CN207218377U - A kind of diesel generating set and double mains supply rotation switching systems - Google Patents
A kind of diesel generating set and double mains supply rotation switching systems Download PDFInfo
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- CN207218377U CN207218377U CN201721161779.0U CN201721161779U CN207218377U CN 207218377 U CN207218377 U CN 207218377U CN 201721161779 U CN201721161779 U CN 201721161779U CN 207218377 U CN207218377 U CN 207218377U
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- civil power
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- generating set
- closure
- diesel generating
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Abstract
The utility model discloses a kind of diesel generating set and double mains supply rotation switching systems, including controller, first civil power, second civil power, first city's photodetector, second city's photodetector, diesel generating set, first switching switch and the second switching switch, the first civil power is integrated with the controller to be allowed to access signaling switch, second civil power allows to access signaling switch, first civil power detects port, second civil power detects port, the distant ON signal switch of bavin electricity, bavin electricity combined floodgate output switch, civil power combined floodgate output switch, first civil power closing switch and the second civil power closing switch.Diesel generating set of the present utility model and double mains supply rotation switching systems, when two-way civil power all breaks down, power supply is provided for load by diesel generating set.
Description
Technical field
It the utility model is related to a kind of diesel generating set and double mains supply rotation switching systems.
Background technology
Diesel generating set is generally used for when utility power failure at present, starts diesel generating set as emergency power supply
To meet the needs of load supplying.
In general automatic conversion control flow is by civil power/oil machine status monitor circuit, automatic change-over and control circuit group
Into, with oil machine automatically control the equipment such as screen, diesel generating set form standby power system, for load provides power needs.
But in some occasions higher to power reguirements, such as：Bank, hospital etc., although there is the electric protection of two-way city,
But when two-way civil power all breaks down, power supply can not be provided for load again, so in this case using traditional pair
Mains supply switching has certain danger.
Utility model content
The purpose of this utility model is the defects of overcoming prior art, there is provided a kind of diesel generating set and double mains supplies
Rotation switching system, when two-way civil power all breaks down, power supply is provided for load by diesel generating set.
Realizing the technical scheme of above-mentioned purpose is：A kind of diesel generating set and double mains supply rotation switching systems, bag
Include controller, the first civil power, the second civil power, first city's photodetector, second city's photodetector, diesel generating set, first cut
Change switch and the second switching switchs, the first civil power is integrated with the controller allows access signaling switch, the second civil power to allow
Access signaling switch, the first civil power detection port, the second civil power detects port, the distant ON signal of bavin electricity switchs, bavin electricity closes a floodgate and exported
Switch, civil power combined floodgate output switch, the first civil power closing switch and the second civil power closing switch, wherein：
First civil power allows access signaling switch to be connected with first civil power；
Second civil power allows access signaling switch to be connected with second civil power；
First city photodetector is connected with first civil power detection port；
Second city photodetector is connected with second civil power detection port；
The diesel generating set is connected with the distant ON signal switch of bavin electricity；
First side of the first switching switch is connected with the bavin electricity combined floodgate output switch, and the second side is closed with the civil power
Lock output switch is connected；
First side of the second switching switch is connected with the first civil power closing switch, the second side and second city
Electric closing switch is connected.
A kind of above-mentioned diesel generating set and double mains supply rotation switching systems, wherein, when first civil power just
Chang Shi, first civil power allow to access signaling switch closure, and first city is electrically accessed；The first civil power closing switch closes
Close output, the first side closure of control the second switching switch；The civil power combined floodgate output switch closure exports, described in control
The second side closure of first switching switch, first civil power is load supplying；
The controller is in the case where detecting that voltage failure or combined floodgate failure occurs in first civil power, the control
Device processed, which disconnects first civil power, to be allowed to access signaling switch, the first civil power closing switch and civil power combined floodgate output switch；It is described
Second civil power allows to access signaling switch closure, and second city is electrically accessed；The second civil power closing switch closure output, control
Make the second side closure of the second switching switch；The civil power combined floodgate output switch closure output, control first switching
The second side closure of switch, second civil power is load supplying；
The controller is in the case where detecting that voltage failure or combined floodgate failure occurs in second civil power, the control
Device processed, which disconnects second civil power, to be allowed to access signaling switch, the second civil power closing switch and civil power combined floodgate output switch；It is described
The distant ON signal switch closure output of bavin electricity, the diesel generating set open machine operation；The bavin electricity combined floodgate output switch closure is defeated
Go out, the first side closure of control the first switching switch, the diesel generating set is load supplying.
Diesel generating set of the present utility model and double mains supply rotation switching systems, when the first civil power is normal by the
One mains-supplied, the second mains-supplied is automatically switched to during first city's electrical anomaly；When second city's electrical anomaly, generating set is distant to be opened
Output signal closes, and control diesel generating set starts, and loads by diesel-electric set electric supply, more safely can be carried for load
Power supply source.
Brief description of the drawings
Fig. 1 is diesel generating set of the present utility model and the structural representation of double mains supply rotation switching systems；
Fig. 2 is diesel generating set of the present utility model and the fundamental diagram of double mains supply rotation switching systems.
Embodiment
In order that those skilled in the art are better understood when the technical solution of the utility model, with reference to attached
Its embodiment is described in detail figure：
Refer to Fig. 1 and Fig. 2, most preferred embodiment of the present utility model, a kind of diesel generating set and double mains supply wheels
Change switching system, including controller 1, the first civil power M1, the second civil power M2, first city's photodetector 2, second city's photodetector 3,
Diesel generating set G, the first switching switching switches of switch TS1 and second TS2, the first civil power M1 and the second civil power M2 are corresponded
Ground is connected with the second switching switch TS2 the first side S1 ' and the second side S2 ', the switching switches of diesel generating set G and second TS2
The the first side S1 and the second side S2 with the first switching switch TS1 are connected correspondingly.
The first civil power is integrated with controller 1 allows access signaling switch RL4, the second civil power to allow to access signaling switch
RL5, the first civil power detection port A1, the second civil power detection port A2, the distant ON signal switch RL6 of bavin electricity, bavin electricity combined floodgate output are opened
Close RL1, civil power combined floodgate output switch RL10, the first civil power closing switch RL2 and the second civil power closing switch RL3.
First civil power M1 allows access signaling switch RL4 to be connected with the first civil power；Second civil power M2 and second civil power
Access signaling switch RL5 is allowed to be connected；First city's photodetector 2 is connected with the first civil power detection port A1；Second city's electro-detection
Device 3 is connected with the second civil power detection port A2；Diesel generating set G is connected with the distant ON signal switch RL6 of bavin electricity；First switching is opened
The the first side S1 for closing TS1 is connected with bavin electricity combined floodgate output switch RL1, and the second side S2 is connected with civil power combined floodgate output switch RL10；
Second switching switch TS2 the first side S1 ' is connected with the first civil power closing switch RL2, and the second side S2 ' closes a floodgate with the second civil power and opened
RL3 is closed to be connected.Controller 1 uses PLC module.
Again referring to Fig. 2, diesel generating set of the present utility model and double mains supply rotation switching systems, if control
There is provided the first civil power M1 inside device 1 to be prior to the second civil power M2, its workflow：
(1) when the first civil power M1 is normal, the first civil power allows to access signaling switch RL4 closures, the first civil power M1 accesses；
First civil power closing switch RL2 closure outputs, the switching switch of control second TS2 the first side S1 ' closures；Civil power combined floodgate output is opened
RL10 closure outputs are closed, the switching switch of control first TS1 the second side S2 closures, the first civil power M1 is the power supply of load 4；
(2) controller 1 detects that failing occurs voltage failure or closed a floodgate in the first civil power M1 by first city's photodetector 2
In the case of, controller 1, which disconnects the first civil power, to be allowed to access signaling switch RL4, the first civil power closing switch RL2 and civil power combined floodgate
Output switch RL10；Second civil power allows to access signaling switch RL5 closures, the second civil power M2 accesses；Second civil power closing switch
RL3 closure outputs, the switching switch of control second TS2 the second side S2 ' closures；Civil power combined floodgate output switch RL10 closure outputs,
The switching switch of control first TS1 the second side S2 closures, the second civil power M2 are the power supply of load 4；
(3) controller 1 detects that failing occurs voltage failure or closed a floodgate in the second civil power M2 by second city's photodetector 3
In the case of, controller 1, which disconnects the second civil power, to be allowed to access signaling switch RL5, the second civil power closing switch RL3 and civil power combined floodgate
Output switch RL10；The distant ON signal switch RL6 closure outputs of bavin electricity, diesel generating set G open machine operation；Bavin electricity combined floodgate output is opened
RL1 closure outputs are closed, the switching switch of control first TS1 the first side S1 closures, diesel generating set G is the power supply of load 4.
Diesel generating set of the present utility model and double mains supply rotation switching systems, the workflow behind city power recovery
For：
(1) during diesel generating set G powered operations：Controller 1 detects the second civil power M2 by second city's photodetector 3
Voltage recover normal, bavin electricity combined floodgate output switch RL1 disconnects, and the second civil power allows to access signaling switch RL5 closures, the second city
Electric M2 accesses；Second civil power closing switch RL3 closure outputs, the switching switch of control second TS2 the second side S2 ' closures；Civil power
Combined floodgate output switch RL10 closure outputs, the switching switch of control first TS1 the second side S2 closures, the second civil power M2 is load 4
Power supply；After second civil power M2 power supplies normally, the distant ON signal switch RL6 of bavin bavin electricity is disconnected, and diesel generating set G is shut down into standby
State；
During (2) second civil power M2 powered operations：Controller 1 detects the first civil power M1's by first city's photodetector 2
Voltage recovers normal, and the second civil power closing switch RL3 disconnects, and the first civil power allows to access signaling switch RL4 closures, the first civil power
M1 is accessed；First civil power closing switch RL2 closure outputs, the switching switch of control second TS2 the first side S1 ' closures；Civil power closes
Lock output switch RL10 closure outputs, the switching switch of control first TS1 the second side S2 closures, the first civil power M1 supply for load 4
Electricity；After first civil power M1 power supplies are normal, the second civil power allows to access signaling switch RL5 disconnections, and the second civil power M2 stops power supply.
In summary, diesel generating set of the present utility model and double mains supply rotation switching systems, when two-way civil power
When all breaking down, power supply is provided for load by diesel generating set.
Those of ordinary skill in the art is it should be appreciated that the embodiment of the above is intended merely to illustrate that this practicality is new
Type, and be not used as to restriction of the present utility model, as long as in spirit of the present utility model, to described above
Change, the modification of embodiment will all fall in Claims scope of the present utility model.
Claims (2)
1. a kind of diesel generating set and double mains supply rotation switching systems, it is characterised in that including controller, the first city
Electricity, the second civil power, first city's photodetector, second city's photodetector, diesel generating set, the first switching switch and the second switching
Switch, the first civil power is integrated with the controller allows access signaling switch, the second civil power to allow to access signaling switch, first
Civil power detection port, the second civil power detection port, the distant ON signal switch of bavin electricity, bavin electricity combined floodgate output switch, civil power close a floodgate and exported
Switch, the first civil power closing switch and the second civil power closing switch, wherein：
First civil power allows access signaling switch to be connected with first civil power；
Second civil power allows access signaling switch to be connected with second civil power；
First city photodetector is connected with first civil power detection port；
Second city photodetector is connected with second civil power detection port；
The diesel generating set is connected with the distant ON signal switch of bavin electricity；
First side of the first switching switch is connected with the bavin electricity combined floodgate output switch, and the second side is closed a floodgate defeated with the civil power
Go out switch to be connected；
First side of the second switching switch is connected with the first civil power closing switch, and the second side is closed with second civil power
Lock switch is connected.
2. a kind of diesel generating set according to claim 1 and double mains supply rotation switching systems, it is characterised in that
When first civil power is normal, first civil power allows to access signaling switch closure, and first city is electrically accessed；Described
The closure output of one civil power closing switch, the first side closure of control the second switching switch；The civil power combined floodgate output switch
Closure output, the second side closure of control the first switching switch, first civil power is load supplying；
The controller is in the case where detecting that voltage failure or combined floodgate failure occurs in first civil power, the controller
Disconnecting first civil power allows to access signaling switch, the first civil power closing switch and civil power combined floodgate output switch；Described second
Civil power allows to access signaling switch closure, and second city is electrically accessed；The second civil power closing switch closure output, controls institute
State the second side closure of the second switching switch；The civil power combined floodgate output switch closure output, control the first switching switch
The second side closure, second civil power is load supplying；
The controller is in the case where detecting that voltage failure or combined floodgate failure occurs in second civil power, the controller
Disconnecting second civil power allows to access signaling switch, the second civil power closing switch and civil power combined floodgate output switch；The bavin electricity
Distant ON signal switch closure output, the diesel generating set open machine operation；The bavin electricity combined floodgate output switch closure output, control
The first side closure of the first switching switch is made, the diesel generating set is load supplying.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721161779.0U CN207218377U (en) | 2017-09-12 | 2017-09-12 | A kind of diesel generating set and double mains supply rotation switching systems |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721161779.0U CN207218377U (en) | 2017-09-12 | 2017-09-12 | A kind of diesel generating set and double mains supply rotation switching systems |
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| CN207218377U true CN207218377U (en) | 2018-04-10 |
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| CN201721161779.0U Active CN207218377U (en) | 2017-09-12 | 2017-09-12 | A kind of diesel generating set and double mains supply rotation switching systems |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108879771A (en) * | 2018-07-16 | 2018-11-23 | 扬州市华东动力机械有限公司 | A kind of marine wind electric field diesel emergency generating set control system and control method |
| CN112051503A (en) * | 2020-04-14 | 2020-12-08 | 中鹏机电有限公司 | Multi-path commercial power monitoring device for diesel generating set |
| CN112600297A (en) * | 2020-12-30 | 2021-04-02 | 中国人寿保险股份有限公司上海数据中心 | Power supply switching system and method for diesel generator set and two-way commercial power |
-
2017
- 2017-09-12 CN CN201721161779.0U patent/CN207218377U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108879771A (en) * | 2018-07-16 | 2018-11-23 | 扬州市华东动力机械有限公司 | A kind of marine wind electric field diesel emergency generating set control system and control method |
| CN108879771B (en) * | 2018-07-16 | 2023-10-31 | 扬州市华东动力机械有限公司 | Control system and control method for emergency diesel generator set of offshore wind farm |
| CN112051503A (en) * | 2020-04-14 | 2020-12-08 | 中鹏机电有限公司 | Multi-path commercial power monitoring device for diesel generating set |
| CN112600297A (en) * | 2020-12-30 | 2021-04-02 | 中国人寿保险股份有限公司上海数据中心 | Power supply switching system and method for diesel generator set and two-way commercial power |
| CN112600297B (en) * | 2020-12-30 | 2024-02-09 | 中国人寿保险股份有限公司上海数据中心 | Power supply switching system and method for diesel generator set and two paths of commercial power |
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