CN210246318U - Water supply installation of dual supply circuit - Google Patents
Water supply installation of dual supply circuit Download PDFInfo
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- CN210246318U CN210246318U CN201921014722.7U CN201921014722U CN210246318U CN 210246318 U CN210246318 U CN 210246318U CN 201921014722 U CN201921014722 U CN 201921014722U CN 210246318 U CN210246318 U CN 210246318U
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Abstract
The utility model discloses a dual supply line's water supply installation, including first power, second power, A section high-voltage bus, B section high-voltage bus, A section low pressure generating line and B section low pressure generating line, first power and A section high-voltage bus are connected, and first power still is connected with B section high-voltage bus, is provided with the second power between A section low pressure generating line and the B section low pressure generating line, is provided with first potential device between A section high-voltage bus and the A section low pressure generating line, is provided with second potential device between B section high-voltage bus and the B section low pressure generating line. The utility model discloses a set up two way power supply lines, be first power consumption device and second power consumption device power supply respectively, first power consumption device and second power consumption device homoenergetic are used for supplying water, and the water plant is like if shape if possess two completely independent power supply unit, and when any one of them independent unit outage, can not influence the power supply of another independent unit, therefore can guarantee the water supply ability of water plant, reduce the damage to water supply network when supplying water and resume.
Description
Technical Field
The utility model relates to a controlling means, especially a water supply installation of dual power supply circuit.
Background
Water supply of a water works depends on a power supply system of an urban power grid, but the urban power grid is unstable, a power failure accident can occur, a water delivery pump cannot supply water to an urban area without electricity after power failure, and water supply to the urban area can be continued only by recovering the power supply of the urban power grid or by means of switching. However, there are many uncertain factors when the urban power grid recovers power supply, and if the power supply cannot be recovered in time, great influence and economic loss are brought to the life and industrial production of people; the flow of restoring power supply through the switching mode is too tedious and long, the water supply equipment of the water plant stops running after power failure, the pressure in the water supply network suddenly drops, and the water supply network is damaged when water supply is restored.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a dual power supply line's water supply installation, it can reduce the influence that supplies water to the water works when the unable power supply of urban power network.
In order to solve the technical problem, the utility model discloses a following technical scheme: the utility model provides a double power supply line's water supply installation, includes first power, second power, A section high voltage generating line, B section high voltage generating line, A section low pressure generating line and B section low pressure generating line, and first power is connected with A section high voltage generating line, and first power still is connected with B section high voltage generating line, is provided with the second power between A section low voltage generating line and the B section low pressure generating line, is provided with first potential device between A section high voltage generating line and the A section low pressure generating line, be provided with second potential device between B section high voltage generating line and the B section low pressure generating line.
The water supply device of the double power supply line further comprises a first electric device, and the first electric device is connected with the A-section low-voltage bus.
The water supply device of the double power supply line further comprises a second electric device, and the second electric device is connected with the B-section low-voltage bus.
In the aforementioned water supply device with dual power supply lines, each of the first and second electrical devices includes 2 water supply pumps.
The first transformer device comprises an A section high-voltage switch, a first transformer and an A section low-voltage switch, and the first transformer is arranged between the A section high-voltage switch and the A section low-voltage switch.
In the aforementioned water supply device with the dual power supply line, the first power supply and the second power supply are both 10KV power supplies.
The second transformer device comprises a B section high-voltage switch, a second transformer and a B section low-voltage switch, and the second transformer is arranged between the B section high-voltage switch and the B section low-voltage switch.
Compared with the prior art, the utility model discloses a set up two way power supply lines, be first power consumption device and the power supply of second power consumption device respectively, first power consumption device and second power consumption device all include the feed-water pump, and the homoenergetic can be used for supplying water, adopt the utility model discloses dual supply line's water supply installation's water factory, if possess two completely independent power supply water supply unit, when any one of them independent unit cuts off the power supply, can not influence the power supply of another independent unit, because of if first power consumption device has a power failure, second power consumption device's feed-water pump can not influenced to can be stable water supply pressure in certain pressure range, the condition that empty pipe or pressure fault formula suddenly drop appear in the water supply pipeline can not appear, thereby the damage to the water supply network when having reduced the water supply and resumeing.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Reference numerals: 1-a first power supply, 2-a second power supply, 3-a section high voltage bus, 4-B section high voltage bus, 5-a section low voltage bus, 6-B section low voltage bus, 7-a first voltage transformation device, 701-a section high voltage switch, 702-a first transformer, 703-B section low voltage switch, 8-a second voltage transformation device, 801-B section high voltage switch, 802-a second transformer, 803-B section low voltage switch, 9-a first electricity utilization device, and 10-a second electricity utilization device.
The present invention will be further described with reference to the accompanying drawings and the detailed description.
Detailed Description
Embodiment 1 of the utility model: the utility model provides a dual power supply line's water supply installation, includes first power 1, second power 2, A section high voltage bus 3, B section high voltage bus 4, A section low pressure bus 5 and B section low pressure bus 6, first power 1 is connected with A section high voltage bus 3, first power 1 still is connected with B section high voltage bus 4, be provided with second power 2 between A section low voltage bus 5 and the B section low pressure bus 6, be provided with first potential device 7 between A section high voltage bus 3 and the A section low pressure bus 5, be provided with second potential device 8 between B section high voltage bus 4 and the B section low pressure bus 6.
The working process of the utility model is that under the normal operation state, the first transformer device 7 and the second transformer device 8 work simultaneously and operate in a row, ① if the upper end of the A section high-voltage bus has a power failure, then disconnect the A section low-voltage switch 703 and the first power consumption device 9, open the second power 2 (namely, close the low-voltage bus-tie switch), start the first power consumption device 9, if the upper end of the B section high-voltage bus has a power failure, close the second power consumption device 10 and the B section low-voltage switch 803, open the second power 2 (namely, close the low-voltage bus-tie switch), start the second power consumption device 10, ② when in normal use, the high-voltage bus-tie switch of the first power supply 1, the low-voltage bus-tie switch of the second power supply 2 are in an off state, and all circuit breakers on.
Claims (7)
1. The utility model provides a water supply installation of duplicate supply line, its characterized in that, includes first power (1), second power (2), A section high voltage generating line (3), B section high voltage generating line (4), A section low voltage generating line (5) and B section low voltage generating line (6), first power (1) is connected with A section high voltage generating line (3), first power (1) still is connected with B section high voltage generating line (4), be provided with second power (2) between A section low voltage generating line (5) and B section low voltage generating line (6), be provided with first potential device (7) between A section high voltage generating line (3) and A section low voltage generating line (5), be provided with second potential device (8) between B section high voltage generating line (4) and B section low voltage generating line (6).
2. The double power supply line water supply device according to claim 1, further comprising a first electric utilization device (9), wherein the first electric utilization device (9) is connected with the A-section low-voltage bus (5).
3. The double power supply line water supply device according to claim 2, further comprising a second electrical-consuming device (10), wherein the second electrical-consuming device (10) is connected with the B-section low-voltage bus (6).
4. A double mains water supply installation according to claim 3, characterised in that both the first (9) and the second (10) consumer comprise 2 feed pumps.
5. The double power supply line water supply device according to claim 1 or 4, wherein the first voltage transformation device (7) comprises a section A high voltage switch (701), a first transformer (702) and a section A low voltage switch (703), and the first transformer (702) is arranged between the section A high voltage switch (701) and the section A low voltage switch (703).
6. The double power supply line supply apparatus according to claim 1 or 4, wherein the first power supply (1) and the second power supply (2) are both 10KV power supplies.
7. The water supply installation of a dual power supply line according to claim 1 or 4, characterized in that the second voltage transformation device (8) comprises a B-stage high voltage switch (801), a second transformer (802) and a B-stage low voltage switch (803), the second transformer (802) being arranged between the B-stage high voltage switch (801) and the B-stage low voltage switch (803).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921014722.7U CN210246318U (en) | 2019-07-02 | 2019-07-02 | Water supply installation of dual supply circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921014722.7U CN210246318U (en) | 2019-07-02 | 2019-07-02 | Water supply installation of dual supply circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210246318U true CN210246318U (en) | 2020-04-03 |
Family
ID=69989320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921014722.7U Active CN210246318U (en) | 2019-07-02 | 2019-07-02 | Water supply installation of dual supply circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210246318U (en) |
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2019
- 2019-07-02 CN CN201921014722.7U patent/CN210246318U/en active Active
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