CN207320935U - A kind of No. three stand-by power supplies and alternating current switching system - Google Patents
A kind of No. three stand-by power supplies and alternating current switching system Download PDFInfo
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- CN207320935U CN207320935U CN201720883821.3U CN201720883821U CN207320935U CN 207320935 U CN207320935 U CN 207320935U CN 201720883821 U CN201720883821 U CN 201720883821U CN 207320935 U CN207320935 U CN 207320935U
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Abstract
The utility model discloses a kind of No. three stand-by power supplies and alternating current switching system, include automatic change-over ATS1, two manual change-over switch ATS2, ATS3 and third gear universal change-over switch, stand-by power supply includes three groups, stand-by power supply has picked out long-range enabling signal and has connected ATS1 by third gear universal change-over switch respectively, and ATS controllers connect the long-range enabling signal of the default one group of stand-by power supply of third gear universal change-over switch；ATS1 connects alternating current, and the load outputs of ATS3 meet ATS1, and ATS2 connects the load outputs of ATS1 and the load outputs of ATS3 respectively.The utility model passes through automatic change-over, two manual change-over switch and three groups of stand-by power supplies, in the case where ATS controllers and third gear universal change-over switch coordinate, can be achieved between stand-by power supply and alternating current it is safe and reliable, be switched fast, solve the integrity problem powered under the safety issue and automatic switchover failure conditions of three tunnel independence stand-by power supplies power supplies.
Description
Technical field
It the utility model is related to electrical control equipment technical field, and in particular to one kind is used in stand-by power supply and alternating current electricity
The control device switched between source（System）.
Background technology
With the development of society, to ensure that people's lives and lives and properties are not affected because of power failure, to power supply can
Further improved by property requirement, two-way is spare, or even three tunnel standby diesel-generator units as emergency standby power and alternating current into
Row safety, quick, reliable switching there is an urgent need to.Traditional power supply handover control system will design complex control mostly
Circuit is coordinated with change-over switch, and is usually to switch over control all the way or between two stand-by power supplies and alternating current, this is not
It can meet increasing electricity consumption reliability requirement.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of line construction is simple, to may be implemented in three tunnels independently spare
Handover control system that is safe and reliable, being switched fast is carried out between power supply and alternating current.
In order to solve the above technical problems, the utility model adopts the following technical solution：A kind of No. three stand-by power supplies and alternating current
Switching system, is connected between mains-supplied circuit and stand-by power supply, it is characterised in that：Including automatic change-over ATS1, hand
Dynamic change-over switch ATS2, manual change-over switch ATS3 and third gear universal change-over switch, stand-by power supply include three groups, and three groups spare
Power supply picks out the controller 1, controller 2 and controller 3 of long-range enabling signal respectively, and controller 1, controller 2 and control
Device 3 connects third gear universal change-over switch respectively, and stand-by power supply controller enabling signal is connected certainly by third gear universal change-over switch
The ATS controllers of dynamic change-over switch ATS1, ATS controllers connect the remote of the default one group of stand-by power supply of third gear universal change-over switch
Journey enabling signal；Automatic change-over ATS1 connection alternating currents, manual change-over switch ATS2 connect hand with automatic change-over ATS1
The load outputs of dynamic change-over switch ATS3, three groups of stand-by power supplies of manual change-over switch ATS3 connections, manual change-over switch ATS2
Connection load.
Further, three groups of stand-by power supplies are three generating sets, i.e. #1 generators, #2 generators and #3 power generations
Machine, three groups of generators are connected to automatic change-over ATS1's by corresponding controller and third gear universal change-over switch
ATS controllers realize the automatic start on any road.
Further, the I roads connection alternating current of automatic change-over ATS1, its II road connection manual change-over switch ATS3's is negative
Carry output terminal and the II roads of manual change-over switch ATS2, the load outputs of automatic change-over ATS1 are connected to manual switch and open
Close the I roads of ATS2；The II roads of the II roads connection automatic change-over ATS1 of manual change-over switch ATS2 and manual change-over switch
The load outputs of ATS3, the connection load of its load outputs；The I roads of manual change-over switch ATS3 meet #1, #2 of stand-by power supply,
Er Qi II roads connect stand-by power supply #3, the II roads of its load outputs connection automatic change-over ATS1 and manual change-over switch
The II roads of ATS2.
Preferably, the rated current of the automatic change-over ATS1 and manual change-over switch ATS2 are 1600A, manually
The rated current of change-over switch ATS3 is 800A.
The solution that the utility model uses is actually in automatic switching control equipment（Automatic change-over ATS1）Base
There is provided that two-way stand-by power supply interlock, two-way be spare and the 3rd road manual switching device on plinth（Manual change-over switch ATS2）With
And emergency power supply bypass changeover device（Manual change-over switch ATS3）.
By switch interlock, control two-way stand-by power supply connects two-way stand-by power supply with automatic switching control equipment, automatic to realize
Alternating current and stand-by power supply switching.Manually switching device ATS3 manually selects for two-way stand-by power supply and No. threeth stand-by power supply
Three road in-put of spare power supply systems.Emergency power supply bypass changeover device manually selects stand-by power supply and directly feeds load end.
Interlock is installed on two unit breaker front ends placed parallel.At the same time it can also be set to each switching device
Put indicator light.
The utility model passes through automatic change-over, two manual change-over switch and three groups of stand-by power supplies（Generator）, in ATS
Under control of the controller to long-range enabling signal, and coordinate third gear universal change-over switch, it can be achieved that in three tunnel independence stand-by power supplies
Safe and reliable, quick switching is carried out between urban network electricity source, efficiently solves the security of three tunnel independence stand-by power supply power supplies
Problem, and solve the integrity problem powered under automatic switchover failure conditions.
Brief description of the drawings
Fig. 1 is the utility model line map.
Embodiment
In the present embodiment, No. three stand-by power supply and alternating current switching system, are connected to mains-supplied circuit and standby electricity
Between source, it is characterised in that：Including automatic change-over ATS1, manual change-over switch ATS2, manual change-over switch ATS3 and three
Shelves universal change-over switch, stand-by power supply include three groups, and three groups of stand-by power supplies pick out the controller of long-range enabling signal respectively
1st, controller 2 and controller 3, and controller 1, controller 2 and controller 3 connect third gear universal change-over switch respectively, standby electricity
Source controller enabling signal connects the ATS controllers of automatic change-over ATS1, ATS controllers by third gear universal change-over switch
Connect the long-range enabling signal of the default one group of stand-by power supply of third gear universal change-over switch；Automatic change-over ATS1 connections city
Electricity, manual change-over switch ATS2 connect the load outputs of manual change-over switch ATS3 with automatic change-over ATS1, turn manually
Change switch ATS3 three groups of stand-by power supplies of connection, manual change-over switch ATS2 connections load.
Three groups of stand-by power supplies are three generating sets, i.e. #1 generators, #2 generators and #3 generators, and three groups of generators lead to
Cross corresponding controller and third gear universal change-over switch be connected to automatic change-over ATS1 ATS controllers realize it is any
The automatic start on road.
The I roads connection alternating current of automatic change-over ATS1, the load outputs of its II road connection manual change-over switch ATS3
And the II roads of manual change-over switch ATS2, the load outputs of automatic change-over ATS1 are connected to manual change-over switch ATS2's
I roads；The II roads of II roads connection automatic change-over ATS1 of manual change-over switch ATS2 and the load of manual change-over switch ATS3
Output terminal, the connection load of its load outputs；The I roads of manual change-over switch ATS3 meet #1, #2 of stand-by power supply, and Er Qi II roads connect
Stand-by power supply #3 is met, the II roads of its load outputs connection automatic change-over ATS1 and the II roads of manual change-over switch ATS2.
The rated current of the automatic change-over ATS1 and manual change-over switch ATS2 are 1600A, and manual switch is opened
The rated current for closing ATS3 is 800A.
Generating set is preset：Three units #1, #2, #3, controller in automatic mode, ATS controllers in automatic mode,
ATS1 automatic change-overs switch in I roads in automatic mode.ATS2 manual change-over switch switches in I roads, and ATS3 manual switch is opened
Pass switches in II roads, and the long-range enabling signal of three units realizes any input by third gear universal change-over switch.
When alternating current is normal, mains supply is by the I roads of automatic change-over ATS1 and load outputs, then through manual switch
I roads and the load outputs of ATS2 are switched, supply electricity to load.
During commercial power interruption, ATS controllers connect the default unit of third gear universal change-over switch（#1 or #2）It is long-range
Enabling signal, after this unit generation is normal, automatic change-over ATS1 automatically switches to II roads.Power generating source manually turns
I roads and its load outputs, the II roads of automatically transformed switch ATS1 and its load outputs of switch ATS3 are changed, are exported to hand
The I roads of dynamic change-over switch ATS2 and load outputs, supply electricity to load.
When city power recovery is normal, automatic change-over ATS1 automatically switches to I roads, and the cut-out of ATS controllers is long-range to start letter
Number, generating set is shut down.
Commercial power interruption, automatic change-over ATS1 because failure cannot automatically switch to II roads when, manual switch is opened manually
Close ATS2 and be switched to II roads, power generating source manually the I roads of change-over switch ATS3 and its load outputs, export to turning manually
The II roads of switch ATS2 are changed, through its load outputs, supply electricity to load.
When the 3rd generating set of needs（#3）During power supply, manual change-over switch ATS3 is switched to II roads manually, is generated electricity
Power supply manually the II roads of change-over switch ATS3 and its load outputs, the II roads of automatically transformed switch ATS1 and its load
Output terminal, exports to the I roads of manual change-over switch ATS2, through its load outputs, supplies electricity to load.
The utility model is described in detail above, it is described above, be only the utility model preferred embodiment and
, it is when the utility model practical range cannot be limited, i.e., all to make equivalent changes and modifications according to the application scope, it all should still belong to this
In utility model covering scope.
Claims (4)
1. a kind of No. three stand-by power supplies and alternating current switching system, are connected between mains-supplied circuit and stand-by power supply, its feature
It is：Including automatic change-over (ATS1), manual change-over switch (ATS2), manual change-over switch (ATS3) and omnipotent turn of third gear
Switch is changed, stand-by power supply includes three groups, and three groups of stand-by power supplies pick out the controller (1) of long-range enabling signal, control respectively
Device (2) and controller (3), and controller (1), controller (2) and controller (3) connect third gear universal change-over switch respectively, it is standby
(ATS) controller of automatic change-over (ATS1) is connected by third gear universal change-over switch with power-supply controller of electric enabling signal,
(ATS) controller connects the long-range enabling signal of the default one group of stand-by power supply of third gear universal change-over switch；Automatic change-over
(ATS1) alternating current is connected, manual change-over switch (ATS2) and automatic change-over (ATS1) connect manual change-over switch (ATS3)
Load outputs, manual change-over switch (three groups of stand-by power supplies of ATS3 connections, manual change-over switch (ATS2) connection load.
2. No. three according to claim 1 stand-by power supply and alternating current switching system, it is characterised in that：Three groups of standby electricities
Source is three generating sets, i.e. (#1) generator, (#2) generator and (#3) generator, three groups of generators pass through corresponding
(ATS) controller that controller and third gear universal change-over switch are connected to automatic change-over (ATS1) realizes the automatic of any road
Start.
3. No. three according to claim 2 stand-by power supply and alternating current switching system, it is characterised in that：Automatic change-over
(ATS1) I roads connection alternating current, the load outputs and manual change-over switch of its II road connection manual change-over switch (ATS3)
(ATS2) II roads, the load outputs of automatic change-over (ATS1) are connected to the I roads of manual change-over switch (ATS2)；Manually
The II roads of the II roads connection automatic change-over (ATS1) of change-over switch (ATS2) and the load of manual change-over switch (ATS3) are defeated
Outlet, the connection load of its load outputs；The I roads of manual change-over switch (ATS3) meet (#1) of stand-by power supply, (#2), and its II
Road connection stand-by power supply (#3), the II roads of its load outputs connection automatic change-over (ATS1) and manual change-over switch
(ATS2) II roads.
4. No. three according to claim 3 stand-by power supply and alternating current switching system, it is characterised in that：The automatic conversion is opened
The rated current for closing (ATS1) and manual change-over switch (ATS2) is 1600A, the rated current of manual change-over switch (ATS3)
For 800A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720883821.3U CN207320935U (en) | 2017-07-19 | 2017-07-19 | A kind of No. three stand-by power supplies and alternating current switching system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720883821.3U CN207320935U (en) | 2017-07-19 | 2017-07-19 | A kind of No. three stand-by power supplies and alternating current switching system |
Publications (1)
| Publication Number | Publication Date |
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| CN207320935U true CN207320935U (en) | 2018-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720883821.3U Active CN207320935U (en) | 2017-07-19 | 2017-07-19 | A kind of No. three stand-by power supplies and alternating current switching system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110429898A (en) * | 2019-08-15 | 2019-11-08 | 海信（山东）空调有限公司 | A kind of control method of frequency conversion equipment, device and frequency conversion equipment |
-
2017
- 2017-07-19 CN CN201720883821.3U patent/CN207320935U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110429898A (en) * | 2019-08-15 | 2019-11-08 | 海信（山东）空调有限公司 | A kind of control method of frequency conversion equipment, device and frequency conversion equipment |
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