CN103312023B - Mobile emergency dc source - Google Patents
Mobile emergency dc source Download PDFInfo
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- CN103312023B CN103312023B CN201310234743.0A CN201310234743A CN103312023B CN 103312023 B CN103312023 B CN 103312023B CN 201310234743 A CN201310234743 A CN 201310234743A CN 103312023 B CN103312023 B CN 103312023B
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- source
- direct current
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- dog
- interchange
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 25
- 238000012544 monitoring process Methods 0.000 claims description 23
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 1
Abstract
The invention discloses a kind of mobile emergency dc source, comprising: the dc source that direct current is provided; Be connected with described dc source, direct current be converted to the DC/AC module that exchanges and send; Be connected with described DC/AC module, receive the interchange that described DC/AC module sends, and the interchange receiving is delivered to the alternating current-direct current distribution system of consumer. The present invention can realize in the time that power system accident AC power has a power failure, and safe and reliable provides power supply for equipment.
Description
Technical field
The present invention relates to technical field of power systems, more particularly, relate to a kind of mobile emergency direct currentPower supply.
Background technology
Straight-flow system is the important system that ensures power system security reliability service, it for protection, control,The equipment such as operation, comprehensive automation, telemechanical communication provide reliable power supply, relay protection in electric substation,The most modes that adopt straight-flow system power supply of measure and control device power supply, the output quality of straight-flow system is electric substationProtective relaying device action message, the basis of measure and control device steady operation. At present, at electric substation's direct currentOrigin system transformation or in the time carrying out accident treatment, especially in the time that power system accident AC power has a power failure,Need a set of safe and reliable dc source, can be safe and reliable give relay protection, measure and control device andEmergency lightings etc. provide power supply, to ensure accident treatment and to restore electricity rapidly.
Summary of the invention
In view of this, the invention provides a kind of mobile emergency dc source, can realize in power systemWhen accident AC power has a power failure, safe and reliable provide power supply for equipment.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of mobile emergency direct currentPower supply, comprising:
The dc source of direct current is provided;
Be connected with described dc source, direct current be converted to the DC/AC module that exchanges and send;
Be connected with described DC/AC module, receive the interchange that described DC/AC module sends, and will receiveTo interchange be delivered to the alternating current-direct current distribution system of consumer.
Preferably, described mobile emergency dc source also comprises:
The watch-dog of monitoring consumer bus current;
Be connected with described watch-dog and DC/AC module, according to the monitoring result of described watch-dog and DC/ACThe silicon chain of the interchange regulation output of module output;
The direct current of output is delivered to connected alternating current-direct current distribution system by described silicon chain.
Preferably, described mobile emergency dc source also comprises the display being connected with described watch-dog.
Preferably, described mobile emergency dc source also comprises the alarm being connected with described watch-dog.
Can find out from above-mentioned technical scheme, a kind of mobile emergency dc source disclosed by the invention,Provide direct current by dc source, by the DC/AC module being connected with dc source, direct current is converted to friendshipStream, and be sent to connected alternating current-direct current distribution system, alternating current-direct current distribution system is by the interchange receivingBe sent to consumer, realized in the time that power system accident AC power has a power failure, safe and reliable passes throughDC supply for emergency provides power supply to equipment.
Brief description of the drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, below will be to realityThe accompanying drawing of executing required use in example or description of the Prior Art is briefly described, apparently, belowAccompanying drawing in description is only some embodiments of the present invention, for those of ordinary skill in the art,Do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of the disclosed a kind of mobile emergency dc source of the embodiment of the present invention;
Fig. 2 is the structural representation of the disclosed a kind of mobile emergency dc source of another embodiment of the present invention;
Fig. 3 is the structural representation of the disclosed a kind of mobile emergency dc source of another embodiment of the present invention;
Fig. 4 is the structural representation of the disclosed a kind of mobile emergency dc source of another embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried outDescribe clearly and completely, obviously, described embodiment is only a part of embodiment of the present invention,Instead of whole embodiment. Based on the embodiment in the present invention, those of ordinary skill in the art are not havingMake the every other embodiment obtaining under creative work prerequisite, all belong to the scope of protection of the invention.
The embodiment of the invention discloses a kind of mobile emergency dc source, can realize in power system thingTherefore when AC power has a power failure, safe and reliable provide power supply for equipment.
As shown in Figure 1, be a kind of mobile emergency dc source disclosed by the invention, comprising:
The dc source 11 of direct current is provided;
Be connected with dc source 11, direct current be converted to the DC/AC module 12 that exchanges and send;
Be connected 12 with DC/AC module, receive the interchange that DC/AC module sends, and by the friendship receivingStream is delivered to the alternating current-direct current distribution system 13 of consumer.
The operation principle of above-described embodiment is: in the time that power system accident AC power has a power failure, by movable typeDC supply for emergency access consumer, the dc source 11 in mobile emergency dc source provides direct current,The DC/AC module 12 being connected with dc source 11, the direct current that dc source 11 is provided is converted to interchange,And the interchange after conversion is sent to connected alternating current-direct current distribution system 13, alternating current-direct current distribution system 13The interchange receiving is sent to connected consumer.
The disclosed mobile emergency dc source of the present embodiment has been realized in power system accident AC power and having been stoppedWhen electricity, the safe and reliable DC supply for emergency that passes through provides power supply to equipment.
As shown in Figure 2, be the disclosed a kind of mobile emergency dc source of another embodiment of the present invention, bagDraw together:
The dc source 21 of direct current is provided;
Be connected with dc source 21, direct current be converted to the DC/AC module 22 that exchanges and send;
The watch-dog 23 of monitoring consumer bus current;
Be connected with watch-dog 23 and DC/AC module 22, according to the monitoring result of watch-dog 23 and DC/ACThe silicon chain 24 of the interchange regulation output that module 22 is exported;
The alternating current-direct current distribution system 25 of the direct current that reception silicon chain 24 is exported.
The operation principle of above-described embodiment is: in the time that power system accident AC power has a power failure, by movable typeDC supply for emergency access consumer, the dc source 21 in mobile emergency dc source provides direct current,The DC/AC module 22 being connected with dc source 21, the direct current that dc source 21 is provided is converted to interchange,And the interchange after conversion is sent to connected silicon chain 24, watch-dog 23 is monitored consumer bus electricityStream, and monitoring result is sent to connected silicon chain 24, silicon chain 24 is according to the DC/AC receivingThe monitoring result regulation output that the interchange that module 22 sends and watch-dog 23 send, output direct current, and willThe direct current of output is sent to connected alternating current-direct current distribution system 25, and alternating current-direct current distribution system 25 will receiveTo interchange be sent to connected consumer.
The disclosed mobile emergency dc source of the present embodiment has not only been realized at power system accident alternating currentWhen source has a power failure, the safe and reliable DC supply for emergency that passes through provides power supply to equipment, has also realized by prisonThe monitoring of control device to consumer bus current, the output current of adjusting silicon chain, the electric current that silicon chain is exportedBe more suitable for consumer.
As shown in Figure 3, be the disclosed a kind of mobile emergency dc source of another embodiment of the present invention, bagDraw together:
The dc source 31 of direct current is provided;
Be connected with dc source 31, direct current be converted to the DC/AC module 32 that exchanges and send;
The watch-dog 33 of monitoring consumer bus current;
Be connected with watch-dog 33 and DC/AC module 32, according to the monitoring result of watch-dog 33 and DC/ACThe silicon chain 34 of the interchange regulation output that module 32 is exported;
Receive the alternating current-direct current distribution system 35 of the direct current of silicon chain 34;
The display 36 being connected with watch-dog 33.
The operation principle of above-described embodiment is: in the time that power system accident AC power has a power failure, by movable typeDC supply for emergency access consumer, the dc source 31 in mobile emergency dc source provides direct current,The DC/AC module 32 being connected with dc source 31, the direct current that dc source 31 is provided is converted to interchange,And the interchange after conversion is sent to connected silicon chain 34, watch-dog 33 is monitored consumer bus electricityStream, and monitoring result is sent to connected silicon chain 34 and display 36, display 36 will receiveTo monitoring result show, the interchange that silicon chain 34 sends according to the DC/AC module 32 receiving andThe monitoring result regulation output that watch-dog 33 sends, output direct current, and the direct current of output is sent to and itThe alternating current-direct current distribution system 35 connecting, alternating current-direct current distribution system 35 is sent to the interchange receiving with it and connectsThe consumer connecing.
The disclosed mobile emergency dc source of the present embodiment has not only been realized at power system accident alternating currentWhen source has a power failure, the safe and reliable DC supply for emergency that passes through provides power supply to equipment, has also realized by prisonThe monitoring of control device to consumer bus current, the output current of adjusting silicon chain, the electric current that silicon chain is exportedBe more suitable for consumer, also realized the consumer bus current of monitoring by display display monitorState, reflected intuitively the state of consumer bus current.
As shown in Figure 4, be the disclosed a kind of mobile emergency dc source of another embodiment of the present invention, bagDraw together:
The dc source 41 of direct current is provided;
Be connected with dc source 41, direct current be converted to the DC/AC module 42 that exchanges and send;
The watch-dog 43 of monitoring consumer bus current;
Be connected with watch-dog 43 and DC/AC module 42, according to the monitoring result of watch-dog 43 and DC/ACThe silicon chain 44 of the interchange regulation output that module 42 is exported;
Receive the alternating current-direct current distribution system 45 of the direct current of silicon chain 44;
The display 46 being connected with watch-dog 43;
The alarm 47 being connected with watch-dog 43.
The operation principle of above-described embodiment is: in the time that power system accident AC power has a power failure, by movable typeDC supply for emergency access consumer, the dc source 41 in mobile emergency dc source provides direct current,The DC/AC module 42 being connected with dc source 41, the direct current that dc source 41 is provided is converted to interchange,And the interchange after conversion is sent to connected silicon chain 44, watch-dog 43 is monitored consumer bus electricityStream, and monitoring result is sent to connected silicon chain 44, display 46 and alarm 47, showDevice 46 shows the monitoring result receiving, in the time that bus current exceedes preset value, and alarm 47Send chimes of doom, interchange and watch-dog 43 that silicon chain 44 sends according to the DC/AC module 42 receivingThe monitoring result regulation output sending, output direct current, and the direct current of output is sent to connected friendshipDirect-flow distribution system 45, the interchange receiving is sent to connected electricity consumption by alternating current-direct current distribution system 45Equipment.
The disclosed mobile emergency dc source of the present embodiment has not only been realized at power system accident alternating currentWhen source has a power failure, the safe and reliable DC supply for emergency that passes through provides power supply to equipment, has also realized by prisonThe monitoring of control device to consumer bus current, the output current of adjusting silicon chain, the electric current that silicon chain is exportedBe more suitable for consumer, also realized the consumer bus current of monitoring by display display monitorState, reflected intuitively the state of consumer bus current, also realized the mother when consumerWhen line current exceedes preset value, send chimes of doom by alarm and report to the police.
In this description, each embodiment adopts the mode of going forward one by one to describe, and each embodiment stressesBe and the difference of other embodiment, between each embodiment identical similar part mutually referring to.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field can be realized or useThe present invention. To be aobvious and easy for those skilled in the art to the multiple amendment of these embodimentSee, General Principle as defined herein can be in the situation that not departing from the spirit or scope of the present invention,Realize in other embodiments. Therefore, the present invention will can not be restricted to these embodiment shown in this article,But to meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (3)
1. a mobile emergency dc source, is characterized in that, comprising:
The dc source of direct current is provided;
Be connected with described dc source, direct current be converted to the DC/AC module that exchanges and send;
Be connected with described DC/AC module, receive the interchange that described DC/AC module sends, and will receiveTo interchange be delivered to the alternating current-direct current distribution system of consumer;
Also comprise:
The watch-dog of monitoring consumer bus current;
Be connected with described watch-dog and DC/AC module, according to the monitoring result of described watch-dog and DC/ACThe silicon chain of the interchange regulation output of module output;
The direct current of output is delivered to connected alternating current-direct current distribution system by described silicon chain;
Wherein, in the time that power system accident AC power has a power failure, the access of mobile emergency dc source is usedElectricity equipment.
2. mobile emergency dc source according to claim 1, is characterized in that, also comprise withThe display that described watch-dog connects.
3. mobile emergency dc source according to claim 1 and 2, is characterized in that, also bagDraw together the alarm being connected with described watch-dog.
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CN201310234743.0A CN103312023B (en) | 2013-06-14 | 2013-06-14 | Mobile emergency dc source |
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CN201310234743.0A CN103312023B (en) | 2013-06-14 | 2013-06-14 | Mobile emergency dc source |
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CN103312023A CN103312023A (en) | 2013-09-18 |
CN103312023B true CN103312023B (en) | 2016-05-11 |
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Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202721495U (en) * | 2012-06-21 | 2013-02-06 | 江苏省电力公司苏州供电公司 | Alternating-current and direct-current integrated uninterruptible power supply |
CN203278381U (en) * | 2013-06-14 | 2013-11-06 | 国家电网公司 | Mobile emergency direct-current power supply |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
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FR2906787B1 (en) * | 2006-10-10 | 2009-03-20 | Airbus France Sa | SYSTEM AND METHOD FOR CONTINUOUS POWER SUPPLYING AN ELECTRICAL NETWORK ON BOARD AN AIRCRAFT |
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2013
- 2013-06-14 CN CN201310234743.0A patent/CN103312023B/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202721495U (en) * | 2012-06-21 | 2013-02-06 | 江苏省电力公司苏州供电公司 | Alternating-current and direct-current integrated uninterruptible power supply |
CN203278381U (en) * | 2013-06-14 | 2013-11-06 | 国家电网公司 | Mobile emergency direct-current power supply |
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CN103312023A (en) | 2013-09-18 |
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