CN204732962U - Dual-power switching system - Google Patents
Dual-power switching system Download PDFInfo
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- CN204732962U CN204732962U CN201520500654.0U CN201520500654U CN204732962U CN 204732962 U CN204732962 U CN 204732962U CN 201520500654 U CN201520500654 U CN 201520500654U CN 204732962 U CN204732962 U CN 204732962U
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- circuit breaker
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Abstract
The utility model provides a kind of Dual-power switching system, described Dual-power switching system comprises: the first power supply, second source, one ATS and the 2nd ATS, one ATS comprises the first single-pole double-throw switch (SPDT), 2nd ATS comprises the second single-pole double-throw switch (SPDT), first single-pole double-throw switch (SPDT) comprises the first moved end, first not moved end, moved end and second, second single-pole double-throw switch (SPDT) comprises the second moved end, 3rd not moved end, moved end and the 4th, first power supply respectively with first not moved end and the 3rd be not electrically connected moved end, second source respectively with second not moved end and the 4th be not electrically connected moved end, first load and the second load, the first moved end is electrically connected with the first load, and the second moved end is electrically connected with the second load.The utility model by being connected two ATS, the dead electricity when a power failure between two power supplys with two loads, and when need switch to another power supply, switch speed soon, thus decreases as much as possible and brings loss to load.
Description
Technical field
The utility model relates to a kind of Dual-power switching system.
Background technology
In emergency power supply system; when two power supplys provide electric energy to respectively two loads; for preventing the situation of a power supply catastrophic failure and dead electricity; usually can be electrically connected two loads by circuit breaker and two circuit breakers are set respectively between two power supplys and two loads, then three circuit breakers are electrically connected to controller respectively.When two power supplys normally work, the circuit breaker be connected between two loads can be in off-state, and other two circuit breakers are in closure state, thus makes two power supplys provide electric energy to two loads respectively.When a power failure dead electricity, will the circuit breaker on trouble power be disconnected, and start the circuit breaker be connected between two loads, and make to provide electric energy with normal power source to two loads simultaneously.
But adopt this type of power supply switching mode, switch speed is comparatively slow, thus can bring unnecessary loss to load in emergency power supply system.
Utility model content
The technical problems to be solved in the utility model provides electric energy to two loads respectively to overcome two power supplys in prior art, the dead electricity when a power failure, when need switch to another power supply, the defect that switch speed is slower, provides a kind of Dual-power switching system.
The utility model solves above-mentioned technical problem by following technical proposals:
A kind of Dual-power switching system, described Dual-power switching system comprises:
First power supply, second source, one ATS (Automatic transfer Switching, double power supply automatic switching switch) and the 2nd ATS, a described ATS comprises the first single-pole double-throw switch (SPDT), described 2nd ATS comprises the second single-pole double-throw switch (SPDT), described first single-pole double-throw switch (SPDT) comprises the first moved end, first not moved end, moved end and second, described second single-pole double-throw switch (SPDT) comprises the second moved end, 3rd not moved end, moved end and the 4th, described first power supply respectively with described first not moved end and the described 3rd be not electrically connected moved end, described second source respectively with described second not moved end and the described 4th be not electrically connected moved end,
First load and the second load, described first moved end is electrically connected with described first load, and described second moved end is electrically connected with described second load.
Preferably, described Dual-power switching system comprises the first circuit breaker, the second circuit breaker and the 3rd circuit breaker, described first power supply by described first circuit breaker respectively with described first not moved end and the described 3rd be not electrically connected moved end, described second source by the second circuit breaker respectively with described second not moved end and the described 4th be electrically connected moved end, described first moved end pass through described 3rd circuit breaker be electrically connected with described second moved end.
Preferably, described Dual-power switching system also comprises breaker control equipment, and described first circuit breaker, described second circuit breaker and described 3rd circuit breaker are electrically connected with described breaker control equipment respectively.
Preferably, a described ATS also comprises the first controller, and described 2nd ATS also comprises second controller, and described first controller is electrically connected with described first moved end, and described second controller is electrically connected with described second moved end;
Described first controller sends first and controls signal to described first moved end, and described second controller sends second and controls signal to described second moved end.
Described Dual-power switching system is used for emergency power supply system.
Positive progressive effect of the present utility model is:
The utility model by being connected two ATS between two power supplys with two loads, the dead electricity when a power failure, when need switch to another power supply, whole handoff procedure probably only needs 50ms, switch speed is fast, thus decreases as much as possible and bring loss to load.The utility model can compatible two kinds of power supply switching modes, when ATS breaks down, also realize the switching between two power supplys by circuit breaker, thus provide electric energy with giving two load stabilization.
Accompanying drawing explanation
Fig. 1 is the structural representation of the Dual-power switching system of the utility model embodiment 1.
Fig. 2 is the structural representation of the Dual-power switching system of the utility model embodiment 2.
Embodiment
Lift preferred embodiment below, and come by reference to the accompanying drawings clearlyer intactly the utility model to be described.
Embodiment 1
As shown in Figure 1, the present embodiment 1 provides a kind of Dual-power switching system, described Dual-power switching system comprises: the first power supply 1, second source 2, one ATS3 and the 2nd ATS4, a described ATS3 comprises the first single-pole double-throw switch (SPDT) 5 and the first controller 13, described 2nd ATS4 comprises the second single-pole double-throw switch (SPDT) 6 and second controller 14, described first single-pole double-throw switch (SPDT) 5 comprises the first moved end 11, first not moved end 8, moved end 7 and second, described second single-pole double-throw switch (SPDT) 6 comprises the second moved end 12, 3rd not moved end 10, moved end 9 and the 4th, described first power supply 1 respectively with described first not moved end 7 and the described 3rd be not electrically connected moved end 9, described second source 2 respectively with described second not moved end 8 and the described 4th be not electrically connected moved end 10, described first controller 13 is electrically connected with described first moved end 11, described second controller 14 is electrically connected with described second moved end 12, first load 15 and the second load 16, described first moved end 11 is electrically connected with described first load 15, and described second moved end 12 is electrically connected with described second load 16.
Described Dual-power switching system is used for emergency power supply system.When described first power supply 1 and described second source 2 give described first load 15 and described second load 16 difference normal power supply respectively, moved end 7 is not closed with described first in described first moved end 11, described second moved end 12 with the described 4th moved end 10 close, thus make that described first power supply 1 is electrically connected with described first load 15, described second source 2 is electrically connected with described second load 16.When described first power supply 1 break down and dead electricity time, transmission first is controlled signal to described first moved end 11 by described first controller 13, described first moved end 11 switch to immediately described second not moved end 8 and with second moved end 8 close, thus described second source 2 is electrically connected with described first load 15, described second source 2 is powered giving described first load 15 and described second load 16 simultaneously.When described second source 2 break down and dead electricity time, transmission second is controlled signal to described second moved end 12 by described second controller 14, described second moved end 12 switch to immediately the described 3rd not moved end 9 and with the 3rd moved end 9 close, thus described first power supply 1 is electrically connected with described second load 16, described first power supply 1 is powered giving described first load 15 and described second load 16 simultaneously.By a described ATS3 and described 2nd ATS4, whole electrical source exchange process probably only needs 50ms, and switch speed is fast, can reduce the impact brought to load as much as possible.
Embodiment 2
As shown in Figure 2, the Dual-power switching system provided in the present embodiment 2 comprises in embodiment 1 all parts provided, embodiment 2 is with the difference of embodiment 1, described Dual-power switching system also comprises the first circuit breaker 17, second circuit breaker 18, 3rd circuit breaker 19 and breaker control equipment 20, described first power supply 1 by described first circuit breaker 17 respectively with described first not moved end 7 and the described 3rd be not electrically connected moved end 9, described second source 2 by the second circuit breaker 18 respectively with described second not moved end 8 and the described 4th be not electrically connected moved end 10, described first moved end 11 is electrically connected with described second moved end 12 by described 3rd circuit breaker 19, described first circuit breaker 17, described second circuit breaker 18 and described 3rd circuit breaker 19 are electrically connected with described breaker control equipment 20 respectively.
When an ATS3 and the 2nd ATS4 can normally use, described first circuit breaker 17 and the second circuit breaker 18 are kept closed always, and described 3rd circuit breaker 19 remains open state always.When an ATS3 break down need change time, disconnect described first circuit breaker 17 and open described 3rd circuit breaker 19 simultaneously, thus making the first load 15 and the second load 16 be parallel to second source 2, second source 2 powers to the first load 15 and the second load 16 simultaneously.When the 2nd ATS4 break down need to change time, disconnect described second circuit breaker 18 and open described 3rd circuit breaker 19 simultaneously, thus the first power supply 1 is powered to the first load 15 and the second load 16 simultaneously.When an ATS3 and the 2nd ATS4 breaks down, after one ATS3 and the 2nd ATS4 is dismantled, first power supply 1 is electrically connected with the first load 15, second source 2 is electrically connected with the second load 16, when needing Switching power, as long as the circuit breaker disconnected at trouble power place opens the 3rd circuit breaker 19 simultaneously, thus normal power source is continued to two load normal power supplies.The first circuit breaker 17, second circuit breaker 18 and the 3rd circuit breaker 19 can be opened or disconnect to described breaker control equipment 20.
The utility model can compatible two kinds of power supply switching modes, when ATS breaks down, also realize the switching between two power supplys by circuit breaker, thus provide electric energy with giving two load stabilization.
Although the foregoing describe embodiment of the present utility model, it will be understood by those of skill in the art that this only illustrates, protection range of the present utility model is defined by the appended claims.Those skilled in the art, under the prerequisite not deviating from principle of the present utility model and essence, can make various changes or modifications to these execution modes, but these change and amendment all falls into protection range of the present utility model.
Claims (5)
1. a Dual-power switching system, is characterized in that, described Dual-power switching system comprises:
First power supply, second source, an ATS and the 2nd ATS, a described ATS comprises the first single-pole double-throw switch (SPDT), described 2nd ATS comprises the second single-pole double-throw switch (SPDT), described first single-pole double-throw switch (SPDT) comprises not moved end, moved end and second, the first moved end, first, described second single-pole double-throw switch (SPDT) comprises not moved end, moved end and the 4th, the second moved end, the 3rd, described first power supply respectively with described first not moved end and the described 3rd be not electrically connected moved end, described second source respectively with described second not moved end and the described 4th be not electrically connected moved end;
First load and the second load, described first moved end is electrically connected with described first load, and described second moved end is electrically connected with described second load.
2. Dual-power switching system as claimed in claim 1, it is characterized in that, described Dual-power switching system comprises the first circuit breaker, the second circuit breaker and the 3rd circuit breaker, described first power supply by described first circuit breaker respectively with described first not moved end and the described 3rd be not electrically connected moved end, described second source by the second circuit breaker respectively with described second not moved end and the described 4th be electrically connected moved end, described first moved end pass through described 3rd circuit breaker be electrically connected with described second moved end.
3. Dual-power switching system as claimed in claim 2, it is characterized in that, described Dual-power switching system also comprises breaker control equipment, and described first circuit breaker, described second circuit breaker and described 3rd circuit breaker are electrically connected with described breaker control equipment respectively.
4. Dual-power switching system as claimed in claim 1, it is characterized in that, a described ATS also comprises the first controller, and described 2nd ATS also comprises second controller, described first controller is electrically connected with described first moved end, and described second controller is electrically connected with described second moved end;
Described first controller sends first and controls signal to described first moved end, and described second controller sends second and controls signal to described second moved end.
5. as the Dual-power switching system in claim 1-4 as described in any one, it is characterized in that, described Dual-power switching system is used for emergency power supply system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520500654.0U CN204732962U (en) | 2015-07-10 | 2015-07-10 | Dual-power switching system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520500654.0U CN204732962U (en) | 2015-07-10 | 2015-07-10 | Dual-power switching system |
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| Publication Number | Publication Date |
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| CN204732962U true CN204732962U (en) | 2015-10-28 |
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| CN201520500654.0U Active CN204732962U (en) | 2015-07-10 | 2015-07-10 | Dual-power switching system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105632798A (en) * | 2016-01-13 | 2016-06-01 | 贵州泰永长征技术股份有限公司 | Changeover switch for achieving buscouple and mutually backup functions of feeding power supply |
| CN109639115A (en) * | 2018-12-27 | 2019-04-16 | 新华三信息安全技术有限公司 | A kind of power circuit |
| CN109861370A (en) * | 2018-12-25 | 2019-06-07 | 湖北鄂电萃宇电器有限公司 | A kind of ATS Dual-power switching system |
| CN112018880A (en) * | 2020-08-28 | 2020-12-01 | 泰豪科技股份有限公司 | Diesel generator set interlocking device and control method thereof |
| WO2021093570A1 (en) * | 2019-11-13 | 2021-05-20 | 华为技术有限公司 | Power supply switching control system and power supply switching control method |
| CN113178855A (en) * | 2021-04-13 | 2021-07-27 | 中国农业大学 | Medium-voltage radiation type bipolar direct-current power distribution system and method |
-
2015
- 2015-07-10 CN CN201520500654.0U patent/CN204732962U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105632798A (en) * | 2016-01-13 | 2016-06-01 | 贵州泰永长征技术股份有限公司 | Changeover switch for achieving buscouple and mutually backup functions of feeding power supply |
| CN109861370A (en) * | 2018-12-25 | 2019-06-07 | 湖北鄂电萃宇电器有限公司 | A kind of ATS Dual-power switching system |
| CN109639115A (en) * | 2018-12-27 | 2019-04-16 | 新华三信息安全技术有限公司 | A kind of power circuit |
| CN109639115B (en) * | 2018-12-27 | 2020-11-06 | 新华三信息安全技术有限公司 | Power supply circuit |
| WO2021093570A1 (en) * | 2019-11-13 | 2021-05-20 | 华为技术有限公司 | Power supply switching control system and power supply switching control method |
| CN112018880A (en) * | 2020-08-28 | 2020-12-01 | 泰豪科技股份有限公司 | Diesel generator set interlocking device and control method thereof |
| CN113178855A (en) * | 2021-04-13 | 2021-07-27 | 中国农业大学 | Medium-voltage radiation type bipolar direct-current power distribution system and method |
| CN113178855B (en) * | 2021-04-13 | 2022-08-30 | 中国农业大学 | Medium-voltage radiation type bipolar direct-current power distribution system and method |
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