CN214833099U - Combined operation system of multiple water supply pump sets - Google Patents
Combined operation system of multiple water supply pump sets Download PDFInfo
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- CN214833099U CN214833099U CN202120203944.4U CN202120203944U CN214833099U CN 214833099 U CN214833099 U CN 214833099U CN 202120203944 U CN202120203944 U CN 202120203944U CN 214833099 U CN214833099 U CN 214833099U
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Abstract
The utility model discloses a combined operation system of a plurality of water supply pump sets, which comprises a water storage device, a valve and at least 2 groups of water supply pump sets; the first pump set is a superposed water pump and takes water from a water pipe network at the upper stage; the water storage device takes water from the upper stage water inlet pipe network through a valve, and the second pump group is a booster pump or a secondary water supply pump; the first pump group and the second pump group supply water to the water supply area separately or simultaneously according to the water demand of the water supply area. After the utility model is applied to all booster pump stations and secondary water supply systems of the urban water supply system, the urban water supply pressure can be greatly reduced and the water supply capacity of the urban water supply system can be enlarged during the peak of water consumption; when the water is used in the valley, the surplus water supply capacity can be fully utilized to store water, and the pressure of the pipe network is utilized to carry out pressure-superposed water supply, so that the energy consumption is greatly reduced, and the stable operation of the whole urban water supply system is realized.
Description
Technical Field
The utility model relates to a water supply technical field, concretely relates to be applied to booster pump station or secondary water supply system's combination operating system of many water supply pump package.
Background
In various industries, particularly urban water, water in many areas must be pressurized by pressurized water pumps or secondary water supply systems. The real-time water consumption of each pressurizing and secondary water supply area changes frequently and has a large change range due to the change of seasons, weather, work and rest time and peak valley values of daily water; if the water pressure problem in the water area is solved by adopting a large-flow water taking and pressurizing mode in a part of water using areas, the pressure of other related pressurizing and water using areas is suddenly reduced. Therefore, in the prior art, a reservoir is generally built or a water storage tank is arranged in a booster pump station or a secondary water supply pump station, water conveyed by a previous pump station is stored in the reservoir or the water storage tank, and water is taken from the reservoir or the water storage tank according to the area real-time water flow rate and supplied under pressure by a booster water pump or a secondary water supply pump all the time. However, although this pressurizing method can reduce the influence of the water consumption on other pressurizing and water consumption areas during the water consumption peak to some extent, the problem is still serious: the residual pressure of the water delivery of the previous stage pump station is consumed by the resistance of the valve or changed into kinetic energy to flow into the reservoir to be wasted, thereby causing a great deal of energy loss.
SUMMERY OF THE UTILITY MODEL
The utility model provides a be applied to booster pump station or secondary water supply system's many water supply pump package's combination operating system, the water delivery residual pressure of comprehensive utilization last level pump station and the retaining regulating power of cistern, water storage box not only can alleviate the regional water supply problem of the water supply that needs the pressurization, and energy loss is little moreover.
In order to achieve the technical purpose, the utility model adopts the following technical scheme:
a combined operation system of multiple water supply pump sets is characterized by comprising a water storage device, valves and at least 2 groups of water supply pump sets; the first pump set is a superposed water pump and takes water from a water pipe network at the upper stage; the water storage device takes water from the upper stage water inlet pipe network through a valve, and the second pump group is a booster pump or a secondary water supply pump; the first pump group and the second pump group supply water to the water supply area separately or simultaneously according to the water demand of the water supply area.
Furthermore, each group of pump sets consists of a single or a plurality of water pumps.
Furthermore, when the water supply area is in a water use valley period, the second pump set is stopped, the first pump set is used for taking water from the upper-stage water inlet pipe network and supplying water to the water supply area, and meanwhile, the valve is opened according to the preset opening degree to enable the upper-stage water inlet pipe network to supply water to the water storage device; when the water supply area is in the water consumption peak period, the first pump set is shut down, the valve is opened according to the preset opening degree to enable the upper-level water inlet pipe network to supplement water to the water storage device, and meanwhile, the second pump set takes water from the water storage device and supplies water to the water supply area.
Further, in the water supply system of the upper-level water supply pipe network, when the water demand for the local water supply area exceeds a preset threshold, in the combined operation system of the local water supply area: when the water supply area is in a water use valley period, the second pump set is shut down, the first pump set is used for taking water from the upper-stage water inlet pipe network and supplying water to the water supply area, and meanwhile, the valve is opened according to a preset opening degree to enable the upper-stage water inlet pipe network to supply water to the water storage device; when the water supply area is in the peak time period of water consumption, the valve is opened according to the preset opening degree to enable the upper-level water inlet pipe network to supplement water to the water storage device, the first pump set takes water from the upper-level water inlet pipe network, the second pump set takes water from the water storage device, and the first pump set and the second pump set supply water to the water supply area simultaneously.
Advantageous effects
The utility model provides a combined operation system of a plurality of water supply pump sets, which firstly solves the water supply problem of the area needing pressurized water supply; secondly, the excess pressure of the water supplied by the pump station is fully utilized, so that a large amount of energy loss is avoided, and the energy-saving effect is achieved; thirdly, the condition that the pressure of other related pressurized and water-using areas drops suddenly is prevented, so that the water supply of the whole pump station is more stable; finally, the regulation capacity of the water storage tank or the water tank is fully utilized, the effects of peak clipping and valley leveling are achieved, the water delivery quantity of the upper stage pump station tends to be stable, the average water delivery lift and the average running power are reduced, and the effects of energy conservation and consumption reduction are achieved.
Drawings
Fig. 1 is a schematic view of a combined operation system of a multi-water supply pump set according to an embodiment of the present invention.
Detailed Description
The following is a detailed description of the embodiments of the present invention, and the present embodiment uses the technical solution of the present invention as a basis for developing, and gives detailed implementation and specific operation process, and it is right to further explain the technical solution of the present invention.
The embodiment provides a combined operation system of multiple water supply pump groups, which is applied to a booster pump station or a secondary water supply system, and as shown in fig. 1, comprises a first pump group 1, a second pump group 2, a water storage device 3 and a valve 4; each group of pump sets consists of one or more water pumps, the first pump set 1 is a superposed water pump, and the second pump set is a pressurized water pump set; if the combined operation system of the utility model is applied to the scene of the booster pump station, the second pump set is a booster pump; if the utility model discloses a combination operating system is applied to under secondary water supply system's the scene, then the second pump package is the secondary working shaft. In addition, the water storage device 3 is a reservoir or a water storage tank.
The water taking end of the first pump group 1 and the water taking end of the water storage device 3 both take water from the upper stage water inlet pipe network 5, wherein a valve 4 is arranged between the water taking end of the water storage device 3 and the upper stage water inlet pipe network 5; the water intake end of the second pump group 2 takes water from the water storage device 3, and the second pump group 2 and the first pump group 1 can supply water to the water supply area separately or simultaneously.
For a conventional water supply area, when the water supply area is in a water use valley period: (1) under normal conditions, the second pump set is shut down, the first pump set 1 independently takes water from the upper stage water supply pipe network and supplies water to a water supply area, and meanwhile, the valve 4 is opened according to the preset opening degree to enable the upper stage water supply pipe network to supply water to the water storage device for use in a water supply peak; (2) for the extreme condition that the water supply of the first pump group still does not meet the water supply valley demand of the water supply area, the first pump group 1 takes water from the upper stage water supply pipe network 5, the valve 4 is opened according to the preset opening degree to make the upper stage water supply pipe network supplement water to the water storage device, the second pump group 2 takes water from the water storage device 3, and the first pump group 1 and the second pump group 2 supply water to the water supply area together; in the specific example, the mode that the second pump group 2 takes water from the water storage device 3 to supply water is not adopted as much as possible, so that the energy consumption is saved, and the water consumption in the water consumption peak time is ensured. When the water supply area is in a water consumption peak period, (1) under normal conditions, the first pump set 1 is stopped, the valve 4 is opened according to a preset opening degree to enable the water inlet pipe network of the upper stage to supply water to the water storage device 3, and meanwhile, the second group of pump sets 2 takes water from the water storage device 3 and supplies water to the water supply area; (2) for the extreme condition that the second pump set directly takes water from the water storage device and still does not meet the peak demand of water consumption in the water supply area, the first pump set 1 can be adopted to take water from the water inlet pipe network 5 at the upper stage, the second pump set 2 can take water from the water storage device 3, and the first pump set and the second pump set supply water to the water supply area; (3) in the specific example, the first pump group 1 is not used for supplying water by taking water from the water inlet pipe network 5 at the upper stage as much as possible, so that the influence on water supply of other areas is reduced.
The utility model can not only ensure the water supply requirement of the water supply area, but also fully utilize the volume of the water storage device to realize the peak clipping and valley leveling operation, namely, when the water consumption peak, the first pump set is closed, the second pump set is adopted to take water from the water storage device to supply water to the water supply area, and when the water consumption peak is finished, the water storage device is just emptied; when the water is used in the valley, the second water pump set is stopped, the first pump set is adopted to take water from the water pipe network at the upper stage, the pressure of the pipe network is fully utilized to supply water with the water pump in an overlying mode, a large amount of energy can be saved, meanwhile, the water pipe network supplies water to the water storage device, and when the water is used in the valley, the water storage device is just filled with water; when the local water quantity is particularly large, two groups of pumps can be adopted to supply water simultaneously.
If all booster pump stations and secondary water supply systems adopt the combined operation system of the multi-water supply pump group, the water supply pressure can be greatly reduced during the peak of water consumption, and the water supply capacity of a city water supply system is enlarged; when the water is used in the valley, the surplus water supply capacity can be fully utilized to store water, and the pressure of the pipe network is utilized to carry out pressure-superposed water supply, so that the energy consumption is greatly reduced, and the stable operation of the whole urban water supply system is realized.
Therefore, the laminated water pump combined operation system provided by the embodiment firstly solves the water supply problem of the area needing pressurized water supply; secondly, the excess pressure of the water supplied by the pump station is fully utilized, so that a large amount of energy loss is avoided, and the energy-saving effect is achieved; thirdly, the condition that the pressure of other related pressurized and water-using areas drops suddenly is prevented, so that the water supply of the whole pump station is more stable; finally, the regulation capacity of the water storage tank or the water tank is fully utilized, the effects of peak clipping and valley leveling are achieved, the water delivery quantity of the upper stage pump station tends to be stable, the average water delivery lift and the average running power are reduced, and the effects of energy conservation and consumption reduction are achieved.
The above embodiments are preferred embodiments of the present application, and those skilled in the art can make various changes or modifications without departing from the general concept of the present application, and such changes or modifications should fall within the scope of the claims of the present application.
Claims (4)
1. A combined operation system of multiple water supply pump sets is characterized by comprising a water storage device, valves and at least 2 groups of water supply pump sets; the first pump set is a superposed water pump and takes water from a water pipe network at the upper stage; the water storage device takes water from the upper stage water inlet pipe network through a valve, and the second pump group is a booster pump or a secondary water supply pump; the first pump group and the second pump group supply water to the water supply area separately or simultaneously according to the water demand of the water supply area.
2. The combined operation system of multiple water supply pump groups according to claim 1, wherein each group of pump groups consists of a single or multiple water pumps.
3. The system of claim 1, wherein when the water supply area is in a water consumption valley period, the second pump set is stopped, the first pump set separately takes water from the upper stage water supply pipe network and supplies water to the water supply area, and the valve is opened at a preset opening degree to make the upper stage water supply pipe network supply water to the water storage device; when the water supply area is in the water consumption peak period, the first pump set is shut down, the valve is opened according to the preset opening degree to enable the upper-level water inlet pipe network to supplement water to the water storage device, and meanwhile, the second pump set takes water from the water storage device and supplies water to the water supply area.
4. The system of claim 1, wherein when the water supply area is in a water consumption valley period, the second pump set is stopped, the first pump set separately takes water from the upper stage water supply pipe network and supplies water to the water supply area, and the valve is opened at a preset opening degree to make the upper stage water supply pipe network supply water to the water storage device; when the water supply area is in the peak time period of water consumption, the valve is opened according to the preset opening degree to enable the upper-level water inlet pipe network to supplement water to the water storage device, the first pump set takes water from the upper-level water inlet pipe network, the second pump set takes water from the water storage device, and the first pump set and the second pump set supply water to the water supply area simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120203944.4U CN214833099U (en) | 2021-01-25 | 2021-01-25 | Combined operation system of multiple water supply pump sets |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120203944.4U CN214833099U (en) | 2021-01-25 | 2021-01-25 | Combined operation system of multiple water supply pump sets |
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| Publication Number | Publication Date |
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| CN214833099U true CN214833099U (en) | 2021-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120203944.4U Active CN214833099U (en) | 2021-01-25 | 2021-01-25 | Combined operation system of multiple water supply pump sets |
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2021
- 2021-01-25 CN CN202120203944.4U patent/CN214833099U/en active Active
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