference to this for reference.
In one embodiment, as shown in figure 5, including with electric control unit：The storage that processor is electrically connected with processor
Device, button, display screen, clock chip and CMOS batteries, the communication module being connected with the processor communication, with the processor
First electronic switch control circuit and the second electronic switch control circuit of electrical connection, wherein, the current sample module and electricity
Pressure sampling module is connected with the signal input end signal with electric control unit.First electronic switch control circuit and second
Electronic switch control circuit includes photoelectrical coupler and the drive circuit being connected with the photoelectrical coupler respectively.
In one embodiment, as shown in fig. 6, the voltage sample module includes multiple detector units, each detector unit bag
Include divider resistance R1, R2, voltage comparator A2, resistance R3 and resistance R4.
With reference to reference to Fig. 5 and Fig. 6, in the present embodiment, the sampled voltage and reference power supply from divider resistance R1, R2 does
Relatively, monitoring voltage amplitude, if voltage magnitude is less than reference power supply (corresponding with the amplitude of DC rectifier power sources), by voltage ratio
Interrupt signal is produced compared with device A2 and gives processor MCU, the date-time that clock chip record communication disruption occurs is sent into
AT24C02 is stored.To keep data reliability, clock chip and storage chip to power using button CMOS batteries.Processor MCU core
Piece is communicated with host computer by MODBUS agreements, to inquire about, to control communication power supply.By drive circuit control first,
Second and the 3rd electrical switch and control the power supply state of the charging and discharging state and communication equipment of accumulator, button be used for mould is set
The state of block initialization and time, the real-time display working conditions of LCD.
In one embodiment, it is provided between communication equipment 27 and the distribution bus 13 and controls to lead to by the 3rd electrical switch 23
Disconnected supply line, it is described to be connected with control pole e, the f control of the 3rd electrical switch 23 with electric control module 17.
In one embodiment, with reference to reference to shown in Fig. 5 and Fig. 7, voltage sampling unit include Hall current sensor 24,
UGV-3501M Linears output Hall integrated circuit, resistance R1, resistance R2, adjustable resistance RP1, RP2, RP3, capacitor C1,
C2, AD522 instrument amplifier, the annexation of each element are illustrated in figure.Using the current sampling unit, can detect electric current and survey
The current value flow through in amount cable 16, can be adjusted to the power supply input quantity of accumulator according to the fluctuation of the current value.
In the present invention, designed using 1U with electric control module, standard rack is installed, control accumulator 1 is to accumulator N
Throw in order and release time, the charging order of accumulator 1 and charging interval, the voltage according to accumulator 1 in charging process
Fluctuation determine accumulator 1 to accumulator N whether failure, according to the amplitude of DC rectifier power sources whether determining DC rectifier power sources therefore
Barrier, if faulty, counted and is reported to the police.
The preferred embodiments of the present invention are the foregoing is only, the present invention is not limited to, for the skill of this area
For art personnel, the present invention can have various modifications and variations.It is all within the spirit and principles in the present invention, made any repair
Change, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (10)
1. a kind of intelligent management monitoring unit for communication power supply, the communication power supply include DC power supply unit, its feature
Be, if the DC power supply unit include dry battery, charging bus, power supply buses, for powering to some communication equipments
Distribution bus, DC rectifier power sources and charge power supply, wherein, the charging of the accumulator is controlled by the first electrical switch, described
The electric discharge of accumulator is controlled by the second electrical switch, and the DC rectifier power sources are electrically connected with the power supply buses, wherein, the confession
Current measurement cable is provided between goddess of lightning's line and distribution bus, the intelligent management monitoring unit is included for detecting the distribution
The voltage sample module of the voltage of bus, DC rectifier power sources and each accumulator, the electric current for detecting the current measurement cable
Current sample module and with first electrical switch and the second electrical switch control be connected with electric control module, its
In, the current sample module and voltage sample module are connected with the signal input end signal with electric control module.
2. the intelligent management monitoring unit for communication power supply according to claim 1, it is characterised in that described with automatically controlled
Unit processed includes：Memorizer, button, display screen, clock chip and CMOS batteries and institute that processor is electrically connected with processor
State the communication module and the first electronic switch control circuit and second electrically connected with the processor of processor communication connection
Electronic switch control circuit, wherein, the current sample module and voltage sample module and the signal with electric control unit
Input end signal connects.
3. the intelligent management monitoring unit for communication power supply according to claim 2, it is characterised in that described first is electric
The drive circuit that sub- ON-OFF control circuit is included photoelectrical coupler and electrically connected with the photoelectrical coupler.
4. the intelligent management monitoring unit for communication power supply according to claim 2, it is characterised in that the electric current is adopted
Egf block includes the Hall current sensor coordinated with the current measurement cable noncontact and for passing to the Hall current
The process circuit processed by the detection signal of sensor, the voltage sample module include voltage sample device and voltage comparator.
5. the intelligent management monitoring unit for communication power supply according to claim 2, it is characterised in that the communication sets
It is standby that the supply line that break-make is controlled by the 3rd electrical switch, the 3rd electrical switch and institute are provided between the distribution bus
State and connect with electric control module control.
6. the intelligent management monitoring unit for communication power supply according to claim 1, it is characterised in that described first is electric
Son switch and the second electrical switch are unidirectional thyristor switch, and the control pole that the unidirectional thyristor is switched is with described with automatically controlled
The control end electrical connection of molding block.
7. the intelligent management monitoring unit for communication power supply according to claim 1, it is characterised in that the DC rectifications
Power supply includes input filter, transformator, rectifier network and output filter, wherein, the rectifier network is by alternate
Changer is connected, and the output filter is connected the outlet side of rectifier network, including voltage modulation attenuator, described
Voltage modulation attenuator includes capacitor, inducer, backward diode and multiple forward diodes.
8. a kind of transformer substation communication power-supply system, including DC power supply unit, it is characterised in that the DC power supply unit includes
If dry battery, charging bus, power supply buses, the distribution bus for powering to some communication equipments, DC rectifier power sources and filling
Power supply, wherein, the charging of the accumulator is controlled by the first electrical switch, and the electric discharge of the accumulator is by the second electrical switch
Control, the DC rectifier power sources are electrically connected with the power supply buses, wherein, electricity is provided between the power supply buses and distribution bus
Flow measurement cable, for coordinating current sample module to realize the measurement of supply current.
9. transformer substation communication power-supply system according to claim 8, it is characterised in that also include for detecting the distribution
The voltage sample module of the voltage of bus, DC rectifier power sources and each accumulator, the electric current for detecting the current measurement cable
Current sample module and with first electrical switch and the second electrical switch control be connected with electric control module, its
In, the current sample module and voltage sample module are connected with the signal input end signal with electric control module.
10. transformer substation communication power-supply system according to claim 9, it is characterised in that first electrical switch and
Two electrical switches are unidirectional thyristor switch, the control pole of the unidirectional thyristor switch and the control with electric control module
End electrical connection processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611132467.7A CN106549501B (en) | 2016-12-09 | 2016-12-09 | Intelligent management monitoring unit for communication power supply and transformer substation communication power supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611132467.7A CN106549501B (en) | 2016-12-09 | 2016-12-09 | Intelligent management monitoring unit for communication power supply and transformer substation communication power supply system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106549501A true CN106549501A (en) | 2017-03-29 |
| CN106549501B CN106549501B (en) | 2023-05-16 |
Family
ID=58397580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611132467.7A Active CN106549501B (en) | 2016-12-09 | 2016-12-09 | Intelligent management monitoring unit for communication power supply and transformer substation communication power supply system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106549501B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110376926A (en) * | 2019-07-22 | 2019-10-25 | 武汉恒泰通技术有限公司 | A kind of intelligent management system for intelligent integral power protection switch |
| WO2020244667A1 (en) * | 2019-06-06 | 2020-12-10 | 华为技术有限公司 | Power supply circuit and inverter |
| CN112421769A (en) * | 2020-10-13 | 2021-02-26 | 国家电网有限公司 | Intelligent remote monitoring system for communication power supply equipment |
| CN113595417A (en) * | 2021-07-29 | 2021-11-02 | 广东电网有限责任公司 | Electric power direct current power supply device modularization system |
| CN113922476A (en) * | 2021-09-30 | 2022-01-11 | 石家庄通合电子科技股份有限公司 | High-safety module group direct-current power supply |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2870245Y (en) * | 2006-01-16 | 2007-02-14 | 天津海飞特电源科技有限公司 | Integrated power-supply device of transformer substation |
| CN101826809A (en) * | 2009-01-07 | 2010-09-08 | 胜利航空公司 | Aircraft power supply and move the method for this aircraft power supply |
| CN201774301U (en) * | 2010-06-24 | 2011-03-23 | 甘肃省电力公司兰州供电公司 | High frequency switch DC supply system for substation |
| JP2011141969A (en) * | 2010-01-05 | 2011-07-21 | Tokyo Electric Power Co Inc:The | Sodium-sulfur battery system |
| CN102946144A (en) * | 2012-11-25 | 2013-02-27 | 山东电力集团公司淄博供电公司 | Transformer substation direct-current power supply information management system based on three-stage network architecture |
| CN202772665U (en) * | 2011-12-21 | 2013-03-06 | 江苏大唐科源电气有限公司 | AC-DC integrated power supply system |
| CN103051052A (en) * | 2012-12-17 | 2013-04-17 | 江苏大唐科源电气有限公司 | Intelligent alternative-direct-current integrated power supply system |
| CN103066692A (en) * | 2013-01-14 | 2013-04-24 | 中国能源建设集团广东省电力设计研究院 | Communication power supply and state-use direction current power supply integrated for transformer substation use design scheme |
| CN203135572U (en) * | 2012-09-17 | 2013-08-14 | 北京慧智神光科技有限公司 | Transformer substation DC device state monitoring system |
| CN204103599U (en) * | 2014-09-15 | 2015-01-14 | 福建亿华源能源管理有限公司 | Layered distribution type hydroelectric station Direct Current Power Supervise Control System |
| CN104682556A (en) * | 2014-12-16 | 2015-06-03 | 国家电网公司 | Remote intelligent maintenance system for direct current power supply of transformer substation and application of remote intelligent maintenance system |
| CN105680559A (en) * | 2016-04-06 | 2016-06-15 | 国家电网公司 | Substation DC system |
| CN205407350U (en) * | 2016-03-08 | 2016-07-27 | 武汉瑞源电力设备有限公司 | Lithium ion battery electric power and for communication DC power supply system |
-
2016
- 2016-12-09 CN CN201611132467.7A patent/CN106549501B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2870245Y (en) * | 2006-01-16 | 2007-02-14 | 天津海飞特电源科技有限公司 | Integrated power-supply device of transformer substation |
| CN101826809A (en) * | 2009-01-07 | 2010-09-08 | 胜利航空公司 | Aircraft power supply and move the method for this aircraft power supply |
| JP2011141969A (en) * | 2010-01-05 | 2011-07-21 | Tokyo Electric Power Co Inc:The | Sodium-sulfur battery system |
| CN201774301U (en) * | 2010-06-24 | 2011-03-23 | 甘肃省电力公司兰州供电公司 | High frequency switch DC supply system for substation |
| CN202772665U (en) * | 2011-12-21 | 2013-03-06 | 江苏大唐科源电气有限公司 | AC-DC integrated power supply system |
| CN203135572U (en) * | 2012-09-17 | 2013-08-14 | 北京慧智神光科技有限公司 | Transformer substation DC device state monitoring system |
| CN102946144A (en) * | 2012-11-25 | 2013-02-27 | 山东电力集团公司淄博供电公司 | Transformer substation direct-current power supply information management system based on three-stage network architecture |
| CN103051052A (en) * | 2012-12-17 | 2013-04-17 | 江苏大唐科源电气有限公司 | Intelligent alternative-direct-current integrated power supply system |
| CN103066692A (en) * | 2013-01-14 | 2013-04-24 | 中国能源建设集团广东省电力设计研究院 | Communication power supply and state-use direction current power supply integrated for transformer substation use design scheme |
| CN204103599U (en) * | 2014-09-15 | 2015-01-14 | 福建亿华源能源管理有限公司 | Layered distribution type hydroelectric station Direct Current Power Supervise Control System |
| CN104682556A (en) * | 2014-12-16 | 2015-06-03 | 国家电网公司 | Remote intelligent maintenance system for direct current power supply of transformer substation and application of remote intelligent maintenance system |
| CN205407350U (en) * | 2016-03-08 | 2016-07-27 | 武汉瑞源电力设备有限公司 | Lithium ion battery electric power and for communication DC power supply system |
| CN105680559A (en) * | 2016-04-06 | 2016-06-15 | 国家电网公司 | Substation DC system |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020244667A1 (en) * | 2019-06-06 | 2020-12-10 | 华为技术有限公司 | Power supply circuit and inverter |
| US11532938B2 (en) | 2019-06-06 | 2022-12-20 | Huawei Digital Power Technologies Co., Ltd. | Power supply circuit and inverter |
| CN110376926A (en) * | 2019-07-22 | 2019-10-25 | 武汉恒泰通技术有限公司 | A kind of intelligent management system for intelligent integral power protection switch |
| CN112421769A (en) * | 2020-10-13 | 2021-02-26 | 国家电网有限公司 | Intelligent remote monitoring system for communication power supply equipment |
| CN113595417A (en) * | 2021-07-29 | 2021-11-02 | 广东电网有限责任公司 | Electric power direct current power supply device modularization system |
| CN113922476A (en) * | 2021-09-30 | 2022-01-11 | 石家庄通合电子科技股份有限公司 | High-safety module group direct-current power supply |
| CN113922476B (en) * | 2021-09-30 | 2024-03-26 | 石家庄通合电子科技股份有限公司 | High-safety module group direct-current power supply |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106549501B (en) | 2023-05-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106549501A (en) | For the intelligent management monitoring unit and transformer substation communication power-supply system of communication power supply | |
| CN203690884U (en) | Overvoltage protection circuit, driver and power supply comprising the same | |
| US9124095B1 (en) | Islanding detection in power converters | |
| KR20150033188A (en) | Battery system, method for controlling battery system and energy storage system including the same | |
| CN204669077U (en) | On-Line UPS | |
| CN101604853A (en) | Battery charge and discharge device | |
| CN107579591B (en) | Backup power system powered by alternating current power supply | |
| CN113799635B (en) | National standard direct current fills electric pile system with lead acid charging function | |
| CN101667747A (en) | Conversion module for extracting working power from high-voltage power | |
| CN104333111B (en) | DC uninterrupted system and device | |
| CN103248115B (en) | Power supply system for transformer substation inspection robot and charging method of power supply system | |
| CN104604078A (en) | Method and system for voltage collapse protection | |
| CN101420114A (en) | Multifunctional three phase power source protector | |
| CN206497184U (en) | A kind of detection means and the detection circuit for contactor | |
| CN102118057B (en) | DC UPS circuit with integrated charge-discharge circuit | |
| CN206250849U (en) | For the intelligent management monitoring unit and transformer substation communication power-supply system of communication power supply | |
| CN115514067A (en) | Energy storage battery management system device | |
| CN105006884A (en) | Intrinsically-safe direct current system | |
| CN213275830U (en) | A insulating monitoring module for new forms of energy electric automobile direct current fills electric pile | |
| CN114726036A (en) | Multi-path bidirectional variable-voltage control device and controller | |
| CN210092957U (en) | Direct-current power supply device of transformer substation | |
| CN114448084A (en) | Portable direct current power supply | |
| CN208078632U (en) | A kind of intelligent substation tranformer protection system | |
| CN205304410U (en) | Fault detection equipment | |
| CN216699606U (en) | Direct current uninterrupted power supply system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |