CN202856451U - Miniature intelligent direct current power supply - Google Patents

Miniature intelligent direct current power supply Download PDF

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Publication number
CN202856451U
CN202856451U CN 201220601156 CN201220601156U CN202856451U CN 202856451 U CN202856451 U CN 202856451U CN 201220601156 CN201220601156 CN 201220601156 CN 201220601156 U CN201220601156 U CN 201220601156U CN 202856451 U CN202856451 U CN 202856451U
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China
Prior art keywords
module
power supply
frequency
power
frequency conversion
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Application number
CN 201220601156
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Chinese (zh)
Inventor
王炳林
郭巍
郭永敏
夏杰
徐永福
周伟
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Zhejiang sanchen electrical Limited by Share Ltd
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ZHEJIANG SANCHEN ELECTRICAL CO Ltd
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Priority to CN 201220601156 priority Critical patent/CN202856451U/en
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Abstract

The utility model discloses a miniature intelligent direct current power supply, which comprises an alternating current power supply, an alternating current power distribution unit, a working power supply module, an analog sampling module, an AC/DC high-frequency charging module, a DC/DC high-frequency conversion module, an intelligent monitoring module, a battery pack, a man-machine interface, and a chassis. The miniature intelligent direct current power supply has the beneficial effects that the functions are complete, the operation is simple, the occupied area is saved, the manufacturing cost is reduced, stability and reliability are high, the application range is wide, the service life is long, the security performance is good, maintenance and use are facilitated, and digitalization and intelligentization can be realized.

Description

A kind of intelligent miniature DC power supply
Technical field
The utility model relates to field of power, and is especially a kind of for the intelligent miniature DC power supply of station with power supply.
Background technology
In electric power system; DC power supply plays very important effect in transformer station; it is being undertaken the power supply of secondary loads such as supplying with control, signal, protection and automatics and as the task of the emergency power supply of capital equipment, is being the important component part of electric power system.DC power supply generally is by obtaining behind the AC rectification under normal circumstances; for the circuit breaker in the transformer station provides the combined floodgate DC power supply: during fault; in the situation that factory, the electricity consumption of standing are interrupted; DC power supply will all be provided by batteries, and the station-service machinery that drags for relaying protection and automatics, breaker closing and tripping operation, carrier communication, power plant DC motor provides DC power supply.
Fast development along with economy and technology; power supply is had higher requirement; the novel automatic distribution net equipment progressively drops into application: the electronic divide-shut brake of energy storage type, microcomputer protective relay, networked remote monitoring etc., the reliable power supply of these equipment is preconditions of system safety operation.The tradition intelligent high-frequency switching mode power supply direct current cabinet of transformer station and wall hanging direct current operative power source because install concentratedly, centralized power supply system, defective with the whole Power supply of some fault effectses of DC power supply, and have bulky, take up an area the shortcomings such as wide, complex structure, maintenance be large, be difficult to satisfy the places such as switchette station, switching station, ring main unit, box-type substation and user terminal, linear quadratic control circuit, a switchgear (vacuum circuit breaker with spring mechanism, electric load switch etc.), communication optical transceiver etc. are to the DC power supply requirement.Adopt the rational efficient power of configuration system, can improve power supply reliability and usefulness, reduce the operation maintenance workload, operating experience on for many years exploitation of Jiu Ci Hai Tailin science and technology collection and the facility network is power supply product of new generation for the highly reliable distributed operation power operation that designs with high performance requirements of electric power system.
The utility model content
The utility model will solve the problem that above-mentioned prior art exists, a kind of intelligent miniature DC power supply is provided, can disperse to install, save floor space, reduce cost, adopt the distributed power supply mode, greatly improved reliability, and had multiple I/O mode, applied widely, and intelligent high frequency electric source technology and battery management are safeguarded.
The utility model solves the technical scheme that its technical problem adopts: this intelligent miniature DC power supply, comprise AC power, also comprise Alternating Current Unit, working power module, analog quantity sampling module, AC/DC high frequency charging module, DC/DC high frequency conversion module, intelligent monitored control module, batteries, man-machine interface, cabinet;
The input of Alternating Current Unit is connected with AC power, the output of Alternating Current Unit is connected with working power module, AC/DC high frequency charging module respectively, the output of AC/DC high frequency charging module is connected with input, the batteries of DC/DC high frequency conversion module respectively, intelligent monitored control module respectively with AC/DC high frequency charging module, DC/DC high frequency conversion module, analog quantity sampling module, man-machine interface communication.
AC/DC high frequency charging module is provided with the first communication interface.
DC/DC high frequency conversion module is provided with the second communication interface.
Man-machine interface is full-localized touch LCD screen.
Cabinet is the closed cabinet of embedded type all aluminium alloy.
AC power can be the alternating current of civil power 220V, also can input the 100V alternating current by voltage transformer pt, the Alternating Current Unit output is connected with working power module and AC/DC high frequency charging module respectively, for working power module and AC/DC high frequency charging module provide AC power.
AC/DC high frequency charging module input is connected with the Alternating Current Unit output obtains working power, the output of AC/DC high frequency charging module is connected with the input of batteries and DC/DC high frequency conversion module respectively, charge for batteries on the one hand, for DC/DC high frequency conversion module provides power supply, AC/DC high frequency charging module can be output as according to different electric pressures 24V or 48V direct current on the other hand.AC/DC high frequency charging module possesses the first communication interface, and connects as one with intelligent monitored control module, realizes the monitoring management to AC/DC high frequency charging module.
DC/DC high frequency conversion module input is connected with AC/DC high frequency charging module output obtains working power, DC/DC high frequency conversion module output is connected with load, DC/DC high frequency conversion module can be output as according to different electric pressures 220V or 110V direct current, DC/DC high frequency conversion module possesses the second communication interface, and connect as one with intelligent monitored control module, realize the monitoring management to DC/DC high frequency conversion module.
Intelligent monitored control module is provided with two communication interfaces, one of them communication interface is connected with AC/DC high frequency charging module, DC/DC high frequency conversion module, man-machine interface, analog quantity sampling module respectively, realization is to the full-automatic intelligent management of storage battery, another communication interface is connected with the backstage host computer, realizes the DC power supply remote maintenance is managed.
When batteries is used for AC power failure, for AC/DC high frequency charging module provides DC power supply.
The analog quantity sampling module is one group of transducer, comprise two voltage sensors, two current sensors, the analog quantity sampling module is provided with a communication interface, and the analog quantity sampling module is connected with intelligent monitored control module by communication interface, realizes the total digitalization that data transmit.
Man-machine interface is full-localized touch LCD screen, and is simple to operate, easy to use.
Cabinet is the closed cabinet of embedded type all aluminium alloy, has effectively protected the safety of power supply.
The effect that the utility model is useful is: intelligent miniature DC power supply of the present utility model, multiple functional, simple to operate, save floor space, reduce cost, stability and reliability are high, applied widely, long service life, security performance is good, is beneficial to safeguard and use, and has realized digitlization and intellectuality.
Description of drawings
Fig. 1 is the theory diagram of the utility model embodiment;
Fig. 2 is the cabinet schematic diagram of the utility model embodiment.
Description of reference numerals: AC power 1, Alternating Current Unit 2, working power module 3, analog quantity sampling module 4, AC/DC high frequency charging module 5, the first communication interface 5-1, DC/DC high frequency conversion module 6, second communication interface 6-1, intelligent monitored control module 7, batteries 8, man-machine interface 9, cabinet 10.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing:
With reference to accompanying drawing: the intelligent miniature DC power supply in the present embodiment, comprise AC power 1, also comprise Alternating Current Unit 2, working power module 3, analog quantity sampling module 4, AC/DC high frequency charging module 5, DC/DC high frequency conversion module 6, intelligent monitored control module 7, batteries 8, man-machine interface 9, cabinet 10;
The input of Alternating Current Unit 2 is connected with AC power 1, the output of Alternating Current Unit 2 is connected with working power module 3, AC/DC high frequency charging module 5 respectively, the output of AC/DC high frequency charging module 5 is connected with input, the batteries 8 of DC/DC high frequency conversion module 6 respectively, intelligent monitored control module 7 respectively with AC/DC high frequency charging module 5, DC/DC high frequency conversion module 6, analog quantity sampling module 4, man-machine interface 9 communications.
AC/DC high frequency charging module 5 is provided with the first communication interface 5-1, and the output current of AC/DC high frequency charging module 5 is 24V or 48V.
DC/DC high frequency conversion module 6 is provided with second communication interface 6-1, and DC/DC high frequency conversion module 6 is output as 220V or 110V direct current.
Man-machine interface 9 is full-localized touch LCD screen.
Cabinet 10 is 19 inches closed cabinets of embedded type all aluminium alloy.
Analog quantity sampling module 4 is one group of transducer, can comprise voltage sensor and current sensor.
Operation principle of the present utility model is: AC power 1 is the alternating current of civil power 220V, also can input the 100V alternating current by voltage transformer pt, Alternating Current Unit 2 outputs are connected with working power module 3 and AC/DC high frequency charging module 5 respectively, for working power module 3 and AC/DC high frequency charging module 5 provide AC power.
AC/DC high frequency charging module 5 inputs are connected with Alternating Current Unit 2 outputs obtains working power, the output of AC/DC high frequency charging module 5 is connected with the input of batteries 8 and DC/DC high frequency conversion module 6 respectively, charge for batteries 8 on the one hand, for DC/DC high frequency conversion module 6 provides power supply, AC/DC high frequency charging module can be output as according to different electric pressures 24V or 48V direct current on the other hand.AC/DC high frequency charging module 5 possesses the first communication interface 5-1, and connects as one with intelligent monitored control module 7, realizes the monitoring management to AC/DC high frequency charging module 5.
DC/DC high frequency conversion module 6 inputs are connected with AC/DC high frequency charging module 5 outputs obtains working power, DC/DC high frequency conversion module 6 outputs are connected with load, DC/DC high frequency conversion module 6 can be output as according to different electric pressures 220V or 110V direct current, DC/DC high frequency conversion module 6 possesses second communication interface 6-1, and connect as one with intelligent monitored control module 7, realize the monitoring management to DC/DC high frequency conversion module 6.
Intelligent monitored control module 7 is provided with two communication interfaces, one of them communication interface is connected with AC/DC high frequency charging module 5, DC/DC high frequency conversion module 6, man-machine interface 9, analog quantity sampling module 4 respectively, realization is to the full-automatic intelligent management of storage battery, another communication interface is connected with the backstage host computer, realizes the DC power supply remote maintenance is managed.
When batteries 8 is used for AC power failure, for AC/DC high frequency charging module 5 provides DC power supply.
Analog quantity sampling module 4 is one group of transducer, comprise two voltage sensors, two current sensors, analog quantity sampling module 4 is provided with a communication interface, and the analog quantity sampling module is connected with intelligent monitored control module by communication interface, realizes the total digitalization that data transmit.
Man-machine interface 9 is full-localized touch LCD screen, and is simple to operate, easy to use.
Cabinet 10 is 19 inches embedded all aluminium alloy sealed type small-sized cabinets of standard, has effectively protected the safety of power supply.
Characteristics of the present utility model are: all Component Intelligent modularizations of intelligent miniature DC power supply, centralized function is decentralized, possess telecommunication and warning function, can realize easily the automatic management of unattended operation transformer station, realize station power supply miniaturization, networking and intellectuality.
Although the utility model illustrates and describes by the reference preferred embodiment,, those skilled in the art should understand, and in the scope of claims, can do the various variation on form and the details.

Claims (5)

1. intelligent miniature DC power supply, comprise AC power (1), it is characterized in that: also comprise Alternating Current Unit (2), working power module (3), analog quantity sampling module (4), AC/DC high frequency charging module (5), DC/DC high frequency conversion module (6), intelligent monitored control module (7), batteries (8), man-machine interface (9), cabinet (10);
The input of described Alternating Current Unit (2) is connected with AC power (1), the output of described Alternating Current Unit (2) is connected with working power module (3), AC/DC high frequency charging module (5) respectively, the output of described AC/DC high frequency charging module (5) is connected with input, the batteries (8) of DC/DC high frequency conversion module (6) respectively, described intelligent monitored control module (7) respectively with AC/DC high frequency charging module (5), DC/DC high frequency conversion module (6), analog quantity sampling module (4), man-machine interface (9) communication.
2. intelligent miniature DC power supply according to claim 1, it is characterized in that: described AC/DC high frequency charging module (5) is provided with the first communication interface (5-1).
3. intelligent miniature DC power supply according to claim 1, it is characterized in that: described DC/DC high frequency conversion module (6) is provided with second communication interface (6-1).
4. intelligent miniature DC power supply according to claim 1 is characterized in that: described man-machine interface (9) is full-localized touch LCD screen.
5. intelligent miniature DC power supply according to claim 1, it is characterized in that: described cabinet (10) is the closed cabinet of embedded type all aluminium alloy.
CN 201220601156 2012-11-15 2012-11-15 Miniature intelligent direct current power supply Active CN202856451U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220601156 CN202856451U (en) 2012-11-15 2012-11-15 Miniature intelligent direct current power supply

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220601156 CN202856451U (en) 2012-11-15 2012-11-15 Miniature intelligent direct current power supply

Publications (1)

Publication Number Publication Date
CN202856451U true CN202856451U (en) 2013-04-03

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109245293A (en) * 2018-09-12 2019-01-18 许继电源有限公司 A kind of method of supplying power to and power supply device of power supply device
CN110739768A (en) * 2019-11-20 2020-01-31 厦门众芯电气设备有限公司 distribution network automatic power management device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109245293A (en) * 2018-09-12 2019-01-18 许继电源有限公司 A kind of method of supplying power to and power supply device of power supply device
CN109245293B (en) * 2018-09-12 2021-03-19 许继电源有限公司 Power supply device and power supply method thereof
CN110739768A (en) * 2019-11-20 2020-01-31 厦门众芯电气设备有限公司 distribution network automatic power management device

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GR01 Patent grant
C14 Grant of patent or utility model
CP03 Change of name, title or address

Address after: 323900 Zhejiang city of Lishui province Qingtian county bamboo Riverside Road No. 6 oil Street

Patentee after: Zhejiang sanchen electrical Limited by Share Ltd

Address before: 323900 Zhejiang city of Lishui province Qingtian County South Road No. 41

Patentee before: Zhejiang Sanchen Electrical Co., Ltd.

C56 Change in the name or address of the patentee