CN104701840A - Intelligent three-power automatic transfer switch - Google Patents
Intelligent three-power automatic transfer switch Download PDFInfo
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- CN104701840A CN104701840A CN201510108749.2A CN201510108749A CN104701840A CN 104701840 A CN104701840 A CN 104701840A CN 201510108749 A CN201510108749 A CN 201510108749A CN 104701840 A CN104701840 A CN 104701840A
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Abstract
The invention discloses an intelligent three-power automatic transfer switch. A three-power comprises a mains supply, a generator power and a solar power which are connected with three-phase AC (Alternating Current) wires L1, L2 and L3 and N, wherein the three-phase AC wire of the generator power is sequentially connected with a first branch, a breaker 1 QF, a second branch and a contactor 1KM, wherein the three-phase AC wire of the mains supply is sequentially connected with a third branch, a breaker 1QF, a fourth branch, a contactor 2KM, the contactor 1KM and the contactor 2KM jointly connected with a fifth branch, a breaker 3QF, a sixth branch, a contactor 3KM through the three-phase AC wire and then are connected into electric equipment; the three-phase AC wire of the solar power is sequentially connected with a seventh branch, a breaker 4QF, an eighth branch and a contactor 4KM and then is connected into the electric equipment. According to the intelligent three-power automatic transfer switch provided by the invention, the three-power automatic transfer switch is formed by automatically designing a circuit, so as to realize that the solar power, the mains power and the engine power are sequentially connected into the electric equipments in an automatic and intelligent transferring way.
Description
Technical field
The invention belongs to electric controller field, be specifically related to a kind of intelligent three power automatic transfer switchs.
Background technology
Along with the development of solar energy cause, the use of photovoltaic electric energy is growing.Making full use of of photovoltaic electric energy is the major issue promoted the well-being of mankind, but in current electrical network, usual employing duplicate supply switches the cooperation of civil power and generator electricity consumption, but cooperatively interact for photovoltaic electric energy and civil power and generator electricity consumption the device of work, so that the mode of photovoltaic electric energy difficulty automation accesses conventional electrical network field, cause in the middle of electrical network, the difficulty of photovoltaic electric energy and civil power or the mutual conversion between photovoltaic electric and generating electromechanics.
Summary of the invention
The puzzlement existed when to the present invention is directed between photovoltaic electric energy and civil power and generator conversion mutually and deficiency, propose a kind of intelligent three power automatic transfer switchs.
The technical solution used in the present invention is as follows:
A kind of intelligent three power automatic transfer switchs, described three power supplys comprise mains supply, generator power supply and sun-generated electric power, it is characterized in that: described three power supplys are all connected with three-phase alternating current electric wire L1, L2, L3 and N, the three-phase alternating current electric wire 1L1 of described generator power supply, 1L2, 1L3 and N is connected with branch road one in turn, circuit breaker 1QF, branch road two, contactor 1KM, the three-phase alternating current electric wire 2L1 of described mains supply, 2L2, 2L3 and N is connected with branch road three in turn, circuit breaker 2QF, branch road four, contactor 2KM, contactor 1KM and contactor 2KM is jointly by three-phase alternating current electric wire L1, L2, L3 and N connects branch road five, circuit breaker 3QF, branch road six, power consumption equipment is accessed after contactor 3KM, power consumption equipment is accessed after three-phase alternating current electric wire 3L1,3L2,3L3 and N of described sun-generated electric power is connected with branch road seven, circuit breaker 4QF, branch road eight, contactor 4KM in turn.
Described branch road one is connected between three-phase alternating current electric wire 1L3 and N of generator power supply, comprises the fuse 1FU, the auxiliary relay KA1 that connect successively, described auxiliary relay KA1 is parallel with green light HG; Described branch road two is connected between three-phase alternating current electric wire 1L3 and N of generator power supply, comprise fuse 2FU and the parallel circuits two of series connection, described parallel circuits two comprises branch one and branch two, described branch one comprises the universal seclector 1SA, auxiliary relay KA, contactor 2KM, the contactor coil 1KM that connect successively, and described branch two comprises the contactor 1KM and red light HR that connect successively.
Described branch road three is connected between three-phase alternating current electric wire 2L3 and N of mains supply, comprises the fuse 3FU, the green light 2HG that connect successively; Described branch road four is connected between three-phase alternating current electric wire 2L3 and N of mains supply, comprise fuse 4FU and the parallel circuits two of series connection, described parallel circuits two comprises branch one and branch two, described branch one comprises the universal seclector 2SA, contactor 1KM, auxiliary relay KA, the contactor coil 2KM that connect successively, and described branch two comprises the contactor 2KM and red light HR that connect successively.
Described branch road five is connected between three-phase alternating current electric wire L3 and N, comprises the fuse 5FU, the auxiliary relay KA2 that connect successively, described auxiliary relay KA2 is parallel with green light HG.Described branch road six is connected between three-phase alternating current electric wire L3 and N, comprise fuse 7FU and the parallel circuits two of series connection, described parallel circuits two comprises branch one and branch two, described branch one comprises the universal seclector 3SA, auxiliary relay KA2, contactor 4KM, the contactor coil 3KM that connect successively, and described branch two comprises the contactor 3KM and red light 3HR that connect successively.
Described branch road seven is connected between three-phase alternating current electric wire 3L3 and N of sun-generated electric power, comprises the fuse 6FU, the green light 2HG that connect successively.Described branch road eight is connected between three-phase alternating current electric wire 3L3 and N of sun-generated electric power, comprise fuse 8FU and the parallel circuits two of series connection, described parallel circuits two comprises branch one and branch two, described branch one comprises the universal seclector 4SA, contactor 3KM, auxiliary relay KA2, the contactor coil 4KM that connect successively, and described branch two comprises the contactor 4KM and red light 2HR that connect successively.
The contactor 1KM of the upper connection of three-phase alternating current electric wire 1L1,1L2,1L3 of described generator power supply automatically switches with upper contactor 2KM and the 1KM be connected of three-phase alternating current electric wire 2L1,2L2,2L3 of described mains supply.When civil power has a power failure suddenly, 1KM connects automatically, ensures generator powered.
The upper contactor 3KM be connected of L1, L2, L3 that described generator power supply and the three-phase alternating current electric wire of mains supply access power consumption equipment jointly can be in oppositely current state between the upper contactor 4KM be connected of L1, L2, L3 of plant-grid connection power consumption equipment very much with described, when 4KM connects, 3KM is in off-state.When photovoltaic is not enough, the automatic dialysis of 4KM, 3KM connects automatically.
During apparatus of the present invention work, ensure that a road Power supply is to power consumption equipment.Be followed successively by: solar powered, mains-supplied and generator powered.
Beneficial effect of the present invention is embodied in:
The present invention by designed, designed circuit, forms the automatic switching control equipment of a set of three-way power, realizes sun-generated electric power, and mains supply and generator power supply are simultaneously, order automated intelligent switches access access power consumption equipment, preferential sun-generated electric power.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Wherein, 1, generator power supply; 2, mains supply; 3, sun-generated electric power.
Embodiment
As shown in Figure 1, a kind of intelligent three power automatic transfer switchs, described three power supplys comprise mains supply, generator power supply and sun-generated electric power, described mains supply 2, generator power supply 1 and sun-generated electric power 3 are all connected with three-phase alternating current electric wire L1, L2, L3 and N, the three-phase alternating current electric wire 1L1 of described generator power supply, 1L2, 1L3 and N is connected with branch road one in turn, circuit breaker 1QF, branch road two, contactor 1KM, the three-phase alternating current electric wire 2L1 of described mains supply, 2L2, 2L3 and N is connected with branch road three in turn, circuit breaker 2QF, branch road four, contactor 2KM, contactor 1KM and contactor 2KM is jointly by three-phase alternating current electric wire L1, L2, L3 and N connects branch road five, circuit breaker 3QF, branch road six, power consumption equipment is accessed after contactor 3KM, power consumption equipment is accessed after three-phase alternating current electric wire 3L1,3L2,3L3 and N of described sun-generated electric power is connected with branch road seven, circuit breaker 4QF, branch road eight, contactor 4KM in turn.
Described branch road one is connected between three-phase alternating current electric wire 1L3 and N of generator power supply, comprises the fuse 1FU, the auxiliary relay KA1 that connect successively, described auxiliary relay KA1 is parallel with green light HG; Described branch road two is connected between three-phase alternating current electric wire 1L3 and N of generator power supply, comprise fuse 2FU and the parallel circuits two of series connection, described parallel circuits two comprises branch one and branch two, described branch one comprises the universal seclector 1SA, auxiliary relay KA, contactor 2KM, the contactor coil 1KM that connect successively, and described branch two comprises the contactor 1KM and red light HR that connect successively.
Described branch road three is connected between three-phase alternating current electric wire 2L3 and N of mains supply, comprises the fuse 3FU, the green light 2HG that connect successively; Described branch road four is connected between three-phase alternating current electric wire 2L3 and N of mains supply, comprise fuse 4FU and the parallel circuits two of series connection, described parallel circuits two comprises branch one and branch two, described branch one comprises the universal seclector 2SA, contactor 1KM, auxiliary relay KA, the contactor coil 2KM that connect successively, and described branch two comprises the contactor 2KM and red light HR that connect successively.
Described branch road five is connected between three-phase alternating current electric wire L3 and N, comprises the fuse 5FU, the auxiliary relay KA2 that connect successively, described auxiliary relay KA2 is parallel with green light HG; Described branch road six is connected between three-phase alternating current electric wire L3 and N, comprise fuse 7FU and the parallel circuits two of series connection, described parallel circuits two comprises branch one and branch two, described branch one comprises the universal seclector 3SA, auxiliary relay KA2, contactor 4KM, the contactor coil 3KM that connect successively, and described branch two comprises the contactor 3KM and red light 3HR that connect successively.
Described branch road seven is connected between three-phase alternating current electric wire 3L3 and N of sun-generated electric power, comprises the fuse 6FU, the green light 2HG that connect successively; Described branch road eight is connected between three-phase alternating current electric wire 3L3 and N of sun-generated electric power, comprise fuse 8FU and the parallel circuits two of series connection, described parallel circuits two comprises branch one and branch two, described branch one comprises the universal seclector 4SA, contactor 3KM, auxiliary relay KA2, the contactor coil 4KM that connect successively, and described branch two comprises the contactor 4KM and red light 2HR that connect successively.
The contactor 1KM of the upper connection of three-phase alternating current electric wire 1L1,1L2,1L3 of described generator power supply automatically switches with upper contactor 2KM and the 1KM be connected of three-phase alternating current electric wire 2L1,2L2,2L3 of described mains supply.When civil power has a power failure suddenly, 1KM connects automatically, ensures generator powered.
The upper contactor 3KM be connected of L1, L2, L3 that described generator power supply and the three-phase alternating current electric wire of mains supply access power consumption equipment jointly can be in oppositely current state between the upper contactor 4KM be connected of L1, L2, L3 of plant-grid connection power consumption equipment very much with described, when 4KM connects, 3KM is in off-state.When photovoltaic is not enough, the automatic dialysis of 4KM, 3KM connects automatically.
During apparatus of the present invention work, ensure that a road Power supply is to power consumption equipment.Be followed successively by: solar powered, mains-supplied and generator powered.
Claims (7)
1. intelligence three power automatic transfer switch, described three power supplys comprise mains supply, generator power supply and sun-generated electric power, it is characterized in that: described three power supplys are all connected with three-phase alternating current electric wire, the three-phase alternating current electric wire 1L1 of described generator power supply, 1L2, 1L3 and N is connected with branch road one in turn, circuit breaker 1QF, branch road two, contactor 1KM, the three-phase alternating current electric wire 2L1 of described mains supply, 2L2, 2L3 and N is connected with branch road three in turn, circuit breaker 2QF, branch road four, contactor 2KM, contactor 1KM and contactor 2KM is jointly by three-phase alternating current electric wire L1, L2, L3 and N connects branch road five, circuit breaker 3QF, branch road six, power consumption equipment is accessed after contactor 3KM, power consumption equipment is accessed after three-phase alternating current electric wire 3L1,3L2,3L3 and N of described sun-generated electric power is connected with branch road seven, circuit breaker 4QF, branch road eight, contactor 4KM in turn.
2. intelligent three power automatic transfer switchs of one according to claim 1, it is characterized in that: the contactor 1KM of the upper connection of three-phase alternating current electric wire 1L1,1L2,1L3 of described generator power supply automatically switches with the upper contactor 2KM be connected of three-phase alternating current electric wire 2L1,2L2,2L3 of described mains supply, when mains supply has a power failure suddenly, contactor 1KM connects automatically, ensures generator powered.
3. intelligent three power automatic transfer switchs of one according to claim 1, it is characterized in that: the upper contactor 3KM be connected of L1, L2, L3 that described generator power supply and the three-phase alternating current electric wire of mains supply access power consumption equipment jointly can be in oppositely current state between the upper contactor 4KM be connected of 3L1,3L2,3L3 of plant-grid connection power consumption equipment very much with described, when contactor 4KM connects, contactor 3KM is in off-state, when sun-generated electric power is not enough, the automatic dialysis of contactor 4KM, contactor 3KM connects automatically.
4. intelligent three power automatic transfer switchs of one according to claim 1, it is characterized in that: described branch road one is connected between three-phase alternating current electric wire 1L3 and N of generator power supply, comprise the fuse 1FU, the auxiliary relay KA1 that connect successively, described auxiliary relay KA1 is parallel with green light HG; Described branch road two is connected between three-phase alternating current electric wire 1L3 and N of generator power supply, comprise fuse 2FU and the parallel circuits two of series connection, described parallel circuits two comprises branch one and branch two, described branch one comprises the universal seclector 1SA, auxiliary relay KA, contactor 2KM, the contactor coil 1KM that connect successively, and described branch two comprises the contactor 1KM and red light HR that connect successively.
5. intelligent three power automatic transfer switchs of one according to claim 1, is characterized in that: described branch road three is connected between three-phase alternating current electric wire 2L3 and N of mains supply, comprise the fuse 3FU, the green light 2HG that connect successively; Described branch road four is connected between three-phase alternating current electric wire 2L3 and N of mains supply, comprise fuse 4FU and the parallel circuits two of series connection, described parallel circuits two comprises branch one and branch two, described branch one comprises the universal seclector 2SA, contactor 1KM, auxiliary relay KA, the contactor coil 2KM that connect successively, and described branch two comprises the contactor 2KM and red light HR that connect successively.
6. intelligent three power automatic transfer switchs of one according to claim 1, it is characterized in that: described branch road five is connected between three-phase alternating current electric wire L3 and N, comprise the fuse 5FU, the auxiliary relay KA2 that connect successively, described auxiliary relay KA2 is parallel with green light HG; Described branch road six is connected between three-phase alternating current electric wire L3 and N, comprise fuse 7FU and the parallel circuits two of series connection, described parallel circuits two comprises branch one and branch two, described branch one comprises the universal seclector 3SA, auxiliary relay KA2, contactor 4KM, the contactor coil 3KM that connect successively, and described branch two comprises the contactor 3KM and red light 3HR that connect successively.
7. intelligent three power automatic transfer switchs of one according to claim 1, is characterized in that: described branch road seven is connected between three-phase alternating current electric wire 3L3 and N of sun-generated electric power, comprise the fuse 6FU, the green light 2HG that connect successively; Described branch road eight is connected between three-phase alternating current electric wire 3L3 and N of mains supply, comprise fuse 8FU and the parallel circuits two of series connection, described parallel circuits two comprises branch one and branch two, described branch one comprises the universal seclector 4SA, contactor 3KM, auxiliary relay KA2, the contactor coil 4KM that connect successively, and described branch two comprises the contactor 4KM and red light 2HR that connect successively.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510108749.2A CN104701840A (en) | 2015-03-12 | 2015-03-12 | Intelligent three-power automatic transfer switch |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510108749.2A CN104701840A (en) | 2015-03-12 | 2015-03-12 | Intelligent three-power automatic transfer switch |
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| CN104701840A true CN104701840A (en) | 2015-06-10 |
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| CN201510108749.2A Pending CN104701840A (en) | 2015-03-12 | 2015-03-12 | Intelligent three-power automatic transfer switch |
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| CN101951014A (en) * | 2010-10-29 | 2011-01-19 | 上海致远绿色能源有限公司 | Wind-light-diesel commercial power integral power supply system |
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| CN201910663U (en) * | 2010-12-29 | 2011-07-27 | 天津市研翔电子科技有限公司 | Three-power automatic switching control device |
| CN202395514U (en) * | 2011-11-23 | 2012-08-22 | 上海连成（集团）有限公司 | Dual-power switching device |
| CN102868214A (en) * | 2012-09-18 | 2013-01-09 | 四川省电力公司达州电业局 | utomatic standby power supply switching box in small water power station |
| CN203387296U (en) * | 2013-08-05 | 2014-01-08 | 北京精密机电控制设备研究所 | Three-power supply redundancy power supply device and portable device |
| CN204481476U (en) * | 2015-03-12 | 2015-07-15 | 杭州德洛电力设备有限公司 | A kind of intelligent three power automatic transfer switchs |
-
2015
- 2015-03-12 CN CN201510108749.2A patent/CN104701840A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011072068A (en) * | 2009-09-24 | 2011-04-07 | Toshiba Mitsubishi-Electric Industrial System Corp | Uninterruptible power supply system |
| CN101951014A (en) * | 2010-10-29 | 2011-01-19 | 上海致远绿色能源有限公司 | Wind-light-diesel commercial power integral power supply system |
| CN201910663U (en) * | 2010-12-29 | 2011-07-27 | 天津市研翔电子科技有限公司 | Three-power automatic switching control device |
| CN202395514U (en) * | 2011-11-23 | 2012-08-22 | 上海连成（集团）有限公司 | Dual-power switching device |
| CN102868214A (en) * | 2012-09-18 | 2013-01-09 | 四川省电力公司达州电业局 | utomatic standby power supply switching box in small water power station |
| CN203387296U (en) * | 2013-08-05 | 2014-01-08 | 北京精密机电控制设备研究所 | Three-power supply redundancy power supply device and portable device |
| CN204481476U (en) * | 2015-03-12 | 2015-07-15 | 杭州德洛电力设备有限公司 | A kind of intelligent three power automatic transfer switchs |
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Address after: 311107 two groups of Dongshan village, Renhe street, Yuhang District, Zhejiang, Hangzhou Applicant after: ZHEJIANG DELUO ELECTRIC POWER EQUIPMENT CO., LTD. Address before: 311107 two groups of Dongshan village, Renhe street, Yuhang District, Zhejiang, Hangzhou Applicant before: Hangzhou De Luo power equipment Co., Ltd |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150610 |